nginx: src/event/ngx_event_quic_transport.c annotate

annotate src/event/ngx_event_quic_transport.c @ 8671:5247461c17e1 quic

QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).

author	Sergey Kandaurov <pluknet@nginx.com>
date	Tue, 22 Dec 2020 12:04:16 +0300
parents	2dfc5ef29973
children

rev	line source
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	2 /*
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	3 * Copyright (C) Nginx, Inc.
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	4 */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	5
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	6
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	7 #include <ngx_config.h>
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	8 #include <ngx_core.h>
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	9 #include <ngx_event.h>
8486 d0ac4449a07f QUIC: fixed bulding perl module by reducing header pollution. Sergey Kandaurov <pluknet@nginx.com> parents: 8478 diff changeset	10 #include <ngx_event_quic_transport.h>
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	11
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	12
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	13 #define NGX_QUIC_LONG_DCID_LEN_OFFSET 5
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	14 #define NGX_QUIC_LONG_DCID_OFFSET 6
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	15 #define NGX_QUIC_SHORT_DCID_OFFSET 1
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	16
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	17
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	18 #if (NGX_HAVE_NONALIGNED)
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 #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	21 #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	22
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	23 #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	24 #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	25
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	26 #else
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	27
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	28 #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	29 #define ngx_quic_parse_uint32(p) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	30 ((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	31
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	32 #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	33 ((p)[0] = (u_char) ((s) >> 8), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	34 (p)[1] = (u_char) (s), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	35 (p) + sizeof(uint16_t))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	36
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	37 #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	38 ((p)[0] = (u_char) ((s) >> 24), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	39 (p)[1] = (u_char) ((s) >> 16), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	40 (p)[2] = (u_char) ((s) >> 8), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	41 (p)[3] = (u_char) (s), \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	42 (p) + sizeof(uint32_t))
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	43
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	44 #endif
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	45
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	46 #define ngx_quic_write_uint24(p, s) \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	47 ((p)[0] = (u_char) ((s) >> 16), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	48 (p)[1] = (u_char) ((s) >> 8), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	49 (p)[2] = (u_char) (s), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	50 (p) + 3)
8224 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_write_uint16_aligned(p, s) \
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	53 ((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	54
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	55 #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	56 ((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	57
8625 4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	58 #define NGX_QUIC_VERSION(c) (0xff000000 + (c))
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	59
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	60
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	61 static u_char ngx_quic_parse_int(u_char pos, u_char end, uint64_t out);
8671 5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	62 static ngx_uint_t ngx_quic_varint_len(uint64_t value);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	63 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	64
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	65 static u_char ngx_quic_read_uint8(u_char pos, u_char end, uint8_t value);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	66 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	67 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	68 u_char **out);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	69 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	70 u_char *dst);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	71
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	72 static ngx_int_t ngx_quic_parse_short_header(ngx_quic_header_t *pkt,
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	73 size_t dcid_len);
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	74 static ngx_int_t ngx_quic_parse_long_header(ngx_quic_header_t *pkt);
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	75 static ngx_int_t ngx_quic_supported_version(uint32_t version);
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	76 static ngx_int_t ngx_quic_parse_long_header_v1(ngx_quic_header_t *pkt);
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	77
8642 05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	78 static size_t ngx_quic_create_long_header(ngx_quic_header_t pkt, u_char out,
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	79 size_t pkt_len, u_char **pnp);
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	80 static size_t ngx_quic_create_short_header(ngx_quic_header_t pkt, u_char out,
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	81 size_t pkt_len, u_char **pnp);
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	82
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	83 static ngx_int_t ngx_quic_frame_allowed(ngx_quic_header_t *pkt,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	84 ngx_uint_t frame_type);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	85 static size_t ngx_quic_create_ack(u_char p, ngx_quic_ack_frame_t ack,
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	86 ngx_chain_t *ranges);
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	87 static size_t ngx_quic_create_stop_sending(u_char *p,
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	88 ngx_quic_stop_sending_frame_t *ss);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	89 static size_t ngx_quic_create_crypto(u_char *p,
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	90 ngx_quic_crypto_frame_t crypto, ngx_chain_t data);
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	91 static size_t ngx_quic_create_hs_done(u_char *p);
8384 52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	92 static size_t ngx_quic_create_new_token(u_char *p,
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	93 ngx_quic_new_token_frame_t *token);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	94 static size_t ngx_quic_create_stream(u_char p, ngx_quic_stream_frame_t sf,
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	95 ngx_chain_t *data);
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	96 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	97 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	98 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	99 ngx_quic_max_stream_data_frame_t *ms);
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	100 static size_t ngx_quic_create_max_data(u_char *p,
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	101 ngx_quic_max_data_frame_t *md);
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	102 static size_t ngx_quic_create_path_response(u_char *p,
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	103 ngx_quic_path_challenge_frame_t *pc);
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	104 static size_t ngx_quic_create_new_connection_id(u_char *p,
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	105 ngx_quic_new_conn_id_frame_t *rcid);
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	106 static size_t ngx_quic_create_retire_connection_id(u_char *p,
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	107 ngx_quic_retire_cid_frame_t *rcid);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	108 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	109
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	110 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	111 uint16_t id, ngx_quic_tp_t *dst);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	112
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	113
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	114 uint32_t ngx_quic_versions[] = {
8625 4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	115 #if (NGX_QUIC_DRAFT_VERSION >= 29)
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	116 /* pretend we support all versions in range draft-29..v1 */
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	117 NGX_QUIC_VERSION(29),
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	118 NGX_QUIC_VERSION(30),
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	119 NGX_QUIC_VERSION(31),
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	120 NGX_QUIC_VERSION(32),
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	121 /* QUICv1 */
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	122 0x00000001
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	123 #else
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	124 NGX_QUIC_VERSION(NGX_QUIC_DRAFT_VERSION)
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	125 #endif
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	126 };
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	127
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	128 #define NGX_QUIC_NVERSIONS \
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	129 (sizeof(ngx_quic_versions) / sizeof(ngx_quic_versions[0]))
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	130
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	131
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	132 /* literal errors indexed by corresponding value */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	133 static char *ngx_quic_errors[] = {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	134 "NO_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	135 "INTERNAL_ERROR",
8440 f9592e804834 QUIC error SERVER_BUSY renamed to CONNECTION_REFUSED in draft-29. Sergey Kandaurov <pluknet@nginx.com> parents: 8426 diff changeset	136 "CONNECTION_REFUSED",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	137 "FLOW_CONTROL_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	138 "STREAM_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	139 "STREAM_STATE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	140 "FINAL_SIZE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	141 "FRAME_ENCODING_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	142 "TRANSPORT_PARAMETER_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	143 "CONNECTION_ID_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	144 "PROTOCOL_VIOLATION",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	145 "INVALID_TOKEN",
8426 6ea2f1daedb5 Introduced connection error APPLICATION_ERROR from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8425 diff changeset	146 "APPLICATION_ERROR",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	147 "CRYPTO_BUFFER_EXCEEDED",
8444 769d8bdeffb0 Define KEY_UPDATE_ERROR from quic-tls-24. Sergey Kandaurov <pluknet@nginx.com> parents: 8440 diff changeset	148 "KEY_UPDATE_ERROR",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	149 };
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	150
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	151
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	152 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	153 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	154 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	155 u_char *p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	156 uint64_t value;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	157 ngx_uint_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	158
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	159 if (pos >= end) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	160 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	161 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	162
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	163 p = pos;
8636 ad7ca043edf5 QUIC: microoptimization in varint parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8634 diff changeset	164 len = 1 << (*p >> 6);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	165
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	166 value = *p++ & 0x3f;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	167
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	168 if ((size_t)(end - p) < (len - 1)) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	169 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	170 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	171
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	172 while (--len) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	173 value = (value << 8) + *p++;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	174 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	175
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	176 *out = value;
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 p;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	179 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	180
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	181
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	182 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	183 ngx_quic_read_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	184 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	185 if ((size_t)(end - pos) < 1) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	186 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	187 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	188
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	189 value = pos;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	190
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	191 return pos + 1;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	192 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	193
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	194
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	195 static 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
8671 5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	234 static ngx_uint_t
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	235 ngx_quic_varint_len(uint64_t value)
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	236 {
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	237 ngx_uint_t bits;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	238
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	239 bits = 0;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	240 while (value >> ((8 << bits) - 2)) {
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	241 bits++;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	242 }
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	243
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	244 return 1 << bits;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	245 }
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	246
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	247
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	248 static void
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	249 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	250 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	251 u_char *p;
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	252 ngx_uint_t bits, len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	253
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	254 p = *pos;
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	255 bits = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	256
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	257 while (value >> ((8 << bits) - 2)) {
dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	258 bits++;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	259 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	260
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	261 len = (1 << bits);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	262
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	263 while (len--) {
dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	264 p++ = value >> (len 8);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	265 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	266
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	267 **pos \|= bits << 6;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	268 *pos = p;
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
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	272 u_char *
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	273 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	274 {
8447 97adb87f149b Get rid of hardcoded numbers used for quic handshake errors. Sergey Kandaurov <pluknet@nginx.com> parents: 8444 diff changeset	275 if (error_code >= NGX_QUIC_ERR_CRYPTO_ERROR) {
97adb87f149b Get rid of hardcoded numbers used for quic handshake errors. Sergey Kandaurov <pluknet@nginx.com> parents: 8444 diff changeset	276 return (u_char *) "handshake error";
97adb87f149b Get rid of hardcoded numbers used for quic handshake errors. Sergey Kandaurov <pluknet@nginx.com> parents: 8444 diff changeset	277 }
8342 76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	278
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	279 if (error_code >= NGX_QUIC_ERR_LAST) {
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	280 return (u_char *) "unknown error";
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	281 }
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	282
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	283 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	284 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	285
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	286
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	287 ngx_int_t
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	288 ngx_quic_parse_packet(ngx_quic_header_t *pkt)
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	289 {
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	290 if (!ngx_quic_long_pkt(pkt->flags)) {
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	291 pkt->level = ssl_encryption_application;
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	292
8569 a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	293 if (ngx_quic_parse_short_header(pkt, NGX_QUIC_SERVER_CID_LEN) != NGX_OK)
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	294 {
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	295 return NGX_DECLINED;
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	296 }
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	297
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	298 return NGX_OK;
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	299 }
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	300
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	301 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	302 return NGX_DECLINED;
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	303 }
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	304
8624 340cd26158fb QUIC: preparatory changes for multiple QUIC versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8613 diff changeset	305 if (!ngx_quic_supported_version(pkt->version)) {
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	306 return NGX_ABORT;
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	307 }
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	308
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	309 if (ngx_quic_parse_long_header_v1(pkt) != NGX_OK) {
8569 a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	310 return NGX_DECLINED;
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	311 }
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	312
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	313 return NGX_OK;
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	314 }
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	315
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	316
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	317 static ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	318 ngx_quic_parse_short_header(ngx_quic_header_t *pkt, size_t dcid_len)
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	319 {
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	320 u_char p, end;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	321
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	322 p = pkt->raw->pos;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	323 end = pkt->data + pkt->len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	324
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	325 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	326 "quic packet rx short flags:%xd", pkt->flags);
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	327
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	328 if (!(pkt->flags & NGX_QUIC_PKT_FIXED_BIT)) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	329 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic fixed bit is not set");
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	330 return NGX_ERROR;
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	331 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	332
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	333 pkt->dcid.len = dcid_len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	334
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	335 p = ngx_quic_read_bytes(p, end, dcid_len, &pkt->dcid.data);
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	336 if (p == NULL) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	337 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	338 "quic packet is too small to read dcid");
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	339 return NGX_ERROR;
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	340 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	341
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	342 pkt->raw->pos = p;
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	343
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	344 return NGX_OK;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	345 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	346
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	347
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	348 static ngx_int_t
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	349 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	350 {
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	351 u_char p, end;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	352 uint8_t idlen;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	353
8559 a89a58c642ef QUIC: simplified packet header parsing. Vladimir Homutov <vl@nginx.com> parents: 8558 diff changeset	354 p = pkt->raw->pos;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	355 end = pkt->data + pkt->len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	356
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	357 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	358 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	359 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	360 "quic packet is too small to read version");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	361 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	362 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	363
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	364 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8609 f32740ddd484 QUIC: got rid of "pkt" abbreviation in logs. Vladimir Homutov <vl@nginx.com> parents: 8608 diff changeset	365 "quic packet rx long flags:%xd version:%xD",
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	366 pkt->flags, pkt->version);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	367
8386 81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	368 if (!(pkt->flags & NGX_QUIC_PKT_FIXED_BIT)) {
81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	369 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic fixed bit is not set");
8533 62b58f0a4711 QUIC: discard incorrect packets instead of closing the connection. Vladimir Homutov <vl@nginx.com> parents: 8531 diff changeset	370 return NGX_ERROR;
8386 81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	371 }
81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	372
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	373 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	374 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	375 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	376 "quic packet is too small to read dcid len");
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	377 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	378 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	379
8387 eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	380 if (idlen > NGX_QUIC_CID_LEN_MAX) {
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	381 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	382 "quic packet dcid is too long");
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	383 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	384 }
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	385
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	386 pkt->dcid.len = idlen;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	387
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	388 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	389 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	390 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	391 "quic packet is too small to read dcid");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	392 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	393 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	394
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	395 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	396 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	397 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	398 "quic packet is too small to read scid len");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	399 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	400 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	401
8387 eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	402 if (idlen > NGX_QUIC_CID_LEN_MAX) {
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	403 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	404 "quic packet scid is too long");
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	405 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	406 }
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	407
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	408 pkt->scid.len = idlen;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	409
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	410 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	411 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	412 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	413 "quic packet is too small to read scid");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	414 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	415 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	416
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	417 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	418
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	419 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	420 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	421
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	422
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	423 static ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	424 ngx_quic_supported_version(uint32_t version)
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	425 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	426 ngx_uint_t i;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	427
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	428 for (i = 0; i < NGX_QUIC_NVERSIONS; i++) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	429 if (ngx_quic_versions[i] == version) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	430 return 1;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	431 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	432 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	433
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	434 return 0;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	435 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	436
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	437
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	438 static ngx_int_t
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	439 ngx_quic_parse_long_header_v1(ngx_quic_header_t *pkt)
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	440 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	441 u_char p, end;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	442 uint64_t varint;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	443
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	444 p = pkt->raw->pos;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	445 end = pkt->raw->last;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	446
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	447 pkt->log->action = "parsing quic long header";
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	448
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	449 if (ngx_quic_pkt_in(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	450
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	451 if (pkt->len < NGX_QUIC_MIN_INITIAL_SIZE) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	452 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	453 "quic UDP datagram is too small for initial packet");
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	454 return NGX_DECLINED;
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	455 }
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	456
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	457 p = ngx_quic_parse_int(p, end, &varint);
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	458 if (p == NULL) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	459 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	460 "quic failed to parse token length");
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	461 return NGX_ERROR;
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	462 }
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	463
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	464 pkt->token.len = varint;
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	465
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	466 p = ngx_quic_read_bytes(p, end, pkt->token.len, &pkt->token.data);
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	467 if (p == NULL) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	468 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	469 "quic packet too small to read token data");
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	470 return NGX_ERROR;
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	471 }
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	472
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	473 pkt->level = ssl_encryption_initial;
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	474
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	475 } else if (ngx_quic_pkt_zrtt(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	476 pkt->level = ssl_encryption_early_data;
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	477
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	478 } else if (ngx_quic_pkt_hs(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	479 pkt->level = ssl_encryption_handshake;
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	480
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	481 } else {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	482 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	483 "quic bad packet type");
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	484 return NGX_DECLINED;
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	485 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	486
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	487 p = ngx_quic_parse_int(p, end, &varint);
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	488 if (p == NULL) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	489 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic bad packet length");
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	490 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	491 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	492
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	493 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	494 "quic packet rx %s len:%uL",
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	495 ngx_quic_level_name(pkt->level), varint);
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	496
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	497 if (varint > (uint64_t) ((pkt->data + pkt->len) - p)) {
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	498 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic truncated %s packet",
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	499 ngx_quic_level_name(pkt->level));
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	500 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	501 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	502
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	503 pkt->raw->pos = p;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	504 pkt->len = p + varint - pkt->data;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	505
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	506 return NGX_OK;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	507 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	508
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	509
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	510 ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	511 ngx_quic_get_packet_dcid(ngx_log_t log, u_char data, size_t n,
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	512 ngx_str_t *dcid)
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	513 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	514 size_t len, offset;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	515
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	516 if (n == 0) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	517 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	518 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	519
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	520 if (ngx_quic_long_pkt(*data)) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	521 if (n < NGX_QUIC_LONG_DCID_LEN_OFFSET + 1) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	522 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	523 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	524
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	525 len = data[NGX_QUIC_LONG_DCID_LEN_OFFSET];
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	526 offset = NGX_QUIC_LONG_DCID_OFFSET;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	527
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	528 } else {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	529 len = NGX_QUIC_SERVER_CID_LEN;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	530 offset = NGX_QUIC_SHORT_DCID_OFFSET;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	531 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	532
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	533 if (n < len + offset) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	534 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	535 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	536
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	537 dcid->len = len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	538 dcid->data = &data[offset];
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	539
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	540 return NGX_OK;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	541
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	542 failed:
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	543
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	544 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, log, 0, "quic malformed packet");
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	545
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	546 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	547 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	548
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	549
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	550 size_t
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	551 ngx_quic_create_version_negotiation(ngx_quic_header_t pkt, u_char out)
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	552 {
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	553 u_char p, start;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	554 ngx_uint_t i;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	555
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	556 p = start = out;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	557
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	558 *p++ = pkt->flags;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	559
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	560 /*
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	561 * The Version field of a Version Negotiation packet
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	562 * MUST be set to 0x00000000
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	563 */
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	564 p = ngx_quic_write_uint32(p, 0);
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	565
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	566 *p++ = pkt->dcid.len;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	567 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	568
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	569 *p++ = pkt->scid.len;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	570 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len);
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	571
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	572 for (i = 0; i < NGX_QUIC_NVERSIONS; i++) {
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	573 p = ngx_quic_write_uint32(p, ngx_quic_versions[i]);
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	574 }
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	575
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	576 return p - start;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	577 }
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	578
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	579
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	580 size_t
8642 05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	581 ngx_quic_create_header(ngx_quic_header_t pkt, u_char out, size_t pkt_len,
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	582 u_char **pnp)
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	583 {
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	584 return ngx_quic_short_pkt(pkt->flags)
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	585 ? ngx_quic_create_short_header(pkt, out, pkt_len, pnp)
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	586 : ngx_quic_create_long_header(pkt, out, pkt_len, pnp);
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	587 }
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	588
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	589
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	590 static size_t
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	591 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	592 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	593 {
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	594 u_char p, start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	595
8594 ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	596 if (out == NULL) {
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	597 return 5 + 2 + pkt->dcid.len + pkt->scid.len
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	598 + ngx_quic_varint_len(pkt_len + pkt->num_len) + pkt->num_len
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	599 + (pkt->level == ssl_encryption_initial ? 1 : 0);
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	600 }
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	601
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	602 p = start = out;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	603
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	604 *p++ = pkt->flags;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	605
8624 340cd26158fb QUIC: preparatory changes for multiple QUIC versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8613 diff changeset	606 p = ngx_quic_write_uint32(p, pkt->version);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	607
8344 e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	608 *p++ = pkt->dcid.len;
e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	609 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	610
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	611 *p++ = pkt->scid.len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	612 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	613
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	614 if (pkt->level == ssl_encryption_initial) {
8593 d8a0bb1e85bf QUIC: simplified ngx_quic_create_long_header(). Sergey Kandaurov <pluknet@nginx.com> parents: 8589 diff changeset	615 ngx_quic_build_int(&p, 0);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	616 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	617
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	618 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	619
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	620 *pnp = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	621
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	622 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	623 case 1:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	624 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	625 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	626 case 2:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	627 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	628 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	629 case 3:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	630 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	631 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	632 case 4:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	633 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	634 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	635 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	636
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	637 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	638 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	639
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	640
8642 05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	641 static size_t
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	642 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	643 size_t pkt_len, u_char **pnp)
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	644 {
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	645 u_char p, start;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	646
8594 ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	647 if (out == NULL) {
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	648 return 1 + pkt->dcid.len + pkt->num_len;
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	649 }
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	650
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	651 p = start = out;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	652
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	653 *p++ = pkt->flags;
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	654
8344 e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	655 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	656
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	657 *pnp = p;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	658
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	659 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	660 case 1:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	661 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	662 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	663 case 2:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	664 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	665 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	666 case 3:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	667 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	668 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	669 case 4:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	670 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	671 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	672 }
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	673
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	674 return p - start;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	675 }
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	676
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	677
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	678 size_t
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	679 ngx_quic_create_retry_itag(ngx_quic_header_t pkt, u_char out,
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	680 u_char **start)
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	681 {
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	682 u_char *p;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	683
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	684 p = out;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	685
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	686 *p++ = pkt->odcid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	687 p = ngx_cpymem(p, pkt->odcid.data, pkt->odcid.len);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	688
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	689 *start = p;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	690
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	691 *p++ = 0xff;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	692
8624 340cd26158fb QUIC: preparatory changes for multiple QUIC versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8613 diff changeset	693 p = ngx_quic_write_uint32(p, pkt->version);
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	694
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	695 *p++ = pkt->dcid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	696 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	697
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	698 *p++ = pkt->scid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	699 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	700
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	701 p = ngx_cpymem(p, pkt->token.data, pkt->token.len);
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	702
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	703 return p - out;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	704 }
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	705
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	706
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	707 #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	708 #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	709 #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	710
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	711 ssize_t
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	712 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	713 ngx_quic_frame_t *f)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	714 {
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	715 u_char *p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	716 uint64_t varint;
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	717 ngx_buf_t *b;
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	718 ngx_uint_t i;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	719
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	720 b = f->data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	721
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	722 p = start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	723
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	724 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	725 if (p == NULL) {
8385 fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	726 pkt->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR;
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	727 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	728 "quic failed to obtain quic frame type");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	729 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	730 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	731
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	732 f->type = varint;
83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	733
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	734 if (ngx_quic_frame_allowed(pkt, f->type) != NGX_OK) {
8385 fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	735 pkt->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION;
fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	736 return NGX_ERROR;
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	737 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	738
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	739 switch (f->type) {
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	740
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	741 case NGX_QUIC_FT_CRYPTO:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	742
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	743 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	744 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	745 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	746 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	747
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	748 p = ngx_quic_parse_int(p, end, &f->u.crypto.length);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	749 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	750 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	751 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	752
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	753 p = ngx_quic_read_bytes(p, end, f->u.crypto.length, &b->pos);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	754 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	755 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	756 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	757
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	758 b->last = p;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	759
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	760 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	761
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	762 case NGX_QUIC_FT_PADDING:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	763
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	764 while (p < end && *p == NGX_QUIC_FT_PADDING) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	765 p++;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	766 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	767
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	768 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	769
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	770 case NGX_QUIC_FT_ACK:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	771 case NGX_QUIC_FT_ACK_ECN:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	772
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	773 if (!((p = ngx_quic_parse_int(p, end, &f->u.ack.largest))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	774 && (p = ngx_quic_parse_int(p, end, &f->u.ack.delay))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	775 && (p = ngx_quic_parse_int(p, end, &f->u.ack.range_count))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	776 && (p = ngx_quic_parse_int(p, end, &f->u.ack.first_range))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	777 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	778 goto error;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	779 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	780
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	781 b->pos = p;
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	782
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	783 /* process all ranges to get bounds, values are ignored */
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	784 for (i = 0; i < f->u.ack.range_count; i++) {
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	785
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	786 p = ngx_quic_parse_int(p, end, &varint);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	787 if (p) {
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	788 p = ngx_quic_parse_int(p, end, &varint);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	789 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	790
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	791 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	792 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	793 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	794 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	795
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	796 b->last = p;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	797
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	798 f->u.ack.ranges_length = b->last - b->pos;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	799
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	800 if (f->type == NGX_QUIC_FT_ACK_ECN) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	801
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	802 if (!((p = ngx_quic_parse_int(p, end, &f->u.ack.ect0))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	803 && (p = ngx_quic_parse_int(p, end, &f->u.ack.ect1))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	804 && (p = ngx_quic_parse_int(p, end, &f->u.ack.ce))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	805 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	806 goto error;
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	807 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	808
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	809 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	810 "quic ACK ECN counters ect0:%uL ect1:%uL ce:%uL",
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	811 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	812 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	813
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	814 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	815
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	816 case NGX_QUIC_FT_PING:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	817 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	818
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	819 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	820
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	821 p = ngx_quic_parse_int(p, end, &f->u.ncid.seqnum);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	822 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	823 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	824 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	825
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	826 p = ngx_quic_parse_int(p, end, &f->u.ncid.retire);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	827 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	828 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	829 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	830
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	831 if (f->u.ncid.retire > f->u.ncid.seqnum) {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	832 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	833 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	834
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	835 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	836 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	837 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	838 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	839
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	840 if (f->u.ncid.len < 1 \|\| f->u.ncid.len > NGX_QUIC_CID_LEN_MAX) {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	841 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	842 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	843
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	844 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	845 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	846 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	847 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	848
8562 b31c02454539 QUIC: added stateless reset support. Vladimir Homutov <vl@nginx.com> parents: 8560 diff changeset	849 p = ngx_quic_copy_bytes(p, end, NGX_QUIC_SR_TOKEN_LEN, f->u.ncid.srt);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	850 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	851 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	852 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	853
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	854 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	855
8537 88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	856 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	857
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	858 p = ngx_quic_parse_int(p, end, &f->u.retire_cid.sequence_number);
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	859 if (p == NULL) {
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	860 goto error;
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	861 }
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	862
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	863 break;
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	864
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	865 case NGX_QUIC_FT_CONNECTION_CLOSE:
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	866 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	867
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	868 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	869 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	870 goto error;
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	871 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	872
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	873 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	874 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	875 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	876 goto error;
8256 0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE. Sergey Kandaurov <pluknet@nginx.com> parents: 8255 diff changeset	877 }
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	878 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	879
8254 856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	880 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	881 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	882 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	883 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	884
8254 856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	885 f->u.close.reason.len = varint;
856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	886
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	887 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	888 &f->u.close.reason.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	889 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	890 goto error;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	891 }
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	892
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	893 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	894
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	895 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	896 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	897 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	898 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	899 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	900 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	901 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	902 case NGX_QUIC_FT_STREAM7:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	903
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	904 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	905
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	906 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	907 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	908 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	909
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	910 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	911 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	912 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	913 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	914
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	915 if (f->type & 0x04) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	916 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	917 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	918 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	919 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	920
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	921 } else {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	922 f->u.stream.offset = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	923 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	924
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	925 if (f->type & 0x02) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	926 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	927 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	928 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	929 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	930
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	931 } else {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	932 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	933 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	934
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	935 p = ngx_quic_read_bytes(p, end, f->u.stream.length, &b->pos);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	936 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	937 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	938 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	939
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	940 b->last = p;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	941 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	942
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	943 case NGX_QUIC_FT_MAX_DATA:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	944
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	945 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	946 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	947 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	948 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	949
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	950 break;
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	951
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	952 case NGX_QUIC_FT_RESET_STREAM:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	953
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	954 if (!((p = ngx_quic_parse_int(p, end, &f->u.reset_stream.id))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	955 && (p = ngx_quic_parse_int(p, end, &f->u.reset_stream.error_code))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	956 && (p = ngx_quic_parse_int(p, end,
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	957 &f->u.reset_stream.final_size))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	958 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	959 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	960 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	961
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	962 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	963
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	964 case NGX_QUIC_FT_STOP_SENDING:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	965
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	966 p = ngx_quic_parse_int(p, end, &f->u.stop_sending.id);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	967 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	968 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	969 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	970
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	971 p = ngx_quic_parse_int(p, end, &f->u.stop_sending.error_code);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	972 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	973 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	974 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	975
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	976 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	977
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	978 case NGX_QUIC_FT_STREAMS_BLOCKED:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	979 case NGX_QUIC_FT_STREAMS_BLOCKED2:
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	980
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	981 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	982 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	983 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	984 }
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	985
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	986 f->u.streams_blocked.bidi =
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	987 (f->type == NGX_QUIC_FT_STREAMS_BLOCKED) ? 1 : 0;
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	988 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	989
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	990 case NGX_QUIC_FT_MAX_STREAMS:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	991 case NGX_QUIC_FT_MAX_STREAMS2:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	992
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	993 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	994 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	995 goto error;
8257 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 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	999
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1000 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1001
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1002 case NGX_QUIC_FT_MAX_STREAM_DATA:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1003
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1004 p = ngx_quic_parse_int(p, end, &f->u.max_stream_data.id);
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1005 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1006 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1007 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1008
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1009 p = ngx_quic_parse_int(p, end, &f->u.max_stream_data.limit);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1010 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1011 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1012 }
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 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1015
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1016 case NGX_QUIC_FT_DATA_BLOCKED:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1017
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1018 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) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1020 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1021 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1022
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1023 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1024
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1025 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1026
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1027 p = ngx_quic_parse_int(p, end, &f->u.stream_data_blocked.id);
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1028 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1029 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1030 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1031
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1032 p = ngx_quic_parse_int(p, end, &f->u.stream_data_blocked.limit);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1033 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1034 goto error;
8257 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
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1037 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1038
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1039 case NGX_QUIC_FT_PATH_CHALLENGE:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1040
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1041 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	1042 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1043 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1044 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1045
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1046 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1047
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1048 case NGX_QUIC_FT_PATH_RESPONSE:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1049
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1050 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	1051 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1052 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1053 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1054
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1055 break;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1056
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1057 default:
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1058 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1059 "quic unknown frame type 0x%xi", f->type);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1060 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1061 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1062
8604 b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1063 f->level = pkt->level;
b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1064
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1065 return p - start;
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1066
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1067 error:
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1068
8385 fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	1069 pkt->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR;
fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	1070
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1071 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1072 "quic failed to parse frame type:0x%xi", f->type);
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1073
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1074 return NGX_ERROR;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1075 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1076
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1077
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1078 static ngx_int_t
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1079 ngx_quic_frame_allowed(ngx_quic_header_t *pkt, ngx_uint_t frame_type)
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1080 {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1081 uint8_t ptype;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1082
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1083 /* frame permissions per packet: 4 bits: IH01: 12.4, Table 3 */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1084 static uint8_t ngx_quic_frame_masks[] = {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1085 /* PADDING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1086 /* PING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1087 /* ACK */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1088 /* ACK_ECN */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1089 /* RESET_STREAM */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1090 /* STOP_SENDING */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1091 /* CRYPTO */ 0xD,
8424 c70446e3d771 Treat receipt of NEW_TOKEN as connection error PROTOCOL_VIOLATION. Sergey Kandaurov <pluknet@nginx.com> parents: 8422 diff changeset	1092 /* NEW_TOKEN / 0x0, / only sent by server */
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1093 /* STREAM0 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1094 /* STREAM1 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1095 /* STREAM2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1096 /* STREAM3 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1097 /* STREAM4 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1098 /* STREAM5 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1099 /* STREAM6 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1100 /* STREAM7 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1101 /* MAX_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1102 /* MAX_STREAM_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1103 /* MAX_STREAMS */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1104 /* MAX_STREAMS2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1105 /* DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1106 /* STREAM_DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1107 /* STREAMS_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1108 /* STREAMS_BLOCKED2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1109 /* NEW_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1110 /* RETIRE_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1111 /* PATH_CHALLENGE */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1112 /* PATH_RESPONSE */ 0x3,
8425 3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1113 #if (NGX_QUIC_DRAFT_VERSION >= 28)
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1114 /* CONNECTION_CLOSE */ 0xF,
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1115 /* CONNECTION_CLOSE2 */ 0x3,
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1116 #else
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1117 /* CONNECTION_CLOSE */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1118 /* CONNECTION_CLOSE2 */ 0x1,
8425 3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8424 diff changeset	1119 #endif
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1120 /* HANDSHAKE_DONE / 0x0, / only sent by server */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1121 };
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1122
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1123 if (ngx_quic_long_pkt(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1124
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1125 if (ngx_quic_pkt_in(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1126 ptype = 8; /* initial */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1127
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1128 } else if (ngx_quic_pkt_hs(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1129 ptype = 4; /* handshake */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1130
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1131 } else {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1132 ptype = 2; /* zero-rtt */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1133 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1134
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1135 } else {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1136 ptype = 1; /* application data */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1137 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1138
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1139 if (ptype & ngx_quic_frame_masks[frame_type]) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1140 return NGX_OK;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1141 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1142
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1143 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1144 "quic frame type 0x%xi is not "
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	1145 "allowed in packet with flags 0x%xd",
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1146 frame_type, pkt->flags);
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1147
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1148 return NGX_DECLINED;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1149 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1150
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1151
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1152 ssize_t
8604 b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1153 ngx_quic_parse_ack_range(ngx_log_t log, u_char start, u_char *end,
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1154 uint64_t gap, uint64_t range)
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 u_char *p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1157
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1158 p = start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1159
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1160 p = ngx_quic_parse_int(p, end, gap);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1161 if (p == NULL) {
8604 b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1162 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1163 "quic failed to parse ack frame gap");
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1164 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1165 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1166
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1167 p = ngx_quic_parse_int(p, end, range);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1168 if (p == NULL) {
8604 b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1169 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1170 "quic failed to parse ack frame range");
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1171 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1172 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1173
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1174 return p - start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1175 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1176
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1177
8613 867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1178 size_t
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1179 ngx_quic_create_ack_range(u_char *p, uint64_t gap, uint64_t range)
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1180 {
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1181 size_t len;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1182 u_char *start;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1183
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1184 if (p == NULL) {
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1185 len = ngx_quic_varint_len(gap);
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1186 len += ngx_quic_varint_len(range);
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1187 return len;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1188 }
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1189
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1190 start = p;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1191
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1192 ngx_quic_build_int(&p, gap);
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1193 ngx_quic_build_int(&p, range);
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1194
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1195 return p - start;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1196 }
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1197
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1198
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1199 ssize_t
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1200 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	1201 {
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1202 /*
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1203 * QUIC-recovery, section 2:
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1204 *
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1205 * 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	1206 * CONNECTION_CLOSE are considered ack-eliciting.
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1207 */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1208 f->need_ack = 1;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1209
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1210 switch (f->type) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1211 case NGX_QUIC_FT_ACK:
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1212 f->need_ack = 0;
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1213 return ngx_quic_create_ack(p, &f->u.ack, f->data);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1214
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1215 case NGX_QUIC_FT_STOP_SENDING:
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1216 return ngx_quic_create_stop_sending(p, &f->u.stop_sending);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1217
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1218 case NGX_QUIC_FT_CRYPTO:
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1219 return ngx_quic_create_crypto(p, &f->u.crypto, f->data);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1220
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1221 case NGX_QUIC_FT_HANDSHAKE_DONE:
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1222 return ngx_quic_create_hs_done(p);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1223
8384 52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1224 case NGX_QUIC_FT_NEW_TOKEN:
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1225 return ngx_quic_create_new_token(p, &f->u.token);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1226
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1227 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1228 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1229 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1230 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1231 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1232 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1233 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1234 case NGX_QUIC_FT_STREAM7:
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1235 return ngx_quic_create_stream(p, &f->u.stream, f->data);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1236
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1237 case NGX_QUIC_FT_CONNECTION_CLOSE:
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1238 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1239 f->need_ack = 0;
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1240 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	1241
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1242 case NGX_QUIC_FT_MAX_STREAMS:
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1243 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	1244
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1245 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	1246 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	1247
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1248 case NGX_QUIC_FT_MAX_DATA:
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1249 return ngx_quic_create_max_data(p, &f->u.max_data);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1250
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1251 case NGX_QUIC_FT_PATH_RESPONSE:
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1252 return ngx_quic_create_path_response(p, &f->u.path_response);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1253
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1254 case NGX_QUIC_FT_NEW_CONNECTION_ID:
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1255 return ngx_quic_create_new_connection_id(p, &f->u.ncid);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1256
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1257 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1258 return ngx_quic_create_retire_connection_id(p, &f->u.retire_cid);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1259
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1260 default:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1261 /* BUG: unsupported frame type generated */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1262 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1263 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1264 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1265
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1266
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1267 static size_t
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1268 ngx_quic_create_ack(u_char p, ngx_quic_ack_frame_t ack, ngx_chain_t *ranges)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1269 {
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1270 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1271 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1272 ngx_buf_t *b;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1273
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1274 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1275 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	1276 len += ngx_quic_varint_len(ack->largest);
8470 0d1ad81dd65c QUIC: delay field of an ACK frame is now calculated. Vladimir Homutov <vl@nginx.com> parents: 8458 diff changeset	1277 len += ngx_quic_varint_len(ack->delay);
8596 38c7dd720774 QUIC: added ACK frame range support. Vladimir Homutov <vl@nginx.com> parents: 8594 diff changeset	1278 len += ngx_quic_varint_len(ack->range_count);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1279 len += ngx_quic_varint_len(ack->first_range);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1280 len += ack->ranges_length;
8596 38c7dd720774 QUIC: added ACK frame range support. Vladimir Homutov <vl@nginx.com> parents: 8594 diff changeset	1281
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1282 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1283 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1284
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1285 start = p;
d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1286
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1287 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	1288 ngx_quic_build_int(&p, ack->largest);
8470 0d1ad81dd65c QUIC: delay field of an ACK frame is now calculated. Vladimir Homutov <vl@nginx.com> parents: 8458 diff changeset	1289 ngx_quic_build_int(&p, ack->delay);
8596 38c7dd720774 QUIC: added ACK frame range support. Vladimir Homutov <vl@nginx.com> parents: 8594 diff changeset	1290 ngx_quic_build_int(&p, ack->range_count);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1291 ngx_quic_build_int(&p, ack->first_range);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1292
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1293 while (ranges) {
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1294 b = ranges->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1295 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1296 ranges = ranges->next;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1297 }
8596 38c7dd720774 QUIC: added ACK frame range support. Vladimir Homutov <vl@nginx.com> parents: 8594 diff changeset	1298
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1299 return p - start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1300 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1301
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1302
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1303 static size_t
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1304 ngx_quic_create_stop_sending(u_char p, ngx_quic_stop_sending_frame_t ss)
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1305 {
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1306 size_t len;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1307 u_char *start;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1308
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1309 if (p == NULL) {
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1310 len = ngx_quic_varint_len(NGX_QUIC_FT_STOP_SENDING);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1311 len += ngx_quic_varint_len(ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1312 len += ngx_quic_varint_len(ss->error_code);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1313 return len;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1314 }
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1315
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1316 start = p;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1317
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1318 ngx_quic_build_int(&p, NGX_QUIC_FT_STOP_SENDING);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1319 ngx_quic_build_int(&p, ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1320 ngx_quic_build_int(&p, ss->error_code);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1321
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1322 return p - start;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1323 }
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1324
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1325
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1326 static size_t
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1327 ngx_quic_create_crypto(u_char p, ngx_quic_crypto_frame_t crypto,
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1328 ngx_chain_t *data)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1329 {
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1330 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1331 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1332 ngx_buf_t *b;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1333
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1334 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1335 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	1336 len += ngx_quic_varint_len(crypto->offset);
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1337 len += ngx_quic_varint_len(crypto->length);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1338 len += crypto->length;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1339
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1340 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1341 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1342
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1343 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1344
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1345 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	1346 ngx_quic_build_int(&p, crypto->offset);
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1347 ngx_quic_build_int(&p, crypto->length);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1348
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1349 while (data) {
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1350 b = data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1351 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1352 data = data->next;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1353 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1354
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1355 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1356 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1357
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1358
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1359 static size_t
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1360 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	1361 {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1362 u_char *start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1363
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1364 if (p == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1365 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	1366 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1367
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1368 start = p;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1369
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1370 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	1371
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1372 return p - start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1373 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1374
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1375
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1376 static size_t
8384 52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1377 ngx_quic_create_new_token(u_char p, ngx_quic_new_token_frame_t token)
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1378 {
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1379 size_t len;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1380 u_char *start;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1381
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1382 if (p == NULL) {
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1383 len = ngx_quic_varint_len(NGX_QUIC_FT_NEW_TOKEN);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1384 len += ngx_quic_varint_len(token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1385 len += token->length;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1386
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1387 return len;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1388 }
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1389
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1390 start = p;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1391
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1392 ngx_quic_build_int(&p, NGX_QUIC_FT_NEW_TOKEN);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1393 ngx_quic_build_int(&p, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1394 p = ngx_cpymem(p, token->data, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1395
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1396 return p - start;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1397 }
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1398
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1399
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1400 static size_t
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1401 ngx_quic_create_stream(u_char p, ngx_quic_stream_frame_t sf,
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1402 ngx_chain_t *data)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1403 {
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1404 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1405 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1406 ngx_buf_t *b;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1407
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1408 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1409 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	1410
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1411 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1412 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	1413 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1414
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1415 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	1416
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1417 /* 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	1418 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	1419
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1420 len += sf->length;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1421
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1422 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1423 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1424
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1425 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1426
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1427 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	1428 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	1429
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1430 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1431 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	1432 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1433
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1434 /* 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	1435 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	1436
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1437 while (data) {
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1438 b = data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1439 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1440 data = data->next;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1441 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1442
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1443 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1444 }
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1445
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1446
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1447 static size_t
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1448 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	1449 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1450 size_t len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1451 u_char *start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1452 ngx_uint_t type;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1453
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1454 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	1455
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1456 if (p == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1457 len = ngx_quic_varint_len(type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1458 len += ngx_quic_varint_len(ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1459 return len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1460 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1461
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1462 start = p;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1463
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1464 ngx_quic_build_int(&p, type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1465 ngx_quic_build_int(&p, ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1466
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1467 return p - start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1468 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1469
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1470
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1471 static ngx_int_t
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1472 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	1473 ngx_quic_tp_t *dst)
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1474 {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1475 uint64_t varint;
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1476 ngx_str_t str;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1477
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1478 varint = 0;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1479 ngx_str_null(&str);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1480
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1481 switch (id) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1482
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1483 case NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1484 /* zero-length option */
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1485 if (end - p != 0) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1486 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1487 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1488 dst->disable_active_migration = 1;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1489 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1490
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1491 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1492 case NGX_QUIC_TP_MAX_UDP_PAYLOAD_SIZE:
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1493 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1494 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	1495 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	1496 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	1497 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1498 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1499 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1500 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1501 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1502
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1503 p = ngx_quic_parse_int(p, end, &varint);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1504 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1505 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1506 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1507 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1508
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1509 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1510
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1511 str.len = end - p;
8582 b95aa1cb8f98 QUIC: fixed dead store assignment. Sergey Kandaurov <pluknet@nginx.com> parents: 8569 diff changeset	1512 str.data = p;
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1513 break;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1514
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1515 default:
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1516 return NGX_DECLINED;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1517 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1518
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1519 switch (id) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1520
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1521 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1522 dst->max_idle_timeout = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1523 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1524
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1525 case NGX_QUIC_TP_MAX_UDP_PAYLOAD_SIZE:
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1526 dst->max_udp_payload_size = varint;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1527 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1528
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1529 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1530 dst->initial_max_data = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1531 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1532
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1533 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	1534 dst->initial_max_stream_data_bidi_local = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1535 break;
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 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	1538 dst->initial_max_stream_data_bidi_remote = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1539 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1540
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1541 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	1542 dst->initial_max_stream_data_uni = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1543 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1544
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1545 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1546 dst->initial_max_streams_bidi = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1547 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1548
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1549 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1550 dst->initial_max_streams_uni = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1551 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1552
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1553 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1554 dst->ack_delay_exponent = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1555 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1556
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1557 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1558 dst->max_ack_delay = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1559 break;
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 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1562 dst->active_connection_id_limit = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1563 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1564
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1565 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1566 dst->initial_scid = str;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1567 break;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1568
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1569 default:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1570 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1571 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1572
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1573 return NGX_OK;
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
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1576
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1577 ngx_int_t
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1578 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	1579 ngx_log_t *log)
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1580 {
8356 42198f77ac85 Removed support of drafts older than currently latest 27. Vladimir Homutov <vl@nginx.com> parents: 8351 diff changeset	1581 uint64_t id, len;
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1582 ngx_int_t rc;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1583
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1584 while (p < end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1585 p = ngx_quic_parse_int(p, end, &id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1586 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1587 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1588 "quic failed to parse transport param id");
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1589 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1590 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1591
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1592 switch (id) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1593 case NGX_QUIC_TP_ORIGINAL_DCID:
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1594 case NGX_QUIC_TP_PREFERRED_ADDRESS:
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1595 case NGX_QUIC_TP_RETRY_SCID:
8562 b31c02454539 QUIC: added stateless reset support. Vladimir Homutov <vl@nginx.com> parents: 8560 diff changeset	1596 case NGX_QUIC_TP_SR_TOKEN:
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1597 ngx_log_error(NGX_LOG_INFO, log, 0,
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1598 "quic client sent forbidden transport param"
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1599 " id:0x%xL", id);
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1600 return NGX_ERROR;
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1601 }
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1602
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1603 p = ngx_quic_parse_int(p, end, &len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1604 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1605 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1606 "quic failed to parse"
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1607 " transport param id:0x%xL length", id);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1608 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1609 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1610
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1611 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	1612
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1613 if (rc == NGX_ERROR) {
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1614 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1615 "quic failed to parse"
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1616 " transport param id:0x%xL data", id);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1617 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1618 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1619
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1620 if (rc == NGX_DECLINED) {
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1621 ngx_log_error(NGX_LOG_INFO, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1622 "quic unknown transport param id:0x%xL, skipped", id);
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1623 }
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1624
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1625 p += len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1626 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1627
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1628 if (p != end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1629 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1630 "quic trailing garbage in"
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1631 " transport parameters: bytes:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1632 end - p);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1633 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1634 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1635
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1636 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1637 "quic transport parameters parsed ok");
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1638
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1639 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1640 "quic tp disable active migration: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1641 tp->disable_active_migration);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1642
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1643 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp idle_timeout:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1644 tp->max_idle_timeout);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1645
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1646 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1647 "quic tp max_udp_payload_size:%ui",
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1648 tp->max_udp_payload_size);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1649
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1650 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp max_data:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1651 tp->initial_max_data);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1652
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1653 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1654 "quic tp max_stream_data_bidi_local:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1655 tp->initial_max_stream_data_bidi_local);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1656
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1657 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1658 "quic tp max_stream_data_bidi_remote:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1659 tp->initial_max_stream_data_bidi_remote);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1660
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1661 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1662 "quic tp max_stream_data_uni:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1663 tp->initial_max_stream_data_uni);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1664
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1665 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1666 "quic tp initial_max_streams_bidi:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1667 tp->initial_max_streams_bidi);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1668
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1669 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1670 "quic tp initial_max_streams_uni:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1671 tp->initial_max_streams_uni);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1672
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1673 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1674 "quic tp ack_delay_exponent:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1675 tp->ack_delay_exponent);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1676
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1677 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp max_ack_delay:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1678 tp->max_ack_delay);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1679
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1680 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1681 "quic tp active_connection_id_limit:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1682 tp->active_connection_id_limit);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1683
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1684 #if (NGX_QUIC_DRAFT_VERSION >= 28)
8651 dbad2d6d1898 QUIC: removed ngx_quic_hexdump() macro. Vladimir Homutov <vl@nginx.com> parents: 8642 diff changeset	1685 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0,
dbad2d6d1898 QUIC: removed ngx_quic_hexdump() macro. Vladimir Homutov <vl@nginx.com> parents: 8642 diff changeset	1686 "quic tp initial source_connection_id len:%uz %xV",
dbad2d6d1898 QUIC: removed ngx_quic_hexdump() macro. Vladimir Homutov <vl@nginx.com> parents: 8642 diff changeset	1687 tp->initial_scid.len, &tp->initial_scid);
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1688 #endif
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1689
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1690 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1691 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1692
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1693
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1694 static size_t
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1695 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	1696 {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1697 size_t len;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1698 u_char *start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1699
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1700 if (p == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1701 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	1702 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	1703 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	1704 return len;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1705 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1706
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1707 start = p;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1708
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1709 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	1710 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	1711 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	1712
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1713 return p - start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1714 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1715
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1716
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1717 static size_t
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1718 ngx_quic_create_max_data(u_char p, ngx_quic_max_data_frame_t md)
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1719 {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1720 size_t len;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1721 u_char *start;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1722
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1723 if (p == NULL) {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1724 len = ngx_quic_varint_len(NGX_QUIC_FT_MAX_DATA);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1725 len += ngx_quic_varint_len(md->max_data);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1726 return len;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1727 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1728
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1729 start = p;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1730
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1731 ngx_quic_build_int(&p, NGX_QUIC_FT_MAX_DATA);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1732 ngx_quic_build_int(&p, md->max_data);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1733
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1734 return p - start;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1735 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1736
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1737
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1738 static size_t
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1739 ngx_quic_create_path_response(u_char p, ngx_quic_path_challenge_frame_t pc)
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1740 {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1741 size_t len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1742 u_char *start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1743
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1744 if (p == NULL) {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1745 len = ngx_quic_varint_len(NGX_QUIC_FT_PATH_RESPONSE);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1746 len += sizeof(pc->data);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1747 return len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1748 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1749
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1750 start = p;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1751
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1752 ngx_quic_build_int(&p, NGX_QUIC_FT_PATH_RESPONSE);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1753 p = ngx_cpymem(p, &pc->data, sizeof(pc->data));
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1754
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1755 return p - start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1756 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1757
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1758
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1759 static size_t
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1760 ngx_quic_create_new_connection_id(u_char p, ngx_quic_new_conn_id_frame_t ncid)
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1761 {
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1762 size_t len;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1763 u_char *start;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1764
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1765 if (p == NULL) {
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1766 len = ngx_quic_varint_len(NGX_QUIC_FT_NEW_CONNECTION_ID);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1767 len += ngx_quic_varint_len(ncid->seqnum);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1768 len += ngx_quic_varint_len(ncid->retire);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1769 len++;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1770 len += ncid->len;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1771 len += NGX_QUIC_SR_TOKEN_LEN;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1772 return len;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1773 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1774
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1775 start = p;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1776
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1777 ngx_quic_build_int(&p, NGX_QUIC_FT_NEW_CONNECTION_ID);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1778 ngx_quic_build_int(&p, ncid->seqnum);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1779 ngx_quic_build_int(&p, ncid->retire);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1780 *p++ = ncid->len;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1781 p = ngx_cpymem(p, ncid->cid, ncid->len);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1782 p = ngx_cpymem(p, ncid->srt, NGX_QUIC_SR_TOKEN_LEN);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1783
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1784 return p - start;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1785 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1786
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1787
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1788 static size_t
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1789 ngx_quic_create_retire_connection_id(u_char *p,
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1790 ngx_quic_retire_cid_frame_t *rcid)
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1791 {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1792 size_t len;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1793 u_char *start;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1794
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1795 if (p == NULL) {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1796 len = ngx_quic_varint_len(NGX_QUIC_FT_RETIRE_CONNECTION_ID);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1797 len += ngx_quic_varint_len(rcid->sequence_number);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1798 return len;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1799 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1800
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1801 start = p;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1802
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1803 ngx_quic_build_int(&p, NGX_QUIC_FT_RETIRE_CONNECTION_ID);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1804 ngx_quic_build_int(&p, rcid->sequence_number);
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1805
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1806 return p - start;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1807 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1808
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1809
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1810 ssize_t
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1811 ngx_quic_create_transport_params(u_char pos, u_char end, ngx_quic_tp_t *tp,
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1812 size_t *clen)
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1813 {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1814 u_char *p;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1815 size_t len;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1816
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1817 #define ngx_quic_tp_len(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1818 ngx_quic_varint_len(id) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1819 + ngx_quic_varint_len(value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1820 + ngx_quic_varint_len(ngx_quic_varint_len(value))
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1821
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1822 #define ngx_quic_tp_vint(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1823 do { \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1824 ngx_quic_build_int(&p, id); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1825 ngx_quic_build_int(&p, ngx_quic_varint_len(value)); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1826 ngx_quic_build_int(&p, value); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1827 } while (0)
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1828
8416 78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1829 #define ngx_quic_tp_strlen(id, value) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1830 ngx_quic_varint_len(id) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1831 + ngx_quic_varint_len(value.len) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1832 + value.len
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1833
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1834 #define ngx_quic_tp_str(id, value) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1835 do { \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1836 ngx_quic_build_int(&p, id); \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1837 ngx_quic_build_int(&p, value.len); \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1838 p = ngx_cpymem(p, value.data, value.len); \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1839 } while (0)
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1840
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1841 p = pos;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1842
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1843 len = ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_DATA, tp->initial_max_data);
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1844
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1845 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	1846 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1847
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1848 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	1849 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1850
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1851 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	1852 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1853
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1854 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	1855 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1856
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1857 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	1858 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1859
8277 50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1860 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	1861 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1862
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1863 if (clen) {
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1864 *clen = len;
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1865 }
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1866
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1867 if (tp->disable_active_migration) {
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1868 len += ngx_quic_varint_len(NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1869 len += ngx_quic_varint_len(0);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1870 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1871
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1872 len += ngx_quic_tp_len(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT,
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1873 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1874
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1875 #if (NGX_QUIC_DRAFT_VERSION >= 28)
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1876 len += ngx_quic_tp_strlen(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1877 len += ngx_quic_tp_strlen(NGX_QUIC_TP_INITIAL_SCID, tp->initial_scid);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1878
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1879 if (tp->retry_scid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1880 len += ngx_quic_tp_strlen(NGX_QUIC_TP_RETRY_SCID, tp->retry_scid);
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1881 }
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1882 #else
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1883 if (tp->original_dcid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1884 len += ngx_quic_tp_strlen(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1885 }
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1886 #endif
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	1887
8634 831d1960826f QUIC: generate default stateless reset token key. Roman Arutyunyan <arut@nginx.com> parents: 8628 diff changeset	1888 len += ngx_quic_varint_len(NGX_QUIC_TP_SR_TOKEN);
831d1960826f QUIC: generate default stateless reset token key. Roman Arutyunyan <arut@nginx.com> parents: 8628 diff changeset	1889 len += ngx_quic_varint_len(NGX_QUIC_SR_TOKEN_LEN);
831d1960826f QUIC: generate default stateless reset token key. Roman Arutyunyan <arut@nginx.com> parents: 8628 diff changeset	1890 len += NGX_QUIC_SR_TOKEN_LEN;
8562 b31c02454539 QUIC: added stateless reset support. Vladimir Homutov <vl@nginx.com> parents: 8560 diff changeset	1891
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1892 if (pos == NULL) {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1893 return len;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1894 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1895
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1896 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1897 tp->initial_max_data);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1898
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1899 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1900 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1901
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1902 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1903 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1904
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1905 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	1906 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1907
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1908 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	1909 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1910
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1911 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	1912 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1913
8277 50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1914 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	1915 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1916
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1917 if (tp->disable_active_migration) {
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1918 ngx_quic_build_int(&p, NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1919 ngx_quic_build_int(&p, 0);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1920 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1921
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1922 ngx_quic_tp_vint(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT,
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1923 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1924
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1925 #if (NGX_QUIC_DRAFT_VERSION >= 28)
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1926 ngx_quic_tp_str(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1927 ngx_quic_tp_str(NGX_QUIC_TP_INITIAL_SCID, tp->initial_scid);
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1928
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1929 if (tp->retry_scid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1930 ngx_quic_tp_str(NGX_QUIC_TP_RETRY_SCID, tp->retry_scid);
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1931 }
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1932 #else
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1933 if (tp->original_dcid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1934 ngx_quic_tp_str(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1935 }
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1936 #endif
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	1937
8634 831d1960826f QUIC: generate default stateless reset token key. Roman Arutyunyan <arut@nginx.com> parents: 8628 diff changeset	1938 ngx_quic_build_int(&p, NGX_QUIC_TP_SR_TOKEN);
831d1960826f QUIC: generate default stateless reset token key. Roman Arutyunyan <arut@nginx.com> parents: 8628 diff changeset	1939 ngx_quic_build_int(&p, NGX_QUIC_SR_TOKEN_LEN);
831d1960826f QUIC: generate default stateless reset token key. Roman Arutyunyan <arut@nginx.com> parents: 8628 diff changeset	1940 p = ngx_cpymem(p, tp->sr_token, NGX_QUIC_SR_TOKEN_LEN);
8562 b31c02454539 QUIC: added stateless reset support. Vladimir Homutov <vl@nginx.com> parents: 8560 diff changeset	1941
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1942 return p - pos;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1943 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1944
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1945
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1946 static size_t
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1947 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	1948 {
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1949 size_t len;
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1950 u_char *start;
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1951 ngx_uint_t type;
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1952
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1953 type = cl->app ? NGX_QUIC_FT_CONNECTION_CLOSE_APP
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1954 : NGX_QUIC_FT_CONNECTION_CLOSE;
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1955
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1956 if (p == NULL) {
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1957 len = ngx_quic_varint_len(type);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1958 len += ngx_quic_varint_len(cl->error_code);
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1959
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1960 if (!cl->app) {
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1961 len += ngx_quic_varint_len(cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1962 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1963
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1964 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	1965 len += cl->reason.len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1966
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1967 return len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1968 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1969
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1970 start = p;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1971
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1972 ngx_quic_build_int(&p, type);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1973 ngx_quic_build_int(&p, cl->error_code);
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1974
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1975 if (!cl->app) {
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1976 ngx_quic_build_int(&p, cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1977 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1978
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1979 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	1980 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	1981
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1982 return p - start;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1983 }

Mercurial > hg > nginx

annotate src/event/ngx_event_quic_transport.c @ 8671:5247461c17e1 quic