diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index 0b779ee..c88530a 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -611,6 +611,14 @@
             <instance>default</instance>
         </interface>
     </hal>
+    <hal format="aidl" optional="true">
+        <name>android.hardware.wifi.hostapd</name>
+        <version>1</version>
+        <interface>
+            <name>IHostapd</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
     <hal format="hidl" optional="true">
         <name>android.hardware.wifi.supplicant</name>
         <version>1.2-3</version>
diff --git a/wifi/hostapd/aidl/Android.bp b/wifi/hostapd/aidl/Android.bp
new file mode 100644
index 0000000..75758ea
--- /dev/null
+++ b/wifi/hostapd/aidl/Android.bp
@@ -0,0 +1,37 @@
+// 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.
+
+aidl_interface {
+    name: "android.hardware.wifi.hostapd",
+    vendor_available: true,
+    srcs: [
+        "android/hardware/wifi/hostapd/*.aidl",
+    ],
+    stability: "vintf",
+    backend: {
+        java: {
+            sdk_version: "module_current",
+            apex_available: [
+                "//apex_available:platform",
+                "com.android.wifi",
+            ],
+            min_sdk_version: "30",
+        },
+        ndk: {
+            vndk: {
+                enabled: true,
+            },
+        },
+    },
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ApInfo.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ApInfo.aidl
new file mode 100644
index 0000000..bdbaadd
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ApInfo.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.wifi.hostapd;
+@VintfStability
+parcelable ApInfo {
+  String ifaceName;
+  String apIfaceInstance;
+  int freqMhz;
+  android.hardware.wifi.hostapd.Bandwidth bandwidth;
+  android.hardware.wifi.hostapd.Generation generation;
+  byte[] apIfaceInstanceMacAddress;
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/BandMask.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/BandMask.aidl
new file mode 100644
index 0000000..b1e7f66
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/BandMask.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.wifi.hostapd;
+@Backing(type="int") @VintfStability
+enum BandMask {
+  BAND_2_GHZ = 1,
+  BAND_5_GHZ = 2,
+  BAND_6_GHZ = 4,
+  BAND_60_GHZ = 8,
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Bandwidth.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Bandwidth.aidl
new file mode 100644
index 0000000..890d986
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Bandwidth.aidl
@@ -0,0 +1,48 @@
+/*
+ * 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.wifi.hostapd;
+@Backing(type="int") @VintfStability
+enum Bandwidth {
+  BANDWIDTH_INVALID = 0,
+  BANDWIDTH_20_NOHT = 1,
+  BANDWIDTH_20 = 2,
+  BANDWIDTH_40 = 3,
+  BANDWIDTH_80 = 4,
+  BANDWIDTH_80P80 = 5,
+  BANDWIDTH_160 = 6,
+  BANDWIDTH_2160 = 7,
+  BANDWIDTH_4320 = 8,
+  BANDWIDTH_6480 = 9,
+  BANDWIDTH_8640 = 10,
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ChannelParams.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ChannelParams.aidl
new file mode 100644
index 0000000..43a9ada
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ChannelParams.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.wifi.hostapd;
+@VintfStability
+parcelable ChannelParams {
+  android.hardware.wifi.hostapd.BandMask bandMask;
+  android.hardware.wifi.hostapd.FrequencyRange[] acsChannelFreqRangesMhz;
+  boolean enableAcs;
+  boolean acsShouldExcludeDfs;
+  int channel;
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ClientInfo.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ClientInfo.aidl
new file mode 100644
index 0000000..c4d62b6
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ClientInfo.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.wifi.hostapd;
+@VintfStability
+parcelable ClientInfo {
+  String ifaceName;
+  String apIfaceInstance;
+  byte[] clientAddress;
+  boolean isConnected;
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/DebugLevel.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/DebugLevel.aidl
new file mode 100644
index 0000000..9795211
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/DebugLevel.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.wifi.hostapd;
+@Backing(type="int") @VintfStability
+enum DebugLevel {
+  EXCESSIVE = 0,
+  MSGDUMP = 1,
+  DEBUG = 2,
+  INFO = 3,
+  WARNING = 4,
+  ERROR = 5,
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/EncryptionType.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/EncryptionType.aidl
new file mode 100644
index 0000000..cec0c14
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/EncryptionType.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.wifi.hostapd;
+@Backing(type="int") @VintfStability
+enum EncryptionType {
+  NONE = 0,
+  WPA = 1,
+  WPA2 = 2,
+  WPA3_SAE_TRANSITION = 3,
+  WPA3_SAE = 4,
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/FrequencyRange.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/FrequencyRange.aidl
new file mode 100644
index 0000000..1185143
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/FrequencyRange.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.wifi.hostapd;
+@VintfStability
+parcelable FrequencyRange {
+  int startMhz;
+  int endMhz;
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Generation.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Generation.aidl
new file mode 100644
index 0000000..6b60d17
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Generation.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.wifi.hostapd;
+@Backing(type="int") @VintfStability
+enum Generation {
+  WIFI_STANDARD_UNKNOWN = -1,
+  WIFI_STANDARD_LEGACY = 0,
+  WIFI_STANDARD_11N = 1,
+  WIFI_STANDARD_11AC = 2,
+  WIFI_STANDARD_11AX = 3,
+  WIFI_STANDARD_11AD = 4,
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/HostapdStatusCode.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/HostapdStatusCode.aidl
new file mode 100644
index 0000000..548e497
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/HostapdStatusCode.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.wifi.hostapd;
+@Backing(type="int") @VintfStability
+enum HostapdStatusCode {
+  SUCCESS = 0,
+  FAILURE_UNKNOWN = 1,
+  FAILURE_ARGS_INVALID = 2,
+  FAILURE_IFACE_UNKNOWN = 3,
+  FAILURE_IFACE_EXISTS = 4,
+  FAILURE_CLIENT_UNKNOWN = 5,
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/HwModeParams.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/HwModeParams.aidl
new file mode 100644
index 0000000..844c838
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/HwModeParams.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.wifi.hostapd;
+@VintfStability
+parcelable HwModeParams {
+  boolean enable80211N;
+  boolean enable80211AC;
+  boolean enable80211AX;
+  boolean enable6GhzBand;
+  boolean enableHeSingleUserBeamformer;
+  boolean enableHeSingleUserBeamformee;
+  boolean enableHeMultiUserBeamformer;
+  boolean enableHeTargetWakeTime;
+  boolean enableEdmg;
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IHostapd.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IHostapd.aidl
new file mode 100644
index 0000000..ff941fd
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IHostapd.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.wifi.hostapd;
+@VintfStability
+interface IHostapd {
+  void addAccessPoint(in android.hardware.wifi.hostapd.IfaceParams ifaceParams, in android.hardware.wifi.hostapd.NetworkParams nwParams);
+  void forceClientDisconnect(in String ifaceName, in byte[] clientAddress, in android.hardware.wifi.hostapd.Ieee80211ReasonCode reasonCode);
+  void registerCallback(in android.hardware.wifi.hostapd.IHostapdCallback callback);
+  void removeAccessPoint(in String ifaceName);
+  void setDebugParams(in android.hardware.wifi.hostapd.DebugLevel level);
+  oneway void terminate();
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IHostapdCallback.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IHostapdCallback.aidl
new file mode 100644
index 0000000..36d2104
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IHostapdCallback.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.wifi.hostapd;
+@VintfStability
+interface IHostapdCallback {
+  oneway void onApInstanceInfoChanged(in android.hardware.wifi.hostapd.ApInfo apInfo);
+  oneway void onConnectedClientsChanged(in android.hardware.wifi.hostapd.ClientInfo clientInfo);
+  oneway void onFailure(in String ifaceName);
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Ieee80211ReasonCode.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Ieee80211ReasonCode.aidl
new file mode 100644
index 0000000..99879b5
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/Ieee80211ReasonCode.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.wifi.hostapd;
+@Backing(type="int") @VintfStability
+enum Ieee80211ReasonCode {
+  WLAN_REASON_UNSPECIFIED = 1,
+  WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
+  WLAN_REASON_DISASSOC_AP_BUSY = 5,
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IfaceParams.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IfaceParams.aidl
new file mode 100644
index 0000000..0c88a39
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/IfaceParams.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.wifi.hostapd;
+@VintfStability
+parcelable IfaceParams {
+  String name;
+  android.hardware.wifi.hostapd.HwModeParams hwModeParams;
+  android.hardware.wifi.hostapd.ChannelParams[] channelParams;
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/NetworkParams.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/NetworkParams.aidl
new file mode 100644
index 0000000..ffe2f33
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/NetworkParams.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.wifi.hostapd;
+@VintfStability
+parcelable NetworkParams {
+  byte[] ssid;
+  boolean isHidden;
+  android.hardware.wifi.hostapd.EncryptionType encryptionType;
+  String passphrase;
+  boolean isMetered;
+}
diff --git a/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ParamSizeLimits.aidl b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ParamSizeLimits.aidl
new file mode 100644
index 0000000..70f94c1
--- /dev/null
+++ b/wifi/hostapd/aidl/aidl_api/android.hardware.wifi.hostapd/current/android/hardware/wifi/hostapd/ParamSizeLimits.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.wifi.hostapd;
+@Backing(type="int") @VintfStability
+enum ParamSizeLimits {
+  SSID_MAX_LEN_IN_BYTES = 32,
+  WPA2_PSK_PASSPHRASE_MIN_LEN_IN_BYTES = 8,
+  WPA2_PSK_PASSPHRASE_MAX_LEN_IN_BYTES = 63,
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ApInfo.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ApInfo.aidl
new file mode 100644
index 0000000..bf506b2
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ApInfo.aidl
@@ -0,0 +1,60 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+import android.hardware.wifi.hostapd.Bandwidth;
+import android.hardware.wifi.hostapd.Generation;
+
+/**
+ * Parameters to control the channel selection for the interface.
+ */
+@VintfStability
+parcelable ApInfo {
+    /**
+     * Name of the interface which was added via |IHostapd.addAccessPoint|.
+     */
+    String ifaceName;
+
+    /**
+     * The identity of the AP instance. The interface will have two instances
+     * (e.g. 2.4 Ghz AP and 5 GHz AP) in dual AP mode.
+     * The apIfaceInstance can be used to identify which instance the callback
+     * is from.
+     * Note: The apIfaceInstance must be same as ifaceName in single AP mode.
+     */
+    String apIfaceInstance;
+
+    /**
+     * The operational frequency of the AP in Mhz.
+     */
+    int freqMhz;
+
+    /**
+     * The operational bandwidth of the AP.
+     */
+    Bandwidth bandwidth;
+
+    /**
+     * The operational mode of the AP (e.g. 11ac, 11ax).
+     */
+    Generation generation;
+
+    /**
+     * MAC Address of the apIfaceInstance.
+     */
+    byte[] apIfaceInstanceMacAddress;
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/BandMask.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/BandMask.aidl
new file mode 100644
index 0000000..0c64bd1
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/BandMask.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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+@VintfStability
+@Backing(type="int")
+enum BandMask {
+    /**
+     * 2.4 GHz band.
+     */
+    BAND_2_GHZ = 1 << 0,
+    /**
+     * 5 GHz band.
+     */
+    BAND_5_GHZ = 1 << 1,
+    /**
+     * 6 GHz band.
+     */
+    BAND_6_GHZ = 1 << 2,
+    /**
+     * 60 GHz band.
+     */
+    BAND_60_GHZ = 1 << 3,
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Bandwidth.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Bandwidth.aidl
new file mode 100644
index 0000000..c982402
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Bandwidth.aidl
@@ -0,0 +1,36 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * The channel bandwidth of the AP.
+ */
+@VintfStability
+@Backing(type="int")
+enum Bandwidth {
+    BANDWIDTH_INVALID = 0,
+    BANDWIDTH_20_NOHT = 1,
+    BANDWIDTH_20 = 2,
+    BANDWIDTH_40 = 3,
+    BANDWIDTH_80 = 4,
+    BANDWIDTH_80P80 = 5,
+    BANDWIDTH_160 = 6,
+    BANDWIDTH_2160 = 7,
+    BANDWIDTH_4320 = 8,
+    BANDWIDTH_6480 = 9,
+    BANDWIDTH_8640 = 10,
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ChannelParams.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ChannelParams.aidl
new file mode 100644
index 0000000..b2e0c81
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ChannelParams.aidl
@@ -0,0 +1,58 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+import android.hardware.wifi.hostapd.BandMask;
+import android.hardware.wifi.hostapd.FrequencyRange;
+
+/**
+ * Parameters to control the channel selection for the interface.
+ */
+@VintfStability
+parcelable ChannelParams {
+    /**
+     * Band to use for the SoftAp operations.
+     */
+    BandMask bandMask;
+    /**
+     * This option can be used to specify the channel frequencies (in MHz) selected by ACS.
+     * If this is an empty list, all channels allowed in selected HW mode
+     * are specified implicitly.
+     * Note: channels may be overridden by firmware.
+     * Note: this option is ignored if ACS is disabled.
+     */
+    FrequencyRange[] acsChannelFreqRangesMhz;
+    /**
+     * Whether to enable ACS (Automatic Channel Selection) or not.
+     * The channel can be selected automatically at run time by setting
+     * this flag, which must enable the ACS survey based algorithm.
+     */
+    boolean enableAcs;
+    /**
+     * This option can be used to exclude all DFS channels from the ACS
+     * channel list in cases where the driver supports DFS channels.
+     **/
+    boolean acsShouldExcludeDfs;
+    /**
+     * Channel number (IEEE 802.11) to use for the interface.
+     * If ACS is enabled, this field is ignored.
+     *
+     * If |enableEdmg| is true, the channel must be set. Refer to
+     * P802.11ay_D4.0 29.3.4.
+     */
+    int channel;
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ClientInfo.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ClientInfo.aidl
new file mode 100644
index 0000000..7bed658
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ClientInfo.aidl
@@ -0,0 +1,45 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * Parameters to control the channel selection for the interface.
+ */
+@VintfStability
+parcelable ClientInfo {
+    /**
+     * Name of the interface which was added via |IHostapd.addAccessPoint|.
+     */
+    String ifaceName;
+
+    /**
+     * The identity of the AP instance. The interface will have two instances in dual AP mode.
+     * The apIfaceInstance can be used to identify which instance the callback is from.
+     * Note: The apIfaceInstance must be same as ifaceName in single AP mode.
+     */
+    String apIfaceInstance;
+
+    /**
+     * MAC Address of hotspot client.
+     */
+    byte[] clientAddress;
+
+    /**
+     * True when client connected, false when client disconnected.
+     */
+    boolean isConnected;
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/DebugLevel.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/DebugLevel.aidl
new file mode 100644
index 0000000..5187729
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/DebugLevel.aidl
@@ -0,0 +1,33 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * Debug levels for the hostapd.
+ * Only log messages with a level greater than the set level
+ * (via |setDebugParams|) will be logged.
+ */
+@VintfStability
+@Backing(type="int")
+enum DebugLevel {
+    EXCESSIVE = 0,
+    MSGDUMP = 1,
+    DEBUG = 2,
+    INFO = 3,
+    WARNING = 4,
+    ERROR = 5,
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/EncryptionType.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/EncryptionType.aidl
new file mode 100644
index 0000000..bfc634d
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/EncryptionType.aidl
@@ -0,0 +1,32 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+import android.hardware.wifi.hostapd.EncryptionType;
+
+/**
+ * Possible Security types.
+ */
+@VintfStability
+@Backing(type="int")
+enum EncryptionType {
+    NONE,
+    WPA,
+    WPA2,
+    WPA3_SAE_TRANSITION,
+    WPA3_SAE,
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/FrequencyRange.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/FrequencyRange.aidl
new file mode 100644
index 0000000..81f6744
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/FrequencyRange.aidl
@@ -0,0 +1,32 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * Parameters to specify the channel frequency range.
+ */
+@VintfStability
+parcelable FrequencyRange {
+    /**
+     * Channel Frequency (in MHz) at the start of the range.
+     */
+    int startMhz;
+    /**
+     * Channel Frequency (in MHz) at the end of the range.
+     */
+    int endMhz;
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Generation.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Generation.aidl
new file mode 100644
index 0000000..2cda55b
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Generation.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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * The wifi operational mode of the AP.
+ * It depends on hw mode and HT/VHT capabilities in hostapd.
+ *
+ * WIFI_STANDARD_LEGACY = (hw_mode is HOSTAPD_MODE_IEEE80211B) or
+ *                        (hw_mode is HOSTAPD_MODE_IEEE80211G and HT is 0).
+ * WIFI_STANDARD_11N = [hw_mode is HOSTAPD_MODE_IEEE80211G and (HT is 1 or HT40 is 1)] or
+ *                     [hw_mode is HOSTAPD_MODE_IEEE80211A and VHT is 0].
+ * WIFI_STANDARD_11AC = hw_mode is HOSTAPD_MODE_IEEE80211A and VHT is 1.
+ * WIFI_STANDARD_11AX = hw_mode is HOSTAPD_MODE_IEEE80211A and High Efficiency supported.
+ * WIFI_STANDARD_11AD = hw_mode is HOSTAPD_MODE_IEEE80211AD.
+ */
+@VintfStability
+@Backing(type="int")
+enum Generation {
+    WIFI_STANDARD_UNKNOWN = -1,
+    WIFI_STANDARD_LEGACY = 0,
+    WIFI_STANDARD_11N = 1,
+    WIFI_STANDARD_11AC = 2,
+    WIFI_STANDARD_11AX = 3,
+    WIFI_STANDARD_11AD = 4,
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/HostapdStatusCode.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/HostapdStatusCode.aidl
new file mode 100644
index 0000000..87f1453
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/HostapdStatusCode.aidl
@@ -0,0 +1,49 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * Enum values indicating the status of any hostapd operation.
+ */
+@VintfStability
+@Backing(type="int")
+enum HostapdStatusCode {
+    /**
+     * No errors.
+     */
+    SUCCESS,
+    /**
+     * Unknown failure occurred.
+     */
+    FAILURE_UNKNOWN,
+    /**
+     * One or more of the incoming args is invalid.
+     */
+    FAILURE_ARGS_INVALID,
+    /**
+     * Interface with the provided name does not exist.
+     */
+    FAILURE_IFACE_UNKNOWN,
+    /**
+     * Interface with the provided name already exists.
+     */
+    FAILURE_IFACE_EXISTS,
+    /**
+     * Failure because the client is unknown.
+     */
+    FAILURE_CLIENT_UNKNOWN,
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/HwModeParams.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/HwModeParams.aidl
new file mode 100644
index 0000000..210e99f
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/HwModeParams.aidl
@@ -0,0 +1,71 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * Parameters to control the HW mode for the interface.
+ */
+@VintfStability
+parcelable HwModeParams {
+    /**
+     * Whether IEEE 802.11n (HT) is enabled or not.
+     * Note: hwMode=G (2.4 GHz) and hwMode=A (5 GHz) is used to specify
+     * the band.
+     */
+    boolean enable80211N;
+    /**
+     * Whether IEEE 802.11ac (VHT) is enabled or not.
+     * Note: hw_mode=a is used to specify that 5 GHz band is used with VHT.
+     */
+    boolean enable80211AC;
+    /**
+     * Whether IEEE 802.11ax (High Efficiency) is enabled or not.
+     * Note: hw_mode=a is used to specify that 5 GHz band or 6 GHz band is
+     * used with High Efficiency.
+     */
+    boolean enable80211AX;
+    /**
+     * Whether 6GHz band enabled or not on softAp.
+     * Note: hw_mode=a is used to specify that 5 GHz band or 6 GHz band is
+     * used.
+     */
+    boolean enable6GhzBand;
+    /**
+     * Whether High Efficiency single user beamformer in enabled or not on softAp.
+     * Note: this is only applicable if 802.11ax is supported for softAp
+     */
+    boolean enableHeSingleUserBeamformer;
+    /**
+     * Whether High Efficiency single user beamformee is enabled or not on softAp.
+     * Note: this is only applicable if 802.11ax is supported for softAp
+     */
+    boolean enableHeSingleUserBeamformee;
+    /**
+     * Whether High Efficiency multiple user beamformer is enabled or not on softAp.
+     * Note: this is only applicable if 802.11ax is supported for softAp
+     */
+    boolean enableHeMultiUserBeamformer;
+    /**
+     * Whether High Efficiency Target Wait Time (TWT) is enabled or not on softAp.
+     * Note: this is only applicable if 802.11ax is supported for softAp
+     */
+    boolean enableHeTargetWakeTime;
+    /**
+     * Enable EDMG (802.11ay), this option is only allowed for the 60GHz band.
+     */
+    boolean enableEdmg;
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IHostapd.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IHostapd.aidl
new file mode 100644
index 0000000..d2f4795
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IHostapd.aidl
@@ -0,0 +1,106 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+import android.hardware.wifi.hostapd.BandMask;
+import android.hardware.wifi.hostapd.ChannelParams;
+import android.hardware.wifi.hostapd.DebugLevel;
+import android.hardware.wifi.hostapd.HwModeParams;
+import android.hardware.wifi.hostapd.IHostapdCallback;
+import android.hardware.wifi.hostapd.Ieee80211ReasonCode;
+import android.hardware.wifi.hostapd.IfaceParams;
+import android.hardware.wifi.hostapd.NetworkParams;
+
+/**
+ * Top-level interface for managing SoftAPs.
+ */
+@VintfStability
+interface IHostapd {
+    /**
+     * Adds a new access point for hostapd to control.
+     *
+     * This should trigger the setup of an access point with the specified
+     * interface and network params.
+     *
+     * @param ifaceParams AccessPoint Params for the access point.
+     * @param nwParams Network Params for the access point.
+     * @throws ServiceSpecificException with one of the following values:
+     *         |HostapdStatusCode.FAILURE_ARGS_INVALID|,
+     *         |HostapdStatusCode.FAILURE_UNKNOWN|,
+     *         |HostapdStatusCode.FAILURE_IFACE_EXISTS|
+     */
+    void addAccessPoint(in IfaceParams ifaceParams, in NetworkParams nwParams);
+
+    /**
+     * Force one of the hotspot clients to disconnect.
+     *
+     * @param ifaceName Name of the interface.
+     * @param clientAddress MAC Address of the hotspot client.
+     * @param reasonCode One of disconnect reason code defined by 802.11.
+     * @throws ServiceSpecificException with one of the following values:
+     *         |HostapdStatusCode.FAILURE_IFACE_UNKNOWN|,
+     *         |HostapdStatusCode.FAILURE_CLIENT_UNKNOWN|
+     */
+    void forceClientDisconnect(
+            in String ifaceName, in byte[] clientAddress, in Ieee80211ReasonCode reasonCode);
+
+    /**
+     * Register for callbacks from the hostapd service.
+     *
+     * These callbacks are invoked for global events that are not specific
+     * to any interface or network. Registration of multiple callback
+     * objects is supported. These objects must be deleted when the corresponding
+     * client process is dead.
+     *
+     * @param callback An instance of the |IHostapdCallback| AIDL interface
+     *     object.
+     * @throws ServiceSpecificException with one of the following values:
+     *     |HostapdStatusCode.FAILURE_UNKNOWN|
+     */
+    void registerCallback(in IHostapdCallback callback);
+
+    /**
+     * Removes an existing access point from hostapd.
+     *
+     * This must bring down the access point previously set up on the
+     * interface.
+     *
+     * @param ifaceName Name of the interface.
+     * @throws ServiceSpecificException with one of the following values:
+     *         |HostapdStatusCode.FAILURE_UNKNOWN|,
+     *         |HostapdStatusCode.FAILURE_IFACE_UNKNOWN|
+     */
+    void removeAccessPoint(in String ifaceName);
+
+    /**
+     * Set debug parameters for the hostapd.
+     *
+     * @param level Debug logging level for the hostapd.
+     *        (one of |DebugLevel| values).
+     * @throws ServiceSpecificException with one of the following values:
+     *         |HostapdStatusCode.FAILURE_UNKNOWN|
+     */
+    void setDebugParams(in DebugLevel level);
+
+    /**
+     * Terminate the service.
+     * This must de-register the service and clear all states. If this HAL
+     * supports the lazy HAL protocol, then this may trigger daemon to exit and
+     * wait to be restarted.
+     */
+    oneway void terminate();
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IHostapdCallback.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IHostapdCallback.aidl
new file mode 100644
index 0000000..7b04944
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IHostapdCallback.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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+import android.hardware.wifi.hostapd.ApInfo;
+import android.hardware.wifi.hostapd.ClientInfo;
+
+/**
+ * Top-level callback interface for managing SoftAPs.
+ */
+@VintfStability
+interface IHostapdCallback {
+    /**
+     * Invoked when information changes for one of the AP instances.
+     *
+     * @param apInfo AP information of the instance changed.
+     */
+    oneway void onApInstanceInfoChanged(in ApInfo apInfo);
+
+    /**
+     * Invoked when a client connects/disconnects from the hotspot.
+     *
+     */
+    oneway void onConnectedClientsChanged(in ClientInfo clientInfo);
+
+    /**
+     * Invoked when an asynchronous failure is encountered in one of the access
+     * points added via |IHostapd.addAccessPoint|.
+     *
+     * @param ifaceName Name of the interface.
+     */
+    oneway void onFailure(in String ifaceName);
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Ieee80211ReasonCode.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Ieee80211ReasonCode.aidl
new file mode 100644
index 0000000..a11f44a
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/Ieee80211ReasonCode.aidl
@@ -0,0 +1,29 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * Enum values indicating the reason code for disconnect packet.
+ * Reason codes (IEEE Std 802.11-2016, 9.4.1.7, Table 9-45).
+ */
+@VintfStability
+@Backing(type="int")
+enum Ieee80211ReasonCode {
+    WLAN_REASON_UNSPECIFIED = 1,
+    WLAN_REASON_PREV_AUTH_NOT_VALID = 2,
+    WLAN_REASON_DISASSOC_AP_BUSY = 5,
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IfaceParams.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IfaceParams.aidl
new file mode 100644
index 0000000..a8abec3
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/IfaceParams.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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+import android.hardware.wifi.hostapd.ChannelParams;
+import android.hardware.wifi.hostapd.HwModeParams;
+
+/**
+ * Parameters to use for setting up the dual access point interfaces.
+ */
+@VintfStability
+parcelable IfaceParams {
+    /**
+     * Name of the interface
+     */
+    String name;
+    /**
+     * Additional hardware mode params for the interface
+     */
+    HwModeParams hwModeParams;
+    /**
+     * The list of the channel params for the dual interfaces.
+     */
+    ChannelParams[] channelParams;
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/NetworkParams.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/NetworkParams.aidl
new file mode 100644
index 0000000..df84eca
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/NetworkParams.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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+import android.hardware.wifi.hostapd.EncryptionType;
+
+/**
+ * Parameters to use for setting up the access point network.
+ */
+@VintfStability
+parcelable NetworkParams {
+    /**
+     * SSID to set for the network
+     */
+    byte[] ssid;
+    /**
+     * Whether the network needs to be hidden or not.
+     */
+    boolean isHidden;
+    /**
+     * Key management mask for the replace encryptionType.
+     */
+    EncryptionType encryptionType;
+    /**
+     * Passphrase for WPA3_SAE network, WPA3_SAE_TRANSITION and WPA2_PSK.
+     */
+    String passphrase;
+    /**
+     * Enable the interworking service and set access network type to
+     * CHARGEABLE_PUBLIC_NETWORK when set to true.
+     */
+    boolean isMetered;
+}
diff --git a/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ParamSizeLimits.aidl b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ParamSizeLimits.aidl
new file mode 100644
index 0000000..bf34c34
--- /dev/null
+++ b/wifi/hostapd/aidl/android/hardware/wifi/hostapd/ParamSizeLimits.aidl
@@ -0,0 +1,37 @@
+/*
+ * 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.
+ */
+
+package android.hardware.wifi.hostapd;
+
+/**
+ * Size limits for some of the params used in this interface.
+ */
+@VintfStability
+@Backing(type="int")
+enum ParamSizeLimits {
+    /**
+     * Max length of SSID param.
+     */
+    SSID_MAX_LEN_IN_BYTES = 32,
+    /**
+     * Min length of PSK passphrase param.
+     */
+    WPA2_PSK_PASSPHRASE_MIN_LEN_IN_BYTES = 8,
+    /**
+     * Max length of PSK passphrase param.
+     */
+    WPA2_PSK_PASSPHRASE_MAX_LEN_IN_BYTES = 63,
+}
diff --git a/wifi/hostapd/aidl/vts/OWNERS b/wifi/hostapd/aidl/vts/OWNERS
new file mode 100644
index 0000000..2a7a7b0
--- /dev/null
+++ b/wifi/hostapd/aidl/vts/OWNERS
@@ -0,0 +1,2 @@
+etancohen@google.com
+lzye@google.com
diff --git a/wifi/hostapd/aidl/vts/functional/Android.bp b/wifi/hostapd/aidl/vts/functional/Android.bp
new file mode 100644
index 0000000..d37da08
--- /dev/null
+++ b/wifi/hostapd/aidl/vts/functional/Android.bp
@@ -0,0 +1,27 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_test {
+    name: "VtsHalHostapdTargetTest",
+    defaults: [
+        "VtsHalTargetTestDefaults",
+        "use_libaidlvintf_gtest_helper_static",
+    ],
+    srcs: ["VtsHalHostapdTargetTest.cpp"],
+    shared_libs: [
+        "libbinder",
+    ],
+    static_libs: [
+        "android.hardware.wifi.hostapd-V1-cpp",
+    ],
+    test_suites: [
+        "general-tests",
+        "vts",
+    ],
+}
diff --git a/wifi/hostapd/aidl/vts/functional/VtsHalHostapdTargetTest.cpp b/wifi/hostapd/aidl/vts/functional/VtsHalHostapdTargetTest.cpp
new file mode 100644
index 0000000..92fbf50
--- /dev/null
+++ b/wifi/hostapd/aidl/vts/functional/VtsHalHostapdTargetTest.cpp
@@ -0,0 +1,417 @@
+/*
+ * 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.
+ */
+#include <VtsCoreUtil.h>
+
+#include <aidl/Gtest.h>
+#include <aidl/Vintf.h>
+#include <android/hardware/wifi/hostapd/BnHostapd.h>
+#include <binder/IServiceManager.h>
+#include <binder/ProcessState.h>
+
+using android::ProcessState;
+using android::sp;
+using android::String16;
+using android::hardware::wifi::hostapd::BandMask;
+using android::hardware::wifi::hostapd::ChannelParams;
+using android::hardware::wifi::hostapd::DebugLevel;
+using android::hardware::wifi::hostapd::EncryptionType;
+using android::hardware::wifi::hostapd::FrequencyRange;
+using android::hardware::wifi::hostapd::Ieee80211ReasonCode;
+using android::hardware::wifi::hostapd::IfaceParams;
+using android::hardware::wifi::hostapd::IHostapd;
+using android::hardware::wifi::hostapd::NetworkParams;
+
+namespace {
+const unsigned char kNwSsid[] = {'t', 'e', 's', 't', '1', '2', '3', '4', '5'};
+const String16 kIfaceName = String16("wlan0");
+const String16 kPassphrase = String16("test12345");
+const String16 kInvalidMinPassphrase = String16("test");
+const String16 kInvalidMaxPassphrase = String16(
+    "0123456789012345678901234567890123456789012345678901234567890123456789");
+const int kIfaceChannel = 6;
+const int kIfaceInvalidChannel = 567;
+const std::vector<uint8_t> kTestZeroMacAddr(6, 0x0);
+const Ieee80211ReasonCode kTestDisconnectReasonCode =
+    Ieee80211ReasonCode::WLAN_REASON_UNSPECIFIED;
+
+inline BandMask operator|(BandMask a, BandMask b) {
+    return static_cast<BandMask>(static_cast<int32_t>(a) |
+                                 static_cast<int32_t>(b));
+}
+}  // namespace
+
+class HostapdAidl : public testing::TestWithParam<std::string> {
+   public:
+    virtual void SetUp() override {
+        hostapd = android::waitForDeclaredService<IHostapd>(
+            String16(GetParam().c_str()));
+        ASSERT_NE(hostapd, nullptr);
+        EXPECT_TRUE(hostapd->setDebugParams(DebugLevel::EXCESSIVE).isOk());
+        isAcsSupport = testing::checkSubstringInCommandOutput(
+            "/system/bin/cmd wifi get-softap-supported-features",
+            "wifi_softap_acs_supported");
+        isWpa3SaeSupport = testing::checkSubstringInCommandOutput(
+            "/system/bin/cmd wifi get-softap-supported-features",
+            "wifi_softap_wpa3_sae_supported");
+        isBridgedSupport = testing::checkSubstringInCommandOutput(
+            "/system/bin/cmd wifi get-softap-supported-features",
+            "wifi_softap_bridged_ap_supported");
+    }
+
+    virtual void TearDown() override {
+        hostapd->terminate();
+        //  Wait 3 seconds to allow terminate to complete
+        sleep(3);
+    }
+
+    sp<IHostapd> hostapd;
+    bool isAcsSupport;
+    bool isWpa3SaeSupport;
+    bool isBridgedSupport;
+
+    IfaceParams getIfaceParamsWithoutAcs(String16 iface_name) {
+        IfaceParams iface_params;
+        ChannelParams channelParams;
+        std::vector<ChannelParams> vec_channelParams;
+
+        iface_params.name = iface_name;
+        iface_params.hwModeParams.enable80211N = true;
+        iface_params.hwModeParams.enable80211AC = false;
+        iface_params.hwModeParams.enable80211AX = false;
+        iface_params.hwModeParams.enable6GhzBand = false;
+
+        channelParams.enableAcs = false;
+        channelParams.acsShouldExcludeDfs = false;
+        channelParams.channel = kIfaceChannel;
+        channelParams.bandMask = BandMask::BAND_2_GHZ;
+
+        vec_channelParams.push_back(channelParams);
+        iface_params.channelParams = vec_channelParams;
+        return iface_params;
+    }
+
+    IfaceParams getIfaceParamsWithBridgedModeACS(String16 iface_name) {
+        IfaceParams iface_params = getIfaceParamsWithoutAcs(iface_name);
+        iface_params.channelParams[0].enableAcs = true;
+        iface_params.channelParams[0].acsShouldExcludeDfs = true;
+
+        std::vector<ChannelParams> vec_channelParams;
+        vec_channelParams.push_back(iface_params.channelParams[0]);
+
+        ChannelParams second_channelParams;
+        second_channelParams.channel = 0;
+        second_channelParams.enableAcs = true;
+        second_channelParams.bandMask = BandMask::BAND_5_GHZ;
+        vec_channelParams.push_back(second_channelParams);
+
+        iface_params.channelParams = vec_channelParams;
+        return iface_params;
+    }
+
+    IfaceParams getIfaceParamsWithAcs(String16 iface_name) {
+        IfaceParams iface_params = getIfaceParamsWithoutAcs(iface_name);
+        iface_params.channelParams[0].enableAcs = true;
+        iface_params.channelParams[0].acsShouldExcludeDfs = true;
+        iface_params.channelParams[0].channel = 0;
+        iface_params.channelParams[0].bandMask =
+            iface_params.channelParams[0].bandMask | BandMask::BAND_5_GHZ;
+        return iface_params;
+    }
+
+    IfaceParams getIfaceParamsWithAcsAndFreqRange(String16 iface_name) {
+        IfaceParams iface_params = getIfaceParamsWithAcs(iface_name);
+        FrequencyRange freqRange;
+        freqRange.startMhz = 2412;
+        freqRange.endMhz = 2462;
+        std::vector<FrequencyRange> vec_FrequencyRange;
+        vec_FrequencyRange.push_back(freqRange);
+        iface_params.channelParams[0].acsChannelFreqRangesMhz =
+            vec_FrequencyRange;
+        return iface_params;
+    }
+
+    IfaceParams getIfaceParamsWithAcsAndInvalidFreqRange(String16 iface_name) {
+        IfaceParams iface_params =
+            getIfaceParamsWithAcsAndFreqRange(iface_name);
+        iface_params.channelParams[0].acsChannelFreqRangesMhz[0].startMhz =
+            222;
+        iface_params.channelParams[0].acsChannelFreqRangesMhz[0].endMhz =
+            999;
+        return iface_params;
+    }
+
+    IfaceParams getIfaceParamsWithInvalidChannel(String16 iface_name) {
+        IfaceParams iface_params = getIfaceParamsWithoutAcs(iface_name);
+        iface_params.channelParams[0].channel = kIfaceInvalidChannel;
+        return iface_params;
+    }
+
+    NetworkParams getOpenNwParams() {
+        NetworkParams nw_params;
+        nw_params.ssid =
+            std::vector<uint8_t>(kNwSsid, kNwSsid + sizeof(kNwSsid));
+        nw_params.isHidden = false;
+        nw_params.encryptionType = EncryptionType::NONE;
+        nw_params.isMetered = true;
+        return nw_params;
+    }
+
+    NetworkParams getPskNwParamsWithNonMetered() {
+        NetworkParams nw_params = getOpenNwParams();
+        nw_params.encryptionType = EncryptionType::WPA2;
+        nw_params.passphrase = kPassphrase;
+        nw_params.isMetered = false;
+        return nw_params;
+    }
+
+    NetworkParams getPskNwParams() {
+        NetworkParams nw_params = getOpenNwParams();
+        nw_params.encryptionType = EncryptionType::WPA2;
+        nw_params.passphrase = kPassphrase;
+        return nw_params;
+    }
+
+    NetworkParams getInvalidPskNwParams() {
+        NetworkParams nw_params = getOpenNwParams();
+        nw_params.encryptionType = EncryptionType::WPA2;
+        nw_params.passphrase = kInvalidMaxPassphrase;
+        return nw_params;
+    }
+
+    NetworkParams getSaeTransitionNwParams() {
+        NetworkParams nw_params = getOpenNwParams();
+        nw_params.encryptionType = EncryptionType::WPA3_SAE_TRANSITION;
+        nw_params.passphrase = kPassphrase;
+        return nw_params;
+    }
+
+    NetworkParams getInvalidSaeTransitionNwParams() {
+        NetworkParams nw_params = getOpenNwParams();
+        nw_params.encryptionType = EncryptionType::WPA2;
+        nw_params.passphrase = kInvalidMinPassphrase;
+        return nw_params;
+    }
+
+    NetworkParams getSaeNwParams() {
+        NetworkParams nw_params = getOpenNwParams();
+        nw_params.encryptionType = EncryptionType::WPA3_SAE;
+        nw_params.passphrase = kPassphrase;
+        return nw_params;
+    }
+
+    NetworkParams getInvalidSaeNwParams() {
+        NetworkParams nw_params = getOpenNwParams();
+        nw_params.encryptionType = EncryptionType::WPA3_SAE;
+        nw_params.passphrase = String16("");
+        return nw_params;
+    }
+};
+
+/**
+ * Adds an access point with PSK network config & ACS enabled.
+ * Access point creation should pass.
+ */
+TEST_P(HostapdAidl, AddPskAccessPointWithAcs) {
+    if (!isAcsSupport) GTEST_SKIP() << "Missing ACS support";
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithAcs(kIfaceName),
+                                          getPskNwParams());
+    EXPECT_TRUE(status.isOk());
+}
+
+/**
+ * Adds an access point with PSK network config, ACS enabled & frequency Range.
+ * Access point creation should pass.
+ */
+TEST_P(HostapdAidl, AddPskAccessPointWithAcsAndFreqRange) {
+    if (!isAcsSupport) GTEST_SKIP() << "Missing ACS support";
+    auto status = hostapd->addAccessPoint(
+        getIfaceParamsWithAcsAndFreqRange(kIfaceName), getPskNwParams());
+    EXPECT_TRUE(status.isOk());
+}
+
+/**
+ * Adds an access point with invalid channel range.
+ * Access point creation should fail.
+ */
+TEST_P(HostapdAidl, AddPskAccessPointWithAcsAndInvalidFreqRange) {
+    if (!isAcsSupport) GTEST_SKIP() << "Missing ACS support";
+    auto status = hostapd->addAccessPoint(
+        getIfaceParamsWithAcsAndInvalidFreqRange(kIfaceName), getPskNwParams());
+    EXPECT_FALSE(status.isOk());
+}
+
+/**
+ * Adds an access point with Open network config & ACS enabled.
+ * Access point creation should pass.
+ */
+TEST_P(HostapdAidl, AddOpenAccessPointWithAcs) {
+    if (!isAcsSupport) GTEST_SKIP() << "Missing ACS support";
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithAcs(kIfaceName),
+                                          getOpenNwParams());
+    EXPECT_TRUE(status.isOk());
+}
+
+/**
+ * Adds an access point with PSK network config & ACS disabled.
+ * Access point creation should pass.
+ */
+TEST_P(HostapdAidl, AddPskAccessPointWithoutAcs) {
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getPskNwParams());
+    EXPECT_TRUE(status.isOk());
+}
+
+/**
+ * Adds an access point with PSK network config, ACS disabled & Non metered.
+ * Access point creation should pass.
+ */
+TEST_P(HostapdAidl, AddPskAccessPointWithoutAcsAndNonMetered) {
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getPskNwParamsWithNonMetered());
+    EXPECT_TRUE(status.isOk());
+}
+
+/**
+ * Adds an access point with Open network config & ACS disabled.
+ * Access point creation should pass.
+ */
+TEST_P(HostapdAidl, AddOpenAccessPointWithoutAcs) {
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getOpenNwParams());
+    EXPECT_TRUE(status.isOk());
+}
+
+/**
+ * Adds an access point with SAE Transition network config & ACS disabled.
+ * Access point creation should pass.
+ */
+TEST_P(HostapdAidl, AddSaeTransitionAccessPointWithoutAcs) {
+    if (!isWpa3SaeSupport) GTEST_SKIP() << "Missing SAE support";
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getSaeTransitionNwParams());
+    EXPECT_TRUE(status.isOk());
+}
+
+/**
+ * Adds an access point with SAE network config & ACS disabled.
+ * Access point creation should pass.
+ */
+TEST_P(HostapdAidl, AddSAEAccessPointWithoutAcs) {
+    if (!isWpa3SaeSupport) GTEST_SKIP() << "Missing SAE support";
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getSaeNwParams());
+    EXPECT_TRUE(status.isOk());
+}
+
+/**
+ * Adds & then removes an access point with PSK network config & ACS enabled.
+ * Access point creation & removal should pass.
+ */
+TEST_P(HostapdAidl, RemoveAccessPointWithAcs) {
+    if (!isAcsSupport) GTEST_SKIP() << "Missing ACS support";
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithAcs(kIfaceName),
+                                          getPskNwParams());
+    EXPECT_TRUE(status.isOk());
+    EXPECT_TRUE(hostapd->removeAccessPoint(kIfaceName).isOk());
+}
+
+/**
+ * Adds & then removes an access point with PSK network config & ACS disabled.
+ * Access point creation & removal should pass.
+ */
+TEST_P(HostapdAidl, RemoveAccessPointWithoutAcs) {
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getPskNwParams());
+    EXPECT_TRUE(status.isOk());
+    EXPECT_TRUE(hostapd->removeAccessPoint(kIfaceName).isOk());
+}
+
+/**
+ * Adds an access point with invalid channel.
+ * Access point creation should fail.
+ */
+TEST_P(HostapdAidl, AddPskAccessPointWithInvalidChannel) {
+    auto status = hostapd->addAccessPoint(
+        getIfaceParamsWithInvalidChannel(kIfaceName), getPskNwParams());
+    EXPECT_FALSE(status.isOk());
+}
+
+/**
+ * Adds an access point with invalid PSK network config.
+ * Access point creation should fail.
+ */
+TEST_P(HostapdAidl, AddInvalidPskAccessPointWithoutAcs) {
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getInvalidPskNwParams());
+    EXPECT_FALSE(status.isOk());
+}
+
+/**
+ * Adds an access point with invalid SAE transition network config.
+ * Access point creation should fail.
+ */
+TEST_P(HostapdAidl, AddInvalidSaeTransitionAccessPointWithoutAcs) {
+    if (!isWpa3SaeSupport) GTEST_SKIP() << "Missing SAE support";
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getInvalidSaeTransitionNwParams());
+    EXPECT_FALSE(status.isOk());
+}
+
+/**
+ * Adds an access point with invalid SAE network config.
+ * Access point creation should fail.
+ */
+TEST_P(HostapdAidl, AddInvalidSaeAccessPointWithoutAcs) {
+    if (!isWpa3SaeSupport) GTEST_SKIP() << "Missing SAE support";
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getInvalidSaeNwParams());
+    EXPECT_FALSE(status.isOk());
+}
+
+/**
+ * forceClientDisconnect should fail when hotspot interface available.
+ */
+TEST_P(HostapdAidl, DisconnectClientWhenIfacAvailable) {
+    auto status = hostapd->addAccessPoint(getIfaceParamsWithoutAcs(kIfaceName),
+                                          getOpenNwParams());
+    EXPECT_TRUE(status.isOk());
+
+    status = hostapd->forceClientDisconnect(kIfaceName, kTestZeroMacAddr,
+                                            kTestDisconnectReasonCode);
+    EXPECT_FALSE(status.isOk());
+}
+
+/**
+ * AddAccessPointWithDualBandConfig should pass
+ */
+TEST_P(HostapdAidl, AddAccessPointWithDualBandConfig) {
+    if (!isBridgedSupport) GTEST_SKIP() << "Missing Bridged AP support";
+    auto status = hostapd->addAccessPoint(
+        getIfaceParamsWithBridgedModeACS(kIfaceName), getOpenNwParams());
+    EXPECT_TRUE(status.isOk());
+}
+
+INSTANTIATE_TEST_SUITE_P(
+    Hostapd, HostapdAidl,
+    testing::ValuesIn(android::getAidlHalInstanceNames(IHostapd::descriptor)),
+    android::PrintInstanceNameToString);
+
+int main(int argc, char **argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    ProcessState::self()->setThreadPoolMaxThreadCount(1);
+    ProcessState::self()->startThreadPool();
+    return RUN_ALL_TESTS();
+}