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 27 namespace android { 28 29 namespace { 30 enum { 31 STATUS_CHANGED = IBinder::FIRST_CALL_TRANSACTION, 32 }; 33 }; // namespace anonymous 34 35 class BpCameraServiceListener: public BpInterface<ICameraServiceListener> 36 { 37 38 public: 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 60 IMPLEMENT_META_INTERFACE(CameraServiceListener, 61 "android.hardware.ICameraServiceListener"); 62 63 // ---------------------------------------------------------------------- 64 65 status_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