/* 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/. */

#ifndef WidevineFileIO_h_
#define WidevineFileIO_h_

#include <string>

#include "content_decryption_module.h"
#include "gmp-api/gmp-storage.h"

namespace mozilla {

class WidevineFileIO final : public cdm::FileIO, public GMPRecordClient {
 public:
  explicit WidevineFileIO(cdm::FileIOClient* aClient) : mClient(aClient) {}

  // cdm::FileIO
  void Open(const char* aFilename, uint32_t aFilenameLength) override;
  void Read() override;
  void Write(const uint8_t* aData, uint32_t aDataSize) override;
  void Close() override;

  // GMPRecordClient
  void OpenComplete(GMPErr aStatus) override;
  void ReadComplete(GMPErr aStatus, const uint8_t* aData,
                    uint32_t aDataSize) override;
  void WriteComplete(GMPErr aStatus) override;

 private:
  void DestroyRecord();

  cdm::FileIOClient* mClient;
  GMPRecord* mRecord = nullptr;
  std::string mName;
};

}  // namespace mozilla

#endif  // WidevineFileIO_h_