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90 lines
2.5 KiB
90 lines
2.5 KiB
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef DRM_SESSION_MANAGER_H_
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#define DRM_SESSION_MANAGER_H_
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#include <aidl/android/media/IResourceManagerClient.h>
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#include <aidl/android/media/IResourceManagerService.h>
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#include <android/binder_auto_utils.h>
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#include <media/stagefright/foundation/ABase.h>
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#include <utils/RefBase.h>
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#include <utils/KeyedVector.h>
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#include <utils/threads.h>
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#include <utils/Vector.h>
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#include <map>
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#include <memory>
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#include <utility>
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#include <vector>
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namespace android {
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class DrmSessionManagerTest;
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using aidl::android::media::IResourceManagerClient;
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using aidl::android::media::IResourceManagerService;
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bool isEqualSessionId(const Vector<uint8_t> &sessionId1, const Vector<uint8_t> &sessionId2);
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struct SessionInfo {
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pid_t pid;
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uid_t uid;
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int64_t clientId;
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};
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typedef std::map<std::vector<uint8_t>, SessionInfo> SessionInfoMap;
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struct DrmSessionManager : public RefBase {
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static sp<DrmSessionManager> Instance();
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DrmSessionManager();
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explicit DrmSessionManager(const std::shared_ptr<IResourceManagerService> &service);
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void addSession(int pid,
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const std::shared_ptr<IResourceManagerClient>& drm,
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const Vector<uint8_t>& sessionId);
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void useSession(const Vector<uint8_t>& sessionId);
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void removeSession(const Vector<uint8_t>& sessionId);
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bool reclaimSession(int callingPid);
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// sanity check APIs
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size_t getSessionCount() const;
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bool containsSession(const Vector<uint8_t>& sessionId) const;
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// implements DeathRecipient
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void binderDied();
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protected:
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virtual ~DrmSessionManager();
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private:
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void init();
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std::shared_ptr<IResourceManagerService> mService;
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mutable Mutex mLock;
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SessionInfoMap mSessionMap;
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bool mInitialized;
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::ndk::ScopedAIBinder_DeathRecipient mDeathRecipient;
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DISALLOW_EVIL_CONSTRUCTORS(DrmSessionManager);
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};
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} // namespace android
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#endif // DRM_SESSION_MANAGER_H_
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