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 26 namespace android { 27 28 class DrmConstraints; 29 class DrmMetadata; 30 class DrmRights; 31 class DrmInfo; 32 class DrmInfoStatus; 33 class DrmInfoRequest; 34 class DrmSupportInfo; 35 class DrmConvertedStatus; 36 class String8; 37 class ActionDescription; 38 39 /** 40 * This is the interface class for DRM Manager service. 41 * 42 */ 43 class IDrmManagerService : public IInterface 44 { 45 public: 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 GET_METADATA_FROM_CONTENT, 55 CAN_HANDLE, 56 PROCESS_DRM_INFO, 57 ACQUIRE_DRM_INFO, 58 SAVE_RIGHTS, 59 GET_ORIGINAL_MIMETYPE, 60 GET_DRM_OBJECT_TYPE, 61 CHECK_RIGHTS_STATUS, 62 CONSUME_RIGHTS, 63 SET_PLAYBACK_STATUS, 64 VALIDATE_ACTION, 65 REMOVE_RIGHTS, 66 REMOVE_ALL_RIGHTS, 67 OPEN_CONVERT_SESSION, 68 CONVERT_DATA, 69 CLOSE_CONVERT_SESSION, 70 GET_ALL_SUPPORT_INFO, 71 OPEN_DECRYPT_SESSION, 72 OPEN_DECRYPT_SESSION_FROM_URI, 73 OPEN_DECRYPT_SESSION_FOR_STREAMING, 74 CLOSE_DECRYPT_SESSION, 75 INITIALIZE_DECRYPT_UNIT, 76 DECRYPT, 77 FINALIZE_DECRYPT_UNIT, 78 PREAD 79 }; 80 81 public: 82 DECLARE_META_INTERFACE(DrmManagerService); 83 84 public: 85 virtual int addUniqueId(bool isNative) = 0; 86 87 virtual void removeUniqueId(int uniqueId) = 0; 88 89 virtual void addClient(int uniqueId) = 0; 90 91 virtual void removeClient(int uniqueId) = 0; 92 93 virtual status_t setDrmServiceListener( 94 int uniqueId, const sp<IDrmServiceListener>& infoListener) = 0; 95 96 virtual DrmConstraints* getConstraints( 97 int uniqueId, const String8* path, const int action) = 0; 98 99 virtual DrmMetadata* getMetadata(int uniqueId, const String8* path) = 0; 100 101 virtual bool canHandle(int uniqueId, const String8& path, const String8& mimeType) = 0; 102 103 virtual DrmInfoStatus* processDrmInfo(int uniqueId, const DrmInfo* drmInfo) = 0; 104 105 virtual DrmInfo* acquireDrmInfo(int uniqueId, const DrmInfoRequest* drmInforequest) = 0; 106 107 virtual status_t saveRights(int uniqueId, const DrmRights& drmRights, 108 const String8& rightsPath, const String8& contentPath) = 0; 109 110 virtual String8 getOriginalMimeType(int uniqueId, const String8& path, int fd) = 0; 111 112 virtual int getDrmObjectType( 113 int uniqueId, const String8& path, const String8& mimeType) = 0; 114 115 virtual int checkRightsStatus(int uniqueId, const String8& path, int action) = 0; 116 117 virtual status_t consumeRights( 118 int uniqueId, DecryptHandle* decryptHandle, int action, bool reserve) = 0; 119 120 virtual status_t setPlaybackStatus( 121 int uniqueId, DecryptHandle* decryptHandle, int playbackStatus, int64_t position) = 0; 122 123 virtual bool validateAction( 124 int uniqueId, const String8& path, 125 int action, const ActionDescription& description) = 0; 126 127 virtual status_t removeRights(int uniqueId, const String8& path) = 0; 128 129 virtual status_t removeAllRights(int uniqueId) = 0; 130 131 virtual int openConvertSession(int uniqueId, const String8& mimeType) = 0; 132 133 virtual DrmConvertedStatus* convertData( 134 int uniqueId, int convertId, const DrmBuffer* inputData) = 0; 135 136 virtual DrmConvertedStatus* closeConvertSession(int uniqueId, int convertId) = 0; 137 138 virtual status_t getAllSupportInfo( 139 int uniqueId, int* length, DrmSupportInfo** drmSupportInfoArray) = 0; 140 141 virtual DecryptHandle* openDecryptSession( 142 int uniqueId, int fd, off64_t offset, 143 off64_t length, const char* mime) = 0; 144 145 virtual DecryptHandle* openDecryptSession( 146 int uniqueId, const char* uri, const char* mime) = 0; 147 148 virtual DecryptHandle* openDecryptSession( 149 int uniqueId, const DrmBuffer& buf, const String8& mimeType) = 0; 150 151 virtual status_t closeDecryptSession(int uniqueId, DecryptHandle* decryptHandle) = 0; 152 153 virtual status_t initializeDecryptUnit(int uniqueId, DecryptHandle* decryptHandle, 154 int decryptUnitId, const DrmBuffer* headerInfo) = 0; 155 156 virtual status_t decrypt(int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId, 157 const DrmBuffer* encBuffer, DrmBuffer** decBuffer, DrmBuffer* IV) = 0; 158 159 virtual status_t finalizeDecryptUnit( 160 int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId) = 0; 161 162 virtual ssize_t pread(int uniqueId, DecryptHandle* decryptHandle, 163 void* buffer, ssize_t numBytes,off64_t offset) = 0; 164 }; 165 166 /** 167 * This is the Binder implementation class for DRM Manager service. 168 */ 169 class BpDrmManagerService: public BpInterface<IDrmManagerService> 170 { 171 public: 172 explicit BpDrmManagerService(const sp<IBinder>& impl) 173 : BpInterface<IDrmManagerService>(impl) {} 174 175 virtual int addUniqueId(bool isNative); 176 177 virtual void removeUniqueId(int uniqueId); 178 179 virtual void addClient(int uniqueId); 180 181 virtual void removeClient(int uniqueId); 182 183 virtual status_t setDrmServiceListener( 184 int uniqueId, const sp<IDrmServiceListener>& infoListener); 185 186 virtual DrmConstraints* getConstraints(int uniqueId, const String8* path, const int action); 187 188 virtual DrmMetadata* getMetadata(int uniqueId, const String8* path); 189 190 virtual bool canHandle(int uniqueId, const String8& path, const String8& mimeType); 191 192 virtual DrmInfoStatus* processDrmInfo(int uniqueId, const DrmInfo* drmInfo); 193 194 virtual DrmInfo* acquireDrmInfo(int uniqueId, const DrmInfoRequest* drmInforequest); 195 196 virtual status_t saveRights(int uniqueId, const DrmRights& drmRights, 197 const String8& rightsPath, const String8& contentPath); 198 199 virtual String8 getOriginalMimeType(int uniqueId, const String8& path, int fd); 200 201 virtual int getDrmObjectType(int uniqueId, const String8& path, const String8& mimeType); 202 203 virtual int checkRightsStatus(int uniqueId, const String8& path, int action); 204 205 virtual status_t consumeRights( 206 int uniqueId, DecryptHandle* decryptHandle, int action, bool reserve); 207 208 virtual status_t setPlaybackStatus( 209 int uniqueId, DecryptHandle* decryptHandle, int playbackStatus, int64_t position); 210 211 virtual bool validateAction( 212 int uniqueId, const String8& path, int action, const ActionDescription& description); 213 214 virtual status_t removeRights(int uniqueId, const String8& path); 215 216 virtual status_t removeAllRights(int uniqueId); 217 218 virtual int openConvertSession(int uniqueId, const String8& mimeType); 219 220 virtual DrmConvertedStatus* convertData( 221 int uniqueId, int convertId, const DrmBuffer* inputData); 222 223 virtual DrmConvertedStatus* closeConvertSession(int uniqueId, int convertId); 224 225 virtual status_t getAllSupportInfo( 226 int uniqueId, int* length, DrmSupportInfo** drmSupportInfoArray); 227 228 virtual DecryptHandle* openDecryptSession( 229 int uniqueId, int fd, off64_t offset, off64_t length, 230 const char* mime); 231 232 virtual DecryptHandle* openDecryptSession( 233 int uniqueId, const char* uri, const char* mime); 234 235 virtual DecryptHandle* openDecryptSession( 236 int uniqueId, const DrmBuffer& buf, const String8& mimeType); 237 238 virtual status_t closeDecryptSession(int uniqueId, DecryptHandle* decryptHandle); 239 240 virtual status_t initializeDecryptUnit(int uniqueId, DecryptHandle* decryptHandle, 241 int decryptUnitId, const DrmBuffer* headerInfo); 242 243 virtual status_t decrypt(int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId, 244 const DrmBuffer* encBuffer, DrmBuffer** decBuffer, DrmBuffer* IV); 245 246 virtual status_t finalizeDecryptUnit( 247 int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId); 248 249 virtual ssize_t pread(int uniqueId, DecryptHandle* decryptHandle, 250 void* buffer, ssize_t numBytes, off64_t offset); 251 }; 252 253 /** 254 * This is the Binder implementation class for DRM Manager service. 255 */ 256 class BnDrmManagerService: public BnInterface<IDrmManagerService> 257 { 258 public: 259 virtual status_t onTransact( 260 uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags = 0); 261 }; 262 263 }; 264 265 #endif /* __IDRM_MANAGER_SERVICE_H__ */ 266 267
