Mercurial > hg > nginx-quic
annotate src/event/ngx_event_quic_transport.h @ 7862:fb7422074258 quic
Added generation of CC frames with error on connection termination.
When an error occurs, then c->quic->error field may be populated
with an appropriate error code, and the CONNECTION CLOSE frame will be
sent to the peer before the connection is closed. Otherwise, the error
treated as internal and INTERNAL_ERROR code is sent.
The pkt->error field is populated by functions processing packets to
indicate an error when it does not fit into pass/fail return status.
author | Vladimir Homutov <vl@nginx.com> |
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date | Thu, 14 May 2020 15:54:45 +0300 |
parents | 52d0c4832570 |
children | 81f85c479d7e |
rev | line source |
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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_WIRE_H_INCLUDED_ |
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8 #define _NGX_EVENT_QUIC_WIRE_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 |
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41 /* 12.4. Frames and Frame Types */ |
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42 #define NGX_QUIC_FT_PADDING 0x00 |
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43 #define NGX_QUIC_FT_PING 0x01 |
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44 #define NGX_QUIC_FT_ACK 0x02 |
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45 #define NGX_QUIC_FT_ACK_ECN 0x03 |
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46 #define NGX_QUIC_FT_RESET_STREAM 0x04 |
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47 #define NGX_QUIC_FT_STOP_SENDING 0x05 |
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48 #define NGX_QUIC_FT_CRYPTO 0x06 |
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49 #define NGX_QUIC_FT_NEW_TOKEN 0x07 |
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50 #define NGX_QUIC_FT_STREAM0 0x08 |
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51 #define NGX_QUIC_FT_STREAM1 0x09 |
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52 #define NGX_QUIC_FT_STREAM2 0x0A |
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53 #define NGX_QUIC_FT_STREAM3 0x0B |
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54 #define NGX_QUIC_FT_STREAM4 0x0C |
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55 #define NGX_QUIC_FT_STREAM5 0x0D |
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56 #define NGX_QUIC_FT_STREAM6 0x0E |
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57 #define NGX_QUIC_FT_STREAM7 0x0F |
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58 #define NGX_QUIC_FT_MAX_DATA 0x10 |
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59 #define NGX_QUIC_FT_MAX_STREAM_DATA 0x11 |
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60 #define NGX_QUIC_FT_MAX_STREAMS 0x12 |
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61 #define NGX_QUIC_FT_MAX_STREAMS2 0x13 |
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62 #define NGX_QUIC_FT_DATA_BLOCKED 0x14 |
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63 #define NGX_QUIC_FT_STREAM_DATA_BLOCKED 0x15 |
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64 #define NGX_QUIC_FT_STREAMS_BLOCKED 0x16 |
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65 #define NGX_QUIC_FT_STREAMS_BLOCKED2 0x17 |
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66 #define NGX_QUIC_FT_NEW_CONNECTION_ID 0x18 |
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67 #define NGX_QUIC_FT_RETIRE_CONNECTION_ID 0x19 |
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68 #define NGX_QUIC_FT_PATH_CHALLENGE 0x1A |
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69 #define NGX_QUIC_FT_PATH_RESPONSE 0x1B |
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70 #define NGX_QUIC_FT_CONNECTION_CLOSE 0x1C |
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71 #define NGX_QUIC_FT_CONNECTION_CLOSE2 0x1D |
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72 #define NGX_QUIC_FT_HANDSHAKE_DONE 0x1E |
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73 |
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74 /* 22.4. QUIC Transport Error Codes Registry */ |
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75 #define NGX_QUIC_ERR_NO_ERROR 0x00 |
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76 #define NGX_QUIC_ERR_INTERNAL_ERROR 0x01 |
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77 #define NGX_QUIC_ERR_SERVER_BUSY 0x02 |
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78 #define NGX_QUIC_ERR_FLOW_CONTROL_ERROR 0x03 |
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79 #define NGX_QUIC_ERR_STREAM_LIMIT_ERROR 0x04 |
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80 #define NGX_QUIC_ERR_STREAM_STATE_ERROR 0x05 |
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81 #define NGX_QUIC_ERR_FINAL_SIZE_ERROR 0x06 |
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82 #define NGX_QUIC_ERR_FRAME_ENCODING_ERROR 0x07 |
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83 #define NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR 0x08 |
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84 #define NGX_QUIC_ERR_CONNECTION_ID_LIMIT_ERROR 0x09 |
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85 #define NGX_QUIC_ERR_PROTOCOL_VIOLATION 0x0A |
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86 #define NGX_QUIC_ERR_INVALID_TOKEN 0x0B |
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87 /* 0xC is not defined */ |
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88 #define NGX_QUIC_ERR_CRYPTO_BUFFER_EXCEEDED 0x0D |
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89 /* 0xE is not defined */ |
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91 #define NGX_QUIC_ERR_CRYPTO_ERROR 0x10 |
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92 |
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93 #define NGX_QUIC_ERR_LAST NGX_QUIC_ERR_CRYPTO_ERROR |
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94 |
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95 /* Transport parameters */ |
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96 #define NGX_QUIC_TP_ORIGINAL_CONNECTION_ID 0x00 |
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97 #define NGX_QUIC_TP_MAX_IDLE_TIMEOUT 0x01 |
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98 #define NGX_QUIC_TP_STATELESS_RESET_TOKEN 0x02 |
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99 #define NGX_QUIC_TP_MAX_PACKET_SIZE 0x03 |
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100 #define NGX_QUIC_TP_INITIAL_MAX_DATA 0x04 |
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101 #define NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_LOCAL 0x05 |
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102 #define NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_BIDI_REMOTE 0x06 |
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103 #define NGX_QUIC_TP_INITIAL_MAX_STREAM_DATA_UNI 0x07 |
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104 #define NGX_QUIC_TP_INITIAL_MAX_STREAMS_BIDI 0x08 |
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105 #define NGX_QUIC_TP_INITIAL_MAX_STREAMS_UNI 0x09 |
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106 #define NGX_QUIC_TP_ACK_DELAY_EXPONENT 0x0A |
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107 #define NGX_QUIC_TP_MAX_ACK_DELAY 0x0B |
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108 #define NGX_QUIC_TP_DISABLE_ACTIVE_MIGRATION 0x0C |
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109 #define NGX_QUIC_TP_PREFERRED_ADDRESS 0x0D |
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110 #define NGX_QUIC_TP_ACTIVE_CONNECTION_ID_LIMIT 0x0E |
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Configurable transport parameters.
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parents:
7711
diff
changeset
|
111 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
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|
112 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
113 typedef struct { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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diff
changeset
|
114 uint64_t largest; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
115 uint64_t delay; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
116 uint64_t range_count; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
117 uint64_t first_range; |
7792 | 118 uint64_t ect0; |
119 uint64_t ect1; | |
120 uint64_t ce; | |
121 u_char *ranges_start; | |
122 u_char *ranges_end; | |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
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diff
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|
123 } ngx_quic_ack_frame_t; |
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Extracted transport part of the code into separate file.
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diff
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|
124 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
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|
125 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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diff
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|
126 typedef struct { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
127 uint64_t seqnum; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
128 uint64_t retire; |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
129 uint8_t len; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
130 u_char cid[20]; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
131 u_char srt[16]; |
ae35ccba7aa6
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parents:
diff
changeset
|
132 } ngx_quic_new_conn_id_frame_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
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|
133 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
134 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
135 typedef struct { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
136 uint64_t length; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
137 u_char *data; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
138 } ngx_quic_new_token_frame_t; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
139 |
7810
167d32476737
Crypto buffer frames reordering.
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parents:
7792
diff
changeset
|
140 /* |
167d32476737
Crypto buffer frames reordering.
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parents:
7792
diff
changeset
|
141 * common layout for CRYPTO and STREAM frames; |
167d32476737
Crypto buffer frames reordering.
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diff
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|
142 * conceptually, CRYPTO frame is also a stream |
167d32476737
Crypto buffer frames reordering.
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diff
changeset
|
143 * frame lacking some properties |
167d32476737
Crypto buffer frames reordering.
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parents:
7792
diff
changeset
|
144 */ |
7690
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parents:
diff
changeset
|
145 typedef struct { |
7810
167d32476737
Crypto buffer frames reordering.
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parents:
7792
diff
changeset
|
146 uint64_t offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
147 uint64_t length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
148 u_char *data; |
167d32476737
Crypto buffer frames reordering.
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7792
diff
changeset
|
149 } ngx_quic_ordered_frame_t; |
167d32476737
Crypto buffer frames reordering.
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7792
diff
changeset
|
150 |
167d32476737
Crypto buffer frames reordering.
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parents:
7792
diff
changeset
|
151 typedef ngx_quic_ordered_frame_t ngx_quic_crypto_frame_t; |
167d32476737
Crypto buffer frames reordering.
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parents:
7792
diff
changeset
|
152 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
153 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
154 typedef struct { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
155 /* initial fields same as in ngx_quic_ordered_frame_t */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
156 uint64_t offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
157 uint64_t length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
158 u_char *data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
159 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
160 uint8_t type; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
161 uint64_t stream_id; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
162 unsigned off:1; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
163 unsigned len:1; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
164 unsigned fin:1; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
165 } ngx_quic_stream_frame_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
166 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
167 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
168 typedef struct { |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
169 uint64_t max_data; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
170 } ngx_quic_max_data_frame_t; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
171 |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
172 |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
173 typedef struct { |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
174 uint64_t error_code; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
175 uint64_t frame_type; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
176 ngx_str_t reason; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
177 } ngx_quic_close_frame_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
178 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
179 |
7697
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
180 typedef struct { |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
181 uint64_t id; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
182 uint64_t error_code; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
183 uint64_t final_size; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
184 } 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
|
185 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
186 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
187 typedef struct { |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
188 uint64_t id; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
189 uint64_t error_code; |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
190 } 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
|
191 |
78540e2160d0
Added parsing of RESET_STREAM and STOP_SENDING frames
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
192 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
193 typedef struct { |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
194 uint64_t limit; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
195 ngx_uint_t bidi; /* unsigned: bidi:1 */ |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
196 } ngx_quic_streams_blocked_frame_t; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
197 |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7697
diff
changeset
|
198 |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
199 typedef struct { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
200 uint64_t limit; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
201 ngx_uint_t bidi; /* unsigned: bidi:1 */ |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
202 } ngx_quic_max_streams_frame_t; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
203 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
204 |
7723
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
205 typedef struct { |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
206 uint64_t id; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
207 uint64_t limit; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
208 } ngx_quic_max_stream_data_frame_t; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
209 |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
210 |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
211 typedef struct { |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
212 uint64_t limit; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
213 } ngx_quic_data_blocked_frame_t; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
214 |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
215 |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
216 typedef struct { |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
217 uint64_t id; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
218 uint64_t limit; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
219 } ngx_quic_stream_data_blocked_frame_t; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
220 |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
221 |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
222 typedef struct { |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
223 uint64_t sequence_number; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
224 } ngx_quic_retire_cid_frame_t; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
225 |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
226 |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
227 typedef struct { |
085fd6e68367
Implemented parsing of remaining frame types.
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parents:
7717
diff
changeset
|
228 u_char data[8]; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
229 } ngx_quic_path_challenge_frame_t; |
085fd6e68367
Implemented parsing of remaining frame types.
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parents:
7717
diff
changeset
|
230 |
085fd6e68367
Implemented parsing of remaining frame types.
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parents:
7717
diff
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|
231 |
7690
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Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
232 typedef struct ngx_quic_frame_s ngx_quic_frame_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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diff
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|
233 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
234 struct ngx_quic_frame_s { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
235 ngx_uint_t type; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
236 enum ssl_encryption_level_t level; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
237 ngx_queue_t queue; |
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
7773
diff
changeset
|
238 uint64_t pnum; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
239 ngx_msec_t first; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
240 ngx_msec_t last; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
241 ngx_uint_t need_ack; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
242 /* unsigned need_ack:1; */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
243 |
7752 | 244 u_char *data; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
245 union { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
246 ngx_quic_ack_frame_t ack; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
247 ngx_quic_crypto_frame_t crypto; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7792
diff
changeset
|
248 ngx_quic_ordered_frame_t ord; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
249 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
|
250 ngx_quic_new_token_frame_t token; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
251 ngx_quic_stream_frame_t stream; |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
252 ngx_quic_max_data_frame_t max_data; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
253 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
|
254 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
|
255 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
|
256 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
|
257 ngx_quic_max_streams_frame_t max_streams; |
7723
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
258 ngx_quic_max_stream_data_frame_t max_stream_data; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
259 ngx_quic_data_blocked_frame_t data_blocked; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
260 ngx_quic_stream_data_blocked_frame_t stream_data_blocked; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
261 ngx_quic_retire_cid_frame_t retire_cid; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
262 ngx_quic_path_challenge_frame_t path_challenge; |
085fd6e68367
Implemented parsing of remaining frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7717
diff
changeset
|
263 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
|
264 } u; |
7848
9d9531431c8c
Removed outdated/incorrect comments and fixed style.
Vladimir Homutov <vl@nginx.com>
parents:
7847
diff
changeset
|
265 u_char info[128]; /* for debug */ |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
266 }; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
267 |
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 typedef struct { |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
270 ngx_log_t *log; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
271 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
272 struct ngx_quic_secret_s *secret; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
273 struct ngx_quic_secret_s *next; |
7773
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7764
diff
changeset
|
274 uint64_t number; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7774
diff
changeset
|
275 uint8_t num_len; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7774
diff
changeset
|
276 uint32_t trunc; |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
277 uint8_t flags; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
278 uint32_t version; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
279 ngx_str_t token; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
280 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
|
281 ngx_uint_t error; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
282 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
283 /* filled in by parser */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
284 ngx_buf_t *raw; /* udp datagram */ |
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 u_char *data; /* quic packet */ |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
287 size_t len; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
288 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
289 /* cleartext fields */ |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7848
diff
changeset
|
290 ngx_str_t odcid; /* retry packet tag */ |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
291 ngx_str_t dcid; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
292 ngx_str_t scid; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
293 uint64_t pn; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
294 u_char *plaintext; |
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
295 ngx_str_t payload; /* decrypted data */ |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
296 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
297 unsigned need_ack:1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
298 unsigned key_phase:1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
299 unsigned key_update:1; |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
300 } ngx_quic_header_t; |
ae35ccba7aa6
Extracted transport part of the code into separate file.
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parents:
diff
changeset
|
301 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
302 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
303 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
|
304 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
305 ngx_int_t ngx_quic_parse_long_header(ngx_quic_header_t *pkt); |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
306 size_t 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
|
307 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
|
308 |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
309 ngx_int_t ngx_quic_parse_short_header(ngx_quic_header_t *pkt, |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
310 ngx_str_t *dcid); |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
311 size_t 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:
7726
diff
changeset
|
312 size_t pkt_len, u_char **pnp); |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
313 |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7848
diff
changeset
|
314 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
|
315 u_char **start); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7848
diff
changeset
|
316 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
317 ngx_int_t ngx_quic_parse_initial_header(ngx_quic_header_t *pkt); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
318 ngx_int_t ngx_quic_parse_handshake_header(ngx_quic_header_t *pkt); |
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
319 |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7703
diff
changeset
|
320 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
|
321 ngx_quic_frame_t *frame); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
322 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.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
323 |
7792 | 324 ssize_t ngx_quic_parse_ack_range(ngx_quic_header_t *pkt, u_char *start, |
325 u_char *end, uint64_t *gap, uint64_t *range); | |
326 | |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7723
diff
changeset
|
327 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
|
328 ngx_quic_tp_t *tp, ngx_log_t *log); |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
329 ssize_t ngx_quic_create_transport_params(u_char *p, u_char *end, |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
330 ngx_quic_tp_t *tp); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7711
diff
changeset
|
331 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
332 #endif /* _NGX_EVENT_QUIC_WIRE_H_INCLUDED_ */ |