1 /* 2 * Copyright (C) 2007 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 "ISurface" 18 19 #include <stdio.h> 20 #include <stdint.h> 21 #include <sys/types.h> 22 23 #include <binder/Parcel.h> 24 25 #include <gui/ISurface.h> 26 #include <gui/ISurfaceTexture.h> 27 28 namespace android { 29 30 // ---------------------------------------------------------------------- 31 32 class BpSurface : public BpInterface<ISurface> 33 { 34 public: 35 BpSurface(const sp<IBinder>& impl) 36 : BpInterface<ISurface>(impl) 37 { 38 } 39 40 virtual sp<ISurfaceTexture> getSurfaceTexture() const { 41 Parcel data, reply; 42 data.writeInterfaceToken(ISurface::getInterfaceDescriptor()); 43 remote()->transact(GET_SURFACE_TEXTURE, data, &reply); 44 return interface_cast<ISurfaceTexture>(reply.readStrongBinder()); 45 } 46 }; 47 48 IMPLEMENT_META_INTERFACE(Surface, "android.ui.ISurface"); 49 50 // ---------------------------------------------------------------------- 51 52 status_t BnSurface::onTransact( 53 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 54 { 55 switch(code) { 56 case GET_SURFACE_TEXTURE: { 57 CHECK_INTERFACE(ISurface, data, reply); 58 reply->writeStrongBinder( getSurfaceTexture()->asBinder() ); 59 return NO_ERROR; 60 } 61 default: 62 return BBinder::onTransact(code, data, reply, flags); 63 } 64 } 65 66 }; // namespace android 67
