nginx: src/event/ngx_event_quic_transport.c annotate

annotate src/event/ngx_event_quic_transport.c @ 8533:62b58f0a4711 quic

QUIC: discard incorrect packets instead of closing the connection. quic-transport 5.2: Packets that are matched to an existing connection are discarded if the packets are inconsistent with the state of that connection. 5.2.2: Servers MUST drop incoming packets under all other circumstances.

author	Vladimir Homutov <vl@nginx.com>
date	Tue, 01 Sep 2020 17:20:42 +0300
parents	4ff2a0b747d1
children	88676e7f4449

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

Mercurial > hg > nginx

annotate src/event/ngx_event_quic_transport.c @ 8533:62b58f0a4711 quic