// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// The Chrome-specific helper for quic::QuicConnection which uses
// a TaskRunner for alarms, and uses a DatagramClientSocket for writing data.

#ifndef NET_QUIC_QUIC_CHROMIUM_CONNECTION_HELPER_H_
#define NET_QUIC_QUIC_CHROMIUM_CONNECTION_HELPER_H_

#include "base/memory/raw_ptr.h"
#include "net/base/ip_endpoint.h"
#include "net/base/net_export.h"
#include "net/socket/datagram_client_socket.h"
#include "net/third_party/quiche/src/quiche/common/simple_buffer_allocator.h"
#include "net/third_party/quiche/src/quiche/quic/core/quic_connection.h"
#include "net/third_party/quiche/src/quiche/quic/core/quic_packets.h"
#include "net/third_party/quiche/src/quiche/quic/core/quic_time.h"

namespace quic {
class QuicClock;
}  // namespace quic

namespace quiche {
class QuicRandom;
}  // namespace quiche

namespace net {

class NET_EXPORT_PRIVATE QuicChromiumConnectionHelper
    : public quic::QuicConnectionHelperInterface {
 public:
  QuicChromiumConnectionHelper(const quic::QuicClock* clock,
                               quic::QuicRandom* random_generator);

  QuicChromiumConnectionHelper(const QuicChromiumConnectionHelper&) = delete;
  QuicChromiumConnectionHelper& operator=(const QuicChromiumConnectionHelper&) =
      delete;

  ~QuicChromiumConnectionHelper() override;

  // quic::QuicConnectionHelperInterface
  const quic::QuicClock* GetClock() const override;
  quic::QuicRandom* GetRandomGenerator() override;
  quiche::QuicheBufferAllocator* GetStreamSendBufferAllocator() override;

 private:
  raw_ptr<const quic::QuicClock> clock_;
  raw_ptr<quic::QuicRandom> random_generator_;
};

}  // namespace net

#endif  // NET_QUIC_QUIC_CHROMIUM_CONNECTION_HELPER_H_