Mercurial > hg > nginx-quic
annotate src/event/quic/ngx_event_quic_transport.h @ 8275:916a2e1d6617 quic
HTTP/3: client header validation.
A header with the name containing null, CR, LF, colon or uppercase characters,
is now considered an error. A header with the value containing null, CR or LF,
is also considered an error.
Also, header is considered invalid unless its name only contains lowercase
characters, digits, minus and optionally underscore. Such header can be
optionally ignored.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Mon, 18 Jan 2021 13:43:36 +0300 |
parents | c57b6fc90f90 |
children | dffb66fb783b |
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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 #ifndef _NGX_EVENT_QUIC_TRANSPORT_H_INCLUDED_ |
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8 #define _NGX_EVENT_QUIC_TRANSPORT_H_INCLUDED_ |
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9 |
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10 |
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11 #include <ngx_config.h> |
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12 #include <ngx_core.h> |
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13 |
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14 |
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15 /* QUIC flags in first byte, see quic-transport 17.2 and 17.3 */ |
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16 |
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17 #define NGX_QUIC_PKT_LONG 0x80 /* header form */ |
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18 #define NGX_QUIC_PKT_FIXED_BIT 0x40 |
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19 #define NGX_QUIC_PKT_TYPE 0x30 /* in long packet */ |
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20 #define NGX_QUIC_PKT_KPHASE 0x04 /* in short packet */ |
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21 |
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22 #define ngx_quic_long_pkt(flags) ((flags) & NGX_QUIC_PKT_LONG) |
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23 #define ngx_quic_short_pkt(flags) (((flags) & NGX_QUIC_PKT_LONG) == 0) |
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24 |
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25 /* Long packet types */ |
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26 #define NGX_QUIC_PKT_INITIAL 0x00 |
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27 #define NGX_QUIC_PKT_ZRTT 0x10 |
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28 #define NGX_QUIC_PKT_HANDSHAKE 0x20 |
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29 #define NGX_QUIC_PKT_RETRY 0x30 |
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30 |
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31 #define ngx_quic_pkt_in(flags) \ |
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32 (((flags) & NGX_QUIC_PKT_TYPE) == NGX_QUIC_PKT_INITIAL) |
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33 #define ngx_quic_pkt_zrtt(flags) \ |
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34 (((flags) & NGX_QUIC_PKT_TYPE) == NGX_QUIC_PKT_ZRTT) |
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35 #define ngx_quic_pkt_hs(flags) \ |
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36 (((flags) & NGX_QUIC_PKT_TYPE) == NGX_QUIC_PKT_HANDSHAKE) |
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37 #define ngx_quic_pkt_retry(flags) \ |
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38 (((flags) & NGX_QUIC_PKT_TYPE) == NGX_QUIC_PKT_RETRY) |
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39 |
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40 #define ngx_quic_pkt_rb_mask(flags) \ |
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41 (ngx_quic_long_pkt(flags) ? 0x0C : 0x18) |
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42 #define ngx_quic_pkt_hp_mask(flags) \ |
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43 (ngx_quic_long_pkt(flags) ? 0x0F : 0x1F) |
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44 |
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45 #define ngx_quic_level_name(lvl) \ |
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46 (lvl == ssl_encryption_application) ? "app" \ |
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47 : (lvl == ssl_encryption_initial) ? "init" \ |
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48 : (lvl == ssl_encryption_handshake) ? "hs" : "early" |
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49 |
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50 |
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51 /* 12.4. Frames and Frame Types */ |
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52 #define NGX_QUIC_FT_PADDING 0x00 |
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53 #define NGX_QUIC_FT_PING 0x01 |
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54 #define NGX_QUIC_FT_ACK 0x02 |
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55 #define NGX_QUIC_FT_ACK_ECN 0x03 |
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56 #define NGX_QUIC_FT_RESET_STREAM 0x04 |
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57 #define NGX_QUIC_FT_STOP_SENDING 0x05 |
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58 #define NGX_QUIC_FT_CRYPTO 0x06 |
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59 #define NGX_QUIC_FT_NEW_TOKEN 0x07 |
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60 #define NGX_QUIC_FT_STREAM0 0x08 |
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61 #define NGX_QUIC_FT_STREAM1 0x09 |
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62 #define NGX_QUIC_FT_STREAM2 0x0A |
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63 #define NGX_QUIC_FT_STREAM3 0x0B |
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64 #define NGX_QUIC_FT_STREAM4 0x0C |
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65 #define NGX_QUIC_FT_STREAM5 0x0D |
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66 #define NGX_QUIC_FT_STREAM6 0x0E |
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67 #define NGX_QUIC_FT_STREAM7 0x0F |
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68 #define NGX_QUIC_FT_MAX_DATA 0x10 |
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69 #define NGX_QUIC_FT_MAX_STREAM_DATA 0x11 |
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70 #define NGX_QUIC_FT_MAX_STREAMS 0x12 |
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71 #define NGX_QUIC_FT_MAX_STREAMS2 0x13 |
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72 #define NGX_QUIC_FT_DATA_BLOCKED 0x14 |
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73 #define NGX_QUIC_FT_STREAM_DATA_BLOCKED 0x15 |
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74 #define NGX_QUIC_FT_STREAMS_BLOCKED 0x16 |
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75 #define NGX_QUIC_FT_STREAMS_BLOCKED2 0x17 |
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76 #define NGX_QUIC_FT_NEW_CONNECTION_ID 0x18 |
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77 #define NGX_QUIC_FT_RETIRE_CONNECTION_ID 0x19 |
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78 #define NGX_QUIC_FT_PATH_CHALLENGE 0x1A |
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79 #define NGX_QUIC_FT_PATH_RESPONSE 0x1B |
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80 #define NGX_QUIC_FT_CONNECTION_CLOSE 0x1C |
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81 #define NGX_QUIC_FT_CONNECTION_CLOSE_APP 0x1D |
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82 #define NGX_QUIC_FT_HANDSHAKE_DONE 0x1E |
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83 |
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84 /* 22.4. QUIC Transport Error Codes Registry */ |
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85 /* Keep in sync with ngx_quic_errors[] */ |
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86 #define NGX_QUIC_ERR_NO_ERROR 0x00 |
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87 #define NGX_QUIC_ERR_INTERNAL_ERROR 0x01 |
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88 #define NGX_QUIC_ERR_CONNECTION_REFUSED 0x02 |
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89 #define NGX_QUIC_ERR_FLOW_CONTROL_ERROR 0x03 |
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90 #define NGX_QUIC_ERR_STREAM_LIMIT_ERROR 0x04 |
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91 #define NGX_QUIC_ERR_STREAM_STATE_ERROR 0x05 |
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92 #define NGX_QUIC_ERR_FINAL_SIZE_ERROR 0x06 |
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93 #define NGX_QUIC_ERR_FRAME_ENCODING_ERROR 0x07 |
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94 #define NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR 0x08 |
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95 #define NGX_QUIC_ERR_CONNECTION_ID_LIMIT_ERROR 0x09 |
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96 #define NGX_QUIC_ERR_PROTOCOL_VIOLATION 0x0A |
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97 #define NGX_QUIC_ERR_INVALID_TOKEN 0x0B |
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98 #define NGX_QUIC_ERR_APPLICATION_ERROR 0x0C |
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99 #define NGX_QUIC_ERR_CRYPTO_BUFFER_EXCEEDED 0x0D |
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100 #define NGX_QUIC_ERR_KEY_UPDATE_ERROR 0x0E |
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101 |
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102 #define NGX_QUIC_ERR_LAST 0x0F |
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103 #define NGX_QUIC_ERR_CRYPTO_ERROR 0x100 |
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104 |
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105 #define NGX_QUIC_ERR_CRYPTO(e) (NGX_QUIC_ERR_CRYPTO_ERROR + (e)) |
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106 |
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107 |
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|
108 /* Transport parameters */ |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
109 #define NGX_QUIC_TP_ORIGINAL_DCID 0x00 |
7713
e9891e8ee975
Configurable transport parameters.
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parents:
7711
diff
changeset
|
110 #define NGX_QUIC_TP_MAX_IDLE_TIMEOUT 0x01 |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
111 #define NGX_QUIC_TP_SR_TOKEN 0x02 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7864
diff
changeset
|
112 #define NGX_QUIC_TP_MAX_UDP_PAYLOAD_SIZE 0x03 |
7713
e9891e8ee975
Configurable transport parameters.
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parents:
7711
diff
changeset
|
113 #define NGX_QUIC_TP_INITIAL_MAX_DATA 0x04 |
e9891e8ee975
Configurable transport parameters.
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parents:
7711
diff
changeset
|
114 #define NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL 0x05 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
115 #define NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE 0x06 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
116 #define NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI 0x07 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
117 #define NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI 0x08 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
118 #define NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI 0x09 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7715
diff
changeset
|
119 #define NGX_QUIC_TP_ACK_DELAY_EXPONENT 0x0A |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7715
diff
changeset
|
120 #define NGX_QUIC_TP_MAX_ACK_DELAY 0x0B |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7715
diff
changeset
|
121 #define NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION 0x0C |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7715
diff
changeset
|
122 #define NGX_QUIC_TP_PREFERRED_ADDRESS 0x0D |
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7715
diff
changeset
|
123 #define NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT 0x0E |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
124 #define NGX_QUIC_TP_INITIAL_SCID 0x0F |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
125 #define NGX_QUIC_TP_RETRY_SCID 0x10 |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
126 |
7864
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
127 #define NGX_QUIC_CID_LEN_MIN 8 |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
128 #define NGX_QUIC_CID_LEN_MAX 20 |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
129 |
8155
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
130 #define NGX_QUIC_MAX_RANGES 10 |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
131 |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
132 |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
133 typedef struct { |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
134 uint64_t gap; |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
135 uint64_t range; |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
136 } ngx_quic_ack_range_t; |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
137 |
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8148
diff
changeset
|
138 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
139 typedef struct { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
140 uint64_t largest; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
141 uint64_t delay; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
142 uint64_t range_count; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
143 uint64_t first_range; |
7792 | 144 uint64_t ect0; |
145 uint64_t ect1; | |
146 uint64_t ce; | |
8241
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8213
diff
changeset
|
147 uint64_t ranges_length; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
148 } ngx_quic_ack_frame_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
149 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
150 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
151 typedef struct { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
152 uint64_t seqnum; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
153 uint64_t retire; |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
154 uint8_t len; |
7864
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
155 u_char cid[NGX_QUIC_CID_LEN_MAX]; |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
156 u_char srt[NGX_QUIC_SR_TOKEN_LEN]; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
157 } ngx_quic_new_conn_id_frame_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
158 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
159 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
160 typedef struct { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
161 uint64_t length; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
162 u_char *data; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
163 } ngx_quic_new_token_frame_t; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
164 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
165 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
166 * common layout for CRYPTO and STREAM frames; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
167 * conceptually, CRYPTO frame is also a stream |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
168 * frame lacking some properties |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
169 */ |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
170 typedef struct { |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
171 uint64_t offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
172 uint64_t length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
173 } ngx_quic_ordered_frame_t; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
174 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
175 typedef ngx_quic_ordered_frame_t ngx_quic_crypto_frame_t; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
176 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
177 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
178 typedef struct { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
179 /* initial fields same as in ngx_quic_ordered_frame_t */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
180 uint64_t offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
181 uint64_t length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
182 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
183 uint8_t type; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
184 uint64_t stream_id; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
185 unsigned off:1; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
186 unsigned len:1; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
187 unsigned fin:1; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
188 } ngx_quic_stream_frame_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
189 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
190 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
191 typedef struct { |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
192 uint64_t max_data; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
193 } ngx_quic_max_data_frame_t; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
194 |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
195 |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
196 typedef struct { |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
197 uint64_t error_code; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
198 uint64_t frame_type; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
199 ngx_str_t reason; |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7942
diff
changeset
|
200 ngx_uint_t app; /* unsigned app:1; */ |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
201 } ngx_quic_close_frame_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
202 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
203 |
7697
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
204 typedef struct { |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
205 uint64_t id; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
206 uint64_t error_code; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
207 uint64_t final_size; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
208 } ngx_quic_reset_stream_frame_t; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
209 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
210 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
211 typedef struct { |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
212 uint64_t id; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
213 uint64_t error_code; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
214 } ngx_quic_stop_sending_frame_t; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
215 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
216 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
217 typedef struct { |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
218 uint64_t limit; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
219 ngx_uint_t bidi; /* unsigned: bidi:1 */ |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
220 } ngx_quic_streams_blocked_frame_t; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
221 |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
222 |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
223 typedef struct { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
224 uint64_t limit; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
225 ngx_uint_t bidi; /* unsigned: bidi:1 */ |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
226 } ngx_quic_max_streams_frame_t; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
227 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
228 |
7723
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
229 typedef struct { |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
230 uint64_t id; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
231 uint64_t limit; |
085fd6e68367
Implemented parsing of remaining frame types.
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diff
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232 } ngx_quic_max_stream_data_frame_t; |
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233 |
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234 |
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|
235 typedef struct { |
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diff
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|
236 uint64_t limit; |
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diff
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|
237 } ngx_quic_data_blocked_frame_t; |
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|
238 |
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239 |
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|
240 typedef struct { |
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diff
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|
241 uint64_t id; |
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7717
diff
changeset
|
242 uint64_t limit; |
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diff
changeset
|
243 } ngx_quic_stream_data_blocked_frame_t; |
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|
244 |
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245 |
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diff
changeset
|
246 typedef struct { |
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diff
changeset
|
247 uint64_t sequence_number; |
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Implemented parsing of remaining frame types.
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diff
changeset
|
248 } ngx_quic_retire_cid_frame_t; |
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7717
diff
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|
249 |
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diff
changeset
|
250 |
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parents:
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diff
changeset
|
251 typedef struct { |
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parents:
7717
diff
changeset
|
252 u_char data[8]; |
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7717
diff
changeset
|
253 } ngx_quic_path_challenge_frame_t; |
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|
254 |
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diff
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255 |
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Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
256 typedef struct ngx_quic_frame_s ngx_quic_frame_t; |
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Extracted transport part of the code into separate file.
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diff
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|
257 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
258 struct ngx_quic_frame_s { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
259 ngx_uint_t type; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
260 enum ssl_encryption_level_t level; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
7773
diff
changeset
|
261 ngx_queue_t queue; |
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
7773
diff
changeset
|
262 uint64_t pnum; |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7994
diff
changeset
|
263 size_t plen; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
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diff
changeset
|
264 ngx_msec_t first; |
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
7773
diff
changeset
|
265 ngx_msec_t last; |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
266 ssize_t len; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
7773
diff
changeset
|
267 ngx_uint_t need_ack; |
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
7773
diff
changeset
|
268 /* unsigned need_ack:1; */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
269 |
8241
2dfc5ef29973
QUIC: introduced QUIC buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8213
diff
changeset
|
270 ngx_chain_t *data; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
271 union { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
272 ngx_quic_ack_frame_t ack; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
273 ngx_quic_crypto_frame_t crypto; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
274 ngx_quic_ordered_frame_t ord; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
275 ngx_quic_new_conn_id_frame_t ncid; |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
276 ngx_quic_new_token_frame_t token; |
7690
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Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
277 ngx_quic_stream_frame_t stream; |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
278 ngx_quic_max_data_frame_t max_data; |
7690
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Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
279 ngx_quic_close_frame_t close; |
7697
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
280 ngx_quic_reset_stream_frame_t reset_stream; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
281 ngx_quic_stop_sending_frame_t stop_sending; |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
282 ngx_quic_streams_blocked_frame_t streams_blocked; |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
283 ngx_quic_max_streams_frame_t max_streams; |
7723
085fd6e68367
Implemented parsing of remaining frame types.
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parents:
7717
diff
changeset
|
284 ngx_quic_max_stream_data_frame_t max_stream_data; |
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parents:
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diff
changeset
|
285 ngx_quic_data_blocked_frame_t data_blocked; |
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Implemented parsing of remaining frame types.
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parents:
7717
diff
changeset
|
286 ngx_quic_stream_data_blocked_frame_t stream_data_blocked; |
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Implemented parsing of remaining frame types.
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parents:
7717
diff
changeset
|
287 ngx_quic_retire_cid_frame_t retire_cid; |
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Implemented parsing of remaining frame types.
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diff
changeset
|
288 ngx_quic_path_challenge_frame_t path_challenge; |
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Implemented parsing of remaining frame types.
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parents:
7717
diff
changeset
|
289 ngx_quic_path_challenge_frame_t path_response; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
290 } u; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
291 }; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
292 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
293 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
294 typedef struct { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
295 ngx_log_t *log; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
296 |
8191
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8172
diff
changeset
|
297 ngx_quic_keys_t *keys; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8172
diff
changeset
|
298 |
8162
c5ea341f705a
QUIC: optimized acknowledgement generation.
Vladimir Homutov <vl@nginx.com>
parents:
8155
diff
changeset
|
299 ngx_msec_t received; |
7773
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7764
diff
changeset
|
300 uint64_t number; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7774
diff
changeset
|
301 uint8_t num_len; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7774
diff
changeset
|
302 uint32_t trunc; |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
303 uint8_t flags; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
304 uint32_t version; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
305 ngx_str_t token; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
306 enum ssl_encryption_level_t level; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
307 ngx_uint_t error; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
308 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
309 /* filled in by parser */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
310 ngx_buf_t *raw; /* udp datagram */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
311 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
312 u_char *data; /* quic packet */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
313 size_t len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
314 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
315 /* cleartext fields */ |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7848
diff
changeset
|
316 ngx_str_t odcid; /* retry packet tag */ |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
317 ngx_str_t dcid; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
318 ngx_str_t scid; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
319 uint64_t pn; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
320 u_char *plaintext; |
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
321 ngx_str_t payload; /* decrypted data */ |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
322 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
323 unsigned need_ack:1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
324 unsigned key_phase:1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
325 unsigned key_update:1; |
8139
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8100
diff
changeset
|
326 unsigned parsed:1; |
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8100
diff
changeset
|
327 unsigned decrypted:1; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
328 } ngx_quic_header_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
329 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
330 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
331 u_char *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
|
332 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8076
diff
changeset
|
333 ngx_int_t ngx_quic_parse_packet(ngx_quic_header_t *pkt); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8076
diff
changeset
|
334 |
8060
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8026
diff
changeset
|
335 size_t 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:
8026
diff
changeset
|
336 |
8212
05b1ee464350
QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8211
diff
changeset
|
337 size_t ngx_quic_create_header(ngx_quic_header_t *pkt, u_char *out, |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
338 size_t pkt_len, u_char **pnp); |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
339 |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7848
diff
changeset
|
340 size_t 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:
7848
diff
changeset
|
341 u_char **start); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7848
diff
changeset
|
342 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
343 ssize_t ngx_quic_parse_frame(ngx_quic_header_t *pkt, u_char *start, u_char *end, |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
344 ngx_quic_frame_t *frame); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
345 ssize_t ngx_quic_create_frame(u_char *p, ngx_quic_frame_t *f); |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
346 |
8163
b3d9e57d0f62
QUIC: single function for frame debug logging.
Vladimir Homutov <vl@nginx.com>
parents:
8162
diff
changeset
|
347 ssize_t ngx_quic_parse_ack_range(ngx_log_t *log, u_char *start, |
7792 | 348 u_char *end, uint64_t *gap, uint64_t *range); |
8172
867c189f875d
QUIC: unified range format for rx and tx ACK frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8163
diff
changeset
|
349 size_t ngx_quic_create_ack_range(u_char *p, uint64_t gap, uint64_t range); |
7792 | 350 |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7723
diff
changeset
|
351 ngx_int_t ngx_quic_parse_transport_params(u_char *p, u_char *end, |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7723
diff
changeset
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352 ngx_quic_tp_t *tp, ngx_log_t *log); |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
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353 ssize_t ngx_quic_create_transport_params(u_char *p, u_char *end, |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
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354 ngx_quic_tp_t *tp, size_t *clen); |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
355 |
8269
7df607cb2d11
QUIC: ngx_quic_bpf module.
Vladimir Homutov <vl@nginx.com>
parents:
8266
diff
changeset
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356 void 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
|
357 |
8270
c57b6fc90f90
QUIC: fixed header protection macro name.
Vladimir Homutov <vl@nginx.com>
parents:
8269
diff
changeset
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358 #endif /* _NGX_EVENT_QUIC_TRANSPORT_H_INCLUDED_ */ |