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https://git.haproxy.org/git/haproxy.git/
synced 2025-08-10 09:07:02 +02:00
e094412337
Rename enum values used for HTTP/3 and QPACK RFC defined codes. First uses a prefix H3_ERR_* which serves as identifier between them. Also separate QPACK values in a new dedicated enum qpack_err. This is deemed cleaner.
115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
/*
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* include/haproxy/h3.h
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* This file contains types for H3
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, version 2.1
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* exclusively.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _HAPROXY_H3_T_H
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#define _HAPROXY_H3_T_H
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#ifdef USE_QUIC
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#ifndef USE_OPENSSL
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#error "Must define USE_OPENSSL"
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#endif
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#include <haproxy/buf-t.h>
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#include <haproxy/mux_quic-t.h>
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/* H3 unidirecational stream types
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* Emitted as the first byte on the stream to differentiate it.
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*/
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#define H3_UNI_S_T_CTRL 0x00
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#define H3_UNI_S_T_PUSH 0x01
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#define H3_UNI_S_T_QPACK_ENC 0x02
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#define H3_UNI_S_T_QPACK_DEC 0x03
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/* Must be the last one */
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#define H3_UNI_S_T_MAX H3_UNI_S_T_QPACK_DEC
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/* Settings */
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#define H3_SETTINGS_RESERVED_0 0x00
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#define H3_SETTINGS_QPACK_MAX_TABLE_CAPACITY 0x01
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/* there is a hole here of reserved settings, matching the h2 settings */
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#define H3_SETTINGS_RESERVED_2 0x02
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#define H3_SETTINGS_RESERVED_3 0x03
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#define H3_SETTINGS_RESERVED_4 0x04
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#define H3_SETTINGS_RESERVED_5 0x05
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#define H3_SETTINGS_MAX_FIELD_SECTION_SIZE 0x06
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#define H3_SETTINGS_QPACK_BLOCKED_STREAMS 0x07
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/* RFC 9114 8. Error Handling */
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enum h3_err {
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H3_ERR_NO_ERROR = 0x100,
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H3_ERR_GENERAL_PROTOCOL_ERROR = 0x101,
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H3_ERR_INTERNAL_ERROR = 0x102,
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H3_ERR_STREAM_CREATION_ERROR = 0x103,
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H3_ERR_CLOSED_CRITICAL_STREAM = 0x104,
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H3_ERR_FRAME_UNEXPECTED = 0x105,
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H3_ERR_FRAME_ERROR = 0x106,
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H3_ERR_EXCESSIVE_LOAD = 0x107,
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H3_ERR_ID_ERROR = 0x108,
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H3_ERR_SETTINGS_ERROR = 0x109,
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H3_ERR_MISSING_SETTINGS = 0x10a,
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H3_ERR_REQUEST_REJECTED = 0x10b,
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H3_ERR_REQUEST_CANCELLED = 0x10c,
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H3_ERR_REQUEST_INCOMPLETE = 0x10d,
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H3_ERR_MESSAGE_ERROR = 0x10e,
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H3_ERR_CONNECT_ERROR = 0x10f,
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H3_ERR_VERSION_FALLBACK = 0x110,
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};
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/* Frame types. */
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enum h3_ft {
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/* internal value used to mark demuxing as inactive */
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H3_FT_UNINIT = -1,
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H3_FT_DATA = 0x00,
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H3_FT_HEADERS = 0x01,
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/* hole */
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H3_FT_CANCEL_PUSH = 0x03,
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H3_FT_SETTINGS = 0x04,
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H3_FT_PUSH_PROMISE = 0x05,
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/* hole */
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H3_FT_GOAWAY = 0x07,
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/* hole */
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H3_FT_MAX_PUSH_ID = 0x0d,
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};
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/* Stream types */
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enum h3s_t {
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/* unidirectional streams */
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H3S_T_CTRL,
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H3S_T_PUSH,
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H3S_T_QPACK_DEC,
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H3S_T_QPACK_ENC,
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/* bidirectional streams */
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H3S_T_REQ,
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H3S_T_UNKNOWN
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};
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/* State for request streams */
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enum h3s_st_req {
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H3S_ST_REQ_BEFORE = 0, /* initial state */
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H3S_ST_REQ_HEADERS, /* header section received */
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H3S_ST_REQ_DATA, /* first DATA frame for content received */
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H3S_ST_REQ_TRAILERS, /* trailer section received */
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};
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extern const struct qcc_app_ops h3_ops;
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#endif /* USE_QUIC */
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#endif /* _HAPROXY_H3_T_H */
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