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MediaSession.h
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MediaSession.h
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/*
* Copyright 2014 Fraunhofer FOKUS
*
* 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.
*/
#pragma once
//#include "cdmi.h"
#include <interfaces/IDRM.h>
#include "JSONWebKey.h"
#include "KeyPairs.h"
namespace CDMi {
class MediaKeySession : public IMediaKeySession {
public:
MediaKeySession(const uint8_t *f_pbInitData, uint32_t f_cbInitData);
virtual ~MediaKeySession();
// MediaKeySession overrides
virtual void Run(
const IMediaKeySessionCallback *f_piMediaKeySessionCallback);
virtual CDMi_RESULT Load();
virtual void Update(
const uint8_t *f_pbKeyMessageResponse,
uint32_t f_cbKeyMessageResponse);
virtual CDMi_RESULT Remove();
virtual CDMi_RESULT Close(void);
virtual const char *GetSessionId(void) const;
virtual const char *GetKeySystem(void) const;
CDMi_RESULT Decrypt(
const uint8_t *f_pbSessionKey,
uint32_t f_cbSessionKey,
const uint32_t *f_pdwSubSampleMapping,
uint32_t f_cdwSubSampleMapping,
const uint8_t *f_pbIV,
uint32_t f_cbIV,
const uint8_t *f_pbData,
uint32_t f_cbData,
uint32_t *f_pcbOpaqueClearContent,
uint8_t **f_ppbOpaqueClearContent,
const uint8_t keyIdLength,
const uint8_t* keyId,
bool initWithLast15);
virtual CDMi_RESULT ReleaseClearContent(
const uint8_t *f_pbSessionKey,
uint32_t f_cbSessionKey,
const uint32_t f_cbClearContentOpaque,
uint8_t *f_pbClearContentOpaque );
private:
static void* _CallRunThread(
void *arg);
static void* _CallRunThread2(
void *arg);
void* RunThread(int f_i);
static const char* CreateSessionId();
bool ParseClearKeyInitializationData(const std::string& initData, std::string* output);
bool ParseCENCInitData(const std::string& initData, std::string* output);
bool ParseKeyIdsInitData(const std::string& initData, std::string* output);
std::string KeyIdsToJSON();
private:
const char *m_sessionId;
static uint32_t s_sessionCnt;
IMediaKeySessionCallback *m_piCallback;
media::KeyIdAndKeyPairs m_keys;
media::KeyIds m_kids;
};
} // namespace CDMi