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      1 /*
      2  * Copyright (C) 2010 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 #ifndef ANDROID_IEFFECT_H
     18 #define ANDROID_IEFFECT_H
     19 
     20 #include <utils/RefBase.h>
     21 #include <binder/IInterface.h>
     22 #include <binder/Parcel.h>
     23 #include <binder/IMemory.h>
     24 
     25 namespace android {
     26 
     27 class IEffect: public IInterface
     28 {
     29 public:
     30     DECLARE_META_INTERFACE(Effect);
     31 
     32     virtual status_t enable() = 0;
     33 
     34     virtual status_t disable() = 0;
     35 
     36     virtual status_t command(uint32_t cmdCode,
     37                              uint32_t cmdSize,
     38                              void *pCmdData,
     39                              uint32_t *pReplySize,
     40                              void *pReplyData) = 0;
     41 
     42     virtual void disconnect() = 0;
     43 
     44     virtual sp<IMemory> getCblk() const = 0;
     45 };
     46 
     47 // ----------------------------------------------------------------------------
     48 
     49 class BnEffect: public BnInterface<IEffect>
     50 {
     51 public:
     52     virtual status_t    onTransact( uint32_t code,
     53                                     const Parcel& data,
     54                                     Parcel* reply,
     55                                     uint32_t flags = 0);
     56 };
     57 
     58 }; // namespace android
     59 
     60 #endif // ANDROID_IEFFECT_H
     61