Mercurial > hg > nginx-quic
annotate src/http/v3/ngx_http_v3_parse.c @ 8015:0596fe1aee16 quic
HTTP/3: server pushes.
New directives are added:
- http3_max_concurrent_pushes
- http3_push
- http3_push_preload
| author | Roman Arutyunyan <arut@nginx.com> |
|---|---|
| date | Thu, 23 Jul 2020 13:41:24 +0300 |
| parents | 65c1fc5fae15 |
| children | d70a38acaea0 |
| rev | line source |
|---|---|
| 7692 | 1 |
| 2 /* | |
| 3 * Copyright (C) Roman Arutyunyan | |
| 4 * Copyright (C) Nginx, Inc. | |
| 5 */ | |
| 6 | |
| 7 | |
| 8 #include <ngx_config.h> | |
| 9 #include <ngx_core.h> | |
| 10 #include <ngx_http.h> | |
| 11 | |
| 12 | |
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13 static ngx_int_t ngx_http_v3_parse_lookup(ngx_connection_t *c, |
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14 ngx_uint_t dynamic, ngx_uint_t index, ngx_str_t *name, ngx_str_t *value); |
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15 |
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16 |
| 7692 | 17 ngx_int_t |
| 18 ngx_http_v3_parse_varlen_int(ngx_connection_t *c, | |
| 19 ngx_http_v3_parse_varlen_int_t *st, u_char ch) | |
| 20 { | |
| 21 enum { | |
| 22 sw_start = 0, | |
| 23 sw_length_2, | |
| 24 sw_length_3, | |
| 25 sw_length_4, | |
| 26 sw_length_5, | |
| 27 sw_length_6, | |
| 28 sw_length_7, | |
| 29 sw_length_8 | |
| 30 }; | |
| 31 | |
| 32 switch (st->state) { | |
| 33 | |
| 34 case sw_start: | |
| 35 | |
| 36 st->value = ch; | |
| 37 if (st->value & 0xc0) { | |
| 38 st->state = sw_length_2; | |
| 39 break; | |
| 40 } | |
| 41 | |
| 42 goto done; | |
| 43 | |
| 44 case sw_length_2: | |
| 45 | |
| 46 st->value = (st->value << 8) + ch; | |
| 47 if ((st->value & 0xc000) == 0x4000) { | |
| 48 st->value &= 0x3fff; | |
| 49 goto done; | |
| 50 } | |
| 51 | |
| 52 st->state = sw_length_3; | |
| 53 break; | |
| 54 | |
| 55 case sw_length_4: | |
| 56 | |
| 57 st->value = (st->value << 8) + ch; | |
| 58 if ((st->value & 0xc0000000) == 0x80000000) { | |
| 59 st->value &= 0x3fffffff; | |
| 60 goto done; | |
| 61 } | |
| 62 | |
| 63 st->state = sw_length_5; | |
| 64 break; | |
| 65 | |
| 66 case sw_length_3: | |
| 67 case sw_length_5: | |
| 68 case sw_length_6: | |
| 69 case sw_length_7: | |
| 70 | |
| 71 st->value = (st->value << 8) + ch; | |
| 72 st->state++; | |
| 73 break; | |
| 74 | |
| 75 case sw_length_8: | |
| 76 | |
| 77 st->value = (st->value << 8) + ch; | |
| 78 st->value &= 0x3fffffffffffffff; | |
| 79 goto done; | |
| 80 } | |
| 81 | |
| 82 return NGX_AGAIN; | |
| 83 | |
| 84 done: | |
| 85 | |
| 86 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 87 "http3 parse varlen int %uL", st->value); | |
| 88 | |
| 89 st->state = sw_start; | |
| 90 return NGX_DONE; | |
| 91 } | |
| 92 | |
| 93 | |
| 94 ngx_int_t | |
| 95 ngx_http_v3_parse_prefix_int(ngx_connection_t *c, | |
| 96 ngx_http_v3_parse_prefix_int_t *st, ngx_uint_t prefix, u_char ch) | |
| 97 { | |
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98 ngx_uint_t mask; |
| 7692 | 99 enum { |
| 100 sw_start = 0, | |
| 101 sw_value | |
| 102 }; | |
| 103 | |
| 104 switch (st->state) { | |
| 105 | |
| 106 case sw_start: | |
| 107 | |
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108 mask = (1 << prefix) - 1; |
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109 st->value = ch & mask; |
| 7692 | 110 |
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111 if (st->value != mask) { |
| 7692 | 112 goto done; |
| 113 } | |
| 114 | |
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115 st->shift = 0; |
| 7692 | 116 st->state = sw_value; |
| 117 break; | |
| 118 | |
| 119 case sw_value: | |
| 120 | |
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121 st->value += (uint64_t) (ch & 0x7f) << st->shift; |
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122 |
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123 if (st->shift == 56 |
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124 && ((ch & 0x80) || (st->value & 0xc000000000000000))) |
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125 { |
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126 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
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127 "client exceeded integer size limit"); |
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128 return NGX_HTTP_V3_ERR_EXCESSIVE_LOAD; |
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129 } |
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130 |
| 7692 | 131 if (ch & 0x80) { |
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132 st->shift += 7; |
| 7692 | 133 break; |
| 134 } | |
| 135 | |
| 136 goto done; | |
| 137 } | |
| 138 | |
| 139 return NGX_AGAIN; | |
| 140 | |
| 141 done: | |
| 142 | |
| 143 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 144 "http3 parse prefix int %uL", st->value); | |
| 145 | |
| 146 st->state = sw_start; | |
| 147 return NGX_DONE; | |
| 148 } | |
| 149 | |
| 150 | |
| 151 ngx_int_t | |
| 152 ngx_http_v3_parse_headers(ngx_connection_t *c, ngx_http_v3_parse_headers_t *st, | |
| 153 u_char ch) | |
| 154 { | |
| 155 ngx_int_t rc; | |
| 156 enum { | |
| 157 sw_start = 0, | |
| 158 sw_length, | |
| 159 sw_prefix, | |
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160 sw_verify, |
| 7692 | 161 sw_header_rep, |
| 162 sw_done | |
| 163 }; | |
| 164 | |
| 165 switch (st->state) { | |
| 166 | |
| 167 case sw_start: | |
| 168 | |
| 169 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse headers"); | |
| 170 | |
| 171 if (ch != NGX_HTTP_V3_FRAME_HEADERS) { | |
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172 return NGX_HTTP_V3_ERR_FRAME_UNEXPECTED; |
| 7692 | 173 } |
| 174 | |
| 175 st->state = sw_length; | |
| 176 break; | |
| 177 | |
| 178 case sw_length: | |
| 179 | |
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180 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); |
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181 if (rc != NGX_DONE) { |
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182 return rc; |
| 7692 | 183 } |
| 184 | |
| 185 st->length = st->vlint.value; | |
| 186 | |
| 187 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 188 "http3 parse headers len:%ui", st->length); | |
| 189 | |
| 190 st->state = sw_prefix; | |
| 191 break; | |
| 192 | |
| 193 case sw_prefix: | |
| 194 | |
| 195 if (st->length-- == 0) { | |
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196 return NGX_HTTP_V3_ERR_FRAME_ERROR; |
| 7692 | 197 } |
| 198 | |
| 199 rc = ngx_http_v3_parse_header_block_prefix(c, &st->prefix, ch); | |
| 200 if (rc != NGX_DONE) { | |
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201 return rc; |
| 7692 | 202 } |
| 203 | |
| 204 if (st->length == 0) { | |
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205 return NGX_HTTP_V3_ERR_FRAME_ERROR; |
| 7692 | 206 } |
| 207 | |
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208 st->state = sw_verify; |
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209 break; |
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210 |
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211 case sw_verify: |
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212 |
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213 rc = ngx_http_v3_check_insert_count(c, st->prefix.insert_count); |
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214 if (rc != NGX_OK) { |
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215 return rc; |
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216 } |
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217 |
| 7692 | 218 st->state = sw_header_rep; |
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219 |
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220 /* fall through */ |
| 7692 | 221 |
| 222 case sw_header_rep: | |
| 223 | |
| 224 rc = ngx_http_v3_parse_header_rep(c, &st->header_rep, st->prefix.base, | |
| 225 ch); | |
| 226 | |
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227 if (--st->length == 0 && rc == NGX_AGAIN) { |
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228 return NGX_HTTP_V3_ERR_FRAME_ERROR; |
| 7692 | 229 } |
| 230 | |
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231 if (rc != NGX_DONE) { |
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232 return rc; |
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233 } |
| 7692 | 234 |
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235 if (st->length == 0) { |
| 7692 | 236 goto done; |
| 237 } | |
| 238 | |
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239 return NGX_OK; |
| 7692 | 240 } |
| 241 | |
| 242 return NGX_AGAIN; | |
| 243 | |
| 244 done: | |
| 245 | |
| 246 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse headers done"); | |
| 247 | |
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248 if (st->prefix.insert_count > 0) { |
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249 if (ngx_http_v3_client_ack_header(c, c->qs->id) != NGX_OK) { |
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250 return NGX_ERROR; |
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251 } |
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252 } |
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253 |
| 7692 | 254 st->state = sw_start; |
| 255 return NGX_DONE; | |
| 256 } | |
| 257 | |
| 258 | |
| 259 ngx_int_t | |
| 260 ngx_http_v3_parse_header_block_prefix(ngx_connection_t *c, | |
| 261 ngx_http_v3_parse_header_block_prefix_t *st, u_char ch) | |
| 262 { | |
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263 ngx_int_t rc; |
| 7692 | 264 enum { |
| 265 sw_start = 0, | |
| 266 sw_req_insert_count, | |
| 267 sw_delta_base, | |
| 268 sw_read_delta_base | |
| 269 }; | |
| 270 | |
| 271 switch (st->state) { | |
| 272 | |
| 273 case sw_start: | |
| 274 | |
| 275 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 276 "http3 parse header block prefix"); | |
| 277 | |
| 278 st->state = sw_req_insert_count; | |
| 279 | |
| 280 /* fall through */ | |
| 281 | |
| 282 case sw_req_insert_count: | |
| 283 | |
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284 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 8, ch); |
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285 if (rc != NGX_DONE) { |
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286 return rc; |
| 7692 | 287 } |
| 288 | |
| 289 st->insert_count = st->pint.value; | |
| 290 st->state = sw_delta_base; | |
| 291 break; | |
| 292 | |
| 293 case sw_delta_base: | |
| 294 | |
| 295 st->sign = (ch & 0x80) ? 1 : 0; | |
| 296 st->state = sw_read_delta_base; | |
| 297 | |
| 298 /* fall through */ | |
| 299 | |
| 300 case sw_read_delta_base: | |
| 301 | |
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302 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 7, ch); |
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303 if (rc != NGX_DONE) { |
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304 return rc; |
| 7692 | 305 } |
| 306 | |
| 307 st->delta_base = st->pint.value; | |
| 308 goto done; | |
| 309 } | |
| 310 | |
| 311 return NGX_AGAIN; | |
| 312 | |
| 313 done: | |
| 314 | |
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315 rc = ngx_http_v3_decode_insert_count(c, &st->insert_count); |
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316 if (rc != NGX_OK) { |
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317 return rc; |
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318 } |
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319 |
| 7692 | 320 if (st->sign) { |
| 321 st->base = st->insert_count - st->delta_base - 1; | |
| 322 } else { | |
| 323 st->base = st->insert_count + st->delta_base; | |
| 324 } | |
| 325 | |
| 326 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 327 "http3 parse header block prefix done " | |
|
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7962
diff
changeset
|
328 "insert_count:%ui, sign:%ui, delta_base:%ui, base:%ui", |
| 7692 | 329 st->insert_count, st->sign, st->delta_base, st->base); |
| 330 | |
| 331 st->state = sw_start; | |
| 332 return NGX_DONE; | |
| 333 } | |
| 334 | |
| 335 | |
| 336 ngx_int_t | |
| 337 ngx_http_v3_parse_header_rep(ngx_connection_t *c, | |
| 338 ngx_http_v3_parse_header_rep_t *st, ngx_uint_t base, u_char ch) | |
| 339 { | |
| 340 ngx_int_t rc; | |
| 341 enum { | |
| 342 sw_start = 0, | |
| 343 sw_header_ri, | |
| 344 sw_header_lri, | |
| 345 sw_header_l, | |
| 346 sw_header_pbi, | |
| 347 sw_header_lpbi | |
| 348 }; | |
| 349 | |
| 350 if (st->state == sw_start) { | |
| 351 | |
| 352 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 353 "http3 parse header representation"); | |
| 354 | |
| 355 ngx_memzero(&st->header, sizeof(ngx_http_v3_parse_header_t)); | |
| 356 | |
| 357 st->header.base = base; | |
| 358 | |
| 359 if (ch & 0x80) { | |
| 360 /* Indexed Header Field */ | |
| 361 | |
| 362 st->state = sw_header_ri; | |
| 363 | |
| 364 } else if (ch & 0x40) { | |
| 365 /* Literal Header Field With Name Reference */ | |
| 366 | |
| 367 st->state = sw_header_lri; | |
| 368 | |
| 369 } else if (ch & 0x20) { | |
| 370 /* Literal Header Field Without Name Reference */ | |
| 371 | |
| 372 st->state = sw_header_l; | |
| 373 | |
| 374 } else if (ch & 0x10) { | |
| 375 /* Indexed Header Field With Post-Base Index */ | |
| 376 | |
| 377 st->state = sw_header_pbi; | |
| 378 | |
| 379 } else { | |
| 380 /* Literal Header Field With Post-Base Name Reference */ | |
| 381 | |
| 382 st->state = sw_header_lpbi; | |
| 383 } | |
| 384 } | |
| 385 | |
| 386 switch (st->state) { | |
| 387 | |
| 388 case sw_header_ri: | |
| 389 rc = ngx_http_v3_parse_header_ri(c, &st->header, ch); | |
| 390 break; | |
| 391 | |
| 392 case sw_header_lri: | |
| 393 rc = ngx_http_v3_parse_header_lri(c, &st->header, ch); | |
| 394 break; | |
| 395 | |
| 396 case sw_header_l: | |
| 397 rc = ngx_http_v3_parse_header_l(c, &st->header, ch); | |
| 398 break; | |
| 399 | |
| 400 case sw_header_pbi: | |
| 401 rc = ngx_http_v3_parse_header_pbi(c, &st->header, ch); | |
| 402 break; | |
| 403 | |
| 404 case sw_header_lpbi: | |
| 405 rc = ngx_http_v3_parse_header_lpbi(c, &st->header, ch); | |
| 406 break; | |
| 407 | |
| 408 default: | |
| 409 rc = NGX_OK; | |
| 410 } | |
| 411 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
412 if (rc != NGX_DONE) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
413 return rc; |
| 7692 | 414 } |
| 415 | |
| 416 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 417 "http3 parse header representation done"); | |
| 418 | |
| 419 st->state = sw_start; | |
| 420 return NGX_DONE; | |
| 421 } | |
| 422 | |
| 423 | |
| 424 ngx_int_t | |
| 425 ngx_http_v3_parse_literal(ngx_connection_t *c, ngx_http_v3_parse_literal_t *st, | |
| 426 u_char ch) | |
| 427 { | |
|
7949
032cb35ce758
HTTP/3: http3_max_field_size directive to limit string size.
Roman Arutyunyan <arut@nginx.com>
parents:
7761
diff
changeset
|
428 ngx_uint_t n; |
|
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7996
diff
changeset
|
429 ngx_http_v3_srv_conf_t *h3scf; |
| 7692 | 430 enum { |
| 431 sw_start = 0, | |
| 432 sw_value | |
| 433 }; | |
| 434 | |
| 435 switch (st->state) { | |
| 436 | |
| 437 case sw_start: | |
| 438 | |
| 439 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 440 "http3 parse literal huff:%ui, len:%ui", | |
| 441 st->huffman, st->length); | |
| 442 | |
| 443 n = st->length; | |
| 444 | |
|
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7996
diff
changeset
|
445 h3scf = ngx_http_v3_get_module_srv_conf(c, ngx_http_v3_module); |
|
7949
032cb35ce758
HTTP/3: http3_max_field_size directive to limit string size.
Roman Arutyunyan <arut@nginx.com>
parents:
7761
diff
changeset
|
446 |
|
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7996
diff
changeset
|
447 if (n > h3scf->max_field_size) { |
|
7952
a7f64438aa3c
HTTP/3: downgraded literal size error level to NGX_LOG_INFO.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
448 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
7949
032cb35ce758
HTTP/3: http3_max_field_size directive to limit string size.
Roman Arutyunyan <arut@nginx.com>
parents:
7761
diff
changeset
|
449 "client exceeded http3_max_field_size limit"); |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
450 return NGX_HTTP_V3_ERR_EXCESSIVE_LOAD; |
|
7949
032cb35ce758
HTTP/3: http3_max_field_size directive to limit string size.
Roman Arutyunyan <arut@nginx.com>
parents:
7761
diff
changeset
|
451 } |
|
032cb35ce758
HTTP/3: http3_max_field_size directive to limit string size.
Roman Arutyunyan <arut@nginx.com>
parents:
7761
diff
changeset
|
452 |
| 7692 | 453 if (st->huffman) { |
| 454 n = n * 8 / 5; | |
| 455 st->huffstate = 0; | |
| 456 } | |
| 457 | |
| 458 st->last = ngx_pnalloc(c->pool, n + 1); | |
| 459 if (st->last == NULL) { | |
| 460 return NGX_ERROR; | |
| 461 } | |
| 462 | |
| 463 st->value.data = st->last; | |
| 464 st->state = sw_value; | |
| 465 | |
| 466 /* fall through */ | |
| 467 | |
| 468 case sw_value: | |
| 469 | |
| 470 if (st->huffman) { | |
| 471 if (ngx_http_v2_huff_decode(&st->huffstate, &ch, 1, &st->last, | |
| 472 st->length == 1, c->log) | |
| 473 != NGX_OK) | |
| 474 { | |
| 475 return NGX_ERROR; | |
| 476 } | |
| 477 | |
| 478 } else { | |
| 479 *st->last++ = ch; | |
| 480 } | |
| 481 | |
| 482 if (--st->length) { | |
| 483 break; | |
| 484 } | |
| 485 | |
| 486 st->value.len = st->last - st->value.data; | |
| 487 *st->last = '\0'; | |
| 488 goto done; | |
| 489 } | |
| 490 | |
| 491 return NGX_AGAIN; | |
| 492 | |
| 493 done: | |
| 494 | |
| 495 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 496 "http3 parse literal done \"%V\"", &st->value); | |
| 497 | |
| 498 st->state = sw_start; | |
| 499 return NGX_DONE; | |
| 500 } | |
| 501 | |
| 502 | |
| 503 ngx_int_t | |
| 504 ngx_http_v3_parse_header_ri(ngx_connection_t *c, ngx_http_v3_parse_header_t *st, | |
| 505 u_char ch) | |
| 506 { | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
507 ngx_int_t rc; |
| 7692 | 508 enum { |
| 509 sw_start = 0, | |
| 510 sw_index | |
| 511 }; | |
| 512 | |
| 513 switch (st->state) { | |
| 514 | |
| 515 case sw_start: | |
| 516 | |
| 517 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse header ri"); | |
| 518 | |
| 519 st->dynamic = (ch & 0x40) ? 0 : 1; | |
| 520 st->state = sw_index; | |
| 521 | |
| 522 /* fall through */ | |
| 523 | |
| 524 case sw_index: | |
| 525 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
526 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 6, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
527 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
528 return rc; |
| 7692 | 529 } |
| 530 | |
| 531 st->index = st->pint.value; | |
| 532 goto done; | |
| 533 } | |
| 534 | |
| 535 return NGX_AGAIN; | |
| 536 | |
| 537 done: | |
| 538 | |
| 539 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 540 "http3 parse header ri done %s%ui]", | |
| 541 st->dynamic ? "dynamic[-" : "static[", st->index); | |
| 542 | |
| 543 if (st->dynamic) { | |
| 544 st->index = st->base - st->index - 1; | |
| 545 } | |
| 546 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
547 rc = ngx_http_v3_parse_lookup(c, st->dynamic, st->index, &st->name, |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
548 &st->value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
549 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
550 return rc; |
| 7692 | 551 } |
| 552 | |
| 553 st->state = sw_start; | |
| 554 return NGX_DONE; | |
| 555 } | |
| 556 | |
| 557 | |
| 558 ngx_int_t | |
| 559 ngx_http_v3_parse_header_lri(ngx_connection_t *c, | |
| 560 ngx_http_v3_parse_header_t *st, u_char ch) | |
| 561 { | |
|
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
562 ngx_int_t rc; |
| 7692 | 563 enum { |
| 564 sw_start = 0, | |
| 565 sw_index, | |
| 566 sw_value_len, | |
| 567 sw_read_value_len, | |
| 568 sw_value | |
| 569 }; | |
| 570 | |
| 571 switch (st->state) { | |
| 572 | |
| 573 case sw_start: | |
| 574 | |
| 575 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse header lri"); | |
| 576 | |
| 577 st->dynamic = (ch & 0x10) ? 0 : 1; | |
| 578 st->state = sw_index; | |
| 579 | |
| 580 /* fall through */ | |
| 581 | |
| 582 case sw_index: | |
| 583 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
584 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 4, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
585 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
586 return rc; |
| 7692 | 587 } |
| 588 | |
| 589 st->index = st->pint.value; | |
| 590 st->state = sw_value_len; | |
| 591 break; | |
| 592 | |
| 593 case sw_value_len: | |
| 594 | |
| 595 st->literal.huffman = (ch & 0x80) ? 1 : 0; | |
| 596 st->state = sw_read_value_len; | |
| 597 | |
| 598 /* fall through */ | |
| 599 | |
| 600 case sw_read_value_len: | |
| 601 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
602 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 7, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
603 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
604 return rc; |
| 7692 | 605 } |
| 606 | |
| 607 st->literal.length = st->pint.value; | |
| 608 if (st->literal.length == 0) { | |
| 609 goto done; | |
| 610 } | |
| 611 | |
| 612 st->state = sw_value; | |
| 613 break; | |
| 614 | |
| 615 case sw_value: | |
| 616 | |
| 617 rc = ngx_http_v3_parse_literal(c, &st->literal, ch); | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
618 if (rc != NGX_DONE) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
619 return rc; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
620 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
621 |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
622 st->value = st->literal.value; |
|
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
623 goto done; |
| 7692 | 624 } |
| 625 | |
| 626 return NGX_AGAIN; | |
| 627 | |
| 628 done: | |
| 629 | |
| 630 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 631 "http3 parse header lri done %s%ui] \"%V\"", | |
| 632 st->dynamic ? "dynamic[-" : "static[", | |
| 633 st->index, &st->value); | |
| 634 | |
| 635 if (st->dynamic) { | |
| 636 st->index = st->base - st->index - 1; | |
| 637 } | |
| 638 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
639 rc = ngx_http_v3_parse_lookup(c, st->dynamic, st->index, &st->name, NULL); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
640 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
641 return rc; |
| 7692 | 642 } |
| 643 | |
| 644 st->state = sw_start; | |
| 645 return NGX_DONE; | |
| 646 } | |
| 647 | |
| 648 | |
| 649 ngx_int_t | |
| 650 ngx_http_v3_parse_header_l(ngx_connection_t *c, | |
| 651 ngx_http_v3_parse_header_t *st, u_char ch) | |
| 652 { | |
| 653 ngx_int_t rc; | |
| 654 enum { | |
| 655 sw_start = 0, | |
| 656 sw_name_len, | |
| 657 sw_name, | |
| 658 sw_value_len, | |
| 659 sw_read_value_len, | |
| 660 sw_value | |
| 661 }; | |
| 662 | |
| 663 switch (st->state) { | |
| 664 | |
| 665 case sw_start: | |
| 666 | |
| 667 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse header l"); | |
| 668 | |
| 669 st->literal.huffman = (ch & 0x08) ? 1 : 0; | |
| 670 st->state = sw_name_len; | |
| 671 | |
| 672 /* fall through */ | |
| 673 | |
| 674 case sw_name_len: | |
| 675 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
676 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 3, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
677 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
678 return rc; |
| 7692 | 679 } |
| 680 | |
| 681 st->literal.length = st->pint.value; | |
| 682 if (st->literal.length == 0) { | |
| 683 return NGX_ERROR; | |
| 684 } | |
| 685 | |
| 686 st->state = sw_name; | |
| 687 break; | |
| 688 | |
| 689 case sw_name: | |
| 690 | |
| 691 rc = ngx_http_v3_parse_literal(c, &st->literal, ch); | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
692 if (rc != NGX_DONE) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
693 return rc; |
| 7692 | 694 } |
| 695 | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
696 st->name = st->literal.value; |
|
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
697 st->state = sw_value_len; |
| 7692 | 698 break; |
| 699 | |
| 700 case sw_value_len: | |
| 701 | |
| 702 st->literal.huffman = (ch & 0x80) ? 1 : 0; | |
| 703 st->state = sw_read_value_len; | |
| 704 | |
| 705 /* fall through */ | |
| 706 | |
| 707 case sw_read_value_len: | |
| 708 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
709 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 7, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
710 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
711 return rc; |
| 7692 | 712 } |
| 713 | |
| 714 st->literal.length = st->pint.value; | |
| 715 if (st->literal.length == 0) { | |
| 716 goto done; | |
| 717 } | |
| 718 | |
| 719 st->state = sw_value; | |
| 720 break; | |
| 721 | |
| 722 case sw_value: | |
| 723 | |
| 724 rc = ngx_http_v3_parse_literal(c, &st->literal, ch); | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
725 if (rc != NGX_DONE) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
726 return rc; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
727 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
728 |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
729 st->value = st->literal.value; |
|
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
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7959
diff
changeset
|
730 goto done; |
| 7692 | 731 } |
| 732 | |
| 733 return NGX_AGAIN; | |
| 734 | |
| 735 done: | |
| 736 | |
| 737 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 738 "http3 parse header l done \"%V\" \"%V\"", | |
| 739 &st->name, &st->value); | |
| 740 | |
| 741 st->state = sw_start; | |
| 742 return NGX_DONE; | |
| 743 } | |
| 744 | |
| 745 | |
| 746 ngx_int_t | |
| 747 ngx_http_v3_parse_header_pbi(ngx_connection_t *c, | |
| 748 ngx_http_v3_parse_header_t *st, u_char ch) | |
| 749 { | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
750 ngx_int_t rc; |
| 7692 | 751 enum { |
| 752 sw_start = 0, | |
| 753 sw_index | |
| 754 }; | |
| 755 | |
| 756 switch (st->state) { | |
| 757 | |
| 758 case sw_start: | |
| 759 | |
| 760 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse header pbi"); | |
| 761 | |
| 762 st->state = sw_index; | |
| 763 | |
| 764 /* fall through */ | |
| 765 | |
| 766 case sw_index: | |
| 767 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
768 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 4, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
769 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
770 return rc; |
| 7692 | 771 } |
| 772 | |
| 773 st->index = st->pint.value; | |
| 774 goto done; | |
| 775 } | |
| 776 | |
| 777 return NGX_AGAIN; | |
| 778 | |
| 779 done: | |
| 780 | |
| 781 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 782 "http3 parse header pbi done dynamic[+%ui]", st->index); | |
| 783 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
784 rc = ngx_http_v3_parse_lookup(c, 1, st->base + st->index, &st->name, |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
785 &st->value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
786 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
787 return rc; |
| 7692 | 788 } |
| 789 | |
| 790 st->state = sw_start; | |
| 791 return NGX_DONE; | |
| 792 } | |
| 793 | |
| 794 | |
| 795 ngx_int_t | |
| 796 ngx_http_v3_parse_header_lpbi(ngx_connection_t *c, | |
| 797 ngx_http_v3_parse_header_t *st, u_char ch) | |
| 798 { | |
|
7951
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
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|
799 ngx_int_t rc; |
| 7692 | 800 enum { |
| 801 sw_start = 0, | |
| 802 sw_index, | |
| 803 sw_value_len, | |
| 804 sw_read_value_len, | |
| 805 sw_value | |
| 806 }; | |
| 807 | |
| 808 switch (st->state) { | |
| 809 | |
| 810 case sw_start: | |
| 811 | |
| 812 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 813 "http3 parse header lpbi"); | |
| 814 | |
| 815 st->state = sw_index; | |
| 816 | |
| 817 /* fall through */ | |
| 818 | |
| 819 case sw_index: | |
| 820 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
821 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 3, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
822 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
823 return rc; |
| 7692 | 824 } |
| 825 | |
| 826 st->index = st->pint.value; | |
| 827 st->state = sw_value_len; | |
| 828 break; | |
| 829 | |
| 830 case sw_value_len: | |
| 831 | |
| 832 st->literal.huffman = (ch & 0x80) ? 1 : 0; | |
| 833 st->state = sw_read_value_len; | |
| 834 | |
| 835 /* fall through */ | |
| 836 | |
| 837 case sw_read_value_len: | |
| 838 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
839 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 7, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
840 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
841 return rc; |
| 7692 | 842 } |
| 843 | |
| 844 st->literal.length = st->pint.value; | |
| 845 if (st->literal.length == 0) { | |
| 846 goto done; | |
| 847 } | |
| 848 | |
| 849 st->state = sw_value; | |
| 850 break; | |
| 851 | |
| 852 case sw_value: | |
| 853 | |
| 854 rc = ngx_http_v3_parse_literal(c, &st->literal, ch); | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
855 if (rc != NGX_DONE) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
856 return rc; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
857 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
858 |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
859 st->value = st->literal.value; |
|
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
860 goto done; |
| 7692 | 861 } |
| 862 | |
| 863 return NGX_AGAIN; | |
| 864 | |
| 865 done: | |
| 866 | |
| 867 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 868 "http3 parse header lpbi done dynamic[+%ui] \"%V\"", | |
| 869 st->index, &st->value); | |
| 870 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
871 rc = ngx_http_v3_parse_lookup(c, 1, st->base + st->index, &st->name, NULL); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
872 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
873 return rc; |
| 7692 | 874 } |
| 875 | |
| 876 st->state = sw_start; | |
| 877 return NGX_DONE; | |
| 878 } | |
| 879 | |
| 880 | |
|
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
881 static ngx_int_t |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
882 ngx_http_v3_parse_lookup(ngx_connection_t *c, ngx_uint_t dynamic, |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
883 ngx_uint_t index, ngx_str_t *name, ngx_str_t *value) |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
884 { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
885 u_char *p; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
886 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
887 if (!dynamic) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
888 if (ngx_http_v3_lookup_static(c, index, name, value) != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
889 return NGX_HTTP_V3_ERR_DECOMPRESSION_FAILED; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
890 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
891 |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
892 return NGX_OK; |
|
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
893 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
894 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
895 if (ngx_http_v3_lookup(c, index, name, value) != NGX_OK) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
896 return NGX_HTTP_V3_ERR_DECOMPRESSION_FAILED; |
|
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
897 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
898 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
899 if (name) { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
900 p = ngx_pnalloc(c->pool, name->len + 1); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
901 if (p == NULL) { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
902 return NGX_ERROR; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
903 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
904 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
905 ngx_memcpy(p, name->data, name->len); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
906 p[name->len] = '\0'; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
907 name->data = p; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
908 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
909 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
910 if (value) { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
911 p = ngx_pnalloc(c->pool, value->len + 1); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
912 if (p == NULL) { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
913 return NGX_ERROR; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
914 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
915 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
916 ngx_memcpy(p, value->data, value->len); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
917 p[value->len] = '\0'; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
918 value->data = p; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
919 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
920 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
921 return NGX_OK; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
922 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
923 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
924 |
| 7692 | 925 ngx_int_t |
| 926 ngx_http_v3_parse_control(ngx_connection_t *c, void *data, u_char ch) | |
| 927 { | |
| 928 ngx_http_v3_parse_control_t *st = data; | |
| 929 | |
| 930 ngx_int_t rc; | |
| 931 enum { | |
| 932 sw_start = 0, | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
933 sw_first_type, |
| 7692 | 934 sw_type, |
| 935 sw_length, | |
| 8015 | 936 sw_cancel_push, |
| 7692 | 937 sw_settings, |
| 938 sw_max_push_id, | |
| 939 sw_skip | |
| 940 }; | |
| 941 | |
| 942 switch (st->state) { | |
| 943 | |
| 944 case sw_start: | |
| 945 | |
| 946 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse control"); | |
| 947 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
948 st->state = sw_first_type; |
| 7692 | 949 |
| 950 /* fall through */ | |
| 951 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
952 case sw_first_type: |
| 7692 | 953 case sw_type: |
| 954 | |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
955 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
956 if (rc != NGX_DONE) { |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
957 return rc; |
| 7692 | 958 } |
| 959 | |
| 960 st->type = st->vlint.value; | |
| 961 | |
| 962 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 963 "http3 parse frame type:%ui", st->type); | |
| 964 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
965 if (st->state == sw_first_type |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
966 && st->type != NGX_HTTP_V3_FRAME_SETTINGS) |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
967 { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
968 return NGX_HTTP_V3_ERR_MISSING_SETTINGS; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
969 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
970 |
| 7692 | 971 st->state = sw_length; |
| 972 break; | |
| 973 | |
| 974 case sw_length: | |
| 975 | |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
976 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
977 if (rc != NGX_DONE) { |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
978 return rc; |
| 7692 | 979 } |
| 980 | |
| 981 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 982 "http3 parse frame len:%uL", st->vlint.value); | |
| 983 | |
| 984 st->length = st->vlint.value; | |
| 985 if (st->length == 0) { | |
| 986 st->state = sw_type; | |
| 987 break; | |
| 988 } | |
| 989 | |
| 990 switch (st->type) { | |
| 991 | |
| 8015 | 992 case NGX_HTTP_V3_FRAME_CANCEL_PUSH: |
| 993 st->state = sw_cancel_push; | |
| 994 break; | |
| 995 | |
| 7692 | 996 case NGX_HTTP_V3_FRAME_SETTINGS: |
| 997 st->state = sw_settings; | |
| 998 break; | |
| 999 | |
| 1000 case NGX_HTTP_V3_FRAME_MAX_PUSH_ID: | |
| 1001 st->state = sw_max_push_id; | |
| 1002 break; | |
| 1003 | |
| 1004 default: | |
| 1005 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1006 "http3 parse skip unknown frame"); | |
| 1007 st->state = sw_skip; | |
| 1008 } | |
| 1009 | |
| 1010 break; | |
| 1011 | |
| 8015 | 1012 case sw_cancel_push: |
| 1013 | |
| 1014 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); | |
| 1015 | |
| 1016 if (--st->length == 0 && rc == NGX_AGAIN) { | |
| 1017 return NGX_HTTP_V3_ERR_FRAME_ERROR; | |
| 1018 } | |
| 1019 | |
| 1020 if (rc != NGX_DONE) { | |
| 1021 return rc; | |
| 1022 } | |
| 1023 | |
| 1024 rc = ngx_http_v3_cancel_push(c, st->vlint.value); | |
| 1025 if (rc != NGX_OK) { | |
| 1026 return rc; | |
| 1027 } | |
| 1028 | |
| 1029 st->state = sw_type; | |
| 1030 break; | |
| 1031 | |
| 7692 | 1032 case sw_settings: |
| 1033 | |
| 1034 rc = ngx_http_v3_parse_settings(c, &st->settings, ch); | |
| 1035 | |
|
7962
e02250b55b17
HTTP/3: simplified handling return codes from parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
7961
diff
changeset
|
1036 if (--st->length == 0 && rc == NGX_AGAIN) { |
|
e02250b55b17
HTTP/3: simplified handling return codes from parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
7961
diff
changeset
|
1037 return NGX_HTTP_V3_ERR_SETTINGS_ERROR; |
| 7692 | 1038 } |
| 1039 | |
| 1040 if (rc != NGX_DONE) { | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1041 return rc; |
| 7692 | 1042 } |
| 1043 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1044 if (st->length == 0) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1045 st->state = sw_type; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1046 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1047 |
| 7692 | 1048 break; |
| 1049 | |
| 1050 case sw_max_push_id: | |
| 1051 | |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1052 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); |
| 8015 | 1053 |
| 1054 if (--st->length == 0 && rc == NGX_AGAIN) { | |
| 1055 return NGX_HTTP_V3_ERR_FRAME_ERROR; | |
| 1056 } | |
| 1057 | |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1058 if (rc != NGX_DONE) { |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1059 return rc; |
| 7692 | 1060 } |
| 1061 | |
| 8015 | 1062 rc = ngx_http_v3_set_max_push_id(c, st->vlint.value); |
| 1063 if (rc != NGX_OK) { | |
| 1064 return rc; | |
| 1065 } | |
| 7692 | 1066 |
| 1067 st->state = sw_type; | |
| 1068 break; | |
| 1069 | |
| 1070 case sw_skip: | |
| 1071 | |
| 1072 if (--st->length == 0) { | |
| 1073 st->state = sw_type; | |
| 1074 } | |
| 1075 | |
| 1076 break; | |
| 1077 } | |
| 1078 | |
| 1079 return NGX_AGAIN; | |
| 1080 } | |
| 1081 | |
| 1082 | |
| 1083 ngx_int_t | |
| 1084 ngx_http_v3_parse_settings(ngx_connection_t *c, | |
| 1085 ngx_http_v3_parse_settings_t *st, u_char ch) | |
| 1086 { | |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1087 ngx_int_t rc; |
| 7692 | 1088 enum { |
| 1089 sw_start = 0, | |
| 1090 sw_id, | |
| 1091 sw_value | |
| 1092 }; | |
| 1093 | |
| 1094 switch (st->state) { | |
| 1095 | |
| 1096 case sw_start: | |
| 1097 | |
| 1098 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse settings"); | |
| 1099 | |
| 1100 st->state = sw_id; | |
| 1101 | |
| 1102 /* fall through */ | |
| 1103 | |
| 1104 case sw_id: | |
| 1105 | |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1106 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1107 if (rc != NGX_DONE) { |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1108 return rc; |
| 7692 | 1109 } |
| 1110 | |
| 1111 st->id = st->vlint.value; | |
| 1112 st->state = sw_value; | |
| 1113 break; | |
| 1114 | |
| 1115 case sw_value: | |
| 1116 | |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1117 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1118 if (rc != NGX_DONE) { |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1119 return rc; |
| 7692 | 1120 } |
| 1121 | |
| 1122 if (ngx_http_v3_set_param(c, st->id, st->vlint.value) != NGX_OK) { | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1123 return NGX_HTTP_V3_ERR_SETTINGS_ERROR; |
| 7692 | 1124 } |
| 1125 | |
| 1126 goto done; | |
| 1127 } | |
| 1128 | |
| 1129 return NGX_AGAIN; | |
| 1130 | |
| 1131 done: | |
| 1132 | |
| 1133 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse settings done"); | |
| 1134 | |
| 1135 st->state = sw_start; | |
| 1136 return NGX_DONE; | |
| 1137 } | |
| 1138 | |
| 1139 | |
| 1140 ngx_int_t | |
| 1141 ngx_http_v3_parse_encoder(ngx_connection_t *c, void *data, u_char ch) | |
| 1142 { | |
| 1143 ngx_http_v3_parse_encoder_t *st = data; | |
| 1144 | |
| 1145 ngx_int_t rc; | |
| 1146 enum { | |
| 1147 sw_start = 0, | |
| 1148 sw_inr, | |
| 1149 sw_iwnr, | |
| 1150 sw_capacity, | |
| 1151 sw_duplicate | |
| 1152 }; | |
| 1153 | |
| 1154 if (st->state == sw_start) { | |
| 1155 | |
| 1156 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1157 "http3 parse encoder instruction"); | |
| 1158 | |
| 1159 if (ch & 0x80) { | |
| 1160 /* Insert With Name Reference */ | |
| 1161 | |
| 1162 st->state = sw_inr; | |
| 1163 | |
| 1164 } else if (ch & 0x40) { | |
| 1165 /* Insert Without Name Reference */ | |
| 1166 | |
| 1167 st->state = sw_iwnr; | |
| 1168 | |
| 1169 } else if (ch & 0x20) { | |
| 1170 /* Set Dynamic Table Capacity */ | |
| 1171 | |
| 1172 st->state = sw_capacity; | |
| 1173 | |
| 1174 } else { | |
| 1175 /* Duplicate */ | |
| 1176 | |
| 1177 st->state = sw_duplicate; | |
| 1178 } | |
| 1179 } | |
| 1180 | |
| 1181 switch (st->state) { | |
| 1182 | |
| 1183 case sw_inr: | |
| 1184 | |
| 1185 rc = ngx_http_v3_parse_header_inr(c, &st->header, ch); | |
| 1186 if (rc != NGX_DONE) { | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1187 return rc; |
| 7692 | 1188 } |
| 1189 | |
| 1190 goto done; | |
| 1191 | |
| 1192 case sw_iwnr: | |
| 1193 | |
| 1194 rc = ngx_http_v3_parse_header_iwnr(c, &st->header, ch); | |
| 1195 if (rc != NGX_DONE) { | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1196 return rc; |
| 7692 | 1197 } |
| 1198 | |
| 1199 goto done; | |
| 1200 | |
| 1201 case sw_capacity: | |
| 1202 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1203 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 5, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1204 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1205 return rc; |
| 7692 | 1206 } |
| 1207 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1208 rc = ngx_http_v3_set_capacity(c, st->pint.value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1209 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1210 return rc; |
| 7692 | 1211 } |
| 1212 | |
| 1213 goto done; | |
| 1214 | |
| 1215 case sw_duplicate: | |
| 1216 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1217 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 5, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1218 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1219 return rc; |
| 7692 | 1220 } |
| 1221 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1222 rc = ngx_http_v3_duplicate(c, st->pint.value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1223 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1224 return rc; |
| 7692 | 1225 } |
| 1226 | |
| 1227 goto done; | |
| 1228 } | |
| 1229 | |
| 1230 return NGX_AGAIN; | |
| 1231 | |
| 1232 done: | |
| 1233 | |
| 1234 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1235 "http3 parse encoder instruction done"); | |
| 1236 | |
| 1237 st->state = sw_start; | |
|
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
1238 return NGX_AGAIN; |
| 7692 | 1239 } |
| 1240 | |
| 1241 | |
| 1242 ngx_int_t | |
| 1243 ngx_http_v3_parse_header_inr(ngx_connection_t *c, | |
| 1244 ngx_http_v3_parse_header_t *st, u_char ch) | |
| 1245 { | |
| 1246 ngx_int_t rc; | |
| 1247 enum { | |
| 1248 sw_start = 0, | |
| 1249 sw_name_index, | |
| 1250 sw_value_len, | |
| 1251 sw_read_value_len, | |
| 1252 sw_value | |
| 1253 }; | |
| 1254 | |
| 1255 switch (st->state) { | |
| 1256 | |
| 1257 case sw_start: | |
| 1258 | |
| 1259 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse header inr"); | |
| 1260 | |
| 1261 st->dynamic = (ch & 0x40) ? 0 : 1; | |
| 1262 st->state = sw_name_index; | |
| 1263 | |
| 1264 /* fall through */ | |
| 1265 | |
| 1266 case sw_name_index: | |
| 1267 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1268 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 6, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1269 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1270 return rc; |
| 7692 | 1271 } |
| 1272 | |
| 1273 st->index = st->pint.value; | |
| 1274 st->state = sw_value_len; | |
| 1275 break; | |
| 1276 | |
| 1277 case sw_value_len: | |
| 1278 | |
| 1279 st->literal.huffman = (ch & 0x80) ? 1 : 0; | |
| 1280 st->state = sw_read_value_len; | |
| 1281 | |
| 1282 /* fall through */ | |
| 1283 | |
| 1284 case sw_read_value_len: | |
| 1285 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1286 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 7, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1287 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1288 return rc; |
| 7692 | 1289 } |
| 1290 | |
| 1291 st->literal.length = st->pint.value; | |
| 1292 if (st->literal.length == 0) { | |
| 1293 goto done; | |
| 1294 } | |
| 1295 | |
| 1296 st->state = sw_value; | |
| 1297 break; | |
| 1298 | |
| 1299 case sw_value: | |
| 1300 | |
| 1301 rc = ngx_http_v3_parse_literal(c, &st->literal, ch); | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1302 if (rc != NGX_DONE) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1303 return rc; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1304 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1305 |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1306 st->value = st->literal.value; |
|
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1307 goto done; |
| 7692 | 1308 } |
| 1309 | |
| 1310 return NGX_AGAIN; | |
| 1311 | |
| 1312 done: | |
| 1313 | |
| 1314 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1315 "http3 parse header inr done %s[%ui] \"%V\"", | |
| 1316 st->dynamic ? "dynamic" : "static", | |
| 1317 st->index, &st->value); | |
| 1318 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1319 rc = ngx_http_v3_ref_insert(c, st->dynamic, st->index, &st->value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1320 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1321 return rc; |
| 7692 | 1322 } |
| 1323 | |
| 1324 st->state = sw_start; | |
| 1325 return NGX_DONE; | |
| 1326 } | |
| 1327 | |
| 1328 | |
| 1329 ngx_int_t | |
| 1330 ngx_http_v3_parse_header_iwnr(ngx_connection_t *c, | |
| 1331 ngx_http_v3_parse_header_t *st, u_char ch) | |
| 1332 { | |
| 1333 ngx_int_t rc; | |
| 1334 enum { | |
| 1335 sw_start = 0, | |
| 1336 sw_name_len, | |
| 1337 sw_name, | |
| 1338 sw_value_len, | |
| 1339 sw_read_value_len, | |
| 1340 sw_value | |
| 1341 }; | |
| 1342 | |
| 1343 switch (st->state) { | |
| 1344 | |
| 1345 case sw_start: | |
| 1346 | |
| 1347 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1348 "http3 parse header iwnr"); | |
| 1349 | |
| 1350 st->literal.huffman = (ch & 0x20) ? 1 : 0; | |
| 1351 st->state = sw_name_len; | |
| 1352 | |
| 1353 /* fall through */ | |
| 1354 | |
| 1355 case sw_name_len: | |
| 1356 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1357 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 5, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1358 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1359 return rc; |
| 7692 | 1360 } |
| 1361 | |
| 1362 st->literal.length = st->pint.value; | |
| 1363 if (st->literal.length == 0) { | |
| 1364 return NGX_ERROR; | |
| 1365 } | |
| 1366 | |
| 1367 st->state = sw_name; | |
| 1368 break; | |
| 1369 | |
| 1370 case sw_name: | |
| 1371 | |
| 1372 rc = ngx_http_v3_parse_literal(c, &st->literal, ch); | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1373 if (rc != NGX_DONE) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1374 return rc; |
| 7692 | 1375 } |
| 1376 | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1377 st->name = st->literal.value; |
|
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1378 st->state = sw_value_len; |
| 7692 | 1379 break; |
| 1380 | |
| 1381 case sw_value_len: | |
| 1382 | |
| 1383 st->literal.huffman = (ch & 0x80) ? 1 : 0; | |
| 1384 st->state = sw_read_value_len; | |
| 1385 | |
| 1386 /* fall through */ | |
| 1387 | |
| 1388 case sw_read_value_len: | |
| 1389 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1390 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 7, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1391 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1392 return rc; |
| 7692 | 1393 } |
| 1394 | |
| 1395 st->literal.length = st->pint.value; | |
| 1396 if (st->literal.length == 0) { | |
| 1397 goto done; | |
| 1398 } | |
| 1399 | |
| 1400 st->state = sw_value; | |
| 1401 break; | |
| 1402 | |
| 1403 case sw_value: | |
| 1404 | |
| 1405 rc = ngx_http_v3_parse_literal(c, &st->literal, ch); | |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1406 if (rc != NGX_DONE) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1407 return rc; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1408 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1409 |
|
7960
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1410 st->value = st->literal.value; |
|
5611bbb852ce
HTTP/3: simplifed handling ngx_http_v3_parse_literal() return code.
Roman Arutyunyan <arut@nginx.com>
parents:
7959
diff
changeset
|
1411 goto done; |
| 7692 | 1412 } |
| 1413 | |
| 1414 return NGX_AGAIN; | |
| 1415 | |
| 1416 done: | |
| 1417 | |
| 1418 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1419 "http3 parse header iwnr done \"%V\":\"%V\"", | |
| 1420 &st->name, &st->value); | |
| 1421 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1422 rc = ngx_http_v3_insert(c, &st->name, &st->value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1423 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1424 return rc; |
| 7692 | 1425 } |
| 1426 | |
| 1427 st->state = sw_start; | |
| 1428 return NGX_DONE; | |
| 1429 } | |
| 1430 | |
| 1431 | |
| 1432 ngx_int_t | |
| 1433 ngx_http_v3_parse_decoder(ngx_connection_t *c, void *data, u_char ch) | |
| 1434 { | |
| 1435 ngx_http_v3_parse_decoder_t *st = data; | |
| 1436 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1437 ngx_int_t rc; |
| 7692 | 1438 enum { |
| 1439 sw_start = 0, | |
| 1440 sw_ack_header, | |
| 1441 sw_cancel_stream, | |
| 1442 sw_inc_insert_count | |
| 1443 }; | |
| 1444 | |
| 1445 if (st->state == sw_start) { | |
| 1446 | |
| 1447 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1448 "http3 parse decoder instruction"); | |
| 1449 | |
| 1450 if (ch & 0x80) { | |
| 1451 /* Header Acknowledgement */ | |
| 1452 | |
| 1453 st->state = sw_ack_header; | |
| 1454 | |
| 1455 } else if (ch & 0x40) { | |
| 1456 /* Stream Cancellation */ | |
| 1457 | |
| 1458 st->state = sw_cancel_stream; | |
| 1459 | |
| 1460 } else { | |
| 1461 /* Insert Count Increment */ | |
| 1462 | |
| 1463 st->state = sw_inc_insert_count; | |
| 1464 } | |
| 1465 } | |
| 1466 | |
| 1467 switch (st->state) { | |
| 1468 | |
| 1469 case sw_ack_header: | |
| 1470 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1471 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 7, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1472 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1473 return rc; |
| 7692 | 1474 } |
| 1475 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1476 rc = ngx_http_v3_ack_header(c, st->pint.value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1477 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1478 return rc; |
| 7692 | 1479 } |
| 1480 | |
| 1481 goto done; | |
| 1482 | |
| 1483 case sw_cancel_stream: | |
| 1484 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1485 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 6, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1486 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1487 return rc; |
| 7692 | 1488 } |
| 1489 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1490 rc = ngx_http_v3_cancel_stream(c, st->pint.value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1491 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1492 return rc; |
| 7692 | 1493 } |
| 1494 | |
| 1495 goto done; | |
| 1496 | |
| 1497 case sw_inc_insert_count: | |
| 1498 | |
|
7959
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1499 rc = ngx_http_v3_parse_prefix_int(c, &st->pint, 6, ch); |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1500 if (rc != NGX_DONE) { |
|
fdb8edc8e496
HTTP/3: limited prefixed integer size by 62 bits.
Roman Arutyunyan <arut@nginx.com>
parents:
7958
diff
changeset
|
1501 return rc; |
| 7692 | 1502 } |
| 1503 | |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1504 rc = ngx_http_v3_inc_insert_count(c, st->pint.value); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1505 if (rc != NGX_OK) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1506 return rc; |
| 7692 | 1507 } |
| 1508 | |
| 1509 goto done; | |
| 1510 } | |
| 1511 | |
| 1512 return NGX_AGAIN; | |
| 1513 | |
| 1514 done: | |
| 1515 | |
| 1516 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 1517 "http3 parse decoder instruction done"); | |
| 1518 | |
| 1519 st->state = sw_start; | |
|
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7950
diff
changeset
|
1520 return NGX_AGAIN; |
| 7692 | 1521 } |
|
7761
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1522 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1523 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1524 ngx_int_t |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1525 ngx_http_v3_parse_data(ngx_connection_t *c, ngx_http_v3_parse_data_t *st, |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1526 u_char ch) |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1527 { |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1528 ngx_int_t rc; |
|
7761
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1529 enum { |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1530 sw_start = 0, |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1531 sw_type, |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1532 sw_length |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1533 }; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1534 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1535 switch (st->state) { |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1536 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1537 case sw_start: |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1538 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1539 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse data"); |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1540 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1541 st->state = sw_type; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1542 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1543 /* fall through */ |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1544 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1545 case sw_type: |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1546 |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1547 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1548 if (rc != NGX_DONE) { |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1549 return rc; |
|
7761
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1550 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1551 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1552 if (st->vlint.value != NGX_HTTP_V3_FRAME_DATA) { |
|
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7952
diff
changeset
|
1553 return NGX_HTTP_V3_ERR_FRAME_UNEXPECTED; |
|
7761
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1554 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1555 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1556 st->state = sw_length; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1557 break; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1558 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1559 case sw_length: |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1560 |
|
7961
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1561 rc = ngx_http_v3_parse_varlen_int(c, &st->vlint, ch); |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1562 if (rc != NGX_DONE) { |
|
4fd709540daf
HTTP/3: put ngx_http_v3_parse_varlen_int() return code in variable.
Roman Arutyunyan <arut@nginx.com>
parents:
7960
diff
changeset
|
1563 return rc; |
|
7761
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1564 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1565 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1566 st->length = st->vlint.value; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1567 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1568 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1569 "http3 parse data frame len:%ui", st->length); |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1570 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1571 goto done; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1572 } |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1573 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1574 return NGX_AGAIN; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1575 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1576 done: |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1577 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1578 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 parse data done"); |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1579 |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1580 st->state = sw_start; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1581 return NGX_DONE; |
|
5649079a41f4
Parsing HTTP/3 request body.
Roman Arutyunyan <arut@nginx.com>
parents:
7693
diff
changeset
|
1582 } |