Home | History | Annotate | Download | only in hwbinder 
      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                                 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>
     55 inline BpInterface<INTERFACE>::BpInterface(const sp<IBinder>& remote)
     56     : BpHwRefBase(remote)
     57 {
     58 }
     59 
     60 template<typename INTERFACE>
     61 inline 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