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LeafOS / LeafOS-Project / android_frameworks_av / 8e9aa353c8c31d9b1809bd3912f81c0eb1d7ec46 / . / media / libaudioclient / IAudioPolicyService.cpp
blob: ab942dfd0c79801782846f890b4debba7e0b69f4 [file] [log] [blame]
/*
**
** Copyright 2009, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#define LOG_TAG "IAudioPolicyService"
#include <utils/Log.h>
#include <stdint.h>
#include <math.h>
#include <sys/types.h>
#include <binder/IPCThreadState.h>
#include <binder/Parcel.h>
#include <media/AudioEffect.h>
#include <media/IAudioPolicyService.h>
#include <mediautils/ServiceUtilities.h>
#include <mediautils/TimeCheck.h>
#include <system/audio.h>
namespace android {
enum {
SET_DEVICE_CONNECTION_STATE = IBinder::FIRST_CALL_TRANSACTION,
GET_DEVICE_CONNECTION_STATE,
HANDLE_DEVICE_CONFIG_CHANGE,
SET_PHONE_STATE,
SET_RINGER_MODE, // reserved, no longer used
SET_FORCE_USE,
GET_FORCE_USE,
GET_OUTPUT,
START_OUTPUT,
STOP_OUTPUT,
RELEASE_OUTPUT,
GET_INPUT_FOR_ATTR,
START_INPUT,
STOP_INPUT,
RELEASE_INPUT,
INIT_STREAM_VOLUME,
SET_STREAM_VOLUME,
GET_STREAM_VOLUME,
SET_VOLUME_ATTRIBUTES,
GET_VOLUME_ATTRIBUTES,
GET_MIN_VOLUME_FOR_ATTRIBUTES,
GET_MAX_VOLUME_FOR_ATTRIBUTES,
GET_STRATEGY_FOR_STREAM,
GET_OUTPUT_FOR_EFFECT,
REGISTER_EFFECT,
UNREGISTER_EFFECT,
IS_STREAM_ACTIVE,
IS_SOURCE_ACTIVE,
GET_DEVICES_FOR_STREAM,
QUERY_DEFAULT_PRE_PROCESSING,
SET_EFFECT_ENABLED,
IS_STREAM_ACTIVE_REMOTELY,
IS_OFFLOAD_SUPPORTED,
IS_DIRECT_OUTPUT_SUPPORTED,
LIST_AUDIO_PORTS,
GET_AUDIO_PORT,
CREATE_AUDIO_PATCH,
RELEASE_AUDIO_PATCH,
LIST_AUDIO_PATCHES,
SET_AUDIO_PORT_CONFIG,
REGISTER_CLIENT,
GET_OUTPUT_FOR_ATTR,
ACQUIRE_SOUNDTRIGGER_SESSION,
RELEASE_SOUNDTRIGGER_SESSION,
GET_PHONE_STATE,
REGISTER_POLICY_MIXES,
START_AUDIO_SOURCE,
STOP_AUDIO_SOURCE,
SET_AUDIO_PORT_CALLBACK_ENABLED,
SET_AUDIO_VOLUME_GROUP_CALLBACK_ENABLED,
SET_MASTER_MONO,
GET_MASTER_MONO,
GET_STREAM_VOLUME_DB,
GET_SURROUND_FORMATS,
SET_SURROUND_FORMAT_ENABLED,
ADD_STREAM_DEFAULT_EFFECT,
REMOVE_STREAM_DEFAULT_EFFECT,
ADD_SOURCE_DEFAULT_EFFECT,
REMOVE_SOURCE_DEFAULT_EFFECT,
SET_ASSISTANT_UID,
SET_A11Y_SERVICES_UIDS,
IS_HAPTIC_PLAYBACK_SUPPORTED,
SET_UID_DEVICE_AFFINITY,
REMOVE_UID_DEVICE_AFFINITY,
GET_OFFLOAD_FORMATS_A2DP,
LIST_AUDIO_PRODUCT_STRATEGIES,
GET_STRATEGY_FOR_ATTRIBUTES,
LIST_AUDIO_VOLUME_GROUPS,
GET_VOLUME_GROUP_FOR_ATTRIBUTES,
SET_ALLOWED_CAPTURE_POLICY,
MOVE_EFFECTS_TO_IO,
SET_RTT_ENABLED,
IS_CALL_SCREEN_MODE_SUPPORTED,
SET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
REMOVE_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
GET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
};
#define MAX_ITEMS_PER_LIST 1024
class BpAudioPolicyService : public BpInterface<IAudioPolicyService>
{
public:
explicit BpAudioPolicyService(const sp<IBinder>& impl)
: BpInterface<IAudioPolicyService>(impl)
{
}
virtual status_t setDeviceConnectionState(
audio_devices_t device,
audio_policy_dev_state_t state,
const char *device_address,
const char *device_name,
audio_format_t encodedFormat)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(device));
data.writeInt32(static_cast <uint32_t>(state));
data.writeCString(device_address);
data.writeCString(device_name);
data.writeInt32(static_cast <uint32_t>(encodedFormat));
remote()->transact(SET_DEVICE_CONNECTION_STATE, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual audio_policy_dev_state_t getDeviceConnectionState(
audio_devices_t device,
const char *device_address)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(device));
data.writeCString(device_address);
remote()->transact(GET_DEVICE_CONNECTION_STATE, data, &reply);
return static_cast <audio_policy_dev_state_t>(reply.readInt32());
}
virtual status_t handleDeviceConfigChange(audio_devices_t device,
const char *device_address,
const char *device_name,
audio_format_t encodedFormat)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(device));
data.writeCString(device_address);
data.writeCString(device_name);
data.writeInt32(static_cast <uint32_t>(encodedFormat));
remote()->transact(HANDLE_DEVICE_CONFIG_CHANGE, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual status_t setPhoneState(audio_mode_t state)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(state);
remote()->transact(SET_PHONE_STATE, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual status_t setForceUse(audio_policy_force_use_t usage, audio_policy_forced_cfg_t config)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(usage));
data.writeInt32(static_cast <uint32_t>(config));
remote()->transact(SET_FORCE_USE, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(usage));
remote()->transact(GET_FORCE_USE, data, &reply);
return static_cast <audio_policy_forced_cfg_t> (reply.readInt32());
}
virtual audio_io_handle_t getOutput(audio_stream_type_t stream)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(stream));
remote()->transact(GET_OUTPUT, data, &reply);
return static_cast <audio_io_handle_t> (reply.readInt32());
}
status_t getOutputForAttr(audio_attributes_t *attr,
audio_io_handle_t *output,
audio_session_t session,
audio_stream_type_t *stream,
pid_t pid,
uid_t uid,
const audio_config_t *config,
audio_output_flags_t flags,
audio_port_handle_t *selectedDeviceId,
audio_port_handle_t *portId,
std::vector<audio_io_handle_t> *secondaryOutputs) override
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
if (attr == nullptr) {
ALOGE("%s NULL audio attributes", __func__);
return BAD_VALUE;
}
if (output == nullptr) {
ALOGE("%s NULL output - shouldn't happen", __func__);
return BAD_VALUE;
}
if (selectedDeviceId == nullptr) {
ALOGE("%s NULL selectedDeviceId - shouldn't happen", __func__);
return BAD_VALUE;
}
if (portId == nullptr) {
ALOGE("%s NULL portId - shouldn't happen", __func__);
return BAD_VALUE;
}
if (secondaryOutputs == nullptr) {
ALOGE("%s NULL secondaryOutputs - shouldn't happen", __func__);
return BAD_VALUE;
}
data.write(attr, sizeof(audio_attributes_t));
data.writeInt32(session);
if (stream == NULL) {
data.writeInt32(0);
} else {
data.writeInt32(1);
data.writeInt32(*stream);
}
data.writeInt32(pid);
data.writeInt32(uid);
data.write(config, sizeof(audio_config_t));
data.writeInt32(static_cast <uint32_t>(flags));
data.writeInt32(*selectedDeviceId);
data.writeInt32(*portId);
status_t status = remote()->transact(GET_OUTPUT_FOR_ATTR, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = (status_t)reply.readInt32();
if (status != NO_ERROR) {
return status;
}
status = (status_t)reply.read(&attr, sizeof(audio_attributes_t));
if (status != NO_ERROR) {
return status;
}
*output = (audio_io_handle_t)reply.readInt32();
audio_stream_type_t lStream = (audio_stream_type_t)reply.readInt32();
if (stream != NULL) {
*stream = lStream;
}
*selectedDeviceId = (audio_port_handle_t)reply.readInt32();
*portId = (audio_port_handle_t)reply.readInt32();
secondaryOutputs->resize(reply.readInt32());
return reply.read(secondaryOutputs->data(),
secondaryOutputs->size() * sizeof(audio_io_handle_t));
}
virtual status_t startOutput(audio_port_handle_t portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32((int32_t)portId);
remote()->transact(START_OUTPUT, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual status_t stopOutput(audio_port_handle_t portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32((int32_t)portId);
remote()->transact(STOP_OUTPUT, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual void releaseOutput(audio_port_handle_t portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32((int32_t)portId);
remote()->transact(RELEASE_OUTPUT, data, &reply);
}
virtual status_t getInputForAttr(const audio_attributes_t *attr,
audio_io_handle_t *input,
audio_unique_id_t riid,
audio_session_t session,
pid_t pid,
uid_t uid,
const String16& opPackageName,
const audio_config_base_t *config,
audio_input_flags_t flags,
audio_port_handle_t *selectedDeviceId,
audio_port_handle_t *portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
if (attr == NULL) {
ALOGE("getInputForAttr NULL attr - shouldn't happen");
return BAD_VALUE;
}
if (input == NULL) {
ALOGE("getInputForAttr NULL input - shouldn't happen");
return BAD_VALUE;
}
if (selectedDeviceId == NULL) {
ALOGE("getInputForAttr NULL selectedDeviceId - shouldn't happen");
return BAD_VALUE;
}
if (portId == NULL) {
ALOGE("getInputForAttr NULL portId - shouldn't happen");
return BAD_VALUE;
}
data.write(attr, sizeof(audio_attributes_t));
data.writeInt32(*input);
data.writeInt32(riid);
data.writeInt32(session);
data.writeInt32(pid);
data.writeInt32(uid);
data.writeString16(opPackageName);
data.write(config, sizeof(audio_config_base_t));
data.writeInt32(flags);
data.writeInt32(*selectedDeviceId);
data.writeInt32(*portId);
status_t status = remote()->transact(GET_INPUT_FOR_ATTR, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = reply.readInt32();
if (status != NO_ERROR) {
return status;
}
*input = (audio_io_handle_t)reply.readInt32();
*selectedDeviceId = (audio_port_handle_t)reply.readInt32();
*portId = (audio_port_handle_t)reply.readInt32();
return NO_ERROR;
}
virtual status_t startInput(audio_port_handle_t portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(portId);
remote()->transact(START_INPUT, data, &reply);
status_t status = static_cast <status_t> (reply.readInt32());
return status;
}
virtual status_t stopInput(audio_port_handle_t portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(portId);
remote()->transact(STOP_INPUT, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual void releaseInput(audio_port_handle_t portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(portId);
remote()->transact(RELEASE_INPUT, data, &reply);
}
virtual status_t initStreamVolume(audio_stream_type_t stream,
int indexMin,
int indexMax)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(stream));
data.writeInt32(indexMin);
data.writeInt32(indexMax);
remote()->transact(INIT_STREAM_VOLUME, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual status_t setStreamVolumeIndex(audio_stream_type_t stream,
int index,
audio_devices_t device)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(stream));
data.writeInt32(index);
data.writeInt32(static_cast <uint32_t>(device));
remote()->transact(SET_STREAM_VOLUME, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual status_t getStreamVolumeIndex(audio_stream_type_t stream,
int *index,
audio_devices_t device)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(stream));
data.writeInt32(static_cast <uint32_t>(device));
remote()->transact(GET_STREAM_VOLUME, data, &reply);
int lIndex = reply.readInt32();
if (index) *index = lIndex;
return static_cast <status_t> (reply.readInt32());
}
virtual status_t setVolumeIndexForAttributes(const audio_attributes_t &attr, int index,
audio_devices_t device)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(&attr, sizeof(audio_attributes_t));
data.writeInt32(index);
data.writeInt32(static_cast <uint32_t>(device));
status_t status = remote()->transact(SET_VOLUME_ATTRIBUTES, data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast <status_t> (reply.readInt32());
}
virtual status_t getVolumeIndexForAttributes(const audio_attributes_t &attr, int &index,
audio_devices_t device)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(&attr, sizeof(audio_attributes_t));
data.writeInt32(static_cast <uint32_t>(device));
status_t status = remote()->transact(GET_VOLUME_ATTRIBUTES, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast <status_t> (reply.readInt32());
if (status != NO_ERROR) {
return status;
}
index = reply.readInt32();
return NO_ERROR;
}
virtual status_t getMinVolumeIndexForAttributes(const audio_attributes_t &attr, int &index)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(&attr, sizeof(audio_attributes_t));
status_t status = remote()->transact(GET_MIN_VOLUME_FOR_ATTRIBUTES, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast <status_t> (reply.readInt32());
if (status != NO_ERROR) {
return status;
}
index = reply.readInt32();
return NO_ERROR;
}
virtual status_t getMaxVolumeIndexForAttributes(const audio_attributes_t &attr, int &index)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(&attr, sizeof(audio_attributes_t));
status_t status = remote()->transact(GET_MAX_VOLUME_FOR_ATTRIBUTES, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast <status_t> (reply.readInt32());
if (status != NO_ERROR) {
return status;
}
index = reply.readInt32();
return NO_ERROR;
}
virtual uint32_t getStrategyForStream(audio_stream_type_t stream)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(stream));
remote()->transact(GET_STRATEGY_FOR_STREAM, data, &reply);
return reply.readUint32();
}
virtual audio_devices_t getDevicesForStream(audio_stream_type_t stream)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <uint32_t>(stream));
remote()->transact(GET_DEVICES_FOR_STREAM, data, &reply);
return (audio_devices_t) reply.readInt32();
}
virtual audio_io_handle_t getOutputForEffect(const effect_descriptor_t *desc)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(desc, sizeof(effect_descriptor_t));
remote()->transact(GET_OUTPUT_FOR_EFFECT, data, &reply);
return static_cast <audio_io_handle_t> (reply.readInt32());
}
virtual status_t registerEffect(const effect_descriptor_t *desc,
audio_io_handle_t io,
uint32_t strategy,
audio_session_t session,
int id)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(desc, sizeof(effect_descriptor_t));
data.writeInt32(io);
data.writeInt32(strategy);
data.writeInt32(session);
data.writeInt32(id);
remote()->transact(REGISTER_EFFECT, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual status_t unregisterEffect(int id)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(id);
remote()->transact(UNREGISTER_EFFECT, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
virtual status_t setEffectEnabled(int id, bool enabled)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(id);
data.writeInt32(enabled);
remote()->transact(SET_EFFECT_ENABLED, data, &reply);
return static_cast <status_t> (reply.readInt32());
}
status_t moveEffectsToIo(const std::vector<int>& ids, audio_io_handle_t io) override
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(ids.size());
for (auto id : ids) {
data.writeInt32(id);
}
data.writeInt32(io);
status_t status = remote()->transact(MOVE_EFFECTS_TO_IO, data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast <status_t> (reply.readInt32());
}
virtual bool isStreamActive(audio_stream_type_t stream, uint32_t inPastMs) const
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32((int32_t) stream);
data.writeInt32(inPastMs);
remote()->transact(IS_STREAM_ACTIVE, data, &reply);
return reply.readInt32();
}
virtual bool isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs) const
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32((int32_t) stream);
data.writeInt32(inPastMs);
remote()->transact(IS_STREAM_ACTIVE_REMOTELY, data, &reply);
return reply.readInt32();
}
virtual bool isSourceActive(audio_source_t source) const
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32((int32_t) source);
remote()->transact(IS_SOURCE_ACTIVE, data, &reply);
return reply.readInt32();
}
virtual status_t queryDefaultPreProcessing(audio_session_t audioSession,
effect_descriptor_t *descriptors,
uint32_t *count)
{
if (descriptors == NULL || count == NULL) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(audioSession);
data.writeInt32(*count);
status_t status = remote()->transact(QUERY_DEFAULT_PRE_PROCESSING, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast <status_t> (reply.readInt32());
uint32_t retCount = reply.readInt32();
if (retCount != 0) {
uint32_t numDesc = (retCount < *count) ? retCount : *count;
reply.read(descriptors, sizeof(effect_descriptor_t) * numDesc);
}
*count = retCount;
return status;
}
status_t setAllowedCapturePolicy(uid_t uid, audio_flags_mask_t flags) override {
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(uid);
data.writeInt32(flags);
remote()->transact(SET_ALLOWED_CAPTURE_POLICY, data, &reply);
return reply.readInt32();
}
virtual bool isOffloadSupported(const audio_offload_info_t& info)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(&info, sizeof(audio_offload_info_t));
remote()->transact(IS_OFFLOAD_SUPPORTED, data, &reply);
return reply.readInt32();
}
virtual bool isDirectOutputSupported(const audio_config_base_t& config,
const audio_attributes_t& attributes) {
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(&config, sizeof(audio_config_base_t));
data.write(&attributes, sizeof(audio_attributes_t));
status_t status = remote()->transact(IS_DIRECT_OUTPUT_SUPPORTED, data, &reply);
return status == NO_ERROR ? static_cast<bool>(reply.readInt32()) : false;
}
virtual status_t listAudioPorts(audio_port_role_t role,
audio_port_type_t type,
unsigned int *num_ports,
struct audio_port *ports,
unsigned int *generation)
{
if (num_ports == NULL || (*num_ports != 0 && ports == NULL) ||
generation == NULL) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
unsigned int numPortsReq = (ports == NULL) ? 0 : *num_ports;
data.writeInt32(role);
data.writeInt32(type);
data.writeInt32(numPortsReq);
status_t status = remote()->transact(LIST_AUDIO_PORTS, data, &reply);
if (status == NO_ERROR) {
status = (status_t)reply.readInt32();
*num_ports = (unsigned int)reply.readInt32();
}
if (status == NO_ERROR) {
if (numPortsReq > *num_ports) {
numPortsReq = *num_ports;
}
if (numPortsReq > 0) {
reply.read(ports, numPortsReq * sizeof(struct audio_port));
}
*generation = reply.readInt32();
}
return status;
}
virtual status_t getAudioPort(struct audio_port *port)
{
if (port == NULL) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(port, sizeof(struct audio_port));
status_t status = remote()->transact(GET_AUDIO_PORT, data, &reply);
if (status != NO_ERROR ||
(status = (status_t)reply.readInt32()) != NO_ERROR) {
return status;
}
reply.read(port, sizeof(struct audio_port));
return status;
}
virtual status_t createAudioPatch(const struct audio_patch *patch,
audio_patch_handle_t *handle)
{
if (patch == NULL || handle == NULL) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(patch, sizeof(struct audio_patch));
data.write(handle, sizeof(audio_patch_handle_t));
status_t status = remote()->transact(CREATE_AUDIO_PATCH, data, &reply);
if (status != NO_ERROR ||
(status = (status_t)reply.readInt32()) != NO_ERROR) {
return status;
}
reply.read(handle, sizeof(audio_patch_handle_t));
return status;
}
virtual status_t releaseAudioPatch(audio_patch_handle_t handle)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(&handle, sizeof(audio_patch_handle_t));
status_t status = remote()->transact(RELEASE_AUDIO_PATCH, data, &reply);
if (status != NO_ERROR) {
status = (status_t)reply.readInt32();
}
return status;
}
virtual status_t listAudioPatches(unsigned int *num_patches,
struct audio_patch *patches,
unsigned int *generation)
{
if (num_patches == NULL || (*num_patches != 0 && patches == NULL) ||
generation == NULL) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
unsigned int numPatchesReq = (patches == NULL) ? 0 : *num_patches;
data.writeInt32(numPatchesReq);
status_t status = remote()->transact(LIST_AUDIO_PATCHES, data, &reply);
if (status == NO_ERROR) {
status = (status_t)reply.readInt32();
*num_patches = (unsigned int)reply.readInt32();
}
if (status == NO_ERROR) {
if (numPatchesReq > *num_patches) {
numPatchesReq = *num_patches;
}
if (numPatchesReq > 0) {
reply.read(patches, numPatchesReq * sizeof(struct audio_patch));
}
*generation = reply.readInt32();
}
return status;
}
virtual status_t setAudioPortConfig(const struct audio_port_config *config)
{
if (config == NULL) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(config, sizeof(struct audio_port_config));
status_t status = remote()->transact(SET_AUDIO_PORT_CONFIG, data, &reply);
if (status != NO_ERROR) {
status = (status_t)reply.readInt32();
}
return status;
}
virtual void registerClient(const sp<IAudioPolicyServiceClient>& client)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeStrongBinder(IInterface::asBinder(client));
remote()->transact(REGISTER_CLIENT, data, &reply);
}
virtual void setAudioPortCallbacksEnabled(bool enabled)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(enabled ? 1 : 0);
remote()->transact(SET_AUDIO_PORT_CALLBACK_ENABLED, data, &reply);
}
virtual void setAudioVolumeGroupCallbacksEnabled(bool enabled)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(enabled ? 1 : 0);
remote()->transact(SET_AUDIO_VOLUME_GROUP_CALLBACK_ENABLED, data, &reply);
}
virtual status_t acquireSoundTriggerSession(audio_session_t *session,
audio_io_handle_t *ioHandle,
audio_devices_t *device)
{
if (session == NULL || ioHandle == NULL || device == NULL) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = remote()->transact(ACQUIRE_SOUNDTRIGGER_SESSION, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = (status_t)reply.readInt32();
if (status == NO_ERROR) {
*session = (audio_session_t)reply.readInt32();
*ioHandle = (audio_io_handle_t)reply.readInt32();
*device = (audio_devices_t)reply.readInt32();
}
return status;
}
virtual status_t releaseSoundTriggerSession(audio_session_t session)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(session);
status_t status = remote()->transact(RELEASE_SOUNDTRIGGER_SESSION, data, &reply);
if (status != NO_ERROR) {
return status;
}
return (status_t)reply.readInt32();
}
virtual audio_mode_t getPhoneState()
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = remote()->transact(GET_PHONE_STATE, data, &reply);
if (status != NO_ERROR) {
return AUDIO_MODE_INVALID;
}
return (audio_mode_t)reply.readInt32();
}
virtual status_t registerPolicyMixes(const Vector<AudioMix>& mixes, bool registration)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(registration ? 1 : 0);
size_t size = mixes.size();
if (size > MAX_MIXES_PER_POLICY) {
size = MAX_MIXES_PER_POLICY;
}
size_t sizePosition = data.dataPosition();
data.writeInt32(size);
size_t finalSize = size;
for (size_t i = 0; i < size; i++) {
size_t position = data.dataPosition();
if (mixes[i].writeToParcel(&data) != NO_ERROR) {
data.setDataPosition(position);
finalSize--;
}
}
if (size != finalSize) {
size_t position = data.dataPosition();
data.setDataPosition(sizePosition);
data.writeInt32(finalSize);
data.setDataPosition(position);
}
status_t status = remote()->transact(REGISTER_POLICY_MIXES, data, &reply);
if (status == NO_ERROR) {
status = (status_t)reply.readInt32();
}
return status;
}
virtual status_t startAudioSource(const struct audio_port_config *source,
const audio_attributes_t *attributes,
audio_port_handle_t *portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
if (source == NULL || attributes == NULL || portId == NULL) {
return BAD_VALUE;
}
data.write(source, sizeof(struct audio_port_config));
data.write(attributes, sizeof(audio_attributes_t));
status_t status = remote()->transact(START_AUDIO_SOURCE, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = (status_t)reply.readInt32();
if (status != NO_ERROR) {
return status;
}
*portId = (audio_port_handle_t)reply.readInt32();
return status;
}
virtual status_t stopAudioSource(audio_port_handle_t portId)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(portId);
status_t status = remote()->transact(STOP_AUDIO_SOURCE, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = (status_t)reply.readInt32();
return status;
}
virtual status_t setMasterMono(bool mono)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast<int32_t>(mono));
status_t status = remote()->transact(SET_MASTER_MONO, data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast<status_t>(reply.readInt32());
}
virtual status_t getMasterMono(bool *mono)
{
if (mono == nullptr) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = remote()->transact(GET_MASTER_MONO, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast<status_t>(reply.readInt32());
if (status == NO_ERROR) {
*mono = static_cast<bool>(reply.readInt32());
}
return status;
}
virtual float getStreamVolumeDB(audio_stream_type_t stream, int index, audio_devices_t device)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast <int32_t>(stream));
data.writeInt32(static_cast <int32_t>(index));
data.writeUint32(static_cast <uint32_t>(device));
status_t status = remote()->transact(GET_STREAM_VOLUME_DB, data, &reply);
if (status != NO_ERROR) {
return NAN;
}
return reply.readFloat();
}
virtual status_t getSurroundFormats(unsigned int *numSurroundFormats,
audio_format_t *surroundFormats,
bool *surroundFormatsEnabled,
bool reported)
{
if (numSurroundFormats == NULL || (*numSurroundFormats != 0 &&
(surroundFormats == NULL || surroundFormatsEnabled == NULL))) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
unsigned int numSurroundFormatsReq = *numSurroundFormats;
data.writeUint32(numSurroundFormatsReq);
data.writeBool(reported);
status_t status = remote()->transact(GET_SURROUND_FORMATS, data, &reply);
if (status == NO_ERROR && (status = (status_t)reply.readInt32()) == NO_ERROR) {
*numSurroundFormats = reply.readUint32();
}
if (status == NO_ERROR) {
if (numSurroundFormatsReq > *numSurroundFormats) {
numSurroundFormatsReq = *numSurroundFormats;
}
if (numSurroundFormatsReq > 0) {
status = reply.read(surroundFormats,
numSurroundFormatsReq * sizeof(audio_format_t));
if (status != NO_ERROR) {
return status;
}
status = reply.read(surroundFormatsEnabled,
numSurroundFormatsReq * sizeof(bool));
}
}
return status;
}
virtual status_t setSurroundFormatEnabled(audio_format_t audioFormat, bool enabled)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(audioFormat);
data.writeBool(enabled);
status_t status = remote()->transact(SET_SURROUND_FORMAT_ENABLED, data, &reply);
if (status != NO_ERROR) {
return status;
}
return reply.readInt32();
}
virtual status_t getHwOffloadEncodingFormatsSupportedForA2DP(
std::vector<audio_format_t> *formats)
{
if (formats == NULL) {
return BAD_VALUE;
}
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = remote()->transact(GET_OFFLOAD_FORMATS_A2DP, data, &reply);
if (status != NO_ERROR || (status = (status_t)reply.readInt32()) != NO_ERROR) {
return status;
}
size_t list_size = reply.readUint32();
for (size_t i = 0; i < list_size; i++) {
formats->push_back(static_cast<audio_format_t>(reply.readInt32()));
}
return NO_ERROR;
}
virtual status_t addStreamDefaultEffect(const effect_uuid_t *type,
const String16& opPackageName,
const effect_uuid_t *uuid,
int32_t priority,
audio_usage_t usage,
audio_unique_id_t* id)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(type, sizeof(effect_uuid_t));
data.writeString16(opPackageName);
data.write(uuid, sizeof(effect_uuid_t));
data.writeInt32(priority);
data.writeInt32((int32_t) usage);
status_t status = remote()->transact(ADD_STREAM_DEFAULT_EFFECT, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast <status_t> (reply.readInt32());
*id = reply.readInt32();
return status;
}
virtual status_t removeStreamDefaultEffect(audio_unique_id_t id)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(id);
status_t status = remote()->transact(REMOVE_STREAM_DEFAULT_EFFECT, data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast <status_t> (reply.readInt32());
}
virtual status_t addSourceDefaultEffect(const effect_uuid_t *type,
const String16& opPackageName,
const effect_uuid_t *uuid,
int32_t priority,
audio_source_t source,
audio_unique_id_t* id)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.write(type, sizeof(effect_uuid_t));
data.writeString16(opPackageName);
data.write(uuid, sizeof(effect_uuid_t));
data.writeInt32(priority);
data.writeInt32((int32_t) source);
status_t status = remote()->transact(ADD_SOURCE_DEFAULT_EFFECT, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast <status_t> (reply.readInt32());
*id = reply.readInt32();
return status;
}
virtual status_t removeSourceDefaultEffect(audio_unique_id_t id)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(id);
status_t status = remote()->transact(REMOVE_SOURCE_DEFAULT_EFFECT, data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast <status_t> (reply.readInt32());
}
virtual status_t setAssistantUid(uid_t uid)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(uid);
status_t status = remote()->transact(SET_ASSISTANT_UID, data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast <status_t> (reply.readInt32());
}
virtual status_t setA11yServicesUids(const std::vector<uid_t>& uids)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(uids.size());
for (auto uid : uids) {
data.writeInt32(uid);
}
status_t status = remote()->transact(SET_A11Y_SERVICES_UIDS, data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast <status_t> (reply.readInt32());
}
virtual bool isHapticPlaybackSupported()
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = remote()->transact(IS_HAPTIC_PLAYBACK_SUPPORTED, data, &reply);
if (status != NO_ERROR) {
return false;
}
return reply.readBool();
}
virtual status_t setUidDeviceAffinities(uid_t uid, const Vector<AudioDeviceTypeAddr>& devices)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32((int32_t) uid);
size_t size = devices.size();
size_t sizePosition = data.dataPosition();
data.writeInt32((int32_t) size);
size_t finalSize = size;
for (size_t i = 0; i < size; i++) {
size_t position = data.dataPosition();
if (devices[i].writeToParcel(&data) != NO_ERROR) {
data.setDataPosition(position);
finalSize--;
}
}
if (size != finalSize) {
size_t position = data.dataPosition();
data.setDataPosition(sizePosition);
data.writeInt32(finalSize);
data.setDataPosition(position);
}
status_t status = remote()->transact(SET_UID_DEVICE_AFFINITY, data, &reply);
if (status == NO_ERROR) {
status = (status_t)reply.readInt32();
}
return status;
}
virtual status_t removeUidDeviceAffinities(uid_t uid) {
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32((int32_t) uid);
status_t status =
remote()->transact(REMOVE_UID_DEVICE_AFFINITY, data, &reply);
if (status == NO_ERROR) {
status = (status_t) reply.readInt32();
}
return status;
}
virtual status_t listAudioProductStrategies(AudioProductStrategyVector &strategies)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = remote()->transact(LIST_AUDIO_PRODUCT_STRATEGIES, data, &reply);
if (status != NO_ERROR) {
ALOGE("%s: permission denied", __func__);
return status;
}
status = static_cast<status_t>(reply.readInt32());
if (status != NO_ERROR) {
return status;
}
uint32_t numStrategies = static_cast<uint32_t>(reply.readInt32());
for (size_t i = 0; i < numStrategies; i++) {
AudioProductStrategy strategy;
status = strategy.readFromParcel(&reply);
if (status != NO_ERROR) {
ALOGE("%s: failed to read strategies", __FUNCTION__);
strategies.clear();
return status;
}
strategies.push_back(strategy);
}
return NO_ERROR;
}
virtual status_t getProductStrategyFromAudioAttributes(const AudioAttributes &aa,
product_strategy_t &productStrategy)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = aa.writeToParcel(&data);
if (status != NO_ERROR) {
return status;
}
status = remote()->transact(GET_STRATEGY_FOR_ATTRIBUTES, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast<status_t>(reply.readInt32());
if (status != NO_ERROR) {
return status;
}
productStrategy = static_cast<product_strategy_t>(reply.readInt32());
return NO_ERROR;
}
virtual status_t listAudioVolumeGroups(AudioVolumeGroupVector &groups)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = remote()->transact(LIST_AUDIO_VOLUME_GROUPS, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast<status_t>(reply.readInt32());
if (status != NO_ERROR) {
return status;
}
uint32_t numGroups = static_cast<uint32_t>(reply.readInt32());
for (size_t i = 0; i < numGroups; i++) {
AudioVolumeGroup group;
status = group.readFromParcel(&reply);
if (status != NO_ERROR) {
ALOGE("%s: failed to read volume groups", __FUNCTION__);
groups.clear();
return status;
}
groups.push_back(group);
}
return NO_ERROR;
}
virtual status_t getVolumeGroupFromAudioAttributes(const AudioAttributes &aa,
volume_group_t &volumeGroup)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = aa.writeToParcel(&data);
if (status != NO_ERROR) {
return status;
}
status = remote()->transact(GET_VOLUME_GROUP_FOR_ATTRIBUTES, data, &reply);
if (status != NO_ERROR) {
return status;
}
status = static_cast<status_t>(reply.readInt32());
if (status != NO_ERROR) {
return status;
}
volumeGroup = static_cast<volume_group_t>(reply.readInt32());
return NO_ERROR;
}
virtual status_t setRttEnabled(bool enabled)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeInt32(static_cast<int32_t>(enabled));
status_t status = remote()->transact(SET_RTT_ENABLED, data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast<status_t>(reply.readInt32());
}
virtual bool isCallScreenModeSupported()
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
status_t status = remote()->transact(IS_CALL_SCREEN_MODE_SUPPORTED, data, &reply);
if (status != NO_ERROR) {
return false;
}
return reply.readBool();
}
virtual status_t setPreferredDeviceForStrategy(product_strategy_t strategy,
const AudioDeviceTypeAddr &device)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeUint32(static_cast<uint32_t>(strategy));
status_t status = device.writeToParcel(&data);
if (status != NO_ERROR) {
return BAD_VALUE;
}
status = remote()->transact(SET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast<status_t>(reply.readInt32());
}
virtual status_t removePreferredDeviceForStrategy(product_strategy_t strategy)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeUint32(static_cast<uint32_t>(strategy));
status_t status = remote()->transact(REMOVE_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
data, &reply);
if (status != NO_ERROR) {
return status;
}
return static_cast<status_t>(reply.readInt32());
}
virtual status_t getPreferredDeviceForStrategy(product_strategy_t strategy,
AudioDeviceTypeAddr &device)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioPolicyService::getInterfaceDescriptor());
data.writeUint32(static_cast<uint32_t>(strategy));
status_t status = remote()->transact(GET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY,
data, &reply);
if (status != NO_ERROR) {
return status;
}
status = device.readFromParcel(&reply);
if (status != NO_ERROR) {
return status;
}
return static_cast<status_t>(reply.readInt32());
}
};
IMPLEMENT_META_INTERFACE(AudioPolicyService, "android.media.IAudioPolicyService");
// ----------------------------------------------------------------------
status_t BnAudioPolicyService::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
// make sure transactions reserved to AudioFlinger do not come from other processes
switch (code) {
case START_OUTPUT:
case STOP_OUTPUT:
case RELEASE_OUTPUT:
case GET_INPUT_FOR_ATTR:
case START_INPUT:
case STOP_INPUT:
case RELEASE_INPUT:
case GET_OUTPUT_FOR_EFFECT:
case REGISTER_EFFECT:
case UNREGISTER_EFFECT:
case SET_EFFECT_ENABLED:
case GET_OUTPUT_FOR_ATTR:
case ACQUIRE_SOUNDTRIGGER_SESSION:
case RELEASE_SOUNDTRIGGER_SESSION:
case MOVE_EFFECTS_TO_IO:
ALOGW("%s: transaction %d received from PID %d",
__func__, code, IPCThreadState::self()->getCallingPid());
// return status only for non void methods
switch (code) {
case RELEASE_OUTPUT:
case RELEASE_INPUT:
break;
default:
reply->writeInt32(static_cast<int32_t> (INVALID_OPERATION));
break;
}
return OK;
default:
break;
}
// make sure the following transactions come from system components
switch (code) {
case SET_DEVICE_CONNECTION_STATE:
case HANDLE_DEVICE_CONFIG_CHANGE:
case SET_PHONE_STATE:
//FIXME: Allow SET_FORCE_USE calls from system apps until a better use case routing API is available
// case SET_FORCE_USE:
case INIT_STREAM_VOLUME:
case SET_STREAM_VOLUME:
case REGISTER_POLICY_MIXES:
case SET_MASTER_MONO:
case GET_SURROUND_FORMATS:
case SET_SURROUND_FORMAT_ENABLED:
case SET_ASSISTANT_UID:
case SET_A11Y_SERVICES_UIDS:
case SET_UID_DEVICE_AFFINITY:
case REMOVE_UID_DEVICE_AFFINITY:
case GET_OFFLOAD_FORMATS_A2DP:
case LIST_AUDIO_VOLUME_GROUPS:
case GET_VOLUME_GROUP_FOR_ATTRIBUTES:
case SET_RTT_ENABLED:
case IS_CALL_SCREEN_MODE_SUPPORTED:
case SET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY:
case REMOVE_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY:
case GET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY: {
if (!isServiceUid(IPCThreadState::self()->getCallingUid())) {
ALOGW("%s: transaction %d received from PID %d unauthorized UID %d",
__func__, code, IPCThreadState::self()->getCallingPid(),
IPCThreadState::self()->getCallingUid());
reply->writeInt32(static_cast<int32_t> (INVALID_OPERATION));
return OK;
}
} break;
default:
break;
}
std::string tag("IAudioPolicyService command " + std::to_string(code));
TimeCheck check(tag.c_str());
switch (code) {
case SET_DEVICE_CONNECTION_STATE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_devices_t device =
static_cast <audio_devices_t>(data.readInt32());
audio_policy_dev_state_t state =
static_cast <audio_policy_dev_state_t>(data.readInt32());
const char *device_address = data.readCString();
const char *device_name = data.readCString();
audio_format_t codecFormat = static_cast <audio_format_t>(data.readInt32());
if (device_address == nullptr || device_name == nullptr) {
ALOGE("Bad Binder transaction: SET_DEVICE_CONNECTION_STATE for device %u", device);
reply->writeInt32(static_cast<int32_t> (BAD_VALUE));
} else {
reply->writeInt32(static_cast<uint32_t> (setDeviceConnectionState(device,
state,
device_address,
device_name,
codecFormat)));
}
return NO_ERROR;
} break;
case GET_DEVICE_CONNECTION_STATE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_devices_t device =
static_cast<audio_devices_t> (data.readInt32());
const char *device_address = data.readCString();
if (device_address == nullptr) {
ALOGE("Bad Binder transaction: GET_DEVICE_CONNECTION_STATE for device %u", device);
reply->writeInt32(static_cast<int32_t> (AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE));
} else {
reply->writeInt32(static_cast<uint32_t> (getDeviceConnectionState(device,
device_address)));
}
return NO_ERROR;
} break;
case HANDLE_DEVICE_CONFIG_CHANGE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_devices_t device =
static_cast <audio_devices_t>(data.readInt32());
const char *device_address = data.readCString();
const char *device_name = data.readCString();
audio_format_t codecFormat =
static_cast <audio_format_t>(data.readInt32());
if (device_address == nullptr || device_name == nullptr) {
ALOGE("Bad Binder transaction: HANDLE_DEVICE_CONFIG_CHANGE for device %u", device);
reply->writeInt32(static_cast<int32_t> (BAD_VALUE));
} else {
reply->writeInt32(static_cast<uint32_t> (handleDeviceConfigChange(device,
device_address,
device_name,
codecFormat)));
}
return NO_ERROR;
} break;
case SET_PHONE_STATE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
reply->writeInt32(static_cast <uint32_t>(setPhoneState(
(audio_mode_t) data.readInt32())));
return NO_ERROR;
} break;
case SET_FORCE_USE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_policy_force_use_t usage = static_cast <audio_policy_force_use_t>(
data.readInt32());
audio_policy_forced_cfg_t config =
static_cast <audio_policy_forced_cfg_t>(data.readInt32());
reply->writeInt32(static_cast <uint32_t>(setForceUse(usage, config)));
return NO_ERROR;
} break;
case GET_FORCE_USE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_policy_force_use_t usage = static_cast <audio_policy_force_use_t>(
data.readInt32());
reply->writeInt32(static_cast <uint32_t>(getForceUse(usage)));
return NO_ERROR;
} break;
case GET_OUTPUT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream =
static_cast <audio_stream_type_t>(data.readInt32());
audio_io_handle_t output = getOutput(stream);
reply->writeInt32(static_cast <int>(output));
return NO_ERROR;
} break;
case GET_OUTPUT_FOR_ATTR: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_attributes_t attr = AUDIO_ATTRIBUTES_INITIALIZER;
status_t status = data.read(&attr, sizeof(audio_attributes_t));
if (status != NO_ERROR) {
return status;
}
sanetizeAudioAttributes(&attr);
audio_session_t session = (audio_session_t)data.readInt32();
audio_stream_type_t stream = AUDIO_STREAM_DEFAULT;
bool hasStream = data.readInt32() != 0;
if (hasStream) {
stream = (audio_stream_type_t)data.readInt32();
}
pid_t pid = (pid_t)data.readInt32();
uid_t uid = (uid_t)data.readInt32();
audio_config_t config;
memset(&config, 0, sizeof(audio_config_t));
data.read(&config, sizeof(audio_config_t));
audio_output_flags_t flags =
static_cast <audio_output_flags_t>(data.readInt32());
audio_port_handle_t selectedDeviceId = data.readInt32();
audio_port_handle_t portId = (audio_port_handle_t)data.readInt32();
audio_io_handle_t output = 0;
std::vector<audio_io_handle_t> secondaryOutputs;
status = getOutputForAttr(&attr,
&output, session, &stream, pid, uid,
&config,
flags, &selectedDeviceId, &portId, &secondaryOutputs);
reply->writeInt32(status);
status = reply->write(&attr, sizeof(audio_attributes_t));
if (status != NO_ERROR) {
return status;
}
reply->writeInt32(output);
reply->writeInt32(stream);
reply->writeInt32(selectedDeviceId);
reply->writeInt32(portId);
reply->writeInt32(secondaryOutputs.size());
return reply->write(secondaryOutputs.data(),
secondaryOutputs.size() * sizeof(audio_io_handle_t));
} break;
case START_OUTPUT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
const audio_port_handle_t portId = static_cast <audio_port_handle_t>(data.readInt32());
reply->writeInt32(static_cast <uint32_t>(startOutput(portId)));
return NO_ERROR;
} break;
case STOP_OUTPUT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
const audio_port_handle_t portId = static_cast <audio_port_handle_t>(data.readInt32());
reply->writeInt32(static_cast <uint32_t>(stopOutput(portId)));
return NO_ERROR;
} break;
case RELEASE_OUTPUT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
const audio_port_handle_t portId = static_cast <audio_port_handle_t>(data.readInt32());
releaseOutput(portId);
return NO_ERROR;
} break;
case GET_INPUT_FOR_ATTR: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_attributes_t attr = {};
data.read(&attr, sizeof(audio_attributes_t));
sanetizeAudioAttributes(&attr);
audio_io_handle_t input = (audio_io_handle_t)data.readInt32();
audio_unique_id_t riid = (audio_unique_id_t)data.readInt32();
audio_session_t session = (audio_session_t)data.readInt32();
pid_t pid = (pid_t)data.readInt32();
uid_t uid = (uid_t)data.readInt32();
const String16 opPackageName = data.readString16();
audio_config_base_t config;
memset(&config, 0, sizeof(audio_config_base_t));
data.read(&config, sizeof(audio_config_base_t));
audio_input_flags_t flags = (audio_input_flags_t) data.readInt32();
audio_port_handle_t selectedDeviceId = (audio_port_handle_t) data.readInt32();
audio_port_handle_t portId = (audio_port_handle_t)data.readInt32();
status_t status = getInputForAttr(&attr, &input, riid, session, pid, uid,
opPackageName, &config,
flags, &selectedDeviceId, &portId);
reply->writeInt32(status);
if (status == NO_ERROR) {
reply->writeInt32(input);
reply->writeInt32(selectedDeviceId);
reply->writeInt32(portId);
}
return NO_ERROR;
} break;
case START_INPUT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_port_handle_t portId = static_cast <audio_port_handle_t>(data.readInt32());
status_t status = startInput(portId);
reply->writeInt32(static_cast <uint32_t>(status));
return NO_ERROR;
} break;
case STOP_INPUT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_port_handle_t portId = static_cast <audio_port_handle_t>(data.readInt32());
reply->writeInt32(static_cast <uint32_t>(stopInput(portId)));
return NO_ERROR;
} break;
case RELEASE_INPUT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_port_handle_t portId = static_cast <audio_port_handle_t>(data.readInt32());
releaseInput(portId);
return NO_ERROR;
} break;
case INIT_STREAM_VOLUME: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream =
static_cast <audio_stream_type_t>(data.readInt32());
int indexMin = data.readInt32();
int indexMax = data.readInt32();
reply->writeInt32(static_cast <uint32_t>(initStreamVolume(stream, indexMin,indexMax)));
return NO_ERROR;
} break;
case SET_STREAM_VOLUME: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream =
static_cast <audio_stream_type_t>(data.readInt32());
int index = data.readInt32();
audio_devices_t device = static_cast <audio_devices_t>(data.readInt32());
reply->writeInt32(static_cast <uint32_t>(setStreamVolumeIndex(stream,
index,
device)));
return NO_ERROR;
} break;
case GET_STREAM_VOLUME: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream =
static_cast <audio_stream_type_t>(data.readInt32());
audio_devices_t device = static_cast <audio_devices_t>(data.readInt32());
int index = 0;
status_t status = getStreamVolumeIndex(stream, &index, device);
reply->writeInt32(index);
reply->writeInt32(static_cast <uint32_t>(status));
return NO_ERROR;
} break;
case GET_STRATEGY_FOR_STREAM: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream =
static_cast <audio_stream_type_t>(data.readInt32());
reply->writeUint32(getStrategyForStream(stream));
return NO_ERROR;
} break;
case SET_VOLUME_ATTRIBUTES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_attributes_t attributes = {};
status_t status = data.read(&attributes, sizeof(audio_attributes_t));
if (status != NO_ERROR) {
return status;
}
int index = data.readInt32();
audio_devices_t device = static_cast <audio_devices_t>(data.readInt32());
reply->writeInt32(static_cast <uint32_t>(setVolumeIndexForAttributes(attributes,
index, device)));
return NO_ERROR;
} break;
case GET_VOLUME_ATTRIBUTES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_attributes_t attributes = {};
status_t status = data.read(&attributes, sizeof(audio_attributes_t));
if (status != NO_ERROR) {
return status;
}
audio_devices_t device = static_cast <audio_devices_t>(data.readInt32());
int index = 0;
status = getVolumeIndexForAttributes(attributes, index, device);
reply->writeInt32(static_cast <uint32_t>(status));
if (status == NO_ERROR) {
reply->writeInt32(index);
}
return NO_ERROR;
} break;
case GET_MIN_VOLUME_FOR_ATTRIBUTES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_attributes_t attributes = {};
status_t status = data.read(&attributes, sizeof(audio_attributes_t));
if (status != NO_ERROR) {
return status;
}
int index = 0;
status = getMinVolumeIndexForAttributes(attributes, index);
reply->writeInt32(static_cast <uint32_t>(status));
if (status == NO_ERROR) {
reply->writeInt32(index);
}
return NO_ERROR;
} break;
case GET_MAX_VOLUME_FOR_ATTRIBUTES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_attributes_t attributes = {};
status_t status = data.read(&attributes, sizeof(audio_attributes_t));
if (status != NO_ERROR) {
return status;
}
int index = 0;
status = getMaxVolumeIndexForAttributes(attributes, index);
reply->writeInt32(static_cast <uint32_t>(status));
if (status == NO_ERROR) {
reply->writeInt32(index);
}
return NO_ERROR;
} break;
case GET_DEVICES_FOR_STREAM: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream =
static_cast <audio_stream_type_t>(data.readInt32());
reply->writeInt32(static_cast <int>(getDevicesForStream(stream)));
return NO_ERROR;
} break;
case GET_OUTPUT_FOR_EFFECT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
effect_descriptor_t desc = {};
if (data.read(&desc, sizeof(desc)) != NO_ERROR) {
android_errorWriteLog(0x534e4554, "73126106");
}
(void)sanitizeEffectDescriptor(&desc);
audio_io_handle_t output = getOutputForEffect(&desc);
reply->writeInt32(static_cast <int>(output));
return NO_ERROR;
} break;
case REGISTER_EFFECT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
effect_descriptor_t desc = {};
if (data.read(&desc, sizeof(desc)) != NO_ERROR) {
android_errorWriteLog(0x534e4554, "73126106");
}
(void)sanitizeEffectDescriptor(&desc);
audio_io_handle_t io = data.readInt32();
uint32_t strategy = data.readInt32();
audio_session_t session = (audio_session_t) data.readInt32();
int id = data.readInt32();
reply->writeInt32(static_cast <int32_t>(registerEffect(&desc,
io,
strategy,
session,
id)));
return NO_ERROR;
} break;
case UNREGISTER_EFFECT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
int id = data.readInt32();
reply->writeInt32(static_cast <int32_t>(unregisterEffect(id)));
return NO_ERROR;
} break;
case SET_EFFECT_ENABLED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
int id = data.readInt32();
bool enabled = static_cast <bool>(data.readInt32());
reply->writeInt32(static_cast <int32_t>(setEffectEnabled(id, enabled)));
return NO_ERROR;
} break;
case MOVE_EFFECTS_TO_IO: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
std::vector<int> ids;
int32_t size;
status_t status = data.readInt32(&size);
if (status != NO_ERROR) {
return status;
}
if (size > MAX_ITEMS_PER_LIST) {
return BAD_VALUE;
}
for (int32_t i = 0; i < size; i++) {
int id;
status = data.readInt32(&id);
if (status != NO_ERROR) {
return status;
}
ids.push_back(id);
}
audio_io_handle_t io = data.readInt32();
reply->writeInt32(static_cast <int32_t>(moveEffectsToIo(ids, io)));
return NO_ERROR;
} break;
case IS_STREAM_ACTIVE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream = (audio_stream_type_t) data.readInt32();
uint32_t inPastMs = (uint32_t)data.readInt32();
reply->writeInt32( isStreamActive(stream, inPastMs) );
return NO_ERROR;
} break;
case IS_STREAM_ACTIVE_REMOTELY: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream = (audio_stream_type_t) data.readInt32();
uint32_t inPastMs = (uint32_t)data.readInt32();
reply->writeInt32( isStreamActiveRemotely(stream, inPastMs) );
return NO_ERROR;
} break;
case IS_SOURCE_ACTIVE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_source_t source = (audio_source_t) data.readInt32();
reply->writeInt32( isSourceActive(source));
return NO_ERROR;
}
case QUERY_DEFAULT_PRE_PROCESSING: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_session_t audioSession = (audio_session_t) data.readInt32();
uint32_t count = data.readInt32();
if (count > AudioEffect::kMaxPreProcessing) {
count = AudioEffect::kMaxPreProcessing;
}
uint32_t retCount = count;
effect_descriptor_t *descriptors = new effect_descriptor_t[count]{};
status_t status = queryDefaultPreProcessing(audioSession, descriptors, &retCount);
reply->writeInt32(status);
if (status != NO_ERROR && status != NO_MEMORY) {
retCount = 0;
}
reply->writeInt32(retCount);
if (retCount != 0) {
if (retCount < count) {
count = retCount;
}
reply->write(descriptors, sizeof(effect_descriptor_t) * count);
}
delete[] descriptors;
return status;
}
case IS_OFFLOAD_SUPPORTED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_offload_info_t info = {};
data.read(&info, sizeof(audio_offload_info_t));
bool isSupported = isOffloadSupported(info);
reply->writeInt32(isSupported);
return NO_ERROR;
}
case IS_DIRECT_OUTPUT_SUPPORTED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_config_base_t config = {};
audio_attributes_t attributes = {};
status_t status = data.read(&config, sizeof(audio_config_base_t));
if (status != NO_ERROR) return status;
status = data.read(&attributes, sizeof(audio_attributes_t));
if (status != NO_ERROR) return status;
reply->writeInt32(isDirectOutputSupported(config, attributes));
return NO_ERROR;
}
case LIST_AUDIO_PORTS: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_port_role_t role = (audio_port_role_t)data.readInt32();
audio_port_type_t type = (audio_port_type_t)data.readInt32();
unsigned int numPortsReq = data.readInt32();
if (numPortsReq > MAX_ITEMS_PER_LIST) {
numPortsReq = MAX_ITEMS_PER_LIST;
}
unsigned int numPorts = numPortsReq;
struct audio_port *ports =
(struct audio_port *)calloc(numPortsReq, sizeof(struct audio_port));
if (ports == NULL) {
reply->writeInt32(NO_MEMORY);
reply->writeInt32(0);
return NO_ERROR;
}
unsigned int generation;
status_t status = listAudioPorts(role, type, &numPorts, ports, &generation);
reply->writeInt32(status);
reply->writeInt32(numPorts);
if (status == NO_ERROR) {
if (numPortsReq > numPorts) {
numPortsReq = numPorts;
}
reply->write(ports, numPortsReq * sizeof(struct audio_port));
reply->writeInt32(generation);
}
free(ports);
return NO_ERROR;
}
case GET_AUDIO_PORT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
struct audio_port port = {};
if (data.read(&port, sizeof(struct audio_port)) != NO_ERROR) {
ALOGE("b/23912202");
}
status_t status = getAudioPort(&port);
reply->writeInt32(status);
if (status == NO_ERROR) {
reply->write(&port, sizeof(struct audio_port));
}
return NO_ERROR;
}
case CREATE_AUDIO_PATCH: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
struct audio_patch patch = {};
data.read(&patch, sizeof(struct audio_patch));
audio_patch_handle_t handle = AUDIO_PATCH_HANDLE_NONE;
if (data.read(&handle, sizeof(audio_patch_handle_t)) != NO_ERROR) {
ALOGE("b/23912202");
}
status_t status = createAudioPatch(&patch, &handle);
reply->writeInt32(status);
if (status == NO_ERROR) {
reply->write(&handle, sizeof(audio_patch_handle_t));
}
return NO_ERROR;
}
case RELEASE_AUDIO_PATCH: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_patch_handle_t handle = AUDIO_PATCH_HANDLE_NONE;
data.read(&handle, sizeof(audio_patch_handle_t));
status_t status = releaseAudioPatch(handle);
reply->writeInt32(status);
return NO_ERROR;
}
case LIST_AUDIO_PATCHES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
unsigned int numPatchesReq = data.readInt32();
if (numPatchesReq > MAX_ITEMS_PER_LIST) {
numPatchesReq = MAX_ITEMS_PER_LIST;
}
unsigned int numPatches = numPatchesReq;
struct audio_patch *patches =
(struct audio_patch *)calloc(numPatchesReq,
sizeof(struct audio_patch));
if (patches == NULL) {
reply->writeInt32(NO_MEMORY);
reply->writeInt32(0);
return NO_ERROR;
}
unsigned int generation;
status_t status = listAudioPatches(&numPatches, patches, &generation);
reply->writeInt32(status);
reply->writeInt32(numPatches);
if (status == NO_ERROR) {
if (numPatchesReq > numPatches) {
numPatchesReq = numPatches;
}
reply->write(patches, numPatchesReq * sizeof(struct audio_patch));
reply->writeInt32(generation);
}
free(patches);
return NO_ERROR;
}
case SET_AUDIO_PORT_CONFIG: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
struct audio_port_config config = {};
data.read(&config, sizeof(struct audio_port_config));
(void)sanitizeAudioPortConfig(&config);
status_t status = setAudioPortConfig(&config);
reply->writeInt32(status);
return NO_ERROR;
}
case REGISTER_CLIENT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
sp<IAudioPolicyServiceClient> client = interface_cast<IAudioPolicyServiceClient>(
data.readStrongBinder());
registerClient(client);
return NO_ERROR;
} break;
case SET_AUDIO_PORT_CALLBACK_ENABLED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
setAudioPortCallbacksEnabled(data.readInt32() == 1);
return NO_ERROR;
} break;
case SET_AUDIO_VOLUME_GROUP_CALLBACK_ENABLED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
setAudioVolumeGroupCallbacksEnabled(data.readInt32() == 1);
return NO_ERROR;
} break;
case ACQUIRE_SOUNDTRIGGER_SESSION: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
sp<IAudioPolicyServiceClient> client = interface_cast<IAudioPolicyServiceClient>(
data.readStrongBinder());
audio_session_t session = AUDIO_SESSION_NONE;
audio_io_handle_t ioHandle = AUDIO_IO_HANDLE_NONE;
audio_devices_t device = AUDIO_DEVICE_NONE;
status_t status = acquireSoundTriggerSession(&session, &ioHandle, &device);
reply->writeInt32(status);
if (status == NO_ERROR) {
reply->writeInt32(session);
reply->writeInt32(ioHandle);
reply->writeInt32(device);
}
return NO_ERROR;
} break;
case RELEASE_SOUNDTRIGGER_SESSION: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
sp<IAudioPolicyServiceClient> client = interface_cast<IAudioPolicyServiceClient>(
data.readStrongBinder());
audio_session_t session = (audio_session_t)data.readInt32();
status_t status = releaseSoundTriggerSession(session);
reply->writeInt32(status);
return NO_ERROR;
} break;
case GET_PHONE_STATE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
reply->writeInt32((int32_t)getPhoneState());
return NO_ERROR;
} break;
case REGISTER_POLICY_MIXES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
bool registration = data.readInt32() == 1;
Vector<AudioMix> mixes;
size_t size = (size_t)data.readInt32();
if (size > MAX_MIXES_PER_POLICY) {
size = MAX_MIXES_PER_POLICY;
}
for (size_t i = 0; i < size; i++) {
AudioMix mix;
if (mix.readFromParcel((Parcel*)&data) == NO_ERROR) {
mixes.add(mix);
}
}
status_t status = registerPolicyMixes(mixes, registration);
reply->writeInt32(status);
return NO_ERROR;
} break;
case START_AUDIO_SOURCE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
struct audio_port_config source = {};
data.read(&source, sizeof(struct audio_port_config));
(void)sanitizeAudioPortConfig(&source);
audio_attributes_t attributes = {};
data.read(&attributes, sizeof(audio_attributes_t));
sanetizeAudioAttributes(&attributes);
audio_port_handle_t portId = AUDIO_PORT_HANDLE_NONE;
status_t status = startAudioSource(&source, &attributes, &portId);
reply->writeInt32(status);
reply->writeInt32(portId);
return NO_ERROR;
} break;
case STOP_AUDIO_SOURCE: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_port_handle_t portId = (audio_port_handle_t) data.readInt32();
status_t status = stopAudioSource(portId);
reply->writeInt32(status);
return NO_ERROR;
} break;
case SET_MASTER_MONO: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
bool mono = static_cast<bool>(data.readInt32());
status_t status = setMasterMono(mono);
reply->writeInt32(status);
return NO_ERROR;
} break;
case GET_MASTER_MONO: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
bool mono;
status_t status = getMasterMono(&mono);
reply->writeInt32(status);
if (status == NO_ERROR) {
reply->writeInt32(static_cast<int32_t>(mono));
}
return NO_ERROR;
} break;
case GET_STREAM_VOLUME_DB: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_stream_type_t stream =
static_cast <audio_stream_type_t>(data.readInt32());
int index = static_cast <int>(data.readInt32());
audio_devices_t device =
static_cast <audio_devices_t>(data.readUint32());
reply->writeFloat(getStreamVolumeDB(stream, index, device));
return NO_ERROR;
}
case GET_SURROUND_FORMATS: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
unsigned int numSurroundFormatsReq = data.readUint32();
if (numSurroundFormatsReq > MAX_ITEMS_PER_LIST) {
numSurroundFormatsReq = MAX_ITEMS_PER_LIST;
}
bool reported = data.readBool();
unsigned int numSurroundFormats = numSurroundFormatsReq;
audio_format_t *surroundFormats = (audio_format_t *)calloc(
numSurroundFormats, sizeof(audio_format_t));
bool *surroundFormatsEnabled = (bool *)calloc(numSurroundFormats, sizeof(bool));
if (numSurroundFormatsReq > 0 &&
(surroundFormats == NULL || surroundFormatsEnabled == NULL)) {
free(surroundFormats);
free(surroundFormatsEnabled);
reply->writeInt32(NO_MEMORY);
return NO_ERROR;
}
status_t status = getSurroundFormats(
&numSurroundFormats, surroundFormats, surroundFormatsEnabled, reported);
reply->writeInt32(status);
if (status == NO_ERROR) {
reply->writeUint32(numSurroundFormats);
if (numSurroundFormatsReq > numSurroundFormats) {
numSurroundFormatsReq = numSurroundFormats;
}
reply->write(surroundFormats, numSurroundFormatsReq * sizeof(audio_format_t));
reply->write(surroundFormatsEnabled, numSurroundFormatsReq * sizeof(bool));
}
free(surroundFormats);
free(surroundFormatsEnabled);
return NO_ERROR;
}
case SET_SURROUND_FORMAT_ENABLED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_format_t audioFormat = (audio_format_t) data.readInt32();
bool enabled = data.readBool();
status_t status = setSurroundFormatEnabled(audioFormat, enabled);
reply->writeInt32(status);
return NO_ERROR;
}
case GET_OFFLOAD_FORMATS_A2DP: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
std::vector<audio_format_t> encodingFormats;
status_t status = getHwOffloadEncodingFormatsSupportedForA2DP(&encodingFormats);
reply->writeInt32(status);
if (status != NO_ERROR) {
return NO_ERROR;
}
reply->writeUint32(static_cast<uint32_t>(encodingFormats.size()));
for (size_t i = 0; i < encodingFormats.size(); i++)
reply->writeInt32(static_cast<int32_t>(encodingFormats[i]));
return NO_ERROR;
}
case ADD_STREAM_DEFAULT_EFFECT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
effect_uuid_t type;
status_t status = data.read(&type, sizeof(effect_uuid_t));
if (status != NO_ERROR) {
return status;
}
String16 opPackageName;
status = data.readString16(&opPackageName);
if (status != NO_ERROR) {
return status;
}
effect_uuid_t uuid;
status = data.read(&uuid, sizeof(effect_uuid_t));
if (status != NO_ERROR) {
return status;
}
int32_t priority = data.readInt32();
audio_usage_t usage = (audio_usage_t) data.readInt32();
audio_unique_id_t id = 0;
reply->writeInt32(static_cast <int32_t>(addStreamDefaultEffect(&type,
opPackageName,
&uuid,
priority,
usage,
&id)));
reply->writeInt32(id);
return NO_ERROR;
}
case REMOVE_STREAM_DEFAULT_EFFECT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_unique_id_t id = static_cast<audio_unique_id_t>(data.readInt32());
reply->writeInt32(static_cast <int32_t>(removeStreamDefaultEffect(id)));
return NO_ERROR;
}
case ADD_SOURCE_DEFAULT_EFFECT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
effect_uuid_t type;
status_t status = data.read(&type, sizeof(effect_uuid_t));
if (status != NO_ERROR) {
return status;
}
String16 opPackageName;
status = data.readString16(&opPackageName);
if (status != NO_ERROR) {
return status;
}
effect_uuid_t uuid;
status = data.read(&uuid, sizeof(effect_uuid_t));
if (status != NO_ERROR) {
return status;
}
int32_t priority = data.readInt32();
audio_source_t source = (audio_source_t) data.readInt32();
audio_unique_id_t id = 0;
reply->writeInt32(static_cast <int32_t>(addSourceDefaultEffect(&type,
opPackageName,
&uuid,
priority,
source,
&id)));
reply->writeInt32(id);
return NO_ERROR;
}
case REMOVE_SOURCE_DEFAULT_EFFECT: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
audio_unique_id_t id = static_cast<audio_unique_id_t>(data.readInt32());
reply->writeInt32(static_cast <int32_t>(removeSourceDefaultEffect(id)));
return NO_ERROR;
}
case SET_ASSISTANT_UID: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
int32_t uid;
status_t status = data.readInt32(&uid);
if (status != NO_ERROR) {
return status;
}
status = setAssistantUid(uid);
reply->writeInt32(static_cast <int32_t>(status));
return NO_ERROR;
}
case SET_A11Y_SERVICES_UIDS: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
std::vector<uid_t> uids;
int32_t size;
status_t status = data.readInt32(&size);
if (status != NO_ERROR) {
return status;
}
if (size > MAX_ITEMS_PER_LIST) {
size = MAX_ITEMS_PER_LIST;
}
for (int32_t i = 0; i < size; i++) {
int32_t uid;
status = data.readInt32(&uid);
if (status != NO_ERROR) {
return status;
}
uids.push_back(uid);
}
status = setA11yServicesUids(uids);
reply->writeInt32(static_cast <int32_t>(status));
return NO_ERROR;
}
case IS_HAPTIC_PLAYBACK_SUPPORTED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
bool isSupported = isHapticPlaybackSupported();
reply->writeBool(isSupported);
return NO_ERROR;
}
case SET_UID_DEVICE_AFFINITY: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
const uid_t uid = (uid_t) data.readInt32();
Vector<AudioDeviceTypeAddr> devices;
size_t size = (size_t)data.readInt32();
for (size_t i = 0; i < size; i++) {
AudioDeviceTypeAddr device;
if (device.readFromParcel((Parcel*)&data) == NO_ERROR) {
devices.add(device);
}
}
status_t status = setUidDeviceAffinities(uid, devices);
reply->writeInt32(status);
return NO_ERROR;
}
case REMOVE_UID_DEVICE_AFFINITY: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
const uid_t uid = (uid_t) data.readInt32();
status_t status = removeUidDeviceAffinities(uid);
reply->writeInt32(status);
return NO_ERROR;
}
case LIST_AUDIO_PRODUCT_STRATEGIES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
AudioProductStrategyVector strategies;
status_t status = listAudioProductStrategies(strategies);
reply->writeInt32(status);
if (status != NO_ERROR) {
return NO_ERROR;
}
size_t size = strategies.size();
size_t sizePosition = reply->dataPosition();
reply->writeInt32(size);
size_t finalSize = size;
for (size_t i = 0; i < size; i++) {
size_t position = reply->dataPosition();
if (strategies[i].writeToParcel(reply) != NO_ERROR) {
reply->setDataPosition(position);
finalSize--;
}
}
if (size != finalSize) {
size_t position = reply->dataPosition();
reply->setDataPosition(sizePosition);
reply->writeInt32(finalSize);
reply->setDataPosition(position);
}
return NO_ERROR;
}
case GET_STRATEGY_FOR_ATTRIBUTES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
AudioAttributes attributes;
status_t status = attributes.readFromParcel(&data);
if (status != NO_ERROR) {
return status;
}
product_strategy_t strategy;
status = getProductStrategyFromAudioAttributes(attributes, strategy);
reply->writeInt32(status);
if (status != NO_ERROR) {
return NO_ERROR;
}
reply->writeUint32(static_cast<int>(strategy));
return NO_ERROR;
}
case LIST_AUDIO_VOLUME_GROUPS: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
AudioVolumeGroupVector groups;
status_t status = listAudioVolumeGroups(groups);
reply->writeInt32(status);
if (status != NO_ERROR) {
return NO_ERROR;
}
size_t size = groups.size();
size_t sizePosition = reply->dataPosition();
reply->writeInt32(size);
size_t finalSize = size;
for (size_t i = 0; i < size; i++) {
size_t position = reply->dataPosition();
if (groups[i].writeToParcel(reply) != NO_ERROR) {
reply->setDataPosition(position);
finalSize--;
}
}
if (size != finalSize) {
size_t position = reply->dataPosition();
reply->setDataPosition(sizePosition);
reply->writeInt32(finalSize);
reply->setDataPosition(position);
}
return NO_ERROR;
}
case GET_VOLUME_GROUP_FOR_ATTRIBUTES: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
AudioAttributes attributes;
status_t status = attributes.readFromParcel(&data);
if (status != NO_ERROR) {
return status;
}
volume_group_t group;
status = getVolumeGroupFromAudioAttributes(attributes, group);
reply->writeInt32(status);
if (status != NO_ERROR) {
return NO_ERROR;
}
reply->writeUint32(static_cast<int>(group));
return NO_ERROR;
}
case SET_ALLOWED_CAPTURE_POLICY: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
uid_t uid = data.readInt32();
audio_flags_mask_t flags = data.readInt32();
status_t status = setAllowedCapturePolicy(uid, flags);
reply->writeInt32(status);
return NO_ERROR;
}
case SET_RTT_ENABLED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
bool enabled = static_cast<bool>(data.readInt32());
status_t status = setRttEnabled(enabled);
reply->writeInt32(status);
return NO_ERROR;
}
case IS_CALL_SCREEN_MODE_SUPPORTED: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
bool isAvailable = isCallScreenModeSupported();
reply->writeBool(isAvailable);
return NO_ERROR;
}
case SET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
product_strategy_t strategy = (product_strategy_t) data.readUint32();
AudioDeviceTypeAddr device;
status_t status = device.readFromParcel((Parcel*)&data);
if (status != NO_ERROR) {
return status;
}
status = setPreferredDeviceForStrategy(strategy, device);
reply->writeInt32(status);
return NO_ERROR;
}
case REMOVE_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
product_strategy_t strategy = (product_strategy_t) data.readUint32();
status_t status = removePreferredDeviceForStrategy(strategy);
reply->writeInt32(status);
return NO_ERROR;
}
case GET_PREFERRED_DEVICE_FOR_PRODUCT_STRATEGY: {
CHECK_INTERFACE(IAudioPolicyService, data, reply);
product_strategy_t strategy = (product_strategy_t) data.readUint32();
AudioDeviceTypeAddr device;
status_t status = getPreferredDeviceForStrategy(strategy, device);
status_t marshall_status = device.writeToParcel(reply);
if (marshall_status != NO_ERROR) {
return marshall_status;
}
reply->writeInt32(status);
return NO_ERROR;
}
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
/** returns true if string overflow was prevented by zero termination */
template <size_t size>
static bool preventStringOverflow(char (&s)[size]) {
if (strnlen(s, size) < size) return false;
s[size - 1] = '\0';
return true;
}
void BnAudioPolicyService::sanetizeAudioAttributes(audio_attributes_t* attr)
{
const size_t tagsMaxSize = AUDIO_ATTRIBUTES_TAGS_MAX_SIZE;
if (strnlen(attr->tags, tagsMaxSize) >= tagsMaxSize) {
android_errorWriteLog(0x534e4554, "68953950"); // SafetyNet logging
}
attr->tags[tagsMaxSize - 1] = '\0';
}
/** returns BAD_VALUE if sanitization was required. */
status_t BnAudioPolicyService::sanitizeEffectDescriptor(effect_descriptor_t* desc)
{
if (preventStringOverflow(desc->name)
| /* always */ preventStringOverflow(desc->implementor)) {
android_errorWriteLog(0x534e4554, "73126106"); // SafetyNet logging
return BAD_VALUE;
}
return NO_ERROR;
}
/** returns BAD_VALUE if sanitization was required. */
status_t BnAudioPolicyService::sanitizeAudioPortConfig(struct audio_port_config* config)
{
if (config->type == AUDIO_PORT_TYPE_DEVICE &&
preventStringOverflow(config->ext.device.address)) {
return BAD_VALUE;
}
return NO_ERROR;
}
// ----------------------------------------------------------------------------
} // namespace android