1 /* 2 * Copyright (C) 2005 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 // 18 #ifndef ANDROID_HARDWARE_IINTERFACE_H 19 #define ANDROID_HARDWARE_IINTERFACE_H 20 21 #include <hwbinder/Binder.h> 22 23 namespace android { 24 namespace hardware { 25 // ---------------------------------------------------------------------- 26 27 class IInterface : public virtual RefBase 28 { 29 public: 30 IInterface(); 31 static sp<IBinder> asBinder(const IInterface*); 32 static sp<IBinder> asBinder(const sp<IInterface>&); 33 protected: 34 virtual ~IInterface(); 35 virtual IBinder* onAsBinder() = 0; 36 }; 37 38 // ---------------------------------------------------------------------- 39 40 template<typename INTERFACE> 41 class BpInterface : public INTERFACE, public IInterface, public BpHwRefBase 42 { 43 public: 44 explicit BpInterface(const sp<IBinder>& remote); 45 virtual IBinder* onAsBinder(); 46 }; 47 48 // ---------------------------------------------------------------------- 49 50 // ---------------------------------------------------------------------- 51 // No user-serviceable parts after this... 52 53 54 template<typename INTERFACE> BpInterface(const sp<IBinder> & remote)55inline BpInterface<INTERFACE>::BpInterface(const sp<IBinder>& remote) 56 : BpHwRefBase(remote) 57 { 58 } 59 60 template<typename INTERFACE> onAsBinder()61inline IBinder* BpInterface<INTERFACE>::onAsBinder() 62 { 63 return remote(); 64 } 65 66 // ---------------------------------------------------------------------- 67 68 }; // namespace hardware 69 }; // namespace android 70 71 #endif // ANDROID_HARDWARE_IINTERFACE_H 72