1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "DevicesFactoryHalHybrid"
18 //#define LOG_NDEBUG 0
19 
20 #include "DevicesFactoryHalHidl.h"
21 #include "DevicesFactoryHalHybrid.h"
22 #include "DevicesFactoryHalLocal.h"
23 
24 namespace android {
25 namespace CPP_VERSION {
26 
DevicesFactoryHalHybrid(sp<IDevicesFactory> hidlFactory)27 DevicesFactoryHalHybrid::DevicesFactoryHalHybrid(sp<IDevicesFactory> hidlFactory)
28         : mLocalFactory(new DevicesFactoryHalLocal()),
29           mHidlFactory(new DevicesFactoryHalHidl(hidlFactory)) {
30 }
31 
openDevice(const char * name,sp<DeviceHalInterface> * device)32 status_t DevicesFactoryHalHybrid::openDevice(const char *name, sp<DeviceHalInterface> *device) {
33     if (mHidlFactory != 0 && strcmp(AUDIO_HARDWARE_MODULE_ID_A2DP, name) != 0 &&
34         strcmp(AUDIO_HARDWARE_MODULE_ID_HEARING_AID, name) != 0) {
35         return mHidlFactory->openDevice(name, device);
36     }
37     return mLocalFactory->openDevice(name, device);
38 }
39 
getHalPids(std::vector<pid_t> * pids)40 status_t DevicesFactoryHalHybrid::getHalPids(std::vector<pid_t> *pids) {
41     if (mHidlFactory != 0) {
42         return mHidlFactory->getHalPids(pids);
43     }
44     return INVALID_OPERATION;
45 }
46 
setCallbackOnce(sp<DevicesFactoryHalCallback> callback)47 status_t DevicesFactoryHalHybrid::setCallbackOnce(sp<DevicesFactoryHalCallback> callback) {
48     if (mHidlFactory) {
49         return mHidlFactory->setCallbackOnce(callback);
50     }
51     return INVALID_OPERATION;
52 }
53 
54 } // namespace CPP_VERSION
55 
createIDevicesFactory()56 extern "C" __attribute__((visibility("default"))) void* createIDevicesFactory() {
57     auto service = hardware::audio::CPP_VERSION::IDevicesFactory::getService();
58     return service ? new CPP_VERSION::DevicesFactoryHalHybrid(service) : nullptr;
59 }
60 
61 } // namespace android
62