libaudiohal: Dynamically load appropriate HIDL shim library
Remove static linking to libaudiohal@N.0.so libraries.
Instead, use HIDL IServiceManager to figure out the actual
version used by the device and load the appropriate library
dynamically.
Bug: 142480271
Bug: 148118201
Test: make and check audio on the device
Change-Id: I8e6eb9eeef3335da516d983d5d4f0f1b128ef0a6
diff --git a/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp b/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp
index a5aef1b..52f150a 100644
--- a/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp
+++ b/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp
@@ -20,7 +20,6 @@
#include "DevicesFactoryHalHidl.h"
#include "DevicesFactoryHalHybrid.h"
#include "DevicesFactoryHalLocal.h"
-#include <libaudiohal/FactoryHalHidl.h>
namespace android {
namespace CPP_VERSION {
@@ -47,8 +46,7 @@
} // namespace CPP_VERSION
-template <>
-sp<DevicesFactoryHalInterface> createFactoryHal<AudioHALVersion::CPP_VERSION>() {
+extern "C" __attribute__((visibility("default"))) void* createIDevicesFactory() {
auto service = hardware::audio::CPP_VERSION::IDevicesFactory::getService();
return service ? new CPP_VERSION::DevicesFactoryHalHybrid(service) : nullptr;
}