diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpConfiguration.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpConfiguration.aidl
new file mode 100644
index 0000000..9e67b15
--- /dev/null
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpConfiguration.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+@VintfStability
+parcelable A2dpConfiguration {
+  int remoteSeid;
+  android.hardware.bluetooth.audio.CodecId id;
+  android.hardware.bluetooth.audio.CodecParameters parameters;
+  byte[] configuration;
+}
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpConfigurationHint.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpConfigurationHint.aidl
new file mode 100644
index 0000000..0a5b489
--- /dev/null
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpConfigurationHint.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+@VintfStability
+parcelable A2dpConfigurationHint {
+  byte[6] bdAddr;
+  android.hardware.bluetooth.audio.AudioContext audioContext;
+  @nullable android.hardware.bluetooth.audio.CodecId codecId;
+  @nullable android.hardware.bluetooth.audio.CodecParameters codecParameters;
+}
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpRemoteCapabilities.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpRemoteCapabilities.aidl
new file mode 100644
index 0000000..9c1e971
--- /dev/null
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpRemoteCapabilities.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+@VintfStability
+parcelable A2dpRemoteCapabilities {
+  int seid;
+  android.hardware.bluetooth.audio.CodecId id;
+  byte[] capabilities;
+}
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpStatus.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpStatus.aidl
new file mode 100644
index 0000000..ac22e25
--- /dev/null
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpStatus.aidl
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+@Backing(type="byte") @VintfStability
+enum A2dpStatus {
+  OK = 0,
+  BAD_LENGTH = 0x11u8,
+  BAD_PAYLOAD_FORMAT = 0x18u8,
+  INVALID_CODEC_TYPE = 0xC1u8,
+  NOT_SUPPORTED_CODEC_TYPE = 0xC2u8,
+  INVALID_SAMPLING_FREQUENCY = 0xC3u8,
+  NOT_SUPPORTED_SAMPLING_FREQUENCY = 0xC4u8,
+  INVALID_CHANNEL_MODE = 0xC5u8,
+  NOT_SUPPORTED_CHANNEL_MODE = 0xC6u8,
+  INVALID_SUBBANDS = 0xC7u8,
+  NOT_SUPPORTED_SUBBANDS = 0xC8u8,
+  INVALID_ALLOCATION_METHOD = 0xC9u8,
+  NOT_SUPPORTED_ALLOCATION_METHOD = 0xCAu8,
+  INVALID_MINIMUM_BITPOOL_VALUE = 0xCBu8,
+  NOT_SUPPORTED_MINIMUM_BITPOOL_VALUE = 0xCCu8,
+  INVALID_MAXIMUM_BITPOOL_VALUE = 0xCDu8,
+  NOT_SUPPORTED_MAXIMUM_BITPOOL_VALUE = 0xCEu8,
+  NOT_SUPPORTED_VBR = 0xD3u8,
+  NOT_SUPPORTED_BIT_RATE = 0xD5u8,
+  INVALID_OBJECT_TYPE = 0xD6u8,
+  NOT_SUPPORTED_OBJECT_TYPE = 0xD7u8,
+  INVALID_CHANNELS = 0xD8u8,
+  NOT_SUPPORTED_CHANNELS = 0xD9u8,
+  INVALID_BLOCK_LENGTH = 0xDDu8,
+  INVALID_CODEC_PARAMETER = 0xE2u8,
+  NOT_SUPPORTED_CODEC_PARAMETER = 0xE3u8,
+  INVALID_DRC = 0xE4u8,
+  NOT_SUPPORTED_DRC = 0xE5u8,
+}
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpStreamConfiguration.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpStreamConfiguration.aidl
new file mode 100644
index 0000000..ff5a1bc
--- /dev/null
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/A2dpStreamConfiguration.aidl
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+@VintfStability
+parcelable A2dpStreamConfiguration {
+  int peerMtu;
+  @nullable byte[1] cpHeaderScmst;
+  android.hardware.bluetooth.audio.CodecId codecId;
+  byte[] configuration;
+}
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/AudioConfiguration.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/AudioConfiguration.aidl
index edb9ee2..2c40267 100644
--- a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/AudioConfiguration.aidl
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/AudioConfiguration.aidl
@@ -39,4 +39,5 @@
   android.hardware.bluetooth.audio.LeAudioConfiguration leAudioConfig;
   android.hardware.bluetooth.audio.LeAudioBroadcastConfiguration leAudioBroadcastConfig;
   android.hardware.bluetooth.audio.HfpConfiguration hfpConfig;
+  android.hardware.bluetooth.audio.A2dpStreamConfiguration a2dp;
 }
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecParameters.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecParameters.aidl
new file mode 100644
index 0000000..60cf82a
--- /dev/null
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/CodecParameters.aidl
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+@VintfStability
+parcelable CodecParameters {
+  android.hardware.bluetooth.audio.ChannelMode channelMode;
+  int samplingFrequencyHz;
+  int bitdepth;
+  int minBitrate;
+  int maxBitrate;
+  boolean lowLatency;
+  boolean lossless;
+  byte[] vendorSpecificParameters;
+}
diff --git a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
index 267af0f..ccf5524 100644
--- a/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
+++ b/bluetooth/audio/aidl/aidl_api/android.hardware.bluetooth.audio/current/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
@@ -40,4 +40,6 @@
   void streamSuspended(in android.hardware.bluetooth.audio.BluetoothAudioStatus status);
   void updateAudioConfiguration(in android.hardware.bluetooth.audio.AudioConfiguration audioConfig);
   void setLowLatencyModeAllowed(in boolean allowed);
+  android.hardware.bluetooth.audio.A2dpStatus parseA2dpConfiguration(in android.hardware.bluetooth.audio.CodecId codecId, in byte[] configuration, out android.hardware.bluetooth.audio.CodecParameters codecParameters);
+  @nullable android.hardware.bluetooth.audio.A2dpConfiguration getA2dpConfiguration(in List<android.hardware.bluetooth.audio.A2dpRemoteCapabilities> remoteA2dpCapabilities, in android.hardware.bluetooth.audio.A2dpConfigurationHint hint);
 }
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpConfiguration.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpConfiguration.aidl
new file mode 100644
index 0000000..a7fd9ff
--- /dev/null
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpConfiguration.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+
+import android.hardware.bluetooth.audio.CodecId;
+import android.hardware.bluetooth.audio.CodecParameters;
+
+/**
+ * A2DP Service Configuration
+ */
+@VintfStability
+parcelable A2dpConfiguration {
+    /**
+     * Remote Stream Endpoint Identifier
+     */
+    int remoteSeid;
+
+    /**
+     * Codec Selection and configuration, in a generic way with `parameters`
+     * and as defined by A2DP for codec interoperability requirements, with
+     * `configuration`. Using `id.a2dp`, the format is given by the `Codec
+     * Specific Information Elements` [A2DP - 4.3-6.2], and using `id.vendor`,
+     * by `Vendor Specific Value` [A2DP - 4.7.2].
+     * In any case, this byte array is limited by the framework to 128 Bytes.
+     */
+    CodecId id;
+    CodecParameters parameters;
+    byte[] configuration;
+}
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpConfigurationHint.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpConfigurationHint.aidl
new file mode 100644
index 0000000..f707a8a
--- /dev/null
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpConfigurationHint.aidl
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+
+import android.hardware.bluetooth.audio.AudioContext;
+import android.hardware.bluetooth.audio.CodecId;
+import android.hardware.bluetooth.audio.CodecParameters;
+
+/**
+ * A2DP Configuration Hints
+ */
+@VintfStability
+parcelable A2dpConfigurationHint {
+    /**
+     * Bluetooth Device Address, intended to be used for interoperabilities.
+     */
+    byte[6] bdAddr;
+
+    /**
+     * Audio configuration hints:
+     * - The starting audio context of the session
+     * - An optional preference of codec and / or parameters
+     */
+
+    AudioContext audioContext;
+    @nullable CodecId codecId;
+    @nullable CodecParameters codecParameters;
+}
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpRemoteCapabilities.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpRemoteCapabilities.aidl
new file mode 100644
index 0000000..87277f1
--- /dev/null
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpRemoteCapabilities.aidl
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+
+import android.hardware.bluetooth.audio.CodecId;
+
+/**
+ * A2DP Remote Capabilites
+ */
+@VintfStability
+parcelable A2dpRemoteCapabilities {
+    /**
+     * Remote Stream Endpoint identifier
+     */
+    int seid;
+
+    /**
+     * Codec Identifier and `capabilities` as defined by A2DP for codec
+     * interoperability requirements. Using `id.a2dp`, the format is given
+     * by the `Codec Specific Information Elements` [A2DP - 4.3-6.2], and
+     * using `id.vendor`, by `Vendor Specific Value` [A2DP - 4.7.2].
+     */
+    CodecId id;
+    byte[] capabilities;
+}
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpStatus.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpStatus.aidl
new file mode 100644
index 0000000..8eba3c9
--- /dev/null
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpStatus.aidl
@@ -0,0 +1,61 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+
+@VintfStability
+@Backing(type="byte")
+enum A2dpStatus {
+
+    OK = 0,
+
+    /**
+     * Error codes defined by AVDTP [AVDTP - 8.20.6.2]
+     */
+
+    BAD_LENGTH = 0x11u8,
+    BAD_PAYLOAD_FORMAT = 0x18u8,
+
+    /**
+     * Error codecs defined by A2DP for AVDTP Interoperability [A2DP - 5.1.3]
+     */
+
+    INVALID_CODEC_TYPE = 0xC1u8,
+    NOT_SUPPORTED_CODEC_TYPE = 0xC2u8,
+    INVALID_SAMPLING_FREQUENCY = 0xC3u8,
+    NOT_SUPPORTED_SAMPLING_FREQUENCY = 0xC4u8,
+    INVALID_CHANNEL_MODE = 0xC5u8,
+    NOT_SUPPORTED_CHANNEL_MODE = 0xC6u8,
+    INVALID_SUBBANDS = 0xC7u8,
+    NOT_SUPPORTED_SUBBANDS = 0xC8u8,
+    INVALID_ALLOCATION_METHOD = 0xC9u8,
+    NOT_SUPPORTED_ALLOCATION_METHOD = 0xCAu8,
+    INVALID_MINIMUM_BITPOOL_VALUE = 0xCBu8,
+    NOT_SUPPORTED_MINIMUM_BITPOOL_VALUE = 0xCCu8,
+    INVALID_MAXIMUM_BITPOOL_VALUE = 0xCDu8,
+    NOT_SUPPORTED_MAXIMUM_BITPOOL_VALUE = 0xCEu8,
+    NOT_SUPPORTED_VBR = 0xD3u8,
+    NOT_SUPPORTED_BIT_RATE = 0xD5u8,
+    INVALID_OBJECT_TYPE = 0xD6u8,
+    NOT_SUPPORTED_OBJECT_TYPE = 0xD7u8,
+    INVALID_CHANNELS = 0xD8u8,
+    NOT_SUPPORTED_CHANNELS = 0xD9u8,
+    INVALID_BLOCK_LENGTH = 0xDDu8,
+    INVALID_CODEC_PARAMETER = 0xE2u8,
+    NOT_SUPPORTED_CODEC_PARAMETER = 0xE3u8,
+    INVALID_DRC = 0xE4u8,
+    NOT_SUPPORTED_DRC = 0xE5u8,
+}
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpStreamConfiguration.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpStreamConfiguration.aidl
new file mode 100644
index 0000000..2a0c4d8
--- /dev/null
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/A2dpStreamConfiguration.aidl
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+
+import android.hardware.bluetooth.audio.CodecId;
+
+@VintfStability
+parcelable A2dpStreamConfiguration {
+    /**
+     * Peer MTU (16 bits)
+     */
+    int peerMtu;
+
+    /**
+     * Optional SCMS-T Content Protection header
+     * that precedes audio content when enabled [A2DP - 3.2.1-2].
+     * The content protection byte is defined by [Assigned Number - 6.3.2].
+     */
+    @nullable byte[1] cpHeaderScmst;
+
+    /**
+     * Codec Identifier and `configuration` as defined by A2DP for codec
+     * interoperability requirements. Using `codecId.a2dp`, the format is given
+     * by the `Codec Specific Information Elements` [A2DP - 4.3-6.2], and
+     * using `codecId.vendor`, by `Vendor Specific Value` [A2DP - 4.7.2].
+     */
+    CodecId codecId;
+    byte[] configuration;
+}
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/AudioConfiguration.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/AudioConfiguration.aidl
index b7f7f29..5317dfb 100644
--- a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/AudioConfiguration.aidl
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/AudioConfiguration.aidl
@@ -16,6 +16,7 @@
 
 package android.hardware.bluetooth.audio;
 
+import android.hardware.bluetooth.audio.A2dpStreamConfiguration;
 import android.hardware.bluetooth.audio.CodecConfiguration;
 import android.hardware.bluetooth.audio.HfpConfiguration;
 import android.hardware.bluetooth.audio.LeAudioBroadcastConfiguration;
@@ -32,4 +33,5 @@
     LeAudioConfiguration leAudioConfig;
     LeAudioBroadcastConfiguration leAudioBroadcastConfig;
     HfpConfiguration hfpConfig;
+    A2dpStreamConfiguration a2dp;
 }
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecParameters.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecParameters.aidl
new file mode 100644
index 0000000..b6f8a94
--- /dev/null
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/CodecParameters.aidl
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2023 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.bluetooth.audio;
+
+import android.hardware.bluetooth.audio.ChannelMode;
+
+/**
+ * Used to exchange generic codec parameters between the stack and the provider.
+ */
+@VintfStability
+parcelable CodecParameters {
+    /**
+     * PCM related parameters:
+     * - Mono, Dual-Mono or Stereo
+     * - Sampling frequencies, in Hz.
+     * - Fixed point resolution, basically 16, 24 or 32 bits by samples.
+     *   The value 32 should be used for floating point representation..
+     */
+    ChannelMode channelMode;
+    int samplingFrequencyHz;
+    int bitdepth;
+
+    /**
+     * Encoding parameters:
+     *
+     * - Bitrate limits on a frame basis, defined in bits per second.
+     *   The encoder bitrate mode can be encoded following this rule:
+     *     . minBitrate equals to maxBitrate for constant bitrate
+     *     . minBitrate set to 0, for VBR with peak bitrate at maxBitratre value.
+     *     . minBitrate greater than 0, for ABR, the bitrate of the stream varies
+     *       between minBitrate to maxBitrate according to link quality.
+     *   The 0 value for both means "undefined" or "don't care".
+     *
+     * - Low-latency configuration privileged
+     * - Lossless effort indication. The 'False' value can be used as "don't care"
+     */
+    int minBitrate;
+    int maxBitrate;
+
+    boolean lowLatency;
+    boolean lossless;
+
+    /**
+     * Vendor specific parameters, inserted in the Vendor Specific HCI Command
+     * `Start A2DP Offload` as it is. The stack operates as a pass-through;
+     * the data SHALL NOT be inspected nor written by the client.
+     * The size is limited to 128 bytes by the client; a larger size is
+     * interpreted as a zero-sized buffer.
+     */
+    byte[] vendorSpecificParameters;
+}
diff --git a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
index 558173e..b5c8a31 100644
--- a/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
+++ b/bluetooth/audio/aidl/android/hardware/bluetooth/audio/IBluetoothAudioProvider.aidl
@@ -16,8 +16,14 @@
 
 package android.hardware.bluetooth.audio;
 
+import android.hardware.bluetooth.audio.A2dpConfiguration;
+import android.hardware.bluetooth.audio.A2dpConfigurationHint;
+import android.hardware.bluetooth.audio.A2dpRemoteCapabilities;
+import android.hardware.bluetooth.audio.A2dpStatus;
 import android.hardware.bluetooth.audio.AudioConfiguration;
 import android.hardware.bluetooth.audio.BluetoothAudioStatus;
+import android.hardware.bluetooth.audio.CodecId;
+import android.hardware.bluetooth.audio.CodecParameters;
 import android.hardware.bluetooth.audio.IBluetoothAudioPort;
 import android.hardware.bluetooth.audio.LatencyMode;
 import android.hardware.common.fmq.MQDescriptor;
@@ -92,4 +98,30 @@
      * mode, the API will be called with supported is false.
      */
     void setLowLatencyModeAllowed(in boolean allowed);
+
+    /**
+     * Validate and parse an A2DP Configuration,
+     * shall be used with A2DP session types
+     *
+     * @param codecId Identify the codec
+     * @param The configuration as defined by the A2DP's `Codec Specific
+     *        Information Elements`, or `Vendor Specific Value` when CodecId
+     *        format is set to `VENDOR`.
+     * @param codecParameters result of parsing, when the validation succeeded.
+     * @return A2DP Status of the parsing
+     */
+    A2dpStatus parseA2dpConfiguration(
+            in CodecId codecId, in byte[] configuration, out CodecParameters codecParameters);
+
+    /**
+     * Return a configuration, from a list of remote Capabilites,
+     * shall be used with A2DP session types
+     *
+     * @param remoteCapabilities The capabilities of the remote device
+     * @param hint Hint on selection (audio context and/or codec)
+     * @return The requested configuration. A null value value is returned
+     *         when no suitable configuration has been found.
+     */
+    @nullable A2dpConfiguration getA2dpConfiguration(
+            in List<A2dpRemoteCapabilities> remoteA2dpCapabilities, in A2dpConfigurationHint hint);
 }
diff --git a/bluetooth/audio/aidl/default/A2dpBits.h b/bluetooth/audio/aidl/default/A2dpBits.h
new file mode 100644
index 0000000..f467c95
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpBits.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#pragma once
+
+namespace aidl::android::hardware::bluetooth::audio {
+
+class A2dpBits {
+  const uint8_t* cdata_;
+  uint8_t* data_;
+
+ public:
+  A2dpBits(const std::vector<uint8_t>& vector) : cdata_(vector.data()) {}
+
+  A2dpBits(std::vector<uint8_t>& vector)
+      : cdata_(vector.data()), data_(vector.data()) {}
+
+  struct Range {
+    const int first, len;
+    constexpr Range(int first, int last)
+        : first(first), len(last - first + 1) {}
+    constexpr Range(int index) : first(index), len(1) {}
+  };
+
+  constexpr bool get(int bit) const {
+    return (cdata_[bit >> 3] >> (7 - (bit & 7))) & 1;
+  }
+
+  constexpr unsigned get(const Range& range) const {
+    unsigned v(0);
+    for (int i = 0; i < range.len; i++)
+      v |= get(range.first + i) << ((range.len - 1) - i);
+    return v;
+  }
+
+  constexpr void set(int bit, int value = 1) {
+    uint8_t m = 1 << (7 - (bit & 7));
+    if (value)
+      data_[bit >> 3] |= m;
+    else
+      data_[bit >> 3] &= ~m;
+  }
+
+  constexpr void set(const Range& range, int value) {
+    for (int i = 0; i < range.len; i++)
+      set(range.first + i, (value >> ((range.len - 1) - i)) & 1);
+  }
+
+  constexpr int find_active_bit(const Range& range) const {
+    unsigned v = get(range);
+    int i = 0;
+    for (; i < range.len && ((v >> i) & 1) == 0; i++)
+      ;
+    return i < range.len && (v ^ (1 << i)) == 0
+               ? range.first + (range.len - 1) - i
+               : -1;
+  }
+};
+
+}  // namespace aidl::android::hardware::bluetooth::audio
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp
index 2d0d8c9..ba7a89d 100644
--- a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp
@@ -22,6 +22,10 @@
 #include <BluetoothAudioSessionReport.h>
 #include <android-base/logging.h>
 
+#include "A2dpOffloadCodecAac.h"
+#include "A2dpOffloadCodecFactory.h"
+#include "A2dpOffloadCodecSbc.h"
+
 namespace aidl {
 namespace android {
 namespace hardware {
@@ -48,19 +52,44 @@
     const std::shared_ptr<IBluetoothAudioPort>& host_if,
     const AudioConfiguration& audio_config,
     const std::vector<LatencyMode>& latency_modes, DataMQDesc* _aidl_return) {
-  if (audio_config.getTag() != AudioConfiguration::a2dpConfig) {
+  if (audio_config.getTag() == AudioConfiguration::Tag::a2dp) {
+    auto a2dp_config = audio_config.get<AudioConfiguration::Tag::a2dp>();
+    A2dpStatus a2dp_status = A2dpStatus::NOT_SUPPORTED_CODEC_TYPE;
+
+    if (a2dp_config.codecId ==
+        A2dpOffloadCodecSbc::GetInstance()->GetCodecId()) {
+      SbcParameters sbc_parameters;
+      a2dp_status = A2dpOffloadCodecSbc::GetInstance()->ParseConfiguration(
+          a2dp_config.configuration, &sbc_parameters);
+
+    } else if (a2dp_config.codecId ==
+               A2dpOffloadCodecAac::GetInstance()->GetCodecId()) {
+      AacParameters aac_parameters;
+      a2dp_status = A2dpOffloadCodecAac::GetInstance()->ParseConfiguration(
+          a2dp_config.configuration, &aac_parameters);
+    }
+    if (a2dp_status != A2dpStatus::OK) {
+      LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
+                   << audio_config.toString();
+      *_aidl_return = DataMQDesc();
+      return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+    }
+  } else if (audio_config.getTag() == AudioConfiguration::Tag::a2dpConfig) {
+    if (!BluetoothAudioCodecs::IsOffloadCodecConfigurationValid(
+            session_type_,
+            audio_config.get<AudioConfiguration::a2dpConfig>())) {
+      LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
+                   << audio_config.toString();
+      *_aidl_return = DataMQDesc();
+      return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+    }
+  } else {
     LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
                  << audio_config.toString();
     *_aidl_return = DataMQDesc();
     return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
   }
-  if (!BluetoothAudioCodecs::IsOffloadCodecConfigurationValid(
-          session_type_, audio_config.get<AudioConfiguration::a2dpConfig>())) {
-    LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
-                 << audio_config.toString();
-    *_aidl_return = DataMQDesc();
-    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
-  }
+
   return BluetoothAudioProvider::startSession(
       host_if, audio_config, latency_modes, _aidl_return);
 }
@@ -73,6 +102,36 @@
   return ndk::ScopedAStatus::ok();
 }
 
+ndk::ScopedAStatus A2dpOffloadAudioProvider::parseA2dpConfiguration(
+    const CodecId& codec_id, const std::vector<uint8_t>& configuration,
+    CodecParameters* codec_parameters, A2dpStatus* _aidl_return) {
+  auto codec = A2dpOffloadCodecFactory::GetInstance()->GetCodec(codec_id);
+  if (!codec) {
+    LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
+              << " - CodecId=" << codec_id.toString() << " is not found";
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+
+  *_aidl_return = codec->ParseConfiguration(configuration, codec_parameters);
+
+  return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus A2dpOffloadAudioProvider::getA2dpConfiguration(
+    const std::vector<A2dpRemoteCapabilities>& remote_a2dp_capabilities,
+    const A2dpConfigurationHint& hint,
+    std::optional<audio::A2dpConfiguration>* _aidl_return) {
+  *_aidl_return = std::nullopt;
+  A2dpConfiguration avdtp_configuration;
+
+  if (A2dpOffloadCodecFactory::GetInstance()->GetConfiguration(
+          remote_a2dp_capabilities, hint, &avdtp_configuration))
+    *_aidl_return =
+        std::make_optional<A2dpConfiguration>(std::move(avdtp_configuration));
+
+  return ndk::ScopedAStatus::ok();
+}
+
 }  // namespace audio
 }  // namespace bluetooth
 }  // namespace hardware
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.h b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.h
index e6f188b..7cc6dee 100644
--- a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.h
+++ b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.h
@@ -34,7 +34,16 @@
       const std::shared_ptr<IBluetoothAudioPort>& host_if,
       const AudioConfiguration& audio_config,
       const std::vector<LatencyMode>& latency_modes,
-      DataMQDesc* _aidl_return);
+      DataMQDesc* _aidl_return) override;
+
+  ndk::ScopedAStatus parseA2dpConfiguration(
+      const CodecId& codec_id, const std::vector<uint8_t>& configuration,
+      CodecParameters* codec_parameters, A2dpStatus* _aidl_return) override;
+
+  ndk::ScopedAStatus getA2dpConfiguration(
+      const std::vector<A2dpRemoteCapabilities>& remote_a2dp_capabilities,
+      const A2dpConfigurationHint& hint,
+      std::optional<audio::A2dpConfiguration>* _aidl_return) override;
 
  private:
   ndk::ScopedAStatus onSessionReady(DataMQDesc* _aidl_return) override;
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadCodec.h b/bluetooth/audio/aidl/default/A2dpOffloadCodec.h
new file mode 100644
index 0000000..7ed5872
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpOffloadCodec.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#pragma once
+
+#include <aidl/android/hardware/bluetooth/audio/A2dpStatus.h>
+#include <aidl/android/hardware/bluetooth/audio/ChannelMode.h>
+#include <aidl/android/hardware/bluetooth/audio/CodecParameters.h>
+
+#include "BluetoothAudioProviderFactory.h"
+
+namespace aidl::android::hardware::bluetooth::audio {
+
+class A2dpOffloadCodec {
+ protected:
+  A2dpOffloadCodec(const CodecInfo& info) : info(info) {}
+  virtual ~A2dpOffloadCodec() {}
+
+ public:
+  const CodecInfo& info;
+
+  const CodecId& GetCodecId() const { return info.id; }
+
+  virtual A2dpStatus ParseConfiguration(
+      const std::vector<uint8_t>& configuration,
+      CodecParameters* codec_parameters) const = 0;
+
+  virtual bool BuildConfiguration(
+      const std::vector<uint8_t>& remote_capabilities,
+      const std::optional<CodecParameters>& hint,
+      std::vector<uint8_t>* configuration) const = 0;
+};
+
+}  // namespace aidl::android::hardware::bluetooth::audio
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadCodecAac.cpp b/bluetooth/audio/aidl/default/A2dpOffloadCodecAac.cpp
new file mode 100644
index 0000000..0f5533a
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpOffloadCodecAac.cpp
@@ -0,0 +1,378 @@
+/*
+ * Copyright (C) 2023 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 "A2dpOffloadCodecAac.h"
+
+#include "A2dpBits.h"
+
+namespace aidl::android::hardware::bluetooth::audio {
+
+/**
+ * AAC Local Capabilities
+ */
+
+enum : bool {
+  kEnableObjectTypeMpeg2AacLc = true,
+  kEnableObjectTypeMpeg4AacLc = true,
+};
+
+enum : bool {
+  kEnableSamplingFrequency44100 = true,
+  kEnableSamplingFrequency48000 = true,
+  kEnableSamplingFrequency88200 = false,
+  kEnableSamplingFrequency96000 = false,
+};
+
+enum : bool {
+  kEnableChannels1 = true,
+  kEnableChannels2 = true,
+};
+
+enum : bool {
+  kEnableVbrSupported = true,
+};
+
+enum : int {
+  kBitdepth = 24,
+};
+
+/**
+ * AAC Signaling format [A2DP - 4.5]
+ */
+
+// clang-format off
+
+constexpr A2dpBits::Range kObjectType        (  0,  6 );
+constexpr A2dpBits::Range kDrcEnable         (  7     );
+constexpr A2dpBits::Range kSamplingFrequency (  8, 19 );
+constexpr A2dpBits::Range kChannels          ( 20, 23 );
+constexpr A2dpBits::Range kVbrSupported      ( 24     );
+constexpr A2dpBits::Range kBitrate           ( 25, 47 );
+constexpr size_t kCapabilitiesSize = 48/8;
+
+// clang-format on
+
+enum {
+  kObjectTypeMpeg2AacLc = kObjectType.first,
+  kObjectTypeMpeg4AacLc,
+  kObjectTypeMpeg4AacLtp,
+  kObjectTypeMpeg4AacScalable,
+  kObjectTypeMpeg4AacHeV1,
+  kObjectTypeMpeg4AacHeV2,
+  kObjectTypeMpeg4AacEldV2
+};
+
+enum {
+  kSamplingFrequency8000 = kSamplingFrequency.first,
+  kSamplingFrequency11025,
+  kSamplingFrequency12000,
+  kSamplingFrequency16000,
+  kSamplingFrequency22050,
+  kSamplingFrequency24000,
+  kSamplingFrequency32000,
+  kSamplingFrequency44100,
+  kSamplingFrequency48000,
+  kSamplingFrequency64000,
+  kSamplingFrequency88200,
+  kSamplingFrequency96000
+};
+
+enum { kChannels1 = kChannels.first, kChannels2, kChannels51, kChannels71 };
+
+/**
+ * AAC Conversion functions
+ */
+
+static AacParameters::ObjectType GetObjectTypeEnum(int object_type) {
+  switch (object_type) {
+    case kObjectTypeMpeg2AacLc:
+      return AacParameters::ObjectType::MPEG2_AAC_LC;
+    case kObjectTypeMpeg4AacLc:
+    default:
+      return AacParameters::ObjectType::MPEG4_AAC_LC;
+  }
+}
+
+static int GetSamplingFrequencyBit(int32_t sampling_frequency) {
+  switch (sampling_frequency) {
+    case 8000:
+      return kSamplingFrequency8000;
+    case 11025:
+      return kSamplingFrequency11025;
+    case 12000:
+      return kSamplingFrequency12000;
+    case 16000:
+      return kSamplingFrequency16000;
+    case 22050:
+      return kSamplingFrequency22050;
+    case 24000:
+      return kSamplingFrequency24000;
+    case 32000:
+      return kSamplingFrequency32000;
+    case 44100:
+      return kSamplingFrequency44100;
+    case 48000:
+      return kSamplingFrequency48000;
+    case 64000:
+      return kSamplingFrequency64000;
+    case 88200:
+      return kSamplingFrequency88200;
+    case 96000:
+      return kSamplingFrequency96000;
+    default:
+      return -1;
+  }
+}
+
+static int32_t GetSamplingFrequencyValue(int sampling_frequency) {
+  switch (sampling_frequency) {
+    case kSamplingFrequency8000:
+      return 8000;
+    case kSamplingFrequency11025:
+      return 11025;
+    case kSamplingFrequency12000:
+      return 12000;
+    case kSamplingFrequency16000:
+      return 16000;
+    case kSamplingFrequency22050:
+      return 22050;
+    case kSamplingFrequency24000:
+      return 24000;
+    case kSamplingFrequency32000:
+      return 32000;
+    case kSamplingFrequency44100:
+      return 44100;
+    case kSamplingFrequency48000:
+      return 48000;
+    case kSamplingFrequency64000:
+      return 64000;
+    case kSamplingFrequency88200:
+      return 88200;
+    case kSamplingFrequency96000:
+      return 96000;
+    default:
+      return 0;
+  }
+}
+
+static int GetChannelsBit(ChannelMode channel_mode) {
+  switch (channel_mode) {
+    case ChannelMode::MONO:
+      return kChannels1;
+    case ChannelMode::STEREO:
+      return kChannels2;
+    default:
+      return -1;
+  }
+}
+
+static ChannelMode GetChannelModeEnum(int channel_mode) {
+  switch (channel_mode) {
+    case kChannels1:
+      return ChannelMode::MONO;
+    case kChannels2:
+      return ChannelMode::STEREO;
+    default:
+      return ChannelMode::UNKNOWN;
+  }
+}
+
+/**
+ * AAC Class implementation
+ */
+
+const A2dpOffloadCodecAac* A2dpOffloadCodecAac::GetInstance() {
+  static A2dpOffloadCodecAac instance;
+  return &instance;
+}
+
+A2dpOffloadCodecAac::A2dpOffloadCodecAac()
+    : A2dpOffloadCodec(info_),
+      info_({.id = CodecId(CodecId::A2dp::AAC), .name = "AAC"}) {
+  info_.transport.set<CodecInfo::Transport::Tag::a2dp>();
+  auto& a2dp_info = info_.transport.get<CodecInfo::Transport::Tag::a2dp>();
+
+  /* --- Setup Capabilities --- */
+
+  a2dp_info.capabilities.resize(kCapabilitiesSize);
+  std::fill(begin(a2dp_info.capabilities), end(a2dp_info.capabilities), 0);
+
+  auto capabilities = A2dpBits(a2dp_info.capabilities);
+
+  capabilities.set(kObjectTypeMpeg2AacLc, kEnableObjectTypeMpeg2AacLc);
+  capabilities.set(kObjectTypeMpeg4AacLc, kEnableObjectTypeMpeg4AacLc);
+
+  capabilities.set(kSamplingFrequency44100, kEnableSamplingFrequency44100);
+  capabilities.set(kSamplingFrequency48000, kEnableSamplingFrequency48000);
+  capabilities.set(kSamplingFrequency88200, kEnableSamplingFrequency88200);
+  capabilities.set(kSamplingFrequency96000, kEnableSamplingFrequency96000);
+
+  capabilities.set(kChannels1, kEnableChannels1);
+  capabilities.set(kChannels2, kEnableChannels2);
+
+  capabilities.set(kVbrSupported, kEnableVbrSupported);
+
+  /* --- Setup Sampling Frequencies --- */
+
+  auto& sampling_frequency = a2dp_info.samplingFrequencyHz;
+
+  for (auto v : {8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000,
+                 64000, 88200, 96000})
+    if (capabilities.get(GetSamplingFrequencyBit(int32_t(v))))
+      sampling_frequency.push_back(v);
+
+  /* --- Setup Channel Modes --- */
+
+  auto& channel_modes = a2dp_info.channelMode;
+
+  for (auto v : {ChannelMode::MONO, ChannelMode::STEREO})
+    if (capabilities.get(GetChannelsBit(v))) channel_modes.push_back(v);
+
+  /* --- Setup Bitdepth --- */
+
+  a2dp_info.bitdepth.push_back(kBitdepth);
+}
+
+A2dpStatus A2dpOffloadCodecAac::ParseConfiguration(
+    const std::vector<uint8_t>& configuration,
+    CodecParameters* codec_parameters, AacParameters* aac_parameters) const {
+  auto& a2dp_info = info.transport.get<CodecInfo::Transport::Tag::a2dp>();
+
+  if (configuration.size() != a2dp_info.capabilities.size())
+    return A2dpStatus::BAD_LENGTH;
+
+  auto config = A2dpBits(configuration);
+  auto lcaps = A2dpBits(a2dp_info.capabilities);
+
+  /* --- Check Object Type --- */
+
+  int object_type = config.find_active_bit(kObjectType);
+  if (object_type < 0) return A2dpStatus::INVALID_OBJECT_TYPE;
+  if (!lcaps.get(object_type)) return A2dpStatus::NOT_SUPPORTED_OBJECT_TYPE;
+
+  /* --- Check Sampling Frequency --- */
+
+  int sampling_frequency = config.find_active_bit(kSamplingFrequency);
+  if (sampling_frequency < 0) return A2dpStatus::INVALID_SAMPLING_FREQUENCY;
+  if (!lcaps.get(sampling_frequency))
+    return A2dpStatus::NOT_SUPPORTED_SAMPLING_FREQUENCY;
+
+  /* --- Check Channels --- */
+
+  int channels = config.find_active_bit(kChannels);
+  if (channels < 0) return A2dpStatus::INVALID_CHANNELS;
+  if (!lcaps.get(channels)) return A2dpStatus::NOT_SUPPORTED_CHANNELS;
+
+  /* --- Check Bitrate --- */
+
+  bool vbr = config.get(kVbrSupported);
+  if (vbr && !lcaps.get(kVbrSupported)) return A2dpStatus::NOT_SUPPORTED_VBR;
+
+  int bitrate = config.get(kBitrate);
+  if (vbr && lcaps.get(kBitrate) && bitrate > lcaps.get(kBitrate))
+    return A2dpStatus::NOT_SUPPORTED_BIT_RATE;
+
+  /* --- Return --- */
+
+  codec_parameters->channelMode = GetChannelModeEnum(channels);
+  codec_parameters->samplingFrequencyHz =
+      GetSamplingFrequencyValue(sampling_frequency);
+  codec_parameters->bitdepth = kBitdepth;
+
+  codec_parameters->minBitrate = vbr ? 0 : bitrate;
+  codec_parameters->maxBitrate = bitrate;
+
+  if (aac_parameters)
+    aac_parameters->object_type = GetObjectTypeEnum(object_type);
+
+  return A2dpStatus::OK;
+}
+
+bool A2dpOffloadCodecAac::BuildConfiguration(
+    const std::vector<uint8_t>& remote_capabilities,
+    const std::optional<CodecParameters>& hint,
+    std::vector<uint8_t>* configuration) const {
+  auto& a2dp_info = info_.transport.get<CodecInfo::Transport::Tag::a2dp>();
+
+  if (remote_capabilities.size() != a2dp_info.capabilities.size()) return false;
+
+  auto lcaps = A2dpBits(a2dp_info.capabilities);
+  auto rcaps = A2dpBits(remote_capabilities);
+
+  configuration->resize(a2dp_info.capabilities.size());
+  std::fill(begin(*configuration), end(*configuration), 0);
+  auto config = A2dpBits(*configuration);
+
+  /* --- Select Object Type --- */
+
+  if (lcaps.get(kObjectTypeMpeg2AacLc) && rcaps.get(kObjectTypeMpeg2AacLc))
+    config.set(kObjectTypeMpeg2AacLc);
+  else if (lcaps.get(kObjectTypeMpeg4AacLc) && rcaps.get(kObjectTypeMpeg4AacLc))
+    config.set(kObjectTypeMpeg4AacLc);
+  else
+    return false;
+
+  /* --- Select Sampling Frequency --- */
+
+  auto sf_hint = hint ? GetSamplingFrequencyBit(hint->samplingFrequencyHz) : -1;
+
+  if (sf_hint >= 0 && lcaps.get(sf_hint) && rcaps.get(sf_hint))
+    config.set(sf_hint);
+  else if (lcaps.get(kSamplingFrequency96000) &&
+           rcaps.get(kSamplingFrequency96000))
+    config.set(kSamplingFrequency96000);
+  else if (lcaps.get(kSamplingFrequency88200) &&
+           rcaps.get(kSamplingFrequency88200))
+    config.set(kSamplingFrequency88200);
+  else if (lcaps.get(kSamplingFrequency48000) &&
+           rcaps.get(kSamplingFrequency48000))
+    config.set(kSamplingFrequency48000);
+  else if (lcaps.get(kSamplingFrequency44100) &&
+           rcaps.get(kSamplingFrequency44100))
+    config.set(kSamplingFrequency44100);
+  else
+    return false;
+
+  /* --- Select Channels --- */
+
+  auto ch_hint = hint ? GetChannelsBit(hint->channelMode) : -1;
+
+  if (ch_hint >= 0 && lcaps.get(ch_hint) && rcaps.get(ch_hint))
+    config.set(ch_hint);
+  else if (lcaps.get(kChannels2) && rcaps.get(kChannels2))
+    config.set(kChannels2);
+  else if (lcaps.get(kChannels1) && rcaps.get(kChannels1))
+    config.set(kChannels1);
+  else
+    return false;
+
+  /* --- Select Bitrate --- */
+
+  if (!hint || hint->minBitrate == 0)
+    config.set(kVbrSupported,
+               lcaps.get(kVbrSupported) && rcaps.get(kVbrSupported));
+
+  int32_t bitrate = lcaps.get(kBitrate);
+  if (hint && hint->maxBitrate > 0 && bitrate)
+    bitrate = std::min(hint->maxBitrate, bitrate);
+  else if (hint && hint->maxBitrate > 0)
+    bitrate = hint->maxBitrate;
+  config.set(kBitrate, bitrate);
+
+  return true;
+}
+
+}  // namespace aidl::android::hardware::bluetooth::audio
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadCodecAac.h b/bluetooth/audio/aidl/default/A2dpOffloadCodecAac.h
new file mode 100644
index 0000000..eefa89b
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpOffloadCodecAac.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#pragma once
+
+#include "A2dpOffloadCodec.h"
+
+namespace aidl::android::hardware::bluetooth::audio {
+
+struct AacParameters : public CodecParameters {
+  enum class ObjectType { MPEG2_AAC_LC, MPEG4_AAC_LC };
+
+  ObjectType object_type;
+};
+
+class A2dpOffloadCodecAac : public A2dpOffloadCodec {
+  CodecInfo info_;
+
+  A2dpOffloadCodecAac();
+
+  A2dpStatus ParseConfiguration(const std::vector<uint8_t>& configuration,
+                                CodecParameters* codec_parameters,
+                                AacParameters* aac_parameters) const;
+
+ public:
+  static const A2dpOffloadCodecAac* GetInstance();
+
+  A2dpStatus ParseConfiguration(
+      const std::vector<uint8_t>& configuration,
+      CodecParameters* codec_parameters) const override {
+    return ParseConfiguration(configuration, codec_parameters, nullptr);
+  }
+
+  A2dpStatus ParseConfiguration(const std::vector<uint8_t>& configuration,
+                                AacParameters* aac_parameters) const {
+    return ParseConfiguration(configuration, aac_parameters, aac_parameters);
+  }
+
+  bool BuildConfiguration(const std::vector<uint8_t>& remote_capabilities,
+                          const std::optional<CodecParameters>& hint,
+                          std::vector<uint8_t>* configuration) const override;
+};
+
+}  // namespace aidl::android::hardware::bluetooth::audio
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadCodecFactory.cpp b/bluetooth/audio/aidl/default/A2dpOffloadCodecFactory.cpp
new file mode 100644
index 0000000..73d8fb1
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpOffloadCodecFactory.cpp
@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2023 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 "A2dpOffloadCodecFactory.h"
+
+#include <algorithm>
+#include <cassert>
+
+#include "A2dpOffloadCodecAac.h"
+#include "A2dpOffloadCodecSbc.h"
+
+namespace aidl::android::hardware::bluetooth::audio {
+
+/**
+ * Local Capabilities Configuration
+ */
+
+enum : bool {
+  kEnableAac = true,
+  kEnableSbc = true,
+};
+
+/**
+ * Class implementation
+ */
+
+const A2dpOffloadCodecFactory* A2dpOffloadCodecFactory::GetInstance() {
+  static A2dpOffloadCodecFactory instance;
+  return &instance;
+}
+
+A2dpOffloadCodecFactory::A2dpOffloadCodecFactory()
+    : name("Offload"), codecs(ranked_codecs_) {
+  ranked_codecs_.reserve(kEnableAac + kEnableSbc);
+
+  if (kEnableAac) ranked_codecs_.push_back(A2dpOffloadCodecAac::GetInstance());
+  if (kEnableSbc) ranked_codecs_.push_back(A2dpOffloadCodecSbc::GetInstance());
+}
+
+const A2dpOffloadCodec* A2dpOffloadCodecFactory::GetCodec(CodecId id) const {
+  auto codec = std::find_if(begin(ranked_codecs_), end(ranked_codecs_),
+                            [&](auto c) { return id == c->info.id; });
+
+  return codec != end(ranked_codecs_) ? *codec : nullptr;
+}
+
+bool A2dpOffloadCodecFactory::GetConfiguration(
+    const std::vector<A2dpRemoteCapabilities>& remote_capabilities,
+    const A2dpConfigurationHint& hint, A2dpConfiguration* configuration) const {
+  decltype(ranked_codecs_) codecs;
+
+  codecs.reserve(ranked_codecs_.size());
+
+  auto hinted_codec =
+      std::find_if(begin(ranked_codecs_), end(ranked_codecs_),
+                   [&](auto c) { return hint.codecId == c->info.id; });
+
+  if (hinted_codec != end(ranked_codecs_)) codecs.push_back(*hinted_codec);
+
+  std::copy_if(begin(ranked_codecs_), end(ranked_codecs_),
+               std::back_inserter(codecs),
+               [&](auto c) { return c != *hinted_codec; });
+
+  for (auto codec : codecs) {
+    auto rc =
+        std::find_if(begin(remote_capabilities), end(remote_capabilities),
+                     [&](auto& rc__) { return codec->info.id == rc__.id; });
+
+    if ((rc == end(remote_capabilities)) ||
+        !codec->BuildConfiguration(rc->capabilities, hint.codecParameters,
+                                   &configuration->configuration))
+      continue;
+
+    configuration->id = codec->info.id;
+    A2dpStatus status = codec->ParseConfiguration(configuration->configuration,
+                                                  &configuration->parameters);
+    assert(status == A2dpStatus::OK);
+
+    configuration->remoteSeid = rc->seid;
+
+    return true;
+  }
+
+  return false;
+}
+
+}  // namespace aidl::android::hardware::bluetooth::audio
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadCodecFactory.h b/bluetooth/audio/aidl/default/A2dpOffloadCodecFactory.h
new file mode 100644
index 0000000..3fb5b1d
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpOffloadCodecFactory.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#pragma once
+
+#include "A2dpOffloadCodec.h"
+
+namespace aidl::android::hardware::bluetooth::audio {
+
+class A2dpOffloadCodecFactory {
+  std::vector<const A2dpOffloadCodec*> ranked_codecs_;
+
+  A2dpOffloadCodecFactory();
+
+ public:
+  const std::string name;
+  const std::vector<const A2dpOffloadCodec*>& codecs;
+
+  static const A2dpOffloadCodecFactory* GetInstance();
+
+  const A2dpOffloadCodec* GetCodec(CodecId id) const;
+
+  bool GetConfiguration(const std::vector<A2dpRemoteCapabilities>&,
+                        const A2dpConfigurationHint& hint,
+                        A2dpConfiguration* configuration) const;
+};
+
+}  // namespace aidl::android::hardware::bluetooth::audio
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadCodecSbc.cpp b/bluetooth/audio/aidl/default/A2dpOffloadCodecSbc.cpp
new file mode 100644
index 0000000..36d8f72
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpOffloadCodecSbc.cpp
@@ -0,0 +1,510 @@
+/*
+ * Copyright (C) 2023 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 "A2dpOffloadCodecSbc.h"
+
+#include <algorithm>
+
+#include "A2dpBits.h"
+
+namespace aidl::android::hardware::bluetooth::audio {
+
+/**
+ * SBC Local Capabilities
+ */
+
+enum : bool {
+  kEnableSamplingFrequency44100 = true,
+  kEnableSamplingFrequency48000 = true,
+};
+
+enum : bool {
+  kEnableChannelModeMono = true,
+  kEnableChannelModeDualChannel = true,
+  kEnableChannelModeStereo = true,
+  kEnableChannelModeJointStereo = true,
+};
+
+enum : bool {
+  kEnableBlockLength4 = true,
+  kEnableBlockLength8 = true,
+  kEnableBlockLength12 = true,
+  kEnableBlockLength16 = true,
+};
+
+enum : bool {
+  kEnableSubbands4 = true,
+  kEnableSubbands8 = true,
+};
+
+enum : bool {
+  kEnableAllocationMethodSnr = true,
+  kEnableAllocationMethodLoudness = true,
+};
+
+enum : uint8_t {
+  kDefaultMinimumBitpool = 2,
+  kDefaultMaximumBitpool = 250,
+};
+
+enum : int {
+  kBitdepth = 16,
+};
+
+/**
+ * SBC Signaling format [A2DP - 4.3]
+ */
+
+// clang-format off
+
+constexpr A2dpBits::Range kSamplingFrequency (  0,  3 );
+constexpr A2dpBits::Range kChannelMode       (  4,  7 );
+constexpr A2dpBits::Range kBlockLength       (  8, 11 );
+constexpr A2dpBits::Range kSubbands          ( 12, 13 );
+constexpr A2dpBits::Range kAllocationMethod  ( 14, 15 );
+constexpr A2dpBits::Range kMinimumBitpool    ( 16, 23 );
+constexpr A2dpBits::Range kMaximumBitpool    ( 24, 31 );
+constexpr size_t kCapabilitiesSize = 32/8;
+
+// clang-format on
+
+enum {
+  kSamplingFrequency16000 = kSamplingFrequency.first,
+  kSamplingFrequency32000,
+  kSamplingFrequency44100,
+  kSamplingFrequency48000
+};
+
+enum {
+  kChannelModeMono = kChannelMode.first,
+  kChannelModeDualChannel,
+  kChannelModeStereo,
+  kChannelModeJointStereo
+};
+
+enum {
+  kBlockLength4 = kBlockLength.first,
+  kBlockLength8,
+  kBlockLength12,
+  kBlockLength16
+};
+
+enum { kSubbands8 = kSubbands.first, kSubbands4 };
+
+enum {
+  kAllocationMethodSnr = kAllocationMethod.first,
+  kAllocationMethodLoudness
+};
+
+/**
+ * SBC Conversion functions
+ */
+
+static int GetSamplingFrequencyBit(int32_t sampling_frequency) {
+  switch (sampling_frequency) {
+    case 16000:
+      return kSamplingFrequency16000;
+    case 32000:
+      return kSamplingFrequency32000;
+    case 44100:
+      return kSamplingFrequency44100;
+    case 48000:
+      return kSamplingFrequency48000;
+    default:
+      return -1;
+  }
+}
+
+static int32_t GetSamplingFrequencyValue(int sampling_frequency) {
+  switch (sampling_frequency) {
+    case kSamplingFrequency16000:
+      return 16000;
+    case kSamplingFrequency32000:
+      return 32000;
+    case kSamplingFrequency44100:
+      return 44100;
+    case kSamplingFrequency48000:
+      return 48000;
+    default:
+      return 0;
+  }
+}
+
+static int GetChannelModeBit(ChannelMode channel_mode) {
+  switch (channel_mode) {
+    case ChannelMode::STEREO:
+      return kChannelModeJointStereo | kChannelModeStereo;
+    case ChannelMode::DUALMONO:
+      return kChannelModeDualChannel;
+    case ChannelMode::MONO:
+      return kChannelModeMono;
+    default:
+      return -1;
+  }
+}
+
+static ChannelMode GetChannelModeEnum(int channel_mode) {
+  switch (channel_mode) {
+    case kChannelModeMono:
+      return ChannelMode::MONO;
+    case kChannelModeDualChannel:
+      return ChannelMode::DUALMONO;
+    case kChannelModeStereo:
+    case kChannelModeJointStereo:
+      return ChannelMode::STEREO;
+    default:
+      return ChannelMode::UNKNOWN;
+  }
+}
+
+static int32_t GetBlockLengthValue(int block_length) {
+  switch (block_length) {
+    case kBlockLength4:
+      return 4;
+    case kBlockLength8:
+      return 8;
+    case kBlockLength12:
+      return 12;
+    case kBlockLength16:
+      return 16;
+    default:
+      return 0;
+  }
+}
+
+static int32_t GetSubbandsValue(int subbands) {
+  switch (subbands) {
+    case kSubbands4:
+      return 4;
+    case kSubbands8:
+      return 8;
+    default:
+      return 0;
+  }
+}
+
+static SbcParameters::AllocationMethod GetAllocationMethodEnum(
+    int allocation_method) {
+  switch (allocation_method) {
+    case kAllocationMethodSnr:
+      return SbcParameters::AllocationMethod::SNR;
+    case kAllocationMethodLoudness:
+    default:
+      return SbcParameters::AllocationMethod::LOUDNESS;
+  }
+}
+
+static int32_t GetSamplingFrequencyValue(const A2dpBits& configuration) {
+  return GetSamplingFrequencyValue(
+      configuration.find_active_bit(kSamplingFrequency));
+}
+
+static int32_t GetBlockLengthValue(const A2dpBits& configuration) {
+  return GetBlockLengthValue(configuration.find_active_bit(kBlockLength));
+}
+
+static int32_t GetSubbandsValue(const A2dpBits& configuration) {
+  return GetSubbandsValue(configuration.find_active_bit(kSubbands));
+}
+
+static int GetFrameSize(const A2dpBits& configuration, int bitpool) {
+  const int kSbcHeaderSize = 4;
+  int subbands = GetSubbandsValue(configuration);
+  int blocks = GetBlockLengthValue(configuration);
+
+  unsigned bits =
+      ((4 * subbands) << !configuration.get(kChannelModeMono)) +
+      ((blocks * bitpool) << configuration.get(kChannelModeDualChannel)) +
+      ((configuration.get(kChannelModeJointStereo) ? subbands : 0));
+
+  return kSbcHeaderSize + ((bits + 7) >> 3);
+}
+
+static int GetBitrate(const A2dpBits& configuration, int bitpool) {
+  int sampling_frequency = GetSamplingFrequencyValue(configuration);
+  int subbands = GetSubbandsValue(configuration);
+  int blocks = GetBlockLengthValue(configuration);
+  int bits = 8 * GetFrameSize(configuration, bitpool);
+
+  return (bits * sampling_frequency) / (blocks * subbands);
+}
+
+static uint8_t GetBitpool(const A2dpBits& configuration, int bitrate) {
+  int bitpool = 0;
+
+  for (int i = 128; i; i >>= 1)
+    if (bitrate > GetBitrate(configuration, bitpool + i)) {
+      bitpool += i;
+    }
+
+  return std::clamp(bitpool, 2, 250);
+}
+
+/**
+ * SBC Class implementation
+ */
+
+const A2dpOffloadCodecSbc* A2dpOffloadCodecSbc::GetInstance() {
+  static A2dpOffloadCodecSbc instance;
+  return &instance;
+}
+
+A2dpOffloadCodecSbc::A2dpOffloadCodecSbc()
+    : A2dpOffloadCodec(info_),
+      info_({.id = CodecId(CodecId::A2dp::SBC), .name = "SBC"}) {
+  info_.transport.set<CodecInfo::Transport::Tag::a2dp>();
+  auto& a2dp_info = info_.transport.get<CodecInfo::Transport::Tag::a2dp>();
+
+  /* --- Setup Capabilities --- */
+
+  a2dp_info.capabilities.resize(kCapabilitiesSize);
+  std::fill(begin(a2dp_info.capabilities), end(a2dp_info.capabilities), 0);
+
+  auto capabilities = A2dpBits(a2dp_info.capabilities);
+
+  capabilities.set(kSamplingFrequency44100, kEnableSamplingFrequency44100);
+  capabilities.set(kSamplingFrequency48000, kEnableSamplingFrequency48000);
+
+  capabilities.set(kChannelModeMono, kEnableChannelModeMono);
+  capabilities.set(kChannelModeDualChannel, kEnableChannelModeDualChannel);
+  capabilities.set(kChannelModeStereo, kEnableChannelModeStereo);
+  capabilities.set(kChannelModeJointStereo, kEnableChannelModeJointStereo);
+
+  capabilities.set(kBlockLength4, kEnableBlockLength4);
+  capabilities.set(kBlockLength8, kEnableBlockLength8);
+  capabilities.set(kBlockLength12, kEnableBlockLength12);
+  capabilities.set(kBlockLength16, kEnableBlockLength16);
+
+  capabilities.set(kSubbands4, kEnableSubbands4);
+  capabilities.set(kSubbands8, kEnableSubbands8);
+
+  capabilities.set(kSubbands4, kEnableSubbands4);
+  capabilities.set(kSubbands8, kEnableSubbands8);
+
+  capabilities.set(kAllocationMethodSnr, kEnableAllocationMethodSnr);
+  capabilities.set(kAllocationMethodLoudness, kEnableAllocationMethodLoudness);
+
+  capabilities.set(kMinimumBitpool, kDefaultMinimumBitpool);
+  capabilities.set(kMaximumBitpool, kDefaultMaximumBitpool);
+
+  /* --- Setup Sampling Frequencies --- */
+
+  auto& sampling_frequency = a2dp_info.samplingFrequencyHz;
+
+  for (auto v : {16000, 32000, 44100, 48000})
+    if (capabilities.get(GetSamplingFrequencyBit(int32_t(v))))
+      sampling_frequency.push_back(v);
+
+  /* --- Setup Channel Modes --- */
+
+  auto& channel_modes = a2dp_info.channelMode;
+
+  for (auto v : {ChannelMode::MONO, ChannelMode::DUALMONO, ChannelMode::STEREO})
+    if (capabilities.get(GetChannelModeBit(v))) channel_modes.push_back(v);
+
+  /* --- Setup Bitdepth --- */
+
+  a2dp_info.bitdepth.push_back(kBitdepth);
+}
+
+A2dpStatus A2dpOffloadCodecSbc::ParseConfiguration(
+    const std::vector<uint8_t>& configuration,
+    CodecParameters* codec_parameters, SbcParameters* sbc_parameters) const {
+  auto& a2dp_info = info.transport.get<CodecInfo::Transport::Tag::a2dp>();
+
+  if (configuration.size() != a2dp_info.capabilities.size())
+    return A2dpStatus::BAD_LENGTH;
+
+  auto config = A2dpBits(configuration);
+  auto lcaps = A2dpBits(a2dp_info.capabilities);
+
+  /* --- Check Sampling Frequency --- */
+
+  int sampling_frequency = config.find_active_bit(kSamplingFrequency);
+  if (sampling_frequency < 0) return A2dpStatus::INVALID_SAMPLING_FREQUENCY;
+  if (!lcaps.get(sampling_frequency))
+    return A2dpStatus::NOT_SUPPORTED_SAMPLING_FREQUENCY;
+
+  /* --- Check Channel Mode --- */
+
+  int channel_mode = config.find_active_bit(kChannelMode);
+  if (channel_mode < 0) return A2dpStatus::INVALID_CHANNEL_MODE;
+  if (!lcaps.get(channel_mode)) return A2dpStatus::NOT_SUPPORTED_CHANNEL_MODE;
+
+  /* --- Check Block Length --- */
+
+  int block_length = config.find_active_bit(kBlockLength);
+  if (block_length < 0) return A2dpStatus::INVALID_BLOCK_LENGTH;
+
+  /* --- Check Subbands --- */
+
+  int subbands = config.find_active_bit(kSubbands);
+  if (subbands < 0) return A2dpStatus::INVALID_SUBBANDS;
+  if (!lcaps.get(subbands)) return A2dpStatus::NOT_SUPPORTED_SUBBANDS;
+
+  /* --- Check Allocation Method --- */
+
+  int allocation_method = config.find_active_bit(kAllocationMethod);
+  if (allocation_method < 0) return A2dpStatus::INVALID_ALLOCATION_METHOD;
+  if (!lcaps.get(allocation_method))
+    return A2dpStatus::NOT_SUPPORTED_ALLOCATION_METHOD;
+
+  /* --- Check Bitpool --- */
+
+  uint8_t min_bitpool = config.get(kMinimumBitpool);
+  if (min_bitpool < 2 || min_bitpool > 250)
+    return A2dpStatus::INVALID_MINIMUM_BITPOOL_VALUE;
+  if (min_bitpool < lcaps.get(kMinimumBitpool))
+    return A2dpStatus::NOT_SUPPORTED_MINIMUM_BITPOOL_VALUE;
+
+  uint8_t max_bitpool = config.get(kMaximumBitpool);
+  if (max_bitpool < 2 || max_bitpool > 250)
+    return A2dpStatus::INVALID_MAXIMUM_BITPOOL_VALUE;
+  if (max_bitpool > lcaps.get(kMaximumBitpool))
+    return A2dpStatus::NOT_SUPPORTED_MAXIMUM_BITPOOL_VALUE;
+
+  /* --- Return --- */
+
+  codec_parameters->channelMode = GetChannelModeEnum(channel_mode);
+  codec_parameters->samplingFrequencyHz =
+      GetSamplingFrequencyValue(sampling_frequency);
+  codec_parameters->bitdepth = kBitdepth;
+
+  codec_parameters->minBitrate = GetBitrate(config, min_bitpool);
+  codec_parameters->maxBitrate = GetBitrate(config, max_bitpool);
+
+  if (sbc_parameters) {
+    sbc_parameters->block_length = GetBlockLengthValue(block_length);
+    sbc_parameters->subbands = GetSubbandsValue(subbands);
+    sbc_parameters->allocation_method =
+        GetAllocationMethodEnum(allocation_method);
+    sbc_parameters->min_bitpool = min_bitpool;
+    sbc_parameters->max_bitpool = max_bitpool;
+  }
+
+  return A2dpStatus::OK;
+}
+
+bool A2dpOffloadCodecSbc::BuildConfiguration(
+    const std::vector<uint8_t>& remote_capabilities,
+    const std::optional<CodecParameters>& hint,
+    std::vector<uint8_t>* configuration) const {
+  auto& a2dp_info = info.transport.get<CodecInfo::Transport::Tag::a2dp>();
+
+  if (remote_capabilities.size() != a2dp_info.capabilities.size()) return false;
+
+  auto lcaps = A2dpBits(a2dp_info.capabilities);
+  auto rcaps = A2dpBits(remote_capabilities);
+
+  configuration->resize(a2dp_info.capabilities.size());
+  std::fill(begin(*configuration), end(*configuration), 0);
+  auto config = A2dpBits(*configuration);
+
+  /* --- Select Sampling Frequency --- */
+
+  auto sf_hint = hint ? GetSamplingFrequencyBit(hint->samplingFrequencyHz) : -1;
+
+  if (sf_hint >= 0 && lcaps.get(sf_hint) && rcaps.get(sf_hint))
+    config.set(sf_hint);
+  else if (lcaps.get(kSamplingFrequency44100) &&
+           rcaps.get(kSamplingFrequency44100))
+    config.set(kSamplingFrequency44100);
+  else if (lcaps.get(kSamplingFrequency48000) &&
+           rcaps.get(kSamplingFrequency48000))
+    config.set(kSamplingFrequency48000);
+  else
+    return false;
+
+  /* --- Select Channel Mode --- */
+
+  auto cm_hint = hint ? GetChannelModeBit(hint->channelMode) : -1;
+
+  if (cm_hint >= 0 && lcaps.get(cm_hint) && rcaps.get(cm_hint))
+    config.set(cm_hint);
+  else if (lcaps.get(kChannelModeJointStereo) &&
+           rcaps.get(kChannelModeJointStereo))
+    config.set(kChannelModeJointStereo);
+  else if (lcaps.get(kChannelModeStereo) && rcaps.get(kChannelModeStereo))
+    config.set(kChannelModeStereo);
+  else if (lcaps.get(kChannelModeDualChannel) &&
+           rcaps.get(kChannelModeDualChannel))
+    config.set(kChannelModeDualChannel);
+  else if (lcaps.get(kChannelModeMono) && rcaps.get(kChannelModeMono))
+    config.set(kChannelModeMono);
+  else
+    return false;
+
+  /* --- Select Block Length --- */
+
+  if (lcaps.get(kBlockLength16) && rcaps.get(kBlockLength16))
+    config.set(kBlockLength16);
+  else if (lcaps.get(kBlockLength12) && rcaps.get(kBlockLength12))
+    config.set(kBlockLength12);
+  else if (lcaps.get(kBlockLength8) && rcaps.get(kBlockLength8))
+    config.set(kBlockLength8);
+  else if (lcaps.get(kBlockLength4) && rcaps.get(kBlockLength4))
+    config.set(kBlockLength4);
+  else
+    return false;
+
+  /* --- Select Subbands --- */
+
+  if (lcaps.get(kSubbands8) && rcaps.get(kSubbands8))
+    config.set(kSubbands8);
+  else if (lcaps.get(kSubbands4) && rcaps.get(kSubbands4))
+    config.set(kSubbands4);
+  else
+    return false;
+
+  /* --- Select Allocation method --- */
+
+  if (lcaps.get(kAllocationMethodLoudness) &&
+      rcaps.get(kAllocationMethodLoudness))
+    config.set(kAllocationMethodLoudness);
+  else if (lcaps.get(kAllocationMethodSnr) && rcaps.get(kAllocationMethodSnr))
+    config.set(kAllocationMethodSnr);
+  else
+    return false;
+
+  /* --- Select Bitpool --- */
+
+  uint8_t min_bitpool = rcaps.get(kMinimumBitpool);
+  uint8_t max_bitpool = rcaps.get(kMaximumBitpool);
+
+  if (min_bitpool < 2 || min_bitpool > 250 || max_bitpool < 2 ||
+      max_bitpool > 250 || min_bitpool > max_bitpool) {
+    min_bitpool = 2;
+    max_bitpool = 250;
+  }
+
+  min_bitpool = std::max(min_bitpool, uint8_t(lcaps.get(kMinimumBitpool)));
+  max_bitpool = std::max(max_bitpool, uint8_t(lcaps.get(kMaximumBitpool)));
+
+  if (hint) {
+    min_bitpool =
+        std::max(min_bitpool, GetBitpool(*configuration, hint->minBitrate));
+    if (hint->maxBitrate && hint->maxBitrate >= hint->minBitrate)
+      max_bitpool =
+          std::min(max_bitpool, GetBitpool(*configuration, hint->maxBitrate));
+  }
+
+  config.set(kMinimumBitpool, min_bitpool);
+  config.set(kMaximumBitpool, max_bitpool);
+
+  return true;
+}
+
+}  // namespace aidl::android::hardware::bluetooth::audio
diff --git a/bluetooth/audio/aidl/default/A2dpOffloadCodecSbc.h b/bluetooth/audio/aidl/default/A2dpOffloadCodecSbc.h
new file mode 100644
index 0000000..c380850
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpOffloadCodecSbc.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+#pragma once
+
+#include "A2dpOffloadCodec.h"
+
+namespace aidl::android::hardware::bluetooth::audio {
+
+struct SbcParameters : public CodecParameters {
+  enum class AllocationMethod { SNR, LOUDNESS };
+
+  AllocationMethod allocation_method;
+  int block_length;
+  int subbands;
+  int min_bitpool;
+  int max_bitpool;
+};
+
+class A2dpOffloadCodecSbc : public A2dpOffloadCodec {
+  CodecInfo info_;
+
+  A2dpOffloadCodecSbc();
+
+  A2dpStatus ParseConfiguration(const std::vector<uint8_t>& configuration,
+                                CodecParameters* codec_parameters,
+                                SbcParameters* sbc_parameters) const;
+
+ public:
+  static const A2dpOffloadCodecSbc* GetInstance();
+
+  A2dpStatus ParseConfiguration(
+      const std::vector<uint8_t>& configuration,
+      CodecParameters* codec_parameters) const override {
+    return ParseConfiguration(configuration, codec_parameters, nullptr);
+  }
+
+  A2dpStatus ParseConfiguration(const std::vector<uint8_t>& configuration,
+                                SbcParameters* sbc_parameters) const {
+    return ParseConfiguration(configuration, sbc_parameters, sbc_parameters);
+  }
+
+  bool BuildConfiguration(const std::vector<uint8_t>& remote_capabilities,
+                          const std::optional<CodecParameters>& hint,
+                          std::vector<uint8_t>* configuration) const override;
+};
+
+}  // namespace aidl::android::hardware::bluetooth::audio
diff --git a/bluetooth/audio/aidl/default/Android.bp b/bluetooth/audio/aidl/default/Android.bp
index ad4d8ce..69db1b3 100644
--- a/bluetooth/audio/aidl/default/Android.bp
+++ b/bluetooth/audio/aidl/default/Android.bp
@@ -18,6 +18,9 @@
         "BluetoothAudioProvider.cpp",
         "BluetoothAudioProviderFactory.cpp",
         "A2dpOffloadAudioProvider.cpp",
+        "A2dpOffloadCodecAac.cpp",
+        "A2dpOffloadCodecFactory.cpp",
+        "A2dpOffloadCodecSbc.cpp",
         "A2dpSoftwareAudioProvider.cpp",
         "HearingAidAudioProvider.cpp",
         "HfpOffloadAudioProvider.cpp",
diff --git a/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp b/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp
index f9b18f8..b88e66a 100644
--- a/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp
+++ b/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp
@@ -21,6 +21,8 @@
 #include <BluetoothAudioSessionReport.h>
 #include <android-base/logging.h>
 
+#include "A2dpOffloadCodecFactory.h"
+
 namespace aidl {
 namespace android {
 namespace hardware {
@@ -164,6 +166,27 @@
   return ndk::ScopedAStatus::ok();
 }
 
+ndk::ScopedAStatus BluetoothAudioProvider::parseA2dpConfiguration(
+    [[maybe_unused]] const CodecId& codec_id,
+    [[maybe_unused]] const std::vector<uint8_t>& configuration,
+    [[maybe_unused]] CodecParameters* codec_parameters,
+    [[maybe_unused]] A2dpStatus* _aidl_return) {
+  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
+            << " is illegal";
+  return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+}
+
+ndk::ScopedAStatus BluetoothAudioProvider::getA2dpConfiguration(
+    [[maybe_unused]] const std::vector<A2dpRemoteCapabilities>&
+        remote_a2dp_capabilities,
+    [[maybe_unused]] const A2dpConfigurationHint& hint,
+    [[maybe_unused]] std::optional<audio::A2dpConfiguration>* _aidl_return) {
+  LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
+            << " is illegal";
+
+  return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+}
+
 }  // namespace audio
 }  // namespace bluetooth
 }  // namespace hardware
diff --git a/bluetooth/audio/aidl/default/BluetoothAudioProvider.h b/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
index b6e07a1..27ab13f 100644
--- a/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
+++ b/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
@@ -50,6 +50,14 @@
       const AudioConfiguration& audio_config);
   ndk::ScopedAStatus setLowLatencyModeAllowed(bool allowed);
 
+  ndk::ScopedAStatus parseA2dpConfiguration(
+      const CodecId& codec_id, const std::vector<uint8_t>& configuration,
+      CodecParameters* codec_parameters, A2dpStatus* _aidl_return);
+  ndk::ScopedAStatus getA2dpConfiguration(
+      const std::vector<A2dpRemoteCapabilities>& remote_a2dp_capabilities,
+      const A2dpConfigurationHint& hint,
+      std::optional<audio::A2dpConfiguration>* _aidl_return);
+
   virtual bool isValid(const SessionType& sessionType) = 0;
 
  protected:
diff --git a/bluetooth/audio/aidl/default/BluetoothAudioProviderFactory.cpp b/bluetooth/audio/aidl/default/BluetoothAudioProviderFactory.cpp
index 8c6421d..3a64c4d 100644
--- a/bluetooth/audio/aidl/default/BluetoothAudioProviderFactory.cpp
+++ b/bluetooth/audio/aidl/default/BluetoothAudioProviderFactory.cpp
@@ -22,6 +22,7 @@
 #include <android-base/logging.h>
 
 #include "A2dpOffloadAudioProvider.h"
+#include "A2dpOffloadCodecFactory.h"
 #include "A2dpSoftwareAudioProvider.h"
 #include "BluetoothAudioProvider.h"
 #include "HearingAidAudioProvider.h"
@@ -150,7 +151,14 @@
     SessionType session_type, std::optional<ProviderInfo>* _aidl_return) {
   *_aidl_return = std::nullopt;
 
-  (void)session_type;
+  if (session_type == SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH ||
+      session_type == SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH) {
+    auto& provider_info = _aidl_return->emplace();
+
+    provider_info.name = A2dpOffloadCodecFactory::GetInstance()->name;
+    for (auto codec : A2dpOffloadCodecFactory::GetInstance()->codecs)
+      provider_info.codecInfos.push_back(codec->info);
+  }
 
   return ndk::ScopedAStatus::ok();
 }
diff --git a/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp b/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp
index c1a1b7a..17be7be 100644
--- a/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp
+++ b/bluetooth/audio/aidl/vts/VtsHalBluetoothAudioTargetTest.cpp
@@ -33,6 +33,11 @@
 
 using aidl::android::hardware::audio::common::SinkMetadata;
 using aidl::android::hardware::audio::common::SourceMetadata;
+using aidl::android::hardware::bluetooth::audio::A2dpConfiguration;
+using aidl::android::hardware::bluetooth::audio::A2dpConfigurationHint;
+using aidl::android::hardware::bluetooth::audio::A2dpRemoteCapabilities;
+using aidl::android::hardware::bluetooth::audio::A2dpStatus;
+using aidl::android::hardware::bluetooth::audio::A2dpStreamConfiguration;
 using aidl::android::hardware::bluetooth::audio::AacCapabilities;
 using aidl::android::hardware::bluetooth::audio::AacConfiguration;
 using aidl::android::hardware::bluetooth::audio::AptxAdaptiveLeCapabilities;
@@ -48,6 +53,7 @@
 using aidl::android::hardware::bluetooth::audio::CodecConfiguration;
 using aidl::android::hardware::bluetooth::audio::CodecId;
 using aidl::android::hardware::bluetooth::audio::CodecInfo;
+using aidl::android::hardware::bluetooth::audio::CodecParameters;
 using aidl::android::hardware::bluetooth::audio::CodecType;
 using aidl::android::hardware::bluetooth::audio::HfpConfiguration;
 using aidl::android::hardware::bluetooth::audio::IBluetoothAudioPort;
@@ -707,6 +713,701 @@
   }
 }
 
+class BluetoothAudioProviderAidl : public BluetoothAudioProviderFactoryAidl {
+ protected:
+  std::optional<IBluetoothAudioProviderFactory::ProviderInfo>
+      a2dp_encoding_provider_info_{};
+  std::optional<IBluetoothAudioProviderFactory::ProviderInfo>
+      a2dp_decoding_provider_info_{};
+  std::shared_ptr<IBluetoothAudioProvider> a2dp_encoding_provider_{nullptr};
+  std::shared_ptr<IBluetoothAudioProvider> a2dp_decoding_provider_{nullptr};
+
+ public:
+  void SetUp() override {
+    BluetoothAudioProviderFactoryAidl::SetUp();
+    audio_port_ = ndk::SharedRefBase::make<BluetoothAudioPort>();
+
+    (void)provider_factory_->getProviderInfo(
+        SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+        &a2dp_encoding_provider_info_);
+
+    (void)provider_factory_->getProviderInfo(
+        SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH,
+        &a2dp_decoding_provider_info_);
+
+    (void)provider_factory_->openProvider(
+        SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+        &a2dp_encoding_provider_);
+
+    (void)provider_factory_->openProvider(
+        SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH,
+        &a2dp_decoding_provider_);
+  }
+};
+
+/**
+ * Calling parseA2dpConfiguration on a session of a different type than
+ * A2DP_HARDWARE_OFFLOAD_(ENCODING|DECODING)_DATAPATH must fail.
+ */
+TEST_P(BluetoothAudioProviderAidl, parseA2dpConfiguration_invalidSessionType) {
+  static constexpr SessionType kInvalidSessionTypes[] = {
+      SessionType::UNKNOWN,
+      SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH,
+      SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH,
+      SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+      SessionType::A2DP_SOFTWARE_DECODING_DATAPATH,
+  };
+
+  for (auto session_type : kInvalidSessionTypes) {
+    // Open a BluetoothAudioProvider instance of the selected session type.
+    // Skip validation if the provider cannot be opened.
+    std::shared_ptr<IBluetoothAudioProvider> provider{nullptr};
+    (void)provider_factory_->openProvider(session_type, &provider);
+    if (provider == nullptr) {
+      continue;
+    }
+
+    // parseA2dpConfiguration must fail without returning an A2dpStatus.
+    CodecId codec_id(CodecId::A2dp::SBC);
+    CodecParameters codec_parameters;
+    A2dpStatus a2dp_status = A2dpStatus::OK;
+    auto aidl_retval = provider->parseA2dpConfiguration(
+        codec_id, std::vector<uint8_t>{}, &codec_parameters, &a2dp_status);
+    EXPECT_FALSE(aidl_retval.isOk());
+  }
+}
+
+/**
+ * Calling parseA2dpConfiguration with an unknown codec must fail
+ * with the A2dpStatus code INVALID_CODEC_TYPE or NOT_SUPPORTED_CODEC_TYPE.
+ */
+TEST_P(BluetoothAudioProviderAidl,
+       parseA2dpConfiguration_unsupportedCodecType) {
+  CodecId unsupported_core_id(CodecId::Core::CVSD);
+  CodecId unsupported_vendor_id(
+      CodecId::Vendor(0xFCB1, 0x42));  // Google Codec #42
+
+  for (auto& provider : {a2dp_encoding_provider_, a2dp_decoding_provider_}) {
+    if (provider == nullptr) {
+      continue;
+    }
+
+    CodecParameters codec_parameters;
+    A2dpStatus a2dp_status = A2dpStatus::OK;
+    ::ndk::ScopedAStatus aidl_retval;
+
+    // Test with two invalid codec identifiers: vendor or core.
+    aidl_retval = provider->parseA2dpConfiguration(
+        unsupported_core_id, std::vector<uint8_t>{}, &codec_parameters,
+        &a2dp_status);
+    EXPECT_TRUE(!aidl_retval.isOk() ||
+                a2dp_status == A2dpStatus::NOT_SUPPORTED_CODEC_TYPE);
+
+    aidl_retval = provider->parseA2dpConfiguration(
+        unsupported_vendor_id, std::vector<uint8_t>{}, &codec_parameters,
+        &a2dp_status);
+    EXPECT_TRUE(!aidl_retval.isOk() ||
+                a2dp_status == A2dpStatus::NOT_SUPPORTED_CODEC_TYPE);
+  }
+}
+
+/**
+ * Calling parseA2dpConfiguration with a known codec and invalid configuration
+ * must fail with an A2dpStatus code different from INVALID_CODEC_TYPE or
+ * NOT_SUPPORTED_CODEC_TYPE.
+ */
+TEST_P(BluetoothAudioProviderAidl,
+       parseA2dpConfiguration_invalidConfiguration) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    CodecParameters codec_parameters;
+    A2dpStatus a2dp_status = A2dpStatus::OK;
+    ::ndk::ScopedAStatus aidl_retval;
+
+    // Test with the first available codec in the provider info for testing.
+    // The test runs with an empty parameters array, anything more specific
+    // would need understanding the codec.
+    aidl_retval = provider->parseA2dpConfiguration(
+        provider_info->codecInfos[0].id, std::vector<uint8_t>{},
+        &codec_parameters, &a2dp_status);
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(a2dp_status != A2dpStatus::OK &&
+                a2dp_status != A2dpStatus::NOT_SUPPORTED_CODEC_TYPE &&
+                a2dp_status != A2dpStatus::INVALID_CODEC_TYPE);
+  }
+}
+
+/**
+ * Calling parseA2dpConfiguration with a known codec and valid parameters
+ * must return with A2dpStatus OK.
+ */
+TEST_P(BluetoothAudioProviderAidl, parseA2dpConfiguration_valid) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    CodecParameters codec_parameters;
+    A2dpStatus a2dp_status = A2dpStatus::OK;
+    ::ndk::ScopedAStatus aidl_retval;
+
+    // Test with the first available codec in the provider info for testing.
+    // To get a valid configuration (the capabilities array in the provider
+    // info is not a selection), getA2dpConfiguration is used with the
+    // selected codec parameters as input.
+    auto const& codec_info = provider_info->codecInfos[0];
+    auto transport = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+    A2dpRemoteCapabilities remote_capabilities(/*seid*/ 0, codec_info.id,
+                                               transport.capabilities);
+    std::optional<A2dpConfiguration> configuration;
+    aidl_retval = provider->getA2dpConfiguration(
+        std::vector<A2dpRemoteCapabilities>{remote_capabilities},
+        A2dpConfigurationHint(), &configuration);
+    ASSERT_TRUE(aidl_retval.isOk());
+    ASSERT_TRUE(configuration.has_value());
+
+    aidl_retval = provider->parseA2dpConfiguration(
+        configuration->id, configuration->configuration, &codec_parameters,
+        &a2dp_status);
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_TRUE(a2dp_status == A2dpStatus::OK);
+    EXPECT_EQ(codec_parameters, configuration->parameters);
+  }
+}
+
+/**
+ * Calling getA2dpConfiguration on a session of a different type than
+ * A2DP_HARDWARE_OFFLOAD_(ENCODING|DECODING)_DATAPATH must fail.
+ */
+TEST_P(BluetoothAudioProviderAidl, getA2dpConfiguration_invalidSessionType) {
+  static constexpr SessionType kInvalidSessionTypes[] = {
+      SessionType::UNKNOWN,
+      SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_SOFTWARE_DECODING_DATAPATH,
+      SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH,
+      SessionType::LE_AUDIO_BROADCAST_SOFTWARE_ENCODING_DATAPATH,
+      SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH,
+      SessionType::A2DP_SOFTWARE_DECODING_DATAPATH,
+  };
+
+  for (auto session_type : kInvalidSessionTypes) {
+    // Open a BluetoothAudioProvider instance of the selected session type.
+    // Skip validation if the provider cannot be opened.
+    std::shared_ptr<IBluetoothAudioProvider> provider{nullptr};
+    auto aidl_retval = provider_factory_->openProvider(session_type, &provider);
+    if (provider == nullptr) {
+      continue;
+    }
+
+    // getA2dpConfiguration must fail without returning a configuration.
+    std::optional<A2dpConfiguration> configuration;
+    aidl_retval =
+        provider->getA2dpConfiguration(std::vector<A2dpRemoteCapabilities>{},
+                                       A2dpConfigurationHint(), &configuration);
+    EXPECT_FALSE(aidl_retval.isOk());
+  }
+}
+
+/**
+ * Calling getA2dpConfiguration with empty or unknown remote capabilities
+ * must return an empty configuration.
+ */
+TEST_P(BluetoothAudioProviderAidl,
+       getA2dpConfiguration_unknownRemoteCapabilities) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    std::optional<A2dpConfiguration> configuration;
+    ::ndk::ScopedAStatus aidl_retval;
+
+    // Test with empty remote capabilities.
+    aidl_retval =
+        provider->getA2dpConfiguration(std::vector<A2dpRemoteCapabilities>{},
+                                       A2dpConfigurationHint(), &configuration);
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_FALSE(configuration.has_value());
+
+    // Test with unknown remote capabilities.
+    A2dpRemoteCapabilities unknown_core_remote_capabilities(
+        /*seid*/ 0, CodecId::Core::CVSD, std::vector<uint8_t>{1, 2, 3});
+    A2dpRemoteCapabilities unknown_vendor_remote_capabilities(
+        /*seid*/ 1,
+        /* Google Codec #42 */ CodecId::Vendor(0xFCB1, 0x42),
+        std::vector<uint8_t>{1, 2, 3});
+    aidl_retval = provider->getA2dpConfiguration(
+        std::vector<A2dpRemoteCapabilities>{
+            unknown_core_remote_capabilities,
+            unknown_vendor_remote_capabilities,
+        },
+        A2dpConfigurationHint(), &configuration);
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_FALSE(configuration.has_value());
+  }
+}
+
+/**
+ * Calling getA2dpConfiguration with invalid remote capabilities
+ * must return an empty configuration.
+ */
+TEST_P(BluetoothAudioProviderAidl,
+       getA2dpConfiguration_invalidRemoteCapabilities) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    std::optional<A2dpConfiguration> configuration;
+    ::ndk::ScopedAStatus aidl_retval;
+
+    // Use the first available codec in the provider info for testing.
+    // The capabilities are modified to make them invalid.
+    auto const& codec_info = provider_info->codecInfos[0];
+    auto transport = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+    std::vector<uint8_t> invalid_capabilities = transport.capabilities;
+    invalid_capabilities.push_back(0x42);  // adding bytes should be invalid.
+    aidl_retval = provider->getA2dpConfiguration(
+        std::vector<A2dpRemoteCapabilities>{
+            A2dpRemoteCapabilities(/*seid*/ 0, codec_info.id,
+                                   std::vector<uint8_t>()),
+            A2dpRemoteCapabilities(/*seid*/ 1, codec_info.id,
+                                   invalid_capabilities),
+        },
+        A2dpConfigurationHint(), &configuration);
+    ASSERT_TRUE(aidl_retval.isOk());
+    EXPECT_FALSE(configuration.has_value());
+  }
+}
+
+/**
+ * Calling getA2dpConfiguration with valid remote capabilities
+ * must return a valid configuration. The selected parameters must
+ * be contained in the original capabilities. The returned configuration
+ * must match the returned parameters. The returned SEID must match the
+ * input SEID.
+ */
+TEST_P(BluetoothAudioProviderAidl,
+       getA2dpConfiguration_validRemoteCapabilities) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    // Test with all available codecs in the provider info.
+    for (auto const& codec_info : provider_info->codecInfos) {
+      auto a2dp_info = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+      std::optional<A2dpConfiguration> configuration{};
+      ::ndk::ScopedAStatus aidl_retval;
+
+      aidl_retval = provider->getA2dpConfiguration(
+          std::vector<A2dpRemoteCapabilities>{
+              A2dpRemoteCapabilities(/*seid*/ 42, codec_info.id,
+                                     a2dp_info.capabilities),
+          },
+          A2dpConfigurationHint(), &configuration);
+
+      ASSERT_TRUE(aidl_retval.isOk());
+      ASSERT_TRUE(configuration.has_value());
+
+      // Returned configuration must have the same codec id
+      // as the remote capability.
+      EXPECT_EQ(configuration->id, codec_info.id);
+
+      // Returned configuration must have the same SEID
+      // as the remote capability.
+      EXPECT_EQ(configuration->remoteSeid, 42);
+
+      // Returned codec parameters must be in the range of input
+      // parameters.
+      EXPECT_NE(
+          std::find(a2dp_info.channelMode.begin(), a2dp_info.channelMode.end(),
+                    configuration->parameters.channelMode),
+          a2dp_info.channelMode.end());
+      EXPECT_NE(std::find(a2dp_info.samplingFrequencyHz.begin(),
+                          a2dp_info.samplingFrequencyHz.end(),
+                          configuration->parameters.samplingFrequencyHz),
+                a2dp_info.samplingFrequencyHz.end());
+      EXPECT_NE(std::find(a2dp_info.bitdepth.begin(), a2dp_info.bitdepth.end(),
+                          configuration->parameters.bitdepth),
+                a2dp_info.bitdepth.end());
+      EXPECT_EQ(a2dp_info.lossless, configuration->parameters.lossless);
+      EXPECT_TRUE(configuration->parameters.minBitrate <=
+                  configuration->parameters.maxBitrate);
+
+      // Returned configuration must be parsable by parseA2dpParameters
+      // and match the codec parameters.
+      CodecParameters codec_parameters;
+      A2dpStatus a2dp_status = A2dpStatus::OK;
+      aidl_retval = provider->parseA2dpConfiguration(
+          configuration->id, configuration->configuration, &codec_parameters,
+          &a2dp_status);
+      ASSERT_TRUE(aidl_retval.isOk());
+      EXPECT_TRUE(a2dp_status == A2dpStatus::OK);
+      EXPECT_EQ(codec_parameters, configuration->parameters);
+    }
+  }
+}
+
+/**
+ * Calling getA2dpConfiguration with valid remote capabilities
+ * with various hinted codec ids.
+ */
+TEST_P(BluetoothAudioProviderAidl, getA2dpConfiguration_hintCodecId) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    // Build the remote capabilities with all supported codecs.
+    std::vector<A2dpRemoteCapabilities> remote_capabilities;
+    for (size_t n = 0; n < provider_info->codecInfos.size(); n++) {
+      auto const& codec_info = provider_info->codecInfos[n];
+      auto a2dp_info = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+      remote_capabilities.push_back(A2dpRemoteCapabilities(
+          /*seid*/ n, codec_info.id, a2dp_info.capabilities));
+    }
+
+    // Test with all supported codec identifiers,
+    for (auto const& codec_info : provider_info->codecInfos) {
+      std::optional<A2dpConfiguration> configuration{};
+      ::ndk::ScopedAStatus aidl_retval;
+
+      A2dpConfigurationHint hint;
+      hint.codecId = codec_info.id;
+
+      aidl_retval = provider->getA2dpConfiguration(remote_capabilities, hint,
+                                                   &configuration);
+
+      ASSERT_TRUE(aidl_retval.isOk());
+      ASSERT_TRUE(configuration.has_value());
+      EXPECT_EQ(configuration->id, codec_info.id);
+    }
+
+    // Test with unknown codec identifiers: either core or vendor.
+    for (auto& codec_id :
+         {CodecId(CodecId::Core::CVSD),
+          CodecId(CodecId::Vendor(0xFCB1, 0x42)) /*Google Codec #42*/}) {
+      std::optional<A2dpConfiguration> configuration{};
+      ::ndk::ScopedAStatus aidl_retval;
+
+      A2dpConfigurationHint hint;
+      hint.codecId = codec_id;
+
+      aidl_retval = provider->getA2dpConfiguration(remote_capabilities, hint,
+                                                   &configuration);
+
+      ASSERT_TRUE(aidl_retval.isOk());
+      ASSERT_TRUE(configuration.has_value());
+      EXPECT_NE(configuration->id, codec_id);
+    }
+  }
+}
+
+/**
+ * Calling getA2dpConfiguration with valid remote capabilities
+ * with various hinted channel modes.
+ */
+TEST_P(BluetoothAudioProviderAidl, getA2dpConfiguration_hintChannelMode) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    // Test with all available codecs in the provider info.
+    for (auto const& codec_info : provider_info->codecInfos) {
+      auto a2dp_info = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+      std::optional<A2dpConfiguration> configuration{};
+      ::ndk::ScopedAStatus aidl_retval;
+
+      for (auto& channel_mode :
+           {ChannelMode::STEREO, ChannelMode::MONO, ChannelMode::DUALMONO}) {
+        // Add the hint for the channel mode.
+        A2dpConfigurationHint hint;
+        auto& codec_parameters = hint.codecParameters.emplace();
+        codec_parameters.channelMode = channel_mode;
+
+        aidl_retval = provider->getA2dpConfiguration(
+            std::vector<A2dpRemoteCapabilities>{
+                A2dpRemoteCapabilities(/*seid*/ 42, codec_info.id,
+                                       a2dp_info.capabilities),
+            },
+            hint, &configuration);
+
+        ASSERT_TRUE(aidl_retval.isOk());
+        ASSERT_TRUE(configuration.has_value());
+
+        // The hint must be ignored if the channel mode is not supported
+        // by the codec, and applied otherwise.
+        ASSERT_EQ(configuration->parameters.channelMode == channel_mode,
+                  std::find(a2dp_info.channelMode.begin(),
+                            a2dp_info.channelMode.end(),
+                            channel_mode) != a2dp_info.channelMode.end());
+      }
+    }
+  }
+}
+
+/**
+ * Calling getA2dpConfiguration with valid remote capabilities
+ * with various hinted sampling frequencies.
+ */
+TEST_P(BluetoothAudioProviderAidl,
+       getA2dpConfiguration_hintSamplingFrequencyHz) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    // Test with all available codecs in the provider info.
+    for (auto const& codec_info : provider_info->codecInfos) {
+      auto a2dp_info = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+      std::optional<A2dpConfiguration> configuration{};
+      ::ndk::ScopedAStatus aidl_retval;
+
+      for (auto& sampling_frequency_hz : {
+               0,
+               1,
+               8000,
+               16000,
+               24000,
+               32000,
+               44100,
+               48000,
+               88200,
+               96000,
+               176400,
+               192000,
+           }) {
+        // Add the hint for the sampling frequency.
+        A2dpConfigurationHint hint;
+        auto& codec_parameters = hint.codecParameters.emplace();
+        codec_parameters.samplingFrequencyHz = sampling_frequency_hz;
+
+        aidl_retval = provider->getA2dpConfiguration(
+            std::vector<A2dpRemoteCapabilities>{
+                A2dpRemoteCapabilities(/*seid*/ 42, codec_info.id,
+                                       a2dp_info.capabilities),
+            },
+            hint, &configuration);
+
+        ASSERT_TRUE(aidl_retval.isOk());
+        ASSERT_TRUE(configuration.has_value());
+
+        // The hint must be ignored if the sampling frequency is not supported
+        // by the codec, and applied otherwise.
+        ASSERT_EQ(configuration->parameters.samplingFrequencyHz ==
+                      sampling_frequency_hz,
+                  std::find(a2dp_info.samplingFrequencyHz.begin(),
+                            a2dp_info.samplingFrequencyHz.end(),
+                            sampling_frequency_hz) !=
+                      a2dp_info.samplingFrequencyHz.end());
+      }
+    }
+  }
+}
+
+/**
+ * Calling getA2dpConfiguration with valid remote capabilities
+ * with various hinted sampling bit-depths.
+ */
+TEST_P(BluetoothAudioProviderAidl, getA2dpConfiguration_hintBitdepth) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    // Test with all available codecs in the provider info.
+    for (auto const& codec_info : provider_info->codecInfos) {
+      auto a2dp_info = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+      std::optional<A2dpConfiguration> configuration{};
+      ::ndk::ScopedAStatus aidl_retval;
+
+      for (auto& bitdepth : {0, 1, 16, 24, 32}) {
+        // Add the hint for the bit depth.
+        A2dpConfigurationHint hint;
+        auto& codec_parameters = hint.codecParameters.emplace();
+        codec_parameters.bitdepth = bitdepth;
+
+        aidl_retval = provider->getA2dpConfiguration(
+            std::vector<A2dpRemoteCapabilities>{
+                A2dpRemoteCapabilities(/*seid*/ 42, codec_info.id,
+                                       a2dp_info.capabilities),
+            },
+            hint, &configuration);
+
+        ASSERT_TRUE(aidl_retval.isOk());
+        ASSERT_TRUE(configuration.has_value());
+
+        // The hint must be ignored if the bitdepth is not supported
+        // by the codec, and applied otherwise.
+        ASSERT_EQ(
+            configuration->parameters.bitdepth == bitdepth,
+            std::find(a2dp_info.bitdepth.begin(), a2dp_info.bitdepth.end(),
+                      bitdepth) != a2dp_info.bitdepth.end());
+      }
+    }
+  }
+}
+
+/**
+ * Calling startSession with an unknown codec id must fail.
+ */
+TEST_P(BluetoothAudioProviderAidl, startSession_unknownCodecId) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    for (auto& codec_id :
+         {CodecId(CodecId::Core::CVSD),
+          CodecId(CodecId::Vendor(0xFCB1, 0x42) /*Google Codec #42*/)}) {
+      A2dpStreamConfiguration a2dp_config;
+      DataMQDesc data_mq_desc;
+
+      a2dp_config.codecId = codec_id;
+      a2dp_config.configuration = std::vector<uint8_t>{1, 2, 3};
+
+      auto aidl_retval =
+          provider->startSession(audio_port_, AudioConfiguration(a2dp_config),
+                                 std::vector<LatencyMode>{}, &data_mq_desc);
+
+      EXPECT_FALSE(aidl_retval.isOk());
+    }
+  }
+}
+
+/**
+ * Calling startSession with a known codec and a valid configuration
+ * must succeed.
+ */
+TEST_P(BluetoothAudioProviderAidl, startSession_valid) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    // Use the first available codec in the provider info for testing.
+    // To get a valid configuration (the capabilities array in the provider
+    // info is not a selection), getA2dpConfiguration is used with the
+    // selected codec parameters as input.
+    auto const& codec_info = provider_info->codecInfos[0];
+    auto a2dp_info = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+    ::ndk::ScopedAStatus aidl_retval;
+    A2dpRemoteCapabilities remote_capabilities(/*seid*/ 0, codec_info.id,
+                                               a2dp_info.capabilities);
+    std::optional<A2dpConfiguration> configuration;
+    aidl_retval = provider->getA2dpConfiguration(
+        std::vector<A2dpRemoteCapabilities>{remote_capabilities},
+        A2dpConfigurationHint(), &configuration);
+    ASSERT_TRUE(aidl_retval.isOk());
+    ASSERT_TRUE(configuration.has_value());
+
+    // Build the stream configuration.
+    A2dpStreamConfiguration a2dp_config;
+    DataMQDesc data_mq_desc;
+
+    a2dp_config.codecId = codec_info.id;
+    a2dp_config.configuration = configuration->configuration;
+
+    aidl_retval =
+        provider->startSession(audio_port_, AudioConfiguration(a2dp_config),
+                               std::vector<LatencyMode>{}, &data_mq_desc);
+
+    EXPECT_TRUE(aidl_retval.isOk());
+  }
+}
+
+/**
+ * Calling startSession with a known codec but an invalid configuration
+ * must fail.
+ */
+TEST_P(BluetoothAudioProviderAidl, startSession_invalidConfiguration) {
+  for (auto& [provider, provider_info] :
+       {std::pair(a2dp_encoding_provider_, a2dp_encoding_provider_info_),
+        std::pair(a2dp_decoding_provider_, a2dp_decoding_provider_info_)}) {
+    if (provider == nullptr || !provider_info.has_value() ||
+        provider_info->codecInfos.empty()) {
+      continue;
+    }
+
+    // Use the first available codec in the provider info for testing.
+    // To get a valid configuration (the capabilities array in the provider
+    // info is not a selection), getA2dpConfiguration is used with the
+    // selected codec parameters as input.
+    ::ndk::ScopedAStatus aidl_retval;
+    auto const& codec_info = provider_info->codecInfos[0];
+    auto a2dp_info = codec_info.transport.get<CodecInfo::Transport::a2dp>();
+    A2dpRemoteCapabilities remote_capabilities(/*seid*/ 0, codec_info.id,
+                                               a2dp_info.capabilities);
+    std::optional<A2dpConfiguration> configuration;
+    aidl_retval = provider->getA2dpConfiguration(
+        std::vector<A2dpRemoteCapabilities>{remote_capabilities},
+        A2dpConfigurationHint(), &configuration);
+    ASSERT_TRUE(aidl_retval.isOk());
+    ASSERT_TRUE(configuration.has_value());
+
+    // Build the stream configuration but edit the configuration bytes
+    // to make it invalid.
+    A2dpStreamConfiguration a2dp_config;
+    DataMQDesc data_mq_desc;
+
+    a2dp_config.codecId = codec_info.id;
+    a2dp_config.configuration = configuration->configuration;
+    a2dp_config.configuration.push_back(42);
+
+    aidl_retval =
+        provider->startSession(audio_port_, AudioConfiguration(a2dp_config),
+                               std::vector<LatencyMode>{}, &data_mq_desc);
+
+    EXPECT_FALSE(aidl_retval.isOk());
+  }
+}
+
 /**
  * openProvider A2DP_SOFTWARE_ENCODING_DATAPATH
  */
@@ -2393,6 +3094,12 @@
                              IBluetoothAudioProviderFactory::descriptor)),
                          android::PrintInstanceNameToString);
 
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(BluetoothAudioProviderAidl);
+INSTANTIATE_TEST_SUITE_P(PerInstance, BluetoothAudioProviderAidl,
+                         testing::ValuesIn(android::getAidlHalInstanceNames(
+                             IBluetoothAudioProviderFactory::descriptor)),
+                         android::PrintInstanceNameToString);
+
 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(
     BluetoothAudioProviderA2dpEncodingSoftwareAidl);
 INSTANTIATE_TEST_SUITE_P(PerInstance,
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
index 9dcfc13..3519ace 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
@@ -304,7 +304,8 @@
        audio_config_tag == AudioConfiguration::pcmConfig);
   bool is_a2dp_offload_audio_config =
       (is_offload_a2dp_session &&
-       audio_config_tag == AudioConfiguration::a2dpConfig);
+       (audio_config_tag == AudioConfiguration::a2dp ||
+        audio_config_tag == AudioConfiguration::a2dpConfig));
   bool is_hfp_offload_audio_config =
       (is_offload_hfp_session &&
        audio_config_tag == AudioConfiguration::hfpConfig);
diff --git a/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp b/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
index a2a5bcb..fd12a6e 100644
--- a/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
+++ b/bluetooth/audio/utils/aidl_session/HidlToAidlMiddleware.cpp
@@ -467,6 +467,8 @@
       hidl_audio_config.codecConfig(to_hidl_codec_config_2_0(
           audio_config.get<AudioConfiguration::a2dpConfig>()));
       break;
+    case AudioConfiguration::a2dp:
+      break;
     case AudioConfiguration::leAudioConfig:
       hidl_audio_config.leAudioCodecConfig(to_hidl_leaudio_config_2_1(
           audio_config.get<AudioConfiguration::leAudioConfig>()));