ICameraServiceListener.cpp revision bfc9915f482520eb9676c6d2dbf7f1ac078d937d
1/* 2** 3** Copyright 2013, The Android Open Source Project 4** 5** Licensed under the Apache License, Version 2.0 (the "License"); 6** you may not use this file except in compliance with the License. 7** You may obtain a copy of the License at 8** 9** http://www.apache.org/licenses/LICENSE-2.0 10** 11** Unless required by applicable law or agreed to in writing, software 12** distributed under the License is distributed on an "AS IS" BASIS, 13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14** See the License for the specific language governing permissions and 15** limitations under the License. 16*/ 17 18#include <stdint.h> 19#include <sys/types.h> 20 21#include <binder/Parcel.h> 22#include <binder/IPCThreadState.h> 23#include <binder/IServiceManager.h> 24 25#include <camera/ICameraServiceListener.h> 26 27namespace android { 28 29namespace { 30 enum { 31 STATUS_CHANGED = IBinder::FIRST_CALL_TRANSACTION, 32 }; 33}; // namespace anonymous 34 35class BpCameraServiceListener: public BpInterface<ICameraServiceListener> 36{ 37 38public: 39 BpCameraServiceListener(const sp<IBinder>& impl) 40 : BpInterface<ICameraServiceListener>(impl) 41 { 42 } 43 44 virtual void onStatusChanged(Status status, int32_t cameraId) 45 { 46 Parcel data, reply; 47 data.writeInterfaceToken( 48 ICameraServiceListener::getInterfaceDescriptor()); 49 50 data.writeInt32(static_cast<int32_t>(status)); 51 data.writeInt32(cameraId); 52 53 remote()->transact(STATUS_CHANGED, 54 data, 55 &reply, 56 IBinder::FLAG_ONEWAY); 57 } 58}; 59 60IMPLEMENT_META_INTERFACE(CameraServiceListener, 61 "android.hardware.ICameraServiceListener"); 62 63// ---------------------------------------------------------------------- 64 65status_t BnCameraServiceListener::onTransact( 66 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 67{ 68 switch(code) { 69 case STATUS_CHANGED: { 70 CHECK_INTERFACE(ICameraServiceListener, data, reply); 71 72 Status status = static_cast<Status>(data.readInt32()); 73 int32_t cameraId = data.readInt32(); 74 75 onStatusChanged(status, cameraId); 76 77 return NO_ERROR; 78 } break; 79 default: 80 return BBinder::onTransact(code, data, reply, flags); 81 } 82} 83 84// ---------------------------------------------------------------------------- 85 86}; // namespace android 87