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/*
* 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 __ClearKeyDecryptor_h__
#define __ClearKeyDecryptor_h__
#include <map>
#include <set>
#include <string>
#include <vector>
#include "ClearKeyDecryptionManager.h"
#include "ClearKeySession.h"
#include "ClearKeyUtils.h"
#include "gmp-api/gmp-decryption.h"
#include "RefCounted.h"
class ClearKeySessionManager final : public GMPDecryptor
, public RefCounted
{
public:
ClearKeySessionManager();
virtual void Init(GMPDecryptorCallback* aCallback,
bool aDistinctiveIdentifierAllowed,
bool aPersistentStateAllowed) override;
virtual void CreateSession(uint32_t aCreateSessionToken,
uint32_t aPromiseId,
const char* aInitDataType,
uint32_t aInitDataTypeSize,
const uint8_t* aInitData,
uint32_t aInitDataSize,
GMPSessionType aSessionType) override;
virtual void LoadSession(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdLength) override;
virtual void UpdateSession(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdLength,
const uint8_t* aResponse,
uint32_t aResponseSize) override;
virtual void CloseSession(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdLength) override;
virtual void RemoveSession(uint32_t aPromiseId,
const char* aSessionId,
uint32_t aSessionIdLength) override;
virtual void SetServerCertificate(uint32_t aPromiseId,
const uint8_t* aServerCert,
uint32_t aServerCertSize) override;
virtual void Decrypt(GMPBuffer* aBuffer,
GMPEncryptedBufferMetadata* aMetadata) override;
virtual void DecryptingComplete() override;
void PersistentSessionDataLoaded(GMPErr aStatus,
uint32_t aPromiseId,
const std::string& aSessionId,
const uint8_t* aKeyData,
uint32_t aKeyDataSize);
private:
~ClearKeySessionManager();
void DoDecrypt(GMPBuffer* aBuffer, GMPEncryptedBufferMetadata* aMetadata);
void Shutdown();
void ClearInMemorySessionData(ClearKeySession* aSession);
void Serialize(const ClearKeySession* aSession, std::vector<uint8_t>& aOutKeyData);
RefPtr<ClearKeyDecryptionManager> mDecryptionManager;
GMPDecryptorCallback* mCallback;
GMPThread* mThread;
std::set<KeyId> mKeyIds;
std::map<std::string, ClearKeySession*> mSessions;
};
#endif // __ClearKeyDecryptor_h__
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