nginx: src/event/quic/ngx_event_quic

annotate src/event/quic/ngx_event_quic_transport.c @ 8758:17492dfd4744 quic

QUIC: added missing checks for limits in stream frames parsing.

author	Vladimir Homutov <vl@nginx.com>
date	Mon, 19 Apr 2021 09:46:37 +0300
parents	dcc57827098d
children	515ac3c8435c

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>
8755 b4e6b7049984 QUIC: normalize header inclusion. Sergey Kandaurov <pluknet@nginx.com> parents: 8743 diff changeset	10 #include <ngx_event_quic_connection.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
8676 7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	46 #define ngx_quic_write_uint64(p, s) \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	47 ((p)[0] = (u_char) ((s) >> 56), \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	48 (p)[1] = (u_char) ((s) >> 48), \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	49 (p)[2] = (u_char) ((s) >> 40), \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	50 (p)[3] = (u_char) ((s) >> 32), \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	51 (p)[4] = (u_char) ((s) >> 24), \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	52 (p)[5] = (u_char) ((s) >> 16), \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	53 (p)[6] = (u_char) ((s) >> 8), \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	54 (p)[7] = (u_char) (s), \
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	55 (p) + sizeof(uint64_t))
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	56
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	57 #define ngx_quic_write_uint24(p, s) \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	58 ((p)[0] = (u_char) ((s) >> 16), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	59 (p)[1] = (u_char) ((s) >> 8), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	60 (p)[2] = (u_char) (s), \
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	61 (p) + 3)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	62
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	63 #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	64 ((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	65
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	66 #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	67 ((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	68
8625 4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	69 #define NGX_QUIC_VERSION(c) (0xff000000 + (c))
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	70
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	71
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	72 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	73 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	74 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	75
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	76 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	77 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	78 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	79 u_char **out);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	80 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	81 u_char *dst);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	82
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	83 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	84 size_t dcid_len);
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	85 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	86 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	87 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	88
8642 05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	89 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	90 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	91 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	92 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	93
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	94 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	95 ngx_uint_t frame_type);
8698 9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	96 static size_t ngx_quic_create_ping(u_char *p);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	97 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	98 ngx_chain_t *ranges);
8703 d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	99 static size_t ngx_quic_create_reset_stream(u_char *p,
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	100 ngx_quic_reset_stream_frame_t *rs);
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	101 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	102 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	103 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	104 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	105 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	106 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	107 ngx_quic_new_token_frame_t *token);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	108 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	109 ngx_chain_t *data);
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	110 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	111 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	112 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	113 ngx_quic_max_stream_data_frame_t *ms);
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	114 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	115 ngx_quic_max_data_frame_t *md);
8738 47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	116 static size_t ngx_quic_create_path_challenge(u_char *p,
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	117 ngx_quic_path_challenge_frame_t *pc);
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	118 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	119 ngx_quic_path_challenge_frame_t *pc);
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	120 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	121 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	122 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	123 ngx_quic_retire_cid_frame_t *rcid);
8692 0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	124 static size_t ngx_quic_create_close(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	125
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	126 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	127 uint16_t id, ngx_quic_tp_t *dst);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	128
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	129
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	130 uint32_t ngx_quic_versions[] = {
8678 3443ee341cc1 QUIC: draft-33 salt and retry keys. Sergey Kandaurov <pluknet@nginx.com> parents: 8676 diff changeset	131 /* QUICv1 */
3443ee341cc1 QUIC: draft-33 salt and retry keys. Sergey Kandaurov <pluknet@nginx.com> parents: 8676 diff changeset	132 0x00000001,
8625 4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	133 NGX_QUIC_VERSION(29),
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	134 NGX_QUIC_VERSION(30),
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	135 NGX_QUIC_VERSION(31),
4416b7ab0a27 QUIC: multiple versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8624 diff changeset	136 NGX_QUIC_VERSION(32),
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	137 };
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	138
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	139 #define NGX_QUIC_NVERSIONS \
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	140 (sizeof(ngx_quic_versions) / sizeof(ngx_quic_versions[0]))
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	141
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	142
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	143 /* literal errors indexed by corresponding value */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	144 static char *ngx_quic_errors[] = {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	145 "NO_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	146 "INTERNAL_ERROR",
8440 f9592e804834 QUIC error SERVER_BUSY renamed to CONNECTION_REFUSED in draft-29. Sergey Kandaurov <pluknet@nginx.com> parents: 8426 diff changeset	147 "CONNECTION_REFUSED",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	148 "FLOW_CONTROL_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	149 "STREAM_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	150 "STREAM_STATE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	151 "FINAL_SIZE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	152 "FRAME_ENCODING_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	153 "TRANSPORT_PARAMETER_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	154 "CONNECTION_ID_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	155 "PROTOCOL_VIOLATION",
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	156 "INVALID_TOKEN",
8426 6ea2f1daedb5 Introduced connection error APPLICATION_ERROR from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8425 diff changeset	157 "APPLICATION_ERROR",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	158 "CRYPTO_BUFFER_EXCEEDED",
8444 769d8bdeffb0 Define KEY_UPDATE_ERROR from quic-tls-24. Sergey Kandaurov <pluknet@nginx.com> parents: 8440 diff changeset	159 "KEY_UPDATE_ERROR",
8743 168cc2a0f0b6 QUIC: added error codes and messages from latest drafts. Vladimir Homutov <vl@nginx.com> parents: 8738 diff changeset	160 "AEAD_LIMIT_REACHED",
168cc2a0f0b6 QUIC: added error codes and messages from latest drafts. Vladimir Homutov <vl@nginx.com> parents: 8738 diff changeset	161 "NO_VIABLE_PATH",
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	162 };
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	163
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	164
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	165 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	166 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	167 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	168 u_char *p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	169 uint64_t value;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	170 ngx_uint_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	171
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	172 if (pos >= end) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	173 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	174 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	175
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	176 p = pos;
8636 ad7ca043edf5 QUIC: microoptimization in varint parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8634 diff changeset	177 len = 1 << (*p >> 6);
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	178
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	179 value = *p++ & 0x3f;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	180
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	181 if ((size_t)(end - p) < (len - 1)) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	182 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	183 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	184
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	185 while (--len) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	186 value = (value << 8) + *p++;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	187 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	188
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	189 *out = value;
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 p;
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_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	197 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	198 if ((size_t)(end - pos) < 1) {
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 = 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 + 1;
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_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	210 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	211 if ((size_t)(end - pos) < sizeof(uint32_t)) {
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 *value = ngx_quic_parse_uint32(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 + sizeof(uint32_t);
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 ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	222 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	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 *out = pos;
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;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	231 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	232
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	233
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	234 static u_char *
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	235 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	236 {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	237 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	238 return NULL;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	239 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	240
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	241 ngx_memcpy(dst, pos, len);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	242
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	243 return pos + len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	244 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	245
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	246
8671 5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	247 static ngx_uint_t
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	248 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	249 {
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	250 ngx_uint_t bits;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	251
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	252 bits = 0;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	253 while (value >> ((8 << bits) - 2)) {
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	254 bits++;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	255 }
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	256
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	257 return 1 << bits;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	258 }
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	259
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104). Sergey Kandaurov <pluknet@nginx.com> parents: 8657 diff changeset	260
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	261 static void
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	262 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	263 {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	264 u_char *p;
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	265 ngx_uint_t bits, len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	266
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	267 p = *pos;
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	268 bits = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	269
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	270 while (value >> ((8 << bits) - 2)) {
dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	271 bits++;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	272 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	273
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	274 len = (1 << bits);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	275
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	276 while (len--) {
dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	277 p++ = value >> (len 8);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	278 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	279
8351 dd84c9cef75b Improved ngx_quic_build_int() code and readability. Sergey Kandaurov <pluknet@nginx.com> parents: 8344 diff changeset	280 **pos \|= bits << 6;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	281 *pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	282 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	283
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 u_char *
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	286 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	287 {
8447 97adb87f149b Get rid of hardcoded numbers used for quic handshake errors. Sergey Kandaurov <pluknet@nginx.com> parents: 8444 diff changeset	288 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	289 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	290 }
8342 76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	291
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	292 if (error_code >= NGX_QUIC_ERR_LAST) {
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	293 return (u_char *) "unknown error";
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	294 }
76e8ec502c69 Fixed error descriptions. Vladimir Homutov <vl@nginx.com> parents: 8338 diff changeset	295
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	296 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	297 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	298
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	299
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	300 ngx_int_t
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	301 ngx_quic_parse_packet(ngx_quic_header_t *pkt)
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	302 {
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	303 if (!ngx_quic_long_pkt(pkt->flags)) {
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	304 pkt->level = ssl_encryption_application;
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	305
8569 a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	306 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	307 {
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	308 return NGX_DECLINED;
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	309 }
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	310
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	311 return NGX_OK;
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	312 }
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	313
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	314 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	315 return NGX_DECLINED;
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	316 }
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	317
8624 340cd26158fb QUIC: preparatory changes for multiple QUIC versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8613 diff changeset	318 if (!ngx_quic_supported_version(pkt->version)) {
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	319 return NGX_ABORT;
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	320 }
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	321
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	322 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	323 return NGX_DECLINED;
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	324 }
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	325
a6784cf32c13 QUIC: fixed handling of incorrect packets. Vladimir Homutov <vl@nginx.com> parents: 8562 diff changeset	326 return NGX_OK;
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	327 }
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	328
d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	329
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	330 static ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	331 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	332 {
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	333 u_char p, end;
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 = pkt->raw->pos;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	336 end = pkt->data + pkt->len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	337
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	338 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	339 "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	340
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	341 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	342 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	343 return NGX_ERROR;
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	344 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	345
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	346 pkt->dcid.len = dcid_len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	347
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	348 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	349 if (p == NULL) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	350 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	351 "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	352 return NGX_ERROR;
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	353 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	354
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	355 pkt->raw->pos = p;
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	356
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	357 return NGX_OK;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	358 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	359
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	360
8560 d0d3fc0697a0 QUIC: packet processing refactoring. Vladimir Homutov <vl@nginx.com> parents: 8559 diff changeset	361 static ngx_int_t
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	362 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	363 {
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	364 u_char p, end;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	365 uint8_t idlen;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	366
8559 a89a58c642ef QUIC: simplified packet header parsing. Vladimir Homutov <vl@nginx.com> parents: 8558 diff changeset	367 p = pkt->raw->pos;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	368 end = pkt->data + pkt->len;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	369
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	370 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	371 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	372 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	373 "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	374 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	375 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	376
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	377 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	378 "quic packet rx long flags:%xd version:%xD",
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	379 pkt->flags, pkt->version);
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	380
8386 81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	381 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	382 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	383 return NGX_ERROR;
8386 81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	384 }
81f85c479d7e Discard packets without fixed bit or reserved bits set. Vladimir Homutov <vl@nginx.com> parents: 8385 diff changeset	385
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	386 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	387 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	388 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	389 "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	390 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	391 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	392
8387 eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	393 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	394 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	395 "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	396 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	397 }
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	398
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	399 pkt->dcid.len = idlen;
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 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	402 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	403 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	404 "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	405 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	406 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	407
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	408 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	409 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	410 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	411 "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	412 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	413 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	414
8387 eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	415 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	416 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	417 "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	418 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	419 }
eebdda507ec3 Added tests for connection id lengths in initial packet. Vladimir Homutov <vl@nginx.com> parents: 8386 diff changeset	420
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	421 pkt->scid.len = idlen;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	422
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	423 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	424 if (p == NULL) {
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	425 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	426 "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	427 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	428 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	429
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	430 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	431
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	432 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	433 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	434
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	435
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	436 static ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	437 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	438 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	439 ngx_uint_t i;
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 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	442 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	443 return 1;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	444 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	445 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	446
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	447 return 0;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	448 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	449
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	450
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	451 static ngx_int_t
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	452 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	453 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	454 u_char p, end;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	455 uint64_t varint;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	456
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	457 p = pkt->raw->pos;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	458 end = pkt->raw->last;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	459
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	460 pkt->log->action = "parsing quic long header";
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	461
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	462 if (ngx_quic_pkt_in(pkt->flags)) {
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 if (pkt->len < NGX_QUIC_MIN_INITIAL_SIZE) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	465 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	466 "quic UDP datagram is too small for initial packet");
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	467 return NGX_DECLINED;
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	468 }
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	469
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	470 p = ngx_quic_parse_int(p, end, &varint);
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	471 if (p == NULL) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	472 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	473 "quic failed to parse token length");
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	474 return NGX_ERROR;
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	475 }
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	476
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	477 pkt->token.len = varint;
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	478
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	479 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	480 if (p == NULL) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	481 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	482 "quic packet too small to read token data");
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	483 return NGX_ERROR;
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	484 }
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	485
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	486 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	487
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	488 } else if (ngx_quic_pkt_zrtt(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	489 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	490
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	491 } else if (ngx_quic_pkt_hs(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	492 pkt->level = ssl_encryption_handshake;
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	493
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	494 } else {
8702 d4e02b3b734f QUIC: fixed indentation. Sergey Kandaurov <pluknet@nginx.com> parents: 8700 diff changeset	495 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
d4e02b3b734f QUIC: fixed indentation. Sergey Kandaurov <pluknet@nginx.com> parents: 8700 diff changeset	496 "quic bad packet type");
d4e02b3b734f QUIC: fixed indentation. Sergey Kandaurov <pluknet@nginx.com> parents: 8700 diff changeset	497 return NGX_DECLINED;
8640 46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	498 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	499
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	500 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	501 if (p == NULL) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	502 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	503 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	504 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	505
8641 fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	506 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	507 "quic packet rx %s len:%uL",
fe53def49945 QUIC: refactored long header parsing. Sergey Kandaurov <pluknet@nginx.com> parents: 8640 diff changeset	508 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	509
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	510 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	511 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	512 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	513 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	514 }
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 pkt->raw->pos = p;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	517 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	518
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	519 return NGX_OK;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	520 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	521
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	522
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	523 ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	524 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	525 ngx_str_t *dcid)
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	526 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	527 size_t len, offset;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	528
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	529 if (n == 0) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	530 goto failed;
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 (ngx_quic_long_pkt(*data)) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	534 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	535 goto failed;
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
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	538 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	539 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	540
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	541 } else {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	542 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	543 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	544 }
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 if (n < len + offset) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	547 goto failed;
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
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	550 dcid->len = len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	551 dcid->data = &data[offset];
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	552
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	553 return NGX_OK;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	554
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	555 failed:
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	556
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	557 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	558
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	559 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	560 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	561
46374c3fee3f QUIC: sorted header parsing functions in order of appearance. Sergey Kandaurov <pluknet@nginx.com> parents: 8636 diff changeset	562
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	563 size_t
8522 fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	564 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	565 {
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	566 u_char p, start;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	567 ngx_uint_t i;
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 = start = out;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	570
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	571 *p++ = pkt->flags;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	572
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	573 /*
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	574 * The Version field of a Version Negotiation packet
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	575 * MUST be set to 0x00000000
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	576 */
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	577 p = ngx_quic_write_uint32(p, 0);
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 *p++ = pkt->dcid.len;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	580 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	581
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	582 *p++ = pkt->scid.len;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	583 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	584
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	585 for (i = 0; i < NGX_QUIC_NVERSIONS; i++) {
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	586 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	587 }
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	588
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	589 return p - start;
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	590 }
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	591
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	592
fc89d02bdca2 QUIC: added version negotiation support. Vladimir Homutov <vl@nginx.com> parents: 8499 diff changeset	593 size_t
8642 05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	594 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	595 u_char **pnp)
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	596 {
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	597 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	598 ? 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	599 : 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	600 }
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	601
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	602
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	603 static size_t
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	604 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	605 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	606 {
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	607 u_char p, start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	608
8594 ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	609 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	610 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	611 + 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	612 + (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	613 }
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	614
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	615 p = start = out;
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 *p++ = pkt->flags;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	618
8624 340cd26158fb QUIC: preparatory changes for multiple QUIC versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8613 diff changeset	619 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	620
8344 e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	621 *p++ = pkt->dcid.len;
e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	622 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	623
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	624 *p++ = pkt->scid.len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	625 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	626
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	627 if (pkt->level == ssl_encryption_initial) {
8593 d8a0bb1e85bf QUIC: simplified ngx_quic_create_long_header(). Sergey Kandaurov <pluknet@nginx.com> parents: 8589 diff changeset	628 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	629 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	630
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	631 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	632
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	633 *pnp = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	634
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	635 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	636 case 1:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	637 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	638 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	639 case 2:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	640 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	641 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	642 case 3:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	643 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	644 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	645 case 4:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	646 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	647 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	648 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	649
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	650 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	651 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	652
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	653
8642 05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c. Sergey Kandaurov <pluknet@nginx.com> parents: 8641 diff changeset	654 static size_t
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	655 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	656 size_t pkt_len, u_char **pnp)
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	657 {
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	658 u_char p, start;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	659
8594 ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	660 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	661 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	662 }
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers. Sergey Kandaurov <pluknet@nginx.com> parents: 8593 diff changeset	663
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	664 p = start = out;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	665
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	666 *p++ = pkt->flags;
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	667
8344 e0abe17a2878 Removed source/destination swap from the function creating header. Vladimir Homutov <vl@nginx.com> parents: 8342 diff changeset	668 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	669
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	670 *pnp = p;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	671
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	672 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	673 case 1:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	674 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	675 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	676 case 2:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	677 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	678 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	679 case 3:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	680 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	681 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	682 case 4:
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	683 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	684 break;
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8308 diff changeset	685 }
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	686
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	687 return p - start;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	688 }
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	689
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8277 diff changeset	690
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	691 size_t
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	692 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	693 u_char **start)
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 u_char *p;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	696
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	697 p = out;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	698
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	699 *p++ = pkt->odcid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	700 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	701
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	702 *start = p;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	703
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	704 *p++ = 0xff;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	705
8624 340cd26158fb QUIC: preparatory changes for multiple QUIC versions support. Sergey Kandaurov <pluknet@nginx.com> parents: 8613 diff changeset	706 p = ngx_quic_write_uint32(p, pkt->version);
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	707
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	708 *p++ = pkt->dcid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	709 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	710
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	711 *p++ = pkt->scid.len;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	712 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	713
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	714 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	715
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	716 return p - out;
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	717 }
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	718
7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	719
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	720 #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	721 #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	722 #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	723
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	724 ssize_t
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	725 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	726 ngx_quic_frame_t *f)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	727 {
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	728 u_char *p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	729 uint64_t varint;
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	730 ngx_buf_t *b;
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	731 ngx_uint_t i;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	732
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	733 b = f->data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	734
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	735 p = start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	736
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	737 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	738 if (p == NULL) {
8385 fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	739 pkt->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR;
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	740 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8702 d4e02b3b734f QUIC: fixed indentation. Sergey Kandaurov <pluknet@nginx.com> parents: 8700 diff changeset	741 "quic failed to obtain quic frame type");
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	742 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	743 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	744
8757 dcc57827098d QUIC: fixed parsing of unknown frame types. Vladimir Homutov <vl@nginx.com> parents: 8755 diff changeset	745 if (varint > NGX_QUIC_FT_LAST) {
dcc57827098d QUIC: fixed parsing of unknown frame types. Vladimir Homutov <vl@nginx.com> parents: 8755 diff changeset	746 pkt->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR;
dcc57827098d QUIC: fixed parsing of unknown frame types. Vladimir Homutov <vl@nginx.com> parents: 8755 diff changeset	747 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
dcc57827098d QUIC: fixed parsing of unknown frame types. Vladimir Homutov <vl@nginx.com> parents: 8755 diff changeset	748 "quic unknown frame type 0x%xL", varint);
dcc57827098d QUIC: fixed parsing of unknown frame types. Vladimir Homutov <vl@nginx.com> parents: 8755 diff changeset	749 return NGX_ERROR;
dcc57827098d QUIC: fixed parsing of unknown frame types. Vladimir Homutov <vl@nginx.com> parents: 8755 diff changeset	750 }
dcc57827098d QUIC: fixed parsing of unknown frame types. Vladimir Homutov <vl@nginx.com> parents: 8755 diff changeset	751
8242 83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	752 f->type = varint;
83a78cca8bce Fixed build. Sergey Kandaurov <pluknet@nginx.com> parents: 8241 diff changeset	753
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	754 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	755 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	756 return NGX_ERROR;
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	757 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	758
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	759 switch (f->type) {
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	760
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	761 case NGX_QUIC_FT_CRYPTO:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	762
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	763 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	764 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	765 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	766 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	767
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	768 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	769 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	770 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	771 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	772
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	773 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	774 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	775 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	776 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	777
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	778 b->last = p;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	779
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	780 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	781
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	782 case NGX_QUIC_FT_PADDING:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	783
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	784 while (p < end && *p == NGX_QUIC_FT_PADDING) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	785 p++;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	786 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	787
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	788 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	789
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	790 case NGX_QUIC_FT_ACK:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	791 case NGX_QUIC_FT_ACK_ECN:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	792
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	793 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	794 && (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	795 && (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	796 && (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	797 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	798 goto error;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	799 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	800
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	801 b->pos = p;
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	802
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	803 /* process all ranges to get bounds, values are ignored */
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	804 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	805
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	806 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	807 if (p) {
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	808 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	809 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	810
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	811 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	812 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	813 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	814 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	815
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	816 b->last = p;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	817
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	818 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	819
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	820 if (f->type == NGX_QUIC_FT_ACK_ECN) {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	821
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	822 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	823 && (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	824 && (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	825 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	826 goto error;
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	827 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	828
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	829 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	830 "quic ACK ECN counters ect0:%uL ect1:%uL ce:%uL",
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	831 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	832 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	833
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	834 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	835
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	836 case NGX_QUIC_FT_PING:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	837 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	838
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	839 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	840
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	841 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	842 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	843 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	844 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	845
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	846 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	847 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	848 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	849 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	850
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	851 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	852 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	853 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	854
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	855 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	856 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	857 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	858 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	859
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	860 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	861 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	862 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	863
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	864 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	865 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	866 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	867 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	868
8562 b31c02454539 QUIC: added stateless reset support. Vladimir Homutov <vl@nginx.com> parents: 8560 diff changeset	869 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	870 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	871 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	872 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	873
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	874 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	875
8537 88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	876 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	877
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	878 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	879 if (p == NULL) {
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	880 goto error;
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	881 }
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	882
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	883 break;
88676e7f4449 QUIC: style. Vladimir Homutov <vl@nginx.com> parents: 8533 diff changeset	884
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	885 case NGX_QUIC_FT_CONNECTION_CLOSE:
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	886 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	887
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	888 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	889 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	890 goto error;
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	891 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	892
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	893 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	894 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	895 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	896 goto error;
8256 0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE. Sergey Kandaurov <pluknet@nginx.com> parents: 8255 diff changeset	897 }
8250 8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	898 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames. Vladimir Homutov <vl@nginx.com> parents: 8249 diff changeset	899
8254 856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	900 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	901 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	902 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	903 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	904
8254 856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	905 f->u.close.reason.len = varint;
856d5a2de258 Fixed build with macOS's long long abomination. Sergey Kandaurov <pluknet@nginx.com> parents: 8251 diff changeset	906
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	907 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	908 &f->u.close.reason.data);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	909 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	910 goto error;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	911 }
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	912
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	913 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	914
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	915 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	916 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	917 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	918 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	919 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	920 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	921 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	922 case NGX_QUIC_FT_STREAM7:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	923
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	924 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	925
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	926 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	927 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	928 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	929
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	930 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	931 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	932 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	933 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	934
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	935 if (f->type & 0x04) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	936 p = ngx_quic_parse_int(p, end, &f->u.stream.offset);
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	937 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	938 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	939 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	940
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	941 } else {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	942 f->u.stream.offset = 0;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	943 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	944
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	945 if (f->type & 0x02) {
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	946 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	947 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	948 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	949 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	950
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	951 } else {
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	952 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	953 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	954
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	955 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	956 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	957 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	958 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	959
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	960 b->last = p;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	961 break;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	962
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	963 case NGX_QUIC_FT_MAX_DATA:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	964
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	965 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	966 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	967 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	968 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	969
8237 ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	970 break;
ff540f13d95d MAX_DATA frame parser/handler. Sergey Kandaurov <pluknet@nginx.com> parents: 8236 diff changeset	971
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	972 case NGX_QUIC_FT_RESET_STREAM:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	973
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	974 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	975 && (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	976 && (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	977 &f->u.reset_stream.final_size))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	978 {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	979 goto error;
8240 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
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	982 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	983
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	984 case NGX_QUIC_FT_STOP_SENDING:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	985
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	986 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	987 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	988 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	989 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	990
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	991 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	992 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	993 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	994 }
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	995
8231 78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	996 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	997
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	998 case NGX_QUIC_FT_STREAMS_BLOCKED:
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	999 case NGX_QUIC_FT_STREAMS_BLOCKED2:
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	1000
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	1001 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	1002 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1003 goto error;
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	1004 }
8236 d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	1005
8758 17492dfd4744 QUIC: added missing checks for limits in stream frames parsing. Vladimir Homutov <vl@nginx.com> parents: 8757 diff changeset	1006 if (f->u.streams_blocked.limit > 0x1000000000000000) {
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing. Vladimir Homutov <vl@nginx.com> parents: 8757 diff changeset	1007 goto error;
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing. Vladimir Homutov <vl@nginx.com> parents: 8757 diff changeset	1008 }
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing. Vladimir Homutov <vl@nginx.com> parents: 8757 diff changeset	1009
8240 1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	1010 f->u.streams_blocked.bidi =
1f002206a59b Added boundaries checks into frame parser. Vladimir Homutov <vl@nginx.com> parents: 8237 diff changeset	1011 (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	1012 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames. Vladimir Homutov <vl@nginx.com> parents: 8235 diff changeset	1013
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1014 case NGX_QUIC_FT_MAX_STREAMS:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1015 case NGX_QUIC_FT_MAX_STREAMS2:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1016
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1017 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	1018 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1019 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1020 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1021
8758 17492dfd4744 QUIC: added missing checks for limits in stream frames parsing. Vladimir Homutov <vl@nginx.com> parents: 8757 diff changeset	1022 if (f->u.max_streams.limit > 0x1000000000000000) {
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing. Vladimir Homutov <vl@nginx.com> parents: 8757 diff changeset	1023 goto error;
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing. Vladimir Homutov <vl@nginx.com> parents: 8757 diff changeset	1024 }
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing. Vladimir Homutov <vl@nginx.com> parents: 8757 diff changeset	1025
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1026 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	1027
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1028 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1029
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1030 case NGX_QUIC_FT_MAX_STREAM_DATA:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1031
8357 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.max_stream_data.id);
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1033 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1034 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1035 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1036
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1037 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	1038 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1039 goto error;
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
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1042 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1043
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1044 case NGX_QUIC_FT_DATA_BLOCKED:
8257 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 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	1047 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1048 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1049 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1050
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1051 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1052
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1053 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1054
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1055 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	1056 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1057 goto error;
8357 05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1058 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1059
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function. Vladimir Homutov <vl@nginx.com> parents: 8356 diff changeset	1060 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	1061 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1062 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1063 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1064
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1065 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1066
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1067 case NGX_QUIC_FT_PATH_CHALLENGE:
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1068
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1069 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	1070 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1071 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1072 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1073
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1074 break;
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1075
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1076 case NGX_QUIC_FT_PATH_RESPONSE:
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1077
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1078 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	1079 if (p == NULL) {
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1080 goto error;
8257 085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1081 }
085fd6e68367 Implemented parsing of remaining frame types. Vladimir Homutov <vl@nginx.com> parents: 8256 diff changeset	1082
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1083 break;
c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1084
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1085 default:
8275 19660929e8ff Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8273 diff changeset	1086 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1087 "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	1088 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1089 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1090
8604 b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1091 f->level = pkt->level;
b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1092
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1093 return p - start;
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8250 diff changeset	1094
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1095 error:
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1096
8385 fb7422074258 Added generation of CC frames with error on connection termination. Vladimir Homutov <vl@nginx.com> parents: 8384 diff changeset	1097 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	1098
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1099 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	1100 "quic failed to parse frame type:0x%xi", f->type);
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1101
336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1102 return NGX_ERROR;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1103 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1104
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1105
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1106 static ngx_int_t
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1107 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	1108 {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1109 uint8_t ptype;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1110
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1111 /* 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	1112 static uint8_t ngx_quic_frame_masks[] = {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1113 /* PADDING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1114 /* PING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1115 /* ACK */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1116 /* ACK_ECN */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1117 /* RESET_STREAM */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1118 /* STOP_SENDING */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1119 /* CRYPTO */ 0xD,
8424 c70446e3d771 Treat receipt of NEW_TOKEN as connection error PROTOCOL_VIOLATION. Sergey Kandaurov <pluknet@nginx.com> parents: 8422 diff changeset	1120 /* 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	1121 /* STREAM0 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1122 /* STREAM1 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1123 /* STREAM2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1124 /* STREAM3 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1125 /* STREAM4 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1126 /* STREAM5 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1127 /* STREAM6 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1128 /* STREAM7 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1129 /* MAX_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1130 /* MAX_STREAM_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1131 /* MAX_STREAMS */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1132 /* MAX_STREAMS2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1133 /* DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1134 /* STREAM_DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1135 /* STREAMS_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1136 /* STREAMS_BLOCKED2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1137 /* NEW_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1138 /* RETIRE_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1139 /* PATH_CHALLENGE */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1140 /* 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	1141 /* 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	1142 /* CONNECTION_CLOSE2 */ 0x3,
8370 262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1143 /* HANDSHAKE_DONE / 0x0, / only sent by server */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1144 };
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1145
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1146 if (ngx_quic_long_pkt(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 if (ngx_quic_pkt_in(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1149 ptype = 8; /* initial */
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 } 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	1152 ptype = 4; /* handshake */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1153
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1154 } else {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1155 ptype = 2; /* zero-rtt */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1156 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1157
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1158 } else {
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1159 ptype = 1; /* application data */
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1160 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1161
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1162 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	1163 return NGX_OK;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1164 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1165
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1166 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	1167 "quic frame type 0x%xi is not "
8478 d2f716e668e8 Fixed format specifiers. Sergey Kandaurov <pluknet@nginx.com> parents: 8470 diff changeset	1168 "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	1169 frame_type, pkt->flags);
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1170
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1171 return NGX_DECLINED;
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1172 }
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1173
262396242352 Reworked macros for parsing/assembling packet types. Vladimir Homutov <vl@nginx.com> parents: 8361 diff changeset	1174
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1175 ssize_t
8604 b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1176 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	1177 uint64_t gap, uint64_t range)
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1178 {
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1179 u_char *p;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1180
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1181 p = start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1182
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1183 p = ngx_quic_parse_int(p, end, gap);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1184 if (p == NULL) {
8604 b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1185 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1186 "quic failed to parse ack frame gap");
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1187 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1188 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1189
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1190 p = ngx_quic_parse_int(p, end, range);
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1191 if (p == NULL) {
8604 b3d9e57d0f62 QUIC: single function for frame debug logging. Vladimir Homutov <vl@nginx.com> parents: 8596 diff changeset	1192 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1193 "quic failed to parse ack frame range");
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1194 return NGX_ERROR;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1195 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1196
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1197 return p - start;
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1198 }
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1199
1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1200
8613 867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1201 size_t
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1202 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	1203 {
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1204 size_t len;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1205 u_char *start;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1206
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1207 if (p == NULL) {
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1208 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	1209 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	1210 return len;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1211 }
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1212
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1213 start = p;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1214
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1215 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	1216 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	1217
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1218 return p - start;
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1219 }
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1220
867c189f875d QUIC: unified range format for rx and tx ACK frames. Roman Arutyunyan <arut@nginx.com> parents: 8609 diff changeset	1221
8326 1cdd53532309 ACK ranges processing. Vladimir Homutov <vl@nginx.com> parents: 8323 diff changeset	1222 ssize_t
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1223 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	1224 {
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1225 /*
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1226 * QUIC-recovery, section 2:
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1227 *
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1228 * 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	1229 * CONNECTION_CLOSE are considered ack-eliciting.
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1230 */
e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1231 f->need_ack = 1;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1232
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1233 switch (f->type) {
8698 9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1234 case NGX_QUIC_FT_PING:
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1235 return ngx_quic_create_ping(p);
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1236
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1237 case NGX_QUIC_FT_ACK:
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1238 f->need_ack = 0;
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1239 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	1240
8703 d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1241 case NGX_QUIC_FT_RESET_STREAM:
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1242 return ngx_quic_create_reset_stream(p, &f->u.reset_stream);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1243
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1244 case NGX_QUIC_FT_STOP_SENDING:
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1245 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	1246
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1247 case NGX_QUIC_FT_CRYPTO:
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1248 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	1249
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1250 case NGX_QUIC_FT_HANDSHAKE_DONE:
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1251 return ngx_quic_create_hs_done(p);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1252
8384 52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1253 case NGX_QUIC_FT_NEW_TOKEN:
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1254 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	1255
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1256 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1257 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1258 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1259 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1260 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1261 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1262 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1263 case NGX_QUIC_FT_STREAM7:
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1264 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	1265
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1266 case NGX_QUIC_FT_CONNECTION_CLOSE:
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	1267 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1268 f->need_ack = 0;
8692 0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	1269 return ngx_quic_create_close(p, f);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1270
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1271 case NGX_QUIC_FT_MAX_STREAMS:
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1272 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	1273
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1274 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	1275 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	1276
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1277 case NGX_QUIC_FT_MAX_DATA:
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1278 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	1279
8738 47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1280 case NGX_QUIC_FT_PATH_CHALLENGE:
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1281 return ngx_quic_create_path_challenge(p, &f->u.path_challenge);
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1282
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1283 case NGX_QUIC_FT_PATH_RESPONSE:
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1284 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	1285
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1286 case NGX_QUIC_FT_NEW_CONNECTION_ID:
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1287 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	1288
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1289 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1290 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	1291
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1292 default:
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1293 /* BUG: unsupported frame type generated */
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1294 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1295 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1296 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1297
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1298
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1299 static size_t
8698 9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1300 ngx_quic_create_ping(u_char *p)
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1301 {
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1302 u_char *start;
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1303
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1304 if (p == NULL) {
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1305 return ngx_quic_varint_len(NGX_QUIC_FT_PING);
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1306 }
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1307
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1308 start = p;
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1309
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1310 ngx_quic_build_int(&p, NGX_QUIC_FT_PING);
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1311
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1312 return p - start;
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1313 }
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1314
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1315
9ed95726b99b QUIC: send PING frames on PTO expiration. Roman Arutyunyan <arut@nginx.com> parents: 8692 diff changeset	1316 static size_t
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1317 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	1318 {
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1319 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1320 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1321 ngx_buf_t *b;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1322
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1323 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1324 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	1325 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	1326 len += ngx_quic_varint_len(ack->delay);
8596 38c7dd720774 QUIC: added ACK frame range support. Vladimir Homutov <vl@nginx.com> parents: 8594 diff changeset	1327 len += ngx_quic_varint_len(ack->range_count);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1328 len += ngx_quic_varint_len(ack->first_range);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1329 len += ack->ranges_length;
8596 38c7dd720774 QUIC: added ACK frame range support. Vladimir Homutov <vl@nginx.com> parents: 8594 diff changeset	1330
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1331 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1332 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1333
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1334 start = p;
d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1335
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1336 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	1337 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	1338 ngx_quic_build_int(&p, ack->delay);
8596 38c7dd720774 QUIC: added ACK frame range support. Vladimir Homutov <vl@nginx.com> parents: 8594 diff changeset	1339 ngx_quic_build_int(&p, ack->range_count);
8308 e10b4c61420f Implemented retransmission and retransmit queue. Vladimir Homutov <vl@nginx.com> parents: 8307 diff changeset	1340 ngx_quic_build_int(&p, ack->first_range);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1341
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1342 while (ranges) {
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1343 b = ranges->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1344 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1345 ranges = ranges->next;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1346 }
8596 38c7dd720774 QUIC: added ACK frame range support. Vladimir Homutov <vl@nginx.com> parents: 8594 diff changeset	1347
8244 d60205f37f5a Fixed ACKs to packet numbers greater than 63. Roman Arutyunyan <arut@nginx.com> parents: 8243 diff changeset	1348 return p - start;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1349 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1350
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1351
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1352 static size_t
8703 d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1353 ngx_quic_create_reset_stream(u_char p, ngx_quic_reset_stream_frame_t rs)
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1354 {
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1355 size_t len;
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1356 u_char *start;
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1357
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1358 if (p == NULL) {
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1359 len = ngx_quic_varint_len(NGX_QUIC_FT_RESET_STREAM);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1360 len += ngx_quic_varint_len(rs->id);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1361 len += ngx_quic_varint_len(rs->error_code);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1362 len += ngx_quic_varint_len(rs->final_size);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1363 return len;
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1364 }
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1365
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1366 start = p;
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1367
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1368 ngx_quic_build_int(&p, NGX_QUIC_FT_RESET_STREAM);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1369 ngx_quic_build_int(&p, rs->id);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1370 ngx_quic_build_int(&p, rs->error_code);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1371 ngx_quic_build_int(&p, rs->final_size);
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1372
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1373 return p - start;
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1374 }
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1375
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1376
d710c457171c QUIC: added ability to reset a stream. Sergey Kandaurov <pluknet@nginx.com> parents: 8702 diff changeset	1377 static size_t
8528 97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1378 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	1379 {
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1380 size_t len;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1381 u_char *start;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1382
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1383 if (p == NULL) {
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1384 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	1385 len += ngx_quic_varint_len(ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1386 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	1387 return len;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1388 }
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1389
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1390 start = p;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1391
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1392 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	1393 ngx_quic_build_int(&p, ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1394 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	1395
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1396 return p - start;
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1397 }
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1398
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 diff changeset	1399
97da6521657c QUIC: send STOP_SENDING on stream closure. Roman Arutyunyan <arut@nginx.com> parents: 8525 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_crypto(u_char p, ngx_quic_crypto_frame_t crypto,
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(NGX_QUIC_FT_CRYPTO);
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1410 len += ngx_quic_varint_len(crypto->offset);
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1411 len += ngx_quic_varint_len(crypto->length);
167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1412 len += crypto->length;
8224 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 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1415 }
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 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1418
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1419 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	1420 ngx_quic_build_int(&p, crypto->offset);
8333 167d32476737 Crypto buffer frames reordering. Vladimir Homutov <vl@nginx.com> parents: 8326 diff changeset	1421 ngx_quic_build_int(&p, crypto->length);
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1422
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1423 while (data) {
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1424 b = data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1425 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1426 data = data->next;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1427 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1428
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1429 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1430 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1431
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 static size_t
8273 cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1434 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	1435 {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1436 u_char *start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1437
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1438 if (p == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1439 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	1440 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1441
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1442 start = p;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1443
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1444 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	1445
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1446 return p - start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1447 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1448
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1449
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake. Vladimir Homutov <vl@nginx.com> parents: 8269 diff changeset	1450 static size_t
8384 52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1451 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	1452 {
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1453 size_t len;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1454 u_char *start;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1455
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1456 if (p == NULL) {
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1457 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	1458 len += ngx_quic_varint_len(token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1459 len += token->length;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1460
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1461 return len;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1462 }
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1463
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1464 start = p;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1465
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1466 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	1467 ngx_quic_build_int(&p, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1468 p = ngx_cpymem(p, token->data, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1469
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1470 return p - start;
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1471 }
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1472
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1473
52d0c4832570 Address validation using NEW_TOKEN frame. Sergey Kandaurov <pluknet@nginx.com> parents: 8383 diff changeset	1474 static size_t
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1475 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	1476 ngx_chain_t *data)
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1477 {
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1478 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1479 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1480 ngx_buf_t *b;
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1481
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1482 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1483 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	1484
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1485 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1486 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	1487 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1488
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1489 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	1490
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1491 /* 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	1492 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	1493
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1494 len += sf->length;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1495
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1496 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1497 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1498
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1499 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1500
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1501 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	1502 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	1503
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1504 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1505 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	1506 }
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1507
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1508 /* 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	1509 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	1510
8657 2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1511 while (data) {
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1512 b = data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1513 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1514 data = data->next;
2dfc5ef29973 QUIC: introduced QUIC buffers. Roman Arutyunyan <arut@nginx.com> parents: 8651 diff changeset	1515 }
8224 ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1516
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1517 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1518 }
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1519
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1520
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	1521 static size_t
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1522 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	1523 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1524 size_t len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1525 u_char *start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1526 ngx_uint_t type;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1527
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1528 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	1529
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1530 if (p == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1531 len = ngx_quic_varint_len(type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1532 len += ngx_quic_varint_len(ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1533 return len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1534 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1535
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1536 start = p;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1537
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1538 ngx_quic_build_int(&p, type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1539 ngx_quic_build_int(&p, ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1540
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1541 return p - start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1542 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1543
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	1544
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1545 static ngx_int_t
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1546 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	1547 ngx_quic_tp_t *dst)
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 uint64_t varint;
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1550 ngx_str_t str;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1551
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1552 varint = 0;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1553 ngx_str_null(&str);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1554
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1555 switch (id) {
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_DISABLE_ACTIVE_MIGRATION:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1558 /* zero-length option */
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1559 if (end - p != 0) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1560 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1561 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1562 dst->disable_active_migration = 1;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1563 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1564
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1565 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	1566 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	1567 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1568 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	1569 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	1570 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	1571 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1572 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1573 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1574 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1575 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
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 p = ngx_quic_parse_int(p, end, &varint);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1578 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1579 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1580 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1581 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1582
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1583 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1584
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1585 str.len = end - p;
8582 b95aa1cb8f98 QUIC: fixed dead store assignment. Sergey Kandaurov <pluknet@nginx.com> parents: 8569 diff changeset	1586 str.data = p;
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1587 break;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1588
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1589 default:
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1590 return NGX_DECLINED;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1591 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1592
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1593 switch (id) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1594
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1595 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1596 dst->max_idle_timeout = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1597 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1598
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1599 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	1600 dst->max_udp_payload_size = varint;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1601 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1602
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1603 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1604 dst->initial_max_data = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1605 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1606
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1607 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	1608 dst->initial_max_stream_data_bidi_local = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1609 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1610
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1611 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	1612 dst->initial_max_stream_data_bidi_remote = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1613 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1614
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1615 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	1616 dst->initial_max_stream_data_uni = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1617 break;
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 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1620 dst->initial_max_streams_bidi = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1621 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1622
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1623 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1624 dst->initial_max_streams_uni = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1625 break;
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 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1628 dst->ack_delay_exponent = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1629 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1630
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1631 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1632 dst->max_ack_delay = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1633 break;
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 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1636 dst->active_connection_id_limit = varint;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1637 break;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1638
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1639 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1640 dst->initial_scid = str;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1641 break;
6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1642
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1643 default:
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1644 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1645 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1646
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1647 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1648 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1649
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1650
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1651 ngx_int_t
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1652 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	1653 ngx_log_t *log)
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1654 {
8356 42198f77ac85 Removed support of drafts older than currently latest 27. Vladimir Homutov <vl@nginx.com> parents: 8351 diff changeset	1655 uint64_t id, len;
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1656 ngx_int_t rc;
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1657
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1658 while (p < end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1659 p = ngx_quic_parse_int(p, end, &id);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1660 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1661 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1662 "quic failed to parse transport param id");
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1663 return NGX_ERROR;
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
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1666 switch (id) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1667 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	1668 case NGX_QUIC_TP_PREFERRED_ADDRESS:
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1669 case NGX_QUIC_TP_RETRY_SCID:
8562 b31c02454539 QUIC: added stateless reset support. Vladimir Homutov <vl@nginx.com> parents: 8560 diff changeset	1670 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	1671 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	1672 "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	1673 " id:0x%xL", id);
8414 49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1674 return NGX_ERROR;
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1675 }
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR. Sergey Kandaurov <pluknet@nginx.com> parents: 8391 diff changeset	1676
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1677 p = ngx_quic_parse_int(p, end, &len);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1678 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1679 ngx_log_error(NGX_LOG_INFO, log, 0,
8702 d4e02b3b734f QUIC: fixed indentation. Sergey Kandaurov <pluknet@nginx.com> parents: 8700 diff changeset	1680 "quic failed to parse"
d4e02b3b734f QUIC: fixed indentation. Sergey Kandaurov <pluknet@nginx.com> parents: 8700 diff changeset	1681 " transport param id:0x%xL length", id);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1682 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1683 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1684
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1685 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	1686
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1687 if (rc == NGX_ERROR) {
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1688 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1689 "quic failed to parse"
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1690 " transport param id:0x%xL data", id);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1691 return NGX_ERROR;
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
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1694 if (rc == NGX_DECLINED) {
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1695 ngx_log_error(NGX_LOG_INFO, log, 0,
8699 e24e5650d7b4 QUIC: distinguish reserved transport parameters in logging. Vladimir Homutov <vl@nginx.com> parents: 8698 diff changeset	1696 "quic %s transport param id:0x%xL, skipped",
e24e5650d7b4 QUIC: distinguish reserved transport parameters in logging. Vladimir Homutov <vl@nginx.com> parents: 8698 diff changeset	1697 (id % 31 == 27) ? "reserved" : "unknown", id);
8262 66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1698 }
66f59c67adf4 Skip unknown transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8261 diff changeset	1699
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1700 p += len;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1701 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1702
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1703 if (p != end) {
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1704 ngx_log_error(NGX_LOG_INFO, log, 0,
8361 336d527ca031 Error messages cleanup. Vladimir Homutov <vl@nginx.com> parents: 8360 diff changeset	1705 "quic trailing garbage in"
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1706 " transport parameters: bytes:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1707 end - p);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1708 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1709 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1710
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1711 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1712 "quic transport parameters parsed ok");
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1713
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1714 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1715 "quic tp disable active migration: %ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1716 tp->disable_active_migration);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1717
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1718 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	1719 tp->max_idle_timeout);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1720
8415 125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28. Sergey Kandaurov <pluknet@nginx.com> parents: 8414 diff changeset	1721 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	1722 "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	1723 tp->max_udp_payload_size);
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1724
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1725 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	1726 tp->initial_max_data);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1727
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1728 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	1729 "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	1730 tp->initial_max_stream_data_bidi_local);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1731
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1732 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	1733 "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	1734 tp->initial_max_stream_data_bidi_remote);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1735
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1736 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	1737 "quic tp max_stream_data_uni:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1738 tp->initial_max_stream_data_uni);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1739
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1740 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	1741 "quic tp initial_max_streams_bidi:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1742 tp->initial_max_streams_bidi);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1743
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1744 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	1745 "quic tp initial_max_streams_uni:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1746 tp->initial_max_streams_uni);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1747
8359 2f900ae486bc Debug cleanup. Vladimir Homutov <vl@nginx.com> parents: 8358 diff changeset	1748 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	1749 "quic tp ack_delay_exponent:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1750 tp->ack_delay_exponent);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1751
8605 eed49b83e18f QUIC: revised value separators in debug and error messages. Vladimir Homutov <vl@nginx.com> parents: 8604 diff changeset	1752 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	1753 tp->max_ack_delay);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1754
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1755 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	1756 "quic tp active_connection_id_limit:%ui",
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1757 tp->active_connection_id_limit);
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1758
8651 dbad2d6d1898 QUIC: removed ngx_quic_hexdump() macro. Vladimir Homutov <vl@nginx.com> parents: 8642 diff changeset	1759 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	1760 "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	1761 tp->initial_scid.len, &tp->initial_scid);
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1762
8260 f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1763 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1764 }
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1765
f388c0ad3477 Added processing of client transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8257 diff changeset	1766
8266 f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1767 static size_t
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1768 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	1769 {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1770 size_t len;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1771 u_char *start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1772
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1773 if (p == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1774 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	1775 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	1776 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	1777 return len;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1778 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1779
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1780 start = p;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1781
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1782 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	1783 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	1784 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	1785
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1786 return p - start;
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1787 }
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1788
f92e583fc256 Better flow control and buffering for QUIC streams. Roman Arutyunyan <arut@nginx.com> parents: 8264 diff changeset	1789
8338 0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1790 static size_t
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1791 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	1792 {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1793 size_t len;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1794 u_char *start;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1795
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1796 if (p == NULL) {
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1797 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	1798 len += ngx_quic_varint_len(md->max_data);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1799 return len;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1800 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1801
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1802 start = p;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1803
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1804 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	1805 ngx_quic_build_int(&p, md->max_data);
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1806
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1807 return p - start;
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1808 }
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1809
0f9e9786b90d Added primitive flow control mechanisms. Vladimir Homutov <vl@nginx.com> parents: 8333 diff changeset	1810
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1811 static size_t
8738 47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1812 ngx_quic_create_path_challenge(u_char p, ngx_quic_path_challenge_frame_t pc)
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1813 {
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1814 size_t len;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1815 u_char *start;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1816
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1817 if (p == NULL) {
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1818 len = ngx_quic_varint_len(NGX_QUIC_FT_PATH_CHALLENGE);
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1819 len += sizeof(pc->data);
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1820 return len;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1821 }
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1822
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1823 start = p;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1824
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1825 ngx_quic_build_int(&p, NGX_QUIC_FT_PATH_CHALLENGE);
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1826 p = ngx_cpymem(p, &pc->data, sizeof(pc->data));
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1827
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1828 return p - start;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1829 }
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1830
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1831
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation. Vladimir Homutov <vl@nginx.com> parents: 8710 diff changeset	1832 static size_t
8531 4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1833 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	1834 {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1835 size_t len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1836 u_char *start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1837
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1838 if (p == NULL) {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1839 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	1840 len += sizeof(pc->data);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1841 return len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1842 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1843
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1844 start = p;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1845
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1846 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	1847 p = ngx_cpymem(p, &pc->data, sizeof(pc->data));
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1848
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1849 return p - start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1850 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1851
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame. Roman Arutyunyan <arut@nginx.com> parents: 8528 diff changeset	1852
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1853 static size_t
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1854 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	1855 {
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1856 size_t len;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1857 u_char *start;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1858
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1859 if (p == NULL) {
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1860 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	1861 len += ngx_quic_varint_len(ncid->seqnum);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1862 len += ngx_quic_varint_len(ncid->retire);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1863 len++;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1864 len += ncid->len;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1865 len += NGX_QUIC_SR_TOKEN_LEN;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1866 return len;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1867 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1868
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1869 start = p;
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 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	1872 ngx_quic_build_int(&p, ncid->seqnum);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1873 ngx_quic_build_int(&p, ncid->retire);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1874 *p++ = ncid->len;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1875 p = ngx_cpymem(p, ncid->cid, ncid->len);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1876 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	1877
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1878 return p - start;
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1879 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1880
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1881
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1882 static size_t
8538 3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1883 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	1884 ngx_quic_retire_cid_frame_t *rcid)
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1885 {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1886 size_t len;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1887 u_char *start;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1888
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1889 if (p == NULL) {
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1890 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	1891 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	1892 return len;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1893 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1894
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1895 start = p;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1896
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1897 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	1898 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	1899
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1900 return p - start;
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1901 }
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1902
3afaaaa930ab QUIC: added support for multiple connection IDs. Vladimir Homutov <vl@nginx.com> parents: 8537 diff changeset	1903
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1904 ssize_t
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1905 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	1906 size_t *clen)
8247 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 u_char *p;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1909 size_t len;
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 #define ngx_quic_tp_len(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1912 ngx_quic_varint_len(id) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1913 + ngx_quic_varint_len(value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1914 + ngx_quic_varint_len(ngx_quic_varint_len(value))
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1915
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1916 #define ngx_quic_tp_vint(id, value) \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1917 do { \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1918 ngx_quic_build_int(&p, id); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1919 ngx_quic_build_int(&p, ngx_quic_varint_len(value)); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1920 ngx_quic_build_int(&p, value); \
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1921 } while (0)
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1922
8416 78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1923 #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	1924 ngx_quic_varint_len(id) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1925 + ngx_quic_varint_len(value.len) \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1926 + value.len
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1927
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1928 #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	1929 do { \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1930 ngx_quic_build_int(&p, id); \
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1931 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	1932 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	1933 } while (0)
78e362f0b081 Introduced macros for building length-value transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8415 diff changeset	1934
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1935 p = pos;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1936
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1937 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	1938
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1939 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	1940 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1941
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1942 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	1943 tp->initial_max_streams_bidi);
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 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	1946 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1947
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1948 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	1949 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1950
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1951 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	1952 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1953
8277 50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1954 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	1955 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	1956
8700 75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1957 len += ngx_quic_tp_len(NGX_QUIC_TP_MAX_UDP_PAYLOAD_SIZE,
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1958 tp->max_udp_payload_size);
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1959
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1960 if (tp->disable_active_migration) {
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1961 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	1962 len += ngx_quic_varint_len(0);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1963 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	1964
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1965 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	1966 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	1967
8700 75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1968 /* transport parameters listed above will be saved in 0-RTT context */
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1969 if (clen) {
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1970 *clen = len;
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1971 }
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1972
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1973 len += ngx_quic_tp_len(NGX_QUIC_TP_MAX_ACK_DELAY,
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1974 tp->max_ack_delay);
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1975
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1976 len += ngx_quic_tp_len(NGX_QUIC_TP_ACK_DELAY_EXPONENT,
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1977 tp->ack_delay_exponent);
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	1978
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1979 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	1980 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	1981
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	1982 if (tp->retry_scid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	1983 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	1984 }
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	1985
8634 831d1960826f QUIC: generate default stateless reset token key. Roman Arutyunyan <arut@nginx.com> parents: 8628 diff changeset	1986 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	1987 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	1988 len += NGX_QUIC_SR_TOKEN_LEN;
8562 b31c02454539 QUIC: added stateless reset support. Vladimir Homutov <vl@nginx.com> parents: 8560 diff changeset	1989
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1990 if (pos == NULL) {
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1991 return len;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1992 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1993
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1994 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1995 tp->initial_max_data);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1996
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1997 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1998 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	1999
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2000 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI,
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2001 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2002
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2003 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	2004 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2005
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2006 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	2007 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2008
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2009 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	2010 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2011
8277 50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	2012 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	2013 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters. Sergey Kandaurov <pluknet@nginx.com> parents: 8275 diff changeset	2014
8700 75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2015 ngx_quic_tp_vint(NGX_QUIC_TP_MAX_UDP_PAYLOAD_SIZE,
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2016 tp->max_udp_payload_size);
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2017
8628 45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	2018 if (tp->disable_active_migration) {
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	2019 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	2020 ngx_quic_build_int(&p, 0);
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	2021 }
45db1b5c1706 QUIC: connection multiplexing per port. Roman Arutyunyan <arut@nginx.com> parents: 8625 diff changeset	2022
8422 90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	2023 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	2024 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch. Sergey Kandaurov <pluknet@nginx.com> parents: 8421 diff changeset	2025
8700 75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2026 ngx_quic_tp_vint(NGX_QUIC_TP_MAX_ACK_DELAY,
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2027 tp->max_ack_delay);
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2028
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2029 ngx_quic_tp_vint(NGX_QUIC_TP_ACK_DELAY_EXPONENT,
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2030 tp->ack_delay_exponent);
75603531064a QUIC: updated list of transport parameters to be sent. Vladimir Homutov <vl@nginx.com> parents: 8699 diff changeset	2031
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	2032 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	2033 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	2034
8421 c206233d9c29 Fixed transport parameters on a new connection with a valid token. Sergey Kandaurov <pluknet@nginx.com> parents: 8417 diff changeset	2035 if (tp->retry_scid.len) {
8417 6633f17044eb QUIC draft-28 transport parameters support. Sergey Kandaurov <pluknet@nginx.com> parents: 8416 diff changeset	2036 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	2037 }
8383 7ea34e13937f Address validation using Retry packets. Sergey Kandaurov <pluknet@nginx.com> parents: 8370 diff changeset	2038
8634 831d1960826f QUIC: generate default stateless reset token key. Roman Arutyunyan <arut@nginx.com> parents: 8628 diff changeset	2039 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	2040 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	2041 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	2042
8247 e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2043 return p - pos;
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2044 }
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2045
e9891e8ee975 Configurable transport parameters. Vladimir Homutov <vl@nginx.com> parents: 8245 diff changeset	2046
8245 a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED. Roman Arutyunyan <arut@nginx.com> parents: 8244 diff changeset	2047 static size_t
8692 0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2048 ngx_quic_create_close(u_char p, ngx_quic_frame_t f)
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2049 {
8692 0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2050 size_t len;
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2051 u_char *start;
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2052 ngx_quic_close_frame_t *cl;
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2053
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2054 cl = &f->u.close;
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2055
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2056 if (p == NULL) {
8692 0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2057 len = ngx_quic_varint_len(f->type);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2058 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	2059
8692 0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2060 if (f->type != NGX_QUIC_FT_CONNECTION_CLOSE_APP) {
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	2061 len += ngx_quic_varint_len(cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	2062 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	2063
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2064 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	2065 len += cl->reason.len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2066
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2067 return len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2068 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2069
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2070 start = p;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2071
8692 0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2072 ngx_quic_build_int(&p, f->type);
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2073 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	2074
8692 0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t. Sergey Kandaurov <pluknet@nginx.com> parents: 8678 diff changeset	2075 if (f->type != NGX_QUIC_FT_CONNECTION_CLOSE_APP) {
8458 e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	2076 ngx_quic_build_int(&p, cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	2077 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection(). Roman Arutyunyan <arut@nginx.com> parents: 8447 diff changeset	2078
8235 552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2079 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	2080 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	2081
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2082 return p - start;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer. Sergey Kandaurov <pluknet@nginx.com> parents: 8231 diff changeset	2083 }
8676 7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	2084
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	2085
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	2086 void
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	2087 ngx_quic_dcid_encode_key(u_char *dcid, uint64_t key)
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	2088 {
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	2089 (void) ngx_quic_write_uint64(dcid, key);
7df607cb2d11 QUIC: ngx_quic_bpf module. Vladimir Homutov <vl@nginx.com> parents: 8673 diff changeset	2090 }

Mercurial > hg > nginx

annotate src/event/quic/ngx_event_quic_transport.c @ 8758:17492dfd4744 quic