100 lines
3.2 KiB
C++
100 lines
3.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "WidevineFileIO.h"
|
|
#include "GMPLog.h"
|
|
#include "WidevineUtils.h"
|
|
|
|
#include "gmp-api/gmp-platform.h"
|
|
|
|
// Declared in ChromiumCDMAdapter.cpp.
|
|
extern const GMPPlatformAPI* sPlatform;
|
|
|
|
namespace mozilla {
|
|
|
|
void WidevineFileIO::Open(const char* aFilename, uint32_t aFilenameLength) {
|
|
mName = std::string(aFilename, aFilename + aFilenameLength);
|
|
GMPRecord* record = nullptr;
|
|
GMPErr err = sPlatform->createrecord(aFilename, aFilenameLength, &record,
|
|
static_cast<GMPRecordClient*>(this));
|
|
if (GMP_FAILED(err)) {
|
|
GMP_LOG_DEBUG("WidevineFileIO::Open() '%s' GMPCreateRecord failed",
|
|
mName.c_str());
|
|
mClient->OnOpenComplete(cdm::FileIOClient::Status::kError);
|
|
return;
|
|
}
|
|
if (GMP_FAILED(record->Open())) {
|
|
GMP_LOG_DEBUG("WidevineFileIO::Open() '%s' record open failed",
|
|
mName.c_str());
|
|
mClient->OnOpenComplete(cdm::FileIOClient::Status::kError);
|
|
return;
|
|
}
|
|
|
|
GMP_LOG_DEBUG("WidevineFileIO::Open() '%s'", mName.c_str());
|
|
mRecord = record;
|
|
}
|
|
|
|
void WidevineFileIO::Read() {
|
|
if (!mRecord) {
|
|
GMP_LOG_DEBUG("WidevineFileIO::Read() '%s' used uninitialized!",
|
|
mName.c_str());
|
|
mClient->OnReadComplete(cdm::FileIOClient::Status::kError, nullptr, 0);
|
|
return;
|
|
}
|
|
GMP_LOG_DEBUG("WidevineFileIO::Read() '%s'", mName.c_str());
|
|
mRecord->Read();
|
|
}
|
|
|
|
void WidevineFileIO::Write(const uint8_t* aData, uint32_t aDataSize) {
|
|
if (!mRecord) {
|
|
GMP_LOG_DEBUG("WidevineFileIO::Write() '%s' used uninitialized!",
|
|
mName.c_str());
|
|
mClient->OnWriteComplete(cdm::FileIOClient::Status::kError);
|
|
return;
|
|
}
|
|
mRecord->Write(aData, aDataSize);
|
|
}
|
|
|
|
void WidevineFileIO::Close() {
|
|
GMP_LOG_DEBUG("WidevineFileIO::Close() '%s'", mName.c_str());
|
|
if (mRecord) {
|
|
mRecord->Close();
|
|
mRecord = nullptr;
|
|
}
|
|
delete this;
|
|
}
|
|
|
|
static cdm::FileIOClient::Status GMPToWidevineFileStatus(GMPErr aStatus) {
|
|
switch (aStatus) {
|
|
case GMPRecordInUse:
|
|
return cdm::FileIOClient::Status::kInUse;
|
|
case GMPNoErr:
|
|
return cdm::FileIOClient::Status::kSuccess;
|
|
default:
|
|
return cdm::FileIOClient::Status::kError;
|
|
}
|
|
}
|
|
|
|
void WidevineFileIO::OpenComplete(GMPErr aStatus) {
|
|
GMP_LOG_DEBUG("WidevineFileIO::OpenComplete() '%s' status=%d", mName.c_str(),
|
|
aStatus);
|
|
mClient->OnOpenComplete(GMPToWidevineFileStatus(aStatus));
|
|
}
|
|
|
|
void WidevineFileIO::ReadComplete(GMPErr aStatus, const uint8_t* aData,
|
|
uint32_t aDataSize) {
|
|
GMP_LOG_DEBUG("WidevineFileIO::OnReadComplete() '%s' status=%d",
|
|
mName.c_str(), aStatus);
|
|
mClient->OnReadComplete(GMPToWidevineFileStatus(aStatus), aData, aDataSize);
|
|
}
|
|
|
|
void WidevineFileIO::WriteComplete(GMPErr aStatus) {
|
|
GMP_LOG_DEBUG("WidevineFileIO::WriteComplete() '%s' status=%d", mName.c_str(),
|
|
aStatus);
|
|
mClient->OnWriteComplete(GMPToWidevineFileStatus(aStatus));
|
|
}
|
|
|
|
} // namespace mozilla
|