IDrmManagerService.h revision e943f84129326ab885cc7a69dcfa17f766b72b89
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 __IDRM_MANAGER_SERVICE_H__ 18#define __IDRM_MANAGER_SERVICE_H__ 19 20#include <utils/RefBase.h> 21#include <binder/IInterface.h> 22#include <binder/Parcel.h> 23#include <drm/drm_framework_common.h> 24#include "IDrmServiceListener.h" 25 26namespace android { 27 28class DrmContentIds; 29class DrmConstraints; 30class DrmRights; 31class DrmInfo; 32class DrmInfoStatus; 33class DrmInfoRequest; 34class DrmSupportInfo; 35class DrmConvertedStatus; 36class String8; 37class ActionDescription; 38 39/** 40 * This is the interface class for DRM Manager service. 41 * 42 */ 43class IDrmManagerService : public IInterface 44{ 45public: 46 enum { 47 ADD_UNIQUEID = IBinder::FIRST_CALL_TRANSACTION, 48 REMOVE_UNIQUEID, 49 ADD_CLIENT, 50 REMOVE_CLIENT, 51 SET_DRM_SERVICE_LISTENER, 52 INSTALL_DRM_ENGINE, 53 GET_CONSTRAINTS_FROM_CONTENT, 54 CAN_HANDLE, 55 PROCESS_DRM_INFO, 56 ACQUIRE_DRM_INFO, 57 SAVE_RIGHTS, 58 GET_ORIGINAL_MIMETYPE, 59 GET_DRM_OBJECT_TYPE, 60 CHECK_RIGHTS_STATUS, 61 CONSUME_RIGHTS, 62 SET_PLAYBACK_STATUS, 63 VALIDATE_ACTION, 64 REMOVE_RIGHTS, 65 REMOVE_ALL_RIGHTS, 66 OPEN_CONVERT_SESSION, 67 CONVERT_DATA, 68 CLOSE_CONVERT_SESSION, 69 GET_ALL_SUPPORT_INFO, 70 OPEN_DECRYPT_SESSION, 71 OPEN_DECRYPT_SESSION_FROM_URI, 72 CLOSE_DECRYPT_SESSION, 73 INITIALIZE_DECRYPT_UNIT, 74 DECRYPT, 75 FINALIZE_DECRYPT_UNIT, 76 PREAD 77 }; 78 79public: 80 DECLARE_META_INTERFACE(DrmManagerService); 81 82public: 83 virtual int addUniqueId(int uniqueId) = 0; 84 85 virtual void removeUniqueId(int uniqueId) = 0; 86 87 virtual void addClient(int uniqueId) = 0; 88 89 virtual void removeClient(int uniqueId) = 0; 90 91 virtual status_t setDrmServiceListener( 92 int uniqueId, const sp<IDrmServiceListener>& infoListener) = 0; 93 94 virtual status_t installDrmEngine(int uniqueId, const String8& drmEngineFile) = 0; 95 96 virtual DrmConstraints* getConstraints( 97 int uniqueId, const String8* path, const int action) = 0; 98 99 virtual bool canHandle(int uniqueId, const String8& path, const String8& mimeType) = 0; 100 101 virtual DrmInfoStatus* processDrmInfo(int uniqueId, const DrmInfo* drmInfo) = 0; 102 103 virtual DrmInfo* acquireDrmInfo(int uniqueId, const DrmInfoRequest* drmInforequest) = 0; 104 105 virtual status_t saveRights(int uniqueId, const DrmRights& drmRights, 106 const String8& rightsPath, const String8& contentPath) = 0; 107 108 virtual String8 getOriginalMimeType(int uniqueId, const String8& path) = 0; 109 110 virtual int getDrmObjectType( 111 int uniqueId, const String8& path, const String8& mimeType) = 0; 112 113 virtual int checkRightsStatus(int uniqueId, const String8& path, int action) = 0; 114 115 virtual status_t consumeRights( 116 int uniqueId, DecryptHandle* decryptHandle, int action, bool reserve) = 0; 117 118 virtual status_t setPlaybackStatus( 119 int uniqueId, DecryptHandle* decryptHandle, int playbackStatus, int position) = 0; 120 121 virtual bool validateAction( 122 int uniqueId, const String8& path, 123 int action, const ActionDescription& description) = 0; 124 125 virtual status_t removeRights(int uniqueId, const String8& path) = 0; 126 127 virtual status_t removeAllRights(int uniqueId) = 0; 128 129 virtual int openConvertSession(int uniqueId, const String8& mimeType) = 0; 130 131 virtual DrmConvertedStatus* convertData( 132 int uniqueId, int convertId, const DrmBuffer* inputData) = 0; 133 134 virtual DrmConvertedStatus* closeConvertSession(int uniqueId, int convertId) = 0; 135 136 virtual status_t getAllSupportInfo( 137 int uniqueId, int* length, DrmSupportInfo** drmSupportInfoArray) = 0; 138 139 virtual DecryptHandle* openDecryptSession(int uniqueId, int fd, int offset, int length) = 0; 140 141 virtual DecryptHandle* openDecryptSession(int uniqueId, const char* uri) = 0; 142 143 virtual status_t closeDecryptSession(int uniqueId, DecryptHandle* decryptHandle) = 0; 144 145 virtual status_t initializeDecryptUnit(int uniqueId, DecryptHandle* decryptHandle, 146 int decryptUnitId, const DrmBuffer* headerInfo) = 0; 147 148 virtual status_t decrypt(int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId, 149 const DrmBuffer* encBuffer, DrmBuffer** decBuffer, DrmBuffer* IV) = 0; 150 151 virtual status_t finalizeDecryptUnit( 152 int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId) = 0; 153 154 virtual ssize_t pread(int uniqueId, DecryptHandle* decryptHandle, 155 void* buffer, ssize_t numBytes,off_t offset) = 0; 156}; 157 158/** 159 * This is the Binder implementation class for DRM Manager service. 160 */ 161class BpDrmManagerService: public BpInterface<IDrmManagerService> 162{ 163public: 164 BpDrmManagerService(const sp<IBinder>& impl) 165 : BpInterface<IDrmManagerService>(impl) {} 166 167 virtual int addUniqueId(int uniqueId); 168 169 virtual void removeUniqueId(int uniqueId); 170 171 virtual void addClient(int uniqueId); 172 173 virtual void removeClient(int uniqueId); 174 175 virtual status_t setDrmServiceListener( 176 int uniqueId, const sp<IDrmServiceListener>& infoListener); 177 178 virtual status_t installDrmEngine(int uniqueId, const String8& drmEngineFile); 179 180 virtual DrmConstraints* getConstraints(int uniqueId, const String8* path, const int action); 181 182 virtual bool canHandle(int uniqueId, const String8& path, const String8& mimeType); 183 184 virtual DrmInfoStatus* processDrmInfo(int uniqueId, const DrmInfo* drmInfo); 185 186 virtual DrmInfo* acquireDrmInfo(int uniqueId, const DrmInfoRequest* drmInforequest); 187 188 virtual status_t saveRights(int uniqueId, const DrmRights& drmRights, 189 const String8& rightsPath, const String8& contentPath); 190 191 virtual String8 getOriginalMimeType(int uniqueId, const String8& path); 192 193 virtual int getDrmObjectType(int uniqueId, const String8& path, const String8& mimeType); 194 195 virtual int checkRightsStatus(int uniqueId, const String8& path, int action); 196 197 virtual status_t consumeRights( 198 int uniqueId, DecryptHandle* decryptHandle, int action, bool reserve); 199 200 virtual status_t setPlaybackStatus( 201 int uniqueId, DecryptHandle* decryptHandle, int playbackStatus, int position); 202 203 virtual bool validateAction( 204 int uniqueId, const String8& path, int action, const ActionDescription& description); 205 206 virtual status_t removeRights(int uniqueId, const String8& path); 207 208 virtual status_t removeAllRights(int uniqueId); 209 210 virtual int openConvertSession(int uniqueId, const String8& mimeType); 211 212 virtual DrmConvertedStatus* convertData( 213 int uniqueId, int convertId, const DrmBuffer* inputData); 214 215 virtual DrmConvertedStatus* closeConvertSession(int uniqueId, int convertId); 216 217 virtual status_t getAllSupportInfo( 218 int uniqueId, int* length, DrmSupportInfo** drmSupportInfoArray); 219 220 virtual DecryptHandle* openDecryptSession(int uniqueId, int fd, int offset, int length); 221 222 virtual DecryptHandle* openDecryptSession(int uniqueId, const char* uri); 223 224 virtual status_t closeDecryptSession(int uniqueId, DecryptHandle* decryptHandle); 225 226 virtual status_t initializeDecryptUnit(int uniqueId, DecryptHandle* decryptHandle, 227 int decryptUnitId, const DrmBuffer* headerInfo); 228 229 virtual status_t decrypt(int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId, 230 const DrmBuffer* encBuffer, DrmBuffer** decBuffer, DrmBuffer* IV); 231 232 virtual status_t finalizeDecryptUnit( 233 int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId); 234 235 virtual ssize_t pread(int uniqueId, DecryptHandle* decryptHandle, 236 void* buffer, ssize_t numBytes, off_t offset); 237}; 238 239/** 240 * This is the Binder implementation class for DRM Manager service. 241 */ 242class BnDrmManagerService: public BnInterface<IDrmManagerService> 243{ 244public: 245 virtual status_t onTransact( 246 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags = 0); 247}; 248 249}; 250 251#endif /* __IDRM_MANAGER_SERVICE_H__ */ 252 253