Mercurial > hg > nginx
annotate src/http/v3/ngx_http_v3_table.c @ 9020:efbcdb9b37dc quic
HTTP/3: updated SETTINGS_MAX_FIELD_SECTION_SIZE name.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Wed, 08 Jun 2022 16:19:01 +0400 |
parents | 81a3429db8b0 |
children | 987bee4363d1 |
rev | line source |
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8215 | 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 #define ngx_http_v3_table_entry_size(n, v) ((n)->len + (v)->len + 32) |
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14 |
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15 |
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16 static ngx_int_t ngx_http_v3_evict(ngx_connection_t *c, size_t need); |
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17 static void ngx_http_v3_unblock(void *data); |
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18 static ngx_int_t ngx_http_v3_new_entry(ngx_connection_t *c); |
8215 | 19 |
20 | |
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21 typedef struct { |
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22 ngx_queue_t queue; |
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23 ngx_connection_t *connection; |
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24 ngx_uint_t *nblocked; |
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25 } ngx_http_v3_block_t; |
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26 |
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27 |
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28 static ngx_http_v3_field_t ngx_http_v3_static_table[] = { |
8215 | 29 |
30 { ngx_string(":authority"), ngx_string("") }, | |
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31 { ngx_string(":path"), ngx_string("/") }, |
8215 | 32 { ngx_string("age"), ngx_string("0") }, |
33 { ngx_string("content-disposition"), ngx_string("") }, | |
34 { ngx_string("content-length"), ngx_string("0") }, | |
35 { ngx_string("cookie"), ngx_string("") }, | |
36 { ngx_string("date"), ngx_string("") }, | |
37 { ngx_string("etag"), ngx_string("") }, | |
38 { ngx_string("if-modified-since"), ngx_string("") }, | |
39 { ngx_string("if-none-match"), ngx_string("") }, | |
40 { ngx_string("last-modified"), ngx_string("") }, | |
41 { ngx_string("link"), ngx_string("") }, | |
42 { ngx_string("location"), ngx_string("") }, | |
43 { ngx_string("referer"), ngx_string("") }, | |
44 { ngx_string("set-cookie"), ngx_string("") }, | |
45 { ngx_string(":method"), ngx_string("CONNECT") }, | |
46 { ngx_string(":method"), ngx_string("DELETE") }, | |
47 { ngx_string(":method"), ngx_string("GET") }, | |
48 { ngx_string(":method"), ngx_string("HEAD") }, | |
49 { ngx_string(":method"), ngx_string("OPTIONS") }, | |
50 { ngx_string(":method"), ngx_string("POST") }, | |
51 { ngx_string(":method"), ngx_string("PUT") }, | |
52 { ngx_string(":scheme"), ngx_string("http") }, | |
53 { ngx_string(":scheme"), ngx_string("https") }, | |
54 { ngx_string(":status"), ngx_string("103") }, | |
55 { ngx_string(":status"), ngx_string("200") }, | |
56 { ngx_string(":status"), ngx_string("304") }, | |
57 { ngx_string(":status"), ngx_string("404") }, | |
58 { ngx_string(":status"), ngx_string("503") }, | |
59 { ngx_string("accept"), ngx_string("*/*") }, | |
60 { ngx_string("accept"), | |
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61 ngx_string("application/dns-message") }, |
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62 { ngx_string("accept-encoding"), ngx_string("gzip, deflate, br") }, |
8215 | 63 { ngx_string("accept-ranges"), ngx_string("bytes") }, |
64 { ngx_string("access-control-allow-headers"), | |
65 ngx_string("cache-control") }, | |
66 { ngx_string("access-control-allow-headers"), | |
67 ngx_string("content-type") }, | |
68 { ngx_string("access-control-allow-origin"), | |
69 ngx_string("*") }, | |
70 { ngx_string("cache-control"), ngx_string("max-age=0") }, | |
71 { ngx_string("cache-control"), ngx_string("max-age=2592000") }, | |
72 { ngx_string("cache-control"), ngx_string("max-age=604800") }, | |
73 { ngx_string("cache-control"), ngx_string("no-cache") }, | |
74 { ngx_string("cache-control"), ngx_string("no-store") }, | |
75 { ngx_string("cache-control"), | |
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76 ngx_string("public, max-age=31536000") }, |
8215 | 77 { ngx_string("content-encoding"), ngx_string("br") }, |
78 { ngx_string("content-encoding"), ngx_string("gzip") }, | |
79 { ngx_string("content-type"), | |
80 ngx_string("application/dns-message") }, | |
81 { ngx_string("content-type"), | |
82 ngx_string("application/javascript") }, | |
83 { ngx_string("content-type"), ngx_string("application/json") }, | |
84 { ngx_string("content-type"), | |
85 ngx_string("application/x-www-form-urlencoded") }, | |
86 { ngx_string("content-type"), ngx_string("image/gif") }, | |
87 { ngx_string("content-type"), ngx_string("image/jpeg") }, | |
88 { ngx_string("content-type"), ngx_string("image/png") }, | |
89 { ngx_string("content-type"), ngx_string("text/css") }, | |
90 { ngx_string("content-type"), | |
91 ngx_string("text/html;charset=utf-8") }, | |
92 { ngx_string("content-type"), ngx_string("text/plain") }, | |
93 { ngx_string("content-type"), | |
94 ngx_string("text/plain;charset=utf-8") }, | |
95 { ngx_string("range"), ngx_string("bytes=0-") }, | |
96 { ngx_string("strict-transport-security"), | |
97 ngx_string("max-age=31536000") }, | |
98 { ngx_string("strict-transport-security"), | |
99 ngx_string("max-age=31536000;includesubdomains") }, | |
100 { ngx_string("strict-transport-security"), | |
101 ngx_string("max-age=31536000;includesubdomains;preload") }, | |
102 { ngx_string("vary"), ngx_string("accept-encoding") }, | |
103 { ngx_string("vary"), ngx_string("origin") }, | |
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104 { ngx_string("x-content-type-options"), |
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105 ngx_string("nosniff") }, |
8215 | 106 { ngx_string("x-xss-protection"), ngx_string("1;mode=block") }, |
107 { ngx_string(":status"), ngx_string("100") }, | |
108 { ngx_string(":status"), ngx_string("204") }, | |
109 { ngx_string(":status"), ngx_string("206") }, | |
110 { ngx_string(":status"), ngx_string("302") }, | |
111 { ngx_string(":status"), ngx_string("400") }, | |
112 { ngx_string(":status"), ngx_string("403") }, | |
113 { ngx_string(":status"), ngx_string("421") }, | |
114 { ngx_string(":status"), ngx_string("425") }, | |
115 { ngx_string(":status"), ngx_string("500") }, | |
116 { ngx_string("accept-language"), ngx_string("") }, | |
117 { ngx_string("access-control-allow-credentials"), | |
118 ngx_string("FALSE") }, | |
119 { ngx_string("access-control-allow-credentials"), | |
120 ngx_string("TRUE") }, | |
121 { ngx_string("access-control-allow-headers"), | |
122 ngx_string("*") }, | |
123 { ngx_string("access-control-allow-methods"), | |
124 ngx_string("get") }, | |
125 { ngx_string("access-control-allow-methods"), | |
126 ngx_string("get, post, options") }, | |
127 { ngx_string("access-control-allow-methods"), | |
128 ngx_string("options") }, | |
129 { ngx_string("access-control-expose-headers"), | |
130 ngx_string("content-length") }, | |
131 { ngx_string("access-control-request-headers"), | |
132 ngx_string("content-type") }, | |
133 { ngx_string("access-control-request-method"), | |
134 ngx_string("get") }, | |
135 { ngx_string("access-control-request-method"), | |
136 ngx_string("post") }, | |
137 { ngx_string("alt-svc"), ngx_string("clear") }, | |
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138 { ngx_string("authorization"), ngx_string("") }, |
8215 | 139 { ngx_string("content-security-policy"), |
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140 ngx_string("script-src 'none';object-src 'none';base-uri 'none'") }, |
8215 | 141 { ngx_string("early-data"), ngx_string("1") }, |
142 { ngx_string("expect-ct"), ngx_string("") }, | |
143 { ngx_string("forwarded"), ngx_string("") }, | |
144 { ngx_string("if-range"), ngx_string("") }, | |
145 { ngx_string("origin"), ngx_string("") }, | |
146 { ngx_string("purpose"), ngx_string("prefetch") }, | |
147 { ngx_string("server"), ngx_string("") }, | |
148 { ngx_string("timing-allow-origin"), ngx_string("*") }, | |
149 { ngx_string("upgrade-insecure-requests"), | |
150 ngx_string("1") }, | |
151 { ngx_string("user-agent"), ngx_string("") }, | |
152 { ngx_string("x-forwarded-for"), ngx_string("") }, | |
153 { ngx_string("x-frame-options"), ngx_string("deny") }, | |
154 { ngx_string("x-frame-options"), ngx_string("sameorigin") } | |
155 }; | |
156 | |
157 | |
158 ngx_int_t | |
159 ngx_http_v3_ref_insert(ngx_connection_t *c, ngx_uint_t dynamic, | |
160 ngx_uint_t index, ngx_str_t *value) | |
161 { | |
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162 ngx_str_t name; |
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163 ngx_http_v3_session_t *h3c; |
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164 ngx_http_v3_dynamic_table_t *dt; |
8215 | 165 |
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166 if (dynamic) { |
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167 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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168 "http3 ref insert dynamic[%ui] \"%V\"", index, value); |
8215 | 169 |
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170 h3c = ngx_http_v3_get_session(c); |
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171 dt = &h3c->table; |
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172 |
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173 if (dt->base + dt->nelts <= index) { |
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174 return NGX_HTTP_V3_ERR_ENCODER_STREAM_ERROR; |
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175 } |
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176 |
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177 index = dt->base + dt->nelts - 1 - index; |
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178 |
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179 if (ngx_http_v3_lookup(c, index, &name, NULL) != NGX_OK) { |
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180 return NGX_HTTP_V3_ERR_ENCODER_STREAM_ERROR; |
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181 } |
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182 |
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183 } else { |
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184 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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185 "http3 ref insert static[%ui] \"%V\"", index, value); |
8215 | 186 |
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187 if (ngx_http_v3_lookup_static(c, index, &name, NULL) != NGX_OK) { |
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188 return NGX_HTTP_V3_ERR_ENCODER_STREAM_ERROR; |
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189 } |
8215 | 190 } |
191 | |
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192 return ngx_http_v3_insert(c, &name, value); |
8215 | 193 } |
194 | |
195 | |
196 ngx_int_t | |
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197 ngx_http_v3_insert(ngx_connection_t *c, ngx_str_t *name, ngx_str_t *value) |
8215 | 198 { |
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199 u_char *p; |
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200 size_t size; |
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201 ngx_http_v3_field_t *field; |
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202 ngx_http_v3_session_t *h3c; |
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203 ngx_http_v3_dynamic_table_t *dt; |
8215 | 204 |
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205 size = ngx_http_v3_table_entry_size(name, value); |
8215 | 206 |
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207 if (ngx_http_v3_evict(c, size) != NGX_OK) { |
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208 return NGX_HTTP_V3_ERR_ENCODER_STREAM_ERROR; |
8215 | 209 } |
210 | |
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211 h3c = ngx_http_v3_get_session(c); |
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212 dt = &h3c->table; |
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213 |
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214 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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215 "http3 insert [%ui] \"%V\":\"%V\", size:%uz", |
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216 dt->base + dt->nelts, name, value, size); |
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217 |
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218 p = ngx_alloc(sizeof(ngx_http_v3_field_t) + name->len + value->len, |
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219 c->log); |
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220 if (p == NULL) { |
8215 | 221 return NGX_ERROR; |
222 } | |
223 | |
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224 field = (ngx_http_v3_field_t *) p; |
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225 |
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226 field->name.data = p + sizeof(ngx_http_v3_field_t); |
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227 field->name.len = name->len; |
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228 field->value.data = ngx_cpymem(field->name.data, name->data, name->len); |
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229 field->value.len = value->len; |
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230 ngx_memcpy(field->value.data, value->data, value->len); |
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231 |
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232 dt->elts[dt->nelts++] = field; |
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233 dt->size += size; |
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234 |
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235 dt->insert_count++; |
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236 |
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237 ngx_post_event(&dt->send_insert_count, &ngx_posted_events); |
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238 |
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239 if (ngx_http_v3_new_entry(c) != NGX_OK) { |
8215 | 240 return NGX_ERROR; |
241 } | |
242 | |
243 return NGX_OK; | |
244 } | |
245 | |
246 | |
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247 void |
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248 ngx_http_v3_inc_insert_count_handler(ngx_event_t *ev) |
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249 { |
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250 ngx_connection_t *c; |
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251 ngx_http_v3_session_t *h3c; |
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252 ngx_http_v3_dynamic_table_t *dt; |
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253 |
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254 c = ev->data; |
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255 |
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256 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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257 "http3 inc insert count handler"); |
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258 |
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259 h3c = ngx_http_v3_get_session(c); |
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260 dt = &h3c->table; |
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261 |
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262 if (dt->insert_count > dt->ack_insert_count) { |
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263 if (ngx_http_v3_send_inc_insert_count(c, |
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264 dt->insert_count - dt->ack_insert_count) |
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265 != NGX_OK) |
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266 { |
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267 return; |
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268 } |
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269 |
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270 dt->ack_insert_count = dt->insert_count; |
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271 } |
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272 } |
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273 |
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274 |
8215 | 275 ngx_int_t |
276 ngx_http_v3_set_capacity(ngx_connection_t *c, ngx_uint_t capacity) | |
277 { | |
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278 ngx_uint_t max, prev_max; |
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279 ngx_http_v3_field_t **elts; |
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280 ngx_http_v3_session_t *h3c; |
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281 ngx_http_v3_srv_conf_t *h3scf; |
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282 ngx_http_v3_dynamic_table_t *dt; |
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283 |
8215 | 284 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
285 "http3 set capacity %ui", capacity); | |
286 | |
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287 h3c = ngx_http_v3_get_session(c); |
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288 h3scf = ngx_http_v3_get_module_srv_conf(c, ngx_http_v3_module); |
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289 |
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290 if (capacity > h3scf->max_table_capacity) { |
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291 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
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292 "client exceeded http3_max_table_capacity limit"); |
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293 return NGX_HTTP_V3_ERR_ENCODER_STREAM_ERROR; |
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294 } |
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295 |
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296 dt = &h3c->table; |
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297 |
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298 if (dt->size > capacity) { |
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299 if (ngx_http_v3_evict(c, dt->size - capacity) != NGX_OK) { |
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300 return NGX_HTTP_V3_ERR_ENCODER_STREAM_ERROR; |
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301 } |
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302 } |
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303 |
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304 max = capacity / 32; |
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305 prev_max = dt->capacity / 32; |
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306 |
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307 if (max > prev_max) { |
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308 elts = ngx_alloc(max * sizeof(void *), c->log); |
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309 if (elts == NULL) { |
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310 return NGX_ERROR; |
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311 } |
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312 |
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313 if (dt->elts) { |
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314 ngx_memcpy(elts, dt->elts, dt->nelts * sizeof(void *)); |
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315 ngx_free(dt->elts); |
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316 } |
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317 |
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318 dt->elts = elts; |
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319 } |
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320 |
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321 dt->capacity = capacity; |
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322 |
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323 return NGX_OK; |
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324 } |
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325 |
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326 |
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327 void |
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328 ngx_http_v3_cleanup_table(ngx_http_v3_session_t *h3c) |
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329 { |
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330 ngx_uint_t n; |
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331 ngx_http_v3_dynamic_table_t *dt; |
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332 |
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333 dt = &h3c->table; |
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334 |
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335 if (dt->elts == NULL) { |
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336 return; |
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337 } |
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338 |
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339 for (n = 0; n < dt->nelts; n++) { |
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340 ngx_free(dt->elts[n]); |
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341 } |
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342 |
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343 ngx_free(dt->elts); |
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344 } |
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345 |
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346 |
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347 static ngx_int_t |
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348 ngx_http_v3_evict(ngx_connection_t *c, size_t need) |
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349 { |
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350 size_t size, target; |
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351 ngx_uint_t n; |
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352 ngx_http_v3_field_t *field; |
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353 ngx_http_v3_session_t *h3c; |
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354 ngx_http_v3_dynamic_table_t *dt; |
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355 |
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356 h3c = ngx_http_v3_get_session(c); |
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357 dt = &h3c->table; |
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358 |
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359 if (need > dt->capacity) { |
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360 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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361 "not enough dynamic table capacity"); |
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362 return NGX_ERROR; |
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363 } |
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364 |
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365 target = dt->capacity - need; |
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366 n = 0; |
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367 |
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368 while (dt->size > target) { |
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369 field = dt->elts[n++]; |
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370 size = ngx_http_v3_table_entry_size(&field->name, &field->value); |
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371 |
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372 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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373 "http3 evict [%ui] \"%V\":\"%V\" size:%uz", |
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374 dt->base, &field->name, &field->value, size); |
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375 |
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376 ngx_free(field); |
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377 dt->size -= size; |
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378 } |
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379 |
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380 if (n) { |
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381 dt->nelts -= n; |
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382 dt->base += n; |
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383 ngx_memmove(dt->elts, &dt->elts[n], dt->nelts * sizeof(void *)); |
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384 } |
8215 | 385 |
386 return NGX_OK; | |
387 } | |
388 | |
389 | |
390 ngx_int_t | |
391 ngx_http_v3_duplicate(ngx_connection_t *c, ngx_uint_t index) | |
392 { | |
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393 ngx_str_t name, value; |
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394 ngx_http_v3_session_t *h3c; |
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395 ngx_http_v3_dynamic_table_t *dt; |
8215 | 396 |
397 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 duplicate %ui", index); | |
398 | |
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399 h3c = ngx_http_v3_get_session(c); |
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400 dt = &h3c->table; |
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401 |
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402 if (dt->base + dt->nelts <= index) { |
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403 return NGX_HTTP_V3_ERR_ENCODER_STREAM_ERROR; |
8215 | 404 } |
405 | |
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406 index = dt->base + dt->nelts - 1 - index; |
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407 |
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408 if (ngx_http_v3_lookup(c, index, &name, &value) != NGX_OK) { |
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409 return NGX_HTTP_V3_ERR_ENCODER_STREAM_ERROR; |
8215 | 410 } |
411 | |
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412 return ngx_http_v3_insert(c, &name, &value); |
8215 | 413 } |
414 | |
415 | |
416 ngx_int_t | |
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417 ngx_http_v3_ack_section(ngx_connection_t *c, ngx_uint_t stream_id) |
8215 | 418 { |
419 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
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420 "http3 ack section %ui", stream_id); |
8215 | 421 |
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422 /* we do not use dynamic tables */ |
8215 | 423 |
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424 return NGX_HTTP_V3_ERR_DECODER_STREAM_ERROR; |
8215 | 425 } |
426 | |
427 | |
428 ngx_int_t | |
429 ngx_http_v3_inc_insert_count(ngx_connection_t *c, ngx_uint_t inc) | |
430 { | |
431 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
432 "http3 increment insert count %ui", inc); | |
433 | |
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434 /* we do not use dynamic tables */ |
8215 | 435 |
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436 return NGX_HTTP_V3_ERR_DECODER_STREAM_ERROR; |
8215 | 437 } |
438 | |
439 | |
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440 ngx_int_t |
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441 ngx_http_v3_lookup_static(ngx_connection_t *c, ngx_uint_t index, |
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442 ngx_str_t *name, ngx_str_t *value) |
8215 | 443 { |
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444 ngx_uint_t nelts; |
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445 ngx_http_v3_field_t *field; |
8215 | 446 |
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447 nelts = sizeof(ngx_http_v3_static_table) |
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448 / sizeof(ngx_http_v3_static_table[0]); |
8215 | 449 |
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450 if (index >= nelts) { |
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451 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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452 "http3 static[%ui] lookup out of bounds: %ui", |
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453 index, nelts); |
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454 return NGX_ERROR; |
8215 | 455 } |
456 | |
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457 field = &ngx_http_v3_static_table[index]; |
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458 |
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459 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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460 "http3 static[%ui] lookup \"%V\":\"%V\"", |
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461 index, &field->name, &field->value); |
8215 | 462 |
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463 if (name) { |
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464 *name = field->name; |
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465 } |
8215 | 466 |
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467 if (value) { |
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468 *value = field->value; |
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469 } |
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470 |
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471 return NGX_OK; |
8215 | 472 } |
473 | |
474 | |
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475 ngx_int_t |
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476 ngx_http_v3_lookup(ngx_connection_t *c, ngx_uint_t index, ngx_str_t *name, |
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477 ngx_str_t *value) |
8215 | 478 { |
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479 ngx_http_v3_field_t *field; |
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480 ngx_http_v3_session_t *h3c; |
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481 ngx_http_v3_dynamic_table_t *dt; |
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482 |
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483 h3c = ngx_http_v3_get_session(c); |
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484 dt = &h3c->table; |
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485 |
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486 if (index < dt->base || index - dt->base >= dt->nelts) { |
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487 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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488 "http3 dynamic[%ui] lookup out of bounds: [%ui,%ui]", |
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489 index, dt->base, dt->base + dt->nelts); |
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490 return NGX_ERROR; |
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491 } |
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492 |
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493 field = dt->elts[index - dt->base]; |
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494 |
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495 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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496 "http3 dynamic[%ui] lookup \"%V\":\"%V\"", |
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497 index, &field->name, &field->value); |
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498 |
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499 if (name) { |
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500 *name = field->name; |
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|
501 } |
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changeset
|
502 |
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changeset
|
503 if (value) { |
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HTTP/3: quic-qpack term updates.
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8785
diff
changeset
|
504 *value = field->value; |
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|
505 } |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
506 |
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HTTP/3: refactored dynamic table implementation.
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diff
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|
507 return NGX_OK; |
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|
508 } |
8215 | 509 |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
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|
510 |
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diff
changeset
|
511 ngx_int_t |
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|
512 ngx_http_v3_decode_insert_count(ngx_connection_t *c, ngx_uint_t *insert_count) |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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|
513 { |
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diff
changeset
|
514 ngx_uint_t max_entries, full_range, max_value, |
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HTTP/3: refactored dynamic table implementation.
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diff
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|
515 max_wrapped, req_insert_count; |
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
516 ngx_http_v3_srv_conf_t *h3scf; |
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67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
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|
517 ngx_http_v3_session_t *h3c; |
8456
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
518 ngx_http_v3_dynamic_table_t *dt; |
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HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
519 |
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HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
520 /* QPACK 4.5.1.1. Required Insert Count */ |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
521 |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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changeset
|
522 if (*insert_count == 0) { |
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HTTP/3: refactored dynamic table implementation.
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|
523 return NGX_OK; |
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diff
changeset
|
524 } |
8215 | 525 |
8768
40d710a66aef
HTTP/3: ngx_http_v3_get_session() macro.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
526 h3c = ngx_http_v3_get_session(c); |
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527 dt = &h3c->table; |
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diff
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|
528 |
8769
9ec3e71f8a61
HTTP/3: reference h3c directly from ngx_http_connection_t.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
529 h3scf = ngx_http_v3_get_module_srv_conf(c, ngx_http_v3_module); |
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diff
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|
530 |
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
531 max_entries = h3scf->max_table_capacity / 32; |
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changeset
|
532 full_range = 2 * max_entries; |
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diff
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|
533 |
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|
534 if (*insert_count > full_range) { |
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72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
535 return NGX_HTTP_V3_ERR_DECOMPRESSION_FAILED; |
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|
536 } |
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|
537 |
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|
538 max_value = dt->base + dt->nelts + max_entries; |
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diff
changeset
|
539 max_wrapped = (max_value / full_range) * full_range; |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
540 req_insert_count = max_wrapped + *insert_count - 1; |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
541 |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
542 if (req_insert_count > max_value) { |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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changeset
|
543 if (req_insert_count <= full_range) { |
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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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|
544 return NGX_HTTP_V3_ERR_DECOMPRESSION_FAILED; |
8215 | 545 } |
546 | |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
547 req_insert_count -= full_range; |
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diff
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|
548 } |
8215 | 549 |
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Roman Arutyunyan <arut@nginx.com>
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diff
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|
550 if (req_insert_count == 0) { |
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72f9ff4e0a88
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Roman Arutyunyan <arut@nginx.com>
parents:
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|
551 return NGX_HTTP_V3_ERR_DECOMPRESSION_FAILED; |
8215 | 552 } |
553 | |
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|
554 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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diff
changeset
|
555 "http3 decode insert_count %ui -> %ui", |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
556 *insert_count, req_insert_count); |
8215 | 557 |
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HTTP/3: refactored dynamic table implementation.
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|
558 *insert_count = req_insert_count; |
8215 | 559 |
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|
560 return NGX_OK; |
8215 | 561 } |
562 | |
563 | |
564 ngx_int_t | |
565 ngx_http_v3_check_insert_count(ngx_connection_t *c, ngx_uint_t insert_count) | |
566 { | |
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diff
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|
567 size_t n; |
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diff
changeset
|
568 ngx_pool_cleanup_t *cln; |
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Roman Arutyunyan <arut@nginx.com>
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diff
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|
569 ngx_http_v3_block_t *block; |
8770
67f0eb150047
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
570 ngx_http_v3_session_t *h3c; |
8492
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HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
571 ngx_http_v3_srv_conf_t *h3scf; |
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|
572 ngx_http_v3_dynamic_table_t *dt; |
8215 | 573 |
8768
40d710a66aef
HTTP/3: ngx_http_v3_get_session() macro.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
574 h3c = ngx_http_v3_get_session(c); |
8456
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parents:
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diff
changeset
|
575 dt = &h3c->table; |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
576 |
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parents:
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diff
changeset
|
577 n = dt->base + dt->nelts; |
8215 | 578 |
579 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
8456
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HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
580 "http3 check insert count req:%ui, have:%ui", |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
581 insert_count, n); |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
582 |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
583 if (n >= insert_count) { |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
584 return NGX_OK; |
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Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
585 } |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
586 |
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HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
587 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 block stream"); |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
588 |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
589 block = NULL; |
8215 | 590 |
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diff
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|
591 for (cln = c->pool->cleanup; cln; cln = cln->next) { |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
592 if (cln->handler == ngx_http_v3_unblock) { |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
593 block = cln->data; |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
594 break; |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
595 } |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
596 } |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
597 |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
598 if (block == NULL) { |
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HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
599 cln = ngx_pool_cleanup_add(c->pool, sizeof(ngx_http_v3_block_t)); |
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diff
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|
600 if (cln == NULL) { |
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
601 return NGX_ERROR; |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
602 } |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
603 |
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HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
604 cln->handler = ngx_http_v3_unblock; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
605 |
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diff
changeset
|
606 block = cln->data; |
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HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
607 block->queue.prev = NULL; |
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diff
changeset
|
608 block->connection = c; |
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HTTP/3: refactored dynamic table implementation.
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diff
changeset
|
609 block->nblocked = &h3c->nblocked; |
8215 | 610 } |
611 | |
8456
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
612 if (block->queue.prev == NULL) { |
8769
9ec3e71f8a61
HTTP/3: reference h3c directly from ngx_http_connection_t.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
613 h3scf = ngx_http_v3_get_module_srv_conf(c, ngx_http_v3_module); |
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diff
changeset
|
614 |
8492
65c1fc5fae15
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Roman Arutyunyan <arut@nginx.com>
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8460
diff
changeset
|
615 if (h3c->nblocked == h3scf->max_blocked_streams) { |
8456
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diff
changeset
|
616 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
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diff
changeset
|
617 "client exceeded http3_max_blocked_streams limit"); |
8902
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
618 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8807
diff
changeset
|
619 ngx_http_v3_finalize_connection(c, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
620 NGX_HTTP_V3_ERR_DECOMPRESSION_FAILED, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
621 "too many blocked streams"); |
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
622 return NGX_HTTP_V3_ERR_DECOMPRESSION_FAILED; |
8456
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Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
623 } |
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HTTP/3: refactored dynamic table implementation.
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parents:
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diff
changeset
|
624 |
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parents:
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diff
changeset
|
625 h3c->nblocked++; |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
626 ngx_queue_insert_tail(&h3c->blocked, &block->queue); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8409
diff
changeset
|
627 } |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8409
diff
changeset
|
628 |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8409
diff
changeset
|
629 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
630 "http3 blocked:%ui", h3c->nblocked); |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8409
diff
changeset
|
631 |
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632 return NGX_BUSY; |
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HTTP/3: refactored dynamic table implementation.
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633 } |
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HTTP/3: refactored dynamic table implementation.
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634 |
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HTTP/3: refactored dynamic table implementation.
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635 |
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636 void |
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637 ngx_http_v3_ack_insert_count(ngx_connection_t *c, uint64_t insert_count) |
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638 { |
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639 ngx_http_v3_session_t *h3c; |
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640 ngx_http_v3_dynamic_table_t *dt; |
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HTTP/3: delayed Insert Count Increment instruction.
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641 |
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642 h3c = ngx_http_v3_get_session(c); |
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HTTP/3: delayed Insert Count Increment instruction.
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643 dt = &h3c->table; |
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HTTP/3: delayed Insert Count Increment instruction.
Roman Arutyunyan <arut@nginx.com>
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644 |
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HTTP/3: delayed Insert Count Increment instruction.
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645 if (dt->ack_insert_count < insert_count) { |
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646 dt->ack_insert_count = insert_count; |
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647 } |
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648 } |
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649 |
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HTTP/3: delayed Insert Count Increment instruction.
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changeset
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650 |
8456
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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651 static void |
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HTTP/3: refactored dynamic table implementation.
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652 ngx_http_v3_unblock(void *data) |
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HTTP/3: refactored dynamic table implementation.
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|
653 { |
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HTTP/3: refactored dynamic table implementation.
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654 ngx_http_v3_block_t *block = data; |
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HTTP/3: refactored dynamic table implementation.
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parents:
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655 |
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HTTP/3: refactored dynamic table implementation.
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656 if (block->queue.prev) { |
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HTTP/3: refactored dynamic table implementation.
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parents:
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657 ngx_queue_remove(&block->queue); |
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HTTP/3: refactored dynamic table implementation.
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changeset
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658 block->queue.prev = NULL; |
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HTTP/3: refactored dynamic table implementation.
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parents:
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659 (*block->nblocked)--; |
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HTTP/3: refactored dynamic table implementation.
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660 } |
8215 | 661 } |
662 | |
663 | |
664 static ngx_int_t | |
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HTTP/3: quic-qpack term updates.
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|
665 ngx_http_v3_new_entry(ngx_connection_t *c) |
8215 | 666 { |
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|
667 ngx_queue_t *q; |
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668 ngx_connection_t *bc; |
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669 ngx_http_v3_block_t *block; |
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670 ngx_http_v3_session_t *h3c; |
8456
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HTTP/3: refactored dynamic table implementation.
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parents:
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671 |
8768
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672 h3c = ngx_http_v3_get_session(c); |
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HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
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673 |
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674 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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675 "http3 new dynamic entry, blocked:%ui", h3c->nblocked); |
8215 | 676 |
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677 while (!ngx_queue_empty(&h3c->blocked)) { |
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HTTP/3: refactored dynamic table implementation.
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678 q = ngx_queue_head(&h3c->blocked); |
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HTTP/3: refactored dynamic table implementation.
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679 block = (ngx_http_v3_block_t *) q; |
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680 bc = block->connection; |
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681 |
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682 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, bc->log, 0, "http3 unblock stream"); |
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683 |
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684 ngx_http_v3_unblock(block); |
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685 ngx_post_event(bc->read, &ngx_posted_events); |
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HTTP/3: refactored dynamic table implementation.
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686 } |
8215 | 687 |
688 return NGX_OK; | |
689 } | |
8226
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690 |
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691 |
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692 ngx_int_t |
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693 ngx_http_v3_set_param(ngx_connection_t *c, uint64_t id, uint64_t value) |
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694 { |
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695 switch (id) { |
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696 |
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697 case NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY: |
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698 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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699 "http3 param QPACK_MAX_TABLE_CAPACITY:%uL", value); |
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700 break; |
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701 |
9020
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702 case NGX_HTTP_V3_PARAM_MAX_FIELD_SECTION_SIZE: |
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703 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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|
704 "http3 param SETTINGS_MAX_FIELD_SECTION_SIZE:%uL", |
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changeset
|
705 value); |
8226
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|
706 break; |
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changeset
|
707 |
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Refactored HTTP/3 parser.
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parents:
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diff
changeset
|
708 case NGX_HTTP_V3_PARAM_BLOCKED_STREAMS: |
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parents:
8215
diff
changeset
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709 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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|
710 "http3 param QPACK_BLOCKED_STREAMS:%uL", value); |
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Refactored HTTP/3 parser.
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|
711 break; |
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712 |
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|
713 default: |
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714 |
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diff
changeset
|
715 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
268f4389130d
Refactored HTTP/3 parser.
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parents:
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diff
changeset
|
716 "http3 param #%uL:%uL", id, value); |
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Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
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|
717 } |
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parents:
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diff
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|
718 |
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Roman Arutyunyan <arut@nginx.com>
parents:
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diff
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|
719 return NGX_OK; |
268f4389130d
Refactored HTTP/3 parser.
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diff
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|
720 } |