diff --git a/authsecret/aidl/Android.bp b/authsecret/aidl/Android.bp
index 8fe9f27..432c1b9 100644
--- a/authsecret/aidl/Android.bp
+++ b/authsecret/aidl/Android.bp
@@ -22,4 +22,5 @@
             },
         },
     },
+    versions: ["1"],
 }
diff --git a/authsecret/aidl/aidl_api/android.hardware.authsecret/1/.hash b/authsecret/aidl/aidl_api/android.hardware.authsecret/1/.hash
new file mode 100644
index 0000000..4a5c24a
--- /dev/null
+++ b/authsecret/aidl/aidl_api/android.hardware.authsecret/1/.hash
@@ -0,0 +1 @@
+729cca96cb4732246b6ed1b3d15e2cbe63413afd
diff --git a/authsecret/aidl/aidl_api/android.hardware.authsecret/1/android/hardware/authsecret/IAuthSecret.aidl b/authsecret/aidl/aidl_api/android.hardware.authsecret/1/android/hardware/authsecret/IAuthSecret.aidl
new file mode 100644
index 0000000..76b96f2
--- /dev/null
+++ b/authsecret/aidl/aidl_api/android.hardware.authsecret/1/android/hardware/authsecret/IAuthSecret.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.authsecret;
+@VintfStability
+interface IAuthSecret {
+  oneway void setPrimaryUserCredential(in byte[] secret);
+}
diff --git a/automotive/audiocontrol/aidl/Android.bp b/automotive/audiocontrol/aidl/Android.bp
index 7a947d3..4acfd82 100644
--- a/automotive/audiocontrol/aidl/Android.bp
+++ b/automotive/audiocontrol/aidl/Android.bp
@@ -19,4 +19,5 @@
             sdk_version: "module_current",
         },
     },
+    versions: ["1"],
 }
diff --git a/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/.hash b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/.hash
new file mode 100644
index 0000000..c4bb36b
--- /dev/null
+++ b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/.hash
@@ -0,0 +1 @@
+ba2a7caca61683385b3b100e4faab1b4139fc547
diff --git a/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/AudioFocusChange.aidl b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/AudioFocusChange.aidl
new file mode 100644
index 0000000..58a3667
--- /dev/null
+++ b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/AudioFocusChange.aidl
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.automotive.audiocontrol;
+@Backing(type="int") @VintfStability
+enum AudioFocusChange {
+  NONE = 0,
+  GAIN = 1,
+  GAIN_TRANSIENT = 2,
+  GAIN_TRANSIENT_MAY_DUCK = 3,
+  GAIN_TRANSIENT_EXCLUSIVE = 4,
+  LOSS = -1,
+  LOSS_TRANSIENT = -2,
+  LOSS_TRANSIENT_CAN_DUCK = -3,
+}
diff --git a/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/DuckingInfo.aidl b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/DuckingInfo.aidl
new file mode 100644
index 0000000..a0f7db9
--- /dev/null
+++ b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/DuckingInfo.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.automotive.audiocontrol;
+@VintfStability
+parcelable DuckingInfo {
+  int zoneId;
+  String[] deviceAddressesToDuck;
+  String[] deviceAddressesToUnduck;
+  String[] usagesHoldingFocus;
+}
diff --git a/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/IAudioControl.aidl b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/IAudioControl.aidl
new file mode 100644
index 0000000..c10713d
--- /dev/null
+++ b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/IAudioControl.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.automotive.audiocontrol;
+@VintfStability
+interface IAudioControl {
+  oneway void onAudioFocusChange(in String usage, in int zoneId, in android.hardware.automotive.audiocontrol.AudioFocusChange focusChange);
+  oneway void onDevicesToDuckChange(in android.hardware.automotive.audiocontrol.DuckingInfo[] duckingInfos);
+  oneway void onDevicesToMuteChange(in android.hardware.automotive.audiocontrol.MutingInfo[] mutingInfos);
+  oneway void registerFocusListener(in android.hardware.automotive.audiocontrol.IFocusListener listener);
+  oneway void setBalanceTowardRight(in float value);
+  oneway void setFadeTowardFront(in float value);
+}
diff --git a/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/IFocusListener.aidl b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/IFocusListener.aidl
new file mode 100644
index 0000000..046c19d
--- /dev/null
+++ b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/IFocusListener.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.automotive.audiocontrol;
+@VintfStability
+interface IFocusListener {
+  oneway void abandonAudioFocus(in String usage, in int zoneId);
+  oneway void requestAudioFocus(in String usage, in int zoneId, in android.hardware.automotive.audiocontrol.AudioFocusChange focusGain);
+}
diff --git a/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/MutingInfo.aidl b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/MutingInfo.aidl
new file mode 100644
index 0000000..b25ed0f
--- /dev/null
+++ b/automotive/audiocontrol/aidl/aidl_api/android.hardware.automotive.audiocontrol/1/android/hardware/automotive/audiocontrol/MutingInfo.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.automotive.audiocontrol;
+@VintfStability
+parcelable MutingInfo {
+  int zoneId;
+  String[] deviceAddressesToMute;
+  String[] deviceAddressesToUnmute;
+}
diff --git a/biometrics/common/aidl/Android.bp b/biometrics/common/aidl/Android.bp
index 829f8c2..05028c4 100644
--- a/biometrics/common/aidl/Android.bp
+++ b/biometrics/common/aidl/Android.bp
@@ -21,5 +21,6 @@
         cpp: {
             enabled: false,
         },
-    }
+    },
+    versions: ["1"],
 }
diff --git a/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/.hash b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/.hash
new file mode 100644
index 0000000..e7609fb
--- /dev/null
+++ b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/.hash
@@ -0,0 +1 @@
+9ad0b938db247283c4a8c1bf7e4218a420019024
diff --git a/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/CommonProps.aidl b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/CommonProps.aidl
new file mode 100644
index 0000000..d4433c5
--- /dev/null
+++ b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/CommonProps.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.common;
+@VintfStability
+parcelable CommonProps {
+  int sensorId;
+  android.hardware.biometrics.common.SensorStrength sensorStrength = android.hardware.biometrics.common.SensorStrength.CONVENIENCE;
+  int maxEnrollmentsPerUser;
+  android.hardware.biometrics.common.ComponentInfo[] componentInfo;
+}
diff --git a/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/ComponentInfo.aidl b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/ComponentInfo.aidl
new file mode 100644
index 0000000..ad11dda
--- /dev/null
+++ b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/ComponentInfo.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.common;
+@VintfStability
+parcelable ComponentInfo {
+  String componentId;
+  String hardwareVersion;
+  String firmwareVersion;
+  String serialNumber;
+  String softwareVersion;
+}
diff --git a/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/ICancellationSignal.aidl b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/ICancellationSignal.aidl
new file mode 100644
index 0000000..2bc6a6d
--- /dev/null
+++ b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/ICancellationSignal.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.common;
+@VintfStability
+interface ICancellationSignal {
+  oneway void cancel();
+}
diff --git a/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/SensorStrength.aidl b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/SensorStrength.aidl
new file mode 100644
index 0000000..6675d09
--- /dev/null
+++ b/biometrics/common/aidl/aidl_api/android.hardware.biometrics.common/1/android/hardware/biometrics/common/SensorStrength.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.common;
+@Backing(type="byte") @VintfStability
+enum SensorStrength {
+  CONVENIENCE = 0,
+  WEAK = 1,
+  STRONG = 2,
+}
diff --git a/biometrics/face/aidl/Android.bp b/biometrics/face/aidl/Android.bp
index 63f5ae4..54d3ecd 100644
--- a/biometrics/face/aidl/Android.bp
+++ b/biometrics/face/aidl/Android.bp
@@ -27,4 +27,5 @@
             enabled: false,
         },
     },
+    versions: ["1"],
 }
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/.hash b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/.hash
new file mode 100644
index 0000000..b8d5097
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/.hash
@@ -0,0 +1 @@
+945de3635b7f5a09244820eef56035c92fdbd324
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/AcquiredInfo.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/AcquiredInfo.aidl
new file mode 100644
index 0000000..eaa43f3
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/AcquiredInfo.aidl
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@Backing(type="byte") @VintfStability
+enum AcquiredInfo {
+  UNKNOWN = 0,
+  GOOD = 1,
+  INSUFFICIENT = 2,
+  TOO_BRIGHT = 3,
+  TOO_DARK = 4,
+  TOO_CLOSE = 5,
+  TOO_FAR = 6,
+  FACE_TOO_HIGH = 7,
+  FACE_TOO_LOW = 8,
+  FACE_TOO_RIGHT = 9,
+  FACE_TOO_LEFT = 10,
+  POOR_GAZE = 11,
+  NOT_DETECTED = 12,
+  TOO_MUCH_MOTION = 13,
+  RECALIBRATE = 14,
+  TOO_DIFFERENT = 15,
+  TOO_SIMILAR = 16,
+  PAN_TOO_EXTREME = 17,
+  TILT_TOO_EXTREME = 18,
+  ROLL_TOO_EXTREME = 19,
+  FACE_OBSCURED = 20,
+  START = 21,
+  SENSOR_DIRTY = 22,
+  VENDOR = 23,
+  FIRST_FRAME_RECEIVED = 24,
+  DARK_GLASSES_DETECTED = 25,
+  MOUTH_COVERING_DETECTED = 26,
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/AuthenticationFrame.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/AuthenticationFrame.aidl
new file mode 100644
index 0000000..20bc767
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/AuthenticationFrame.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+parcelable AuthenticationFrame {
+  android.hardware.biometrics.face.BaseFrame data;
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/BaseFrame.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/BaseFrame.aidl
new file mode 100644
index 0000000..67b5cf4
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/BaseFrame.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+parcelable BaseFrame {
+  android.hardware.biometrics.face.AcquiredInfo acquiredInfo = android.hardware.biometrics.face.AcquiredInfo.UNKNOWN;
+  int vendorCode;
+  float pan;
+  float tilt;
+  float distance;
+  boolean isCancellable;
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Cell.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Cell.aidl
new file mode 100644
index 0000000..6be8c8e
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Cell.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+parcelable Cell {
+  int x;
+  int y;
+  int z;
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentFrame.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentFrame.aidl
new file mode 100644
index 0000000..0ea10d6
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentFrame.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+parcelable EnrollmentFrame {
+  @nullable android.hardware.biometrics.face.Cell cell;
+  android.hardware.biometrics.face.EnrollmentStage stage = android.hardware.biometrics.face.EnrollmentStage.UNKNOWN;
+  android.hardware.biometrics.face.BaseFrame data;
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentStage.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentStage.aidl
new file mode 100644
index 0000000..ce5679a
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentStage.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@Backing(type="byte") @VintfStability
+enum EnrollmentStage {
+  UNKNOWN = 0,
+  FIRST_FRAME_RECEIVED = 1,
+  WAITING_FOR_CENTERING = 2,
+  HOLD_STILL_IN_CENTER = 3,
+  ENROLLING_MOVEMENT_1 = 4,
+  ENROLLING_MOVEMENT_2 = 5,
+  ENROLLMENT_FINISHED = 6,
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentStageConfig.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentStageConfig.aidl
new file mode 100644
index 0000000..48db2cf
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentStageConfig.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+parcelable EnrollmentStageConfig {
+  android.hardware.biometrics.face.EnrollmentStage stage = android.hardware.biometrics.face.EnrollmentStage.UNKNOWN;
+  List<android.hardware.biometrics.face.Cell> cells;
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentType.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentType.aidl
new file mode 100644
index 0000000..8e99ad6
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/EnrollmentType.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@Backing(type="byte") @VintfStability
+enum EnrollmentType {
+  DEFAULT = 0,
+  ACCESSIBILITY = 1,
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Error.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Error.aidl
new file mode 100644
index 0000000..1a21661
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Error.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@Backing(type="byte") @VintfStability
+enum Error {
+  UNKNOWN = 0,
+  HW_UNAVAILABLE = 1,
+  UNABLE_TO_PROCESS = 2,
+  TIMEOUT = 3,
+  NO_SPACE = 4,
+  CANCELED = 5,
+  UNABLE_TO_REMOVE = 6,
+  VENDOR = 7,
+  REENROLL_REQUIRED = 8,
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/FaceSensorType.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/FaceSensorType.aidl
new file mode 100644
index 0000000..a215b99
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/FaceSensorType.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@Backing(type="byte") @VintfStability
+enum FaceSensorType {
+  UNKNOWN = 0,
+  RGB = 1,
+  IR = 2,
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Feature.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Feature.aidl
new file mode 100644
index 0000000..1875b97
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/Feature.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@Backing(type="byte") @VintfStability
+enum Feature {
+  REQUIRE_ATTENTION = 0,
+  REQUIRE_DIVERSE_POSES = 1,
+  DEBUG = 2,
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/IFace.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/IFace.aidl
new file mode 100644
index 0000000..fc4a4d0
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/IFace.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+interface IFace {
+  android.hardware.biometrics.face.SensorProps[] getSensorProps();
+  android.hardware.biometrics.face.ISession createSession(in int sensorId, in int userId, in android.hardware.biometrics.face.ISessionCallback cb);
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/ISession.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/ISession.aidl
new file mode 100644
index 0000000..d1c2c1d
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/ISession.aidl
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+interface ISession {
+  void generateChallenge();
+  void revokeChallenge(in long challenge);
+  android.hardware.biometrics.face.EnrollmentStageConfig[] getEnrollmentConfig(in android.hardware.biometrics.face.EnrollmentType enrollmentType);
+  android.hardware.biometrics.common.ICancellationSignal enroll(in android.hardware.keymaster.HardwareAuthToken hat, in android.hardware.biometrics.face.EnrollmentType type, in android.hardware.biometrics.face.Feature[] features, in android.hardware.common.NativeHandle previewSurface);
+  android.hardware.biometrics.common.ICancellationSignal authenticate(in long operationId);
+  android.hardware.biometrics.common.ICancellationSignal detectInteraction();
+  void enumerateEnrollments();
+  void removeEnrollments(in int[] enrollmentIds);
+  void getFeatures();
+  void setFeature(in android.hardware.keymaster.HardwareAuthToken hat, in android.hardware.biometrics.face.Feature feature, boolean enabled);
+  void getAuthenticatorId();
+  void invalidateAuthenticatorId();
+  void resetLockout(in android.hardware.keymaster.HardwareAuthToken hat);
+  void close();
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/ISessionCallback.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/ISessionCallback.aidl
new file mode 100644
index 0000000..bbace29
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/ISessionCallback.aidl
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+interface ISessionCallback {
+  void onChallengeGenerated(in long challenge);
+  void onChallengeRevoked(in long challenge);
+  void onAuthenticationFrame(in android.hardware.biometrics.face.AuthenticationFrame frame);
+  void onEnrollmentFrame(in android.hardware.biometrics.face.EnrollmentFrame frame);
+  void onError(in android.hardware.biometrics.face.Error error, in int vendorCode);
+  void onEnrollmentProgress(in int enrollmentId, int remaining);
+  void onAuthenticationSucceeded(in int enrollmentId, in android.hardware.keymaster.HardwareAuthToken hat);
+  void onAuthenticationFailed();
+  void onLockoutTimed(in long durationMillis);
+  void onLockoutPermanent();
+  void onLockoutCleared();
+  void onInteractionDetected();
+  void onEnrollmentsEnumerated(in int[] enrollmentIds);
+  void onFeaturesRetrieved(in android.hardware.biometrics.face.Feature[] features);
+  void onFeatureSet(android.hardware.biometrics.face.Feature feature);
+  void onEnrollmentsRemoved(in int[] enrollmentIds);
+  void onAuthenticatorIdRetrieved(in long authenticatorId);
+  void onAuthenticatorIdInvalidated(in long newAuthenticatorId);
+  void onSessionClosed();
+}
diff --git a/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/SensorProps.aidl b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/SensorProps.aidl
new file mode 100644
index 0000000..8b3c51b
--- /dev/null
+++ b/biometrics/face/aidl/aidl_api/android.hardware.biometrics.face/1/android/hardware/biometrics/face/SensorProps.aidl
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.face;
+@VintfStability
+parcelable SensorProps {
+  android.hardware.biometrics.common.CommonProps commonProps;
+  android.hardware.biometrics.face.FaceSensorType sensorType = android.hardware.biometrics.face.FaceSensorType.UNKNOWN;
+  boolean halControlsPreview;
+  int previewDisplayId;
+  int enrollPreviewWidth;
+  int enrollPreviewHeight;
+  float enrollTranslationX;
+  float enrollTranslationY;
+  float enrollPreviewScale;
+  boolean supportsDetectInteraction;
+}
diff --git a/biometrics/fingerprint/aidl/Android.bp b/biometrics/fingerprint/aidl/Android.bp
index 7ee957d..5295098 100644
--- a/biometrics/fingerprint/aidl/Android.bp
+++ b/biometrics/fingerprint/aidl/Android.bp
@@ -26,4 +26,5 @@
             enabled: false,
         },
     },
+    versions: ["1"],
 }
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/.hash b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/.hash
new file mode 100644
index 0000000..64b2083
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/.hash
@@ -0,0 +1 @@
+3621eefdbae063097dad0037cd1f111792ff12ec
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/AcquiredInfo.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/AcquiredInfo.aidl
new file mode 100644
index 0000000..c51aa03
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/AcquiredInfo.aidl
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.fingerprint;
+@Backing(type="byte") @VintfStability
+enum AcquiredInfo {
+  UNKNOWN = 0,
+  GOOD = 1,
+  PARTIAL = 2,
+  INSUFFICIENT = 3,
+  SENSOR_DIRTY = 4,
+  TOO_SLOW = 5,
+  TOO_FAST = 6,
+  VENDOR = 7,
+  START = 8,
+  TOO_DARK = 9,
+  TOO_BRIGHT = 10,
+  IMMOBILE = 11,
+  RETRYING_CAPTURE = 12,
+}
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/Error.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/Error.aidl
new file mode 100644
index 0000000..af7bc3c
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/Error.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.fingerprint;
+@Backing(type="byte") @VintfStability
+enum Error {
+  UNKNOWN = 0,
+  HW_UNAVAILABLE = 1,
+  UNABLE_TO_PROCESS = 2,
+  TIMEOUT = 3,
+  NO_SPACE = 4,
+  CANCELED = 5,
+  UNABLE_TO_REMOVE = 6,
+  VENDOR = 7,
+  BAD_CALIBRATION = 8,
+}
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl
new file mode 100644
index 0000000..9c208c4
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/FingerprintSensorType.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.fingerprint;
+@Backing(type="byte") @VintfStability
+enum FingerprintSensorType {
+  UNKNOWN = 0,
+  REAR = 1,
+  UNDER_DISPLAY_ULTRASONIC = 2,
+  UNDER_DISPLAY_OPTICAL = 3,
+  POWER_BUTTON = 4,
+  HOME_BUTTON = 5,
+}
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/IFingerprint.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/IFingerprint.aidl
new file mode 100644
index 0000000..5d3df6f
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/IFingerprint.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.fingerprint;
+@VintfStability
+interface IFingerprint {
+  android.hardware.biometrics.fingerprint.SensorProps[] getSensorProps();
+  android.hardware.biometrics.fingerprint.ISession createSession(in int sensorId, in int userId, in android.hardware.biometrics.fingerprint.ISessionCallback cb);
+}
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/ISession.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/ISession.aidl
new file mode 100644
index 0000000..9934a76
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/ISession.aidl
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.fingerprint;
+@VintfStability
+interface ISession {
+  void generateChallenge();
+  void revokeChallenge(in long challenge);
+  android.hardware.biometrics.common.ICancellationSignal enroll(in android.hardware.keymaster.HardwareAuthToken hat);
+  android.hardware.biometrics.common.ICancellationSignal authenticate(in long operationId);
+  android.hardware.biometrics.common.ICancellationSignal detectInteraction();
+  void enumerateEnrollments();
+  void removeEnrollments(in int[] enrollmentIds);
+  void getAuthenticatorId();
+  void invalidateAuthenticatorId();
+  void resetLockout(in android.hardware.keymaster.HardwareAuthToken hat);
+  void close();
+  void onPointerDown(in int pointerId, in int x, in int y, in float minor, in float major);
+  void onPointerUp(in int pointerId);
+  void onUiReady();
+}
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/ISessionCallback.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/ISessionCallback.aidl
new file mode 100644
index 0000000..3c40ad6
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/ISessionCallback.aidl
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.fingerprint;
+@VintfStability
+interface ISessionCallback {
+  void onChallengeGenerated(in long challenge);
+  void onChallengeRevoked(in long challenge);
+  void onAcquired(in android.hardware.biometrics.fingerprint.AcquiredInfo info, in int vendorCode);
+  void onError(in android.hardware.biometrics.fingerprint.Error error, in int vendorCode);
+  void onEnrollmentProgress(in int enrollmentId, int remaining);
+  void onAuthenticationSucceeded(in int enrollmentId, in android.hardware.keymaster.HardwareAuthToken hat);
+  void onAuthenticationFailed();
+  void onLockoutTimed(in long durationMillis);
+  void onLockoutPermanent();
+  void onLockoutCleared();
+  void onInteractionDetected();
+  void onEnrollmentsEnumerated(in int[] enrollmentIds);
+  void onEnrollmentsRemoved(in int[] enrollmentIds);
+  void onAuthenticatorIdRetrieved(in long authenticatorId);
+  void onAuthenticatorIdInvalidated(in long newAuthenticatorId);
+  void onSessionClosed();
+}
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/SensorLocation.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/SensorLocation.aidl
new file mode 100644
index 0000000..515ddaa
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/SensorLocation.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.fingerprint;
+@VintfStability
+parcelable SensorLocation {
+  int displayId;
+  int sensorLocationX;
+  int sensorLocationY;
+  int sensorRadius;
+}
diff --git a/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/SensorProps.aidl b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/SensorProps.aidl
new file mode 100644
index 0000000..782d289
--- /dev/null
+++ b/biometrics/fingerprint/aidl/aidl_api/android.hardware.biometrics.fingerprint/1/android/hardware/biometrics/fingerprint/SensorProps.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.biometrics.fingerprint;
+@VintfStability
+parcelable SensorProps {
+  android.hardware.biometrics.common.CommonProps commonProps;
+  android.hardware.biometrics.fingerprint.FingerprintSensorType sensorType = android.hardware.biometrics.fingerprint.FingerprintSensorType.UNKNOWN;
+  android.hardware.biometrics.fingerprint.SensorLocation[] sensorLocations;
+  boolean supportsNavigationGestures;
+  boolean supportsDetectInteraction;
+  boolean halHandlesDisplayTouches;
+  boolean halControlsIllumination;
+}
diff --git a/common/aidl/Android.bp b/common/aidl/Android.bp
index 912bfdc..028c923 100644
--- a/common/aidl/Android.bp
+++ b/common/aidl/Android.bp
@@ -36,5 +36,8 @@
             min_sdk_version: "29",
         },
     },
-    versions: ["1"],
+    versions: [
+        "1",
+        "2",
+    ],
 }
diff --git a/common/aidl/aidl_api/android.hardware.common/2/.hash b/common/aidl/aidl_api/android.hardware.common/2/.hash
new file mode 100644
index 0000000..5ef5e08
--- /dev/null
+++ b/common/aidl/aidl_api/android.hardware.common/2/.hash
@@ -0,0 +1 @@
+c32ddfdeb69c6e4a8a45519e6f9a39c4b66fd99f
diff --git a/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/Ashmem.aidl b/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/Ashmem.aidl
new file mode 100644
index 0000000..a438031
--- /dev/null
+++ b/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/Ashmem.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.common;
+@VintfStability
+parcelable Ashmem {
+  ParcelFileDescriptor fd;
+  long size;
+}
diff --git a/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/MappableFile.aidl b/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/MappableFile.aidl
new file mode 100644
index 0000000..394ea8f
--- /dev/null
+++ b/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/MappableFile.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.common;
+@VintfStability
+parcelable MappableFile {
+  long length;
+  int prot;
+  ParcelFileDescriptor fd;
+  long offset;
+}
diff --git a/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/NativeHandle.aidl b/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/NativeHandle.aidl
new file mode 100644
index 0000000..2ed5c0b
--- /dev/null
+++ b/common/aidl/aidl_api/android.hardware.common/2/android/hardware/common/NativeHandle.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.common;
+@VintfStability
+parcelable NativeHandle {
+  ParcelFileDescriptor[] fds;
+  int[] ints;
+}
diff --git a/common/fmq/aidl/Android.bp b/common/fmq/aidl/Android.bp
index 1ab724f..fb2f4e0 100644
--- a/common/fmq/aidl/Android.bp
+++ b/common/fmq/aidl/Android.bp
@@ -30,4 +30,5 @@
             enabled: false,
         },
     },
+    versions: ["1"],
 }
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/.hash b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/.hash
new file mode 100644
index 0000000..da122e6
--- /dev/null
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/.hash
@@ -0,0 +1 @@
+12cf0ce8614557cc0efe73bdf011f5193f7a8653
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/GrantorDescriptor.aidl b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/GrantorDescriptor.aidl
new file mode 100644
index 0000000..cf7048b
--- /dev/null
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/GrantorDescriptor.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.common.fmq;
+@VintfStability
+parcelable GrantorDescriptor {
+  int fdIndex;
+  int offset;
+  long extent;
+}
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/MQDescriptor.aidl b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/MQDescriptor.aidl
new file mode 100644
index 0000000..add4b64
--- /dev/null
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/MQDescriptor.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.common.fmq;
+@VintfStability
+parcelable MQDescriptor<T, Flavor> {
+  android.hardware.common.fmq.GrantorDescriptor[] grantors;
+  android.hardware.common.NativeHandle handle;
+  int quantum;
+  int flags;
+}
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/SynchronizedReadWrite.aidl b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/SynchronizedReadWrite.aidl
new file mode 100644
index 0000000..12c61ba
--- /dev/null
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/SynchronizedReadWrite.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.common.fmq;
+@VintfStability
+enum SynchronizedReadWrite {
+  EMPTY = 0,
+}
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/UnsynchronizedWrite.aidl b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/UnsynchronizedWrite.aidl
new file mode 100644
index 0000000..f99528d
--- /dev/null
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/1/android/hardware/common/fmq/UnsynchronizedWrite.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.common.fmq;
+@VintfStability
+enum UnsynchronizedWrite {
+  EMPTY = 0,
+}
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/GrantorDescriptor.aidl b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/GrantorDescriptor.aidl
index 0327796..cf7048b 100644
--- a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/GrantorDescriptor.aidl
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/GrantorDescriptor.aidl
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 ///////////////////////////////////////////////////////////////////////////////
 // THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
 ///////////////////////////////////////////////////////////////////////////////
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/MQDescriptor.aidl b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/MQDescriptor.aidl
index 56f1de3..add4b64 100644
--- a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/MQDescriptor.aidl
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/MQDescriptor.aidl
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 ///////////////////////////////////////////////////////////////////////////////
 // THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
 ///////////////////////////////////////////////////////////////////////////////
@@ -18,7 +33,7 @@
 
 package android.hardware.common.fmq;
 @VintfStability
-parcelable MQDescriptor {
+parcelable MQDescriptor<T, Flavor> {
   android.hardware.common.fmq.GrantorDescriptor[] grantors;
   android.hardware.common.NativeHandle handle;
   int quantum;
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/SynchronizedReadWrite.aidl b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/SynchronizedReadWrite.aidl
index 264171d..12c61ba 100644
--- a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/SynchronizedReadWrite.aidl
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/SynchronizedReadWrite.aidl
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 ///////////////////////////////////////////////////////////////////////////////
 // THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
 ///////////////////////////////////////////////////////////////////////////////
diff --git a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/UnsynchronizedWrite.aidl b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/UnsynchronizedWrite.aidl
index eaf2ffd..f99528d 100644
--- a/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/UnsynchronizedWrite.aidl
+++ b/common/fmq/aidl/aidl_api/android.hardware.common.fmq/current/android/hardware/common/fmq/UnsynchronizedWrite.aidl
@@ -1,3 +1,18 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 ///////////////////////////////////////////////////////////////////////////////
 // THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
 ///////////////////////////////////////////////////////////////////////////////
diff --git a/gnss/aidl/Android.bp b/gnss/aidl/Android.bp
index 7725b95..b197eae 100644
--- a/gnss/aidl/Android.bp
+++ b/gnss/aidl/Android.bp
@@ -38,4 +38,5 @@
             },
         },
     },
+    versions: ["1"],
 }
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/.hash b/gnss/aidl/aidl_api/android.hardware.gnss/1/.hash
new file mode 100644
index 0000000..2f689c4
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/.hash
@@ -0,0 +1 @@
+10839720b90aaec329521e810d9e0501cfcef0d3
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/BlocklistedSource.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/BlocklistedSource.aidl
new file mode 100644
index 0000000..a4f0097
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/BlocklistedSource.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable BlocklistedSource {
+  android.hardware.gnss.GnssConstellationType constellation = android.hardware.gnss.GnssConstellationType.UNKNOWN;
+  int svid;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/CorrelationVector.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/CorrelationVector.aidl
new file mode 100644
index 0000000..b0848bb
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/CorrelationVector.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable CorrelationVector {
+  double frequencyOffsetMps;
+  double samplingWidthM;
+  double samplingStartM;
+  int[] magnitude;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/ElapsedRealtime.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/ElapsedRealtime.aidl
new file mode 100644
index 0000000..7d3baa4
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/ElapsedRealtime.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable ElapsedRealtime {
+  int flags;
+  long timestampNs;
+  double timeUncertaintyNs;
+  const int HAS_TIMESTAMP_NS = 1;
+  const int HAS_TIME_UNCERTAINTY_NS = 2;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssClock.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssClock.aidl
new file mode 100644
index 0000000..c54cc2c
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssClock.aidl
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable GnssClock {
+  int gnssClockFlags;
+  int leapSecond;
+  long timeNs;
+  double timeUncertaintyNs;
+  long fullBiasNs;
+  double biasNs;
+  double biasUncertaintyNs;
+  double driftNsps;
+  double driftUncertaintyNsps;
+  int hwClockDiscontinuityCount;
+  android.hardware.gnss.GnssSignalType referenceSignalTypeForIsb;
+  const int HAS_LEAP_SECOND = 1;
+  const int HAS_TIME_UNCERTAINTY = 2;
+  const int HAS_FULL_BIAS = 4;
+  const int HAS_BIAS = 8;
+  const int HAS_BIAS_UNCERTAINTY = 16;
+  const int HAS_DRIFT = 32;
+  const int HAS_DRIFT_UNCERTAINTY = 64;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssConstellationType.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssConstellationType.aidl
new file mode 100644
index 0000000..c1fcfcc
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssConstellationType.aidl
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@Backing(type="int") @VintfStability
+enum GnssConstellationType {
+  UNKNOWN = 0,
+  GPS = 1,
+  SBAS = 2,
+  GLONASS = 3,
+  QZSS = 4,
+  BEIDOU = 5,
+  GALILEO = 6,
+  IRNSS = 7,
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssData.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssData.aidl
new file mode 100644
index 0000000..ebb5d0b
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssData.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable GnssData {
+  android.hardware.gnss.GnssMeasurement[] measurements;
+  android.hardware.gnss.GnssClock clock;
+  android.hardware.gnss.ElapsedRealtime elapsedRealtime;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssMeasurement.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssMeasurement.aidl
new file mode 100644
index 0000000..948c540
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssMeasurement.aidl
@@ -0,0 +1,98 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable GnssMeasurement {
+  int flags;
+  int svid;
+  android.hardware.gnss.GnssSignalType signalType;
+  double timeOffsetNs;
+  int state;
+  long receivedSvTimeInNs;
+  long receivedSvTimeUncertaintyInNs;
+  double antennaCN0DbHz;
+  double basebandCN0DbHz;
+  double pseudorangeRateMps;
+  double pseudorangeRateUncertaintyMps;
+  int accumulatedDeltaRangeState;
+  double accumulatedDeltaRangeM;
+  double accumulatedDeltaRangeUncertaintyM;
+  long carrierCycles;
+  double carrierPhase;
+  double carrierPhaseUncertainty;
+  android.hardware.gnss.GnssMultipathIndicator multipathIndicator = android.hardware.gnss.GnssMultipathIndicator.UNKNOWN;
+  double snrDb;
+  double agcLevelDb;
+  double fullInterSignalBiasNs;
+  double fullInterSignalBiasUncertaintyNs;
+  double satelliteInterSignalBiasNs;
+  double satelliteInterSignalBiasUncertaintyNs;
+  android.hardware.gnss.SatellitePvt satellitePvt;
+  android.hardware.gnss.CorrelationVector[] correlationVectors;
+  const int HAS_SNR = 1;
+  const int HAS_CARRIER_FREQUENCY = 512;
+  const int HAS_CARRIER_CYCLES = 1024;
+  const int HAS_CARRIER_PHASE = 2048;
+  const int HAS_CARRIER_PHASE_UNCERTAINTY = 4096;
+  const int HAS_AUTOMATIC_GAIN_CONTROL = 8192;
+  const int HAS_FULL_ISB = 65536;
+  const int HAS_FULL_ISB_UNCERTAINTY = 131072;
+  const int HAS_SATELLITE_ISB = 262144;
+  const int HAS_SATELLITE_ISB_UNCERTAINTY = 524288;
+  const int HAS_SATELLITE_PVT = 1048576;
+  const int HAS_CORRELATION_VECTOR = 2097152;
+  const int STATE_UNKNOWN = 0;
+  const int STATE_CODE_LOCK = 1;
+  const int STATE_BIT_SYNC = 2;
+  const int STATE_SUBFRAME_SYNC = 4;
+  const int STATE_TOW_DECODED = 8;
+  const int STATE_MSEC_AMBIGUOUS = 16;
+  const int STATE_SYMBOL_SYNC = 32;
+  const int STATE_GLO_STRING_SYNC = 64;
+  const int STATE_GLO_TOD_DECODED = 128;
+  const int STATE_BDS_D2_BIT_SYNC = 256;
+  const int STATE_BDS_D2_SUBFRAME_SYNC = 512;
+  const int STATE_GAL_E1BC_CODE_LOCK = 1024;
+  const int STATE_GAL_E1C_2ND_CODE_LOCK = 2048;
+  const int STATE_GAL_E1B_PAGE_SYNC = 4096;
+  const int STATE_SBAS_SYNC = 8192;
+  const int STATE_TOW_KNOWN = 16384;
+  const int STATE_GLO_TOD_KNOWN = 32768;
+  const int STATE_2ND_CODE_LOCK = 65536;
+  const int ADR_STATE_UNKNOWN = 0;
+  const int ADR_STATE_VALID = 1;
+  const int ADR_STATE_RESET = 2;
+  const int ADR_STATE_CYCLE_SLIP = 4;
+  const int ADR_STATE_HALF_CYCLE_RESOLVED = 8;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssMultipathIndicator.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssMultipathIndicator.aidl
new file mode 100644
index 0000000..24f45c4
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssMultipathIndicator.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@Backing(type="int") @VintfStability
+enum GnssMultipathIndicator {
+  UNKNOWN = 0,
+  PRESENT = 1,
+  NOT_PRESENT = 2,
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssPowerStats.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssPowerStats.aidl
new file mode 100644
index 0000000..670244f
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssPowerStats.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable GnssPowerStats {
+  android.hardware.gnss.ElapsedRealtime elapsedRealtime;
+  double totalEnergyMilliJoule;
+  double singlebandTrackingModeEnergyMilliJoule;
+  double multibandTrackingModeEnergyMilliJoule;
+  double singlebandAcquisitionModeEnergyMilliJoule;
+  double multibandAcquisitionModeEnergyMilliJoule;
+  double[] otherModesEnergyMilliJoule;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssSignalType.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssSignalType.aidl
new file mode 100644
index 0000000..c2a5b51
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/GnssSignalType.aidl
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable GnssSignalType {
+  android.hardware.gnss.GnssConstellationType constellation = android.hardware.gnss.GnssConstellationType.UNKNOWN;
+  double carrierFrequencyHz;
+  @utf8InCpp String codeType;
+  const @utf8InCpp String CODE_TYPE_A = "A";
+  const @utf8InCpp String CODE_TYPE_B = "B";
+  const @utf8InCpp String CODE_TYPE_C = "C";
+  const @utf8InCpp String CODE_TYPE_D = "D";
+  const @utf8InCpp String CODE_TYPE_I = "I";
+  const @utf8InCpp String CODE_TYPE_L = "L";
+  const @utf8InCpp String CODE_TYPE_M = "M";
+  const @utf8InCpp String CODE_TYPE_N = "N";
+  const @utf8InCpp String CODE_TYPE_P = "P";
+  const @utf8InCpp String CODE_TYPE_Q = "Q";
+  const @utf8InCpp String CODE_TYPE_S = "S";
+  const @utf8InCpp String CODE_TYPE_W = "W";
+  const @utf8InCpp String CODE_TYPE_X = "X";
+  const @utf8InCpp String CODE_TYPE_Y = "Y";
+  const @utf8InCpp String CODE_TYPE_Z = "Z";
+  const @utf8InCpp String CODE_TYPE_UNKNOWN = "UNKNOWN";
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnss.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnss.aidl
new file mode 100644
index 0000000..f93b496
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnss.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnss {
+  void setCallback(in android.hardware.gnss.IGnssCallback callback);
+  void close();
+  android.hardware.gnss.IGnssPsds getExtensionPsds();
+  android.hardware.gnss.IGnssConfiguration getExtensionGnssConfiguration();
+  android.hardware.gnss.IGnssMeasurementInterface getExtensionGnssMeasurement();
+  android.hardware.gnss.IGnssPowerIndication getExtensionGnssPowerIndication();
+  const int ERROR_INVALID_ARGUMENT = 1;
+  const int ERROR_ALREADY_INIT = 2;
+  const int ERROR_GENERIC = 3;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssCallback.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssCallback.aidl
new file mode 100644
index 0000000..fb0931c
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssCallback.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnssCallback {
+  void gnssSetCapabilitiesCb(in int capabilities);
+  const int CAPABILITY_SATELLITE_BLOCKLIST = 512;
+  const int CAPABILITY_CORRELATION_VECTOR = 4096;
+  const int CAPABILITY_SATELLITE_PVT = 8192;
+  const int CAPABILITY_MEASUREMENT_CORRECTIONS_FOR_DRIVING = 16384;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssConfiguration.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssConfiguration.aidl
new file mode 100644
index 0000000..54cd022
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssConfiguration.aidl
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnssConfiguration {
+  void setSuplVersion(in int version);
+  void setSuplMode(in int mode);
+  void setLppProfile(in int lppProfile);
+  void setGlonassPositioningProtocol(in int protocol);
+  void setEmergencySuplPdn(in boolean enable);
+  void setEsExtensionSec(in int emergencyExtensionSeconds);
+  void setBlocklist(in android.hardware.gnss.BlocklistedSource[] blocklist);
+  const int SUPL_MODE_MSB = 1;
+  const int SUPL_MODE_MSA = 2;
+  const int LPP_PROFILE_USER_PLANE = 1;
+  const int LPP_PROFILE_CONTROL_PLANE = 2;
+  const int GLONASS_POS_PROTOCOL_RRC_CPLANE = 1;
+  const int GLONASS_POS_PROTOCOL_RRLP_UPLANE = 2;
+  const int GLONASS_POS_PROTOCOL_LPP_UPLANE = 4;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssMeasurementCallback.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssMeasurementCallback.aidl
new file mode 100644
index 0000000..6e62617
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssMeasurementCallback.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnssMeasurementCallback {
+  void gnssMeasurementCb(in android.hardware.gnss.GnssData data);
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssMeasurementInterface.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssMeasurementInterface.aidl
new file mode 100644
index 0000000..24d6f9c
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssMeasurementInterface.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnssMeasurementInterface {
+  void setCallback(in android.hardware.gnss.IGnssMeasurementCallback callback, in boolean enableFullTracking, in boolean enableCorrVecOutputs);
+  void close();
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPowerIndication.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPowerIndication.aidl
new file mode 100644
index 0000000..fbf1f6f
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPowerIndication.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnssPowerIndication {
+  void setCallback(in android.hardware.gnss.IGnssPowerIndicationCallback callback);
+  oneway void requestGnssPowerStats();
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPowerIndicationCallback.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPowerIndicationCallback.aidl
new file mode 100644
index 0000000..bfa787e
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPowerIndicationCallback.aidl
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnssPowerIndicationCallback {
+  void setCapabilitiesCb(in int capabilities);
+  oneway void gnssPowerStatsCb(in android.hardware.gnss.GnssPowerStats gnssPowerStats);
+  const int CAPABILITY_TOTAL = 1;
+  const int CAPABILITY_SINGLEBAND_TRACKING = 2;
+  const int CAPABILITY_MULTIBAND_TRACKING = 4;
+  const int CAPABILITY_SINGLEBAND_ACQUISITION = 8;
+  const int CAPABILITY_MULTIBAND_ACQUISITION = 16;
+  const int CAPABILITY_OTHER_MODES = 32;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPsds.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPsds.aidl
new file mode 100644
index 0000000..526ecc8
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPsds.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnssPsds {
+  void injectPsdsData(in android.hardware.gnss.PsdsType psdsType, in byte[] psdsData);
+  void setCallback(in android.hardware.gnss.IGnssPsdsCallback callback);
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPsdsCallback.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPsdsCallback.aidl
new file mode 100644
index 0000000..2205bc4
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/IGnssPsdsCallback.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+interface IGnssPsdsCallback {
+  void downloadRequestCb(in android.hardware.gnss.PsdsType psdsType);
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/PsdsType.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/PsdsType.aidl
new file mode 100644
index 0000000..727bb69
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/PsdsType.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@Backing(type="int") @VintfStability
+enum PsdsType {
+  LONG_TERM = 1,
+  NORMAL = 2,
+  REALTIME = 3,
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatelliteClockInfo.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatelliteClockInfo.aidl
new file mode 100644
index 0000000..ed23e63
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatelliteClockInfo.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable SatelliteClockInfo {
+  double satHardwareCodeBiasMeters;
+  double satTimeCorrectionMeters;
+  double satClkDriftMps;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatellitePositionEcef.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatellitePositionEcef.aidl
new file mode 100644
index 0000000..e1a20c3
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatellitePositionEcef.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable SatellitePositionEcef {
+  double posXMeters;
+  double posYMeters;
+  double posZMeters;
+  double ureMeters;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatellitePvt.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatellitePvt.aidl
new file mode 100644
index 0000000..8c17841
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatellitePvt.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable SatellitePvt {
+  int flags;
+  android.hardware.gnss.SatellitePositionEcef satPosEcef;
+  android.hardware.gnss.SatelliteVelocityEcef satVelEcef;
+  android.hardware.gnss.SatelliteClockInfo satClockInfo;
+  double ionoDelayMeters;
+  double tropoDelayMeters;
+  const int HAS_POSITION_VELOCITY_CLOCK_INFO = 1;
+  const int HAS_IONO = 2;
+  const int HAS_TROPO = 4;
+}
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatelliteVelocityEcef.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatelliteVelocityEcef.aidl
new file mode 100644
index 0000000..a571048
--- /dev/null
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/1/android/hardware/gnss/SatelliteVelocityEcef.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.gnss;
+@VintfStability
+parcelable SatelliteVelocityEcef {
+  double velXMps;
+  double velYMps;
+  double velZMps;
+  double ureRateMps;
+}
diff --git a/graphics/common/aidl/Android.bp b/graphics/common/aidl/Android.bp
index cadd13c..97d7a98 100644
--- a/graphics/common/aidl/Android.bp
+++ b/graphics/common/aidl/Android.bp
@@ -39,5 +39,8 @@
             min_sdk_version: "29",
         },
     },
-    versions: ["1"],
+    versions: [
+        "1",
+        "2",
+    ],
 }
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/.hash b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/.hash
new file mode 100644
index 0000000..167ed0e
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/.hash
@@ -0,0 +1 @@
+bd2f5e2ab1d5112dfe982f64012e425f544c9d60
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/BlendMode.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/BlendMode.aidl
new file mode 100644
index 0000000..1c19381
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/BlendMode.aidl
@@ -0,0 +1,41 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="int") @VintfStability
+enum BlendMode {
+  INVALID = 0,
+  NONE = 1,
+  PREMULTIPLIED = 2,
+  COVERAGE = 3,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/BufferUsage.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/BufferUsage.aidl
new file mode 100644
index 0000000..b4ef451
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/BufferUsage.aidl
@@ -0,0 +1,63 @@
+/*
+ * Copyright 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="long") @VintfStability
+enum BufferUsage {
+  CPU_READ_MASK = 15,
+  CPU_READ_NEVER = 0,
+  CPU_READ_RARELY = 2,
+  CPU_READ_OFTEN = 3,
+  CPU_WRITE_MASK = 240,
+  CPU_WRITE_NEVER = 0,
+  CPU_WRITE_RARELY = 32,
+  CPU_WRITE_OFTEN = 48,
+  GPU_TEXTURE = 256,
+  GPU_RENDER_TARGET = 512,
+  COMPOSER_OVERLAY = 2048,
+  COMPOSER_CLIENT_TARGET = 4096,
+  PROTECTED = 16384,
+  COMPOSER_CURSOR = 32768,
+  VIDEO_ENCODER = 65536,
+  CAMERA_OUTPUT = 131072,
+  CAMERA_INPUT = 262144,
+  RENDERSCRIPT = 1048576,
+  VIDEO_DECODER = 4194304,
+  SENSOR_DIRECT_DATA = 8388608,
+  GPU_CUBE_MAP = 33554432,
+  GPU_MIPMAP_COMPLETE = 67108864,
+  HW_IMAGE_ENCODER = 134217728,
+  GPU_DATA_BUFFER = 16777216,
+  VENDOR_MASK = -268435456,
+  VENDOR_MASK_HI = -281474976710656,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/ChromaSiting.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/ChromaSiting.aidl
new file mode 100644
index 0000000..7f0d734
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/ChromaSiting.aidl
@@ -0,0 +1,41 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="long") @VintfStability
+enum ChromaSiting {
+  NONE = 0,
+  UNKNOWN = 1,
+  SITED_INTERSTITIAL = 2,
+  COSITED_HORIZONTAL = 3,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Compression.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Compression.aidl
new file mode 100644
index 0000000..5b76376
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Compression.aidl
@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="long") @VintfStability
+enum Compression {
+  NONE = 0,
+  DISPLAY_STREAM_COMPRESSION = 1,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Cta861_3.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Cta861_3.aidl
new file mode 100644
index 0000000..fbe4b2a
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Cta861_3.aidl
@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable Cta861_3 {
+  float maxContentLightLevel;
+  float maxFrameAverageLightLevel;
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Dataspace.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Dataspace.aidl
new file mode 100644
index 0000000..3d97cff
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Dataspace.aidl
@@ -0,0 +1,97 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="int") @VintfStability
+enum Dataspace {
+  UNKNOWN = 0,
+  ARBITRARY = 1,
+  STANDARD_SHIFT = 16,
+  STANDARD_MASK = 4128768,
+  STANDARD_UNSPECIFIED = 0,
+  STANDARD_BT709 = 65536,
+  STANDARD_BT601_625 = 131072,
+  STANDARD_BT601_625_UNADJUSTED = 196608,
+  STANDARD_BT601_525 = 262144,
+  STANDARD_BT601_525_UNADJUSTED = 327680,
+  STANDARD_BT2020 = 393216,
+  STANDARD_BT2020_CONSTANT_LUMINANCE = 458752,
+  STANDARD_BT470M = 524288,
+  STANDARD_FILM = 589824,
+  STANDARD_DCI_P3 = 655360,
+  STANDARD_ADOBE_RGB = 720896,
+  TRANSFER_SHIFT = 22,
+  TRANSFER_MASK = 130023424,
+  TRANSFER_UNSPECIFIED = 0,
+  TRANSFER_LINEAR = 4194304,
+  TRANSFER_SRGB = 8388608,
+  TRANSFER_SMPTE_170M = 12582912,
+  TRANSFER_GAMMA2_2 = 16777216,
+  TRANSFER_GAMMA2_6 = 20971520,
+  TRANSFER_GAMMA2_8 = 25165824,
+  TRANSFER_ST2084 = 29360128,
+  TRANSFER_HLG = 33554432,
+  RANGE_SHIFT = 27,
+  RANGE_MASK = 939524096,
+  RANGE_UNSPECIFIED = 0,
+  RANGE_FULL = 134217728,
+  RANGE_LIMITED = 268435456,
+  RANGE_EXTENDED = 402653184,
+  SRGB_LINEAR = 138477568,
+  SCRGB_LINEAR = 406913024,
+  SRGB = 142671872,
+  SCRGB = 411107328,
+  JFIF = 146931712,
+  BT601_625 = 281149440,
+  BT601_525 = 281280512,
+  BT709 = 281083904,
+  DCI_P3_LINEAR = 139067392,
+  DCI_P3 = 155844608,
+  DISPLAY_P3_LINEAR = 139067392,
+  DISPLAY_P3 = 143261696,
+  ADOBE_RGB = 151715840,
+  BT2020_LINEAR = 138805248,
+  BT2020 = 147193856,
+  BT2020_PQ = 163971072,
+  DEPTH = 4096,
+  SENSOR = 4097,
+  BT2020_ITU = 281411584,
+  BT2020_ITU_PQ = 298188800,
+  BT2020_ITU_HLG = 302383104,
+  BT2020_HLG = 168165376,
+  DISPLAY_BT2020 = 142999552,
+  DYNAMIC_DEPTH = 4098,
+  JPEG_APP_SEGMENTS = 4099,
+  HEIF = 4100,
+  BT709_FULL_RANGE = 146866176,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/ExtendableType.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/ExtendableType.aidl
new file mode 100644
index 0000000..3ada312
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/ExtendableType.aidl
@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable ExtendableType {
+  @utf8InCpp String name;
+  long value = 0;
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/HardwareBuffer.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/HardwareBuffer.aidl
new file mode 100644
index 0000000..4d8f78d
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/HardwareBuffer.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable HardwareBuffer {
+  android.hardware.graphics.common.HardwareBufferDescription description;
+  android.hardware.common.NativeHandle handle;
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/HardwareBufferDescription.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/HardwareBufferDescription.aidl
new file mode 100644
index 0000000..4955049
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/HardwareBufferDescription.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable HardwareBufferDescription {
+  int width;
+  int height;
+  int layers;
+  android.hardware.graphics.common.PixelFormat format = android.hardware.graphics.common.PixelFormat.UNSPECIFIED;
+  android.hardware.graphics.common.BufferUsage usage = android.hardware.graphics.common.BufferUsage.CPU_READ_NEVER;
+  int stride;
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Interlaced.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Interlaced.aidl
new file mode 100644
index 0000000..30b4e03
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Interlaced.aidl
@@ -0,0 +1,40 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="long") @VintfStability
+enum Interlaced {
+  NONE = 0,
+  TOP_BOTTOM = 1,
+  RIGHT_LEFT = 2,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PixelFormat.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PixelFormat.aidl
new file mode 100644
index 0000000..04a863b
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PixelFormat.aidl
@@ -0,0 +1,66 @@
+/*
+ * Copyright 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="int") @VintfStability
+enum PixelFormat {
+  UNSPECIFIED = 0,
+  RGBA_8888 = 1,
+  RGBX_8888 = 2,
+  RGB_888 = 3,
+  RGB_565 = 4,
+  BGRA_8888 = 5,
+  YCBCR_422_SP = 16,
+  YCRCB_420_SP = 17,
+  YCBCR_422_I = 20,
+  RGBA_FP16 = 22,
+  RAW16 = 32,
+  BLOB = 33,
+  IMPLEMENTATION_DEFINED = 34,
+  YCBCR_420_888 = 35,
+  RAW_OPAQUE = 36,
+  RAW10 = 37,
+  RAW12 = 38,
+  RGBA_1010102 = 43,
+  Y8 = 538982489,
+  Y16 = 540422489,
+  YV12 = 842094169,
+  DEPTH_16 = 48,
+  DEPTH_24 = 49,
+  DEPTH_24_STENCIL_8 = 50,
+  DEPTH_32F = 51,
+  DEPTH_32F_STENCIL_8 = 52,
+  STENCIL_8 = 53,
+  YCBCR_P010 = 54,
+  HSV_888 = 55,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayout.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayout.aidl
new file mode 100644
index 0000000..75fac9f
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayout.aidl
@@ -0,0 +1,46 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable PlaneLayout {
+  android.hardware.graphics.common.PlaneLayoutComponent[] components;
+  long offsetInBytes;
+  long sampleIncrementInBits;
+  long strideInBytes;
+  long widthInSamples;
+  long heightInSamples;
+  long totalSizeInBytes;
+  long horizontalSubsampling;
+  long verticalSubsampling;
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayoutComponent.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayoutComponent.aidl
new file mode 100644
index 0000000..20c0a0b
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayoutComponent.aidl
@@ -0,0 +1,40 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable PlaneLayoutComponent {
+  android.hardware.graphics.common.ExtendableType type;
+  long offsetInBits;
+  long sizeInBits;
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayoutComponentType.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayoutComponentType.aidl
new file mode 100644
index 0000000..2f7d414
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/PlaneLayoutComponentType.aidl
@@ -0,0 +1,45 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="long") @VintfStability
+enum PlaneLayoutComponentType {
+  Y = 1,
+  CB = 2,
+  CR = 4,
+  R = 1024,
+  G = 2048,
+  B = 4096,
+  RAW = 1048576,
+  A = 1073741824,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Rect.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Rect.aidl
new file mode 100644
index 0000000..eb42027
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Rect.aidl
@@ -0,0 +1,41 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable Rect {
+  int left;
+  int top;
+  int right;
+  int bottom;
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Smpte2086.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Smpte2086.aidl
new file mode 100644
index 0000000..2be31d8
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/Smpte2086.aidl
@@ -0,0 +1,43 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable Smpte2086 {
+  android.hardware.graphics.common.XyColor primaryRed;
+  android.hardware.graphics.common.XyColor primaryGreen;
+  android.hardware.graphics.common.XyColor primaryBlue;
+  android.hardware.graphics.common.XyColor whitePoint;
+  float maxLuminance;
+  float minLuminance;
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/StandardMetadataType.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/StandardMetadataType.aidl
new file mode 100644
index 0000000..2027350
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/StandardMetadataType.aidl
@@ -0,0 +1,59 @@
+/**
+ * Copyright (c) 2019,libgralloctypes_helper The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@Backing(type="long") @VintfStability
+enum StandardMetadataType {
+  INVALID = 0,
+  BUFFER_ID = 1,
+  NAME = 2,
+  WIDTH = 3,
+  HEIGHT = 4,
+  LAYER_COUNT = 5,
+  PIXEL_FORMAT_REQUESTED = 6,
+  PIXEL_FORMAT_FOURCC = 7,
+  PIXEL_FORMAT_MODIFIER = 8,
+  USAGE = 9,
+  ALLOCATION_SIZE = 10,
+  PROTECTED_CONTENT = 11,
+  COMPRESSION = 12,
+  INTERLACED = 13,
+  CHROMA_SITING = 14,
+  PLANE_LAYOUTS = 15,
+  CROP = 16,
+  DATASPACE = 17,
+  BLEND_MODE = 18,
+  SMPTE2086 = 19,
+  CTA861_3 = 20,
+  SMPTE2094_40 = 21,
+}
diff --git a/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/XyColor.aidl b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/XyColor.aidl
new file mode 100644
index 0000000..b42de18
--- /dev/null
+++ b/graphics/common/aidl/aidl_api/android.hardware.graphics.common/2/android/hardware/graphics/common/XyColor.aidl
@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2019, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.graphics.common;
+@VintfStability
+parcelable XyColor {
+  float x;
+  float y;
+}
diff --git a/health/storage/aidl/Android.bp b/health/storage/aidl/Android.bp
index bf49466..4cd9263 100644
--- a/health/storage/aidl/Android.bp
+++ b/health/storage/aidl/Android.bp
@@ -39,4 +39,5 @@
             },
         },
     },
+    versions: ["1"],
 }
diff --git a/health/storage/aidl/aidl_api/android.hardware.health.storage/1/.hash b/health/storage/aidl/aidl_api/android.hardware.health.storage/1/.hash
new file mode 100644
index 0000000..b1c5f89
--- /dev/null
+++ b/health/storage/aidl/aidl_api/android.hardware.health.storage/1/.hash
@@ -0,0 +1 @@
+3828640730cbf161d79e54dafce9470fdafcca1e
diff --git a/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/IGarbageCollectCallback.aidl b/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/IGarbageCollectCallback.aidl
new file mode 100644
index 0000000..dc828c7
--- /dev/null
+++ b/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/IGarbageCollectCallback.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.health.storage;
+@VintfStability
+interface IGarbageCollectCallback {
+  oneway void onFinish(in android.hardware.health.storage.Result result);
+}
diff --git a/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/IStorage.aidl b/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/IStorage.aidl
new file mode 100644
index 0000000..b60cc97
--- /dev/null
+++ b/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/IStorage.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.health.storage;
+@VintfStability
+interface IStorage {
+  oneway void garbageCollect(in long timeoutSeconds, in android.hardware.health.storage.IGarbageCollectCallback callback);
+}
diff --git a/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/Result.aidl b/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/Result.aidl
new file mode 100644
index 0000000..c57a20c
--- /dev/null
+++ b/health/storage/aidl/aidl_api/android.hardware.health.storage/1/android/hardware/health/storage/Result.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.health.storage;
+@Backing(type="int") @VintfStability
+enum Result {
+  SUCCESS = 0,
+  IO_ERROR = 1,
+  UNKNOWN_ERROR = 2,
+}
diff --git a/identity/aidl/Android.bp b/identity/aidl/Android.bp
index 8da6642..dad3b8d 100644
--- a/identity/aidl/Android.bp
+++ b/identity/aidl/Android.bp
@@ -30,5 +30,6 @@
     versions: [
         "1",
         "2",
+        "3",
     ],
 }
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/.hash b/identity/aidl/aidl_api/android.hardware.identity/3/.hash
new file mode 100644
index 0000000..4f91388
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/.hash
@@ -0,0 +1 @@
+1b6d65bb827aecd66860e06a8806dc77a8d3382b
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/Certificate.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/Certificate.aidl
new file mode 100644
index 0000000..83e1797
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/Certificate.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@VintfStability
+parcelable Certificate {
+  byte[] encodedCertificate;
+}
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/CipherSuite.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/CipherSuite.aidl
new file mode 100644
index 0000000..e6ec04e
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/CipherSuite.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@Backing(type="int") @VintfStability
+enum CipherSuite {
+  CIPHERSUITE_ECDHE_HKDF_ECDSA_WITH_AES_256_GCM_SHA256 = 1,
+}
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/HardwareInformation.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/HardwareInformation.aidl
new file mode 100644
index 0000000..cd8d56b
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/HardwareInformation.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@VintfStability
+parcelable HardwareInformation {
+  @utf8InCpp String credentialStoreName;
+  @utf8InCpp String credentialStoreAuthorName;
+  int dataChunkSize;
+  boolean isDirectAccess;
+  @utf8InCpp String[] supportedDocTypes;
+}
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IIdentityCredential.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IIdentityCredential.aidl
new file mode 100644
index 0000000..5065641
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IIdentityCredential.aidl
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@VintfStability
+interface IIdentityCredential {
+  /**
+   * @deprecated use deleteCredentalWithChallenge() instead.
+   */
+  byte[] deleteCredential();
+  byte[] createEphemeralKeyPair();
+  void setReaderEphemeralPublicKey(in byte[] publicKey);
+  long createAuthChallenge();
+  void startRetrieval(in android.hardware.identity.SecureAccessControlProfile[] accessControlProfiles, in android.hardware.keymaster.HardwareAuthToken authToken, in byte[] itemsRequest, in byte[] signingKeyBlob, in byte[] sessionTranscript, in byte[] readerSignature, in int[] requestCounts);
+  void startRetrieveEntryValue(in @utf8InCpp String nameSpace, in @utf8InCpp String name, in int entrySize, in int[] accessControlProfileIds);
+  byte[] retrieveEntryValue(in byte[] encryptedContent);
+  @SuppressWarnings(value={"out-array"}) void finishRetrieval(out byte[] mac, out byte[] deviceNameSpaces);
+  @SuppressWarnings(value={"out-array"}) android.hardware.identity.Certificate generateSigningKeyPair(out byte[] signingKeyBlob);
+  void setRequestedNamespaces(in android.hardware.identity.RequestNamespace[] requestNamespaces);
+  void setVerificationToken(in android.hardware.keymaster.VerificationToken verificationToken);
+  byte[] deleteCredentialWithChallenge(in byte[] challenge);
+  byte[] proveOwnership(in byte[] challenge);
+  android.hardware.identity.IWritableIdentityCredential updateCredential();
+}
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IIdentityCredentialStore.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IIdentityCredentialStore.aidl
new file mode 100644
index 0000000..c0eeabf
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IIdentityCredentialStore.aidl
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@VintfStability
+interface IIdentityCredentialStore {
+  android.hardware.identity.HardwareInformation getHardwareInformation();
+  android.hardware.identity.IWritableIdentityCredential createCredential(in @utf8InCpp String docType, in boolean testCredential);
+  android.hardware.identity.IIdentityCredential getCredential(in android.hardware.identity.CipherSuite cipherSuite, in byte[] credentialData);
+  const int STATUS_OK = 0;
+  const int STATUS_FAILED = 1;
+  const int STATUS_CIPHER_SUITE_NOT_SUPPORTED = 2;
+  const int STATUS_INVALID_DATA = 3;
+  const int STATUS_INVALID_AUTH_TOKEN = 4;
+  const int STATUS_INVALID_ITEMS_REQUEST_MESSAGE = 5;
+  const int STATUS_READER_SIGNATURE_CHECK_FAILED = 6;
+  const int STATUS_EPHEMERAL_PUBLIC_KEY_NOT_FOUND = 7;
+  const int STATUS_USER_AUTHENTICATION_FAILED = 8;
+  const int STATUS_READER_AUTHENTICATION_FAILED = 9;
+  const int STATUS_NO_ACCESS_CONTROL_PROFILES = 10;
+  const int STATUS_NOT_IN_REQUEST_MESSAGE = 11;
+  const int STATUS_SESSION_TRANSCRIPT_MISMATCH = 12;
+}
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IWritableIdentityCredential.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IWritableIdentityCredential.aidl
new file mode 100644
index 0000000..9a0fa9e
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/IWritableIdentityCredential.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@VintfStability
+interface IWritableIdentityCredential {
+  android.hardware.identity.Certificate[] getAttestationCertificate(in byte[] attestationApplicationId, in byte[] attestationChallenge);
+  void startPersonalization(in int accessControlProfileCount, in int[] entryCounts);
+  android.hardware.identity.SecureAccessControlProfile addAccessControlProfile(in int id, in android.hardware.identity.Certificate readerCertificate, in boolean userAuthenticationRequired, in long timeoutMillis, in long secureUserId);
+  void beginAddEntry(in int[] accessControlProfileIds, in @utf8InCpp String nameSpace, in @utf8InCpp String name, in int entrySize);
+  byte[] addEntryValue(in byte[] content);
+  @SuppressWarnings(value={"out-array"}) void finishAddingEntries(out byte[] credentialData, out byte[] proofOfProvisioningSignature);
+  void setExpectedProofOfProvisioningSize(in int expectedProofOfProvisioningSize);
+}
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/RequestDataItem.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/RequestDataItem.aidl
new file mode 100644
index 0000000..cec8e0c
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/RequestDataItem.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@VintfStability
+parcelable RequestDataItem {
+  @utf8InCpp String name;
+  long size;
+  int[] accessControlProfileIds;
+}
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/RequestNamespace.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/RequestNamespace.aidl
new file mode 100644
index 0000000..05b9ec2
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/RequestNamespace.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@VintfStability
+parcelable RequestNamespace {
+  @utf8InCpp String namespaceName;
+  android.hardware.identity.RequestDataItem[] items;
+}
diff --git a/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/SecureAccessControlProfile.aidl b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/SecureAccessControlProfile.aidl
new file mode 100644
index 0000000..2003594
--- /dev/null
+++ b/identity/aidl/aidl_api/android.hardware.identity/3/android/hardware/identity/SecureAccessControlProfile.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.identity;
+@VintfStability
+parcelable SecureAccessControlProfile {
+  int id;
+  android.hardware.identity.Certificate readerCertificate;
+  boolean userAuthenticationRequired;
+  long timeoutMillis;
+  long secureUserId;
+  byte[] mac;
+}
diff --git a/keymaster/aidl/Android.bp b/keymaster/aidl/Android.bp
index b7a261c..c4b6740 100644
--- a/keymaster/aidl/Android.bp
+++ b/keymaster/aidl/Android.bp
@@ -27,5 +27,6 @@
     versions: [
         "1",
         "2",
+        "3",
     ],
 }
diff --git a/keymaster/aidl/aidl_api/android.hardware.keymaster/3/.hash b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/.hash
new file mode 100644
index 0000000..acec81a
--- /dev/null
+++ b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/.hash
@@ -0,0 +1 @@
+38887f224e43273b344a5400e5441d6609bf8b2f
diff --git a/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/HardwareAuthToken.aidl b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/HardwareAuthToken.aidl
new file mode 100644
index 0000000..058f23e
--- /dev/null
+++ b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/HardwareAuthToken.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.keymaster;
+@VintfStability
+parcelable HardwareAuthToken {
+  long challenge;
+  long userId;
+  long authenticatorId;
+  android.hardware.keymaster.HardwareAuthenticatorType authenticatorType = android.hardware.keymaster.HardwareAuthenticatorType.NONE;
+  android.hardware.keymaster.Timestamp timestamp;
+  byte[] mac;
+}
diff --git a/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/HardwareAuthenticatorType.aidl b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/HardwareAuthenticatorType.aidl
new file mode 100644
index 0000000..74535eb
--- /dev/null
+++ b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/HardwareAuthenticatorType.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.keymaster;
+@Backing(type="int") @VintfStability
+enum HardwareAuthenticatorType {
+  NONE = 0,
+  PASSWORD = 1,
+  FINGERPRINT = 2,
+  ANY = -1,
+}
diff --git a/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/SecurityLevel.aidl b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/SecurityLevel.aidl
new file mode 100644
index 0000000..4583032
--- /dev/null
+++ b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/SecurityLevel.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.keymaster;
+@Backing(type="int") @VintfStability
+enum SecurityLevel {
+  SOFTWARE = 0,
+  TRUSTED_ENVIRONMENT = 1,
+  STRONGBOX = 2,
+}
diff --git a/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/Timestamp.aidl b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/Timestamp.aidl
new file mode 100644
index 0000000..e0b7c48
--- /dev/null
+++ b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/Timestamp.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.keymaster;
+@VintfStability
+parcelable Timestamp {
+  long milliSeconds;
+}
diff --git a/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/VerificationToken.aidl b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/VerificationToken.aidl
new file mode 100644
index 0000000..7862b5e
--- /dev/null
+++ b/keymaster/aidl/aidl_api/android.hardware.keymaster/3/android/hardware/keymaster/VerificationToken.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.keymaster;
+@VintfStability
+parcelable VerificationToken {
+  long challenge;
+  android.hardware.keymaster.Timestamp timestamp;
+  android.hardware.keymaster.SecurityLevel securityLevel = android.hardware.keymaster.SecurityLevel.SOFTWARE;
+  byte[] mac;
+}
diff --git a/memtrack/aidl/Android.bp b/memtrack/aidl/Android.bp
index 29fec24..79effcb 100644
--- a/memtrack/aidl/Android.bp
+++ b/memtrack/aidl/Android.bp
@@ -39,4 +39,5 @@
             },
         },
     },
+    versions: ["1"],
 }
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/1/.hash b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/.hash
new file mode 100644
index 0000000..d2c24d0
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/.hash
@@ -0,0 +1 @@
+25438132a462bf5b6f4334d966c95b70824e66c0
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/DeviceInfo.aidl b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/DeviceInfo.aidl
new file mode 100644
index 0000000..671e118
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/DeviceInfo.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.memtrack;
+@VintfStability
+parcelable DeviceInfo {
+  int id;
+  @utf8InCpp String name;
+}
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/IMemtrack.aidl b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/IMemtrack.aidl
new file mode 100644
index 0000000..9d490c0
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/IMemtrack.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.memtrack;
+@VintfStability
+interface IMemtrack {
+  android.hardware.memtrack.MemtrackRecord[] getMemory(in int pid, in android.hardware.memtrack.MemtrackType type);
+  android.hardware.memtrack.DeviceInfo[] getGpuDeviceInfo();
+}
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/MemtrackRecord.aidl b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/MemtrackRecord.aidl
new file mode 100644
index 0000000..8c9109b
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/MemtrackRecord.aidl
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.memtrack;
+@VintfStability
+parcelable MemtrackRecord {
+  int flags;
+  long sizeInBytes;
+  const int FLAG_SMAPS_ACCOUNTED = 2;
+  const int FLAG_SMAPS_UNACCOUNTED = 4;
+  const int FLAG_SHARED = 8;
+  const int FLAG_SHARED_PSS = 16;
+  const int FLAG_PRIVATE = 32;
+  const int FLAG_SYSTEM = 64;
+  const int FLAG_DEDICATED = 128;
+  const int FLAG_NONSECURE = 256;
+  const int FLAG_SECURE = 512;
+}
diff --git a/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/MemtrackType.aidl b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/MemtrackType.aidl
new file mode 100644
index 0000000..1458640
--- /dev/null
+++ b/memtrack/aidl/aidl_api/android.hardware.memtrack/1/android/hardware/memtrack/MemtrackType.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.memtrack;
+@Backing(type="int") @VintfStability
+enum MemtrackType {
+  OTHER = 0,
+  GL = 1,
+  GRAPHICS = 2,
+  MULTIMEDIA = 3,
+  CAMERA = 4,
+}
diff --git a/neuralnetworks/aidl/Android.bp b/neuralnetworks/aidl/Android.bp
index ebf4654..1b1e78f 100644
--- a/neuralnetworks/aidl/Android.bp
+++ b/neuralnetworks/aidl/Android.bp
@@ -34,4 +34,5 @@
             min_sdk_version: "30",
         },
     },
+    versions: ["1"],
 }
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/.hash b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/.hash
new file mode 100644
index 0000000..b0dfd99
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/.hash
@@ -0,0 +1 @@
+ae57b48403df6752d8d8d56d215c3e31db74935d
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/BufferDesc.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/BufferDesc.aidl
new file mode 100644
index 0000000..05cec76
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/BufferDesc.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable BufferDesc {
+  int[] dimensions;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/BufferRole.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/BufferRole.aidl
new file mode 100644
index 0000000..10a6b75
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/BufferRole.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable BufferRole {
+  int modelIndex;
+  int ioIndex;
+  float probability;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Capabilities.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Capabilities.aidl
new file mode 100644
index 0000000..30877c0
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Capabilities.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable Capabilities {
+  android.hardware.neuralnetworks.PerformanceInfo relaxedFloat32toFloat16PerformanceScalar;
+  android.hardware.neuralnetworks.PerformanceInfo relaxedFloat32toFloat16PerformanceTensor;
+  android.hardware.neuralnetworks.OperandPerformance[] operandPerformance;
+  android.hardware.neuralnetworks.PerformanceInfo ifPerformance;
+  android.hardware.neuralnetworks.PerformanceInfo whilePerformance;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DataLocation.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DataLocation.aidl
new file mode 100644
index 0000000..db49a38
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DataLocation.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable DataLocation {
+  int poolIndex;
+  long offset;
+  long length;
+  long padding;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DeviceBuffer.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DeviceBuffer.aidl
new file mode 100644
index 0000000..7cdd6db
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DeviceBuffer.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable DeviceBuffer {
+  android.hardware.neuralnetworks.IBuffer buffer;
+  int token;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DeviceType.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DeviceType.aidl
new file mode 100644
index 0000000..82fe8ae
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/DeviceType.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@Backing(type="int") @VintfStability
+enum DeviceType {
+  OTHER = 1,
+  CPU = 2,
+  GPU = 3,
+  ACCELERATOR = 4,
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ErrorStatus.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ErrorStatus.aidl
new file mode 100644
index 0000000..57d5d6e
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ErrorStatus.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@Backing(type="int") @VintfStability
+enum ErrorStatus {
+  NONE = 0,
+  DEVICE_UNAVAILABLE = 1,
+  GENERAL_FAILURE = 2,
+  OUTPUT_INSUFFICIENT_SIZE = 3,
+  INVALID_ARGUMENT = 4,
+  MISSED_DEADLINE_TRANSIENT = 5,
+  MISSED_DEADLINE_PERSISTENT = 6,
+  RESOURCE_EXHAUSTED_TRANSIENT = 7,
+  RESOURCE_EXHAUSTED_PERSISTENT = 8,
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExecutionPreference.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExecutionPreference.aidl
new file mode 100644
index 0000000..4352d8f
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExecutionPreference.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@Backing(type="int") @VintfStability
+enum ExecutionPreference {
+  LOW_POWER = 0,
+  FAST_SINGLE_ANSWER = 1,
+  SUSTAINED_SPEED = 2,
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExecutionResult.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExecutionResult.aidl
new file mode 100644
index 0000000..44e9922
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExecutionResult.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable ExecutionResult {
+  boolean outputSufficientSize;
+  android.hardware.neuralnetworks.OutputShape[] outputShapes;
+  android.hardware.neuralnetworks.Timing timing;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Extension.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Extension.aidl
new file mode 100644
index 0000000..c47028d
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Extension.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable Extension {
+  String name;
+  android.hardware.neuralnetworks.ExtensionOperandTypeInformation[] operandTypes;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExtensionNameAndPrefix.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExtensionNameAndPrefix.aidl
new file mode 100644
index 0000000..6c287fd
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExtensionNameAndPrefix.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable ExtensionNameAndPrefix {
+  String name;
+  char prefix;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExtensionOperandTypeInformation.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExtensionOperandTypeInformation.aidl
new file mode 100644
index 0000000..a3680aa
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/ExtensionOperandTypeInformation.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable ExtensionOperandTypeInformation {
+  char type;
+  boolean isTensor;
+  int byteSize;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/FencedExecutionResult.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/FencedExecutionResult.aidl
new file mode 100644
index 0000000..7952b34
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/FencedExecutionResult.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable FencedExecutionResult {
+  android.hardware.neuralnetworks.IFencedExecutionCallback callback;
+  @nullable ParcelFileDescriptor syncFence;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/FusedActivationFunc.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/FusedActivationFunc.aidl
new file mode 100644
index 0000000..7e61bbb
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/FusedActivationFunc.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@Backing(type="int") @VintfStability
+enum FusedActivationFunc {
+  NONE = 0,
+  RELU = 1,
+  RELU1 = 2,
+  RELU6 = 3,
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IBuffer.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IBuffer.aidl
new file mode 100644
index 0000000..f10e7e2
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IBuffer.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+interface IBuffer {
+  void copyFrom(in android.hardware.neuralnetworks.Memory src, in int[] dimensions);
+  void copyTo(in android.hardware.neuralnetworks.Memory dst);
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IBurst.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IBurst.aidl
new file mode 100644
index 0000000..eb3d0b0
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IBurst.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+interface IBurst {
+  android.hardware.neuralnetworks.ExecutionResult executeSynchronously(in android.hardware.neuralnetworks.Request request, in long[] memoryIdentifierTokens, in boolean measureTiming, in long deadlineNs, in long loopTimeoutDurationNs);
+  void releaseMemoryResource(in long memoryIdentifierToken);
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IDevice.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IDevice.aidl
new file mode 100644
index 0000000..c9c67f2
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IDevice.aidl
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+interface IDevice {
+  android.hardware.neuralnetworks.DeviceBuffer allocate(in android.hardware.neuralnetworks.BufferDesc desc, in android.hardware.neuralnetworks.IPreparedModelParcel[] preparedModels, in android.hardware.neuralnetworks.BufferRole[] inputRoles, in android.hardware.neuralnetworks.BufferRole[] outputRoles);
+  android.hardware.neuralnetworks.Capabilities getCapabilities();
+  android.hardware.neuralnetworks.NumberOfCacheFiles getNumberOfCacheFilesNeeded();
+  android.hardware.neuralnetworks.Extension[] getSupportedExtensions();
+  boolean[] getSupportedOperations(in android.hardware.neuralnetworks.Model model);
+  android.hardware.neuralnetworks.DeviceType getType();
+  String getVersionString();
+  void prepareModel(in android.hardware.neuralnetworks.Model model, in android.hardware.neuralnetworks.ExecutionPreference preference, in android.hardware.neuralnetworks.Priority priority, in long deadlineNs, in ParcelFileDescriptor[] modelCache, in ParcelFileDescriptor[] dataCache, in byte[] token, in android.hardware.neuralnetworks.IPreparedModelCallback callback);
+  void prepareModelFromCache(in long deadlineNs, in ParcelFileDescriptor[] modelCache, in ParcelFileDescriptor[] dataCache, in byte[] token, in android.hardware.neuralnetworks.IPreparedModelCallback callback);
+  const int BYTE_SIZE_OF_CACHE_TOKEN = 32;
+  const int MAX_NUMBER_OF_CACHE_FILES = 32;
+  const int EXTENSION_TYPE_HIGH_BITS_PREFIX = 15;
+  const int EXTENSION_TYPE_LOW_BITS_TYPE = 16;
+  const int OPERAND_TYPE_BASE_MAX = 65535;
+  const int OPERATION_TYPE_BASE_MAX = 65535;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IFencedExecutionCallback.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IFencedExecutionCallback.aidl
new file mode 100644
index 0000000..0bfb80a
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IFencedExecutionCallback.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+interface IFencedExecutionCallback {
+  android.hardware.neuralnetworks.ErrorStatus getExecutionInfo(out android.hardware.neuralnetworks.Timing timingLaunched, out android.hardware.neuralnetworks.Timing timingFenced);
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModel.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModel.aidl
new file mode 100644
index 0000000..fccb5dc
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModel.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+interface IPreparedModel {
+  android.hardware.neuralnetworks.ExecutionResult executeSynchronously(in android.hardware.neuralnetworks.Request request, in boolean measureTiming, in long deadlineNs, in long loopTimeoutDurationNs);
+  android.hardware.neuralnetworks.FencedExecutionResult executeFenced(in android.hardware.neuralnetworks.Request request, in ParcelFileDescriptor[] waitFor, in boolean measureTiming, in long deadlineNs, in long loopTimeoutDurationNs, in long durationNs);
+  android.hardware.neuralnetworks.IBurst configureExecutionBurst();
+  const long DEFAULT_LOOP_TIMEOUT_DURATION_NS = 2000000000;
+  const long MAXIMUM_LOOP_TIMEOUT_DURATION_NS = 15000000000;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModelCallback.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModelCallback.aidl
new file mode 100644
index 0000000..e0c763b
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModelCallback.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+interface IPreparedModelCallback {
+  void notify(in android.hardware.neuralnetworks.ErrorStatus status, in android.hardware.neuralnetworks.IPreparedModel preparedModel);
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModelParcel.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModelParcel.aidl
new file mode 100644
index 0000000..dbedf12
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/IPreparedModelParcel.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable IPreparedModelParcel {
+  android.hardware.neuralnetworks.IPreparedModel preparedModel;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Memory.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Memory.aidl
new file mode 100644
index 0000000..37fa102
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Memory.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+union Memory {
+  android.hardware.common.Ashmem ashmem;
+  android.hardware.common.MappableFile mappableFile;
+  android.hardware.graphics.common.HardwareBuffer hardwareBuffer;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Model.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Model.aidl
new file mode 100644
index 0000000..30d8dda
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Model.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable Model {
+  android.hardware.neuralnetworks.Subgraph main;
+  android.hardware.neuralnetworks.Subgraph[] referenced;
+  byte[] operandValues;
+  android.hardware.neuralnetworks.Memory[] pools;
+  boolean relaxComputationFloat32toFloat16;
+  android.hardware.neuralnetworks.ExtensionNameAndPrefix[] extensionNameToPrefix;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/NumberOfCacheFiles.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/NumberOfCacheFiles.aidl
new file mode 100644
index 0000000..9314760
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/NumberOfCacheFiles.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable NumberOfCacheFiles {
+  int numModelCache;
+  int numDataCache;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Operand.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Operand.aidl
new file mode 100644
index 0000000..1d9bdd8
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Operand.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable Operand {
+  android.hardware.neuralnetworks.OperandType type = android.hardware.neuralnetworks.OperandType.FLOAT32;
+  int[] dimensions;
+  float scale;
+  int zeroPoint;
+  android.hardware.neuralnetworks.OperandLifeTime lifetime = android.hardware.neuralnetworks.OperandLifeTime.TEMPORARY_VARIABLE;
+  android.hardware.neuralnetworks.DataLocation location;
+  @nullable android.hardware.neuralnetworks.OperandExtraParams extraParams;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandExtraParams.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandExtraParams.aidl
new file mode 100644
index 0000000..14792cf
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandExtraParams.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+union OperandExtraParams {
+  android.hardware.neuralnetworks.SymmPerChannelQuantParams channelQuant;
+  byte[] extension;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandLifeTime.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandLifeTime.aidl
new file mode 100644
index 0000000..40adfb1
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandLifeTime.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@Backing(type="int") @VintfStability
+enum OperandLifeTime {
+  TEMPORARY_VARIABLE = 0,
+  SUBGRAPH_INPUT = 1,
+  SUBGRAPH_OUTPUT = 2,
+  CONSTANT_COPY = 3,
+  CONSTANT_POOL = 4,
+  NO_VALUE = 5,
+  SUBGRAPH = 6,
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandPerformance.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandPerformance.aidl
new file mode 100644
index 0000000..ebb361b
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandPerformance.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable OperandPerformance {
+  android.hardware.neuralnetworks.OperandType type = android.hardware.neuralnetworks.OperandType.FLOAT32;
+  android.hardware.neuralnetworks.PerformanceInfo info;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandType.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandType.aidl
new file mode 100644
index 0000000..9f2c759
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperandType.aidl
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@Backing(type="int") @VintfStability
+enum OperandType {
+  FLOAT32 = 0,
+  INT32 = 1,
+  UINT32 = 2,
+  TENSOR_FLOAT32 = 3,
+  TENSOR_INT32 = 4,
+  TENSOR_QUANT8_ASYMM = 5,
+  BOOL = 6,
+  TENSOR_QUANT16_SYMM = 7,
+  TENSOR_FLOAT16 = 8,
+  TENSOR_BOOL8 = 9,
+  FLOAT16 = 10,
+  TENSOR_QUANT8_SYMM_PER_CHANNEL = 11,
+  TENSOR_QUANT16_ASYMM = 12,
+  TENSOR_QUANT8_SYMM = 13,
+  TENSOR_QUANT8_ASYMM_SIGNED = 14,
+  SUBGRAPH = 15,
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Operation.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Operation.aidl
new file mode 100644
index 0000000..a4a3fbe
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Operation.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable Operation {
+  android.hardware.neuralnetworks.OperationType type = android.hardware.neuralnetworks.OperationType.ADD;
+  int[] inputs;
+  int[] outputs;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperationType.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperationType.aidl
new file mode 100644
index 0000000..de3b438
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OperationType.aidl
@@ -0,0 +1,139 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@Backing(type="int") @VintfStability
+enum OperationType {
+  ADD = 0,
+  AVERAGE_POOL_2D = 1,
+  CONCATENATION = 2,
+  CONV_2D = 3,
+  DEPTHWISE_CONV_2D = 4,
+  DEPTH_TO_SPACE = 5,
+  DEQUANTIZE = 6,
+  EMBEDDING_LOOKUP = 7,
+  FLOOR = 8,
+  FULLY_CONNECTED = 9,
+  HASHTABLE_LOOKUP = 10,
+  L2_NORMALIZATION = 11,
+  L2_POOL_2D = 12,
+  LOCAL_RESPONSE_NORMALIZATION = 13,
+  LOGISTIC = 14,
+  LSH_PROJECTION = 15,
+  LSTM = 16,
+  MAX_POOL_2D = 17,
+  MUL = 18,
+  RELU = 19,
+  RELU1 = 20,
+  RELU6 = 21,
+  RESHAPE = 22,
+  RESIZE_BILINEAR = 23,
+  RNN = 24,
+  SOFTMAX = 25,
+  SPACE_TO_DEPTH = 26,
+  SVDF = 27,
+  TANH = 28,
+  BATCH_TO_SPACE_ND = 29,
+  DIV = 30,
+  MEAN = 31,
+  PAD = 32,
+  SPACE_TO_BATCH_ND = 33,
+  SQUEEZE = 34,
+  STRIDED_SLICE = 35,
+  SUB = 36,
+  TRANSPOSE = 37,
+  ABS = 38,
+  ARGMAX = 39,
+  ARGMIN = 40,
+  AXIS_ALIGNED_BBOX_TRANSFORM = 41,
+  BIDIRECTIONAL_SEQUENCE_LSTM = 42,
+  BIDIRECTIONAL_SEQUENCE_RNN = 43,
+  BOX_WITH_NMS_LIMIT = 44,
+  CAST = 45,
+  CHANNEL_SHUFFLE = 46,
+  DETECTION_POSTPROCESSING = 47,
+  EQUAL = 48,
+  EXP = 49,
+  EXPAND_DIMS = 50,
+  GATHER = 51,
+  GENERATE_PROPOSALS = 52,
+  GREATER = 53,
+  GREATER_EQUAL = 54,
+  GROUPED_CONV_2D = 55,
+  HEATMAP_MAX_KEYPOINT = 56,
+  INSTANCE_NORMALIZATION = 57,
+  LESS = 58,
+  LESS_EQUAL = 59,
+  LOG = 60,
+  LOGICAL_AND = 61,
+  LOGICAL_NOT = 62,
+  LOGICAL_OR = 63,
+  LOG_SOFTMAX = 64,
+  MAXIMUM = 65,
+  MINIMUM = 66,
+  NEG = 67,
+  NOT_EQUAL = 68,
+  PAD_V2 = 69,
+  POW = 70,
+  PRELU = 71,
+  QUANTIZE = 72,
+  QUANTIZED_16BIT_LSTM = 73,
+  RANDOM_MULTINOMIAL = 74,
+  REDUCE_ALL = 75,
+  REDUCE_ANY = 76,
+  REDUCE_MAX = 77,
+  REDUCE_MIN = 78,
+  REDUCE_PROD = 79,
+  REDUCE_SUM = 80,
+  ROI_ALIGN = 81,
+  ROI_POOLING = 82,
+  RSQRT = 83,
+  SELECT = 84,
+  SIN = 85,
+  SLICE = 86,
+  SPLIT = 87,
+  SQRT = 88,
+  TILE = 89,
+  TOPK_V2 = 90,
+  TRANSPOSE_CONV_2D = 91,
+  UNIDIRECTIONAL_SEQUENCE_LSTM = 92,
+  UNIDIRECTIONAL_SEQUENCE_RNN = 93,
+  RESIZE_NEAREST_NEIGHBOR = 94,
+  QUANTIZED_LSTM = 95,
+  IF = 96,
+  WHILE = 97,
+  ELU = 98,
+  HARD_SWISH = 99,
+  FILL = 100,
+  RANK = 101,
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OutputShape.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OutputShape.aidl
new file mode 100644
index 0000000..f733505
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/OutputShape.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable OutputShape {
+  int[] dimensions;
+  boolean isSufficient;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/PerformanceInfo.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/PerformanceInfo.aidl
new file mode 100644
index 0000000..04910f5
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/PerformanceInfo.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable PerformanceInfo {
+  float execTime;
+  float powerUsage;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Priority.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Priority.aidl
new file mode 100644
index 0000000..8f35709
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Priority.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@Backing(type="int") @VintfStability
+enum Priority {
+  LOW = 0,
+  MEDIUM = 1,
+  HIGH = 2,
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Request.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Request.aidl
new file mode 100644
index 0000000..39ec7a9
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Request.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable Request {
+  android.hardware.neuralnetworks.RequestArgument[] inputs;
+  android.hardware.neuralnetworks.RequestArgument[] outputs;
+  android.hardware.neuralnetworks.RequestMemoryPool[] pools;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/RequestArgument.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/RequestArgument.aidl
new file mode 100644
index 0000000..e3541c0
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/RequestArgument.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable RequestArgument {
+  boolean hasNoValue;
+  android.hardware.neuralnetworks.DataLocation location;
+  int[] dimensions;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/RequestMemoryPool.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/RequestMemoryPool.aidl
new file mode 100644
index 0000000..312f581
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/RequestMemoryPool.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+union RequestMemoryPool {
+  android.hardware.neuralnetworks.Memory pool;
+  int token;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Subgraph.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Subgraph.aidl
new file mode 100644
index 0000000..b7d4451
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Subgraph.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable Subgraph {
+  android.hardware.neuralnetworks.Operand[] operands;
+  android.hardware.neuralnetworks.Operation[] operations;
+  int[] inputIndexes;
+  int[] outputIndexes;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/SymmPerChannelQuantParams.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/SymmPerChannelQuantParams.aidl
new file mode 100644
index 0000000..02d68f9
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/SymmPerChannelQuantParams.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable SymmPerChannelQuantParams {
+  float[] scales;
+  int channelDim;
+}
diff --git a/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Timing.aidl b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Timing.aidl
new file mode 100644
index 0000000..bcc83cf
--- /dev/null
+++ b/neuralnetworks/aidl/aidl_api/android.hardware.neuralnetworks/1/android/hardware/neuralnetworks/Timing.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.neuralnetworks;
+@VintfStability
+parcelable Timing {
+  long timeOnDeviceNs;
+  long timeInDriverNs;
+}
diff --git a/oemlock/aidl/Android.bp b/oemlock/aidl/Android.bp
index 439d43d..d1930f9 100644
--- a/oemlock/aidl/Android.bp
+++ b/oemlock/aidl/Android.bp
@@ -22,4 +22,5 @@
             },
         },
     },
+    versions: ["1"],
 }
diff --git a/oemlock/aidl/aidl_api/android.hardware.oemlock/1/.hash b/oemlock/aidl/aidl_api/android.hardware.oemlock/1/.hash
new file mode 100644
index 0000000..79fe165
--- /dev/null
+++ b/oemlock/aidl/aidl_api/android.hardware.oemlock/1/.hash
@@ -0,0 +1 @@
+782d36d56fbdca1105672dd96b8e955b6a81dadf
diff --git a/oemlock/aidl/aidl_api/android.hardware.oemlock/1/android/hardware/oemlock/IOemLock.aidl b/oemlock/aidl/aidl_api/android.hardware.oemlock/1/android/hardware/oemlock/IOemLock.aidl
new file mode 100644
index 0000000..977746c
--- /dev/null
+++ b/oemlock/aidl/aidl_api/android.hardware.oemlock/1/android/hardware/oemlock/IOemLock.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.oemlock;
+@VintfStability
+interface IOemLock {
+  String getName();
+  boolean isOemUnlockAllowedByCarrier();
+  boolean isOemUnlockAllowedByDevice();
+  android.hardware.oemlock.OemLockSecureStatus setOemUnlockAllowedByCarrier(in boolean allowed, in byte[] signature);
+  void setOemUnlockAllowedByDevice(in boolean allowed);
+}
diff --git a/oemlock/aidl/aidl_api/android.hardware.oemlock/1/android/hardware/oemlock/OemLockSecureStatus.aidl b/oemlock/aidl/aidl_api/android.hardware.oemlock/1/android/hardware/oemlock/OemLockSecureStatus.aidl
new file mode 100644
index 0000000..8376744
--- /dev/null
+++ b/oemlock/aidl/aidl_api/android.hardware.oemlock/1/android/hardware/oemlock/OemLockSecureStatus.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.oemlock;
+@Backing(type="int") @VintfStability
+enum OemLockSecureStatus {
+  OK = 0,
+  FAILED = 1,
+  INVALID_SIGNATURE = 2,
+}
diff --git a/power/aidl/Android.bp b/power/aidl/Android.bp
index dbd18fd..c722795 100644
--- a/power/aidl/Android.bp
+++ b/power/aidl/Android.bp
@@ -43,5 +43,6 @@
     },
     versions: [
         "1",
+        "2",
     ],
 }
diff --git a/power/aidl/aidl_api/android.hardware.power/2/.hash b/power/aidl/aidl_api/android.hardware.power/2/.hash
new file mode 100644
index 0000000..0671909
--- /dev/null
+++ b/power/aidl/aidl_api/android.hardware.power/2/.hash
@@ -0,0 +1 @@
+ef4f5ed58e39693f25c1f8fdcfe7b958c6b800bc
diff --git a/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/Boost.aidl b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/Boost.aidl
new file mode 100644
index 0000000..c792d4e
--- /dev/null
+++ b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/Boost.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power;
+@Backing(type="int") @VintfStability
+enum Boost {
+  INTERACTION = 0,
+  DISPLAY_UPDATE_IMMINENT = 1,
+  ML_ACC = 2,
+  AUDIO_LAUNCH = 3,
+  CAMERA_LAUNCH = 4,
+  CAMERA_SHOT = 5,
+}
diff --git a/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/IPower.aidl b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/IPower.aidl
new file mode 100644
index 0000000..ae03313
--- /dev/null
+++ b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/IPower.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power;
+@VintfStability
+interface IPower {
+  oneway void setMode(in android.hardware.power.Mode type, in boolean enabled);
+  boolean isModeSupported(in android.hardware.power.Mode type);
+  oneway void setBoost(in android.hardware.power.Boost type, in int durationMs);
+  boolean isBoostSupported(in android.hardware.power.Boost type);
+  android.hardware.power.IPowerHintSession createHintSession(in int tgid, in int uid, in int[] threadIds, in long durationNanos);
+  long getHintSessionPreferredRate();
+}
diff --git a/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/IPowerHintSession.aidl b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/IPowerHintSession.aidl
new file mode 100644
index 0000000..1d3ecb7
--- /dev/null
+++ b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/IPowerHintSession.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power;
+@VintfStability
+interface IPowerHintSession {
+  oneway void updateTargetWorkDuration(long targetDurationNanos);
+  oneway void reportActualWorkDuration(in android.hardware.power.WorkDuration[] durations);
+  oneway void pause();
+  oneway void resume();
+  oneway void close();
+}
diff --git a/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/Mode.aidl b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/Mode.aidl
new file mode 100644
index 0000000..8920c01
--- /dev/null
+++ b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/Mode.aidl
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power;
+@Backing(type="int") @VintfStability
+enum Mode {
+  DOUBLE_TAP_TO_WAKE = 0,
+  LOW_POWER = 1,
+  SUSTAINED_PERFORMANCE = 2,
+  FIXED_PERFORMANCE = 3,
+  VR = 4,
+  LAUNCH = 5,
+  EXPENSIVE_RENDERING = 6,
+  INTERACTIVE = 7,
+  DEVICE_IDLE = 8,
+  DISPLAY_INACTIVE = 9,
+  AUDIO_STREAMING_LOW_LATENCY = 10,
+  CAMERA_STREAMING_SECURE = 11,
+  CAMERA_STREAMING_LOW = 12,
+  CAMERA_STREAMING_MID = 13,
+  CAMERA_STREAMING_HIGH = 14,
+}
diff --git a/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/WorkDuration.aidl b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/WorkDuration.aidl
new file mode 100644
index 0000000..e86cd40
--- /dev/null
+++ b/power/aidl/aidl_api/android.hardware.power/2/android/hardware/power/WorkDuration.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power;
+@VintfStability
+parcelable WorkDuration {
+  long timeStampNanos;
+  long durationNanos;
+}
diff --git a/power/stats/aidl/Android.bp b/power/stats/aidl/Android.bp
index 0dbf9b4..48d3c51 100644
--- a/power/stats/aidl/Android.bp
+++ b/power/stats/aidl/Android.bp
@@ -42,4 +42,5 @@
         },
     },
     host_supported: true,
+    versions: ["1"],
 }
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/.hash b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/.hash
new file mode 100644
index 0000000..c248cc3
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/.hash
@@ -0,0 +1 @@
+93253458fae451cf1187db6120a59fab428f7d02
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/Channel.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/Channel.aidl
new file mode 100644
index 0000000..d1048a4
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/Channel.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable Channel {
+  int id;
+  @utf8InCpp String name;
+  @utf8InCpp String subsystem;
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumer.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumer.aidl
new file mode 100644
index 0000000..13f528d
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumer.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable EnergyConsumer {
+  int id;
+  int ordinal;
+  android.hardware.power.stats.EnergyConsumerType type = android.hardware.power.stats.EnergyConsumerType.OTHER;
+  @utf8InCpp String name;
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerAttribution.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerAttribution.aidl
new file mode 100644
index 0000000..ee12068
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerAttribution.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable EnergyConsumerAttribution {
+  int uid;
+  long energyUWs;
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerResult.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerResult.aidl
new file mode 100644
index 0000000..7d8aa98
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerResult.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable EnergyConsumerResult {
+  int id;
+  long timestampMs;
+  long energyUWs;
+  android.hardware.power.stats.EnergyConsumerAttribution[] attribution;
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerType.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerType.aidl
new file mode 100644
index 0000000..fbd3197
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyConsumerType.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+enum EnergyConsumerType {
+  OTHER = 0,
+  BLUETOOTH = 1,
+  CPU_CLUSTER = 2,
+  DISPLAY = 3,
+  GNSS = 4,
+  MOBILE_RADIO = 5,
+  WIFI = 6,
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyMeasurement.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyMeasurement.aidl
new file mode 100644
index 0000000..ffe3aa4
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/EnergyMeasurement.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable EnergyMeasurement {
+  int id;
+  long timestampMs;
+  long durationMs;
+  long energyUWs;
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/IPowerStats.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/IPowerStats.aidl
new file mode 100644
index 0000000..7917515
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/IPowerStats.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+interface IPowerStats {
+  android.hardware.power.stats.PowerEntity[] getPowerEntityInfo();
+  android.hardware.power.stats.StateResidencyResult[] getStateResidency(in int[] powerEntityIds);
+  android.hardware.power.stats.EnergyConsumer[] getEnergyConsumerInfo();
+  android.hardware.power.stats.EnergyConsumerResult[] getEnergyConsumed(in int[] energyConsumerIds);
+  android.hardware.power.stats.Channel[] getEnergyMeterInfo();
+  android.hardware.power.stats.EnergyMeasurement[] readEnergyMeter(in int[] channelIds);
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/PowerEntity.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/PowerEntity.aidl
new file mode 100644
index 0000000..f42e715
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/PowerEntity.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable PowerEntity {
+  int id;
+  @utf8InCpp String name;
+  android.hardware.power.stats.State[] states;
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/State.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/State.aidl
new file mode 100644
index 0000000..cf29dd7
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/State.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable State {
+  int id;
+  @utf8InCpp String name;
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/StateResidency.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/StateResidency.aidl
new file mode 100644
index 0000000..0af35b3
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/StateResidency.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable StateResidency {
+  int id;
+  long totalTimeInStateMs;
+  long totalStateEntryCount;
+  long lastEntryTimestampMs;
+}
diff --git a/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/StateResidencyResult.aidl b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/StateResidencyResult.aidl
new file mode 100644
index 0000000..14358b7
--- /dev/null
+++ b/power/stats/aidl/aidl_api/android.hardware.power.stats/1/android/hardware/power/stats/StateResidencyResult.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.power.stats;
+@VintfStability
+parcelable StateResidencyResult {
+  int id;
+  android.hardware.power.stats.StateResidency[] stateResidencyData;
+}
diff --git a/security/keymint/aidl/Android.bp b/security/keymint/aidl/Android.bp
index 0c11f3b..694ce6a 100644
--- a/security/keymint/aidl/Android.bp
+++ b/security/keymint/aidl/Android.bp
@@ -32,4 +32,5 @@
             enabled: true,
         },
     },
+    versions: ["1"],
 }
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/.hash b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/.hash
new file mode 100644
index 0000000..b712a52
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/.hash
@@ -0,0 +1 @@
+976674616001f714f4a4df49ee45f548de828524
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Algorithm.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Algorithm.aidl
new file mode 100644
index 0000000..6da124f
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Algorithm.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum Algorithm {
+  RSA = 1,
+  EC = 3,
+  AES = 32,
+  TRIPLE_DES = 33,
+  HMAC = 128,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/AttestationKey.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/AttestationKey.aidl
new file mode 100644
index 0000000..90f2e6e
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/AttestationKey.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+parcelable AttestationKey {
+  byte[] keyBlob;
+  android.hardware.security.keymint.KeyParameter[] attestKeyParams;
+  byte[] issuerSubjectName;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/BeginResult.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/BeginResult.aidl
new file mode 100644
index 0000000..c952a31
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/BeginResult.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@VintfStability
+parcelable BeginResult {
+  long challenge;
+  android.hardware.security.keymint.KeyParameter[] params;
+  android.hardware.security.keymint.IKeyMintOperation operation;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/BlockMode.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/BlockMode.aidl
new file mode 100644
index 0000000..0049883
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/BlockMode.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum BlockMode {
+  ECB = 1,
+  CBC = 2,
+  CTR = 3,
+  GCM = 32,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Certificate.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Certificate.aidl
new file mode 100644
index 0000000..645f0a7
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Certificate.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@VintfStability
+parcelable Certificate {
+  byte[] encodedCertificate;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/DeviceInfo.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/DeviceInfo.aidl
new file mode 100644
index 0000000..d04d49c
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/DeviceInfo.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@VintfStability
+parcelable DeviceInfo {
+  byte[] deviceInfo;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Digest.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Digest.aidl
new file mode 100644
index 0000000..0df7096
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Digest.aidl
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum Digest {
+  NONE = 0,
+  MD5 = 1,
+  SHA1 = 2,
+  SHA_2_224 = 3,
+  SHA_2_256 = 4,
+  SHA_2_384 = 5,
+  SHA_2_512 = 6,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/EcCurve.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/EcCurve.aidl
new file mode 100644
index 0000000..6b4a9ae
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/EcCurve.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum EcCurve {
+  P_224 = 0,
+  P_256 = 1,
+  P_384 = 2,
+  P_521 = 3,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/ErrorCode.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/ErrorCode.aidl
new file mode 100644
index 0000000..b05a0f3
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/ErrorCode.aidl
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum ErrorCode {
+  OK = 0,
+  ROOT_OF_TRUST_ALREADY_SET = -1,
+  UNSUPPORTED_PURPOSE = -2,
+  INCOMPATIBLE_PURPOSE = -3,
+  UNSUPPORTED_ALGORITHM = -4,
+  INCOMPATIBLE_ALGORITHM = -5,
+  UNSUPPORTED_KEY_SIZE = -6,
+  UNSUPPORTED_BLOCK_MODE = -7,
+  INCOMPATIBLE_BLOCK_MODE = -8,
+  UNSUPPORTED_MAC_LENGTH = -9,
+  UNSUPPORTED_PADDING_MODE = -10,
+  INCOMPATIBLE_PADDING_MODE = -11,
+  UNSUPPORTED_DIGEST = -12,
+  INCOMPATIBLE_DIGEST = -13,
+  INVALID_EXPIRATION_TIME = -14,
+  INVALID_USER_ID = -15,
+  INVALID_AUTHORIZATION_TIMEOUT = -16,
+  UNSUPPORTED_KEY_FORMAT = -17,
+  INCOMPATIBLE_KEY_FORMAT = -18,
+  UNSUPPORTED_KEY_ENCRYPTION_ALGORITHM = -19,
+  UNSUPPORTED_KEY_VERIFICATION_ALGORITHM = -20,
+  INVALID_INPUT_LENGTH = -21,
+  KEY_EXPORT_OPTIONS_INVALID = -22,
+  DELEGATION_NOT_ALLOWED = -23,
+  KEY_NOT_YET_VALID = -24,
+  KEY_EXPIRED = -25,
+  KEY_USER_NOT_AUTHENTICATED = -26,
+  OUTPUT_PARAMETER_NULL = -27,
+  INVALID_OPERATION_HANDLE = -28,
+  INSUFFICIENT_BUFFER_SPACE = -29,
+  VERIFICATION_FAILED = -30,
+  TOO_MANY_OPERATIONS = -31,
+  UNEXPECTED_NULL_POINTER = -32,
+  INVALID_KEY_BLOB = -33,
+  IMPORTED_KEY_NOT_ENCRYPTED = -34,
+  IMPORTED_KEY_DECRYPTION_FAILED = -35,
+  IMPORTED_KEY_NOT_SIGNED = -36,
+  IMPORTED_KEY_VERIFICATION_FAILED = -37,
+  INVALID_ARGUMENT = -38,
+  UNSUPPORTED_TAG = -39,
+  INVALID_TAG = -40,
+  MEMORY_ALLOCATION_FAILED = -41,
+  IMPORT_PARAMETER_MISMATCH = -44,
+  SECURE_HW_ACCESS_DENIED = -45,
+  OPERATION_CANCELLED = -46,
+  CONCURRENT_ACCESS_CONFLICT = -47,
+  SECURE_HW_BUSY = -48,
+  SECURE_HW_COMMUNICATION_FAILED = -49,
+  UNSUPPORTED_EC_FIELD = -50,
+  MISSING_NONCE = -51,
+  INVALID_NONCE = -52,
+  MISSING_MAC_LENGTH = -53,
+  KEY_RATE_LIMIT_EXCEEDED = -54,
+  CALLER_NONCE_PROHIBITED = -55,
+  KEY_MAX_OPS_EXCEEDED = -56,
+  INVALID_MAC_LENGTH = -57,
+  MISSING_MIN_MAC_LENGTH = -58,
+  UNSUPPORTED_MIN_MAC_LENGTH = -59,
+  UNSUPPORTED_KDF = -60,
+  UNSUPPORTED_EC_CURVE = -61,
+  KEY_REQUIRES_UPGRADE = -62,
+  ATTESTATION_CHALLENGE_MISSING = -63,
+  KEYMINT_NOT_CONFIGURED = -64,
+  ATTESTATION_APPLICATION_ID_MISSING = -65,
+  CANNOT_ATTEST_IDS = -66,
+  ROLLBACK_RESISTANCE_UNAVAILABLE = -67,
+  HARDWARE_TYPE_UNAVAILABLE = -68,
+  PROOF_OF_PRESENCE_REQUIRED = -69,
+  CONCURRENT_PROOF_OF_PRESENCE_REQUESTED = -70,
+  NO_USER_CONFIRMATION = -71,
+  DEVICE_LOCKED = -72,
+  EARLY_BOOT_ENDED = -73,
+  ATTESTATION_KEYS_NOT_PROVISIONED = -74,
+  ATTESTATION_IDS_NOT_PROVISIONED = -75,
+  INVALID_OPERATION = -76,
+  STORAGE_KEY_UNSUPPORTED = -77,
+  INCOMPATIBLE_MGF_DIGEST = -78,
+  UNSUPPORTED_MGF_DIGEST = -79,
+  MISSING_NOT_BEFORE = -80,
+  MISSING_NOT_AFTER = -81,
+  MISSING_ISSUER_SUBJECT = -82,
+  INVALID_ISSUER_SUBJECT = -83,
+  BOOT_LEVEL_EXCEEDED = -84,
+  HARDWARE_NOT_YET_AVAILABLE = -85,
+  UNIMPLEMENTED = -100,
+  VERSION_MISMATCH = -101,
+  UNKNOWN_ERROR = -1000,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/HardwareAuthToken.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/HardwareAuthToken.aidl
new file mode 100644
index 0000000..2e07924
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/HardwareAuthToken.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+parcelable HardwareAuthToken {
+  long challenge;
+  long userId;
+  long authenticatorId;
+  android.hardware.security.keymint.HardwareAuthenticatorType authenticatorType = android.hardware.security.keymint.HardwareAuthenticatorType.NONE;
+  android.hardware.security.secureclock.Timestamp timestamp;
+  byte[] mac;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/HardwareAuthenticatorType.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/HardwareAuthenticatorType.aidl
new file mode 100644
index 0000000..dfc98f0
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/HardwareAuthenticatorType.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum HardwareAuthenticatorType {
+  NONE = 0,
+  PASSWORD = 1,
+  FINGERPRINT = 2,
+  ANY = -1,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IKeyMintDevice.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IKeyMintDevice.aidl
new file mode 100644
index 0000000..fa643fc
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IKeyMintDevice.aidl
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@SensitiveData @VintfStability
+interface IKeyMintDevice {
+  android.hardware.security.keymint.KeyMintHardwareInfo getHardwareInfo();
+  void addRngEntropy(in byte[] data);
+  android.hardware.security.keymint.KeyCreationResult generateKey(in android.hardware.security.keymint.KeyParameter[] keyParams, in @nullable android.hardware.security.keymint.AttestationKey attestationKey);
+  android.hardware.security.keymint.KeyCreationResult importKey(in android.hardware.security.keymint.KeyParameter[] keyParams, in android.hardware.security.keymint.KeyFormat keyFormat, in byte[] keyData, in @nullable android.hardware.security.keymint.AttestationKey attestationKey);
+  android.hardware.security.keymint.KeyCreationResult importWrappedKey(in byte[] wrappedKeyData, in byte[] wrappingKeyBlob, in byte[] maskingKey, in android.hardware.security.keymint.KeyParameter[] unwrappingParams, in long passwordSid, in long biometricSid);
+  byte[] upgradeKey(in byte[] keyBlobToUpgrade, in android.hardware.security.keymint.KeyParameter[] upgradeParams);
+  void deleteKey(in byte[] keyBlob);
+  void deleteAllKeys();
+  void destroyAttestationIds();
+  android.hardware.security.keymint.BeginResult begin(in android.hardware.security.keymint.KeyPurpose purpose, in byte[] keyBlob, in android.hardware.security.keymint.KeyParameter[] params, in @nullable android.hardware.security.keymint.HardwareAuthToken authToken);
+  void deviceLocked(in boolean passwordOnly, in @nullable android.hardware.security.secureclock.TimeStampToken timestampToken);
+  void earlyBootEnded();
+  byte[] convertStorageKeyToEphemeral(in byte[] storageKeyBlob);
+  android.hardware.security.keymint.KeyCharacteristics[] getKeyCharacteristics(in byte[] keyBlob, in byte[] appId, in byte[] appData);
+  const int AUTH_TOKEN_MAC_LENGTH = 32;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IKeyMintOperation.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IKeyMintOperation.aidl
new file mode 100644
index 0000000..4ab4ffe
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IKeyMintOperation.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@SensitiveData @VintfStability
+interface IKeyMintOperation {
+  void updateAad(in byte[] input, in @nullable android.hardware.security.keymint.HardwareAuthToken authToken, in @nullable android.hardware.security.secureclock.TimeStampToken timeStampToken);
+  byte[] update(in byte[] input, in @nullable android.hardware.security.keymint.HardwareAuthToken authToken, in @nullable android.hardware.security.secureclock.TimeStampToken timeStampToken);
+  byte[] finish(in @nullable byte[] input, in @nullable byte[] signature, in @nullable android.hardware.security.keymint.HardwareAuthToken authToken, in @nullable android.hardware.security.secureclock.TimeStampToken timestampToken, in @nullable byte[] confirmationToken);
+  void abort();
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IRemotelyProvisionedComponent.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IRemotelyProvisionedComponent.aidl
new file mode 100644
index 0000000..f566462
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/IRemotelyProvisionedComponent.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@VintfStability
+interface IRemotelyProvisionedComponent {
+  android.hardware.security.keymint.RpcHardwareInfo getHardwareInfo();
+  byte[] generateEcdsaP256KeyPair(in boolean testMode, out android.hardware.security.keymint.MacedPublicKey macedPublicKey);
+  byte[] generateCertificateRequest(in boolean testMode, in android.hardware.security.keymint.MacedPublicKey[] keysToSign, in byte[] endpointEncryptionCertChain, in byte[] challenge, out android.hardware.security.keymint.DeviceInfo deviceInfo, out android.hardware.security.keymint.ProtectedData protectedData);
+  const int STATUS_FAILED = 1;
+  const int STATUS_INVALID_MAC = 2;
+  const int STATUS_PRODUCTION_KEY_IN_TEST_REQUEST = 3;
+  const int STATUS_TEST_KEY_IN_PRODUCTION_REQUEST = 4;
+  const int STATUS_INVALID_EEK = 5;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyCharacteristics.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyCharacteristics.aidl
new file mode 100644
index 0000000..008381f
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyCharacteristics.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@VintfStability
+parcelable KeyCharacteristics {
+  android.hardware.security.keymint.SecurityLevel securityLevel = android.hardware.security.keymint.SecurityLevel.SOFTWARE;
+  android.hardware.security.keymint.KeyParameter[] authorizations;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyCreationResult.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyCreationResult.aidl
new file mode 100644
index 0000000..9f77d3e
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyCreationResult.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@VintfStability
+parcelable KeyCreationResult {
+  byte[] keyBlob;
+  android.hardware.security.keymint.KeyCharacteristics[] keyCharacteristics;
+  android.hardware.security.keymint.Certificate[] certificateChain;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyFormat.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyFormat.aidl
new file mode 100644
index 0000000..9560d8d
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyFormat.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum KeyFormat {
+  X509 = 0,
+  PKCS8 = 1,
+  RAW = 3,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyMintHardwareInfo.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyMintHardwareInfo.aidl
new file mode 100644
index 0000000..2113e42a
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyMintHardwareInfo.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+parcelable KeyMintHardwareInfo {
+  int versionNumber;
+  android.hardware.security.keymint.SecurityLevel securityLevel = android.hardware.security.keymint.SecurityLevel.SOFTWARE;
+  @utf8InCpp String keyMintName;
+  @utf8InCpp String keyMintAuthorName;
+  boolean timestampTokenRequired;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyOrigin.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyOrigin.aidl
new file mode 100644
index 0000000..4b3c659
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyOrigin.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum KeyOrigin {
+  GENERATED = 0,
+  DERIVED = 1,
+  IMPORTED = 2,
+  RESERVED = 3,
+  SECURELY_IMPORTED = 4,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyParameter.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyParameter.aidl
new file mode 100644
index 0000000..c5a1e01
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyParameter.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+parcelable KeyParameter {
+  android.hardware.security.keymint.Tag tag = android.hardware.security.keymint.Tag.INVALID;
+  android.hardware.security.keymint.KeyParameterValue value;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyParameterValue.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyParameterValue.aidl
new file mode 100644
index 0000000..7a0b074
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyParameterValue.aidl
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+union KeyParameterValue {
+  int invalid;
+  android.hardware.security.keymint.Algorithm algorithm;
+  android.hardware.security.keymint.BlockMode blockMode;
+  android.hardware.security.keymint.PaddingMode paddingMode;
+  android.hardware.security.keymint.Digest digest;
+  android.hardware.security.keymint.EcCurve ecCurve;
+  android.hardware.security.keymint.KeyOrigin origin;
+  android.hardware.security.keymint.KeyPurpose keyPurpose;
+  android.hardware.security.keymint.HardwareAuthenticatorType hardwareAuthenticatorType;
+  android.hardware.security.keymint.SecurityLevel securityLevel;
+  boolean boolValue;
+  int integer;
+  long longInteger;
+  long dateTime;
+  byte[] blob;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyPurpose.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyPurpose.aidl
new file mode 100644
index 0000000..b84bec1
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/KeyPurpose.aidl
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum KeyPurpose {
+  ENCRYPT = 0,
+  DECRYPT = 1,
+  SIGN = 2,
+  VERIFY = 3,
+  WRAP_KEY = 5,
+  AGREE_KEY = 6,
+  ATTEST_KEY = 7,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/MacedPublicKey.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/MacedPublicKey.aidl
new file mode 100644
index 0000000..8095e8c
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/MacedPublicKey.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@VintfStability
+parcelable MacedPublicKey {
+  byte[] macedKey;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/PaddingMode.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/PaddingMode.aidl
new file mode 100644
index 0000000..dba4a8a
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/PaddingMode.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum PaddingMode {
+  NONE = 1,
+  RSA_OAEP = 2,
+  RSA_PSS = 3,
+  RSA_PKCS1_1_5_ENCRYPT = 4,
+  RSA_PKCS1_1_5_SIGN = 5,
+  PKCS7 = 64,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/ProtectedData.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/ProtectedData.aidl
new file mode 100644
index 0000000..d1610b4
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/ProtectedData.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@VintfStability
+parcelable ProtectedData {
+  byte[] protectedData;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/RpcHardwareInfo.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/RpcHardwareInfo.aidl
new file mode 100644
index 0000000..06bce19
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/RpcHardwareInfo.aidl
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+parcelable RpcHardwareInfo {
+  int versionNumber;
+  @utf8InCpp String rpcAuthorName;
+  int supportedEekCurve = 0;
+  const int CURVE_NONE = 0;
+  const int CURVE_P256 = 1;
+  const int CURVE_25519 = 2;
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/SecurityLevel.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/SecurityLevel.aidl
new file mode 100644
index 0000000..0d278e0
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/SecurityLevel.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum SecurityLevel {
+  SOFTWARE = 0,
+  TRUSTED_ENVIRONMENT = 1,
+  STRONGBOX = 2,
+  KEYSTORE = 100,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Tag.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Tag.aidl
new file mode 100644
index 0000000..e310b44
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/Tag.aidl
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum Tag {
+  INVALID = 0,
+  PURPOSE = 536870913,
+  ALGORITHM = 268435458,
+  KEY_SIZE = 805306371,
+  BLOCK_MODE = 536870916,
+  DIGEST = 536870917,
+  PADDING = 536870918,
+  CALLER_NONCE = 1879048199,
+  MIN_MAC_LENGTH = 805306376,
+  EC_CURVE = 268435466,
+  RSA_PUBLIC_EXPONENT = 1342177480,
+  INCLUDE_UNIQUE_ID = 1879048394,
+  RSA_OAEP_MGF_DIGEST = 536871115,
+  BOOTLOADER_ONLY = 1879048494,
+  ROLLBACK_RESISTANCE = 1879048495,
+  HARDWARE_TYPE = 268435760,
+  EARLY_BOOT_ONLY = 1879048497,
+  ACTIVE_DATETIME = 1610613136,
+  ORIGINATION_EXPIRE_DATETIME = 1610613137,
+  USAGE_EXPIRE_DATETIME = 1610613138,
+  MIN_SECONDS_BETWEEN_OPS = 805306771,
+  MAX_USES_PER_BOOT = 805306772,
+  USAGE_COUNT_LIMIT = 805306773,
+  USER_ID = 805306869,
+  USER_SECURE_ID = -1610612234,
+  NO_AUTH_REQUIRED = 1879048695,
+  USER_AUTH_TYPE = 268435960,
+  AUTH_TIMEOUT = 805306873,
+  ALLOW_WHILE_ON_BODY = 1879048698,
+  TRUSTED_USER_PRESENCE_REQUIRED = 1879048699,
+  TRUSTED_CONFIRMATION_REQUIRED = 1879048700,
+  UNLOCKED_DEVICE_REQUIRED = 1879048701,
+  APPLICATION_ID = -1879047591,
+  APPLICATION_DATA = -1879047492,
+  CREATION_DATETIME = 1610613437,
+  ORIGIN = 268436158,
+  ROOT_OF_TRUST = -1879047488,
+  OS_VERSION = 805307073,
+  OS_PATCHLEVEL = 805307074,
+  UNIQUE_ID = -1879047485,
+  ATTESTATION_CHALLENGE = -1879047484,
+  ATTESTATION_APPLICATION_ID = -1879047483,
+  ATTESTATION_ID_BRAND = -1879047482,
+  ATTESTATION_ID_DEVICE = -1879047481,
+  ATTESTATION_ID_PRODUCT = -1879047480,
+  ATTESTATION_ID_SERIAL = -1879047479,
+  ATTESTATION_ID_IMEI = -1879047478,
+  ATTESTATION_ID_MEID = -1879047477,
+  ATTESTATION_ID_MANUFACTURER = -1879047476,
+  ATTESTATION_ID_MODEL = -1879047475,
+  VENDOR_PATCHLEVEL = 805307086,
+  BOOT_PATCHLEVEL = 805307087,
+  DEVICE_UNIQUE_ATTESTATION = 1879048912,
+  IDENTITY_CREDENTIAL_KEY = 1879048913,
+  STORAGE_KEY = 1879048914,
+  ASSOCIATED_DATA = -1879047192,
+  NONCE = -1879047191,
+  MAC_LENGTH = 805307371,
+  RESET_SINCE_ID_ROTATION = 1879049196,
+  CONFIRMATION_TOKEN = -1879047187,
+  CERTIFICATE_SERIAL = -2147482642,
+  CERTIFICATE_SUBJECT = -1879047185,
+  CERTIFICATE_NOT_BEFORE = 1610613744,
+  CERTIFICATE_NOT_AFTER = 1610613745,
+  MAX_BOOT_LEVEL = 805307378,
+}
diff --git a/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/TagType.aidl b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/TagType.aidl
new file mode 100644
index 0000000..a7d1de5
--- /dev/null
+++ b/security/keymint/aidl/aidl_api/android.hardware.security.keymint/1/android/hardware/security/keymint/TagType.aidl
@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.keymint;
+/* @hide */
+@Backing(type="int") @VintfStability
+enum TagType {
+  INVALID = 0,
+  ENUM = 268435456,
+  ENUM_REP = 536870912,
+  UINT = 805306368,
+  UINT_REP = 1073741824,
+  ULONG = 1342177280,
+  DATE = 1610612736,
+  BOOL = 1879048192,
+  BIGNUM = -2147483648,
+  BYTES = -1879048192,
+  ULONG_REP = -1610612736,
+}
diff --git a/security/secureclock/aidl/Android.bp b/security/secureclock/aidl/Android.bp
index c78be3b..b70dda9 100644
--- a/security/secureclock/aidl/Android.bp
+++ b/security/secureclock/aidl/Android.bp
@@ -28,4 +28,5 @@
             enabled: true,
         },
     },
+    versions: ["1"],
 }
diff --git a/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/.hash b/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/.hash
new file mode 100644
index 0000000..f6b25a0
--- /dev/null
+++ b/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/.hash
@@ -0,0 +1 @@
+cd55ca9963c6a57fa5f2f120a45c6e0c4fafb423
diff --git a/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/ISecureClock.aidl b/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/ISecureClock.aidl
new file mode 100644
index 0000000..4ecc1e4
--- /dev/null
+++ b/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/ISecureClock.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.secureclock;
+/* @hide */
+@VintfStability
+interface ISecureClock {
+  android.hardware.security.secureclock.TimeStampToken generateTimeStamp(in long challenge);
+  const String TIME_STAMP_MAC_LABEL = "Auth Verification";
+}
diff --git a/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/TimeStampToken.aidl b/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/TimeStampToken.aidl
new file mode 100644
index 0000000..d105ac8
--- /dev/null
+++ b/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/TimeStampToken.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.secureclock;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+parcelable TimeStampToken {
+  long challenge;
+  android.hardware.security.secureclock.Timestamp timestamp;
+  byte[] mac;
+}
diff --git a/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/Timestamp.aidl b/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/Timestamp.aidl
new file mode 100644
index 0000000..2e0e389
--- /dev/null
+++ b/security/secureclock/aidl/aidl_api/android.hardware.security.secureclock/1/android/hardware/security/secureclock/Timestamp.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.secureclock;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+parcelable Timestamp {
+  long milliSeconds;
+}
diff --git a/security/sharedsecret/aidl/Android.bp b/security/sharedsecret/aidl/Android.bp
index 1683059..f1fce74 100644
--- a/security/sharedsecret/aidl/Android.bp
+++ b/security/sharedsecret/aidl/Android.bp
@@ -27,4 +27,5 @@
             enabled: true,
         },
     },
+    versions: ["1"],
 }
diff --git a/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/.hash b/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/.hash
new file mode 100644
index 0000000..7d22dc4
--- /dev/null
+++ b/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/.hash
@@ -0,0 +1 @@
+aea3745b559d2977f0676952e510fb0547a52140
diff --git a/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/android/hardware/security/sharedsecret/ISharedSecret.aidl b/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/android/hardware/security/sharedsecret/ISharedSecret.aidl
new file mode 100644
index 0000000..e76efe7
--- /dev/null
+++ b/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/android/hardware/security/sharedsecret/ISharedSecret.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.sharedsecret;
+/* @hide */
+@VintfStability
+interface ISharedSecret {
+  android.hardware.security.sharedsecret.SharedSecretParameters getSharedSecretParameters();
+  byte[] computeSharedSecret(in android.hardware.security.sharedsecret.SharedSecretParameters[] params);
+  const String KEY_AGREEMENT_LABEL = "KeymasterSharedMac";
+  const String KEY_CHECK_LABEL = "Keymaster HMAC Verification";
+}
diff --git a/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/android/hardware/security/sharedsecret/SharedSecretParameters.aidl b/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/android/hardware/security/sharedsecret/SharedSecretParameters.aidl
new file mode 100644
index 0000000..e15fd49
--- /dev/null
+++ b/security/sharedsecret/aidl/aidl_api/android.hardware.security.sharedsecret/1/android/hardware/security/sharedsecret/SharedSecretParameters.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.security.sharedsecret;
+/* @hide */
+@RustDerive(Clone=true, Eq=true, Hash=true, Ord=true, PartialEq=true, PartialOrd=true) @VintfStability
+parcelable SharedSecretParameters {
+  byte[] seed;
+  byte[] nonce;
+}
diff --git a/tests/extension/vibrator/aidl/Android.bp b/tests/extension/vibrator/aidl/Android.bp
index 4d544e1..96cfa08 100644
--- a/tests/extension/vibrator/aidl/Android.bp
+++ b/tests/extension/vibrator/aidl/Android.bp
@@ -27,7 +27,7 @@
     // This happens to use types from a core interface, so we import it, but
     // this won't always be needed.
     imports: [
-        "android.hardware.vibrator",
+        "android.hardware.vibrator-V2",
     ],
 
     backend: {
diff --git a/tests/extension/vibrator/aidl/client/Android.bp b/tests/extension/vibrator/aidl/client/Android.bp
index fb34d7e..afab263 100644
--- a/tests/extension/vibrator/aidl/client/Android.bp
+++ b/tests/extension/vibrator/aidl/client/Android.bp
@@ -23,11 +23,11 @@
     shared_libs: [
         "libbinder",
         "libutils",
-        "android.hardware.vibrator-V1-cpp",
+        "android.hardware.vibrator-V2-cpp",
         "android.hardware.tests.extension.vibrator-V1-cpp",
 
         "libbinder_ndk",
-        "android.hardware.vibrator-V1-ndk_platform",
+        "android.hardware.vibrator-V2-ndk_platform",
         "android.hardware.tests.extension.vibrator-V1-ndk_platform",
     ],
 }
diff --git a/vibrator/aidl/Android.bp b/vibrator/aidl/Android.bp
index 4363407..22219b0 100644
--- a/vibrator/aidl/Android.bp
+++ b/vibrator/aidl/Android.bp
@@ -24,5 +24,8 @@
             },
         },
     },
-    versions: ["1"],
+    versions: [
+        "1",
+        "2",
+    ],
 }
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/.hash b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/.hash
new file mode 100644
index 0000000..cf5edcc
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/.hash
@@ -0,0 +1 @@
+ea8742d6993e1a82917da38b9938e537aa7fcb54
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/ActivePwle.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/ActivePwle.aidl
new file mode 100644
index 0000000..de3ad3c
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/ActivePwle.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@VintfStability
+parcelable ActivePwle {
+  float startAmplitude;
+  float startFrequency;
+  float endAmplitude;
+  float endFrequency;
+  int duration;
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/Braking.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/Braking.aidl
new file mode 100644
index 0000000..d38c584
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/Braking.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@Backing(type="int") @VintfStability
+enum Braking {
+  NONE = 0,
+  CLAB = 1,
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/BrakingPwle.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/BrakingPwle.aidl
new file mode 100644
index 0000000..fa7b43a
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/BrakingPwle.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@VintfStability
+parcelable BrakingPwle {
+  android.hardware.vibrator.Braking braking;
+  int duration;
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/CompositeEffect.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/CompositeEffect.aidl
new file mode 100644
index 0000000..679c82c
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/CompositeEffect.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@VintfStability
+parcelable CompositeEffect {
+  int delayMs;
+  android.hardware.vibrator.CompositePrimitive primitive = android.hardware.vibrator.CompositePrimitive.NOOP;
+  float scale;
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/CompositePrimitive.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/CompositePrimitive.aidl
new file mode 100644
index 0000000..50de13f
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/CompositePrimitive.aidl
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@Backing(type="int") @VintfStability
+enum CompositePrimitive {
+  NOOP = 0,
+  CLICK = 1,
+  THUD = 2,
+  SPIN = 3,
+  QUICK_RISE = 4,
+  SLOW_RISE = 5,
+  QUICK_FALL = 6,
+  LIGHT_TICK = 7,
+  LOW_TICK = 8,
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/Effect.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/Effect.aidl
new file mode 100644
index 0000000..adf0f20
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/Effect.aidl
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@Backing(type="int") @VintfStability
+enum Effect {
+  CLICK = 0,
+  DOUBLE_CLICK = 1,
+  TICK = 2,
+  THUD = 3,
+  POP = 4,
+  HEAVY_CLICK = 5,
+  RINGTONE_1 = 6,
+  RINGTONE_2 = 7,
+  RINGTONE_3 = 8,
+  RINGTONE_4 = 9,
+  RINGTONE_5 = 10,
+  RINGTONE_6 = 11,
+  RINGTONE_7 = 12,
+  RINGTONE_8 = 13,
+  RINGTONE_9 = 14,
+  RINGTONE_10 = 15,
+  RINGTONE_11 = 16,
+  RINGTONE_12 = 17,
+  RINGTONE_13 = 18,
+  RINGTONE_14 = 19,
+  RINGTONE_15 = 20,
+  TEXTURE_TICK = 21,
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/EffectStrength.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/EffectStrength.aidl
new file mode 100644
index 0000000..af5e158
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/EffectStrength.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@Backing(type="byte") @VintfStability
+enum EffectStrength {
+  LIGHT = 0,
+  MEDIUM = 1,
+  STRONG = 2,
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibrator.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibrator.aidl
new file mode 100644
index 0000000..b7afb66
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibrator.aidl
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@VintfStability
+interface IVibrator {
+  int getCapabilities();
+  void off();
+  void on(in int timeoutMs, in android.hardware.vibrator.IVibratorCallback callback);
+  int perform(in android.hardware.vibrator.Effect effect, in android.hardware.vibrator.EffectStrength strength, in android.hardware.vibrator.IVibratorCallback callback);
+  android.hardware.vibrator.Effect[] getSupportedEffects();
+  void setAmplitude(in float amplitude);
+  void setExternalControl(in boolean enabled);
+  int getCompositionDelayMax();
+  int getCompositionSizeMax();
+  android.hardware.vibrator.CompositePrimitive[] getSupportedPrimitives();
+  int getPrimitiveDuration(android.hardware.vibrator.CompositePrimitive primitive);
+  void compose(in android.hardware.vibrator.CompositeEffect[] composite, in android.hardware.vibrator.IVibratorCallback callback);
+  android.hardware.vibrator.Effect[] getSupportedAlwaysOnEffects();
+  void alwaysOnEnable(in int id, in android.hardware.vibrator.Effect effect, in android.hardware.vibrator.EffectStrength strength);
+  void alwaysOnDisable(in int id);
+  float getResonantFrequency();
+  float getQFactor();
+  float getFrequencyResolution();
+  float getFrequencyMinimum();
+  float[] getBandwidthAmplitudeMap();
+  int getPwlePrimitiveDurationMax();
+  int getPwleCompositionSizeMax();
+  android.hardware.vibrator.Braking[] getSupportedBraking();
+  void composePwle(in android.hardware.vibrator.PrimitivePwle[] composite, in android.hardware.vibrator.IVibratorCallback callback);
+  const int CAP_ON_CALLBACK = 1;
+  const int CAP_PERFORM_CALLBACK = 2;
+  const int CAP_AMPLITUDE_CONTROL = 4;
+  const int CAP_EXTERNAL_CONTROL = 8;
+  const int CAP_EXTERNAL_AMPLITUDE_CONTROL = 16;
+  const int CAP_COMPOSE_EFFECTS = 32;
+  const int CAP_ALWAYS_ON_CONTROL = 64;
+  const int CAP_GET_RESONANT_FREQUENCY = 128;
+  const int CAP_GET_Q_FACTOR = 256;
+  const int CAP_FREQUENCY_CONTROL = 512;
+  const int CAP_COMPOSE_PWLE_EFFECTS = 1024;
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibratorCallback.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibratorCallback.aidl
new file mode 100644
index 0000000..99d6d22
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibratorCallback.aidl
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@VintfStability
+interface IVibratorCallback {
+  oneway void onComplete();
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibratorManager.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibratorManager.aidl
new file mode 100644
index 0000000..290c68d
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/IVibratorManager.aidl
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@VintfStability
+interface IVibratorManager {
+  int getCapabilities();
+  int[] getVibratorIds();
+  android.hardware.vibrator.IVibrator getVibrator(in int vibratorId);
+  void prepareSynced(in int[] vibratorIds);
+  void triggerSynced(in android.hardware.vibrator.IVibratorCallback callback);
+  void cancelSynced();
+  const int CAP_SYNC = 1;
+  const int CAP_PREPARE_ON = 2;
+  const int CAP_PREPARE_PERFORM = 4;
+  const int CAP_PREPARE_COMPOSE = 8;
+  const int CAP_MIXED_TRIGGER_ON = 16;
+  const int CAP_MIXED_TRIGGER_PERFORM = 32;
+  const int CAP_MIXED_TRIGGER_COMPOSE = 64;
+  const int CAP_TRIGGER_CALLBACK = 128;
+}
diff --git a/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/PrimitivePwle.aidl b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/PrimitivePwle.aidl
new file mode 100644
index 0000000..584bcf4
--- /dev/null
+++ b/vibrator/aidl/aidl_api/android.hardware.vibrator/2/android/hardware/vibrator/PrimitivePwle.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.vibrator;
+@VintfStability
+union PrimitivePwle {
+  android.hardware.vibrator.ActivePwle active;
+  android.hardware.vibrator.BrakingPwle braking;
+}
diff --git a/weaver/aidl/Android.bp b/weaver/aidl/Android.bp
index 60925ec..8b4306f 100644
--- a/weaver/aidl/Android.bp
+++ b/weaver/aidl/Android.bp
@@ -22,4 +22,5 @@
             },
         },
     },
+    versions: ["1"],
 }
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/1/.hash b/weaver/aidl/aidl_api/android.hardware.weaver/1/.hash
new file mode 100644
index 0000000..84288bb
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/1/.hash
@@ -0,0 +1 @@
+c2ea8ac04f236492c02b992dc46ae904db0acc7e
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/IWeaver.aidl b/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/IWeaver.aidl
new file mode 100644
index 0000000..61627d9
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/IWeaver.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.weaver;
+@VintfStability
+interface IWeaver {
+  android.hardware.weaver.WeaverConfig getConfig();
+  android.hardware.weaver.WeaverReadResponse read(in int slotId, in byte[] key);
+  void write(in int slotId, in byte[] key, in byte[] value);
+  const int STATUS_FAILED = 1;
+  const int STATUS_INCORRECT_KEY = 2;
+  const int STATUS_THROTTLE = 3;
+}
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/WeaverConfig.aidl b/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/WeaverConfig.aidl
new file mode 100644
index 0000000..7491f32
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/WeaverConfig.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.weaver;
+@VintfStability
+parcelable WeaverConfig {
+  int slots;
+  int keySize;
+  int valueSize;
+}
diff --git a/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/WeaverReadResponse.aidl b/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/WeaverReadResponse.aidl
new file mode 100644
index 0000000..47ee4c8
--- /dev/null
+++ b/weaver/aidl/aidl_api/android.hardware.weaver/1/android/hardware/weaver/WeaverReadResponse.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+///////////////////////////////////////////////////////////////////////////////
+// THIS FILE IS IMMUTABLE. DO NOT EDIT IN ANY CASE.                          //
+///////////////////////////////////////////////////////////////////////////////
+
+// This file is a snapshot of an AIDL file. Do not edit it manually. There are
+// two cases:
+// 1). this is a frozen version file - do not edit this in any case.
+// 2). this is a 'current' file. If you make a backwards compatible change to
+//     the interface (from the latest frozen version), the build system will
+//     prompt you to update this file with `m <name>-update-api`.
+//
+// You must not make a backward incompatible change to any AIDL file built
+// with the aidl_interface module type with versions property set. The module
+// type is used to build AIDL files in a way that they can be used across
+// independently updatable components of the system. If a device is shipped
+// with such a backward incompatible change, it has a high risk of breaking
+// later when a module using the interface is updated, e.g., Mainline modules.
+
+package android.hardware.weaver;
+@VintfStability
+parcelable WeaverReadResponse {
+  long timeout;
+  byte[] value;
+}