gecko-dev/media/gmp-clearkey/0.1/ClearKeyPersistence.h
Jay Harris f44f926c07 Bug 1318965 - Converts gmp-clearkey to use Chromium ContentDecryptionModule8 interface used by widevine r=cpearce
MozReview-Commit-ID: 6lOzItuuvdd

--HG--
extra : rebase_source : b1e98ecd166954f0a9e7e9ad8544504210998f49
extra : histedit_source : 7d73e59040f8f5c15bc26c388b4b40bf2ec1e5fe
2017-01-12 09:52:05 +13:00

68 lines
1.8 KiB
C++

/*
* Copyright 2015, Mozilla Foundation and contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __ClearKeyPersistence_h__
#define __ClearKeyPersistence_h__
// This include is required in order for content_decryption_module to work
// on Unix systems.
#include "stddef.h"
#include "content_decryption_module.h"
#include "RefCounted.h"
#include <functional>
#include <set>
#include <string>
#include <vector>
class ClearKeySessionManager;
// Whether we've loaded the persistent session ids yet.
enum PersistentKeyState {
UNINITIALIZED,
LOADING,
LOADED
};
class ClearKeyPersistence : public RefCounted
{
public:
explicit ClearKeyPersistence(cdm::Host_8* aHost);
void EnsureInitialized(bool aPersistentStateAllowed,
std::function<void()>&& aOnInitialized);
bool IsLoaded() const;
std::string GetNewSessionId(cdm::SessionType aSessionType);
bool IsPersistentSessionId(const std::string& aSid);
void PersistentSessionRemoved(std::string& aSid);
private:
cdm::Host_8* mHost = nullptr;
PersistentKeyState mPersistentKeyState = PersistentKeyState::UNINITIALIZED;
std::set<uint32_t> mPersistentSessionIds;
void ReadAllRecordsFromIndex(std::function<void()>&& aOnComplete);
void WriteIndex();
};
#endif // __ClearKeyPersistence_h__