1/* 2 * Copyright (C) 2014 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 CLEARKEY_CRYPTO_PLUGIN_H_ 18#define CLEARKEY_CRYPTO_PLUGIN_H_ 19 20#include <media/hardware/CryptoAPI.h> 21#include <media/stagefright/foundation/ABase.h> 22#include <media/stagefright/foundation/AString.h> 23#include <utils/Errors.h> 24#include <utils/StrongPointer.h> 25 26#include "ClearKeyTypes.h" 27#include "Session.h" 28#include "Utils.h" 29 30namespace clearkeydrm { 31 32class CryptoPlugin : public android::CryptoPlugin { 33public: 34 CryptoPlugin(const android::sp<Session>& session) : mSession(session) {} 35 virtual ~CryptoPlugin() {} 36 37 virtual bool requiresSecureDecoderComponent(const char* mime) const { 38 UNUSED(mime); 39 return false; 40 } 41 42 virtual ssize_t decrypt( 43 bool secure, const KeyId keyId, const Iv iv, 44 Mode mode, const void* srcPtr, 45 const SubSample* subSamples, size_t numSubSamples, 46 void* dstPtr, android::AString* errorDetailMsg); 47 48private: 49 DISALLOW_EVIL_CONSTRUCTORS(CryptoPlugin); 50 51 android::sp<Session> mSession; 52}; 53 54} // namespace clearkeydrm 55 56#endif // CLEARKEY_CRYPTO_PLUGIN_H_ 57