Mercurial > hg > nginx-quic

annotate src/event/quic/ngx_event_quic_transport.c @ 8319:ffcaf0aad9f2 quic

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HTTP/3: limited client header size. The limit is the size of all large client header buffers. Client header size is the total size of all client header names and values.
author Roman Arutyunyan <arut@nginx.com>
date Wed, 17 Feb 2021 11:58:32 +0300
parents d710c457171c
children 81bb3a690c10
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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_transport.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
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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_VERSION(c) (0xff000000 + (c))
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71
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72 static u_char *ngx_quic_parse_int(u_char *pos, u_char *end, uint64_t *out);
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73 static ngx_uint_t ngx_quic_varint_len(uint64_t value);
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74 static void ngx_quic_build_int(u_char **pos, uint64_t value);
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75
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76 static u_char *ngx_quic_read_uint8(u_char *pos, u_char *end, uint8_t *value);
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77 static u_char *ngx_quic_read_uint32(u_char *pos, u_char *end, uint32_t *value);
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78 static u_char *ngx_quic_read_bytes(u_char *pos, u_char *end, size_t len,
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79 u_char **out);
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80 static u_char *ngx_quic_copy_bytes(u_char *pos, u_char *end, size_t len,
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81 u_char *dst);
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82
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83 static ngx_int_t ngx_quic_parse_short_header(ngx_quic_header_t *pkt,
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84 size_t dcid_len);
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85 static ngx_int_t ngx_quic_parse_long_header(ngx_quic_header_t *pkt);
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86 static ngx_int_t ngx_quic_supported_version(uint32_t version);
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87 static ngx_int_t ngx_quic_parse_long_header_v1(ngx_quic_header_t *pkt);
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88
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89 static size_t ngx_quic_create_long_header(ngx_quic_header_t *pkt, u_char *out,
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90 size_t pkt_len, u_char **pnp);
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91 static size_t ngx_quic_create_short_header(ngx_quic_header_t *pkt, u_char *out,
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92 size_t pkt_len, u_char **pnp);
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93
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94 static ngx_int_t ngx_quic_frame_allowed(ngx_quic_header_t *pkt,
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95 ngx_uint_t frame_type);
8291
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96 static size_t ngx_quic_create_ping(u_char *p);
8241
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97 static size_t ngx_quic_create_ack(u_char *p, ngx_quic_ack_frame_t *ack,
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98 ngx_chain_t *ranges);
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99 static size_t ngx_quic_create_reset_stream(u_char *p,
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100 ngx_quic_reset_stream_frame_t *rs);
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101 static size_t ngx_quic_create_stop_sending(u_char *p,
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102 ngx_quic_stop_sending_frame_t *ss);
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103 static size_t ngx_quic_create_crypto(u_char *p,
8241
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104 ngx_quic_crypto_frame_t *crypto, ngx_chain_t *data);
7739
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105 static size_t ngx_quic_create_hs_done(u_char *p);
7861
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106 static size_t ngx_quic_create_new_token(u_char *p,
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107 ngx_quic_new_token_frame_t *token);
8241
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108 static size_t ngx_quic_create_stream(u_char *p, ngx_quic_stream_frame_t *sf,
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109 ngx_chain_t *data);
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110 static size_t ngx_quic_create_max_streams(u_char *p,
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111 ngx_quic_max_streams_frame_t *ms);
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112 static size_t ngx_quic_create_max_stream_data(u_char *p,
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113 ngx_quic_max_stream_data_frame_t *ms);
7815
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114 static size_t ngx_quic_create_max_data(u_char *p,
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115 ngx_quic_max_data_frame_t *md);
8069
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116 static size_t ngx_quic_create_path_response(u_char *p,
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117 ngx_quic_path_challenge_frame_t *pc);
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118 static size_t ngx_quic_create_new_connection_id(u_char *p,
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119 ngx_quic_new_conn_id_frame_t *rcid);
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120 static size_t ngx_quic_create_retire_connection_id(u_char *p,
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diff changeset
121 ngx_quic_retire_cid_frame_t *rcid);
8285
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
122 static size_t ngx_quic_create_close(u_char *p, ngx_quic_frame_t *f);
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diff changeset
123
7726
f388c0ad3477 Added processing of client transport parameters.
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parents: 7723
diff changeset
124 static ngx_int_t ngx_quic_parse_transport_param(u_char *p, u_char *end,
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parents: 7723
diff changeset
125 uint16_t id, ngx_quic_tp_t *dst);
f388c0ad3477 Added processing of client transport parameters.
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parents: 7723
diff changeset
126
7690
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diff changeset
127
8060
fc89d02bdca2 QUIC: added version negotiation support.
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parents: 8017
diff changeset
128 uint32_t ngx_quic_versions[] = {
8271
3443ee341cc1 QUIC: draft-33 salt and retry keys.
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parents: 8269
diff changeset
129 #if (NGX_QUIC_DRAFT_VERSION >= 33)
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parents: 8269
diff changeset
130 /* QUICv1 */
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Sergey Kandaurov <pluknet@nginx.com>
parents: 8269
diff changeset
131 0x00000001,
3443ee341cc1 QUIC: draft-33 salt and retry keys.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8269
diff changeset
132 NGX_QUIC_VERSION(33),
3443ee341cc1 QUIC: draft-33 salt and retry keys.
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diff changeset
133 #elif (NGX_QUIC_DRAFT_VERSION >= 29)
8195
4416b7ab0a27 QUIC: multiple versions support.
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parents: 8194
diff changeset
134 NGX_QUIC_VERSION(29),
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parents: 8194
diff changeset
135 NGX_QUIC_VERSION(30),
4416b7ab0a27 QUIC: multiple versions support.
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parents: 8194
diff changeset
136 NGX_QUIC_VERSION(31),
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Sergey Kandaurov <pluknet@nginx.com>
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diff changeset
137 NGX_QUIC_VERSION(32),
4416b7ab0a27 QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8194
diff changeset
138 #else
4416b7ab0a27 QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8194
diff changeset
139 NGX_QUIC_VERSION(NGX_QUIC_DRAFT_VERSION)
4416b7ab0a27 QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8194
diff changeset
140 #endif
8060
fc89d02bdca2 QUIC: added version negotiation support.
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parents: 8017
diff changeset
141 };
fc89d02bdca2 QUIC: added version negotiation support.
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diff changeset
142
fc89d02bdca2 QUIC: added version negotiation support.
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parents: 8017
diff changeset
143 #define NGX_QUIC_NVERSIONS \
fc89d02bdca2 QUIC: added version negotiation support.
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diff changeset
144 (sizeof(ngx_quic_versions) / sizeof(ngx_quic_versions[0]))
fc89d02bdca2 QUIC: added version negotiation support.
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diff changeset
145
fc89d02bdca2 QUIC: added version negotiation support.
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diff changeset
146
7690
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diff changeset
147 /* literal errors indexed by corresponding value */
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diff changeset
148 static char *ngx_quic_errors[] = {
ae35ccba7aa6 Extracted transport part of the code into separate file.
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diff changeset
149 "NO_ERROR",
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diff changeset
150 "INTERNAL_ERROR",
7935
f9592e804834 QUIC error SERVER_BUSY renamed to CONNECTION_REFUSED in draft-29.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7921
diff changeset
151 "CONNECTION_REFUSED",
7690
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parents:
diff changeset
152 "FLOW_CONTROL_ERROR",
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parents:
diff changeset
153 "STREAM_LIMIT_ERROR",
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parents:
diff changeset
154 "STREAM_STATE_ERROR",
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Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
155 "FINAL_SIZE_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
156 "FRAME_ENCODING_ERROR",
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
157 "TRANSPORT_PARAMETER_ERROR",
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parents:
diff changeset
158 "CONNECTION_ID_LIMIT_ERROR",
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parents:
diff changeset
159 "PROTOCOL_VIOLATION",
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parents:
diff changeset
160 "INVALID_TOKEN",
7921
6ea2f1daedb5 Introduced connection error APPLICATION_ERROR from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7920
diff changeset
161 "APPLICATION_ERROR",
7690
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parents:
diff changeset
162 "CRYPTO_BUFFER_EXCEEDED",
7939
769d8bdeffb0 Define KEY_UPDATE_ERROR from quic-tls-24.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7935
diff changeset
163 "KEY_UPDATE_ERROR",
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
164 };
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parents:
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165
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parents:
diff changeset
166
7706
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
167 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
168 ngx_quic_parse_int(u_char *pos, u_char *end, uint64_t *out)
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
169 {
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parents:
diff changeset
170 u_char *p;
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parents:
diff changeset
171 uint64_t value;
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parents:
diff changeset
172 ngx_uint_t len;
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parents:
diff changeset
173
7706
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parents: 7703
diff changeset
174 if (pos >= end) {
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diff changeset
175 return NULL;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
176 }
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
177
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
178 p = pos;
8206
ad7ca043edf5 QUIC: microoptimization in varint parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8204
diff changeset
179 len = 1 << (*p >> 6);
7706
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
180
7690
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parents:
diff changeset
181 value = *p++ & 0x3f;
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parents:
diff changeset
182
7706
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parents: 7703
diff changeset
183 if ((size_t)(end - p) < (len - 1)) {
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
184 return NULL;
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
185 }
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
186
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
187 while (--len) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
188 value = (value << 8) + *p++;
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
189 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
190
7706
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
191 *out = value;
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
192
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
193 return p;
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
194 }
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
195
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
196
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
197 static ngx_inline u_char *
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parents: 7703
diff changeset
198 ngx_quic_read_uint8(u_char *pos, u_char *end, uint8_t *value)
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
199 {
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
200 if ((size_t)(end - pos) < 1) {
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
201 return NULL;
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
202 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
203
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
204 *value = *pos;
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
205
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
206 return pos + 1;
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
207 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
208
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
209
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
210 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
211 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: 7703
diff changeset
212 {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
213 if ((size_t)(end - pos) < sizeof(uint32_t)) {
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
214 return NULL;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
215 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
216
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
217 *value = ngx_quic_parse_uint32(pos);
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
218
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
219 return pos + sizeof(uint32_t);
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
220 }
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
221
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
222
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
223 static ngx_inline u_char *
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
224 ngx_quic_read_bytes(u_char *pos, u_char *end, size_t len, u_char **out)
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
225 {
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
226 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
227 return NULL;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
228 }
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
229
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
230 *out = pos;
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
231
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
232 return pos + len;
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
233 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
234
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
235
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
236 static u_char *
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
237 ngx_quic_copy_bytes(u_char *pos, u_char *end, size_t len, u_char *dst)
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
238 {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
239 if ((size_t)(end - pos) < len) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
240 return NULL;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
241 }
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
242
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
243 ngx_memcpy(dst, pos, len);
1f002206a59b Added boundaries checks into frame parser.
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diff changeset
244
1f002206a59b Added boundaries checks into frame parser.
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parents: 7703
diff changeset
245 return pos + len;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
246 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
247
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
248
8264
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
249 static ngx_uint_t
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
250 ngx_quic_varint_len(uint64_t value)
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
251 {
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
252 ngx_uint_t bits;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
253
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
254 bits = 0;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
255 while (value >> ((8 << bits) - 2)) {
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
256 bits++;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
257 }
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
258
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
259 return 1 << bits;
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
260 }
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
261
5247461c17e1 QUIC: fixed -Wtype-limits with GCC <= 5 (ticket #2104).
Sergey Kandaurov <pluknet@nginx.com>
parents: 8241
diff changeset
262
7690
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parents:
diff changeset
263 static void
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
264 ngx_quic_build_int(u_char **pos, uint64_t value)
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
265 {
ae35ccba7aa6 Extracted transport part of the code into separate file.
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parents:
diff changeset
266 u_char *p;
7828
dd84c9cef75b Improved ngx_quic_build_int() code and readability.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7821
diff changeset
267 ngx_uint_t bits, len;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
268
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
269 p = *pos;
7828
dd84c9cef75b Improved ngx_quic_build_int() code and readability.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7821
diff changeset
270 bits = 0;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
271
7828
dd84c9cef75b Improved ngx_quic_build_int() code and readability.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7821
diff changeset
272 while (value >> ((8 << bits) - 2)) {
dd84c9cef75b Improved ngx_quic_build_int() code and readability.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7821
diff changeset
273 bits++;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
274 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
275
7828
dd84c9cef75b Improved ngx_quic_build_int() code and readability.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7821
diff changeset
276 len = (1 << bits);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
277
7828
dd84c9cef75b Improved ngx_quic_build_int() code and readability.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7821
diff changeset
278 while (len--) {
dd84c9cef75b Improved ngx_quic_build_int() code and readability.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7821
diff changeset
279 *p++ = value >> (len * 8);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
280 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
281
7828
dd84c9cef75b Improved ngx_quic_build_int() code and readability.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7821
diff changeset
282 **pos |= bits << 6;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
283 *pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
284 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
285
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
286
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
287 u_char *
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
288 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
289 {
7942
97adb87f149b Get rid of hardcoded numbers used for quic handshake errors.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7939
diff changeset
290 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: 7939
diff changeset
291 return (u_char *) "handshake error";
97adb87f149b Get rid of hardcoded numbers used for quic handshake errors.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7939
diff changeset
292 }
7819
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 7815
diff changeset
293
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 7815
diff changeset
294 if (error_code >= NGX_QUIC_ERR_LAST) {
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 7815
diff changeset
295 return (u_char *) "unknown error";
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 7815
diff changeset
296 }
76e8ec502c69 Fixed error descriptions.
Vladimir Homutov <vl@nginx.com>
parents: 7815
diff changeset
297
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
298 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
299 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
300
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
301
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
302 ngx_int_t
8098
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
303 ngx_quic_parse_packet(ngx_quic_header_t *pkt)
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
304 {
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
305 if (!ngx_quic_long_pkt(pkt->flags)) {
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
306 pkt->level = ssl_encryption_application;
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
307
8128
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
308 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: 8100
diff changeset
309 {
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
310 return NGX_DECLINED;
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
311 }
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
312
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
313 return NGX_OK;
8098
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
314 }
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
315
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
316 if (ngx_quic_parse_long_header(pkt) != NGX_OK) {
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
317 return NGX_DECLINED;
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
318 }
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
319
8194
340cd26158fb QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8172
diff changeset
320 if (!ngx_quic_supported_version(pkt->version)) {
8098
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
321 return NGX_ABORT;
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
322 }
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
323
8211
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
324 if (ngx_quic_parse_long_header_v1(pkt) != NGX_OK) {
8128
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
325 return NGX_DECLINED;
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
326 }
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
327
a6784cf32c13 QUIC: fixed handling of incorrect packets.
Vladimir Homutov <vl@nginx.com>
parents: 8100
diff changeset
328 return NGX_OK;
8098
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
329 }
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
330
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
331
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
332 static ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
333 ngx_quic_parse_short_header(ngx_quic_header_t *pkt, size_t dcid_len)
8198
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
334 {
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
335 u_char *p, *end;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
336
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
337 p = pkt->raw->pos;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
338 end = pkt->data + pkt->len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
339
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
340 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: 8206
diff changeset
341 "quic packet rx short flags:%xd", pkt->flags);
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
342
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
343 if (!(pkt->flags & NGX_QUIC_PKT_FIXED_BIT)) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
344 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: 8206
diff changeset
345 return NGX_ERROR;
8198
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
346 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
347
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
348 pkt->dcid.len = dcid_len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
349
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
350 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: 8206
diff changeset
351 if (p == NULL) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
352 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: 8206
diff changeset
353 "quic packet is too small to read dcid");
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
354 return NGX_ERROR;
8198
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
355 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
356
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
357 pkt->raw->pos = p;
8198
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
358
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
359 return NGX_OK;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
360 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
361
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
362
8098
d0d3fc0697a0 QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents: 8097
diff changeset
363 static ngx_int_t
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
364 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
365 {
8060
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
366 u_char *p, *end;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
367 uint8_t idlen;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
368
8097
a89a58c642ef QUIC: simplified packet header parsing.
Vladimir Homutov <vl@nginx.com>
parents: 8096
diff changeset
369 p = pkt->raw->pos;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
370 end = pkt->data + pkt->len;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
371
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
372 p = ngx_quic_read_uint32(p, end, &pkt->version);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
373 if (p == NULL) {
7741
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7739
diff changeset
374 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
375 "quic packet is too small to read version");
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
376 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
377 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
378
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
379 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8168
f32740ddd484 QUIC: got rid of "pkt" abbreviation in logs.
Vladimir Homutov <vl@nginx.com>
parents: 8167
diff changeset
380 "quic packet rx long flags:%xd version:%xD",
7836
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7835
diff changeset
381 pkt->flags, pkt->version);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
382
7863
81f85c479d7e Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents: 7862
diff changeset
383 if (!(pkt->flags & NGX_QUIC_PKT_FIXED_BIT)) {
81f85c479d7e Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents: 7862
diff changeset
384 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic fixed bit is not set");
8071
62b58f0a4711 QUIC: discard incorrect packets instead of closing the connection.
Vladimir Homutov <vl@nginx.com>
parents: 8069
diff changeset
385 return NGX_ERROR;
7863
81f85c479d7e Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents: 7862
diff changeset
386 }
81f85c479d7e Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents: 7862
diff changeset
387
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
388 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
389 if (p == NULL) {
7741
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7739
diff changeset
390 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
391 "quic packet is too small to read dcid len");
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
392 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
393 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
394
7864
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
395 if (idlen > NGX_QUIC_CID_LEN_MAX) {
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
396 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: 7863
diff changeset
397 "quic packet dcid is too long");
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
398 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
399 }
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
400
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
401 pkt->dcid.len = idlen;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
402
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
403 p = ngx_quic_read_bytes(p, end, idlen, &pkt->dcid.data);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
404 if (p == NULL) {
7741
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7739
diff changeset
405 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
406 "quic packet is too small to read dcid");
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
407 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
408 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
409
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
410 p = ngx_quic_read_uint8(p, end, &idlen);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
411 if (p == NULL) {
7741
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7739
diff changeset
412 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
413 "quic packet is too small to read scid len");
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
414 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
415 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
416
7864
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
417 if (idlen > NGX_QUIC_CID_LEN_MAX) {
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
418 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: 7863
diff changeset
419 "quic packet scid is too long");
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
420 return NGX_ERROR;
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
421 }
eebdda507ec3 Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents: 7863
diff changeset
422
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
423 pkt->scid.len = idlen;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
424
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
425 p = ngx_quic_read_bytes(p, end, idlen, &pkt->scid.data);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
426 if (p == NULL) {
7741
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7739
diff changeset
427 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
428 "quic packet is too small to read scid");
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
429 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
430 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
431
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
432 pkt->raw->pos = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
433
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
434 return NGX_OK;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
435 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
436
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
437
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
438 static ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
439 ngx_quic_supported_version(uint32_t version)
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
440 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
441 ngx_uint_t i;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
442
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
443 for (i = 0; i < NGX_QUIC_NVERSIONS; i++) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
444 if (ngx_quic_versions[i] == version) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
445 return 1;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
446 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
447 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
448
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
449 return 0;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
450 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
451
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
452
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
453 static ngx_int_t
8211
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
454 ngx_quic_parse_long_header_v1(ngx_quic_header_t *pkt)
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
455 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
456 u_char *p, *end;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
457 uint64_t varint;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
458
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
459 p = pkt->raw->pos;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
460 end = pkt->raw->last;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
461
8211
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
462 pkt->log->action = "parsing quic long header";
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
463
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
464 if (ngx_quic_pkt_in(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
465
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
466 if (pkt->len < NGX_QUIC_MIN_INITIAL_SIZE) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
467 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
468 "quic UDP datagram is too small for initial packet");
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
469 return NGX_DECLINED;
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
470 }
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
471
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
472 p = ngx_quic_parse_int(p, end, &varint);
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
473 if (p == NULL) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
474 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
475 "quic failed to parse token length");
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
476 return NGX_ERROR;
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
477 }
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
478
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
479 pkt->token.len = varint;
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
480
8211
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
481 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: 8210
diff changeset
482 if (p == NULL) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
483 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
484 "quic packet too small to read token data");
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
485 return NGX_ERROR;
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
486 }
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
487
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
488 pkt->level = ssl_encryption_initial;
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
489
8211
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
490 } else if (ngx_quic_pkt_zrtt(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
491 pkt->level = ssl_encryption_early_data;
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
492
8211
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
493 } else if (ngx_quic_pkt_hs(pkt->flags)) {
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
494 pkt->level = ssl_encryption_handshake;
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
495
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
496 } else {
8295
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8293
diff changeset
497 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8293
diff changeset
498 "quic bad packet type");
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8293
diff changeset
499 return NGX_DECLINED;
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
500 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
501
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
502 p = ngx_quic_parse_int(p, end, &varint);
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
503 if (p == NULL) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
504 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: 8206
diff changeset
505 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
506 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
507
8211
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
508 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
509 "quic packet rx %s len:%uL",
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
510 ngx_quic_level_name(pkt->level), varint);
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
511
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
512 if (varint > (uint64_t) ((pkt->data + pkt->len) - p)) {
8211
fe53def49945 QUIC: refactored long header parsing.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8210
diff changeset
513 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: 8210
diff changeset
514 ngx_quic_level_name(pkt->level));
8210
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
515 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
516 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
517
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
518 pkt->raw->pos = p;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
519 pkt->len = p + varint - pkt->data;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
520
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
521 return NGX_OK;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
522 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
523
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
524
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
525 ngx_int_t
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
526 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: 8206
diff changeset
527 ngx_str_t *dcid)
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
528 {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
529 size_t len, offset;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
530
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
531 if (n == 0) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
532 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
533 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
534
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
535 if (ngx_quic_long_pkt(*data)) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
536 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: 8206
diff changeset
537 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
538 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
539
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
540 len = data[NGX_QUIC_LONG_DCID_LEN_OFFSET];
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
541 offset = NGX_QUIC_LONG_DCID_OFFSET;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
542
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
543 } else {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
544 len = NGX_QUIC_SERVER_CID_LEN;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
545 offset = NGX_QUIC_SHORT_DCID_OFFSET;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
546 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
547
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
548 if (n < len + offset) {
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
549 goto failed;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
550 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
551
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
552 dcid->len = len;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
553 dcid->data = &data[offset];
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
554
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
555 return NGX_OK;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
556
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
557 failed:
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
558
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
559 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: 8206
diff changeset
560
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
561 return NGX_ERROR;
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
562 }
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
563
46374c3fee3f QUIC: sorted header parsing functions in order of appearance.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8206
diff changeset
564
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
565 size_t
8060
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
566 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: 8017
diff changeset
567 {
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
568 u_char *p, *start;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
569 ngx_uint_t i;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
570
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
571 p = start = out;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
572
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
573 *p++ = pkt->flags;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
574
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
575 /*
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
576 * The Version field of a Version Negotiation packet
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
577 * MUST be set to 0x00000000
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
578 */
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
579 p = ngx_quic_write_uint32(p, 0);
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
580
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
581 *p++ = pkt->dcid.len;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
582 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
583
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
584 *p++ = pkt->scid.len;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
585 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len);
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
586
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
587 for (i = 0; i < NGX_QUIC_NVERSIONS; i++) {
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
588 p = ngx_quic_write_uint32(p, ngx_quic_versions[i]);
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
589 }
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
590
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
591 return p - start;
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
592 }
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
593
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
594
fc89d02bdca2 QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents: 8017
diff changeset
595 size_t
8212
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8211
diff changeset
596 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: 8211
diff changeset
597 u_char **pnp)
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8211
diff changeset
598 {
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8211
diff changeset
599 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: 8211
diff changeset
600 ? 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: 8211
diff changeset
601 : 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: 8211
diff changeset
602 }
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8211
diff changeset
603
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8211
diff changeset
604
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8211
diff changeset
605 static size_t
7751
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
606 ngx_quic_create_long_header(ngx_quic_header_t *pkt, u_char *out,
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
607 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
608 {
7751
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
609 u_char *p, *start;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
610
8153
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8152
diff changeset
611 if (out == NULL) {
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8152
diff changeset
612 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: 8152
diff changeset
613 + 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: 8152
diff changeset
614 + (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: 8152
diff changeset
615 }
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8152
diff changeset
616
7751
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
617 p = start = out;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
618
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
619 *p++ = pkt->flags;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
620
8194
340cd26158fb QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8172
diff changeset
621 p = ngx_quic_write_uint32(p, pkt->version);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
622
7821
e0abe17a2878 Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents: 7819
diff changeset
623 *p++ = pkt->dcid.len;
e0abe17a2878 Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents: 7819
diff changeset
624 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: 7819
diff changeset
625
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
626 *p++ = pkt->scid.len;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
627 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
628
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
629 if (pkt->level == ssl_encryption_initial) {
8152
d8a0bb1e85bf QUIC: simplified ngx_quic_create_long_header().
Sergey Kandaurov <pluknet@nginx.com>
parents: 8148
diff changeset
630 ngx_quic_build_int(&p, 0);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
631 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
632
7781
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
633 ngx_quic_build_int(&p, pkt_len + pkt->num_len);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
634
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
635 *pnp = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
636
7781
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
637 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
638 case 1:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
639 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
640 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
641 case 2:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
642 p = ngx_quic_write_uint16(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
643 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
644 case 3:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
645 p = ngx_quic_write_uint24(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
646 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
647 case 4:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
648 p = ngx_quic_write_uint32(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
649 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
650 }
7690
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 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
653 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
654
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
655
8212
05b1ee464350 QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8211
diff changeset
656 static size_t
7751
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
657 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: 7743
diff changeset
658 size_t pkt_len, u_char **pnp)
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
659 {
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
660 u_char *p, *start;
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
661
8153
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8152
diff changeset
662 if (out == NULL) {
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8152
diff changeset
663 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: 8152
diff changeset
664 }
ee06a813756c QUIC: teach how to compute only the length of created QUIC headers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8152
diff changeset
665
7751
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
666 p = start = out;
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
667
7781
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
668 *p++ = pkt->flags;
7751
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
669
7821
e0abe17a2878 Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents: 7819
diff changeset
670 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
7751
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
671
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
672 *pnp = p;
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
673
7781
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
674 switch (pkt->num_len) {
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
675 case 1:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
676 *p++ = pkt->trunc;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
677 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
678 case 2:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
679 p = ngx_quic_write_uint16(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
680 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
681 case 3:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
682 p = ngx_quic_write_uint24(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
683 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
684 case 4:
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
685 p = ngx_quic_write_uint32(p, pkt->trunc);
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
686 break;
fdda518d10ba Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents: 7774
diff changeset
687 }
7751
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
688
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
689 return p - start;
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
690 }
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
691
f85749b60e58 Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents: 7743
diff changeset
692
7860
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
693 size_t
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
694 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: 7847
diff changeset
695 u_char **start)
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
696 {
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
697 u_char *p;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
698
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
699 p = out;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
700
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
701 *p++ = pkt->odcid.len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
702 p = ngx_cpymem(p, pkt->odcid.data, pkt->odcid.len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
703
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
704 *start = p;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
705
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
706 *p++ = 0xff;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
707
8194
340cd26158fb QUIC: preparatory changes for multiple QUIC versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8172
diff changeset
708 p = ngx_quic_write_uint32(p, pkt->version);
7860
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
709
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
710 *p++ = pkt->dcid.len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
711 p = ngx_cpymem(p, pkt->dcid.data, pkt->dcid.len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
712
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
713 *p++ = pkt->scid.len;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
714 p = ngx_cpymem(p, pkt->scid.data, pkt->scid.len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
715
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
716 p = ngx_cpymem(p, pkt->token.data, pkt->token.len);
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
717
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
718 return p - out;
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
719 }
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
720
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
721
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
722 #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
723 #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
724 #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
725
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
726 ssize_t
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
727 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: 7703
diff changeset
728 ngx_quic_frame_t *f)
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
729 {
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
730 u_char *p;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
731 uint64_t varint;
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
732 ngx_buf_t *b;
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
733 ngx_uint_t i;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
734
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
735 b = f->data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
736
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
737 p = start;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
738
7708
83a78cca8bce Fixed build.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7707
diff changeset
739 p = ngx_quic_parse_int(p, end, &varint);
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
740 if (p == NULL) {
7862
fb7422074258 Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents: 7861
diff changeset
741 pkt->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR;
7741
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7739
diff changeset
742 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8295
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8293
diff changeset
743 "quic failed to obtain quic frame type");
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
744 return NGX_ERROR;
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
745 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
746
7708
83a78cca8bce Fixed build.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7707
diff changeset
747 f->type = varint;
83a78cca8bce Fixed build.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7707
diff changeset
748
7847
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
749 if (ngx_quic_frame_allowed(pkt, f->type) != NGX_OK) {
7862
fb7422074258 Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents: 7861
diff changeset
750 pkt->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION;
fb7422074258 Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents: 7861
diff changeset
751 return NGX_ERROR;
7847
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
752 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
753
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
754 switch (f->type) {
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
755
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
756 case NGX_QUIC_FT_CRYPTO:
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
757
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
758 p = ngx_quic_parse_int(p, end, &f->u.crypto.offset);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
759 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
760 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
761 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
762
7810
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 7792
diff changeset
763 p = ngx_quic_parse_int(p, end, &f->u.crypto.length);
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
764 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
765 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
766 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
767
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
768 p = ngx_quic_read_bytes(p, end, f->u.crypto.length, &b->pos);
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
769 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
770 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
771 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
772
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
773 b->last = p;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
774
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
775 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
776
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
777 case NGX_QUIC_FT_PADDING:
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
778
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
779 while (p < end && *p == NGX_QUIC_FT_PADDING) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
780 p++;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
781 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
782
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
783 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
784
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
785 case NGX_QUIC_FT_ACK:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
786 case NGX_QUIC_FT_ACK_ECN:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
787
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
788 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: 7833
diff changeset
789 && (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: 7833
diff changeset
790 && (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: 7833
diff changeset
791 && (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: 7833
diff changeset
792 {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
793 goto error;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
794 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
795
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
796 b->pos = p;
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
797
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
798 /* process all ranges to get bounds, values are ignored */
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
799 for (i = 0; i < f->u.ack.range_count; i++) {
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
800
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
801 p = ngx_quic_parse_int(p, end, &varint);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
802 if (p) {
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
803 p = ngx_quic_parse_int(p, end, &varint);
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
804 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
805
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
806 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
807 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
808 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
809 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
810
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
811 b->last = p;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
812
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
813 f->u.ack.ranges_length = b->last - b->pos;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
814
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
815 if (f->type == NGX_QUIC_FT_ACK_ECN) {
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
816
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
817 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: 7833
diff changeset
818 && (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: 7833
diff changeset
819 && (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: 7833
diff changeset
820 {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
821 goto error;
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
822 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
823
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
824 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
825 "quic ACK ECN counters ect0:%uL ect1:%uL ce:%uL",
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
826 f->u.ack.ect0, f->u.ack.ect1, f->u.ack.ce);
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
827 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
828
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
829 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
830
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
831 case NGX_QUIC_FT_PING:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
832 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
833
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
834 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
835
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
836 p = ngx_quic_parse_int(p, end, &f->u.ncid.seqnum);
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
837 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
838 goto error;
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
839 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
840
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
841 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: 7833
diff changeset
842 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
843 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
844 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
845
8076
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
846 if (f->u.ncid.retire > f->u.ncid.seqnum) {
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
847 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
848 }
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
849
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
850 p = ngx_quic_read_uint8(p, end, &f->u.ncid.len);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
851 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
852 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
853 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
854
8076
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
855 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: 8075
diff changeset
856 goto error;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
857 }
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
858
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
859 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: 7703
diff changeset
860 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
861 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
862 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
863
8100
b31c02454539 QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents: 8098
diff changeset
864 p = ngx_quic_copy_bytes(p, end, NGX_QUIC_SR_TOKEN_LEN, f->u.ncid.srt);
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
865 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
866 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
867 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
868
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
869 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
870
8075
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
871 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
872
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
873 p = ngx_quic_parse_int(p, end, &f->u.retire_cid.sequence_number);
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
874 if (p == NULL) {
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
875 goto error;
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
876 }
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
877
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
878 break;
88676e7f4449 QUIC: style.
Vladimir Homutov <vl@nginx.com>
parents: 8071
diff changeset
879
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
880 case NGX_QUIC_FT_CONNECTION_CLOSE:
7953
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
881 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
882
7716
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 7715
diff changeset
883 p = ngx_quic_parse_int(p, end, &f->u.close.error_code);
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
884 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
885 goto error;
7716
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 7715
diff changeset
886 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 7715
diff changeset
887
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 7715
diff changeset
888 if (f->type == NGX_QUIC_FT_CONNECTION_CLOSE) {
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 7715
diff changeset
889 p = ngx_quic_parse_int(p, end, &f->u.close.frame_type);
7722
0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7721
diff changeset
890 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
891 goto error;
7722
0a18893299fe Fixed parsing NGX_QUIC_FT_CONNECTION_CLOSE.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7721
diff changeset
892 }
7716
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 7715
diff changeset
893 }
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 7715
diff changeset
894
7720
856d5a2de258 Fixed build with macOS's long long abomination.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7717
diff changeset
895 p = ngx_quic_parse_int(p, end, &varint);
7716
8f9cb6d66662 Fixed parsing of CONNECTION CLOSE2 frames.
Vladimir Homutov <vl@nginx.com>
parents: 7715
diff changeset
896 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
897 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
898 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
899
7720
856d5a2de258 Fixed build with macOS's long long abomination.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7717
diff changeset
900 f->u.close.reason.len = varint;
856d5a2de258 Fixed build with macOS's long long abomination.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7717
diff changeset
901
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
902 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: 7703
diff changeset
903 &f->u.close.reason.data);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
904 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
905 goto error;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
906 }
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
907
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
908 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
909
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
910 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
911 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
912 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
913 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
914 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
915 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
916 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
917 case NGX_QUIC_FT_STREAM7:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
918
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
919 f->u.stream.type = f->type;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
920
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
921 f->u.stream.off = ngx_quic_stream_bit_off(f->type);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
922 f->u.stream.len = ngx_quic_stream_bit_len(f->type);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
923 f->u.stream.fin = ngx_quic_stream_bit_fin(f->type);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
924
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
925 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: 7703
diff changeset
926 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
927 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
928 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
929
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
930 if (f->type & 0x04) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
931 p = ngx_quic_parse_int(p, end, &f->u.stream.offset);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
932 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
933 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
934 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
935
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
936 } else {
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
937 f->u.stream.offset = 0;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
938 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
939
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
940 if (f->type & 0x02) {
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
941 p = ngx_quic_parse_int(p, end, &f->u.stream.length);
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
942 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
943 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
944 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
945
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
946 } else {
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
947 f->u.stream.length = end - p; /* up to packet end */
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
948 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
949
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
950 p = ngx_quic_read_bytes(p, end, f->u.stream.length, &b->pos);
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
951 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
952 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
953 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
954
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
955 b->last = p;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
956 break;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
957
7703
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7702
diff changeset
958 case NGX_QUIC_FT_MAX_DATA:
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
959
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
960 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: 7703
diff changeset
961 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
962 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
963 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
964
7703
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7702
diff changeset
965 break;
ff540f13d95d MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7702
diff changeset
966
7697
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 7690
diff changeset
967 case NGX_QUIC_FT_RESET_STREAM:
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
968
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
969 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: 7833
diff changeset
970 && (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: 7833
diff changeset
971 && (p = ngx_quic_parse_int(p, end,
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
972 &f->u.reset_stream.final_size))))
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
973 {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
974 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
975 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
976
7697
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 7690
diff changeset
977 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 7690
diff changeset
978
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 7690
diff changeset
979 case NGX_QUIC_FT_STOP_SENDING:
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
980
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
981 p = ngx_quic_parse_int(p, end, &f->u.stop_sending.id);
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
982 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
983 goto error;
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
984 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
985
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
986 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: 7833
diff changeset
987 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
988 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
989 }
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
990
7697
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 7690
diff changeset
991 break;
78540e2160d0 Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents: 7690
diff changeset
992
7702
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 7701
diff changeset
993 case NGX_QUIC_FT_STREAMS_BLOCKED:
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
994 case NGX_QUIC_FT_STREAMS_BLOCKED2:
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
995
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
996 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: 7703
diff changeset
997 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
998 goto error;
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
999 }
7702
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 7701
diff changeset
1000
7706
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
1001 f->u.streams_blocked.bidi =
1f002206a59b Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents: 7703
diff changeset
1002 (f->type == NGX_QUIC_FT_STREAMS_BLOCKED) ? 1 : 0;
7702
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 7701
diff changeset
1003 break;
d3b26c3bea22 Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents: 7701
diff changeset
1004
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1005 case NGX_QUIC_FT_MAX_STREAMS:
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1006 case NGX_QUIC_FT_MAX_STREAMS2:
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1007
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1008 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: 7722
diff changeset
1009 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1010 goto error;
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1011 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1012
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1013 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: 7722
diff changeset
1014
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1015 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1016
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1017 case NGX_QUIC_FT_MAX_STREAM_DATA:
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1018
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
1019 p = ngx_quic_parse_int(p, end, &f->u.max_stream_data.id);
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1020 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1021 goto error;
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
1022 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
1023
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
1024 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: 7833
diff changeset
1025 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1026 goto error;
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1027 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1028
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1029 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1030
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1031 case NGX_QUIC_FT_DATA_BLOCKED:
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1032
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1033 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: 7722
diff changeset
1034 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1035 goto error;
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1036 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1037
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1038 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1039
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1040 case NGX_QUIC_FT_STREAM_DATA_BLOCKED:
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1041
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
1042 p = ngx_quic_parse_int(p, end, &f->u.stream_data_blocked.id);
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1043 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1044 goto error;
7834
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
1045 }
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
1046
05b8dd5d9f7e Retired the ngx_quic_parse_int_multi() function.
Vladimir Homutov <vl@nginx.com>
parents: 7833
diff changeset
1047 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: 7833
diff changeset
1048 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1049 goto error;
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1050 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1051
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1052 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1053
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1054 case NGX_QUIC_FT_PATH_CHALLENGE:
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1055
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1056 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: 7722
diff changeset
1057 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1058 goto error;
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1059 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1060
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1061 break;
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1062
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1063 case NGX_QUIC_FT_PATH_RESPONSE:
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1064
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1065 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: 7722
diff changeset
1066 if (p == NULL) {
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1067 goto error;
7723
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1068 }
085fd6e68367 Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7722
diff changeset
1069
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1070 break;
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1071
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1072 default:
7741
19660929e8ff Logging cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7739
diff changeset
1073 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1074 "quic unknown frame type 0x%xi", f->type);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1075 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1076 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1077
8163
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8155
diff changeset
1078 f->level = pkt->level;
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8155
diff changeset
1079
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1080 return p - start;
7717
c217a907ce42 Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents: 7716
diff changeset
1081
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1082 error:
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1083
7862
fb7422074258 Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents: 7861
diff changeset
1084 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: 7861
diff changeset
1085
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1086 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1087 "quic failed to parse frame type:0x%xi", f->type);
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1088
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1089 return NGX_ERROR;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1090 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1091
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1092
7847
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1093 static ngx_int_t
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1094 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: 7838
diff changeset
1095 {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1096 uint8_t ptype;
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1097
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1098 /* frame permissions per packet: 4 bits: IH01: 12.4, Table 3 */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1099 static uint8_t ngx_quic_frame_masks[] = {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1100 /* PADDING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1101 /* PING */ 0xF,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1102 /* ACK */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1103 /* ACK_ECN */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1104 /* RESET_STREAM */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1105 /* STOP_SENDING */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1106 /* CRYPTO */ 0xD,
7919
c70446e3d771 Treat receipt of NEW_TOKEN as connection error PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7917
diff changeset
1107 /* NEW_TOKEN */ 0x0, /* only sent by server */
7847
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1108 /* STREAM0 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1109 /* STREAM1 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1110 /* STREAM2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1111 /* STREAM3 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1112 /* STREAM4 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1113 /* STREAM5 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1114 /* STREAM6 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1115 /* STREAM7 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1116 /* MAX_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1117 /* MAX_STREAM_DATA */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1118 /* MAX_STREAMS */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1119 /* MAX_STREAMS2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1120 /* DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1121 /* STREAM_DATA_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1122 /* STREAMS_BLOCKED */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1123 /* STREAMS_BLOCKED2 */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1124 /* NEW_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1125 /* RETIRE_CONNECTION_ID */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1126 /* PATH_CHALLENGE */ 0x3,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1127 /* PATH_RESPONSE */ 0x3,
7920
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7919
diff changeset
1128 #if (NGX_QUIC_DRAFT_VERSION >= 28)
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7919
diff changeset
1129 /* CONNECTION_CLOSE */ 0xF,
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7919
diff changeset
1130 /* CONNECTION_CLOSE2 */ 0x3,
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7919
diff changeset
1131 #else
7847
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1132 /* CONNECTION_CLOSE */ 0xD,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1133 /* CONNECTION_CLOSE2 */ 0x1,
7920
3e38dad3a163 Receipt of CONNECTION_CLOSE in 0-RTT is permitted in draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7919
diff changeset
1134 #endif
7847
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1135 /* HANDSHAKE_DONE */ 0x0, /* only sent by server */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1136 };
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1137
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1138 if (ngx_quic_long_pkt(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1139
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1140 if (ngx_quic_pkt_in(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1141 ptype = 8; /* initial */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1142
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1143 } else if (ngx_quic_pkt_hs(pkt->flags)) {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1144 ptype = 4; /* handshake */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1145
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1146 } else {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1147 ptype = 2; /* zero-rtt */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1148 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1149
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1150 } else {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1151 ptype = 1; /* application data */
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1152 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1153
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1154 if (ptype & ngx_quic_frame_masks[frame_type]) {
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1155 return NGX_OK;
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1156 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1157
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1158 ngx_log_error(NGX_LOG_INFO, pkt->log, 0,
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1159 "quic frame type 0x%xi is not "
7996
d2f716e668e8 Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7988
diff changeset
1160 "allowed in packet with flags 0x%xd",
7847
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1161 frame_type, pkt->flags);
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1162
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1163 return NGX_DECLINED;
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1164 }
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1165
262396242352 Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents: 7838
diff changeset
1166
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1167 ssize_t
8163
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8155
diff changeset
1168 ngx_quic_parse_ack_range(ngx_log_t *log, u_char *start, u_char *end,
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1169 uint64_t *gap, uint64_t *range)
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1170 {
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1171 u_char *p;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1172
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1173 p = start;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1174
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1175 p = ngx_quic_parse_int(p, end, gap);
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1176 if (p == NULL) {
8163
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8155
diff changeset
1177 ngx_log_error(NGX_LOG_INFO, log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1178 "quic failed to parse ack frame gap");
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1179 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1180 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1181
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1182 p = ngx_quic_parse_int(p, end, range);
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1183 if (p == NULL) {
8163
b3d9e57d0f62 QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents: 8155
diff changeset
1184 ngx_log_error(NGX_LOG_INFO, log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1185 "quic failed to parse ack frame range");
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1186 return NGX_ERROR;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1187 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1188
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1189 return p - start;
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1190 }
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1191
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1192
8172
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1193 size_t
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1194 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: 8168
diff changeset
1195 {
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1196 size_t len;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1197 u_char *start;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1198
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1199 if (p == NULL) {
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1200 len = ngx_quic_varint_len(gap);
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1201 len += ngx_quic_varint_len(range);
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1202 return len;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1203 }
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1204
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1205 start = p;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1206
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1207 ngx_quic_build_int(&p, gap);
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1208 ngx_quic_build_int(&p, range);
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1209
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1210 return p - start;
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1211 }
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1212
867c189f875d QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents: 8168
diff changeset
1213
7792
1cdd53532309 ACK ranges processing.
Vladimir Homutov <vl@nginx.com>
parents: 7789
diff changeset
1214 ssize_t
7774
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1215 ngx_quic_create_frame(u_char *p, ngx_quic_frame_t *f)
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1216 {
7774
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1217 /*
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1218 * QUIC-recovery, section 2:
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1219 *
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1220 * Ack-eliciting Frames: All frames other than ACK, PADDING, and
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1221 * CONNECTION_CLOSE are considered ack-eliciting.
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1222 */
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1223 f->need_ack = 1;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1224
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1225 switch (f->type) {
8291
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1226 case NGX_QUIC_FT_PING:
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1227 return ngx_quic_create_ping(p);
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1228
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1229 case NGX_QUIC_FT_ACK:
7774
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1230 f->need_ack = 0;
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1231 return ngx_quic_create_ack(p, &f->u.ack, f->data);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1232
8296
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1233 case NGX_QUIC_FT_RESET_STREAM:
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1234 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: 8295
diff changeset
1235
8066
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1236 case NGX_QUIC_FT_STOP_SENDING:
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1237 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: 8063
diff changeset
1238
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1239 case NGX_QUIC_FT_CRYPTO:
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1240 return ngx_quic_create_crypto(p, &f->u.crypto, f->data);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1241
7739
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1242 case NGX_QUIC_FT_HANDSHAKE_DONE:
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1243 return ngx_quic_create_hs_done(p);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1244
7861
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1245 case NGX_QUIC_FT_NEW_TOKEN:
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1246 return ngx_quic_create_new_token(p, &f->u.token);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1247
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1248 case NGX_QUIC_FT_STREAM0:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1249 case NGX_QUIC_FT_STREAM1:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1250 case NGX_QUIC_FT_STREAM2:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1251 case NGX_QUIC_FT_STREAM3:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1252 case NGX_QUIC_FT_STREAM4:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1253 case NGX_QUIC_FT_STREAM5:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1254 case NGX_QUIC_FT_STREAM6:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1255 case NGX_QUIC_FT_STREAM7:
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1256 return ngx_quic_create_stream(p, &f->u.stream, f->data);
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1257
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
1258 case NGX_QUIC_FT_CONNECTION_CLOSE:
7953
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
1259 case NGX_QUIC_FT_CONNECTION_CLOSE_APP:
7774
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1260 f->need_ack = 0;
8285
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
1261 return ngx_quic_create_close(p, f);
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
1262
7711
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1263 case NGX_QUIC_FT_MAX_STREAMS:
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1264 return ngx_quic_create_max_streams(p, &f->u.max_streams);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1265
7732
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1266 case NGX_QUIC_FT_MAX_STREAM_DATA:
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1267 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: 7730
diff changeset
1268
7815
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1269 case NGX_QUIC_FT_MAX_DATA:
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1270 return ngx_quic_create_max_data(p, &f->u.max_data);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1271
8069
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1272 case NGX_QUIC_FT_PATH_RESPONSE:
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1273 return ngx_quic_create_path_response(p, &f->u.path_response);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1274
8198
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1275 case NGX_QUIC_FT_NEW_CONNECTION_ID:
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1276 return ngx_quic_create_new_connection_id(p, &f->u.ncid);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1277
8076
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1278 case NGX_QUIC_FT_RETIRE_CONNECTION_ID:
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1279 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: 8075
diff changeset
1280
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1281 default:
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1282 /* BUG: unsupported frame type generated */
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1283 return NGX_ERROR;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1284 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1285 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1286
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1287
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1288 static size_t
8291
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1289 ngx_quic_create_ping(u_char *p)
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1290 {
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1291 u_char *start;
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1292
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1293 if (p == NULL) {
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1294 return ngx_quic_varint_len(NGX_QUIC_FT_PING);
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1295 }
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1296
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1297 start = p;
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1298
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1299 ngx_quic_build_int(&p, NGX_QUIC_FT_PING);
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1300
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1301 return p - start;
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1302 }
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1303
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1304
9ed95726b99b QUIC: send PING frames on PTO expiration.
Roman Arutyunyan <arut@nginx.com>
parents: 8285
diff changeset
1305 static size_t
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1306 ngx_quic_create_ack(u_char *p, ngx_quic_ack_frame_t *ack, ngx_chain_t *ranges)
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1307 {
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1308 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1309 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1310 ngx_buf_t *b;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1311
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1312 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1313 len = ngx_quic_varint_len(NGX_QUIC_FT_ACK);
7774
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1314 len += ngx_quic_varint_len(ack->largest);
7988
0d1ad81dd65c QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents: 7953
diff changeset
1315 len += ngx_quic_varint_len(ack->delay);
8155
38c7dd720774 QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents: 8153
diff changeset
1316 len += ngx_quic_varint_len(ack->range_count);
7774
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1317 len += ngx_quic_varint_len(ack->first_range);
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1318 len += ack->ranges_length;
8155
38c7dd720774 QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents: 8153
diff changeset
1319
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1320 return len;
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
7710
d60205f37f5a Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents: 7709
diff changeset
1323 start = p;
d60205f37f5a Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents: 7709
diff changeset
1324
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1325 ngx_quic_build_int(&p, NGX_QUIC_FT_ACK);
7774
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1326 ngx_quic_build_int(&p, ack->largest);
7988
0d1ad81dd65c QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents: 7953
diff changeset
1327 ngx_quic_build_int(&p, ack->delay);
8155
38c7dd720774 QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents: 8153
diff changeset
1328 ngx_quic_build_int(&p, ack->range_count);
7774
e10b4c61420f Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents: 7773
diff changeset
1329 ngx_quic_build_int(&p, ack->first_range);
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1330
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1331 while (ranges) {
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1332 b = ranges->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1333 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1334 ranges = ranges->next;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1335 }
8155
38c7dd720774 QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents: 8153
diff changeset
1336
7710
d60205f37f5a Fixed ACKs to packet numbers greater than 63.
Roman Arutyunyan <arut@nginx.com>
parents: 7709
diff changeset
1337 return p - start;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1338 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1339
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1340
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1341 static size_t
8296
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1342 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: 8295
diff changeset
1343 {
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1344 size_t len;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1345 u_char *start;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1346
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1347 if (p == NULL) {
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1348 len = ngx_quic_varint_len(NGX_QUIC_FT_RESET_STREAM);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1349 len += ngx_quic_varint_len(rs->id);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1350 len += ngx_quic_varint_len(rs->error_code);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1351 len += ngx_quic_varint_len(rs->final_size);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1352 return len;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1353 }
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1354
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1355 start = p;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1356
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1357 ngx_quic_build_int(&p, NGX_QUIC_FT_RESET_STREAM);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1358 ngx_quic_build_int(&p, rs->id);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1359 ngx_quic_build_int(&p, rs->error_code);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1360 ngx_quic_build_int(&p, rs->final_size);
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1361
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1362 return p - start;
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1363 }
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1364
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1365
d710c457171c QUIC: added ability to reset a stream.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8295
diff changeset
1366 static size_t
8066
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1367 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: 8063
diff changeset
1368 {
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1369 size_t len;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1370 u_char *start;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1371
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1372 if (p == NULL) {
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1373 len = ngx_quic_varint_len(NGX_QUIC_FT_STOP_SENDING);
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1374 len += ngx_quic_varint_len(ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1375 len += ngx_quic_varint_len(ss->error_code);
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1376 return len;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1377 }
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1378
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1379 start = p;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1380
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1381 ngx_quic_build_int(&p, NGX_QUIC_FT_STOP_SENDING);
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1382 ngx_quic_build_int(&p, ss->id);
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1383 ngx_quic_build_int(&p, ss->error_code);
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1384
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1385 return p - start;
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1386 }
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1387
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1388
97da6521657c QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents: 8063
diff changeset
1389 static size_t
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1390 ngx_quic_create_crypto(u_char *p, ngx_quic_crypto_frame_t *crypto,
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1391 ngx_chain_t *data)
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1392 {
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1393 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1394 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1395 ngx_buf_t *b;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1396
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1397 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1398 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
1399 len += ngx_quic_varint_len(crypto->offset);
7810
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 7792
diff changeset
1400 len += ngx_quic_varint_len(crypto->length);
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 7792
diff changeset
1401 len += crypto->length;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1402
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1403 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1404 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1405
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1406 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1407
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1408 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
1409 ngx_quic_build_int(&p, crypto->offset);
7810
167d32476737 Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents: 7792
diff changeset
1410 ngx_quic_build_int(&p, crypto->length);
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1411
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1412 while (data) {
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1413 b = data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1414 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1415 data = data->next;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1416 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1417
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1418 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1419 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1420
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1421
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1422 static size_t
7739
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1423 ngx_quic_create_hs_done(u_char *p)
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1424 {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1425 u_char *start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1426
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1427 if (p == NULL) {
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1428 return ngx_quic_varint_len(NGX_QUIC_FT_HANDSHAKE_DONE);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1429 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1430
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1431 start = p;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1432
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1433 ngx_quic_build_int(&p, NGX_QUIC_FT_HANDSHAKE_DONE);
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1434
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1435 return p - start;
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1436 }
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1437
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1438
cb75f194f1f0 Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents: 7735
diff changeset
1439 static size_t
7861
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1440 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: 7860
diff changeset
1441 {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1442 size_t len;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1443 u_char *start;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1444
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1445 if (p == NULL) {
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1446 len = ngx_quic_varint_len(NGX_QUIC_FT_NEW_TOKEN);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1447 len += ngx_quic_varint_len(token->length);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1448 len += token->length;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1449
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1450 return len;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1451 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1452
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1453 start = p;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1454
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1455 ngx_quic_build_int(&p, NGX_QUIC_FT_NEW_TOKEN);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1456 ngx_quic_build_int(&p, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1457 p = ngx_cpymem(p, token->data, token->length);
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1458
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1459 return p - start;
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1460 }
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1461
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1462
52d0c4832570 Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7860
diff changeset
1463 static size_t
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1464 ngx_quic_create_stream(u_char *p, ngx_quic_stream_frame_t *sf,
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1465 ngx_chain_t *data)
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1466 {
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1467 size_t len;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1468 u_char *start;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1469 ngx_buf_t *b;
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1470
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1471 if (p == NULL) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1472 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
1473
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1474 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1475 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
1476 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1477
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1478 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
1479
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1480 /* 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
1481 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
1482
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1483 len += sf->length;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1484
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1485 return len;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1486 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1487
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1488 start = p;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1489
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1490 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
1491 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
1492
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1493 if (sf->off) {
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1494 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
1495 }
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1496
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1497 /* 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
1498 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
1499
8241
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1500 while (data) {
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1501 b = data->buf;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1502 p = ngx_cpymem(p, b->pos, b->last - b->pos);
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1503 data = data->next;
2dfc5ef29973 QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents: 8235
diff changeset
1504 }
7690
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1505
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1506 return p - start;
ae35ccba7aa6 Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff changeset
1507 }
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
1508
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
1509
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
1510 static size_t
7711
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1511 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: 7710
diff changeset
1512 {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1513 size_t len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1514 u_char *start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1515 ngx_uint_t type;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1516
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1517 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: 7710
diff changeset
1518
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1519 if (p == NULL) {
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1520 len = ngx_quic_varint_len(type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1521 len += ngx_quic_varint_len(ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1522 return len;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1523 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1524
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1525 start = p;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1526
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1527 ngx_quic_build_int(&p, type);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1528 ngx_quic_build_int(&p, ms->limit);
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1529
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1530 return p - start;
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1531 }
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1532
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
1533
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1534 static ngx_int_t
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1535 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: 7723
diff changeset
1536 ngx_quic_tp_t *dst)
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1537 {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1538 uint64_t varint;
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1539 ngx_str_t str;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1540
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1541 varint = 0;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1542 ngx_str_null(&str);
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1543
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1544 switch (id) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1545
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1546 case NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1547 /* zero-length option */
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1548 if (end - p != 0) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1549 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1550 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1551 dst->disable_active_migration = 1;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1552 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1553
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1554 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
7910
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7909
diff changeset
1555 case NGX_QUIC_TP_MAX_UDP_PAYLOAD_SIZE:
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1556 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1557 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1558 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1559 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1560 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1561 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1562 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1563 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1564 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1565
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1566 p = ngx_quic_parse_int(p, end, &varint);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1567 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1568 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1569 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1570 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1571
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1572 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1573
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1574 str.len = end - p;
8141
b95aa1cb8f98 QUIC: fixed dead store assignment.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8128
diff changeset
1575 str.data = p;
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1576 break;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1577
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1578 default:
7728
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1579 return NGX_DECLINED;
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1580 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1581
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1582 switch (id) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1583
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1584 case NGX_QUIC_TP_MAX_IDLE_TIMEOUT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1585 dst->max_idle_timeout = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1586 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1587
7910
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7909
diff changeset
1588 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: 7909
diff changeset
1589 dst->max_udp_payload_size = varint;
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1590 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1591
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1592 case NGX_QUIC_TP_INITIAL_MAX_DATA:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1593 dst->initial_max_data = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1594 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1595
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1596 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1597 dst->initial_max_stream_data_bidi_local = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1598 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1599
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1600 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1601 dst->initial_max_stream_data_bidi_remote = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1602 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1603
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1604 case NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1605 dst->initial_max_stream_data_uni = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1606 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1607
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1608 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1609 dst->initial_max_streams_bidi = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1610 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1611
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1612 case NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1613 dst->initial_max_streams_uni = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1614 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1615
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1616 case NGX_QUIC_TP_ACK_DELAY_EXPONENT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1617 dst->ack_delay_exponent = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1618 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1619
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1620 case NGX_QUIC_TP_MAX_ACK_DELAY:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1621 dst->max_ack_delay = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1622 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1623
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1624 case NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1625 dst->active_connection_id_limit = varint;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1626 break;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1627
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1628 case NGX_QUIC_TP_INITIAL_SCID:
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1629 dst->initial_scid = str;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1630 break;
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1631
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1632 default:
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1633 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1634 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1635
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1636 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1637 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1638
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1639
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1640 ngx_int_t
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1641 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: 7723
diff changeset
1642 ngx_log_t *log)
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1643 {
7833
42198f77ac85 Removed support of drafts older than currently latest 27.
Vladimir Homutov <vl@nginx.com>
parents: 7828
diff changeset
1644 uint64_t id, len;
7728
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1645 ngx_int_t rc;
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1646
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1647 while (p < end) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1648 p = ngx_quic_parse_int(p, end, &id);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1649 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1650 ngx_log_error(NGX_LOG_INFO, log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1651 "quic failed to parse transport param id");
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1652 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1653 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1654
7909
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7868
diff changeset
1655 switch (id) {
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1656 case NGX_QUIC_TP_ORIGINAL_DCID:
7909
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7868
diff changeset
1657 case NGX_QUIC_TP_PREFERRED_ADDRESS:
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1658 case NGX_QUIC_TP_RETRY_SCID:
8100
b31c02454539 QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents: 8098
diff changeset
1659 case NGX_QUIC_TP_SR_TOKEN:
7909
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7868
diff changeset
1660 ngx_log_error(NGX_LOG_INFO, log, 0,
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7868
diff changeset
1661 "quic client sent forbidden transport param"
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1662 " id:0x%xL", id);
7909
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7868
diff changeset
1663 return NGX_ERROR;
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7868
diff changeset
1664 }
49a98760afd2 Rejected forbidden transport parameters with TRANSPORT_PARAMETER_ERROR.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7868
diff changeset
1665
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1666 p = ngx_quic_parse_int(p, end, &len);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1667 if (p == NULL) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1668 ngx_log_error(NGX_LOG_INFO, log, 0,
8295
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8293
diff changeset
1669 "quic failed to parse"
d4e02b3b734f QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8293
diff changeset
1670 " transport param id:0x%xL length", id);
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1671 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1672 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1673
7728
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1674 rc = ngx_quic_parse_transport_param(p, p + len, id, tp);
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1675
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1676 if (rc == NGX_ERROR) {
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1677 ngx_log_error(NGX_LOG_INFO, log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1678 "quic failed to parse"
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1679 " transport param id:0x%xL data", id);
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1680 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1681 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1682
7728
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1683 if (rc == NGX_DECLINED) {
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1684 ngx_log_error(NGX_LOG_INFO, log, 0,
8292
e24e5650d7b4 QUIC: distinguish reserved transport parameters in logging.
Vladimir Homutov <vl@nginx.com>
parents: 8291
diff changeset
1685 "quic %s transport param id:0x%xL, skipped",
e24e5650d7b4 QUIC: distinguish reserved transport parameters in logging.
Vladimir Homutov <vl@nginx.com>
parents: 8291
diff changeset
1686 (id % 31 == 27) ? "reserved" : "unknown", id);
7728
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1687 }
66f59c67adf4 Skip unknown transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7727
diff changeset
1688
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1689 p += len;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1690 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1691
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1692 if (p != end) {
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1693 ngx_log_error(NGX_LOG_INFO, log, 0,
7838
336d527ca031 Error messages cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7837
diff changeset
1694 "quic trailing garbage in"
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1695 " transport parameters: bytes:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1696 end - p);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1697 return NGX_ERROR;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1698 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1699
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1700 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, log, 0,
7836
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7835
diff changeset
1701 "quic transport parameters parsed ok");
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1702
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1703 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
7836
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7835
diff changeset
1704 "quic tp disable active migration: %ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1705 tp->disable_active_migration);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1706
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1707 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp idle_timeout:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1708 tp->max_idle_timeout);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1709
7910
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7909
diff changeset
1710 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1711 "quic tp max_udp_payload_size:%ui",
7910
125cbfa77013 Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7909
diff changeset
1712 tp->max_udp_payload_size);
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1713
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1714 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp max_data:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1715 tp->initial_max_data);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1716
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1717 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1718 "quic tp max_stream_data_bidi_local:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1719 tp->initial_max_stream_data_bidi_local);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1720
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1721 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1722 "quic tp max_stream_data_bidi_remote:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1723 tp->initial_max_stream_data_bidi_remote);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1724
7836
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7835
diff changeset
1725 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1726 "quic tp max_stream_data_uni:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1727 tp->initial_max_stream_data_uni);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1728
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1729 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1730 "quic tp initial_max_streams_bidi:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1731 tp->initial_max_streams_bidi);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1732
7836
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7835
diff changeset
1733 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1734 "quic tp initial_max_streams_uni:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1735 tp->initial_max_streams_uni);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1736
7836
2f900ae486bc Debug cleanup.
Vladimir Homutov <vl@nginx.com>
parents: 7835
diff changeset
1737 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1738 "quic tp ack_delay_exponent:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1739 tp->ack_delay_exponent);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1740
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1741 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "quic tp max_ack_delay:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1742 tp->max_ack_delay);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1743
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1744 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0,
8164
eed49b83e18f QUIC: revised value separators in debug and error messages.
Vladimir Homutov <vl@nginx.com>
parents: 8163
diff changeset
1745 "quic tp active_connection_id_limit:%ui",
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1746 tp->active_connection_id_limit);
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1747
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1748 #if (NGX_QUIC_DRAFT_VERSION >= 28)
8235
dbad2d6d1898 QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents: 8212
diff changeset
1749 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0,
dbad2d6d1898 QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents: 8212
diff changeset
1750 "quic tp initial source_connection_id len:%uz %xV",
dbad2d6d1898 QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents: 8212
diff changeset
1751 tp->initial_scid.len, &tp->initial_scid);
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1752 #endif
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1753
7726
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1754 return NGX_OK;
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1755 }
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1756
f388c0ad3477 Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7723
diff changeset
1757
7732
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1758 static size_t
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1759 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: 7730
diff changeset
1760 {
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1761 size_t len;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1762 u_char *start;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1763
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1764 if (p == NULL) {
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1765 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: 7730
diff changeset
1766 len += ngx_quic_varint_len(ms->id);
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1767 len += ngx_quic_varint_len(ms->limit);
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1768 return len;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1769 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1770
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1771 start = p;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1772
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1773 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: 7730
diff changeset
1774 ngx_quic_build_int(&p, ms->id);
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1775 ngx_quic_build_int(&p, ms->limit);
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1776
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1777 return p - start;
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1778 }
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1779
f92e583fc256 Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents: 7730
diff changeset
1780
7815
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1781 static size_t
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1782 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: 7810
diff changeset
1783 {
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1784 size_t len;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1785 u_char *start;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1786
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1787 if (p == NULL) {
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1788 len = ngx_quic_varint_len(NGX_QUIC_FT_MAX_DATA);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1789 len += ngx_quic_varint_len(md->max_data);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1790 return len;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1791 }
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1792
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1793 start = p;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1794
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1795 ngx_quic_build_int(&p, NGX_QUIC_FT_MAX_DATA);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1796 ngx_quic_build_int(&p, md->max_data);
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1797
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1798 return p - start;
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1799 }
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1800
0f9e9786b90d Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents: 7810
diff changeset
1801
8069
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1802 static size_t
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1803 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: 8066
diff changeset
1804 {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1805 size_t len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1806 u_char *start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1807
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1808 if (p == NULL) {
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1809 len = ngx_quic_varint_len(NGX_QUIC_FT_PATH_RESPONSE);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1810 len += sizeof(pc->data);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1811 return len;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1812 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1813
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1814 start = p;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1815
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1816 ngx_quic_build_int(&p, NGX_QUIC_FT_PATH_RESPONSE);
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1817 p = ngx_cpymem(p, &pc->data, sizeof(pc->data));
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1818
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1819 return p - start;
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1820 }
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1821
4ff2a0b747d1 QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents: 8066
diff changeset
1822
8076
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1823 static size_t
8198
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1824 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: 8195
diff changeset
1825 {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1826 size_t len;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1827 u_char *start;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1828
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1829 if (p == NULL) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1830 len = ngx_quic_varint_len(NGX_QUIC_FT_NEW_CONNECTION_ID);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1831 len += ngx_quic_varint_len(ncid->seqnum);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1832 len += ngx_quic_varint_len(ncid->retire);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1833 len++;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1834 len += ncid->len;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1835 len += NGX_QUIC_SR_TOKEN_LEN;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1836 return len;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1837 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1838
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1839 start = p;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1840
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1841 ngx_quic_build_int(&p, NGX_QUIC_FT_NEW_CONNECTION_ID);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1842 ngx_quic_build_int(&p, ncid->seqnum);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1843 ngx_quic_build_int(&p, ncid->retire);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1844 *p++ = ncid->len;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1845 p = ngx_cpymem(p, ncid->cid, ncid->len);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1846 p = ngx_cpymem(p, ncid->srt, NGX_QUIC_SR_TOKEN_LEN);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1847
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1848 return p - start;
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1849 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1850
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1851
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1852 static size_t
8076
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1853 ngx_quic_create_retire_connection_id(u_char *p,
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1854 ngx_quic_retire_cid_frame_t *rcid)
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1855 {
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1856 size_t len;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1857 u_char *start;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1858
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1859 if (p == NULL) {
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1860 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: 8075
diff changeset
1861 len += ngx_quic_varint_len(rcid->sequence_number);
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1862 return len;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1863 }
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1864
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1865 start = p;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1866
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1867 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: 8075
diff changeset
1868 ngx_quic_build_int(&p, rcid->sequence_number);
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1869
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1870 return p - start;
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1871 }
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1872
3afaaaa930ab QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents: 8075
diff changeset
1873
7713
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1874 ssize_t
7917
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
1875 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: 7916
diff changeset
1876 size_t *clen)
7713
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1877 {
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1878 u_char *p;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1879 size_t len;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1880
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1881 #define ngx_quic_tp_len(id, value) \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1882 ngx_quic_varint_len(id) \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1883 + ngx_quic_varint_len(value) \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1884 + ngx_quic_varint_len(ngx_quic_varint_len(value))
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1885
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1886 #define ngx_quic_tp_vint(id, value) \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1887 do { \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1888 ngx_quic_build_int(&p, id); \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1889 ngx_quic_build_int(&p, ngx_quic_varint_len(value)); \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1890 ngx_quic_build_int(&p, value); \
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1891 } while (0)
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1892
7911
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1893 #define ngx_quic_tp_strlen(id, value) \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1894 ngx_quic_varint_len(id) \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1895 + ngx_quic_varint_len(value.len) \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1896 + value.len
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1897
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1898 #define ngx_quic_tp_str(id, value) \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1899 do { \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1900 ngx_quic_build_int(&p, id); \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1901 ngx_quic_build_int(&p, value.len); \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1902 p = ngx_cpymem(p, value.data, value.len); \
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1903 } while (0)
78e362f0b081 Introduced macros for building length-value transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7910
diff changeset
1904
7713
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1905 p = pos;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1906
7917
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
1907 len = ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_DATA, tp->initial_max_data);
7713
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1908
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1909 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1910 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1911
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1912 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1913 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1914
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1915 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1916 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1917
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1918 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1919 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1920
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1921 len += ngx_quic_tp_len(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1922 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1923
7743
50db7ce374b7 Advertise our max_idle_timeout in transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7741
diff changeset
1924 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: 7741
diff changeset
1925 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7741
diff changeset
1926
8293
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1927 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: 8292
diff changeset
1928 tp->max_udp_payload_size);
7917
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
1929
8198
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1930 if (tp->disable_active_migration) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1931 len += ngx_quic_varint_len(NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1932 len += ngx_quic_varint_len(0);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1933 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1934
7917
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
1935 len += ngx_quic_tp_len(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT,
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
1936 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
1937
8293
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1938 /* 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: 8292
diff changeset
1939 if (clen) {
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1940 *clen = len;
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1941 }
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1942
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1943 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: 8292
diff changeset
1944 tp->max_ack_delay);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1945
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1946 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: 8292
diff changeset
1947 tp->ack_delay_exponent);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1948
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1949 #if (NGX_QUIC_DRAFT_VERSION >= 28)
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1950 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: 7911
diff changeset
1951 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: 7911
diff changeset
1952
7916
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7912
diff changeset
1953 if (tp->retry_scid.len) {
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1954 len += ngx_quic_tp_strlen(NGX_QUIC_TP_RETRY_SCID, tp->retry_scid);
7916
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7912
diff changeset
1955 }
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1956 #else
7916
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7912
diff changeset
1957 if (tp->original_dcid.len) {
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1958 len += ngx_quic_tp_strlen(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
7916
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7912
diff changeset
1959 }
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
1960 #endif
7860
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
1961
8204
831d1960826f QUIC: generate default stateless reset token key.
Roman Arutyunyan <arut@nginx.com>
parents: 8198
diff changeset
1962 len += ngx_quic_varint_len(NGX_QUIC_TP_SR_TOKEN);
831d1960826f QUIC: generate default stateless reset token key.
Roman Arutyunyan <arut@nginx.com>
parents: 8198
diff changeset
1963 len += ngx_quic_varint_len(NGX_QUIC_SR_TOKEN_LEN);
831d1960826f QUIC: generate default stateless reset token key.
Roman Arutyunyan <arut@nginx.com>
parents: 8198
diff changeset
1964 len += NGX_QUIC_SR_TOKEN_LEN;
8100
b31c02454539 QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents: 8098
diff changeset
1965
7713
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1966 if (pos == NULL) {
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1967 return len;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1968 }
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1969
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1970 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_DATA,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1971 tp->initial_max_data);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1972
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1973 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1974 tp->initial_max_streams_uni);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1975
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1976 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1977 tp->initial_max_streams_bidi);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1978
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1979 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1980 tp->initial_max_stream_data_bidi_local);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1981
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1982 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1983 tp->initial_max_stream_data_bidi_remote);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1984
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1985 ngx_quic_tp_vint(NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI,
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1986 tp->initial_max_stream_data_uni);
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
1987
7743
50db7ce374b7 Advertise our max_idle_timeout in transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7741
diff changeset
1988 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: 7741
diff changeset
1989 tp->max_idle_timeout);
50db7ce374b7 Advertise our max_idle_timeout in transport parameters.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7741
diff changeset
1990
8293
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1991 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: 8292
diff changeset
1992 tp->max_udp_payload_size);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
1993
8198
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1994 if (tp->disable_active_migration) {
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1995 ngx_quic_build_int(&p, NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1996 ngx_quic_build_int(&p, 0);
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1997 }
45db1b5c1706 QUIC: connection multiplexing per port.
Roman Arutyunyan <arut@nginx.com>
parents: 8195
diff changeset
1998
7917
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
1999 ngx_quic_tp_vint(NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT,
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
2000 tp->active_connection_id_limit);
90b02ff6b003 Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7916
diff changeset
2001
8293
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
2002 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: 8292
diff changeset
2003 tp->max_ack_delay);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
2004
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
2005 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: 8292
diff changeset
2006 tp->ack_delay_exponent);
75603531064a QUIC: updated list of transport parameters to be sent.
Vladimir Homutov <vl@nginx.com>
parents: 8292
diff changeset
2007
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
2008 #if (NGX_QUIC_DRAFT_VERSION >= 28)
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
2009 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: 7911
diff changeset
2010 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: 7911
diff changeset
2011
7916
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7912
diff changeset
2012 if (tp->retry_scid.len) {
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
2013 ngx_quic_tp_str(NGX_QUIC_TP_RETRY_SCID, tp->retry_scid);
7916
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7912
diff changeset
2014 }
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
2015 #else
7916
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7912
diff changeset
2016 if (tp->original_dcid.len) {
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
2017 ngx_quic_tp_str(NGX_QUIC_TP_ORIGINAL_DCID, tp->original_dcid);
7916
c206233d9c29 Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7912
diff changeset
2018 }
7912
6633f17044eb QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7911
diff changeset
2019 #endif
7860
7ea34e13937f Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7847
diff changeset
2020
8204
831d1960826f QUIC: generate default stateless reset token key.
Roman Arutyunyan <arut@nginx.com>
parents: 8198
diff changeset
2021 ngx_quic_build_int(&p, NGX_QUIC_TP_SR_TOKEN);
831d1960826f QUIC: generate default stateless reset token key.
Roman Arutyunyan <arut@nginx.com>
parents: 8198
diff changeset
2022 ngx_quic_build_int(&p, NGX_QUIC_SR_TOKEN_LEN);
831d1960826f QUIC: generate default stateless reset token key.
Roman Arutyunyan <arut@nginx.com>
parents: 8198
diff changeset
2023 p = ngx_cpymem(p, tp->sr_token, NGX_QUIC_SR_TOKEN_LEN);
8100
b31c02454539 QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents: 8098
diff changeset
2024
7713
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
2025 return p - pos;
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
2026 }
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
2027
e9891e8ee975 Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents: 7711
diff changeset
2028
7711
a14afe21e692 Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents: 7710
diff changeset
2029 static size_t
8285
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2030 ngx_quic_create_close(u_char *p, ngx_quic_frame_t *f)
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2031 {
8285
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2032 size_t len;
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2033 u_char *start;
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2034 ngx_quic_close_frame_t *cl;
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2035
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2036 cl = &f->u.close;
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2037
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2038 if (p == NULL) {
8285
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2039 len = ngx_quic_varint_len(f->type);
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2040 len += ngx_quic_varint_len(cl->error_code);
7953
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
2041
8285
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2042 if (f->type != NGX_QUIC_FT_CONNECTION_CLOSE_APP) {
7953
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
2043 len += ngx_quic_varint_len(cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
2044 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
2045
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2046 len += ngx_quic_varint_len(cl->reason.len);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2047 len += cl->reason.len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2048
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2049 return len;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2050 }
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2051
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2052 start = p;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2053
8285
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2054 ngx_quic_build_int(&p, f->type);
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2055 ngx_quic_build_int(&p, cl->error_code);
7953
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
2056
8285
0697294f79a4 QUIC: removed redundant "app" flag from ngx_quic_close_frame_t.
Sergey Kandaurov <pluknet@nginx.com>
parents: 8271
diff changeset
2057 if (f->type != NGX_QUIC_FT_CONNECTION_CLOSE_APP) {
7953
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
2058 ngx_quic_build_int(&p, cl->frame_type);
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
2059 }
e0f92f68e018 QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents: 7942
diff changeset
2060
7701
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2061 ngx_quic_build_int(&p, cl->reason.len);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2062 p = ngx_cpymem(p, cl->reason.data, cl->reason.len);
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2063
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2064 return p - start;
552d6868091b Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents: 7697
diff changeset
2065 }
8269
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8266
diff changeset
2066
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8266
diff changeset
2067
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8266
diff changeset
2068 void
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8266
diff changeset
2069 ngx_quic_dcid_encode_key(u_char *dcid, uint64_t key)
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8266
diff changeset
2070 {
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8266
diff changeset
2071 (void) ngx_quic_write_uint64(dcid, key);
7df607cb2d11 QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents: 8266
diff changeset
2072 }