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/*
* 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_PACKET_CHUNK_ABORT_CHUNK_H_
#define NET_DCSCTP_PACKET_CHUNK_ABORT_CHUNK_H_
#include <stddef.h>
#include <stdint.h>
#include <string>
#include <utility>
#include <vector>
#include "absl/strings/string_view.h"
#include "api/array_view.h"
#include "net/dcsctp/packet/chunk/chunk.h"
#include "net/dcsctp/packet/error_cause/error_cause.h"
#include "net/dcsctp/packet/tlv_trait.h"
namespace dcsctp {
// https://tools.ietf.org/html/rfc4960#section-3.3.7
struct AbortChunkConfig : ChunkConfig {
static constexpr int kType = 6;
static constexpr size_t kHeaderSize = 4;
static constexpr size_t kVariableLengthAlignment = 1;
};
class AbortChunk : public Chunk, public TLVTrait<AbortChunkConfig> {
public:
static constexpr int kType = AbortChunkConfig::kType;
AbortChunk(bool filled_in_verification_tag, Parameters error_causes)
: filled_in_verification_tag_(filled_in_verification_tag),
error_causes_(std::move(error_causes)) {}
AbortChunk(AbortChunk&& other) = default;
AbortChunk& operator=(AbortChunk&& other) = default;
static absl::optional<AbortChunk> Parse(rtc::ArrayView<const uint8_t> data);
void SerializeTo(std::vector<uint8_t>& out) const override;
std::string ToString() const override;
bool filled_in_verification_tag() const {
return filled_in_verification_tag_;
}
const Parameters& error_causes() const { return error_causes_; }
private:
static constexpr int kFlagsBitT = 0;
bool filled_in_verification_tag_;
Parameters error_causes_;
};
} // namespace dcsctp
#endif // NET_DCSCTP_PACKET_CHUNK_ABORT_CHUNK_H_
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