1e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman/* 2e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * Copyright (C) 2015 The Android Open Source Project 3e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * 4e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * Licensed under the Apache License, Version 2.0 (the "License"); 5e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * you may not use this file except in compliance with the License. 6e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * You may obtain a copy of the License at 7e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * 8e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * http://www.apache.org/licenses/LICENSE-2.0 9e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * 10e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * Unless required by applicable law or agreed to in writing, software 11e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * distributed under the License is distributed on an "AS IS" BASIS, 12e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * See the License for the specific language governing permissions and 14e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman * limitations under the License. 15e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman */ 16e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 17e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman#ifndef DRM_SESSION_MANAGER_H_ 18e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 19e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman#define DRM_SESSION_MANAGER_H_ 20e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 21e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman#include <media/stagefright/foundation/ABase.h> 22e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman#include <utils/RefBase.h> 23e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman#include <utils/KeyedVector.h> 24e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman#include <utils/threads.h> 25e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman#include <utils/Vector.h> 26e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 27e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramannamespace android { 28e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 29e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramanclass DrmSessionManagerTest; 30e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramanstruct DrmSessionClientInterface; 31e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramanstruct ProcessInfoInterface; 32e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 33e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramanbool isEqualSessionId(const Vector<uint8_t> &sessionId1, const Vector<uint8_t> &sessionId2); 34e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 35e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramanstruct SessionInfo { 36e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman sp<DrmSessionClientInterface> drm; 37e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman Vector<uint8_t> sessionId; 38e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman int64_t timeStamp; 39e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman}; 40e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 41e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramantypedef Vector<SessionInfo > SessionInfos; 42e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramantypedef KeyedVector<int, SessionInfos > PidSessionInfosMap; 43e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 44e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramanstruct DrmSessionManager : public RefBase { 45e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman static sp<DrmSessionManager> Instance(); 46e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 47e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman DrmSessionManager(); 48e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman explicit DrmSessionManager(sp<ProcessInfoInterface> processInfo); 49e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 50e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman void addSession(int pid, const sp<DrmSessionClientInterface>& drm, const Vector<uint8_t>& sessionId); 51e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman void useSession(const Vector<uint8_t>& sessionId); 52e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman void removeSession(const Vector<uint8_t>& sessionId); 53e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman void removeDrm(const sp<DrmSessionClientInterface>& drm); 54e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman bool reclaimSession(int callingPid); 55e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 56e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramanprotected: 57e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman virtual ~DrmSessionManager(); 58e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 59e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatramanprivate: 60e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman friend class DrmSessionManagerTest; 61e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 62e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman int64_t getTime_l(); 63e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman bool getLowestPriority_l(int* lowestPriorityPid, int* lowestPriority); 64e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman bool getLeastUsedSession_l( 65e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman int pid, sp<DrmSessionClientInterface>* drm, Vector<uint8_t>* sessionId); 66e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 67e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman sp<ProcessInfoInterface> mProcessInfo; 68e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman mutable Mutex mLock; 69e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman PidSessionInfosMap mSessionMap; 70e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman int64_t mTime; 71e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 72e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman DISALLOW_EVIL_CONSTRUCTORS(DrmSessionManager); 73e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman}; 74e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 75e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman} // namespace android 76e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman 77e2b43843fd12783188edd2c54188ea8d26864788Vijay Venkatraman#endif // DRM_SESSION_MANAGER_H_ 78