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// Copyright (c) 2016 The Chromium 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 QUICHE_QUIC_CORE_FRAMES_QUIC_CONNECTION_CLOSE_FRAME_H_
#define QUICHE_QUIC_CORE_FRAMES_QUIC_CONNECTION_CLOSE_FRAME_H_
#include <ostream>
#include <string>
#include "quic/core/quic_error_codes.h"
#include "quic/core/quic_types.h"
#include "quic/core/quic_versions.h"
#include "quic/platform/api/quic_export.h"
namespace quic {
struct QUIC_EXPORT_PRIVATE QuicConnectionCloseFrame {
QuicConnectionCloseFrame() = default;
// Builds a connection close frame based on the transport version
// and the mapping of error_code. THIS IS THE PREFERRED C'TOR
// TO USE IF YOU NEED TO CREATE A CONNECTION-CLOSE-FRAME AND
// HAVE IT BE CORRECT FOR THE VERSION AND CODE MAPPINGS.
QuicConnectionCloseFrame(QuicTransportVersion transport_version,
QuicErrorCode error_code,
std::string error_phrase,
uint64_t transport_close_frame_type);
friend QUIC_EXPORT_PRIVATE std::ostream& operator<<(
std::ostream& os,
const QuicConnectionCloseFrame& c);
// Indicates whether the the frame is a Google QUIC CONNECTION_CLOSE frame,
// an IETF QUIC CONNECTION_CLOSE frame with transport error code,
// or an IETF QUIC CONNECTION_CLOSE frame with application error code.
QuicConnectionCloseType close_type = GOOGLE_QUIC_CONNECTION_CLOSE;
// The error code on the wire. For Google QUIC frames, this has the same
// value as |quic_error_code|.
uint64_t wire_error_code = QUIC_NO_ERROR;
// The underlying error. For Google QUIC frames, this has the same value as
// |wire_error_code|. For sent IETF QUIC frames, this is the error that
// triggered the closure of the connection. For received IETF QUIC frames,
// this is parsed from the Reason Phrase field of the CONNECTION_CLOSE frame,
// or QUIC_IETF_GQUIC_ERROR_MISSING.
QuicErrorCode quic_error_code = QUIC_NO_ERROR;
// String with additional error details. |quic_error_code| and a colon will be
// prepended to the error details when sending IETF QUIC frames, and parsed
// into |quic_error_code| upon receipt, when present.
std::string error_details;
// The frame type present in the IETF transport connection close frame.
// Not populated for the Google QUIC or application connection close frames.
// Contains the type of frame that triggered the connection close. Made a
// uint64, as opposed to the QuicIetfFrameType, to support possible
// extensions as well as reporting invalid frame types received from the peer.
uint64_t transport_close_frame_type = 0;
};
} // namespace quic
#endif // QUICHE_QUIC_CORE_FRAMES_QUIC_CONNECTION_CLOSE_FRAME_H_