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annotate src/event/quic/ngx_event_quic_transport.c @ 8797:4715f3e669f1 quic

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QUIC: updated specification references. This includes updating citations and further clarification.
author Sergey Kandaurov <pluknet@nginx.com>
date Wed, 16 Jun 2021 11:55:12 +0300
parents 81d491f0dc8c
children 4009f120cad4
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1
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2 /*
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3 * Copyright (C) Nginx, Inc.
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_event.h>
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10 #include <ngx_event_quic_connection.h>
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13 #define NGX_QUIC_LONG_DCID_LEN_OFFSET 5
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14 #define NGX_QUIC_LONG_DCID_OFFSET 6
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15 #define NGX_QUIC_SHORT_DCID_OFFSET 1
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16
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17
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18 #if (NGX_HAVE_NONALIGNED)
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19
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20 #define ngx_quic_parse_uint16(p) ntohs(*(uint16_t *) (p))
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21 #define ngx_quic_parse_uint32(p) ntohl(*(uint32_t *) (p))
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22
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23 #define ngx_quic_write_uint16 ngx_quic_write_uint16_aligned
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24 #define ngx_quic_write_uint32 ngx_quic_write_uint32_aligned
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25
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26 #else
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27
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28 #define ngx_quic_parse_uint16(p) ((p)[0] << 8 | (p)[1])
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29 #define ngx_quic_parse_uint32(p) \
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30 ((uint32_t) (p)[0] << 24 | (p)[1] << 16 | (p)[2] << 8 | (p)[3])
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31
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32 #define ngx_quic_write_uint16(p, s) \
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33 ((p)[0] = (u_char) ((s) >> 8), \
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34 (p)[1] = (u_char) (s), \
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35 (p) + sizeof(uint16_t))
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36
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37 #define ngx_quic_write_uint32(p, s) \
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38 ((p)[0] = (u_char) ((s) >> 24), \
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39 (p)[1] = (u_char) ((s) >> 16), \
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40 (p)[2] = (u_char) ((s) >> 8), \
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41 (p)[3] = (u_char) (s), \
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42 (p) + sizeof(uint32_t))
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43
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44 #endif
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45
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46 #define ngx_quic_write_uint64(p, s) \
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47 ((p)[0] = (u_char) ((s) >> 56), \
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48 (p)[1] = (u_char) ((s) >> 48), \
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49 (p)[2] = (u_char) ((s) >> 40), \
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50 (p)[3] = (u_char) ((s) >> 32), \
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51 (p)[4] = (u_char) ((s) >> 24), \
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52 (p)[5] = (u_char) ((s) >> 16), \
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53 (p)[6] = (u_char) ((s) >> 8), \
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54 (p)[7] = (u_char) (s), \
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55 (p) + sizeof(uint64_t))
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56
8315
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57 #define ngx_quic_write_uint24(p, s) \
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58 ((p)[0] = (u_char) ((s) >> 16), \
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59 (p)[1] = (u_char) ((s) >> 8), \
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60 (p)[2] = (u_char) (s), \
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61 (p) + 3)
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62
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63 #define ngx_quic_write_uint16_aligned(p, s) \
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64 (*(uint16_t *) (p) = htons((uint16_t) (s)), (p) + sizeof(uint16_t))
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65
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66 #define ngx_quic_write_uint32_aligned(p, s) \
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67 (*(uint32_t *) (p) = htonl((uint32_t) (s)), (p) + sizeof(uint32_t))
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68
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69 #define ngx_quic_build_int_set(p, value, len, bits) \
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70 (*(p)++ = ((value >> ((len) * 8)) & 0xff) | ((bits) << 6))
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72 #define NGX_QUIC_VERSION(c) (0xff000000 + (c))
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74
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75 static u_char *ngx_quic_parse_int(u_char *pos, u_char *end, uint64_t *out);
8671
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76 static ngx_uint_t ngx_quic_varint_len(uint64_t value);
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77 static void ngx_quic_build_int(u_char **pos, uint64_t value);
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78
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79 static u_char *ngx_quic_read_uint8(u_char *pos, u_char *end, uint8_t *value);
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80 static u_char *ngx_quic_read_uint32(u_char *pos, u_char *end, uint32_t *value);
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81 static u_char *ngx_quic_read_bytes(u_char *pos, u_char *end, size_t len,
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82 u_char **out);
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83 static u_char *ngx_quic_copy_bytes(u_char *pos, u_char *end, size_t len,
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84 u_char *dst);
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85
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86 static ngx_int_t ngx_quic_parse_short_header(ngx_quic_header_t *pkt,
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87 size_t dcid_len);
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88 static ngx_int_t ngx_quic_parse_long_header(ngx_quic_header_t *pkt);
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89 static ngx_int_t ngx_quic_supported_version(uint32_t version);
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90 static ngx_int_t ngx_quic_parse_long_header_v1(ngx_quic_header_t *pkt);
8560
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91
8642
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
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92 static size_t ngx_quic_create_long_header(ngx_quic_header_t *pkt, u_char *out,
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93 size_t pkt_len, u_char **pnp);
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94 static size_t ngx_quic_create_short_header(ngx_quic_header_t *pkt, u_char *out,
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95 size_t pkt_len, u_char **pnp);
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96
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97 static ngx_int_t ngx_quic_frame_allowed(ngx_quic_header_t *pkt,
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98 ngx_uint_t frame_type);
8698
9ed95726b99b QUIC: send PING frames on PTO expiration.
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99 static size_t ngx_quic_create_ping(u_char *p);
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
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100 static size_t ngx_quic_create_ack(u_char *p, ngx_quic_ack_frame_t *ack,
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101 ngx_chain_t *ranges);
8703
d710c457171c QUIC: added ability to reset a stream.
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102 static size_t ngx_quic_create_reset_stream(u_char *p,
d710c457171c QUIC: added ability to reset a stream.
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103 ngx_quic_reset_stream_frame_t *rs);
8528
97da6521657c QUIC: send STOP_SENDING on stream closure.
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104 static size_t ngx_quic_create_stop_sending(u_char *p,
97da6521657c QUIC: send STOP_SENDING on stream closure.
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105 ngx_quic_stop_sending_frame_t *ss);
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106 static size_t ngx_quic_create_crypto(u_char *p,
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
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107 ngx_quic_crypto_frame_t *crypto, ngx_chain_t *data);
8273
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
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108 static size_t ngx_quic_create_hs_done(u_char *p);
8384
52d0c4832570 Address validation using NEW_TOKEN frame.
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parents: 8383
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109 static size_t ngx_quic_create_new_token(u_char *p,
52d0c4832570 Address validation using NEW_TOKEN frame.
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110 ngx_quic_new_token_frame_t *token);
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
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111 static size_t ngx_quic_create_stream(u_char *p, ngx_quic_stream_frame_t *sf,
2dfc5ef29973 QUIC: introduced QUIC buffers.
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112 ngx_chain_t *data);
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
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parents: 8244
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113 static size_t ngx_quic_create_max_streams(u_char *p,
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
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parents: 8244
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114 ngx_quic_max_streams_frame_t *ms);
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
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parents: 8264
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115 static size_t ngx_quic_create_max_stream_data(u_char *p,
f92e583fc256 Better flow control and buffering for QUIC streams.
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parents: 8264
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116 ngx_quic_max_stream_data_frame_t *ms);
8338
0f9e9786b90d Added primitive flow control mechanisms.
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parents: 8333
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117 static size_t ngx_quic_create_max_data(u_char *p,
0f9e9786b90d Added primitive flow control mechanisms.
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parents: 8333
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118 ngx_quic_max_data_frame_t *md);
8738
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
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parents: 8710
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119 static size_t ngx_quic_create_path_challenge(u_char *p,
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
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120 ngx_quic_path_challenge_frame_t *pc);
8531
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
121 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
122 ngx_quic_path_challenge_frame_t *pc);
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
123 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
124 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
125 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
126 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
127 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
128
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
129 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
130 uint16_t id, ngx_quic_tp_t *dst);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
131
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
132
8522
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
133 uint32_t ngx_quic_versions[] = {
8678
3443ee341cc1 QUIC: draft-33 salt and retry keys.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8676
diff changeset
134 /* QUICv1 */
3443ee341cc1 QUIC: draft-33 salt and retry keys.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8676
diff changeset
135 0x00000001,
8625
4416b7ab0a27 QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8624
diff changeset
136 NGX_QUIC_VERSION(29),
4416b7ab0a27 QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8624
diff changeset
137 NGX_QUIC_VERSION(30),
4416b7ab0a27 QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8624
diff changeset
138 NGX_QUIC_VERSION(31),
4416b7ab0a27 QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8624
diff changeset
139 NGX_QUIC_VERSION(32),
8522
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
140 };
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 #define NGX_QUIC_NVERSIONS \
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
143 (sizeof(ngx_quic_versions) / sizeof(ngx_quic_versions[0]))
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
144
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
145
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
146 /* literal errors indexed by corresponding value */
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
147 static char *ngx_quic_errors[] = {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
148 "NO_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
149 "INTERNAL_ERROR",
8440
f9592e804834 QUIC error SERVER_BUSY renamed to CONNECTION_REFUSED in draft-29.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8426
diff changeset
150 "CONNECTION_REFUSED",
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
151 "FLOW_CONTROL_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
152 "STREAM_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
153 "STREAM_STATE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
154 "FINAL_SIZE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
155 "FRAME_ENCODING_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
156 "TRANSPORT_PARAMETER_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
157 "CONNECTION_ID_LIMIT_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
158 "PROTOCOL_VIOLATION",
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
159 "INVALID_TOKEN",
8426
6ea2f1daedb5 Introduced connection error APPLICATION_ERROR from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8425
diff changeset
160 "APPLICATION_ERROR",
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
161 "CRYPTO_BUFFER_EXCEEDED",
8444
769d8bdeffb0 Define KEY_UPDATE_ERROR from quic-tls-24.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8440
diff changeset
162 "KEY_UPDATE_ERROR",
8743
168cc2a0f0b6 QUIC: added error codes and messages from latest drafts.
Vladimir Homutov <vl@nginx.com>
parents: 8738
diff changeset
163 "AEAD_LIMIT_REACHED",
168cc2a0f0b6 QUIC: added error codes and messages from latest drafts.
Vladimir Homutov <vl@nginx.com>
parents: 8738
diff changeset
164 "NO_VIABLE_PATH",
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
165 };
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
166
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
167
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
168 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
169 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
170 {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
171 u_char *p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
172 uint64_t value;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
173 ngx_uint_t len;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
174
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
175 if (pos >= end) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
176 return NULL;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
177 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
178
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
179 p = pos;
8636
ad7ca043edf5 QUIC: microoptimization in varint parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8634
diff changeset
180 len = 1 << (*p >> 6);
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
181
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
182 value = *p++ & 0x3f;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
183
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
184 if ((size_t)(end - p) < (len - 1)) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
185 return NULL;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
186 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
187
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
188 while (--len) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
189 value = (value << 8) + *p++;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
190 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
191
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
192 *out = value;
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 return p;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
195 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
196
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 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
199 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
200 {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
201 if ((size_t)(end - pos) < 1) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
202 return NULL;
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
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
205 *value = *pos;
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 return pos + 1;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
208 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
209
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 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
212 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
213 {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
214 if ((size_t)(end - pos) < sizeof(uint32_t)) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
215 return NULL;
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
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
218 *value = ngx_quic_parse_uint32(pos);
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 return pos + sizeof(uint32_t);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
221 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
222
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 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
225 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
226 {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
227 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
228 return NULL;
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
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
231 *out = pos;
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 return pos + len;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
234 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
235
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 static u_char *
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
238 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
239 {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
240 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
241 return NULL;
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
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
244 ngx_memcpy(dst, pos, len);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
245
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
246 return pos + len;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
247 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
248
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
249
8781
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
250 static ngx_inline ngx_uint_t
8671
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8657
diff changeset
251 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
252 {
8781
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
253 if (value < (1 << 6)) {
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
254 return 1;
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
255 }
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
256
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
257 if (value < (1 << 14)) {
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
258 return 2;
8671
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
8781
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
261 if (value < (1 << 30)) {
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
262 return 4;
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
263 }
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
264
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
265 return 8;
8671
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8657
diff changeset
266 }
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8657
diff changeset
267
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8657
diff changeset
268
8781
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
269 static ngx_inline void
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
270 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
271 {
8781
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
272 u_char *p;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
273
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
274 p = *pos;
8781
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
275
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
276 if (value < (1 << 6)) {
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
277 ngx_quic_build_int_set(p, value, 0, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
278
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
279 } else if (value < (1 << 14)) {
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
280 ngx_quic_build_int_set(p, value, 1, 1);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
281 ngx_quic_build_int_set(p, value, 0, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
282
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
283 } else if (value < (1 << 30)) {
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
284 ngx_quic_build_int_set(p, value, 3, 2);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
285 ngx_quic_build_int_set(p, value, 2, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
286 ngx_quic_build_int_set(p, value, 1, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
287 ngx_quic_build_int_set(p, value, 0, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
288
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
289 } else {
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
290 ngx_quic_build_int_set(p, value, 7, 3);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
291 ngx_quic_build_int_set(p, value, 6, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
292 ngx_quic_build_int_set(p, value, 5, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
293 ngx_quic_build_int_set(p, value, 4, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
294 ngx_quic_build_int_set(p, value, 3, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
295 ngx_quic_build_int_set(p, value, 2, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
296 ngx_quic_build_int_set(p, value, 1, 0);
81d491f0dc8c QUIC: unroll and inline ngx_quic_varint_len()/ngx_quic_build_int().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8759
diff changeset
297 ngx_quic_build_int_set(p, value, 0, 0);
8224
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 *pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
301 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
302
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
303
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
304 u_char *
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
305 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
306 {
8447
97adb87f149b Get rid of hardcoded numbers used for quic handshake errors.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8444
diff changeset
307 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
308 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
309 }
8342
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 8338
diff changeset
310
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 8338
diff changeset
311 if (error_code >= NGX_QUIC_ERR_LAST) {
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 8338
diff changeset
312 return (u_char *) "unknown error";
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 8338
diff changeset
313 }
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 8338
diff changeset
314
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
315 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
316 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
317
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
318
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
319 ngx_int_t
8560
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
320 ngx_quic_parse_packet(ngx_quic_header_t *pkt)
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
321 {
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
322 if (!ngx_quic_long_pkt(pkt->flags)) {
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
323 pkt->level = ssl_encryption_application;
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
324
8569
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8562
diff changeset
325 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
326 {
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8562
diff changeset
327 return NGX_DECLINED;
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8562
diff changeset
328 }
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8562
diff changeset
329
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8562
diff changeset
330 return NGX_OK;
8560
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
331 }
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
332
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
333 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
334 return NGX_DECLINED;
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
335 }
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
336
8624
340cd26158fb QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8613
diff changeset
337 if (!ngx_quic_supported_version(pkt->version)) {
8560
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
338 return NGX_ABORT;
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
339 }
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
340
8641
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
341 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
342 return NGX_DECLINED;
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8562
diff changeset
343 }
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8562
diff changeset
344
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8562
diff changeset
345 return NGX_OK;
8560
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
346 }
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
347
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
348
8640
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
349 static ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
350 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
351 {
8640
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
352 u_char *p, *end;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
353
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
354 p = pkt->raw->pos;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
355 end = pkt->data + pkt->len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
356
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
357 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
358 "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
359
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
360 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
361 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
362 return NGX_ERROR;
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
363 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
364
8640
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
365 pkt->dcid.len = dcid_len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
366
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
367 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
368 if (p == NULL) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
369 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
370 "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
371 return NGX_ERROR;
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
372 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
373
8640
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
374 pkt->raw->pos = p;
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
375
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
376 return NGX_OK;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
377 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
378
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
379
8560
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8559
diff changeset
380 static ngx_int_t
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
381 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
382 {
8522
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
383 u_char *p, *end;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
384 uint8_t idlen;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
385
8559
a89a58c642ef QUIC: simplified packet header parsing.
Vladimir Homutov <vl@nginx.com>
parents: 8558
diff changeset
386 p = pkt->raw->pos;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
387 end = pkt->data + pkt->len;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
388
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
389 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
390 if (p == NULL) {
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8273
diff changeset
391 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
392 "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
393 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
394 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
395
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
396 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
397 "quic packet rx long flags:%xd version:%xD",
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8358
diff changeset
398 pkt->flags, pkt->version);
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
399
8386
81f85c479d7e Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents: 8385
diff changeset
400 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
401 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
402 return NGX_ERROR;
8386
81f85c479d7e Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents: 8385
diff changeset
403 }
81f85c479d7e Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents: 8385
diff changeset
404
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
405 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
406 if (p == NULL) {
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8273
diff changeset
407 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
408 "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
409 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
410 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
411
8387
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 8386
diff changeset
412 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
413 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
414 "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
415 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 8386
diff changeset
416 }
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 8386
diff changeset
417
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
418 pkt->dcid.len = idlen;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
419
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
420 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
421 if (p == NULL) {
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8273
diff changeset
422 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
423 "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
424 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
425 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
426
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
427 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
428 if (p == NULL) {
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8273
diff changeset
429 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
430 "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
431 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
432 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
433
8387
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 8386
diff changeset
434 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
435 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
436 "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
437 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 8386
diff changeset
438 }
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 8386
diff changeset
439
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
440 pkt->scid.len = idlen;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
441
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
442 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
443 if (p == NULL) {
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8273
diff changeset
444 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
445 "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
446 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
447 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
448
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
449 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
450
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
451 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
452 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
453
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
454
8640
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
455 static ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
456 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
457 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
458 ngx_uint_t i;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
459
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
460 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
461 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
462 return 1;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
463 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
464 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
465
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
466 return 0;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
467 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
468
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
469
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
470 static ngx_int_t
8641
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
471 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
472 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
473 u_char *p, *end;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
474 uint64_t varint;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
475
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
476 p = pkt->raw->pos;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
477 end = pkt->raw->last;
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 pkt->log->action = "parsing quic long header";
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
480
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
481 if (ngx_quic_pkt_in(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
482
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
483 if (pkt->len < NGX_QUIC_MIN_INITIAL_SIZE) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
484 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
485 "quic UDP datagram is too small for initial packet");
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
486 return NGX_DECLINED;
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
487 }
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
488
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
489 p = ngx_quic_parse_int(p, end, &varint);
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
490 if (p == NULL) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
491 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
492 "quic failed to parse token length");
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
493 return NGX_ERROR;
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
494 }
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
495
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
496 pkt->token.len = varint;
8640
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
497
8641
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
498 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
499 if (p == NULL) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
500 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
501 "quic packet too small to read token data");
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
502 return NGX_ERROR;
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
503 }
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
504
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
505 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
506
8641
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
507 } else if (ngx_quic_pkt_zrtt(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
508 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
509
8641
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
510 } else if (ngx_quic_pkt_hs(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
511 pkt->level = ssl_encryption_handshake;
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
512
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
513 } else {
8702
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8700
diff changeset
514 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8700
diff changeset
515 "quic bad packet type");
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8700
diff changeset
516 return NGX_DECLINED;
8640
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
517 }
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 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
520 if (p == NULL) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
521 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
522 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
523 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
524
8641
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
525 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
526 "quic packet rx %s len:%uL",
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8640
diff changeset
527 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
528
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
529 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
530 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
531 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
532 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
533 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
534
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
535 pkt->raw->pos = p;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
536 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
537
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
538 return NGX_OK;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
539 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
540
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
541
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
542 ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
543 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
544 ngx_str_t *dcid)
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 size_t len, offset;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
547
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
548 if (n == 0) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
549 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
550 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
551
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
552 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
553 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
554 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
555 }
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 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
558 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
559
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
560 } else {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
561 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
562 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
563 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
564
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
565 if (n < len + offset) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
566 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
567 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
568
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
569 dcid->len = len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
570 dcid->data = &data[offset];
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
571
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
572 return NGX_OK;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
573
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
574 failed:
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
575
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
576 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
577
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
578 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
579 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
580
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8636
diff changeset
581
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
582 size_t
8522
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
583 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
584 {
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
585 u_char *p, *start;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
586 ngx_uint_t 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 p = start = out;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
589
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
590 *p++ = pkt->flags;
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 * The Version field of a Version Negotiation packet
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
594 * MUST be set to 0x00000000
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
595 */
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
596 p = ngx_quic_write_uint32(p, 0);
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
597
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
598 *p++ = pkt->dcid.len;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
599 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
600
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
601 *p++ = pkt->scid.len;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
602 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
603
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
604 for (i = 0; i < NGX_QUIC_NVERSIONS; i++) {
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
605 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
606 }
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
607
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
608 return p - start;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
609 }
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
610
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
611
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8499
diff changeset
612 size_t
8642
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8641
diff changeset
613 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
614 u_char **pnp)
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8641
diff changeset
615 {
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8641
diff changeset
616 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
617 ? 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
618 : 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
619 }
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8641
diff changeset
620
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8641
diff changeset
621
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8641
diff changeset
622 static size_t
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
623 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
624 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
625 {
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
626 u_char *p, *start;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
627
8594
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8593
diff changeset
628 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
629 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
630 + 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
631 + (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
632 }
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8593
diff changeset
633
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
634 p = start = out;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
635
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
636 *p++ = pkt->flags;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
637
8624
340cd26158fb QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8613
diff changeset
638 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
639
8344
e0abe17a2878 Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents: 8342
diff changeset
640 *p++ = pkt->dcid.len;
e0abe17a2878 Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents: 8342
diff changeset
641 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
642
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
643 *p++ = pkt->scid.len;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
644 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
645
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
646 if (pkt->level == ssl_encryption_initial) {
8593
d8a0bb1e85bf QUIC: simplified ngx_quic_create_long_header().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8589
diff changeset
647 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
648 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
649
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
650 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
651
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
652 *pnp = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
653
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
654 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
655 case 1:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
656 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
657 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
658 case 2:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
659 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
660 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
661 case 3:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
662 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
663 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
664 case 4:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
665 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
666 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
667 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
668
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
669 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
670 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
671
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
672
8642
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8641
diff changeset
673 static size_t
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
674 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
675 size_t pkt_len, u_char **pnp)
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
676 {
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
677 u_char *p, *start;
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
678
8594
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8593
diff changeset
679 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
680 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
681 }
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8593
diff changeset
682
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
683 p = start = out;
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
684
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
685 *p++ = pkt->flags;
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
686
8344
e0abe17a2878 Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents: 8342
diff changeset
687 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
688
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
689 *pnp = p;
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
690
8315
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
691 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
692 case 1:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
693 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
694 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
695 case 2:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
696 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
697 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
698 case 3:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
699 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
700 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
701 case 4:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
702 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
703 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 8308
diff changeset
704 }
8285
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
705
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
706 return p - start;
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
707 }
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
708
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 8277
diff changeset
709
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
710 size_t
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
711 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
712 u_char **start)
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 u_char *p;
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 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 *p++ = pkt->odcid.len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
719 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
720
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
721 *start = p;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
722
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
723 *p++ = 0xff;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
724
8624
340cd26158fb QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8613
diff changeset
725 p = ngx_quic_write_uint32(p, pkt->version);
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
726
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
727 *p++ = pkt->dcid.len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
728 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
729
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
730 *p++ = pkt->scid.len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
731 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
732
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
733 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
734
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
735 return p - out;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
736 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
737
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
738
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
739 #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
740 #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
741 #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
742
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
743 ssize_t
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
744 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
745 ngx_quic_frame_t *f)
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
746 {
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
747 u_char *p;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
748 uint64_t varint;
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
749 ngx_buf_t *b;
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
750 ngx_uint_t i;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
751
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
752 b = f->data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
753
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
754 p = start;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
755
8242
83a78cca8bce Fixed build.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
756 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
757 if (p == NULL) {
8385
fb7422074258 Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents: 8384
diff changeset
758 pkt->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR;
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8273
diff changeset
759 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8702
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8700
diff changeset
760 "quic failed to obtain quic frame type");
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
761 return NGX_ERROR;
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
8757
dcc57827098d QUIC: fixed parsing of unknown frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8755
diff changeset
764 if (varint > NGX_QUIC_FT_LAST) {
dcc57827098d QUIC: fixed parsing of unknown frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8755
diff changeset
765 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
766 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
767 "quic unknown frame type 0x%xL", varint);
dcc57827098d QUIC: fixed parsing of unknown frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8755
diff changeset
768 return NGX_ERROR;
dcc57827098d QUIC: fixed parsing of unknown frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8755
diff changeset
769 }
dcc57827098d QUIC: fixed parsing of unknown frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8755
diff changeset
770
8242
83a78cca8bce Fixed build.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
771 f->type = varint;
83a78cca8bce Fixed build.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
772
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
773 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
774 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
775 return NGX_ERROR;
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
776 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
777
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
778 switch (f->type) {
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
779
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
780 case NGX_QUIC_FT_CRYPTO:
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
781
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
782 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
783 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
784 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
785 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
786
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8326
diff changeset
787 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
788 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
789 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
790 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
791
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
792 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
793 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
794 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
795 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
796
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
797 b->last = p;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
798
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
799 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
800
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
801 case NGX_QUIC_FT_PADDING:
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
802
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
803 while (p < end && *p == NGX_QUIC_FT_PADDING) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
804 p++;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
805 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
806
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
807 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
808
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
809 case NGX_QUIC_FT_ACK:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
810 case NGX_QUIC_FT_ACK_ECN:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
811
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
812 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
813 && (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
814 && (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
815 && (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
816 {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
817 goto error;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
818 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
819
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
820 b->pos = p;
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
821
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
822 /* process all ranges to get bounds, values are ignored */
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
823 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
824
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
825 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
826 if (p) {
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
827 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
828 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
829
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
830 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
831 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
832 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
833 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
834
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
835 b->last = p;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
836
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
837 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
838
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
839 if (f->type == NGX_QUIC_FT_ACK_ECN) {
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
840
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
841 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
842 && (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
843 && (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
844 {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
845 goto error;
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
846 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
847
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
848 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
849 "quic ACK ECN counters ect0:%uL ect1:%uL ce:%uL",
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
850 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
851 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
852
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
853 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
854
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
855 case NGX_QUIC_FT_PING:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
856 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
857
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
858 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
859
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
860 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
861 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
862 goto error;
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
863 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
864
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
865 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
866 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
867 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
868 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
869
8538
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
870 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
871 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
872 }
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
873
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
874 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
875 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
876 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
877 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
878
8538
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
879 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
880 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
881 }
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
882
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
883 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
884 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
885 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
886 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
887
8562
b31c02454539 QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents: 8560
diff changeset
888 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
889 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
890 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
891 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
892
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
893 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
894
8537
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8533
diff changeset
895 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8533
diff changeset
896
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8533
diff changeset
897 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
898 if (p == NULL) {
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8533
diff changeset
899 goto error;
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8533
diff changeset
900 }
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8533
diff changeset
901
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8533
diff changeset
902 break;
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8533
diff changeset
903
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
904 case NGX_QUIC_FT_CONNECTION_CLOSE:
8458
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 8447
diff changeset
905 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
906
8250
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 8249
diff changeset
907 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
908 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
909 goto error;
8250
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 8249
diff changeset
910 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 8249
diff changeset
911
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 8249
diff changeset
912 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 8249
diff changeset
913 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
914 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
915 goto error;
8256
0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8255
diff changeset
916 }
8250
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 8249
diff changeset
917 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 8249
diff changeset
918
8254
856d5a2de258 Fixed build with macOS's long long abomination.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8251
diff changeset
919 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
920 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
921 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
922 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
923
8254
856d5a2de258 Fixed build with macOS's long long abomination.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8251
diff changeset
924 f->u.close.reason.len = varint;
856d5a2de258 Fixed build with macOS's long long abomination.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8251
diff changeset
925
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
926 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
927 &f->u.close.reason.data);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
928 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
929 goto error;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
930 }
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
931
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
932 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
933
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
934 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
935 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
936 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
937 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
938 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
939 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
940 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
941 case NGX_QUIC_FT_STREAM7:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
942
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
943 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
944
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
945 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
946 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
947 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
948
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
949 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
950 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
951 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
952 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
953
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
954 if (f->type & 0x04) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
955 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
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 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
959
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
960 } else {
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
961 f->u.stream.offset = 0;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
962 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
963
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
964 if (f->type & 0x02) {
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.stream.length);
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
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
970 } else {
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
971 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
972 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
973
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
974 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
975 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
976 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
977 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
978
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
979 b->last = p;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
980 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
981
8237
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8236
diff changeset
982 case NGX_QUIC_FT_MAX_DATA:
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
983
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
984 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
985 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
986 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
987 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
988
8237
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8236
diff changeset
989 break;
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8236
diff changeset
990
8231
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
991 case NGX_QUIC_FT_RESET_STREAM:
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
992
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
993 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
994 && (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
995 && (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
996 &f->u.reset_stream.final_size))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
997 {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
998 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
999 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1000
8231
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1001 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1002
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1003 case NGX_QUIC_FT_STOP_SENDING:
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1004
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1005 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
1006 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1007 goto error;
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1008 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1009
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1010 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
1011 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1012 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1013 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1014
8231
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1015 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 8224
diff changeset
1016
8236
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 8235
diff changeset
1017 case NGX_QUIC_FT_STREAMS_BLOCKED:
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1018 case NGX_QUIC_FT_STREAMS_BLOCKED2:
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1019
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1020 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
1021 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1022 goto error;
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1023 }
8236
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 8235
diff changeset
1024
8758
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing.
Vladimir Homutov <vl@nginx.com>
parents: 8757
diff changeset
1025 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
1026 goto error;
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing.
Vladimir Homutov <vl@nginx.com>
parents: 8757
diff changeset
1027 }
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing.
Vladimir Homutov <vl@nginx.com>
parents: 8757
diff changeset
1028
8240
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1029 f->u.streams_blocked.bidi =
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 8237
diff changeset
1030 (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
1031 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 8235
diff changeset
1032
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1033 case NGX_QUIC_FT_MAX_STREAMS:
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1034 case NGX_QUIC_FT_MAX_STREAMS2:
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1035
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1036 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
1037 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1038 goto error;
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1039 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1040
8758
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing.
Vladimir Homutov <vl@nginx.com>
parents: 8757
diff changeset
1041 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
1042 goto error;
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing.
Vladimir Homutov <vl@nginx.com>
parents: 8757
diff changeset
1043 }
17492dfd4744 QUIC: added missing checks for limits in stream frames parsing.
Vladimir Homutov <vl@nginx.com>
parents: 8757
diff changeset
1044
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1045 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
1046
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1047 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1048
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1049 case NGX_QUIC_FT_MAX_STREAM_DATA:
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1050
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1051 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
1052 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1053 goto error;
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1054 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1055
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1056 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
1057 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1058 goto error;
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1059 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1060
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1061 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1062
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1063 case NGX_QUIC_FT_DATA_BLOCKED:
8257
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 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
1066 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1067 goto error;
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
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1070 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1071
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1072 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1073
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1074 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
1075 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1076 goto error;
8357
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1077 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1078
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 8356
diff changeset
1079 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
1080 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1081 goto error;
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1082 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1083
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1084 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1085
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1086 case NGX_QUIC_FT_PATH_CHALLENGE:
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1087
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1088 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
1089 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1090 goto error;
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1091 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1092
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1093 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1094
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1095 case NGX_QUIC_FT_PATH_RESPONSE:
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1096
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1097 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
1098 if (p == NULL) {
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1099 goto error;
8257
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1100 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8256
diff changeset
1101
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1102 break;
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1103
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1104 default:
8275
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8273
diff changeset
1105 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1106 "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
1107 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1108 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1109
8604
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8596
diff changeset
1110 f->level = pkt->level;
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8596
diff changeset
1111
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1112 return p - start;
8251
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 8250
diff changeset
1113
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1114 error:
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1115
8385
fb7422074258 Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents: 8384
diff changeset
1116 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
1117
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1118 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
1119 "quic failed to parse frame type:0x%xi", f->type);
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1120
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1121 return NGX_ERROR;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1122 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1123
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1124
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1125 static ngx_int_t
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1126 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
1127 {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1128 uint8_t ptype;
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1129
8797
4715f3e669f1 QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8781
diff changeset
1130 /*
4715f3e669f1 QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8781
diff changeset
1131 * RFC 9000, 12.4. Frames and Frame Types: Table 3
4715f3e669f1 QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8781
diff changeset
1132 *
4715f3e669f1 QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8781
diff changeset
1133 * Frame permissions per packet: 4 bits: IH01
4715f3e669f1 QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8781
diff changeset
1134 */
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1135 static uint8_t ngx_quic_frame_masks[] = {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1136 /* PADDING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1137 /* PING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1138 /* ACK */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1139 /* ACK_ECN */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1140 /* RESET_STREAM */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1141 /* STOP_SENDING */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1142 /* CRYPTO */ 0xD,
8424
c70446e3d771 Treat receipt of NEW_TOKEN as connection error PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8422
diff changeset
1143 /* 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
1144 /* STREAM0 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1145 /* STREAM1 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1146 /* STREAM2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1147 /* STREAM3 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1148 /* STREAM4 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1149 /* STREAM5 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1150 /* STREAM6 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1151 /* STREAM7 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1152 /* MAX_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1153 /* MAX_STREAM_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1154 /* MAX_STREAMS */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1155 /* MAX_STREAMS2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1156 /* DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1157 /* STREAM_DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1158 /* STREAMS_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1159 /* STREAMS_BLOCKED2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1160 /* NEW_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1161 /* RETIRE_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1162 /* PATH_CHALLENGE */ 0x3,
8759
515ac3c8435c QUIC: fixed permitted packet types for PATH_RESPONSE.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8758
diff changeset
1163 /* PATH_RESPONSE */ 0x1,
8425
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8424
diff changeset
1164 /* 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
1165 /* CONNECTION_CLOSE2 */ 0x3,
8370
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1166 /* HANDSHAKE_DONE */ 0x0, /* only sent by server */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1167 };
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1168
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1169 if (ngx_quic_long_pkt(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 if (ngx_quic_pkt_in(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1172 ptype = 8; /* initial */
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 } 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
1175 ptype = 4; /* handshake */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1176
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1177 } else {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1178 ptype = 2; /* zero-rtt */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1179 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1180
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1181 } else {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1182 ptype = 1; /* application data */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1183 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1184
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1185 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
1186 return NGX_OK;
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1187 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1188
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1189 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
1190 "quic frame type 0x%xi is not "
8478
d2f716e668e8 Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8470
diff changeset
1191 "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
1192 frame_type, pkt->flags);
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1193
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1194 return NGX_DECLINED;
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1195 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1196
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 8361
diff changeset
1197
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1198 ssize_t
8604
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8596
diff changeset
1199 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
1200 uint64_t *gap, uint64_t *range)
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1201 {
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1202 u_char *p;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1203
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1204 p = start;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1205
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1206 p = ngx_quic_parse_int(p, end, gap);
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1207 if (p == NULL) {
8604
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8596
diff changeset
1208 ngx_log_error(NGX_LOG_INFO, log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1209 "quic failed to parse ack frame gap");
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1210 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1211 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1212
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1213 p = ngx_quic_parse_int(p, end, range);
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1214 if (p == NULL) {
8604
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8596
diff changeset
1215 ngx_log_error(NGX_LOG_INFO, log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1216 "quic failed to parse ack frame range");
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1217 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1218 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1219
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1220 return p - start;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1221 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1222
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1223
8613
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1224 size_t
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1225 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
1226 {
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1227 size_t len;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1228 u_char *start;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1229
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1230 if (p == NULL) {
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1231 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
1232 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
1233 return len;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1234 }
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1235
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1236 start = p;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1237
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1238 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
1239 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
1240
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1241 return p - start;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1242 }
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1243
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8609
diff changeset
1244
8326
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 8323
diff changeset
1245 ssize_t
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1246 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
1247 {
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1248 /*
8797
4715f3e669f1 QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8781
diff changeset
1249 * RFC 9002, 2. Conventions and Definitions
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1250 *
8797
4715f3e669f1 QUIC: updated specification references.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8781
diff changeset
1251 * Ack-eliciting frames: All frames other than ACK, PADDING, and
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1252 * CONNECTION_CLOSE are considered ack-eliciting.
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1253 */
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1254 f->need_ack = 1;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1255
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1256 switch (f->type) {
8698
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1257 case NGX_QUIC_FT_PING:
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1258 return ngx_quic_create_ping(p);
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1259
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1260 case NGX_QUIC_FT_ACK:
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1261 f->need_ack = 0;
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1262 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
1263
8703
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1264 case NGX_QUIC_FT_RESET_STREAM:
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1265 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
1266
8528
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1267 case NGX_QUIC_FT_STOP_SENDING:
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1268 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
1269
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1270 case NGX_QUIC_FT_CRYPTO:
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1271 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
1272
8273
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1273 case NGX_QUIC_FT_HANDSHAKE_DONE:
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1274 return ngx_quic_create_hs_done(p);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1275
8384
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1276 case NGX_QUIC_FT_NEW_TOKEN:
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1277 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
1278
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1279 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1280 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1281 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1282 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1283 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1284 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1285 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1286 case NGX_QUIC_FT_STREAM7:
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1287 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
1288
8235
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
1289 case NGX_QUIC_FT_CONNECTION_CLOSE:
8458
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 8447
diff changeset
1290 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1291 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
1292 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
1293
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1294 case NGX_QUIC_FT_MAX_STREAMS:
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1295 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
1296
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1297 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
1298 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
1299
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1300 case NGX_QUIC_FT_MAX_DATA:
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1301 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
1302
8738
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1303 case NGX_QUIC_FT_PATH_CHALLENGE:
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1304 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
1305
8531
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1306 case NGX_QUIC_FT_PATH_RESPONSE:
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1307 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
1308
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1309 case NGX_QUIC_FT_NEW_CONNECTION_ID:
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1310 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
1311
8538
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1312 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1313 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
1314
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1315 default:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1316 /* BUG: unsupported frame type generated */
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1317 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1318 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1319 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1320
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1321
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1322 static size_t
8698
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1323 ngx_quic_create_ping(u_char *p)
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1324 {
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1325 u_char *start;
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1326
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1327 if (p == NULL) {
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1328 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
1329 }
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1330
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1331 start = p;
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1332
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1333 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
1334
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1335 return p - start;
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1336 }
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1337
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1338
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8692
diff changeset
1339 static size_t
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1340 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
1341 {
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1342 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1343 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1344 ngx_buf_t *b;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1345
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1346 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1347 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
1348 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
1349 len += ngx_quic_varint_len(ack->delay);
8596
38c7dd720774 QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents: 8594
diff changeset
1350 len += ngx_quic_varint_len(ack->range_count);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1351 len += ngx_quic_varint_len(ack->first_range);
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1352 len += ack->ranges_length;
8596
38c7dd720774 QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents: 8594
diff changeset
1353
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1354 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1355 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1356
8244
d60205f37f5a Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents: 8243
diff changeset
1357 start = p;
d60205f37f5a Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents: 8243
diff changeset
1358
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1359 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
1360 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
1361 ngx_quic_build_int(&p, ack->delay);
8596
38c7dd720774 QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents: 8594
diff changeset
1362 ngx_quic_build_int(&p, ack->range_count);
8308
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 8307
diff changeset
1363 ngx_quic_build_int(&p, ack->first_range);
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1364
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1365 while (ranges) {
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1366 b = ranges->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1367 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1368 ranges = ranges->next;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1369 }
8596
38c7dd720774 QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents: 8594
diff changeset
1370
8244
d60205f37f5a Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents: 8243
diff changeset
1371 return p - start;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1372 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1373
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1374
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1375 static size_t
8703
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1376 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
1377 {
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1378 size_t len;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1379 u_char *start;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1380
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1381 if (p == NULL) {
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1382 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
1383 len += ngx_quic_varint_len(rs->id);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1384 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
1385 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
1386 return len;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1387 }
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1388
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1389 start = p;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1390
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1391 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
1392 ngx_quic_build_int(&p, rs->id);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1393 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
1394 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
1395
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1396 return p - start;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1397 }
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1398
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1399
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8702
diff changeset
1400 static size_t
8528
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1401 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
1402 {
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1403 size_t len;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1404 u_char *start;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1405
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1406 if (p == NULL) {
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1407 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
1408 len += ngx_quic_varint_len(ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1409 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
1410 return len;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1411 }
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1412
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1413 start = p;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1414
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1415 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
1416 ngx_quic_build_int(&p, ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1417 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
1418
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1419 return p - start;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1420 }
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1421
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1422
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8525
diff changeset
1423 static size_t
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1424 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
1425 ngx_chain_t *data)
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1426 {
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1427 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1428 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1429 ngx_buf_t *b;
8224
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 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1432 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
1433 len += ngx_quic_varint_len(crypto->offset);
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8326
diff changeset
1434 len += ngx_quic_varint_len(crypto->length);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8326
diff changeset
1435 len += crypto->length;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1436
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1437 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1438 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1439
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1440 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1441
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1442 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
1443 ngx_quic_build_int(&p, crypto->offset);
8333
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 8326
diff changeset
1444 ngx_quic_build_int(&p, crypto->length);
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1445
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1446 while (data) {
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1447 b = data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1448 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1449 data = data->next;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1450 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1451
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1452 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1453 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1454
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1455
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1456 static size_t
8273
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1457 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
1458 {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1459 u_char *start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1460
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1461 if (p == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1462 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
1463 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1464
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1465 start = p;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1466
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1467 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
1468
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1469 return p - start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1470 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1471
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1472
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 8269
diff changeset
1473 static size_t
8384
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1474 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
1475 {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1476 size_t len;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1477 u_char *start;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1478
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1479 if (p == NULL) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1480 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
1481 len += ngx_quic_varint_len(token->length);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1482 len += token->length;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1483
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1484 return len;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1485 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1486
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1487 start = p;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1488
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1489 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
1490 ngx_quic_build_int(&p, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1491 p = ngx_cpymem(p, token->data, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1492
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1493 return p - start;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1494 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1495
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1496
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8383
diff changeset
1497 static size_t
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1498 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
1499 ngx_chain_t *data)
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1500 {
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1501 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1502 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1503 ngx_buf_t *b;
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1504
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1505 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1506 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
1507
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1508 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1509 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
1510 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1511
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1512 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
1513
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1514 /* 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
1515 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
1516
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1517 len += sf->length;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1518
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1519 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1520 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1521
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1522 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1523
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1524 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
1525 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
1526
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1527 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1528 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
1529 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1530
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1531 /* 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
1532 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
1533
8657
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1534 while (data) {
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1535 b = data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1536 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1537 data = data->next;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8651
diff changeset
1538 }
8224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1539
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1540 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1541 }
8235
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
1542
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
1543
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
1544 static size_t
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1545 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
1546 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1547 size_t len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1548 u_char *start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1549 ngx_uint_t type;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1550
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1551 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
1552
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1553 if (p == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1554 len = ngx_quic_varint_len(type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1555 len += ngx_quic_varint_len(ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1556 return len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1557 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1558
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1559 start = p;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1560
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1561 ngx_quic_build_int(&p, type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1562 ngx_quic_build_int(&p, ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1563
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1564 return p - start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1565 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1566
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
1567
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1568 static ngx_int_t
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1569 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
1570 ngx_quic_tp_t *dst)
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1571 {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1572 uint64_t varint;
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1573 ngx_str_t str;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1574
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1575 varint = 0;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1576 ngx_str_null(&str);
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1577
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1578 switch (id) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1579
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1580 case NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1581 /* zero-length option */
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1582 if (end - p != 0) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1583 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1584 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1585 dst->disable_active_migration = 1;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1586 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1587
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1588 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
1589 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
1590 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1591 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
1592 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
1593 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
1594 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1595 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1596 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1597 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1598 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1599
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1600 p = ngx_quic_parse_int(p, end, &varint);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1601 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1602 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1603 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1604 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1605
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1606 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1607
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1608 str.len = end - p;
8582
b95aa1cb8f98 QUIC: fixed dead store assignment.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8569
diff changeset
1609 str.data = p;
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1610 break;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1611
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1612 default:
8262
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8261
diff changeset
1613 return NGX_DECLINED;
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1614 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1615
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1616 switch (id) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1617
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1618 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1619 dst->max_idle_timeout = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1620 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1621
8415
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8414
diff changeset
1622 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
1623 dst->max_udp_payload_size = varint;
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1624 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1625
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1626 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1627 dst->initial_max_data = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1628 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1629
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1630 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
1631 dst->initial_max_stream_data_bidi_local = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1632 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1633
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1634 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
1635 dst->initial_max_stream_data_bidi_remote = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1636 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1637
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1638 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
1639 dst->initial_max_stream_data_uni = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1640 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1641
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1642 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1643 dst->initial_max_streams_bidi = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1644 break;
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 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1647 dst->initial_max_streams_uni = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1648 break;
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 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1651 dst->ack_delay_exponent = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1652 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1653
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1654 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1655 dst->max_ack_delay = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1656 break;
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 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1659 dst->active_connection_id_limit = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1660 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1661
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1662 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1663 dst->initial_scid = str;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1664 break;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1665
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1666 default:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1667 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1668 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1669
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1670 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1671 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1672
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1673
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1674 ngx_int_t
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1675 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
1676 ngx_log_t *log)
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1677 {
8356
42198f77ac85 Removed support of drafts older than currently latest 27.
Vladimir Homutov <vl@nginx.com>
parents: 8351
diff changeset
1678 uint64_t id, len;
8262
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8261
diff changeset
1679 ngx_int_t rc;
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1680
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1681 while (p < end) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1682 p = ngx_quic_parse_int(p, end, &id);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1683 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1684 ngx_log_error(NGX_LOG_INFO, log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1685 "quic failed to parse transport param id");
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1686 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1687 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1688
8414
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8391
diff changeset
1689 switch (id) {
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1690 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
1691 case NGX_QUIC_TP_PREFERRED_ADDRESS:
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1692 case NGX_QUIC_TP_RETRY_SCID:
8562
b31c02454539 QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents: 8560
diff changeset
1693 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
1694 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
1695 "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
1696 " id:0x%xL", id);
8414
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8391
diff changeset
1697 return NGX_ERROR;
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8391
diff changeset
1698 }
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8391
diff changeset
1699
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1700 p = ngx_quic_parse_int(p, end, &len);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1701 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1702 ngx_log_error(NGX_LOG_INFO, log, 0,
8702
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8700
diff changeset
1703 "quic failed to parse"
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8700
diff changeset
1704 " transport param id:0x%xL length", id);
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1705 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1706 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1707
8262
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8261
diff changeset
1708 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
1709
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8261
diff changeset
1710 if (rc == NGX_ERROR) {
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1711 ngx_log_error(NGX_LOG_INFO, log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1712 "quic failed to parse"
8605
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8604
diff changeset
1713 " transport param id:0x%xL data", id);
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1714 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1715 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1716
8262
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8261
diff changeset
1717 if (rc == NGX_DECLINED) {
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8261
diff changeset
1718 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
1719 "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
1720 (id % 31 == 27) ? "reserved" : "unknown", id);
8262
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8261
diff changeset
1721 }
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8261
diff changeset
1722
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1723 p += len;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1724 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1725
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1726 if (p != end) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1727 ngx_log_error(NGX_LOG_INFO, log, 0,
8361
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8360
diff changeset
1728 "quic trailing garbage in"
8605
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8604
diff changeset
1729 " transport parameters: bytes:%ui",
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1730 end - p);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1731 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1732 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1733
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1734 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8358
diff changeset
1735 "quic transport parameters parsed ok");
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1736
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1737 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8358
diff changeset
1738 "quic tp disable active migration: %ui",
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1739 tp->disable_active_migration);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1740
8605
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8604
diff changeset
1741 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
1742 tp->max_idle_timeout);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1743
8415
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8414
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 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
1746 tp->max_udp_payload_size);
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1747
8605
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8604
diff changeset
1748 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
1749 tp->initial_max_data);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1750
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1751 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
1752 "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
1753 tp->initial_max_stream_data_bidi_local);
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 max_stream_data_bidi_remote:%ui",
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1757 tp->initial_max_stream_data_bidi_remote);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1758
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8358
diff changeset
1759 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
1760 "quic tp max_stream_data_uni:%ui",
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1761 tp->initial_max_stream_data_uni);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1762
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1763 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
1764 "quic tp initial_max_streams_bidi:%ui",
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1765 tp->initial_max_streams_bidi);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1766
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8358
diff changeset
1767 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
1768 "quic tp initial_max_streams_uni:%ui",
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1769 tp->initial_max_streams_uni);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1770
8359
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 8358
diff changeset
1771 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
1772 "quic tp ack_delay_exponent:%ui",
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1773 tp->ack_delay_exponent);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1774
8605
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8604
diff changeset
1775 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
1776 tp->max_ack_delay);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1777
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1778 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
1779 "quic tp active_connection_id_limit:%ui",
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1780 tp->active_connection_id_limit);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1781
8651
dbad2d6d1898 QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents: 8642
diff changeset
1782 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
1783 "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
1784 tp->initial_scid.len, &tp->initial_scid);
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
1785
8260
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1786 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1787 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1788
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8257
diff changeset
1789
8266
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1790 static size_t
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1791 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
1792 {
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1793 size_t len;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1794 u_char *start;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1795
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1796 if (p == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1797 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
1798 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
1799 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
1800 return len;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1801 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1802
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1803 start = p;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1804
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1805 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
1806 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
1807 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
1808
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1809 return p - start;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1810 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1811
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 8264
diff changeset
1812
8338
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1813 static size_t
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1814 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
1815 {
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1816 size_t len;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1817 u_char *start;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1818
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1819 if (p == NULL) {
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1820 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
1821 len += ngx_quic_varint_len(md->max_data);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1822 return len;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1823 }
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1824
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1825 start = p;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1826
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1827 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
1828 ngx_quic_build_int(&p, md->max_data);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1829
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1830 return p - start;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1831 }
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1832
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 8333
diff changeset
1833
8531
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1834 static size_t
8738
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1835 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
1836 {
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1837 size_t len;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1838 u_char *start;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1839
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1840 if (p == NULL) {
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1841 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
1842 len += sizeof(pc->data);
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1843 return len;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1844 }
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1845
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1846 start = p;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1847
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1848 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
1849 p = ngx_cpymem(p, &pc->data, sizeof(pc->data));
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1850
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1851 return p - start;
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1852 }
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1853
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1854
47e0009e53a7 QUIC: PATH_CHALLENGE frame creation.
Vladimir Homutov <vl@nginx.com>
parents: 8710
diff changeset
1855 static size_t
8531
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1856 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
1857 {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1858 size_t len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1859 u_char *start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1860
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1861 if (p == NULL) {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1862 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
1863 len += sizeof(pc->data);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1864 return len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1865 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1866
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1867 start = p;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1868
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1869 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
1870 p = ngx_cpymem(p, &pc->data, sizeof(pc->data));
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1871
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1872 return p - start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1873 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1874
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8528
diff changeset
1875
8538
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1876 static size_t
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1877 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
1878 {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1879 size_t len;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1880 u_char *start;
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 if (p == NULL) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1883 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
1884 len += ngx_quic_varint_len(ncid->seqnum);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1885 len += ngx_quic_varint_len(ncid->retire);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1886 len++;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1887 len += ncid->len;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1888 len += NGX_QUIC_SR_TOKEN_LEN;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1889 return len;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1890 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1891
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1892 start = p;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1893
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1894 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
1895 ngx_quic_build_int(&p, ncid->seqnum);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1896 ngx_quic_build_int(&p, ncid->retire);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1897 *p++ = ncid->len;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1898 p = ngx_cpymem(p, ncid->cid, ncid->len);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1899 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
1900
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1901 return p - start;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1902 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1903
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1904
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1905 static size_t
8538
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1906 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
1907 ngx_quic_retire_cid_frame_t *rcid)
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1908 {
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1909 size_t len;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1910 u_char *start;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1911
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1912 if (p == NULL) {
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1913 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
1914 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
1915 return len;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1916 }
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1917
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1918 start = p;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1919
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1920 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
1921 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
1922
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1923 return p - start;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1924 }
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1925
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8537
diff changeset
1926
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1927 ssize_t
8422
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8421
diff changeset
1928 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
1929 size_t *clen)
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1930 {
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1931 u_char *p;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1932 size_t len;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1933
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1934 #define ngx_quic_tp_len(id, value) \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1935 ngx_quic_varint_len(id) \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1936 + ngx_quic_varint_len(value) \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1937 + ngx_quic_varint_len(ngx_quic_varint_len(value))
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 #define ngx_quic_tp_vint(id, value) \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1940 do { \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1941 ngx_quic_build_int(&p, id); \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1942 ngx_quic_build_int(&p, ngx_quic_varint_len(value)); \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1943 ngx_quic_build_int(&p, value); \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1944 } while (0)
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1945
8416
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8415
diff changeset
1946 #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
1947 ngx_quic_varint_len(id) \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8415
diff changeset
1948 + ngx_quic_varint_len(value.len) \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8415
diff changeset
1949 + value.len
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8415
diff changeset
1950
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8415
diff changeset
1951 #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
1952 do { \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8415
diff changeset
1953 ngx_quic_build_int(&p, id); \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8415
diff changeset
1954 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
1955 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
1956 } while (0)
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8415
diff changeset
1957
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1958 p = pos;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1959
8422
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8421
diff changeset
1960 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
1961
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1962 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
1963 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1964
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1965 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
1966 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1967
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1968 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
1969 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1970
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1971 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
1972 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1973
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1974 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
1975 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
1976
8277
50db7ce374b7 Advertise our max_idle_timeout in transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8275
diff changeset
1977 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
1978 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8275
diff changeset
1979
8700
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
1980 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
1981 tp->max_udp_payload_size);
8422
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8421
diff changeset
1982
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1983 if (tp->disable_active_migration) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1984 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
1985 len += ngx_quic_varint_len(0);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1986 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
1987
8422
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8421
diff changeset
1988 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
1989 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8421
diff changeset
1990
8700
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
1991 /* 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
1992 if (clen) {
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
1993 *clen = len;
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
1994 }
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
1995
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
1996 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
1997 tp->max_ack_delay);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
1998
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
1999 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
2000 tp->ack_delay_exponent);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
2001
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
2002 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
2003 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
2004
8421
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8417
diff changeset
2005 if (tp->retry_scid.len) {
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
2006 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
2007 }
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
2008
8634
831d1960826f QUIC: generate default stateless reset token key.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
2009 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
2010 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
2011 len += NGX_QUIC_SR_TOKEN_LEN;
8562
b31c02454539 QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents: 8560
diff changeset
2012
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2013 if (pos == NULL) {
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2014 return len;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2015 }
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2016
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2017 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2018 tp->initial_max_data);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2019
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2020 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2021 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2022
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2023 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2024 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2025
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2026 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
2027 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2028
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2029 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
2030 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2031
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2032 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
2033 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2034
8277
50db7ce374b7 Advertise our max_idle_timeout in transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8275
diff changeset
2035 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
2036 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8275
diff changeset
2037
8700
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
2038 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
2039 tp->max_udp_payload_size);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
2040
8628
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
2041 if (tp->disable_active_migration) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
2042 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
2043 ngx_quic_build_int(&p, 0);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
2044 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8625
diff changeset
2045
8422
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8421
diff changeset
2046 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
2047 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8421
diff changeset
2048
8700
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
2049 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
2050 tp->max_ack_delay);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
2051
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
2052 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
2053 tp->ack_delay_exponent);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8699
diff changeset
2054
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
2055 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
2056 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
2057
8421
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8417
diff changeset
2058 if (tp->retry_scid.len) {
8417
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8416
diff changeset
2059 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
2060 }
8383
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8370
diff changeset
2061
8634
831d1960826f QUIC: generate default stateless reset token key.
Roman Arutyunyan <arut@nginx.com>
parents: 8628
diff changeset
2062 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
2063 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
2064 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
2065
8247
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2066 return p - pos;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2067 }
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2068
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 8245
diff changeset
2069
8245
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 8244
diff changeset
2070 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
2071 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
2072 {
8692
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8678
diff changeset
2073 size_t len;
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8678
diff changeset
2074 u_char *start;
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8678
diff changeset
2075 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
2076
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8678
diff changeset
2077 cl = &f->u.close;
8235
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2078
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2079 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
2080 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
2081 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
2082
8692
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8678
diff changeset
2083 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
2084 len += ngx_quic_varint_len(cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 8447
diff changeset
2085 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 8447
diff changeset
2086
8235
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2087 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
2088 len += cl->reason.len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2089
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2090 return len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2091 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2092
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2093 start = p;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2094
8692
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8678
diff changeset
2095 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
2096 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
2097
8692
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8678
diff changeset
2098 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
2099 ngx_quic_build_int(&p, cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 8447
diff changeset
2100 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 8447
diff changeset
2101
8235
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2102 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
2103 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
2104
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2105 return p - start;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8231
diff changeset
2106 }
8676
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8673
diff changeset
2107
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8673
diff changeset
2108
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8673
diff changeset
2109 void
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8673
diff changeset
2110 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
2111 {
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8673
diff changeset
2112 (void) ngx_quic_write_uint64(dcid, key);
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8673
diff changeset
2113 }