DrmPassthruPlugIn.h revision 2272ee27d9022d173b6eab45c409b3c3f57f30ec
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 __DRM_PASSTHRU_PLUGIN_H__ 18#define __DRM_PASSTHRU_PLUGIN_H__ 19 20#include <DrmEngineBase.h> 21 22namespace android { 23 24class DrmPassthruPlugIn : public DrmEngineBase { 25 26public: 27 DrmPassthruPlugIn(); 28 virtual ~DrmPassthruPlugIn(); 29 30protected: 31 DrmConstraints* onGetConstraints(int uniqueId, const String8* path, int action); 32 33 status_t onInitialize(int uniqueId); 34 35 status_t onSetOnInfoListener(int uniqueId, const IDrmEngine::OnInfoListener* infoListener); 36 37 status_t onTerminate(int uniqueId); 38 39 bool onCanHandle(int uniqueId, const String8& path); 40 41 DrmInfoStatus* onProcessDrmInfo(int uniqueId, const DrmInfo* drmInfo); 42 43 status_t onSaveRights(int uniqueId, const DrmRights& drmRights, 44 const String8& rightsPath, const String8& contentPath); 45 46 DrmInfo* onAcquireDrmInfo(int uniqueId, const DrmInfoRequest* drmInfoRequest); 47 48 String8 onGetOriginalMimeType(int uniqueId, const String8& path); 49 50 int onGetDrmObjectType(int uniqueId, const String8& path, const String8& mimeType); 51 52 int onCheckRightsStatus(int uniqueId, const String8& path, int action); 53 54 status_t onConsumeRights(int uniqueId, DecryptHandle* decryptHandle, int action, bool reserve); 55 56 status_t onSetPlaybackStatus( 57 int uniqueId, DecryptHandle* decryptHandle, int playbackStatus, int position); 58 59 bool onValidateAction( 60 int uniqueId, const String8& path, int action, const ActionDescription& description); 61 62 status_t onRemoveRights(int uniqueId, const String8& path); 63 64 status_t onRemoveAllRights(int uniqueId); 65 66 status_t onOpenConvertSession(int uniqueId, int convertId); 67 68 DrmConvertedStatus* onConvertData(int uniqueId, int convertId, const DrmBuffer* inputData); 69 70 DrmConvertedStatus* onCloseConvertSession(int uniqueId, int convertId); 71 72 DrmSupportInfo* onGetSupportInfo(int uniqueId); 73 74 status_t onOpenDecryptSession( 75 int uniqueId, DecryptHandle* decryptHandle, int fd, int offset, int length); 76 77 status_t onCloseDecryptSession(int uniqueId, DecryptHandle* decryptHandle); 78 79 status_t onInitializeDecryptUnit(int uniqueId, DecryptHandle* decryptHandle, 80 int decryptUnitId, const DrmBuffer* headerInfo); 81 82 status_t onDecrypt(int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId, 83 const DrmBuffer* encBuffer, DrmBuffer** decBuffer, DrmBuffer* IV); 84 85 status_t onFinalizeDecryptUnit(int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId); 86 87 ssize_t onPread(int uniqueId, DecryptHandle* decryptHandle, 88 void* buffer, ssize_t numBytes, off_t offset); 89 90private: 91 DecryptHandle* openDecryptSessionImpl(); 92}; 93 94}; 95 96#endif /* __DRM_PASSTHRU_PLUGIN_H__ */ 97 98