Mercurial > hg > nginx
annotate src/http/v3/ngx_http_v3_parse.h @ 8549:d70a38acaea0 quic
HTTP/3: skip unknown frames on request stream.
As per HTTP/3 draft 29, section 4.1:
Frames of unknown types (Section 9), including reserved frames
(Section 7.2.8) MAY be sent on a request or push stream before,
after, or interleaved with other frames described in this section.
Also, trailers frame is now used as an indication of the request body end.
| author | Roman Arutyunyan <arut@nginx.com> |
|---|---|
| date | Mon, 24 Aug 2020 09:56:36 +0300 |
| parents | 72f9ff4e0a88 |
| children | ab6aaa8e86b0 |
| rev | line source |
|---|---|
| 8226 | 1 |
| 2 /* | |
| 3 * Copyright (C) Roman Arutyunyan | |
| 4 * Copyright (C) Nginx, Inc. | |
| 5 */ | |
| 6 | |
| 7 | |
| 8 #ifndef _NGX_HTTP_V3_PARSE_H_INCLUDED_ | |
| 9 #define _NGX_HTTP_V3_PARSE_H_INCLUDED_ | |
| 10 | |
| 11 | |
| 12 #include <ngx_config.h> | |
| 13 #include <ngx_core.h> | |
| 14 #include <ngx_http.h> | |
| 15 | |
| 16 | |
| 17 typedef struct { | |
| 18 ngx_uint_t state; | |
| 19 uint64_t value; | |
| 20 } ngx_http_v3_parse_varlen_int_t; | |
| 21 | |
| 22 | |
| 23 typedef struct { | |
| 24 ngx_uint_t state; | |
|
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HTTP/3: fixed prefixed integer encoding and decoding.
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25 ngx_uint_t shift; |
| 8226 | 26 uint64_t value; |
| 27 } ngx_http_v3_parse_prefix_int_t; | |
| 28 | |
| 29 | |
| 30 typedef struct { | |
| 31 ngx_uint_t state; | |
| 32 uint64_t id; | |
| 33 ngx_http_v3_parse_varlen_int_t vlint; | |
| 34 } ngx_http_v3_parse_settings_t; | |
| 35 | |
| 36 | |
| 37 typedef struct { | |
| 38 ngx_uint_t state; | |
| 39 ngx_uint_t insert_count; | |
| 40 ngx_uint_t delta_base; | |
| 41 ngx_uint_t sign; | |
| 42 ngx_uint_t base; | |
| 43 ngx_http_v3_parse_prefix_int_t pint; | |
| 44 } ngx_http_v3_parse_header_block_prefix_t; | |
| 45 | |
| 46 | |
| 47 typedef struct { | |
| 48 ngx_uint_t state; | |
| 49 ngx_uint_t length; | |
| 50 ngx_uint_t huffman; | |
| 51 ngx_str_t value; | |
| 52 u_char *last; | |
| 53 u_char huffstate; | |
| 54 } ngx_http_v3_parse_literal_t; | |
| 55 | |
| 56 | |
| 57 typedef struct { | |
| 58 ngx_uint_t state; | |
| 59 ngx_uint_t index; | |
| 60 ngx_uint_t base; | |
| 61 ngx_uint_t dynamic; | |
| 62 | |
| 63 ngx_str_t name; | |
| 64 ngx_str_t value; | |
| 65 | |
| 66 ngx_http_v3_parse_prefix_int_t pint; | |
| 67 ngx_http_v3_parse_literal_t literal; | |
| 68 } ngx_http_v3_parse_header_t; | |
| 69 | |
| 70 | |
| 71 typedef struct { | |
| 72 ngx_uint_t state; | |
| 73 ngx_http_v3_parse_header_t header; | |
| 74 } ngx_http_v3_parse_header_rep_t; | |
| 75 | |
| 76 | |
| 77 typedef struct { | |
| 78 ngx_uint_t state; | |
|
8549
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HTTP/3: skip unknown frames on request stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8460
diff
changeset
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79 ngx_uint_t type; |
| 8226 | 80 ngx_uint_t length; |
| 81 ngx_http_v3_parse_varlen_int_t vlint; | |
| 82 ngx_http_v3_parse_header_block_prefix_t prefix; | |
| 83 ngx_http_v3_parse_header_rep_t header_rep; | |
| 84 } ngx_http_v3_parse_headers_t; | |
| 85 | |
| 86 | |
| 87 typedef struct { | |
| 88 ngx_uint_t state; | |
| 89 ngx_http_v3_parse_header_t header; | |
| 90 ngx_http_v3_parse_prefix_int_t pint; | |
| 91 } ngx_http_v3_parse_encoder_t; | |
| 92 | |
| 93 | |
| 94 typedef struct { | |
| 95 ngx_uint_t state; | |
| 96 ngx_http_v3_parse_prefix_int_t pint; | |
| 97 } ngx_http_v3_parse_decoder_t; | |
| 98 | |
| 99 | |
| 100 typedef struct { | |
| 101 ngx_uint_t state; | |
| 102 ngx_uint_t type; | |
| 103 ngx_uint_t length; | |
| 104 ngx_http_v3_parse_varlen_int_t vlint; | |
| 105 ngx_http_v3_parse_settings_t settings; | |
| 106 } ngx_http_v3_parse_control_t; | |
| 107 | |
| 108 | |
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Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
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109 typedef struct { |
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Parsing HTTP/3 request body.
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parents:
8226
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110 ngx_uint_t state; |
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8549
d70a38acaea0
HTTP/3: skip unknown frames on request stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8460
diff
changeset
|
111 ngx_uint_t type; |
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Parsing HTTP/3 request body.
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parents:
8226
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112 ngx_uint_t length; |
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parents:
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113 ngx_http_v3_parse_varlen_int_t vlint; |
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114 } ngx_http_v3_parse_data_t; |
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115 |
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116 |
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8460
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
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117 /* |
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parents:
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118 * Parse functions return codes: |
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
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119 * NGX_DONE - parsing done |
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Roman Arutyunyan <arut@nginx.com>
parents:
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120 * NGX_OK - sub-element done |
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72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8455
diff
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121 * NGX_AGAIN - more data expected |
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72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8455
diff
changeset
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122 * NGX_BUSY - waiting for external event |
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72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8455
diff
changeset
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123 * NGX_ERROR - internal error |
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72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8455
diff
changeset
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124 * NGX_HTTP_V3_ERROR_XXX - HTTP/3 or QPACK error |
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72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8455
diff
changeset
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125 */ |
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72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8455
diff
changeset
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126 |
| 8226 | 127 ngx_int_t ngx_http_v3_parse_varlen_int(ngx_connection_t *c, |
| 128 ngx_http_v3_parse_varlen_int_t *st, u_char ch); | |
| 129 ngx_int_t ngx_http_v3_parse_prefix_int(ngx_connection_t *c, | |
| 130 ngx_http_v3_parse_prefix_int_t *st, ngx_uint_t prefix, u_char ch); | |
| 131 | |
| 132 ngx_int_t ngx_http_v3_parse_headers(ngx_connection_t *c, | |
| 133 ngx_http_v3_parse_headers_t *st, u_char ch); | |
| 134 ngx_int_t ngx_http_v3_parse_header_block_prefix(ngx_connection_t *c, | |
| 135 ngx_http_v3_parse_header_block_prefix_t *st, u_char ch); | |
| 136 ngx_int_t ngx_http_v3_parse_header_rep(ngx_connection_t *c, | |
| 137 ngx_http_v3_parse_header_rep_t *st, ngx_uint_t base, u_char ch); | |
| 138 ngx_int_t ngx_http_v3_parse_literal(ngx_connection_t *c, | |
| 139 ngx_http_v3_parse_literal_t *st, u_char ch); | |
| 140 ngx_int_t ngx_http_v3_parse_header_ri(ngx_connection_t *c, | |
| 141 ngx_http_v3_parse_header_t *st, u_char ch); | |
| 142 ngx_int_t ngx_http_v3_parse_header_lri(ngx_connection_t *c, | |
| 143 ngx_http_v3_parse_header_t *st, u_char ch); | |
| 144 ngx_int_t ngx_http_v3_parse_header_l(ngx_connection_t *c, | |
| 145 ngx_http_v3_parse_header_t *st, u_char ch); | |
| 146 ngx_int_t ngx_http_v3_parse_header_pbi(ngx_connection_t *c, | |
| 147 ngx_http_v3_parse_header_t *st, u_char ch); | |
| 148 ngx_int_t ngx_http_v3_parse_header_lpbi(ngx_connection_t *c, | |
| 149 ngx_http_v3_parse_header_t *st, u_char ch); | |
| 150 | |
| 151 ngx_int_t ngx_http_v3_parse_control(ngx_connection_t *c, void *data, u_char ch); | |
| 152 ngx_int_t ngx_http_v3_parse_settings(ngx_connection_t *c, | |
| 153 ngx_http_v3_parse_settings_t *st, u_char ch); | |
| 154 | |
| 155 ngx_int_t ngx_http_v3_parse_encoder(ngx_connection_t *c, void *data, u_char ch); | |
| 156 ngx_int_t ngx_http_v3_parse_header_inr(ngx_connection_t *c, | |
| 157 ngx_http_v3_parse_header_t *st, u_char ch); | |
| 158 ngx_int_t ngx_http_v3_parse_header_iwnr(ngx_connection_t *c, | |
| 159 ngx_http_v3_parse_header_t *st, u_char ch); | |
| 160 | |
| 161 ngx_int_t ngx_http_v3_parse_decoder(ngx_connection_t *c, void *data, u_char ch); | |
| 162 | |
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Parsing HTTP/3 request body.
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parents:
8226
diff
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163 ngx_int_t ngx_http_v3_parse_data(ngx_connection_t *c, |
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parents:
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164 ngx_http_v3_parse_data_t *st, u_char ch); |
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parents:
8226
diff
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165 |
| 8226 | 166 |
| 167 #endif /* _NGX_HTTP_V3_PARSE_H_INCLUDED_ */ |