diff options
Diffstat (limited to 'audio/common/all-versions/default/service/service.cpp')
| -rw-r--r-- | audio/common/all-versions/default/service/service.cpp | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/audio/common/all-versions/default/service/service.cpp b/audio/common/all-versions/default/service/service.cpp index bbc14adc6c..fbf616563d 100644 --- a/audio/common/all-versions/default/service/service.cpp +++ b/audio/common/all-versions/default/service/service.cpp @@ -16,11 +16,14 @@ #define LOG_TAG "audiohalservice" +#include <signal.h> #include <string> #include <vector> +#include <android/binder_process.h> #include <binder/ProcessState.h> #include <cutils/properties.h> +#include <dlfcn.h> #include <hidl/HidlTransportSupport.h> #include <hidl/LegacySupport.h> #include <hwbinder/ProcessState.h> @@ -44,11 +47,41 @@ static bool registerPassthroughServiceImplementations(Iter first, Iter last) { return false; } +static bool registerExternalServiceImplementation(const std::string& libName, + const std::string& funcName) { + constexpr int dlMode = RTLD_LAZY; + void* handle = nullptr; + dlerror(); // clear + auto libPath = libName + ".so"; + handle = dlopen(libPath.c_str(), dlMode); + if (handle == nullptr) { + const char* error = dlerror(); + ALOGE("Failed to dlopen %s: %s", libPath.c_str(), + error != nullptr ? error : "unknown error"); + return false; + } + binder_status_t (*factoryFunction)(); + *(void**)(&factoryFunction) = dlsym(handle, funcName.c_str()); + if (!factoryFunction) { + const char* error = dlerror(); + ALOGE("Factory function %s not found in libName %s: %s", funcName.c_str(), libPath.c_str(), + error != nullptr ? error : "unknown error"); + dlclose(handle); + return false; + } + return ((*factoryFunction)() == STATUS_OK); +} + int main(int /* argc */, char* /* argv */ []) { + signal(SIGPIPE, SIG_IGN); + ::android::ProcessState::initWithDriver("/dev/vndbinder"); // start a threadpool for vndbinder interactions ::android::ProcessState::self()->startThreadPool(); + ABinderProcess_setThreadPoolMaxThreadCount(1); + ABinderProcess_startThreadPool(); + const int32_t defaultValue = -1; int32_t value = property_get_int32("persist.vendor.audio.service.hwbinder.size_kbyte", defaultValue); @@ -63,6 +96,7 @@ int main(int /* argc */, char* /* argv */ []) { const std::vector<InterfacesList> mandatoryInterfaces = { { "Audio Core API", + "android.hardware.audio@7.1::IDevicesFactory", "android.hardware.audio@7.0::IDevicesFactory", "android.hardware.audio@6.0::IDevicesFactory", "android.hardware.audio@5.0::IDevicesFactory", @@ -87,6 +121,7 @@ int main(int /* argc */, char* /* argv */ []) { }, { "Bluetooth Audio API", + "android.hardware.bluetooth.audio@2.2::IBluetoothAudioProvidersFactory", "android.hardware.bluetooth.audio@2.1::IBluetoothAudioProvidersFactory", "android.hardware.bluetooth.audio@2.0::IBluetoothAudioProvidersFactory", }, @@ -96,6 +131,13 @@ int main(int /* argc */, char* /* argv */ []) { "android.hardware.bluetooth.a2dp@1.0::IBluetoothAudioOffload" } }; + + const std::vector<std::pair<std::string,std::string>> optionalInterfaceSharedLibs = { + { + "android.hardware.bluetooth.audio-impl", + "createIBluetoothAudioProviderFactory", + }, + }; // clang-format on for (const auto& listIter : mandatoryInterfaces) { @@ -112,5 +154,15 @@ int main(int /* argc */, char* /* argv */ []) { "Could not register %s", interfaceFamilyName.c_str()); } + for (const auto& interfacePair : optionalInterfaceSharedLibs) { + const std::string& libraryName = interfacePair.first; + const std::string& interfaceLoaderFuncName = interfacePair.second; + if (registerExternalServiceImplementation(libraryName, interfaceLoaderFuncName)) { + ALOGI("%s() from %s success", interfaceLoaderFuncName.c_str(), libraryName.c_str()); + } else { + ALOGW("%s() from %s failed", interfaceLoaderFuncName.c_str(), libraryName.c_str()); + } + } + joinRpcThreadpool(); } |