// Copyright 2015 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef BUFFET_SOCKET_STREAM_H_
#define BUFFET_SOCKET_STREAM_H_

#include <string>

#include <base/callback.h>
#include <base/macros.h>
#include <chromeos/streams/stream.h>
#include <weave/stream.h>

namespace buffet {

class SocketStream : public weave::Stream {
 public:
  explicit SocketStream(chromeos::StreamPtr ptr) : ptr_{std::move(ptr)} {}

  ~SocketStream() override = default;

  void Read(void* buffer,
            size_t size_to_read,
            const ReadSuccessCallback& success_callback,
            const weave::ErrorCallback& error_callback) override;

  void Write(const void* buffer,
             size_t size_to_write,
             const weave::SuccessCallback& success_callback,
             const weave::ErrorCallback& error_callback) override;

  void CancelPendingOperations() override;

  static std::unique_ptr<weave::Stream> ConnectBlocking(const std::string& host,
                                                        uint16_t port);

  static void TlsConnect(std::unique_ptr<weave::Stream> socket,
                         const std::string& host,
                         const base::Callback<void(
                             std::unique_ptr<weave::Stream>)>& success_callback,
                         const weave::ErrorCallback& error_callback);

 private:
  chromeos::StreamPtr ptr_;
  DISALLOW_COPY_AND_ASSIGN(SocketStream);
};

}  // namespace buffet

#endif  // BUFFET_SOCKET_STREAM_H_