127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi/* 227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Copyright (C) 2010 The Android Open Source Project 327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Licensed under the Apache License, Version 2.0 (the "License"); 527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * you may not use this file except in compliance with the License. 627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * You may obtain a copy of the License at 727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * http://www.apache.org/licenses/LICENSE-2.0 927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 1027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Unless required by applicable law or agreed to in writing, software 1127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * distributed under the License is distributed on an "AS IS" BASIS, 1227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * See the License for the specific language governing permissions and 1427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * limitations under the License. 1527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 1627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 1727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi#ifndef __IDRM_ENGINE_H__ 1827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi#define __IDRM_ENGINE_H__ 1927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 2027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi#include <drm/drm_framework_common.h> 2127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 2227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshinamespace android { 2327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 2427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass DrmConstraints; 253473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimiclass DrmMetadata; 2627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass DrmRights; 2727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass DrmInfo; 2827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass DrmInfoStatus; 2927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass DrmConvertedStatus; 3027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass DrmInfoRequest; 3127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass DrmSupportInfo; 3227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass DrmInfoEvent; 3327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 3427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi/** 3527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * This class is an interface for plug-in user 3627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 3727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Responsibility of this class is provide generic interface to DRM Engine Manager. 3827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Each interface need to be as abstract as possible. 3927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 4027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshiclass IDrmEngine { 4127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshipublic: 4227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual ~IDrmEngine() { 4327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi } 4427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 4527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshipublic: 4627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi class OnInfoListener { 4727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 4827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi public: 4927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual void onInfo(const DrmInfoEvent& event) = 0; 5027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 5127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual ~OnInfoListener() { } 5227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi }; 5327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 5427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshipublic: 5527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 5627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi ////////////////////////////////// 5727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi // Implementation of IDrmEngine // 5827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi ////////////////////////////////// 5927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 6027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 6127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Initialize plug-in 6227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 6327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 6427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return status_t 6527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 6627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 6727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual status_t initialize(int uniqueId) = 0; 6827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 6927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 7027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Register a callback to be invoked when the caller required to 7127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * receive necessary information 7227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 7327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 7427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] infoListener Listener 7527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return status_t 7627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 7727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 7827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual status_t setOnInfoListener( 7927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi int uniqueId, const IDrmEngine::OnInfoListener* infoListener) = 0; 8027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 8127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 8227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Terminate the plug-in 8327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * and release resource bound to plug-in 8427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * e.g.) release native resource 8527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 8627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 8727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return status_t 8827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 8927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 9027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual status_t terminate(int uniqueId) = 0; 9127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 9227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 9327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Get constraint information associated with input content 9427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 9527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 9627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] path Path of the protected content 9727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] action Actions defined such as, 9827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Action::DEFAULT, Action::PLAY, etc 9927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return DrmConstraints 10027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * key-value pairs of constraint are embedded in it 10127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @note 10227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * In case of error, return NULL 10327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 10427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual DrmConstraints* getConstraints( 10527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi int uniqueId, const String8* path, int action) = 0; 10627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 10727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 1083473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi * Get metadata information associated with input content 1093473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi * 1103473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi * @param[in] uniqueId Unique identifier for a session 1113473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi * @param[in] path Path of the protected content 1123473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi * @return DrmMetadata 1133473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi * key-value pairs of metadata 1143473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi * @note 1153473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi * In case of error, return NULL 1163473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi */ 1173473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi virtual DrmMetadata* getMetadata(int uniqueId, const String8* path) = 0; 1183473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi 1193473846f64f5b28e1cbeb70ef5867073fc93159eTakeshi Aimi /** 12027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Get whether the given content can be handled by this plugin or not 12127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 12227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 12327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] path Path the protected object 12427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return bool 12527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * true if this plugin can handle , false in case of not able to handle 12627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 12727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual bool canHandle(int uniqueId, const String8& path) = 0; 12827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 12927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 13027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Executes given drm information based on its type 13127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 13227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 13327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] drmInfo Information needs to be processed 13427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return DrmInfoStatus 13527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * instance as a result of processing given input 13627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 13727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual DrmInfoStatus* processDrmInfo(int uniqueId, const DrmInfo* drmInfo) = 0; 13827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 13927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 14027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Retrieves necessary information for registration, unregistration or rights 14127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * acquisition information. 14227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 14327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 14427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] drmInfoRequest Request information to retrieve drmInfo 14527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return DrmInfo 14627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * instance as a result of processing given input 14727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 14827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual DrmInfo* acquireDrmInfo(int uniqueId, const DrmInfoRequest* drmInfoRequest) = 0; 14927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 15027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 15127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Save DRM rights to specified rights path 15227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * and make association with content path 15327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 15427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 15527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] drmRights DrmRights to be saved 15627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] rightsPath File path where rights to be saved 15727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] contentPath File path where content was saved 1582272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 1592272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 16027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 1612272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t saveRights(int uniqueId, const DrmRights& drmRights, 16227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi const String8& rightsPath, const String8& contentPath) = 0; 16327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 16427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 16527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Retrieves the mime type embedded inside the original content 16627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 16727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 168bf5b3b29e31b293313788d7464cfb258ac0da803James Dong * @param[in] path Path of the content or null. 169bf5b3b29e31b293313788d7464cfb258ac0da803James Dong * @param[in] fd File descriptor of the protected content 17027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return String8 17127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Returns mime-type of the original content, such as "video/mpeg" 17227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 173bf5b3b29e31b293313788d7464cfb258ac0da803James Dong virtual String8 getOriginalMimeType(int uniqueId, const String8& path, int fd) = 0; 17427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 17527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 17627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Retrieves the type of the protected object (content, rights, etc..) 17727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * using specified path or mimetype. At least one parameter should be non null 17827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * to retrieve DRM object type 17927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 18027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 18127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] path Path of the content or null. 18227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] mimeType Mime type of the content or null. 18327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return type of the DRM content, 18427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * such as DrmObjectType::CONTENT, DrmObjectType::RIGHTS_OBJECT 18527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 18627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual int getDrmObjectType( 18727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi int uniqueId, const String8& path, const String8& mimeType) = 0; 18827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 18927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 19027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Check whether the given content has valid rights or not 19127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 19227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 19327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] path Path of the protected content 19427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] action Action to perform (Action::DEFAULT, Action::PLAY, etc) 19527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return the status of the rights for the protected content, 19627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * such as RightsStatus::RIGHTS_VALID, RightsStatus::RIGHTS_EXPIRED, etc. 19727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 19827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual int checkRightsStatus(int uniqueId, const String8& path, int action) = 0; 19927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 20027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 20127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Consumes the rights for a content. 20227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * If the reserve parameter is true the rights is reserved until the same 20327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * application calls this api again with the reserve parameter set to false. 20427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 20527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 20627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptHandle Handle for the decryption session 20727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] action Action to perform. (Action::DEFAULT, Action::PLAY, etc) 20827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] reserve True if the rights should be reserved. 2092272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 2102272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 21127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 2122272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t consumeRights( 21327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi int uniqueId, DecryptHandle* decryptHandle, int action, bool reserve) = 0; 21427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 21527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 21627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Informs the DRM Engine about the playback actions performed on the DRM files. 21727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 21827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 21927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptHandle Handle for the decryption session 22027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] playbackStatus Playback action (Playback::START, Playback::STOP, Playback::PAUSE) 22127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] position Position in the file (in milliseconds) where the start occurs. 22227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Only valid together with Playback::START. 2232272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 2242272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 22527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 2262272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t setPlaybackStatus(int uniqueId, DecryptHandle* decryptHandle, 227a2cd44cb5067b4fe98794860690394254d3ac73cGloria Wang int playbackStatus, int64_t position) = 0; 22827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 22927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 23027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Validates whether an action on the DRM content is allowed or not. 23127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 23227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 23327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] path Path of the protected content 23427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] action Action to validate (Action::PLAY, Action::TRANSFER, etc) 23527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] description Detailed description of the action 23627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return true if the action is allowed. 23727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 23827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual bool validateAction(int uniqueId, const String8& path, 23927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi int action, const ActionDescription& description) = 0; 24027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 24127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 24227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Removes the rights associated with the given protected content 24327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 24427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 24527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] path Path of the protected content 2462272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 2472272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 24827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 2492272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t removeRights(int uniqueId, const String8& path) = 0; 25027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 25127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 25227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Removes all the rights information of each plug-in associated with 25327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * DRM framework. Will be used in master reset 25427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 25527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 2562272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 2572272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 25827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 2592272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t removeAllRights(int uniqueId) = 0; 26027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 26127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 26227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * This API is for Forward Lock based DRM scheme. 26327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Each time the application tries to download a new DRM file 26427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * which needs to be converted, then the application has to 26527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * begin with calling this API. 26627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 26727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 26827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] convertId Handle for the convert session 2692272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 2702272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 27127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 2722272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t openConvertSession(int uniqueId, int convertId) = 0; 27327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 27427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 27527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Accepts and converts the input data which is part of DRM file. 27627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * The resultant converted data and the status is returned in the DrmConvertedInfo 27727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * object. This method will be called each time there are new block 27827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * of data received by the application. 27927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 28027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 28127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] convertId Handle for the convert session 28227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] inputData Input Data which need to be converted 28327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return Return object contains the status of the data conversion, 28427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * the output converted data and offset. In this case the 28527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * application will ignore the offset information. 28627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 28727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual DrmConvertedStatus* convertData( 28827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi int uniqueId, int convertId, const DrmBuffer* inputData) = 0; 28927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 29027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 29127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Informs the Drm Agent when there is no more data which need to be converted 29227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * or when an error occurs. Upon successful conversion of the complete data, 29327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * the agent will inform that where the header and body signature 29427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * should be added. This signature appending is needed to integrity 29527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * protect the converted file. 29627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 29727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 29827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] convertId Handle for the convert session 29927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return Return object contains the status of the data conversion, 30027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * the header and body signature data. It also informs 30127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * the application on which offset these signature data 30227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * should be appended. 30327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 30427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual DrmConvertedStatus* closeConvertSession( int uniqueId, int convertId) = 0; 30527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 30627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 30727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Returns the information about the Drm Engine capabilities which includes 30827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * supported MimeTypes and file suffixes. 30927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 31027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 31127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return DrmSupportInfo 31227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * instance which holds the capabilities of a plug-in 31327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 31427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual DrmSupportInfo* getSupportInfo(int uniqueId) = 0; 31527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 31627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 31727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Open the decrypt session to decrypt the given protected content 31827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 31927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 32027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptHandle Handle for the current decryption session 32127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] fd File descriptor of the protected content to be decrypted 32227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] offset Start position of the content 32327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] length The length of the protected content 3249d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong * @param[in] mime Mime type of the protected content if it is 3259d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong * not NULL or empty 32627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return 32727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * DRM_ERROR_CANNOT_HANDLE for failure and DRM_NO_ERROR for success 32827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 32927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual status_t openDecryptSession( 3309d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong int uniqueId, DecryptHandle* decryptHandle, 3319d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong int fd, off64_t offset, off64_t length, const char* mime) = 0; 33227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 33327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 334e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi * Open the decrypt session to decrypt the given protected content 335e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi * 336e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi * @param[in] uniqueId Unique identifier for a session 337e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi * @param[in] decryptHandle Handle for the current decryption session 338e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi * @param[in] uri Path of the protected content to be decrypted 3399d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong * @param[in] mime Mime type of the protected content if it is 3409d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong * not NULL or empty 341e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi * @return 342e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi * DRM_ERROR_CANNOT_HANDLE for failure and DRM_NO_ERROR for success 343e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi */ 344e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi virtual status_t openDecryptSession( 3459d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong int uniqueId, DecryptHandle* decryptHandle, 3469d2f386dd2885eaffa11fd494ae258bb09fe6397James Dong const char* uri, const char* mime) = 0; 347e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi 348e943f84129326ab885cc7a69dcfa17f766b72b89Takeshi Aimi /** 349cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi * Open the decrypt session to decrypt the given protected content 350cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi * 351cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi * @param[in] uniqueId Unique identifier for a session 352cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi * @param[in] decryptHandle Handle for the current decryption session 353cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi * @param[in] buf Data to initiate decrypt session 354cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi * @param[in] mimeType Mime type of the protected content 355cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi * @return 356cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi * DRM_ERROR_CANNOT_HANDLE for failure and DRM_NO_ERROR for success 357cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi */ 358cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi virtual status_t openDecryptSession(int uniqueId, DecryptHandle* decryptHandle, 359cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi const DrmBuffer& buf, const String8& mimeType) = 0; 360cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi 361cba7b32d8f2c47632313f54118ed3733b4b02cc8Kei Takahashi /** 36227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Close the decrypt session for the given handle 36327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 36427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 36527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptHandle Handle for the decryption session 3662272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 3672272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 36827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 3692272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t closeDecryptSession(int uniqueId, DecryptHandle* decryptHandle) = 0; 37027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 37127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 37227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Initialize decryption for the given unit of the protected content 37327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 37427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 37527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptHandle Handle for the decryption session 37627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptUnitId ID which specifies decryption unit, such as track ID 37727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] headerInfo Information for initializing decryption of this decrypUnit 3782272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 3792272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 38027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 3812272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t initializeDecryptUnit(int uniqueId, DecryptHandle* decryptHandle, 38227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi int decryptUnitId, const DrmBuffer* headerInfo) = 0; 38327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 38427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 38527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Decrypt the protected content buffers for the given unit 38627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * This method will be called any number of times, based on number of 38727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * encrypted streams received from application. 38827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 38927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 39027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptHandle Handle for the decryption session 39127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptUnitId ID which specifies decryption unit, such as track ID 39227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] encBuffer Encrypted data block 39327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[out] decBuffer Decrypted data block 3942272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @param[in] IV Optional buffer 39527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return status_t 39627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Returns the error code for this API 39727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * DRM_NO_ERROR for success, and one of DRM_ERROR_UNKNOWN, DRM_ERROR_LICENSE_EXPIRED 39827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * DRM_ERROR_SESSION_NOT_OPENED, DRM_ERROR_DECRYPT_UNIT_NOT_INITIALIZED, 39927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * DRM_ERROR_DECRYPT for failure. 40027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 4012272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t decrypt(int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId, 4022272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi const DrmBuffer* encBuffer, DrmBuffer** decBuffer, DrmBuffer* IV) = 0; 40327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 40427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 40527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Finalize decryption for the given unit of the protected content 40627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 40727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 40827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptHandle Handle for the decryption session 40927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptUnitId ID which specifies decryption unit, such as track ID 4102272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * @return status_t 4112272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi * Returns DRM_NO_ERROR for success, DRM_ERROR_UNKNOWN for failure 41227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 4132272ee27d9022d173b6eab45c409b3c3f57f30ecTakeshi Aimi virtual status_t finalizeDecryptUnit( 41427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi int uniqueId, DecryptHandle* decryptHandle, int decryptUnitId) = 0; 41527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 41627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi /** 41727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * Reads the specified number of bytes from an open DRM file. 41827ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 41927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] uniqueId Unique identifier for a session 42027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] decryptHandle Handle for the decryption session 42127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[out] buffer Reference to the buffer that should receive the read data. 42227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] numBytes Number of bytes to read. 42327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @param[in] offset Offset with which to update the file position. 42427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * 42527ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi * @return Number of bytes read. Returns -1 for Failure. 42627ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi */ 42727ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi virtual ssize_t pread(int uniqueId, DecryptHandle* decryptHandle, 428a2cd44cb5067b4fe98794860690394254d3ac73cGloria Wang void* buffer, ssize_t numBytes, off64_t offset) = 0; 42927ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi}; 43027ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 43127ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi}; 43227ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 43327ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi#endif /* __IDRM_ENGINE_H__ */ 43427ed8ad2db653f6ac07dcf8bcc05e2409c8bb024aimitakeshi 435