зеркало из https://github.com/mozilla/gecko-dev.git
94 строки
2.7 KiB
C++
94 строки
2.7 KiB
C++
#include "WidevineFileIO.h"
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#include "GMPLog.h"
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#include "WidevineUtils.h"
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#include "gmp-api/gmp-platform.h"
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using namespace cdm;
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// Declared in ChromiumCDMAdapter.cpp.
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extern const GMPPlatformAPI* sPlatform;
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namespace mozilla {
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void WidevineFileIO::Open(const char* aFilename, uint32_t aFilenameLength) {
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mName = std::string(aFilename, aFilename + aFilenameLength);
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GMPRecord* record = nullptr;
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GMPErr err = sPlatform->createrecord(aFilename, aFilenameLength, &record,
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static_cast<GMPRecordClient*>(this));
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if (GMP_FAILED(err)) {
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GMP_LOG("WidevineFileIO::Open() '%s' GMPCreateRecord failed",
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mName.c_str());
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mClient->OnOpenComplete(FileIOClient::kError);
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return;
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}
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if (GMP_FAILED(record->Open())) {
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GMP_LOG("WidevineFileIO::Open() '%s' record open failed", mName.c_str());
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mClient->OnOpenComplete(FileIOClient::kError);
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return;
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}
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GMP_LOG("WidevineFileIO::Open() '%s'", mName.c_str());
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mRecord = record;
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}
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void WidevineFileIO::Read() {
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if (!mRecord) {
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GMP_LOG("WidevineFileIO::Read() '%s' used uninitialized!", mName.c_str());
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mClient->OnReadComplete(FileIOClient::kError, nullptr, 0);
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return;
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}
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GMP_LOG("WidevineFileIO::Read() '%s'", mName.c_str());
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mRecord->Read();
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}
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void WidevineFileIO::Write(const uint8_t* aData, uint32_t aDataSize) {
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if (!mRecord) {
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GMP_LOG("WidevineFileIO::Write() '%s' used uninitialized!", mName.c_str());
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mClient->OnWriteComplete(FileIOClient::kError);
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return;
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}
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mRecord->Write(aData, aDataSize);
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}
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void WidevineFileIO::Close() {
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GMP_LOG("WidevineFileIO::Close() '%s'", mName.c_str());
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if (mRecord) {
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mRecord->Close();
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mRecord = nullptr;
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}
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delete this;
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}
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static FileIOClient::Status GMPToWidevineFileStatus(GMPErr aStatus) {
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switch (aStatus) {
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case GMPRecordInUse:
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return FileIOClient::kInUse;
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case GMPNoErr:
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return FileIOClient::kSuccess;
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default:
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return FileIOClient::kError;
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}
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}
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void WidevineFileIO::OpenComplete(GMPErr aStatus) {
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GMP_LOG("WidevineFileIO::OpenComplete() '%s' status=%d", mName.c_str(),
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aStatus);
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mClient->OnOpenComplete(GMPToWidevineFileStatus(aStatus));
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}
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void WidevineFileIO::ReadComplete(GMPErr aStatus, const uint8_t* aData,
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uint32_t aDataSize) {
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GMP_LOG("WidevineFileIO::OnReadComplete() '%s' status=%d", mName.c_str(),
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aStatus);
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mClient->OnReadComplete(GMPToWidevineFileStatus(aStatus), aData, aDataSize);
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}
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void WidevineFileIO::WriteComplete(GMPErr aStatus) {
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GMP_LOG("WidevineFileIO::WriteComplete() '%s' status=%d", mName.c_str(),
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aStatus);
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mClient->OnWriteComplete(GMPToWidevineFileStatus(aStatus));
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}
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} // namespace mozilla
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