dcsctp_message.h - mozsearch

Enable keyboard shortcuts

/*

 *  Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.

 *  Use of this source code is governed by a BSD-style license

 *  that can be found in the LICENSE file in the root of the source

 *  tree. An additional intellectual property rights grant can be found

 *  in the file PATENTS.  All contributing project authors may

 *  be found in the AUTHORS file in the root of the source tree.

*/

#ifndef NET_DCSCTP_PUBLIC_DCSCTP_MESSAGE_H_

#define NET_DCSCTP_PUBLIC_DCSCTP_MESSAGE_H_

#include <cstdint>

#include <utility>

#include <vector>

#include "api/array_view.h"

#include "net/dcsctp/public/types.h"

namespace dcsctp {

// An SCTP message is a group of bytes sent and received as a whole on a

// specified stream identifier (`stream_id`), and with a payload protocol

// identifier (`ppid`).

class DcSctpMessage {

 public:

  DcSctpMessage(StreamID stream_id, PPID ppid, std::vector<uint8_t> payload)

      : stream_id_(stream_id), ppid_(ppid), payload_(std::move(payload)) {}

  DcSctpMessage(DcSctpMessage&& other) = default;

  DcSctpMessage& operator=(DcSctpMessage&& other) = default;

  DcSctpMessage(const DcSctpMessage&) = delete;

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

  // The stream identifier to which the message is sent.

  StreamID stream_id() const { return stream_id_; }

  // The payload protocol identifier (ppid) associated with the message.

  PPID ppid() const { return ppid_; }

  // The payload of the message.

  rtc::ArrayView<const uint8_t> payload() const { return payload_; }

  // When destructing the message, extracts the payload.

  std::vector<uint8_t> ReleasePayload() && { return std::move(payload_); }

 private:

  StreamID stream_id_;

  PPID ppid_;

  std::vector<uint8_t> payload_;

};

}  // namespace dcsctp

#endif  // NET_DCSCTP_PUBLIC_DCSCTP_MESSAGE_H_