mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-23 21:01:08 +00:00
f44f926c07
MozReview-Commit-ID: 6lOzItuuvdd --HG-- extra : rebase_source : b1e98ecd166954f0a9e7e9ad8544504210998f49 extra : histedit_source : 7d73e59040f8f5c15bc26c388b4b40bf2ec1e5fe
81 lines
2.1 KiB
C++
81 lines
2.1 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.
|
|
*/
|
|
|
|
#include "BigEndian.h"
|
|
#include "ClearKeyDecryptionManager.h"
|
|
#include "ClearKeySession.h"
|
|
#include "ClearKeyUtils.h"
|
|
#include "ClearKeyStorage.h"
|
|
#include "psshparser/PsshParser.h"
|
|
|
|
#include <assert.h>
|
|
#include <string.h>
|
|
|
|
using namespace mozilla;
|
|
using namespace cdm;
|
|
using namespace std;
|
|
|
|
ClearKeySession::ClearKeySession(const std::string& aSessionId,
|
|
SessionType aSessionType)
|
|
: mSessionId(aSessionId)
|
|
, mSessionType(aSessionType)
|
|
{
|
|
CK_LOGD("ClearKeySession ctor %p", this);
|
|
}
|
|
|
|
ClearKeySession::~ClearKeySession()
|
|
{
|
|
CK_LOGD("ClearKeySession dtor %p", this);
|
|
}
|
|
|
|
bool
|
|
ClearKeySession::Init(InitDataType aInitDataType,
|
|
const uint8_t* aInitData,
|
|
uint32_t aInitDataSize)
|
|
{
|
|
CK_LOGD("ClearKeySession::Init");
|
|
|
|
if (aInitDataType == InitDataType::kCenc) {
|
|
ParseCENCInitData(aInitData, aInitDataSize, mKeyIds);
|
|
} else if (aInitDataType == InitDataType::kKeyIds) {
|
|
ClearKeyUtils::ParseKeyIdsInitData(aInitData, aInitDataSize, mKeyIds);
|
|
} else if (aInitDataType == InitDataType::kWebM &&
|
|
aInitDataSize <= kMaxWebmInitDataSize) {
|
|
// "webm" initData format is simply the raw bytes of the keyId.
|
|
vector<uint8_t> keyId;
|
|
keyId.assign(aInitData, aInitData+aInitDataSize);
|
|
mKeyIds.push_back(keyId);
|
|
}
|
|
|
|
if (!mKeyIds.size()) {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
SessionType
|
|
ClearKeySession::Type() const
|
|
{
|
|
return mSessionType;
|
|
}
|
|
|
|
void
|
|
ClearKeySession::AddKeyId(const KeyId& aKeyId)
|
|
{
|
|
mKeyIds.push_back(aKeyId);
|
|
}
|