nginx: src/event/ngx_event_quic_transport.c annotate

annotate src/event/ngx_event_quic_transport.c @ 8326:1cdd53532309 quic

ACK ranges processing. + since number of ranges in unknown, provide a function to parse them once again in handler to avoid memory allocation + ack handler now processes all ranges, not only the first + ECN counters are parsed and saved into frame if present

author	Vladimir Homutov <vl@nginx.com>
date	Mon, 06 Apr 2020 16:19:26 +0300
parents	853908b5a216
children	167d32476737

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>
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	10
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 #if (NGX_HAVE_NONALIGNED)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	13
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	14 #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	15 #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	16
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	17 #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	18 #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	19
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	20 #else
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	21
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	22 #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	23 #define ngx_quic_parse_uint32(p) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	24 ((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	25
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	26 #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	27 ((p)[0] = (u_char) ((s) >> 8), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	28 (p)[1] = (u_char) (s), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	29 (p) + sizeof(uint16_t))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	30
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	31 #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	32 ((p)[0] = (u_char) ((s) >> 24), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	33 (p)[1] = (u_char) ((s) >> 16), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	34 (p)[2] = (u_char) ((s) >> 8), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	35 (p)[3] = (u_char) (s), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	36 (p) + sizeof(uint32_t))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	37
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	38 #endif
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	39
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	40 #define ngx_quic_write_uint24(p, s) \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	41 ((p)[0] = (u_char) ((s) >> 16), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	42 (p)[1] = (u_char) ((s) >> 8), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	43 (p)[2] = (u_char) (s), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	44 (p) + 3)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	45
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	46 #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	47 ((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	48
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	49 #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	50 ((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	51
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	52 #define ngx_quic_varint_len(value) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	53 ((value) <= 63 ? 1 \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	54 : ((uint32_t) value) <= 16383 ? 2 \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	55 : ((uint64_t) value) <= 1073741823 ? 4 \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	56 : 8)
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	57
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	58
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	59 static u_char ngx_quic_parse_int(u_char pos, u_char end, uint64_t out);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	60 static u_char ngx_quic_parse_int_multi(u_char pos, u_char *end, ...);
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);
8269 c9c3a73df6e8 Support for HTTP/3 ALPN. Roman Arutyunyan <arut@nginx.com> parents: 8268 diff changeset	64 /static/ u_char ngx_quic_read_uint16(u_char pos, u_char end, uint16_t value); // usage depends on NGX_QUIC_VERSION
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	65 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	66 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	67 u_char **out);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	68 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	69 u_char *dst);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	70
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	71 static size_t 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	72 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	73 ngx_quic_crypto_frame_t *crypto);
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	74 static size_t ngx_quic_create_hs_done(u_char *p);
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_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	76 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	77 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	78 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	79 ngx_quic_max_stream_data_frame_t *ms);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	80 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	81
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	82 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	83 uint16_t id, ngx_quic_tp_t *dst);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	84
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	85
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	86 /* literal errors indexed by corresponding value */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	87 static char *ngx_quic_errors[] = {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	88 "NO_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	89 "INTERNAL_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	90 "SERVER_BUSY",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	91 "FLOW_CONTROL_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	92 "STREAM_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	93 "STREAM_STATE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	94 "FINAL_SIZE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	95 "FRAME_ENCODING_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	96 "TRANSPORT_PARAMETER_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	97 "CONNECTION_ID_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	98 "PROTOCOL_VIOLATION",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	99 "INVALID_TOKEN",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	100 "",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	101 "CRYPTO_BUFFER_EXCEEDED",
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	102 "",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	103 "CRYPTO_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	104 };
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	105
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	106
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	107 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	108 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	109 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	110 u_char *p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	111 uint64_t value;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	112 ngx_uint_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	113
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	114 if (pos >= end) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	115 printf("OOPS >=\n");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	116 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	117 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	118
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	119 p = pos;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	120 len = 1 << ((*p & 0xc0) >> 6);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	121
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	122 value = *p++ & 0x3f;
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 if ((size_t)(end - p) < (len - 1)) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	125 printf("LEN TOO BIG: need %ld have %ld\n", len, end - p);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	126 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	127 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	128
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	129 while (--len) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	130 value = (value << 8) + *p++;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	131 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	132
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	133 *out = value;
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 return p;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	136 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	137
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	138
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	139 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	140 ngx_quic_parse_int_multi(u_char pos, u_char end, ...)
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	141 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	142 u_char *p;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	143 va_list ap;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	144 uint64_t *item;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	145
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	146 p = pos;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	147
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	148 va_start(ap, end);
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 do {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	151 item = va_arg(ap, uint64_t *);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	152 if (item == NULL) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	153 break;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	154 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	155
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	156 p = ngx_quic_parse_int(p, end, item);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	157 if (p == NULL) {
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 } while (1);
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 va_end(ap);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	164
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	165 return p;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	166 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	167
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	168
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	169 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	170 ngx_quic_read_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	171 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	172 if ((size_t)(end - pos) < 1) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	173 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	174 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	175
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	176 value = pos;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	177
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	178 return pos + 1;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	179 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	180
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	181
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	182 /static/ ngx_inline u_char *
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	183 ngx_quic_read_uint16(u_char pos, u_char end, uint16_t *value)
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	184 {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	185 if ((size_t)(end - pos) < sizeof(uint16_t)) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	186 return NULL;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	187 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	188
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	189 *value = ngx_quic_parse_uint16(pos);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	190
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	191 return pos + sizeof(uint16_t);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	192 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	193
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	194
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	195 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	196 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	197 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	198 if ((size_t)(end - pos) < sizeof(uint32_t)) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	199 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	200 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	201
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	202 *value = ngx_quic_parse_uint32(pos);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	203
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	204 return pos + sizeof(uint32_t);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	205 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	206
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	207
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	208 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	209 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	210 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	211 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	212 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	213 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	214
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	215 *out = pos;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	216
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	217 return pos + len;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	218 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	219
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	220
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	221 static u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	222 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	223 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	224 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	225 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	226 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	227
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	228 ngx_memcpy(dst, pos, len);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	229
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	230 return pos + len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	231 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	232
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	233
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	234 static void
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	235 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	236 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	237 u_char *p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	238 ngx_uint_t len;//, len2;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	239
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	240 p = *pos;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	241 len = 0;
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 while (value >> ((1 << len) * 8 - 2)) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	244 len++;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	245 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	246
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	247 *p = len << 6;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	248
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	249 // len2 =
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	250 len = (1 << len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	251 len--;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	252 p \|= value >> (len 8);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	253 p++;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	254
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	255 while (len) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	256 p++ = value >> ((len-- - 1) 8);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	257 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	258
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	259 *pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	260 // return len2;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	261 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	262
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	263
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	264 u_char *
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	265 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	266 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	267 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	268 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	269
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	270
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	271 ngx_int_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	272 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	273 {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	274 u_char p, end;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	275 uint8_t idlen;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	276
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	277 p = pkt->data;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	278 end = pkt->data + pkt->len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	279
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	280 ngx_quic_hexdump0(pkt->log, "long input", pkt->data, pkt->len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: 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, &pkt->flags);
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,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	285 "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	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
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	289 if (!ngx_quic_long_pkt(pkt->flags)) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	290 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "not a long packet");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	291 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	292 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	293
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	294 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	295 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	296 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	297 "packet is too small to read version");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	298 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	299 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	300
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	301 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	302 "quic flags:%xi version:%xD", pkt->flags, pkt->version);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	303
8269 c9c3a73df6e8 Support for HTTP/3 ALPN. Roman Arutyunyan <arut@nginx.com> parents: 8268 diff changeset	304 if (pkt->version != NGX_QUIC_VERSION) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	305 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8261 55a3a9c50af2 Add unsupported version into log. Vladimir Homutov <vl@nginx.com> parents: 8260 diff changeset	306 "unsupported quic version: 0x%xi", pkt->version);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	307 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	308 }
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 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	311 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	312 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	313 "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	314 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	315 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	316
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	317 pkt->dcid.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->dcid.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,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	322 "packet is too small to read dcid");
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
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	326 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	327 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	328 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	329 "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	330 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	331 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	332
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	333 pkt->scid.len = idlen;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	334
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	335 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	336 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	337 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	338 "packet is too small to read scid");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	339 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	340 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	341
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	342 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	343
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	344 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	345 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	346
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	347
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	348 size_t
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	349 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	350 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	351 {
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	352 u_char p, start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	353
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	354 p = start = out;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	355
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	356 *p++ = pkt->flags;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	357
8269 c9c3a73df6e8 Support for HTTP/3 ALPN. Roman Arutyunyan <arut@nginx.com> parents: 8268 diff changeset	358 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	359
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	360 *p++ = pkt->scid.len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	361 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	362
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	363 *p++ = pkt->dcid.len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	364 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	365
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	366 if (pkt->level == ssl_encryption_initial) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	367 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	368 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	369
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	370 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	371
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	372 *pnp = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	373
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	374 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	375 case 1:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	376 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	377 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	378 case 2:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	379 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	380 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	381 case 3:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	382 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	383 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	384 case 4:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	385 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	386 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	387 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	388
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	389 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	390 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	391
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	392
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	393 size_t
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	394 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	395 size_t pkt_len, u_char **pnp)
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	396 {
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	397 u_char p, start;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	398
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	399 p = start = out;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	400
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	401 *p++ = pkt->flags;
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	402
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	403 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len);
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	404
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	405 *pnp = p;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	406
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	407 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	408 case 1:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	409 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	410 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	411 case 2:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	412 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	413 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	414 case 3:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	415 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	416 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	417 case 4:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	418 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	419 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	420 }
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	421
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	422 return p - start;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	423 }
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	424
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	425
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	426 ngx_int_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	427 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	428 {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	429 u_char p, end;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	430
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	431 p = pkt->data;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	432 end = pkt->data + pkt->len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	433
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	434 ngx_quic_hexdump0(pkt->log, "short input", pkt->data, pkt->len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	435
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	436 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	437 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	438 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	439 "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	440 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	441 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	442
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	443 if (!ngx_quic_short_pkt(pkt->flags)) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	444 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "not a short packet");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	445 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	446 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	447
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	448 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	449 "quic flags:%xi", pkt->flags);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	450
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	451 if (ngx_memcmp(p, dcid->data, dcid->len) != 0) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	452 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	453 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	454 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	455
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	456 pkt->dcid.len = dcid->len;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	457
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	458 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	459 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	460 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	461 "packet is too small to read dcid");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	462 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	463 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	464
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	465 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	466
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	467 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	468 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	469
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	470
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	471 ngx_int_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	472 ngx_quic_parse_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	473 {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	474 u_char p, end;
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	475 uint64_t varint;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	476
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	477 p = pkt->raw->pos;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	478
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	479 end = pkt->raw->last;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	480
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	481 pkt->log->action = "parsing quic initial header";
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	482
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	483 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	484 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	485 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	486 "failed to parse token length");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	487 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	488 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	489
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	490 pkt->token.len = varint;
83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	491
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	492 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	493 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	494 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	495 "packet too small to read token data");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	496 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	497 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	498
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	499 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	500 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	501 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "bad packet length");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	502 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	503 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	504
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	505 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8243 59e639379c7c Fixed specifiers in "quic packet length" logging. Sergey Kandaurov <pluknet@nginx.com> parents: 8242 diff changeset	506 "quic packet length: %uL", varint);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	507
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	508 if (varint > (uint64_t) ((pkt->data + pkt->len) - p)) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	509 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "truncated initial packet");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	510 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	511 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	512
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	513 pkt->raw->pos = p;
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	514 pkt->len = varint;
8224 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 ngx_quic_hexdump0(pkt->log, "DCID", pkt->dcid.data, pkt->dcid.len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	517 ngx_quic_hexdump0(pkt->log, "SCID", pkt->scid.data, pkt->scid.len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	518 ngx_quic_hexdump0(pkt->log, "token", pkt->token.data, pkt->token.len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	519
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	520 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	521 }
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
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	524 ngx_int_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	525 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	526 {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	527 u_char p, end;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	528 uint64_t plen;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	529
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	530 p = pkt->raw->pos;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	531 end = pkt->raw->last;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	532
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	533 pkt->log->action = "parsing quic handshake header";
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	534
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	535 p = ngx_quic_parse_int(p, end, &plen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	536 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	537 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "bad packet length");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	538 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	539 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	540
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	541 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8243 59e639379c7c Fixed specifiers in "quic packet length" logging. Sergey Kandaurov <pluknet@nginx.com> parents: 8242 diff changeset	542 "quic packet length: %uL", plen);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	543
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	544 if (plen > (uint64_t)((pkt->data + pkt->len) - p)) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	545 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "truncated handshake packet");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	546 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	547 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	548
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	549 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	550 pkt->len = plen;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	551
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	552 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	553 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	554
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	555
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	556 #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	557 #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	558 #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	559
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	560 ssize_t
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	561 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	562 ngx_quic_frame_t *f)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	563 {
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	564 u_char *p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	565 uint8_t flags;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	566 uint64_t varint;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	567 ngx_uint_t i;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	568
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	569 flags = pkt->flags;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	570 p = start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	571
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	572 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	573 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	574 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	575 "failed to obtain quic frame type");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	576 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	577 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	578
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	579 f->type = varint;
83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	580
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	581 switch (f->type) {
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	582
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	583 case NGX_QUIC_FT_CRYPTO:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	584
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	585 if (ngx_quic_pkt_zrtt(flags)) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	586 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	587 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	588
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	589 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	590 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	591 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	592 "failed to parse crypto frame offset");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	593 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	594 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	595
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	596 p = ngx_quic_parse_int(p, end, &f->u.crypto.len);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	597 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	598 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	599 "failed to parse crypto frame len");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	600 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	601 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	602
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	603 p = ngx_quic_read_bytes(p, end, f->u.crypto.len, &f->u.crypto.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	604 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	605 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	606 "failed to parse crypto frame data");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	607 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	608 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	609
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	610 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	611 "quic CRYPTO frame length: %uL off:%uL pp:%p",
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	612 f->u.crypto.len, f->u.crypto.offset,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	613 f->u.crypto.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	614
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	615 ngx_quic_hexdump0(pkt->log, "CRYPTO frame contents",
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	616 f->u.crypto.data, f->u.crypto.len);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	617 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	618
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	619 case NGX_QUIC_FT_PADDING:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	620
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	621 /* allowed in any packet type */
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	622
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	623 while (p < end && *p == NGX_QUIC_FT_PADDING) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	624 p++;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	625 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	626
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	627 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	628
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	629 case NGX_QUIC_FT_ACK:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	630 case NGX_QUIC_FT_ACK_ECN:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	631
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	632 if (ngx_quic_pkt_zrtt(flags)) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	633 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	634 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	635
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	636 p = ngx_quic_parse_int_multi(p, end, &f->u.ack.largest,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	637 &f->u.ack.delay, &f->u.ack.range_count,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	638 &f->u.ack.first_range, NULL);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	639 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	640 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	641 "failed to parse ack frame");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	642 return NGX_ERROR;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	643 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	644
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	645 f->u.ack.ranges_start = p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	646
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	647 /* process all ranges to get bounds, values are ignored */
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	648 for (i = 0; i < f->u.ack.range_count; i++) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	649 p = ngx_quic_parse_int_multi(p, end, &varint, &varint, NULL);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	650 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	651 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	652 "failed to parse ack frame range %ui", i);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	653 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	654 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	655 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	656
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	657 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	658
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	659 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8264 c58bbe31e87d Fixed received ACK fields order in debug logging. Sergey Kandaurov <pluknet@nginx.com> parents: 8262 diff changeset	660 "ACK: { largest=%ui delay=%ui count=%ui first=%ui}",
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	661 f->u.ack.largest,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	662 f->u.ack.delay,
8264 c58bbe31e87d Fixed received ACK fields order in debug logging. Sergey Kandaurov <pluknet@nginx.com> parents: 8262 diff changeset	663 f->u.ack.range_count,
c58bbe31e87d Fixed received ACK fields order in debug logging. Sergey Kandaurov <pluknet@nginx.com> parents: 8262 diff changeset	664 f->u.ack.first_range);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	665
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	666 if (f->type == NGX_QUIC_FT_ACK_ECN) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	667
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	668 p = ngx_quic_parse_int_multi(p, end, &f->u.ack.ect0,
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	669 &f->u.ack.ect1, &f->u.ack.ce, NULL);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	670 if (p == NULL) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	671 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	672 "failed to parse ack frame ECT counts", i);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	673 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	674 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	675
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	676 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	677 "ACK ECN counters: %ui %ui %ui",
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	678 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	679 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	680
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	681 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	682
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	683 case NGX_QUIC_FT_PING:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	684
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	685 /* allowed in any packet type */
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	686
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	687 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	688
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	689 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	690
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	691 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	692 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	693 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	694
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	695 p = ngx_quic_parse_int_multi(p, end, &f->u.ncid.seqnum,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	696 &f->u.ncid.retire, NULL);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	697 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	698 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	699 "failed to parse new connection id frame");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	700 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	701 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	702
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	703 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	704 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	705 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	706 "failed to parse new connection id length");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	707 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	708 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	709
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	710 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	711 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	712 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	713 "failed to parse new connection id cid");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	714 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	715 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	716
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	717 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	718 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	719 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	720 "failed to parse new connection id srt");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	721 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	722 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	723
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	724 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	725 "NCID: { seq=%ui retire=%ui len=%ui}",
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	726 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	727 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	728
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	729 case NGX_QUIC_FT_CONNECTION_CLOSE2:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	730
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	731 if (!ngx_quic_short_pkt(flags)) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	732 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	733 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	734
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	735 /* fall through */
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	736
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	737 case NGX_QUIC_FT_CONNECTION_CLOSE:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	738
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	739 if (ngx_quic_pkt_zrtt(flags)) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	740 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	741 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	742
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	743 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	744 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	745 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	746 "failed to parse close connection frame error code");
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	747 return NGX_ERROR;
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	748 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	749
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	750 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	751 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	752 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	753 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8256 0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE. Sergey Kandaurov <pluknet@nginx.com> parents: 8255 diff changeset	754 "failed to parse close connection frame type");
0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE. Sergey Kandaurov <pluknet@nginx.com> parents: 8255 diff changeset	755 return NGX_ERROR;
0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE. Sergey Kandaurov <pluknet@nginx.com> parents: 8255 diff changeset	756 }
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	757 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	758
8254 856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	759 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	760 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	761 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	762 "failed to parse close reason length");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	763 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	764 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	765
8254 856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	766 f->u.close.reason.len = varint;
856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	767
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	768 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	769 &f->u.close.reason.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	770 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	771 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	772 "failed to parse close reason");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	773 return NGX_ERROR;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	774 }
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	775
8249 3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	776 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	777
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	778 if (f->u.close.error_code >= NGX_QUIC_ERR_LAST) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	779 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8249 3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	780 "unkown error code: %ui, truncated",
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	781 f->u.close.error_code);
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	782 f->u.close.error_code = NGX_QUIC_ERR_LAST - 1;
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
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	785 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
3f4b407fa0b8 Added parsing of CONNECTION_CLOSE2 frame (0x1D). Vladimir Homutov <vl@nginx.com> parents: 8247 diff changeset	786 "CONN.CLOSE: { %s (0x%xi) type=0x%xi reason='%V'}",
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,
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	793 "CONN.CLOSE2: { (0x%xi) reason '%V'}",
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	794 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	795 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	796
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	797 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	798
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	799 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	800 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	801 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	802 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	803 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	804 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	805 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	806 case NGX_QUIC_FT_STREAM7:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	807
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	808 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	809 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	810 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	811
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	812 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	813
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	814 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	815 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	816 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	817
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	818 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	819 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	820 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	821 "failed to parse stream frame id");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	822 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	823 }
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 if (f->type & 0x04) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	826 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	827 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	828 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	829 "failed to parse stream frame offset");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	830 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	831 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	832
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	833 } else {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	834 f->u.stream.offset = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	835 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	836
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	837 if (f->type & 0x02) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	838 p = ngx_quic_parse_int(p, end, &f->u.stream.length);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	839 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	840 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	841 "failed to parse stream frame length");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	842 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	843 }
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 } else {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	846 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	847 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	848
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	849 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	850 &f->u.stream.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	851 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	852 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8323 853908b5a216 Added a bit more debugging in STREAM frame parser. Vladimir Homutov <vl@nginx.com> parents: 8315 diff changeset	853 "failed to parse stream frame data len=%ui "
853908b5a216 Added a bit more debugging in STREAM frame parser. Vladimir Homutov <vl@nginx.com> parents: 8315 diff changeset	854 "offset=%ui", f->u.stream.length, f->u.stream.offset);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	855 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	856 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	857
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	858 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	859 "STREAM frame { 0x%xi id 0x%xi offset 0x%xi "
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	860 "len 0x%xi bits:off=%d len=%d fin=%d }",
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	861 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	862 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	863 f->u.stream.fin);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	864
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	865 ngx_quic_hexdump0(pkt->log, "STREAM frame contents",
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	866 f->u.stream.data, f->u.stream.length);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	867 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	868
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	869 case NGX_QUIC_FT_MAX_DATA:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	870
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	871 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	872 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	873 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	874
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	875 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	876 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	877 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	878 "failed to parse max data frame");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	879 return NGX_ERROR;
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
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	882 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	883 "MAX_DATA frame { Maximum Data %ui }",
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	884 f->u.max_data.max_data);
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	885 break;
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	886
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	887 case NGX_QUIC_FT_RESET_STREAM:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	888
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	889 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	890 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	891 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	892
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	893 p = ngx_quic_parse_int_multi(p, end, &f->u.reset_stream.id,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	894 &f->u.reset_stream.error_code,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	895 &f->u.reset_stream.final_size, NULL);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	896 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	897 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	898 "failed to parse reset stream frame");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	899 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	900 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	901
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	902 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	903 "RESET STREAM frame"
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	904 " { id 0x%xi error_code 0x%xi final_size 0x%xi }",
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	905 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	906 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	907 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	908
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	909 case NGX_QUIC_FT_STOP_SENDING:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	910
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	911 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	912 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	913 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	914
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	915 p = ngx_quic_parse_int_multi(p, end, &f->u.stop_sending.id,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	916 &f->u.stop_sending.error_code, NULL);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	917 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	918 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	919 "failed to parse stop sending frame");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	920 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	921 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	922
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	923 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	924 "STOP SENDING frame { id 0x%xi error_code 0x%xi}",
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	925 f->u.stop_sending.id, f->u.stop_sending.error_code);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	926
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	927 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	928
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	929 case NGX_QUIC_FT_STREAMS_BLOCKED:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	930 case NGX_QUIC_FT_STREAMS_BLOCKED2:
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	931
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	932 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	933 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	934 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	935
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	936 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	937 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	938 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	939 "failed to parse streams blocked frame limit");
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	940 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	941 }
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	942
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	943 f->u.streams_blocked.bidi =
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	944 (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	945
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	946 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	947 "STREAMS BLOCKED frame { limit %ui bidi: %d }",
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	948 f->u.streams_blocked.limit,
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	949 f->u.streams_blocked.bidi);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	950
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	951 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	952
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	953 case NGX_QUIC_FT_HANDSHAKE_DONE:
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	954 /* only sent by server, not by client */
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	955 goto not_allowed;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	956
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	957 case NGX_QUIC_FT_NEW_TOKEN:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	958
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	959 if (!ngx_quic_short_pkt(flags)) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	960 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	961 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	962
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	963 /* TODO: implement */
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	964
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	965 ngx_log_error(NGX_LOG_ALERT, pkt->log, 0,
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	966 "unimplemented frame type 0x%xi in packet", f->type);
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	967
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	968 break;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	969
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	970 case NGX_QUIC_FT_MAX_STREAMS:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	971 case NGX_QUIC_FT_MAX_STREAMS2:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	972
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	973 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	974 goto not_allowed;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	975 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	976
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	977 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	978 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	979 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	980 "failed to parse max streams frame limit");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	981 return NGX_ERROR;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	982 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	983
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	984 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	985
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	986 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	987 "MAX STREAMS frame { limit %ui bidi: %d }",
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	988 f->u.max_streams.limit,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	989 f->u.max_streams.bidi);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	990 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	991
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	992 case NGX_QUIC_FT_MAX_STREAM_DATA:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	993
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	994 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	995 goto not_allowed;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	996 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	997
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	998 p = ngx_quic_parse_int_multi(p, end, &f->u.max_stream_data.id,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	999 &f->u.max_stream_data.limit, NULL);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1000 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1001 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1002 "failed to parse max stream data frame");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1003 return NGX_ERROR;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1004 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1005
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1006 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1007 "MAX STREAM DATA frame { id: %ui limit: %ui }",
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1008 f->u.max_stream_data.id,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1009 f->u.max_stream_data.limit);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1010 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1011
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1012 case NGX_QUIC_FT_DATA_BLOCKED:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1013
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1014 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1015 goto not_allowed;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1016 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1017
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1018 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	1019 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1020 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1021 "failed to parse data blocked frame limit");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1022 return NGX_ERROR;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1023 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1024
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1025 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1026 "DATA BLOCKED frame { limit %ui }",
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1027 f->u.data_blocked.limit);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1028 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1029
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1030 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1031
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1032 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1033 goto not_allowed;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1034 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1035
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1036 p = ngx_quic_parse_int_multi(p, end, &f->u.stream_data_blocked.id,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1037 &f->u.stream_data_blocked.limit, NULL);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1038 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1039 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1040 "failed to parse tream data blocked frame");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1041 return NGX_ERROR;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1042 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1043
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1044 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1045 "STREAM DATA BLOCKED frame { id: %ui limit: %ui }",
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1046 f->u.stream_data_blocked.id,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1047 f->u.stream_data_blocked.limit);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1048 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1049
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1050 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1051
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1052 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1053 goto not_allowed;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1054 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1055
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1056 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	1057 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1058 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1059 "failed to parse retire connection id"
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1060 " frame sequence number");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1061 return NGX_ERROR;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1062 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1063
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1064 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1065 "RETIRE CONNECTION ID frame { sequence_number %ui }",
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1066 f->u.retire_cid.sequence_number);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1067 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1068
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1069 case NGX_QUIC_FT_PATH_CHALLENGE:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1070
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1071 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1072 goto not_allowed;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1073 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1074
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1075 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	1076 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1077 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1078 "failed to get path challenge frame data");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1079 return NGX_ERROR;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1080 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1081
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1082 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1083 "PATH CHALLENGE frame");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1084
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1085 ngx_quic_hexdump0(pkt->log, "path challenge data",
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1086 f->u.path_challenge.data, 8);
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1087 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1088
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1089 case NGX_QUIC_FT_PATH_RESPONSE:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1090
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1091 if (!(ngx_quic_short_pkt(flags) \|\| ngx_quic_pkt_zrtt(flags))) {
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1092 goto not_allowed;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1093 }
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1094
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1095 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	1096 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1097 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1098 "failed to get path response frame data");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1099 return NGX_ERROR;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1100 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1101
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1102 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1103 "PATH RESPONSE frame");
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1104
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1105 ngx_quic_hexdump0(pkt->log, "path response data",
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1106 f->u.path_response.data, 8);
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1107 break;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1108
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1109 default:
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1110 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1111 "unknown frame type 0x%xi in packet", f->type);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	1112
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1113 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1114 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1115
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1116 return p - start;
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1117
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1118 not_allowed:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1119
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1120 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1121 "frame type 0x%xi is not allowed in packet with flags 0x%xi",
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1122 f->type, pkt->flags);
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1123
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1124 return NGX_DECLINED;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1125 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1126
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1127
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1128 ssize_t
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1129 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	1130 uint64_t gap, uint64_t range)
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1131 {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1132 u_char *p;
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 = start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1135
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1136 p = ngx_quic_parse_int(p, end, gap);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1137 if (p == NULL) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1138 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1139 "failed to parse ack frame gap");
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1140 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1141 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1142
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1143 p = ngx_quic_parse_int(p, end, range);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1144 if (p == NULL) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1145 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1146 "failed to parse ack frame range");
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1147 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1148 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1149
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1150 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1151 "ACK range: gap %ui range %ui", gap, range);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1152
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1153 return p - start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1154 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1155
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1156
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1157 ssize_t
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1158 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	1159 {
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1160 /*
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1161 * QUIC-recovery, section 2:
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1162 *
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1163 * 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	1164 * CONNECTION_CLOSE are considered ack-eliciting.
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1165 */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1166 f->need_ack = 1;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1167
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1168 switch (f->type) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1169 case NGX_QUIC_FT_ACK:
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1170 f->need_ack = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1171 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	1172
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1173 case NGX_QUIC_FT_CRYPTO:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1174 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	1175
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1176 case NGX_QUIC_FT_HANDSHAKE_DONE:
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1177 return ngx_quic_create_hs_done(p);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1178
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1179 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1180 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1181 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1182 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1183 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1184 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1185 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1186 case NGX_QUIC_FT_STREAM7:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1187 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	1188
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1189 case NGX_QUIC_FT_CONNECTION_CLOSE:
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1190 f->need_ack = 0;
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1191 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	1192
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1193 case NGX_QUIC_FT_MAX_STREAMS:
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1194 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	1195
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1196 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	1197 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	1198
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1199 default:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1200 /* BUG: unsupported frame type generated */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1201 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1202 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1203 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1204
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1205
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1206 static size_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1207 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	1208 {
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1209 size_t len;
d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1210 u_char *start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1211
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1212 /* minimal ACK packet */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1213
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1214 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1215 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	1216 len += ngx_quic_varint_len(ack->largest);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1217 len += ngx_quic_varint_len(0);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1218 len += ngx_quic_varint_len(0);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1219 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	1220
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1221 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1222 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1223
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1224 start = p;
d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1225
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1226 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	1227 ngx_quic_build_int(&p, ack->largest);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1228 ngx_quic_build_int(&p, 0);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1229 ngx_quic_build_int(&p, 0);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1230 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	1231
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1232 return p - start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1233 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1234
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1235
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1236 static size_t
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1237 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	1238 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1239 size_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1240 u_char *start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1241
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1242 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1243 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	1244 len += ngx_quic_varint_len(crypto->offset);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1245 len += ngx_quic_varint_len(crypto->len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1246 len += crypto->len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1247
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1248 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1249 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1250
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1251 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1252
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1253 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	1254 ngx_quic_build_int(&p, crypto->offset);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1255 ngx_quic_build_int(&p, crypto->len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1256 p = ngx_cpymem(p, crypto->data, crypto->len);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1257
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1258 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1259 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1260
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1261
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1262 static size_t
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1263 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	1264 {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1265 u_char *start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1266
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1267 if (p == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1268 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	1269 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1270
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1271 start = p;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1272
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1273 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	1274
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1275 return p - start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1276 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1277
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1278
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1279 static size_t
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1280 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	1281 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1282 size_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1283 u_char *start;
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 if (!sf->len) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1286 #if 0
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1287 ngx_log_error(NGX_LOG_INFO, log, 0,
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1288 "attempt to generate a stream frame without length");
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1289 #endif
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1290 // XXX: handle error in caller
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1291 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1292 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1293
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1294 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1295 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	1296
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1297 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1298 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	1299 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1300
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1301 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	1302
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1303 /* 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	1304 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	1305
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1306 len += sf->length;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1307
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1308 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1309 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1310
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1311 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1312
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1313 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	1314 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	1315
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1316 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1317 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	1318 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1319
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1320 /* 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	1321 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	1322
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1323 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	1324
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1325 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1326 }
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1327
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1328
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1329 static size_t
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1330 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	1331 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1332 size_t len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1333 u_char *start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1334 ngx_uint_t type;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1335
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1336 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	1337
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1338 if (p == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1339 len = ngx_quic_varint_len(type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1340 len += ngx_quic_varint_len(ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1341 return len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1342 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1343
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1344 start = p;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1345
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1346 ngx_quic_build_int(&p, type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1347 ngx_quic_build_int(&p, ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1348
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1349 return p - start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1350 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1351
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1352
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1353 static ngx_int_t
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1354 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	1355 ngx_quic_tp_t *dst)
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1356 {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1357 uint64_t varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1358
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1359 switch (id) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1360 case NGX_QUIC_TP_ORIGINAL_CONNECTION_ID:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1361 case NGX_QUIC_TP_STATELESS_RESET_TOKEN:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1362 case NGX_QUIC_TP_PREFERRED_ADDRESS:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1363 // TODO
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1364 return NGX_DECLINED;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1365 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1366
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1367 switch (id) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1368
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1369 case NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1370 /* zero-length option */
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1371 if (end - p != 0) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1372 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1373 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1374 dst->disable_active_migration = 1;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1375 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1376
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1377 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1378 case NGX_QUIC_TP_MAX_PACKET_SIZE:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1379 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1380 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	1381 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	1382 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	1383 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1384 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1385 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1386 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1387 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1388
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1389 p = ngx_quic_parse_int(p, end, &varint);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1390 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1391 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1392 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1393 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1394
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1395 default:
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1396 return NGX_DECLINED;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1397 }
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 switch (id) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1400
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1401 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1402 dst->max_idle_timeout = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1403 break;
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 case NGX_QUIC_TP_MAX_PACKET_SIZE:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1406 dst->max_packet_size = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1407 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1408
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1409 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1410 dst->initial_max_data = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1411 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1412
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1413 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	1414 dst->initial_max_stream_data_bidi_local = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1415 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1416
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1417 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	1418 dst->initial_max_stream_data_bidi_remote = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1419 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1420
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1421 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	1422 dst->initial_max_stream_data_uni = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1423 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1424
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1425 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1426 dst->initial_max_streams_bidi = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1427 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1428
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1429 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1430 dst->initial_max_streams_uni = varint;
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
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1433 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1434 dst->ack_delay_exponent = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1435 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1436
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1437 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1438 dst->max_ack_delay = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1439 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1440
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1441 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1442 dst->active_connection_id_limit = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1443 break;
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 default:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1446 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1447 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1448
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1449 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1450 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1451
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 ngx_int_t
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1454 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	1455 ngx_log_t *log)
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1456 {
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1457 ngx_int_t rc;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1458
8269 c9c3a73df6e8 Support for HTTP/3 ALPN. Roman Arutyunyan <arut@nginx.com> parents: 8268 diff changeset	1459 #if (NGX_QUIC_DRAFT_VERSION < 27)
8260 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 uint16_t id, len, tp_len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1462
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1463 p = ngx_quic_read_uint16(p, end, &tp_len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1464 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1465 ngx_log_error(NGX_LOG_INFO, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1466 "failed to parse total transport params length");
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1467 return NGX_ERROR;
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
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1470 while (p < end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1471
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1472 p = ngx_quic_read_uint16(p, end, &id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1473 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1474 ngx_log_error(NGX_LOG_INFO, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1475 "failed to parse transport param id");
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1476 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1477 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1478
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1479 p = ngx_quic_read_uint16(p, end, &len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1480 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1481 ngx_log_error(NGX_LOG_INFO, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1482 "failed to parse transport param id 0x%xi length", id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1483 return NGX_ERROR;
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
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1486 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	1487
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1488 if (rc == NGX_ERROR) {
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1489 ngx_log_error(NGX_LOG_INFO, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1490 "failed to parse transport param id 0x%xi data", id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1491 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1492 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1493
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1494 if (rc == NGX_DECLINED) {
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1495 ngx_log_error(NGX_LOG_INFO, log, 0,
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1496 "unknown transport param id 0x%xi, skipped", id);
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1497 }
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1498
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1499 p += len;
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
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1502 #else
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1503
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1504 uint64_t id, len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1505
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1506 while (p < end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1507 p = ngx_quic_parse_int(p, end, &id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1508 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1509 ngx_log_error(NGX_LOG_INFO, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1510 "failed to parse transport param id");
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1511 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1512 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1513
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1514 p = ngx_quic_parse_int(p, end, &len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1515 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1516 ngx_log_error(NGX_LOG_INFO, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1517 "failed to parse transport param id 0x%xi length", id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1518 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1519 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1520
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1521 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	1522
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1523 if (rc == NGX_ERROR) {
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1524 ngx_log_error(NGX_LOG_INFO, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1525 "failed to parse transport param id 0x%xi data", id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1526 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1527 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1528
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1529 if (rc == NGX_DECLINED) {
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1530 ngx_log_error(NGX_LOG_INFO, log, 0,
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1531 "unknown transport param id 0x%xi,skipped", id);
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1532 }
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1533
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1534 p += len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1535
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1536 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1537
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1538 #endif
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1539
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1540 if (p != end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1541 ngx_log_error(NGX_LOG_INFO, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1542 "trailing garbage in transport parameters: %ui bytes",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1543 end - p);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1544 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1545 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1546
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1547
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1548 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1549 "client transport parameters parsed successfully");
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 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1552 "disable active migration: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1553 tp->disable_active_migration);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1554
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1555 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "idle timeout: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1556 tp->max_idle_timeout);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1557
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1558 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "max packet size: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1559 tp->max_packet_size);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1560
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1561 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "max data: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1562 tp->initial_max_data);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1563
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1564 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1565 "max stream data bidi local: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1566 tp->initial_max_stream_data_bidi_local);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1567
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1568 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1569 "max stream data bidi remote: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1570 tp->initial_max_stream_data_bidi_remote);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1571
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1572 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "max stream data uni: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1573 tp->initial_max_stream_data_uni);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1574
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1575 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1576 "initial max streams bidi: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1577 tp->initial_max_streams_bidi);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1578
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1579 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "initial max streams uni: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1580 tp->initial_max_streams_uni);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1581
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1582 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "ack delay exponent: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1583 tp->ack_delay_exponent);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1584
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1585 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "max ack delay: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1586 tp->max_ack_delay);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1587
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1588 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1589 "active connection id limit: %ui",
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1590 tp->active_connection_id_limit);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1591
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1592 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1593 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1594
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1595
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1596 static size_t
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1597 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	1598 {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1599 size_t len;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1600 u_char *start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1601
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1602 if (p == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1603 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	1604 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	1605 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	1606 return len;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1607 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1608
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1609 start = p;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1610
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1611 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	1612 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	1613 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	1614
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1615 return p - start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1616 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1617
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1618
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1619 ssize_t
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1620 ngx_quic_create_transport_params(u_char pos, u_char end, ngx_quic_tp_t *tp)
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1621 {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1622 u_char *p;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1623 size_t len;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1624
8269 c9c3a73df6e8 Support for HTTP/3 ALPN. Roman Arutyunyan <arut@nginx.com> parents: 8268 diff changeset	1625 #if (NGX_QUIC_DRAFT_VERSION < 27)
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1626
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1627 /* older drafts with static transport parameters encoding */
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1628
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1629 #define ngx_quic_tp_len(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1630 4 + ngx_quic_varint_len(value)
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1631
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1632 #define ngx_quic_tp_vint(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1633 do { \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1634 p = ngx_quic_write_uint16(p, id); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1635 p = ngx_quic_write_uint16(p, ngx_quic_varint_len(value)); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1636 ngx_quic_build_int(&p, value); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1637 } while (0)
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1638
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1639 #else
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1640
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1641 /* recent drafts with variable integer transport parameters encoding */
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1642
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1643 #define ngx_quic_tp_len(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1644 ngx_quic_varint_len(id) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1645 + ngx_quic_varint_len(value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1646 + ngx_quic_varint_len(ngx_quic_varint_len(value))
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1647
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1648 #define ngx_quic_tp_vint(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1649 do { \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1650 ngx_quic_build_int(&p, id); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1651 ngx_quic_build_int(&p, ngx_quic_varint_len(value)); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1652 ngx_quic_build_int(&p, value); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1653 } while (0)
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1654
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1655 #endif
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1656
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1657 p = pos;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1658
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1659 len = ngx_quic_tp_len(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1660 tp->active_connection_id_limit);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1661
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1662 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_DATA,tp->initial_max_data);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1663
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1664 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	1665 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1666
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1667 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	1668 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1669
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1670 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	1671 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1672
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1673 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	1674 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1675
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1676 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	1677 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1678
8277 50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1679 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	1680 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1681
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1682 if (pos == NULL) {
8269 c9c3a73df6e8 Support for HTTP/3 ALPN. Roman Arutyunyan <arut@nginx.com> parents: 8268 diff changeset	1683 #if (NGX_QUIC_DRAFT_VERSION < 27)
8255 556b34a863b2 Fixed buffer overrun in create_transport_params() with -24. Sergey Kandaurov <pluknet@nginx.com> parents: 8254 diff changeset	1684 len += 2;
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1685 #endif
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1686 return len;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1687 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1688
8269 c9c3a73df6e8 Support for HTTP/3 ALPN. Roman Arutyunyan <arut@nginx.com> parents: 8268 diff changeset	1689 #if (NGX_QUIC_DRAFT_VERSION < 27)
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1690 /* TLS extension length */
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1691 p = ngx_quic_write_uint16(p, len);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1692 #endif
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 ngx_quic_tp_vint(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1695 tp->active_connection_id_limit);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1696
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1697 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1698 tp->initial_max_data);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1699
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1700 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1701 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1702
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1703 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1704 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1705
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1706 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	1707 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1708
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1709 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	1710 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1711
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1712 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	1713 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1714
8277 50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1715 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	1716 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1717
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1718 ngx_quic_hexdump0(ngx_cycle->log, "transport parameters", pos, p - pos);
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 return p - pos;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1721 }
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
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1724 static size_t
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1725 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	1726 {
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1727 size_t len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1728 u_char *start;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1729
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1730 if (p == NULL) {
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1731 len = ngx_quic_varint_len(NGX_QUIC_FT_CONNECTION_CLOSE);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1732 len += ngx_quic_varint_len(cl->error_code);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1733 len += ngx_quic_varint_len(cl->frame_type);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1734 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	1735 len += cl->reason.len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1736
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1737 return len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1738 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1739
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1740 start = p;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1741
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1742 ngx_quic_build_int(&p, NGX_QUIC_FT_CONNECTION_CLOSE);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1743 ngx_quic_build_int(&p, cl->error_code);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1744 ngx_quic_build_int(&p, cl->frame_type);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1745 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	1746 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	1747
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1748 return p - start;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1749 }

Mercurial > hg > nginx

annotate src/event/ngx_event_quic_transport.c @ 8326:1cdd53532309 quic