nginx: src/event/ngx_event_quic_transport.c annotate

annotate src/event/ngx_event_quic_transport.c @ 8558:0f37b4ef3cd9 quic

QUIC: keep the entire packet size in pkt->len. Previously pkt->len kept the length of the packet remainder starting from pkt->raw->pos.

author	Roman Arutyunyan <arut@nginx.com>
date	Fri, 25 Sep 2020 21:46:55 +0300
parents	d3489d225f8f
children	a89a58c642ef

rev	line source
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	2 /*
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	3 * Copyright (C) Nginx, Inc.
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	4 */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	5
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	6
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	7 #include <ngx_config.h>
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	8 #include <ngx_core.h>
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	9 #include <ngx_event.h>
8486 d0ac4449a07f QUIC: fixed bulding perl module by reducing header pollution. Sergey Kandaurov <pluknet@nginx.com> parents: 8478 diff changeset	10 #include <ngx_event_quic_transport.h>
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	11
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	12
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	13 #if (NGX_HAVE_NONALIGNED)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	14
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	15 #define ngx_quic_parse_uint16(p) ntohs((uint16_t ) (p))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	16 #define ngx_quic_parse_uint32(p) ntohl((uint32_t ) (p))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	17
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	18 #define ngx_quic_write_uint16 ngx_quic_write_uint16_aligned
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	19 #define ngx_quic_write_uint32 ngx_quic_write_uint32_aligned
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	20
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	21 #else
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	22
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	23 #define ngx_quic_parse_uint16(p) ((p)[0] << 8 \| (p)[1])
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	24 #define ngx_quic_parse_uint32(p) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	25 ((uint32_t) (p)[0] << 24 \| (p)[1] << 16 \| (p)[2] << 8 \| (p)[3])
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	26
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	27 #define ngx_quic_write_uint16(p, s) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	28 ((p)[0] = (u_char) ((s) >> 8), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	29 (p)[1] = (u_char) (s), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	30 (p) + sizeof(uint16_t))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	31
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	32 #define ngx_quic_write_uint32(p, s) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	33 ((p)[0] = (u_char) ((s) >> 24), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	34 (p)[1] = (u_char) ((s) >> 16), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	35 (p)[2] = (u_char) ((s) >> 8), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	36 (p)[3] = (u_char) (s), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	37 (p) + sizeof(uint32_t))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	38
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	39 #endif
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	40
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	41 #define ngx_quic_write_uint24(p, s) \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	42 ((p)[0] = (u_char) ((s) >> 16), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	43 (p)[1] = (u_char) ((s) >> 8), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	44 (p)[2] = (u_char) (s), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	45 (p) + 3)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	46
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	47 #define ngx_quic_write_uint16_aligned(p, s) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	48 ((uint16_t ) (p) = htons((uint16_t) (s)), (p) + sizeof(uint16_t))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	49
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	50 #define ngx_quic_write_uint32_aligned(p, s) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	51 ((uint32_t ) (p) = htonl((uint32_t) (s)), (p) + sizeof(uint32_t))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	52
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	53 #define ngx_quic_varint_len(value) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	54 ((value) <= 63 ? 1 \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	55 : ((uint32_t) value) <= 16383 ? 2 \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	56 : ((uint64_t) value) <= 1073741823 ? 4 \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	57 : 8)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	58
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	59
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	60 static u_char ngx_quic_parse_int(u_char pos, u_char end, uint64_t out);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	61 static void ngx_quic_build_int(u_char **pos, uint64_t value);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	62
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	63 static u_char ngx_quic_read_uint8(u_char pos, u_char end, uint8_t value);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	64 static u_char ngx_quic_read_uint32(u_char pos, u_char end, uint32_t value);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	65 static u_char ngx_quic_read_bytes(u_char pos, u_char *end, size_t len,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	66 u_char **out);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	67 static u_char ngx_quic_copy_bytes(u_char pos, u_char *end, size_t len,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	68 u_char *dst);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	69
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	70 static ngx_int_t ngx_quic_frame_allowed(ngx_quic_header_t *pkt,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	71 ngx_uint_t frame_type);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	72 static size_t ngx_quic_create_ack(u_char p, ngx_quic_ack_frame_t ack);
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	73 static size_t ngx_quic_create_stop_sending(u_char *p,
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	74 ngx_quic_stop_sending_frame_t *ss);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	75 static size_t ngx_quic_create_crypto(u_char *p,
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	76 ngx_quic_crypto_frame_t *crypto);
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	77 static size_t ngx_quic_create_hs_done(u_char *p);
8384 52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	78 static size_t ngx_quic_create_new_token(u_char *p,
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	79 ngx_quic_new_token_frame_t *token);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	80 static size_t ngx_quic_create_stream(u_char p, ngx_quic_stream_frame_t sf);
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	81 static size_t ngx_quic_create_max_streams(u_char *p,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	82 ngx_quic_max_streams_frame_t *ms);
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	83 static size_t ngx_quic_create_max_stream_data(u_char *p,
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	84 ngx_quic_max_stream_data_frame_t *ms);
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	85 static size_t ngx_quic_create_max_data(u_char *p,
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	86 ngx_quic_max_data_frame_t *md);
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	87 static size_t ngx_quic_create_path_response(u_char *p,
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	88 ngx_quic_path_challenge_frame_t *pc);
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	89 static size_t ngx_quic_create_retire_connection_id(u_char *p,
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	90 ngx_quic_retire_cid_frame_t *rcid);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	91 static size_t ngx_quic_create_close(u_char p, ngx_quic_close_frame_t cl);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	92
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	93 static ngx_int_t ngx_quic_parse_transport_param(u_char p, u_char end,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	94 uint16_t id, ngx_quic_tp_t *dst);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	95
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	96
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	97 /* currently only single version (selected at compile-time) is supported */
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	98 uint32_t ngx_quic_versions[] = {
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	99 NGX_QUIC_VERSION
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	100 };
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	101
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	102 #define NGX_QUIC_NVERSIONS \
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	103 (sizeof(ngx_quic_versions) / sizeof(ngx_quic_versions[0]))
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	104
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	105
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	106 /* literal errors indexed by corresponding value */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	107 static char *ngx_quic_errors[] = {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	108 "NO_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	109 "INTERNAL_ERROR",
8440 f9592e804834 QUIC error SERVER_BUSY renamed to CONNECTION_REFUSED in draft-29. Sergey Kandaurov <pluknet@nginx.com> parents: 8426 diff changeset	110 "CONNECTION_REFUSED",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	111 "FLOW_CONTROL_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	112 "STREAM_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	113 "STREAM_STATE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	114 "FINAL_SIZE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	115 "FRAME_ENCODING_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	116 "TRANSPORT_PARAMETER_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	117 "CONNECTION_ID_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	118 "PROTOCOL_VIOLATION",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	119 "INVALID_TOKEN",
8426 6ea2f1daedb5 Introduced connection error APPLICATION_ERROR from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8425 diff changeset	120 "APPLICATION_ERROR",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	121 "CRYPTO_BUFFER_EXCEEDED",
8444 769d8bdeffb0 Define KEY_UPDATE_ERROR from quic-tls-24. Sergey Kandaurov <pluknet@nginx.com> parents: 8440 diff changeset	122 "KEY_UPDATE_ERROR",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	123 };
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	124
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	125
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	126 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	127 ngx_quic_parse_int(u_char pos, u_char end, uint64_t *out)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	128 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	129 u_char *p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	130 uint64_t value;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	131 ngx_uint_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	132
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	133 if (pos >= end) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	134 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	135 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	136
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	137 p = pos;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	138 len = 1 << ((*p & 0xc0) >> 6);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	139
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	140 value = *p++ & 0x3f;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	141
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	142 if ((size_t)(end - p) < (len - 1)) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	143 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	144 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	145
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	146 while (--len) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	147 value = (value << 8) + *p++;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	148 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	149
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	150 *out = value;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	151
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	152 return p;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	153 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	154
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	155
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	156 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	157 ngx_quic_read_uint8(u_char pos, u_char end, uint8_t *value)
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	158 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	159 if ((size_t)(end - pos) < 1) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	160 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	161 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	162
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	163 value = pos;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	164
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	165 return pos + 1;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	166 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	167
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	168
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	169 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	170 ngx_quic_read_uint32(u_char pos, u_char end, uint32_t *value)
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	171 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	172 if ((size_t)(end - pos) < sizeof(uint32_t)) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	173 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	174 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	175
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	176 *value = ngx_quic_parse_uint32(pos);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	177
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	178 return pos + sizeof(uint32_t);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	179 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	180
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	181
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	182 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	183 ngx_quic_read_bytes(u_char pos, u_char end, size_t len, u_char **out)
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	184 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	185 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	186 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	187 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	188
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	189 *out = pos;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	190
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	191 return pos + len;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	192 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	193
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	194
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	195 static u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	196 ngx_quic_copy_bytes(u_char pos, u_char end, size_t len, u_char *dst)
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	197 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	198 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	199 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	200 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	201
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	202 ngx_memcpy(dst, pos, len);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	203
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	204 return pos + len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	205 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	206
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	207
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	208 static void
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	209 ngx_quic_build_int(u_char **pos, uint64_t value)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	210 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	211 u_char *p;
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	212 ngx_uint_t bits, len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	213
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	214 p = *pos;
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	215 bits = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	216
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	217 while (value >> ((8 << bits) - 2)) {
dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	218 bits++;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	219 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	220
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	221 len = (1 << bits);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	222
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	223 while (len--) {
dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	224 p++ = value >> (len 8);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	225 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	226
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	227 **pos \|= bits << 6;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	228 *pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	229 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	230
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	231
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	232 u_char *
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	233 ngx_quic_error_text(uint64_t error_code)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	234 {
8447 97adb87f149b Get rid of hardcoded numbers used for quic handshake errors. Sergey Kandaurov <pluknet@nginx.com> parents: 8444 diff changeset	235 if (error_code >= NGX_QUIC_ERR_CRYPTO_ERROR) {
97adb87f149b Get rid of hardcoded numbers used for quic handshake errors. Sergey Kandaurov <pluknet@nginx.com> parents: 8444 diff changeset	236 return (u_char *) "handshake error";
97adb87f149b Get rid of hardcoded numbers used for quic handshake errors. Sergey Kandaurov <pluknet@nginx.com> parents: 8444 diff changeset	237 }
8342 76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	238
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	239 if (error_code >= NGX_QUIC_ERR_LAST) {
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	240 return (u_char *) "unknown error";
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	241 }
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	242
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	243 return (u_char *) ngx_quic_errors[error_code];
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	244 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	245
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	246
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	247 ngx_int_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	248 ngx_quic_parse_long_header(ngx_quic_header_t *pkt)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	249 {
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	250 u_char p, end;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	251 uint8_t idlen;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	252
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	253 p = pkt->data;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	254 end = pkt->data + pkt->len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	255
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	256 p = ngx_quic_read_uint8(p, end, &pkt->flags);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	257 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	258 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	259 "quic packet is too small to read flags");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	260 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	261 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	262
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	263 if (!ngx_quic_long_pkt(pkt->flags)) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	264 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic not a long packet");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	265 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	266 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	267
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	268 p = ngx_quic_read_uint32(p, end, &pkt->version);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	269 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	270 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	271 "quic packet is too small to read version");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	272 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	273 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	274
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	275 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	276 "quic long packet flags:%xd version:%xD",
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	277 pkt->flags, pkt->version);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	278
8386 81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	279 if (!(pkt->flags & NGX_QUIC_PKT_FIXED_BIT)) {
81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	280 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic fixed bit is not set");
8533 62b58f0a4711 QUIC: discard incorrect packets instead of closing the connection. Vladimir Homutov <vl@nginx.com> parents: 8531 diff changeset	281 return NGX_ERROR;
8386 81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	282 }
81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	283
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	284 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	285 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	286 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	287 "quic packet is too small to read dcid len");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	288 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	289 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	290
8387 eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	291 if (idlen > NGX_QUIC_CID_LEN_MAX) {
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	292 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	293 "quic packet dcid is too long");
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	294 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	295 }
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	296
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	297 pkt->dcid.len = idlen;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	298
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	299 p = ngx_quic_read_bytes(p, end, idlen, &pkt->dcid.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	300 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	301 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	302 "quic packet is too small to read dcid");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	303 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	304 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	305
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	306 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	307 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	308 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	309 "quic packet is too small to read scid len");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	310 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	311 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	312
8387 eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	313 if (idlen > NGX_QUIC_CID_LEN_MAX) {
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	314 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	315 "quic packet scid is too long");
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	316 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	317 }
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	318
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	319 pkt->scid.len = idlen;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	320
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	321 p = ngx_quic_read_bytes(p, end, idlen, &pkt->scid.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	322 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	323 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	324 "quic packet is too small to read scid");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	325 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	326 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	327
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	328 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	329
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	330 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	331 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	332
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	333
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	334 size_t
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	335 ngx_quic_create_version_negotiation(ngx_quic_header_t pkt, u_char out)
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	336 {
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	337 u_char p, start;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	338 ngx_uint_t i;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	339
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	340 p = start = out;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	341
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	342 *p++ = pkt->flags;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	343
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	344 /*
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	345 * The Version field of a Version Negotiation packet
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	346 * MUST be set to 0x00000000
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	347 */
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	348 p = ngx_quic_write_uint32(p, 0);
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	349
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	350 *p++ = pkt->dcid.len;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	351 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	352
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	353 *p++ = pkt->scid.len;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	354 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len);
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	355
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	356 for (i = 0; i < NGX_QUIC_NVERSIONS; i++) {
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	357 p = ngx_quic_write_uint32(p, ngx_quic_versions[i]);
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	358 }
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	359
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	360 return p - start;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	361 }
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	362
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	363
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	364 size_t
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	365 ngx_quic_create_long_header(ngx_quic_header_t pkt, u_char out,
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	366 size_t pkt_len, u_char **pnp)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	367 {
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	368 u_char p, start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	369
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	370 p = start = out;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	371
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	372 *p++ = pkt->flags;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	373
8269 c9c3a73df6e8 Support for HTTP/3 ALPN. Roman Arutyunyan <arut@nginx.com> parents: 8268 diff changeset	374 p = ngx_quic_write_uint32(p, NGX_QUIC_VERSION);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	375
8344 e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	376 *p++ = pkt->dcid.len;
e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	377 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	378
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	379 *p++ = pkt->scid.len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	380 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	381
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	382 if (pkt->level == ssl_encryption_initial) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	383 ngx_quic_build_int(&p, pkt->token.len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	384 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	385
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	386 ngx_quic_build_int(&p, pkt_len + pkt->num_len);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	387
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	388 *pnp = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	389
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	390 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	391 case 1:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	392 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	393 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	394 case 2:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	395 p = ngx_quic_write_uint16(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	396 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	397 case 3:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	398 p = ngx_quic_write_uint24(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	399 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	400 case 4:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	401 p = ngx_quic_write_uint32(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	402 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	403 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	404
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	405 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	406 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	407
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	408
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	409 size_t
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	410 ngx_quic_create_short_header(ngx_quic_header_t pkt, u_char out,
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	411 size_t pkt_len, u_char **pnp)
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	412 {
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	413 u_char p, start;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	414
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	415 p = start = out;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	416
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	417 *p++ = pkt->flags;
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	418
8344 e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	419 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	420
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	421 *pnp = p;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	422
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	423 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	424 case 1:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	425 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	426 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	427 case 2:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	428 p = ngx_quic_write_uint16(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	429 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	430 case 3:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	431 p = ngx_quic_write_uint24(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	432 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	433 case 4:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	434 p = ngx_quic_write_uint32(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	435 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	436 }
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	437
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	438 return p - start;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	439 }
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	440
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	441
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	442 size_t
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	443 ngx_quic_create_retry_itag(ngx_quic_header_t pkt, u_char out,
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	444 u_char **start)
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	445 {
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	446 u_char *p;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	447
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	448 p = out;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	449
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	450 *p++ = pkt->odcid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	451 p = ngx_cpymem(p, pkt->odcid.data, pkt->odcid.len);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	452
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	453 *start = p;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	454
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	455 *p++ = 0xff;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	456
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	457 p = ngx_quic_write_uint32(p, NGX_QUIC_VERSION);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	458
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	459 *p++ = pkt->dcid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	460 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	461
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	462 *p++ = pkt->scid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	463 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	464
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	465 p = ngx_cpymem(p, pkt->token.data, pkt->token.len);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	466
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	467 return p - out;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	468 }
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	469
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	470
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	471 ngx_int_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	472 ngx_quic_parse_short_header(ngx_quic_header_t pkt, ngx_str_t dcid)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	473 {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	474 u_char p, end;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	475
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	476 p = pkt->data;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	477 end = pkt->data + pkt->len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	478
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	479 p = ngx_quic_read_uint8(p, end, &pkt->flags);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	480 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	481 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	482 "quic packet is too small to read flags");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	483 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	484 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	485
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	486 if (!ngx_quic_short_pkt(pkt->flags)) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	487 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic not a short packet");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	488 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	489 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	490
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	491 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	492 "quic short packet flags:%xd", pkt->flags);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	493
8386 81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	494 if (!(pkt->flags & NGX_QUIC_PKT_FIXED_BIT)) {
81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	495 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic fixed bit is not set");
8533 62b58f0a4711 QUIC: discard incorrect packets instead of closing the connection. Vladimir Homutov <vl@nginx.com> parents: 8531 diff changeset	496 return NGX_ERROR;
8386 81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	497 }
81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	498
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	499 if (ngx_memcmp(p, dcid->data, dcid->len) != 0) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	500 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "unexpected quic dcid");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	501 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	502 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	503
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	504 pkt->dcid.len = dcid->len;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	505
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	506 p = ngx_quic_read_bytes(p, end, dcid->len, &pkt->dcid.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	507 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	508 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	509 "quic packet is too small to read dcid");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	510 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	511 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	512
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	513 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	514
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	515 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	516 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	517
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	518
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	519 ngx_int_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	520 ngx_quic_parse_initial_header(ngx_quic_header_t *pkt)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	521 {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	522 u_char p, end;
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	523 uint64_t varint;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	524
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	525 p = pkt->raw->pos;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	526
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	527 end = pkt->raw->last;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	528
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	529 pkt->log->action = "parsing quic initial header";
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	530
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	531 p = ngx_quic_parse_int(p, end, &varint);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	532 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	533 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	534 "quic failed to parse token length");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	535 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	536 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	537
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	538 pkt->token.len = varint;
83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	539
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	540 p = ngx_quic_read_bytes(p, end, pkt->token.len, &pkt->token.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	541 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	542 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	543 "quic packet too small to read token data");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	544 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	545 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	546
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	547 p = ngx_quic_parse_int(p, end, &varint);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	548 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	549 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic bad packet length");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	550 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	551 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	552
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	553 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	554 "quic initial packet length: %uL", varint);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	555
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	556 if (varint > (uint64_t) ((pkt->data + pkt->len) - p)) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	557 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	558 "quic truncated initial packet");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	559 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	560 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	561
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	562 pkt->raw->pos = p;
8558 0f37b4ef3cd9 QUIC: keep the entire packet size in pkt->len. Roman Arutyunyan <arut@nginx.com> parents: 8542 diff changeset	563 pkt->len = p + varint - pkt->data;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	564
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	565 #ifdef NGX_QUIC_DEBUG_PACKETS
8360 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 8359 diff changeset	566 ngx_quic_hexdump(pkt->log, "quic DCID", pkt->dcid.data, pkt->dcid.len);
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 8359 diff changeset	567 ngx_quic_hexdump(pkt->log, "quic SCID", pkt->scid.data, pkt->scid.len);
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 8359 diff changeset	568 ngx_quic_hexdump(pkt->log, "quic token", pkt->token.data, pkt->token.len);
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	569 #endif
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	570
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	571 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	572 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	573
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	574
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	575 ngx_int_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	576 ngx_quic_parse_handshake_header(ngx_quic_header_t *pkt)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	577 {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	578 u_char p, end;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	579 uint64_t plen;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	580
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	581 p = pkt->raw->pos;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	582 end = pkt->raw->last;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	583
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	584 pkt->log->action = "parsing quic handshake header";
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	585
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	586 p = ngx_quic_parse_int(p, end, &plen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	587 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	588 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic bad packet length");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	589 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	590 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	591
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	592 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	593 "quic handshake packet length: %uL", plen);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	594
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	595 if (plen > (uint64_t)((pkt->data + pkt->len) - p)) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	596 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	597 "quic truncated handshake packet");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	598 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	599 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	600
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	601 pkt->raw->pos = p;
8558 0f37b4ef3cd9 QUIC: keep the entire packet size in pkt->len. Roman Arutyunyan <arut@nginx.com> parents: 8542 diff changeset	602 pkt->len = p + plen - pkt->data;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	603
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	604 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	605 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	606
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	607
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	608 #define ngx_quic_stream_bit_off(val) (((val) & 0x04) ? 1 : 0)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	609 #define ngx_quic_stream_bit_len(val) (((val) & 0x02) ? 1 : 0)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	610 #define ngx_quic_stream_bit_fin(val) (((val) & 0x01) ? 1 : 0)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	611
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	612 ssize_t
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	613 ngx_quic_parse_frame(ngx_quic_header_t pkt, u_char start, u_char *end,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	614 ngx_quic_frame_t *f)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	615 {
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	616 u_char *p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	617 uint64_t varint;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	618 ngx_uint_t i;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	619
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	620 p = start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	621
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	622 p = ngx_quic_parse_int(p, end, &varint);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	623 if (p == NULL) {
8385 fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	624 pkt->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR;
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	625 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	626 "quic failed to obtain quic frame type");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	627 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	628 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	629
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	630 f->type = varint;
83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	631
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	632 if (ngx_quic_frame_allowed(pkt, f->type) != NGX_OK) {
8385 fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	633 pkt->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION;
fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	634 return NGX_ERROR;
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	635 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	636
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	637 switch (f->type) {
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	638
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	639 case NGX_QUIC_FT_CRYPTO:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	640
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	641 p = ngx_quic_parse_int(p, end, &f->u.crypto.offset);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	642 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	643 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	644 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	645
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	646 p = ngx_quic_parse_int(p, end, &f->u.crypto.length);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	647 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	648 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	649 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	650
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	651 p = ngx_quic_read_bytes(p, end, f->u.crypto.length, &f->u.crypto.data);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	652 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	653 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	654 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	655
8525 64a484fd40a9 QUIC: stripped down debug traces that have served its purpose. Sergey Kandaurov <pluknet@nginx.com> parents: 8524 diff changeset	656 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
64a484fd40a9 QUIC: stripped down debug traces that have served its purpose. Sergey Kandaurov <pluknet@nginx.com> parents: 8524 diff changeset	657 "quic frame in: CRYPTO length: %uL off:%uL",
64a484fd40a9 QUIC: stripped down debug traces that have served its purpose. Sergey Kandaurov <pluknet@nginx.com> parents: 8524 diff changeset	658 f->u.crypto.length, f->u.crypto.offset);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	659
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	660 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	661
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	662 case NGX_QUIC_FT_PADDING:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	663
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	664 while (p < end && *p == NGX_QUIC_FT_PADDING) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	665 p++;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	666 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	667
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	668 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	669
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	670 case NGX_QUIC_FT_ACK:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	671 case NGX_QUIC_FT_ACK_ECN:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	672
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	673 if (!((p = ngx_quic_parse_int(p, end, &f->u.ack.largest))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	674 && (p = ngx_quic_parse_int(p, end, &f->u.ack.delay))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	675 && (p = ngx_quic_parse_int(p, end, &f->u.ack.range_count))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	676 && (p = ngx_quic_parse_int(p, end, &f->u.ack.first_range))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	677 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	678 goto error;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	679 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	680
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	681 f->u.ack.ranges_start = p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	682
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	683 /* process all ranges to get bounds, values are ignored */
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	684 for (i = 0; i < f->u.ack.range_count; i++) {
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	685
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	686 p = ngx_quic_parse_int(p, end, &varint);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	687 if (p) {
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	688 p = ngx_quic_parse_int(p, end, &varint);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	689 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	690
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	691 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	692 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	693 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	694 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	695
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	696 f->u.ack.ranges_end = p;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	697
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	698 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	699 "quic frame in ACK largest:%uL delay:%uL"
d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	700 " count:%uL first:%uL", f->u.ack.largest,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	701 f->u.ack.delay,
8264 c58bbe31e87d Fixed received ACK fields order in debug logging. Sergey Kandaurov <pluknet@nginx.com> parents: 8262 diff changeset	702 f->u.ack.range_count,
c58bbe31e87d Fixed received ACK fields order in debug logging. Sergey Kandaurov <pluknet@nginx.com> parents: 8262 diff changeset	703 f->u.ack.first_range);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	704
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	705 if (f->type == NGX_QUIC_FT_ACK_ECN) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	706
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	707 if (!((p = ngx_quic_parse_int(p, end, &f->u.ack.ect0))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	708 && (p = ngx_quic_parse_int(p, end, &f->u.ack.ect1))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	709 && (p = ngx_quic_parse_int(p, end, &f->u.ack.ce))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	710 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	711 goto error;
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	712 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	713
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	714 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	715 "quic ACK ECN counters: %uL %uL %uL",
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	716 f->u.ack.ect0, f->u.ack.ect1, f->u.ack.ce);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	717 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	718
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	719 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	720
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	721 case NGX_QUIC_FT_PING:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	722 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	723
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	724 case NGX_QUIC_FT_NEW_CONNECTION_ID:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	725
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	726 p = ngx_quic_parse_int(p, end, &f->u.ncid.seqnum);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	727 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	728 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	729 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	730
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	731 p = ngx_quic_parse_int(p, end, &f->u.ncid.retire);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	732 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	733 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	734 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	735
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	736 if (f->u.ncid.retire > f->u.ncid.seqnum) {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	737 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	738 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	739
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	740 p = ngx_quic_read_uint8(p, end, &f->u.ncid.len);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	741 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	742 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	743 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	744
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	745 if (f->u.ncid.len < 1 \|\| f->u.ncid.len > NGX_QUIC_CID_LEN_MAX) {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	746 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	747 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	748
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	749 p = ngx_quic_copy_bytes(p, end, f->u.ncid.len, f->u.ncid.cid);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	750 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	751 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	752 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	753
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	754 p = ngx_quic_copy_bytes(p, end, NGX_QUIC_SRT_LEN, f->u.ncid.srt);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	755 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	756 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	757 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	758
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	759 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	760 "quic frame in: NCID seq:%uL retire:%uL len:%ud",
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	761 f->u.ncid.seqnum, f->u.ncid.retire, f->u.ncid.len);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	762 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	763
8537 88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	764 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	765
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	766 p = ngx_quic_parse_int(p, end, &f->u.retire_cid.sequence_number);
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	767 if (p == NULL) {
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	768 goto error;
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	769 }
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	770
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	771 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	772 "quic frame in: RETIRE_CONNECTION_ID"
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	773 " sequence_number:%uL",
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	774 f->u.retire_cid.sequence_number);
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	775 break;
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	776
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	777 case NGX_QUIC_FT_CONNECTION_CLOSE:
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	778 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	779
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	780 p = ngx_quic_parse_int(p, end, &f->u.close.error_code);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	781 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	782 goto error;
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	783 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	784
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	785 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	786 p = ngx_quic_parse_int(p, end, &f->u.close.frame_type);
8256 0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE. Sergey Kandaurov <pluknet@nginx.com> parents: 8255 diff changeset	787 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	788 goto error;
8256 0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE. Sergey Kandaurov <pluknet@nginx.com> parents: 8255 diff changeset	789 }
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	790 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	791
8254 856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	792 p = ngx_quic_parse_int(p, end, &varint);
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	793 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	794 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	795 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	796
8254 856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	797 f->u.close.reason.len = varint;
856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	798
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	799 p = ngx_quic_read_bytes(p, end, f->u.close.reason.len,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	800 &f->u.close.reason.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	801 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	802 goto error;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	803 }
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	804
8249 3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	805 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	806
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	807 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	808 "quic frame in CONNECTION_CLOSE"
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	809 " err:%s code:0x%xL type:0x%xL reason:'%V'",
8249 3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	810 ngx_quic_error_text(f->u.close.error_code),
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	811 f->u.close.error_code, f->u.close.frame_type,
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	812 &f->u.close.reason);
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	813 } else {
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	814
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	815 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	816 "quic frame in: CONNECTION_CLOSE_APP:"
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	817 " code:0x%xL reason:'%V'",
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	818 f->u.close.error_code, &f->u.close.reason);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	819 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	820
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	821 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	822
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	823 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	824 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	825 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	826 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	827 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	828 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	829 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	830 case NGX_QUIC_FT_STREAM7:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	831
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	832 f->u.stream.type = f->type;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	833
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	834 f->u.stream.off = ngx_quic_stream_bit_off(f->type);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	835 f->u.stream.len = ngx_quic_stream_bit_len(f->type);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	836 f->u.stream.fin = ngx_quic_stream_bit_fin(f->type);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	837
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	838 p = ngx_quic_parse_int(p, end, &f->u.stream.stream_id);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	839 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	840 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	841 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	842
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	843 if (f->type & 0x04) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	844 p = ngx_quic_parse_int(p, end, &f->u.stream.offset);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	845 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	846 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	847 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	848
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	849 } else {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	850 f->u.stream.offset = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	851 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	852
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	853 if (f->type & 0x02) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	854 p = ngx_quic_parse_int(p, end, &f->u.stream.length);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	855 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	856 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	857 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	858
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	859 } else {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	860 f->u.stream.length = end - p; /* up to packet end */
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	861 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	862
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	863 p = ngx_quic_read_bytes(p, end, f->u.stream.length,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	864 &f->u.stream.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	865 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	866 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	867 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	868
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	869 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	870 "quic frame in: STREAM type:0x%xi id:0x%xL offset:0x%xL "
d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	871 "len:0x%xL bits off:%d len:%d fin:%d",
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	872 f->type, f->u.stream.stream_id, f->u.stream.offset,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	873 f->u.stream.length, f->u.stream.off, f->u.stream.len,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	874 f->u.stream.fin);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	875
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	876 #ifdef NGX_QUIC_DEBUG_FRAMES
8360 f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 8359 diff changeset	877 ngx_quic_hexdump(pkt->log, "quic STREAM frame",
f175006124d0 Cleaned up hexdumps in debug output. Vladimir Homutov <vl@nginx.com> parents: 8359 diff changeset	878 f->u.stream.data, f->u.stream.length);
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	879 #endif
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	880 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	881
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	882 case NGX_QUIC_FT_MAX_DATA:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	883
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	884 p = ngx_quic_parse_int(p, end, &f->u.max_data.max_data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	885 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	886 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	887 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	888
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	889 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	890 "quic frame in: MAX_DATA max_data:%uL",
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	891 f->u.max_data.max_data);
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	892 break;
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	893
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	894 case NGX_QUIC_FT_RESET_STREAM:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	895
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	896 if (!((p = ngx_quic_parse_int(p, end, &f->u.reset_stream.id))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	897 && (p = ngx_quic_parse_int(p, end, &f->u.reset_stream.error_code))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	898 && (p = ngx_quic_parse_int(p, end,
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	899 &f->u.reset_stream.final_size))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	900 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	901 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	902 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	903
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	904 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	905 "quic frame in: RESET_STREAM"
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	906 " id:0x%xL error_code:0x%xL final_size:0x%xL",
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	907 f->u.reset_stream.id, f->u.reset_stream.error_code,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	908 f->u.reset_stream.final_size);
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	909 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	910
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	911 case NGX_QUIC_FT_STOP_SENDING:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	912
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	913 p = ngx_quic_parse_int(p, end, &f->u.stop_sending.id);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	914 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	915 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	916 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	917
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	918 p = ngx_quic_parse_int(p, end, &f->u.stop_sending.error_code);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	919 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	920 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	921 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	922
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	923 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	924 "quic frame in: STOP_SENDING id:0x%xL error_code:0x%xL",
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	925 f->u.stop_sending.id, f->u.stop_sending.error_code);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	926
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	927 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	928
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	929 case NGX_QUIC_FT_STREAMS_BLOCKED:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	930 case NGX_QUIC_FT_STREAMS_BLOCKED2:
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	931
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	932 p = ngx_quic_parse_int(p, end, &f->u.streams_blocked.limit);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	933 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	934 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	935 }
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	936
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	937 f->u.streams_blocked.bidi =
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	938 (f->type == NGX_QUIC_FT_STREAMS_BLOCKED) ? 1 : 0;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	939
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	940 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	941 "quic frame in: STREAMS_BLOCKED limit:%uL bidi:%ui",
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	942 f->u.streams_blocked.limit,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	943 f->u.streams_blocked.bidi);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	944
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	945 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	946
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	947 case NGX_QUIC_FT_MAX_STREAMS:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	948 case NGX_QUIC_FT_MAX_STREAMS2:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	949
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	950 p = ngx_quic_parse_int(p, end, &f->u.max_streams.limit);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	951 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	952 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	953 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	954
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	955 f->u.max_streams.bidi = (f->type == NGX_QUIC_FT_MAX_STREAMS) ? 1 : 0;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	956
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	957 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	958 "quic frame in: MAX_STREAMS limit:%uL bidi:%ui",
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	959 f->u.max_streams.limit,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	960 f->u.max_streams.bidi);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	961 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	962
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	963 case NGX_QUIC_FT_MAX_STREAM_DATA:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	964
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	965 p = ngx_quic_parse_int(p, end, &f->u.max_stream_data.id);
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	966 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	967 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	968 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	969
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	970 p = ngx_quic_parse_int(p, end, &f->u.max_stream_data.limit);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	971 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	972 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	973 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	974
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	975 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8499 b0e74a54c98b QUIC: consistent Stream ID logging format. Sergey Kandaurov <pluknet@nginx.com> parents: 8486 diff changeset	976 "quic frame in: MAX_STREAM_DATA id:0x%xL limit:%uL",
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	977 f->u.max_stream_data.id,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	978 f->u.max_stream_data.limit);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	979 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	980
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	981 case NGX_QUIC_FT_DATA_BLOCKED:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	982
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	983 p = ngx_quic_parse_int(p, end, &f->u.data_blocked.limit);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	984 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	985 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	986 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	987
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	988 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	989 "quic frame in: DATA_BLOCKED limit:%uL",
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	990 f->u.data_blocked.limit);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	991 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	992
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	993 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	994
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	995 p = ngx_quic_parse_int(p, end, &f->u.stream_data_blocked.id);
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	996 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	997 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	998 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	999
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1000 p = ngx_quic_parse_int(p, end, &f->u.stream_data_blocked.limit);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1001 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1002 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1003 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1004
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1005 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1006 "quic frame in: STREAM_DATA_BLOCKED"
8499 b0e74a54c98b QUIC: consistent Stream ID logging format. Sergey Kandaurov <pluknet@nginx.com> parents: 8486 diff changeset	1007 " id:0x%xL limit:%uL",
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1008 f->u.stream_data_blocked.id,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1009 f->u.stream_data_blocked.limit);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1010 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1011
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1012 case NGX_QUIC_FT_PATH_CHALLENGE:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1013
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1014 p = ngx_quic_copy_bytes(p, end, 8, f->u.path_challenge.data);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1015 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1016 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1017 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1018
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1019 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1020 "quic frame in: PATH_CHALLENGE data:0x%xL",
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1021 (uint64_t ) &f->u.path_challenge.data);
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1022 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1023
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1024 case NGX_QUIC_FT_PATH_RESPONSE:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1025
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1026 p = ngx_quic_copy_bytes(p, end, 8, f->u.path_response.data);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1027 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1028 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1029 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1030
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1031 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1032 "quic frame in: PATH_RESPONSE data:0x%xL",
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1033 (uint64_t ) &f->u.path_response.data);
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1034 break;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1035
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1036 default:
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1037 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1038 "quic unknown frame type 0x%xi", f->type);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1039 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1040 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1041
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1042 return p - start;
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1043
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1044 error:
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1045
8385 fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	1046 pkt->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR;
fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	1047
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1048 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1049 "quic failed to parse frame type 0x%xi", f->type);
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1050
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1051 return NGX_ERROR;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1052 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1053
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1054
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1055 static ngx_int_t
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1056 ngx_quic_frame_allowed(ngx_quic_header_t *pkt, ngx_uint_t frame_type)
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1057 {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1058 uint8_t ptype;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1059
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1060 /* frame permissions per packet: 4 bits: IH01: 12.4, Table 3 */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1061 static uint8_t ngx_quic_frame_masks[] = {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1062 /* PADDING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1063 /* PING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1064 /* ACK */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1065 /* ACK_ECN */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1066 /* RESET_STREAM */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1067 /* STOP_SENDING */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1068 /* CRYPTO */ 0xD,
8424 c70446e3d771 Treat receipt of NEW_TOKEN as connection error PROTOCOL_VIOLATION. Sergey Kandaurov <pluknet@nginx.com> parents: 8422 diff changeset	1069 /* NEW_TOKEN / 0x0, / only sent by server */
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1070 /* STREAM0 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1071 /* STREAM1 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1072 /* STREAM2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1073 /* STREAM3 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1074 /* STREAM4 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1075 /* STREAM5 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1076 /* STREAM6 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1077 /* STREAM7 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1078 /* MAX_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1079 /* MAX_STREAM_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1080 /* MAX_STREAMS */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1081 /* MAX_STREAMS2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1082 /* DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1083 /* STREAM_DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1084 /* STREAMS_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1085 /* STREAMS_BLOCKED2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1086 /* NEW_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1087 /* RETIRE_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1088 /* PATH_CHALLENGE */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1089 /* PATH_RESPONSE */ 0x3,
8425 3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1090 #if (NGX_QUIC_DRAFT_VERSION >= 28)
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1091 /* CONNECTION_CLOSE */ 0xF,
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1092 /* CONNECTION_CLOSE2 */ 0x3,
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1093 #else
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1094 /* CONNECTION_CLOSE */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1095 /* CONNECTION_CLOSE2 */ 0x1,
8425 3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1096 #endif
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1097 /* HANDSHAKE_DONE / 0x0, / only sent by server */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1098 };
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1099
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1100 if (ngx_quic_long_pkt(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1101
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1102 if (ngx_quic_pkt_in(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1103 ptype = 8; /* initial */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1104
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1105 } else if (ngx_quic_pkt_hs(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1106 ptype = 4; /* handshake */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1107
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1108 } else {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1109 ptype = 2; /* zero-rtt */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1110 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1111
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1112 } else {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1113 ptype = 1; /* application data */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1114 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1115
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1116 if (ptype & ngx_quic_frame_masks[frame_type]) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1117 return NGX_OK;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1118 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1119
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1120 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1121 "quic frame type 0x%xi is not "
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	1122 "allowed in packet with flags 0x%xd",
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1123 frame_type, pkt->flags);
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1124
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1125 return NGX_DECLINED;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1126 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1127
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1128
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1129 ssize_t
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1130 ngx_quic_parse_ack_range(ngx_quic_header_t pkt, u_char start, u_char *end,
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1131 uint64_t gap, uint64_t range)
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1132 {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1133 u_char *p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1134
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1135 p = start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1136
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1137 p = ngx_quic_parse_int(p, end, gap);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1138 if (p == NULL) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1139 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1140 "quic failed to parse ack frame gap");
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1141 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1142 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1143
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1144 p = ngx_quic_parse_int(p, end, range);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1145 if (p == NULL) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1146 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1147 "quic failed to parse ack frame range");
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1148 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1149 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1150
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1151 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	1152 "quic ACK range: gap %uL range %uL", gap, range);
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1153
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1154 return p - start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1155 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1156
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1157
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1158 ssize_t
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1159 ngx_quic_create_frame(u_char p, ngx_quic_frame_t f)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1160 {
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1161 /*
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1162 * QUIC-recovery, section 2:
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1163 *
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1164 * Ack-eliciting Frames: All frames other than ACK, PADDING, and
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1165 * CONNECTION_CLOSE are considered ack-eliciting.
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1166 */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1167 f->need_ack = 1;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1168
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1169 switch (f->type) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1170 case NGX_QUIC_FT_ACK:
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1171 f->need_ack = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1172 return ngx_quic_create_ack(p, &f->u.ack);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1173
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1174 case NGX_QUIC_FT_STOP_SENDING:
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1175 return ngx_quic_create_stop_sending(p, &f->u.stop_sending);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1176
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1177 case NGX_QUIC_FT_CRYPTO:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1178 return ngx_quic_create_crypto(p, &f->u.crypto);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1179
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1180 case NGX_QUIC_FT_HANDSHAKE_DONE:
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1181 return ngx_quic_create_hs_done(p);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1182
8384 52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1183 case NGX_QUIC_FT_NEW_TOKEN:
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1184 return ngx_quic_create_new_token(p, &f->u.token);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1185
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1186 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1187 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1188 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1189 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1190 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1191 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1192 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1193 case NGX_QUIC_FT_STREAM7:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1194 return ngx_quic_create_stream(p, &f->u.stream);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1195
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1196 case NGX_QUIC_FT_CONNECTION_CLOSE:
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1197 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1198 f->need_ack = 0;
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1199 return ngx_quic_create_close(p, &f->u.close);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1200
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1201 case NGX_QUIC_FT_MAX_STREAMS:
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1202 return ngx_quic_create_max_streams(p, &f->u.max_streams);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1203
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1204 case NGX_QUIC_FT_MAX_STREAM_DATA:
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1205 return ngx_quic_create_max_stream_data(p, &f->u.max_stream_data);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1206
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1207 case NGX_QUIC_FT_MAX_DATA:
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1208 return ngx_quic_create_max_data(p, &f->u.max_data);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1209
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1210 case NGX_QUIC_FT_PATH_RESPONSE:
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1211 return ngx_quic_create_path_response(p, &f->u.path_response);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1212
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1213 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1214 return ngx_quic_create_retire_connection_id(p, &f->u.retire_cid);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1215
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1216 default:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1217 /* BUG: unsupported frame type generated */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1218 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1219 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1220 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1221
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1222
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1223 static size_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1224 ngx_quic_create_ack(u_char p, ngx_quic_ack_frame_t ack)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1225 {
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1226 size_t len;
d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1227 u_char *start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1228
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1229 /* minimal ACK packet */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1230
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1231 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1232 len = ngx_quic_varint_len(NGX_QUIC_FT_ACK);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1233 len += ngx_quic_varint_len(ack->largest);
8470 0d1ad81dd65c QUIC: delay field of an ACK frame is now calculated. Vladimir Homutov <vl@nginx.com> parents: 8458 diff changeset	1234 len += ngx_quic_varint_len(ack->delay);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1235 len += ngx_quic_varint_len(0);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1236 len += ngx_quic_varint_len(ack->first_range);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1237
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1238 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1239 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1240
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1241 start = p;
d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1242
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1243 ngx_quic_build_int(&p, NGX_QUIC_FT_ACK);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1244 ngx_quic_build_int(&p, ack->largest);
8470 0d1ad81dd65c QUIC: delay field of an ACK frame is now calculated. Vladimir Homutov <vl@nginx.com> parents: 8458 diff changeset	1245 ngx_quic_build_int(&p, ack->delay);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1246 ngx_quic_build_int(&p, 0);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1247 ngx_quic_build_int(&p, ack->first_range);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1248
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1249 return p - start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1250 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1251
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1252
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1253 static size_t
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1254 ngx_quic_create_stop_sending(u_char p, ngx_quic_stop_sending_frame_t ss)
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1255 {
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1256 size_t len;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1257 u_char *start;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1258
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1259 if (p == NULL) {
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1260 len = ngx_quic_varint_len(NGX_QUIC_FT_STOP_SENDING);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1261 len += ngx_quic_varint_len(ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1262 len += ngx_quic_varint_len(ss->error_code);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1263 return len;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1264 }
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1265
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1266 start = p;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1267
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1268 ngx_quic_build_int(&p, NGX_QUIC_FT_STOP_SENDING);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1269 ngx_quic_build_int(&p, ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1270 ngx_quic_build_int(&p, ss->error_code);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1271
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1272 return p - start;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1273 }
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1274
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1275
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1276 static size_t
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1277 ngx_quic_create_crypto(u_char p, ngx_quic_crypto_frame_t crypto)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1278 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1279 size_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1280 u_char *start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1281
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1282 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1283 len = ngx_quic_varint_len(NGX_QUIC_FT_CRYPTO);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1284 len += ngx_quic_varint_len(crypto->offset);
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1285 len += ngx_quic_varint_len(crypto->length);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1286 len += crypto->length;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1287
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1288 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1289 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1290
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1291 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1292
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1293 ngx_quic_build_int(&p, NGX_QUIC_FT_CRYPTO);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1294 ngx_quic_build_int(&p, crypto->offset);
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1295 ngx_quic_build_int(&p, crypto->length);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1296 p = ngx_cpymem(p, crypto->data, crypto->length);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1297
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1298 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1299 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1300
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1301
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1302 static size_t
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1303 ngx_quic_create_hs_done(u_char *p)
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1304 {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1305 u_char *start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1306
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1307 if (p == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1308 return ngx_quic_varint_len(NGX_QUIC_FT_HANDSHAKE_DONE);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1309 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1310
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1311 start = p;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1312
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1313 ngx_quic_build_int(&p, NGX_QUIC_FT_HANDSHAKE_DONE);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1314
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1315 return p - start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1316 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1317
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1318
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1319 static size_t
8384 52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1320 ngx_quic_create_new_token(u_char p, ngx_quic_new_token_frame_t token)
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1321 {
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1322 size_t len;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1323 u_char *start;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1324
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1325 if (p == NULL) {
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1326 len = ngx_quic_varint_len(NGX_QUIC_FT_NEW_TOKEN);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1327 len += ngx_quic_varint_len(token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1328 len += token->length;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1329
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1330 return len;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1331 }
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1332
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1333 start = p;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1334
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1335 ngx_quic_build_int(&p, NGX_QUIC_FT_NEW_TOKEN);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1336 ngx_quic_build_int(&p, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1337 p = ngx_cpymem(p, token->data, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1338
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1339 return p - start;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1340 }
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1341
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1342
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1343 static size_t
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1344 ngx_quic_create_stream(u_char p, ngx_quic_stream_frame_t sf)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1345 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1346 size_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1347 u_char *start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1348
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1349 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1350 len = ngx_quic_varint_len(sf->type);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1351
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1352 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1353 len += ngx_quic_varint_len(sf->offset);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1354 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1355
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1356 len += ngx_quic_varint_len(sf->stream_id);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1357
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1358 /* length is always present in generated frames */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1359 len += ngx_quic_varint_len(sf->length);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1360
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1361 len += sf->length;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1362
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1363 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1364 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1365
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1366 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1367
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1368 ngx_quic_build_int(&p, sf->type);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1369 ngx_quic_build_int(&p, sf->stream_id);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1370
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1371 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1372 ngx_quic_build_int(&p, sf->offset);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1373 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1374
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1375 /* length is always present in generated frames */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1376 ngx_quic_build_int(&p, sf->length);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1377
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1378 p = ngx_cpymem(p, sf->data, sf->length);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1379
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1380 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1381 }
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1382
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1383
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1384 static size_t
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1385 ngx_quic_create_max_streams(u_char p, ngx_quic_max_streams_frame_t ms)
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1386 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1387 size_t len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1388 u_char *start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1389 ngx_uint_t type;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1390
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1391 type = ms->bidi ? NGX_QUIC_FT_MAX_STREAMS : NGX_QUIC_FT_MAX_STREAMS2;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1392
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1393 if (p == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1394 len = ngx_quic_varint_len(type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1395 len += ngx_quic_varint_len(ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1396 return len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1397 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1398
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1399 start = p;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1400
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1401 ngx_quic_build_int(&p, type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1402 ngx_quic_build_int(&p, ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1403
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1404 return p - start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1405 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1406
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1407
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1408 static ngx_int_t
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1409 ngx_quic_parse_transport_param(u_char p, u_char end, uint16_t id,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1410 ngx_quic_tp_t *dst)
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1411 {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1412 uint64_t varint;
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1413 ngx_str_t str;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1414
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1415 varint = 0;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1416 ngx_str_null(&str);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1417
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1418 switch (id) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1419
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1420 case NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1421 /* zero-length option */
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1422 if (end - p != 0) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1423 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1424 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1425 dst->disable_active_migration = 1;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1426 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1427
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1428 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1429 case NGX_QUIC_TP_MAX_UDP_PAYLOAD_SIZE:
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1430 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1431 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1432 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1433 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1434 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1435 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1436 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1437 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1438 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1439
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1440 p = ngx_quic_parse_int(p, end, &varint);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1441 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1442 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1443 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1444 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1445
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1446 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1447
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1448 str.len = end - p;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1449 p = ngx_quic_read_bytes(p, end, str.len, &str.data);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1450 break;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1451
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1452 default:
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1453 return NGX_DECLINED;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1454 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1455
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1456 switch (id) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1457
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1458 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1459 dst->max_idle_timeout = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1460 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1461
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1462 case NGX_QUIC_TP_MAX_UDP_PAYLOAD_SIZE:
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1463 dst->max_udp_payload_size = varint;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1464 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1465
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1466 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1467 dst->initial_max_data = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1468 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1469
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1470 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1471 dst->initial_max_stream_data_bidi_local = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1472 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1473
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1474 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1475 dst->initial_max_stream_data_bidi_remote = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1476 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1477
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1478 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1479 dst->initial_max_stream_data_uni = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1480 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1481
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1482 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1483 dst->initial_max_streams_bidi = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1484 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1485
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1486 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1487 dst->initial_max_streams_uni = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1488 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1489
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1490 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1491 dst->ack_delay_exponent = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1492 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1493
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1494 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1495 dst->max_ack_delay = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1496 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1497
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1498 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1499 dst->active_connection_id_limit = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1500 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1501
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1502 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1503 dst->initial_scid = str;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1504 break;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1505
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1506 default:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1507 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1508 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1509
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1510 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1511 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1512
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1513
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1514 ngx_int_t
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1515 ngx_quic_parse_transport_params(u_char p, u_char end, ngx_quic_tp_t *tp,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1516 ngx_log_t *log)
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1517 {
8356 42198f77ac85 Removed support of drafts older than currently latest 27. Vladimir Homutov <vl@nginx.com> parents: 8351 diff changeset	1518 uint64_t id, len;
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1519 ngx_int_t rc;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1520
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1521 while (p < end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1522 p = ngx_quic_parse_int(p, end, &id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1523 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1524 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1525 "quic failed to parse transport param id");
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1526 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1527 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1528
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1529 switch (id) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1530 case NGX_QUIC_TP_ORIGINAL_DCID:
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1531 case NGX_QUIC_TP_PREFERRED_ADDRESS:
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1532 case NGX_QUIC_TP_RETRY_SCID:
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1533 case NGX_QUIC_TP_STATELESS_RESET_TOKEN:
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1534 ngx_log_error(NGX_LOG_INFO, log, 0,
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1535 "quic client sent forbidden transport param"
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	1536 " id 0x%xL", id);
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1537 return NGX_ERROR;
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1538 }
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1539
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1540 p = ngx_quic_parse_int(p, end, &len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1541 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1542 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1543 "quic failed to parse"
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	1544 " transport param id 0x%xL length", id);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1545 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1546 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1547
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1548 rc = ngx_quic_parse_transport_param(p, p + len, id, tp);
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1549
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1550 if (rc == NGX_ERROR) {
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1551 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1552 "quic failed to parse"
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	1553 " transport param id 0x%xL data", id);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1554 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1555 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1556
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1557 if (rc == NGX_DECLINED) {
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1558 ngx_log_error(NGX_LOG_INFO, log, 0,
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	1559 "quic unknown transport param id 0x%xL, skipped", id);
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1560 }
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1561
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1562 p += len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1563 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1564
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1565 if (p != end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1566 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1567 "quic trailing garbage in"
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1568 " transport parameters: %ui bytes",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1569 end - p);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1570 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1571 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1572
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1573 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1574 "quic transport parameters parsed ok");
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1575
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1576 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1577 "quic tp disable active migration: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1578 tp->disable_active_migration);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1579
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1580 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp idle_timeout: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1581 tp->max_idle_timeout);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1582
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1583 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1584 "quic tp max_udp_payload_size: %ui",
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1585 tp->max_udp_payload_size);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1586
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1587 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp max_data: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1588 tp->initial_max_data);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1589
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1590 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1591 "quic tp max_stream_data_bidi_local: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1592 tp->initial_max_stream_data_bidi_local);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1593
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1594 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1595 "quic tp max_stream_data_bidi_remote: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1596 tp->initial_max_stream_data_bidi_remote);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1597
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1598 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1599 "quic tp max_stream_data_uni: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1600 tp->initial_max_stream_data_uni);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1601
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1602 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1603 "quic tp initial_max_streams_bidi: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1604 tp->initial_max_streams_bidi);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1605
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1606 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1607 "quic tp initial_max_streams_uni: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1608 tp->initial_max_streams_uni);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1609
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1610 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1611 "quic tp ack_delay_exponent: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1612 tp->ack_delay_exponent);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1613
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1614 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp max_ack_delay: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1615 tp->max_ack_delay);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1616
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1617 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1618 "quic tp active_connection_id_limit: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1619 tp->active_connection_id_limit);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1620
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1621 #if (NGX_QUIC_DRAFT_VERSION >= 28)
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1622 ngx_quic_hexdump(log, "quic tp initial_source_connection_id:",
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1623 tp->initial_scid.data, tp->initial_scid.len);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1624 #endif
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1625
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1626 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1627 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1628
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1629
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1630 static size_t
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1631 ngx_quic_create_max_stream_data(u_char p, ngx_quic_max_stream_data_frame_t ms)
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1632 {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1633 size_t len;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1634 u_char *start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1635
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1636 if (p == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1637 len = ngx_quic_varint_len(NGX_QUIC_FT_MAX_STREAM_DATA);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1638 len += ngx_quic_varint_len(ms->id);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1639 len += ngx_quic_varint_len(ms->limit);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1640 return len;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1641 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1642
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1643 start = p;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1644
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1645 ngx_quic_build_int(&p, NGX_QUIC_FT_MAX_STREAM_DATA);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1646 ngx_quic_build_int(&p, ms->id);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1647 ngx_quic_build_int(&p, ms->limit);
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1648
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1649 return p - start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1650 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1651
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1652
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1653 static size_t
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1654 ngx_quic_create_max_data(u_char p, ngx_quic_max_data_frame_t md)
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1655 {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1656 size_t len;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1657 u_char *start;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1658
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1659 if (p == NULL) {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1660 len = ngx_quic_varint_len(NGX_QUIC_FT_MAX_DATA);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1661 len += ngx_quic_varint_len(md->max_data);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1662 return len;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1663 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1664
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1665 start = p;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1666
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1667 ngx_quic_build_int(&p, NGX_QUIC_FT_MAX_DATA);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1668 ngx_quic_build_int(&p, md->max_data);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1669
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1670 return p - start;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1671 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1672
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1673
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1674 static size_t
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1675 ngx_quic_create_path_response(u_char p, ngx_quic_path_challenge_frame_t pc)
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1676 {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1677 size_t len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1678 u_char *start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1679
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1680 if (p == NULL) {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1681 len = ngx_quic_varint_len(NGX_QUIC_FT_PATH_RESPONSE);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1682 len += sizeof(pc->data);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1683 return len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1684 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1685
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1686 start = p;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1687
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1688 ngx_quic_build_int(&p, NGX_QUIC_FT_PATH_RESPONSE);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1689 p = ngx_cpymem(p, &pc->data, sizeof(pc->data));
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1690
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1691 return p - start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1692 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1693
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1694
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1695 static size_t
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1696 ngx_quic_create_retire_connection_id(u_char *p,
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1697 ngx_quic_retire_cid_frame_t *rcid)
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1698 {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1699 size_t len;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1700 u_char *start;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1701
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1702 if (p == NULL) {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1703 len = ngx_quic_varint_len(NGX_QUIC_FT_RETIRE_CONNECTION_ID);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1704 len += ngx_quic_varint_len(rcid->sequence_number);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1705 return len;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1706 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1707
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1708 start = p;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1709
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1710 ngx_quic_build_int(&p, NGX_QUIC_FT_RETIRE_CONNECTION_ID);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1711 ngx_quic_build_int(&p, rcid->sequence_number);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1712
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1713 return p - start;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1714 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1715
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1716
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1717 ssize_t
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1718 ngx_quic_create_transport_params(u_char pos, u_char end, ngx_quic_tp_t *tp,
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1719 size_t *clen)
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1720 {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1721 u_char *p;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1722 size_t len;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1723
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1724 #define ngx_quic_tp_len(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1725 ngx_quic_varint_len(id) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1726 + ngx_quic_varint_len(value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1727 + ngx_quic_varint_len(ngx_quic_varint_len(value))
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1728
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1729 #define ngx_quic_tp_vint(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1730 do { \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1731 ngx_quic_build_int(&p, id); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1732 ngx_quic_build_int(&p, ngx_quic_varint_len(value)); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1733 ngx_quic_build_int(&p, value); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1734 } while (0)
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1735
8416 78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1736 #define ngx_quic_tp_strlen(id, value) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1737 ngx_quic_varint_len(id) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1738 + ngx_quic_varint_len(value.len) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1739 + value.len
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1740
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1741 #define ngx_quic_tp_str(id, value) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1742 do { \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1743 ngx_quic_build_int(&p, id); \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1744 ngx_quic_build_int(&p, value.len); \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1745 p = ngx_cpymem(p, value.data, value.len); \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1746 } while (0)
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1747
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1748 p = pos;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1749
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1750 len = ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_DATA, tp->initial_max_data);
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1751
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1752 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1753 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1754
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1755 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1756 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1757
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1758 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1759 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1760
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1761 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1762 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1763
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1764 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1765 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1766
8277 50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1767 len += ngx_quic_tp_len(NGX_QUIC_TP_MAX_IDLE_TIMEOUT,
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1768 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1769
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1770 if (clen) {
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1771 *clen = len;
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1772 }
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1773
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1774 len += ngx_quic_tp_len(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT,
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1775 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1776
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1777 #if (NGX_QUIC_DRAFT_VERSION >= 28)
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1778 len += ngx_quic_tp_strlen(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1779 len += ngx_quic_tp_strlen(NGX_QUIC_TP_INITIAL_SCID, tp->initial_scid);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1780
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1781 if (tp->retry_scid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1782 len += ngx_quic_tp_strlen(NGX_QUIC_TP_RETRY_SCID, tp->retry_scid);
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1783 }
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1784 #else
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1785 if (tp->original_dcid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1786 len += ngx_quic_tp_strlen(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1787 }
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1788 #endif
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	1789
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1790 if (pos == NULL) {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1791 return len;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1792 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1793
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1794 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1795 tp->initial_max_data);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1796
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1797 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1798 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1799
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1800 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1801 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1802
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1803 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1804 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1805
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1806 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1807 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1808
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1809 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1810 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1811
8277 50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1812 ngx_quic_tp_vint(NGX_QUIC_TP_MAX_IDLE_TIMEOUT,
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1813 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1814
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1815 ngx_quic_tp_vint(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT,
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1816 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1817
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1818 #if (NGX_QUIC_DRAFT_VERSION >= 28)
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1819 ngx_quic_tp_str(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1820 ngx_quic_tp_str(NGX_QUIC_TP_INITIAL_SCID, tp->initial_scid);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1821
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1822 if (tp->retry_scid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1823 ngx_quic_tp_str(NGX_QUIC_TP_RETRY_SCID, tp->retry_scid);
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1824 }
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1825 #else
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1826 if (tp->original_dcid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1827 ngx_quic_tp_str(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1828 }
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1829 #endif
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	1830
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1831 return p - pos;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1832 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1833
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1834
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1835 static size_t
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1836 ngx_quic_create_close(u_char p, ngx_quic_close_frame_t cl)
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1837 {
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1838 size_t len;
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1839 u_char *start;
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1840 ngx_uint_t type;
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1841
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1842 type = cl->app ? NGX_QUIC_FT_CONNECTION_CLOSE_APP
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1843 : NGX_QUIC_FT_CONNECTION_CLOSE;
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1844
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1845 if (p == NULL) {
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1846 len = ngx_quic_varint_len(type);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1847 len += ngx_quic_varint_len(cl->error_code);
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1848
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1849 if (!cl->app) {
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1850 len += ngx_quic_varint_len(cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1851 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1852
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1853 len += ngx_quic_varint_len(cl->reason.len);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1854 len += cl->reason.len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1855
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1856 return len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1857 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1858
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1859 start = p;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1860
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1861 ngx_quic_build_int(&p, type);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1862 ngx_quic_build_int(&p, cl->error_code);
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1863
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1864 if (!cl->app) {
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1865 ngx_quic_build_int(&p, cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1866 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1867
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1868 ngx_quic_build_int(&p, cl->reason.len);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1869 p = ngx_cpymem(p, cl->reason.data, cl->reason.len);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1870
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1871 return p - start;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1872 }

Mercurial > hg > nginx

annotate src/event/ngx_event_quic_transport.c @ 8558:0f37b4ef3cd9 quic