ICrypto.h revision ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6
1ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber/* 2ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * Copyright (C) 2012 The Android Open Source Project 3ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * 4ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 5ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * you may not use this file except in compliance with the License. 6ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * You may obtain a copy of the License at 7ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * 8ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 9ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * 10ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * Unless required by applicable law or agreed to in writing, software 11ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 12ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * See the License for the specific language governing permissions and 14ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber * limitations under the License. 15ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber */ 16ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 17ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber#include <binder/IInterface.h> 18ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber#include <media/stagefright/foundation/ABase.h> 19ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 20ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber#ifndef ANDROID_ICRYPTO_H_ 21ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 22ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber#define ANDROID_ICRYPTO_H_ 23ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 24ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Hubernamespace android { 25ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 26ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huberstruct ICrypto : public IInterface { 27ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber DECLARE_META_INTERFACE(Crypto); 28ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 29ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber virtual status_t initialize() = 0; 30ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber virtual status_t terminate() = 0; 31ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 32ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber virtual status_t setEntitlementKey( 33ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber const void *key, size_t keyLength) = 0; 34ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 35ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber virtual status_t setEntitlementControlMessage( 36ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber const void *msg, size_t msgLength) = 0; 37ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 38ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber // "dstData" is in media_server's address space (but inaccessible). 39ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber virtual ssize_t decryptVideo( 40ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber const void *iv, size_t ivLength, 41ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber const void *srcData, size_t srcDataSize, 42ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber void *dstData, size_t dstDataOffset) = 0; 43ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 44ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber // "dstData" is in the calling process' address space. 45ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber virtual ssize_t decryptAudio( 46ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber const void *iv, size_t ivLength, 47ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber const void *srcData, size_t srcDataSize, 48ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber void *dstData, size_t dstDataSize) = 0; 49ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 50ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huberprivate: 51ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(ICrypto); 52ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber}; 53ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 54ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huberstruct BnCrypto : public BnInterface<ICrypto> { 55ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber virtual status_t onTransact( 56ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber uint32_t code, const Parcel &data, Parcel *reply, 57ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber uint32_t flags = 0); 58ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber}; 59ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 60ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber} // namespace android 61ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 62ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber#endif // ANDROID_ICRYPTO_H_ 63ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6Andreas Huber 64