Mercurial > hg > nginx-quic
annotate src/http/ngx_http_request.h @ 637:e60fe4cf1d4e release-0.3.40
nginx-0.3.40-RELEASE import
*) Feature: the ngx_http_dav_module supports the MKCOL method.
*) Feature: the "create_full_put_path" directive.
*) Feature: the "$limit_rate" variable.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 19 Apr 2006 15:30:56 +0000 |
parents | f971949ffb58 |
children | 95d7da23ea53 |
rev | line source |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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5 |
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7 #ifndef _NGX_HTTP_REQUEST_H_INCLUDED_ |
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8 #define _NGX_HTTP_REQUEST_H_INCLUDED_ |
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509 | 11 #define NGX_HTTP_MAX_REWRITE_CYCLES 10 |
12 | |
13 | |
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14 #define NGX_HTTP_DISCARD_BUFFER_SIZE 4096 |
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15 #define NGX_HTTP_LINGERING_BUFFER_SIZE 4096 |
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16 |
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18 #define NGX_HTTP_VERSION_9 9 |
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19 #define NGX_HTTP_VERSION_10 1000 |
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20 #define NGX_HTTP_VERSION_11 1001 |
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21 |
633 | 22 #define NGX_HTTP_UNKNOWN 0x0001 |
23 #define NGX_HTTP_GET 0x0002 | |
24 #define NGX_HTTP_HEAD 0x0004 | |
25 #define NGX_HTTP_POST 0x0008 | |
26 #define NGX_HTTP_PUT 0x0010 | |
27 #define NGX_HTTP_DELETE 0x0020 | |
637 | 28 #define NGX_HTTP_MKCOL 0x0040 |
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30 #define NGX_HTTP_CONNECTION_CLOSE 1 |
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31 #define NGX_HTTP_CONNECTION_KEEP_ALIVE 2 |
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32 |
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34 #define NGX_NONE 1 |
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35 |
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37 #define NGX_HTTP_PARSE_HEADER_DONE 1 |
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38 |
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39 #define NGX_HTTP_CLIENT_ERROR 10 |
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40 #define NGX_HTTP_PARSE_INVALID_METHOD 10 |
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41 #define NGX_HTTP_PARSE_INVALID_REQUEST 11 |
505 | 42 #define NGX_HTTP_PARSE_INVALID_09_METHOD 12 |
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43 |
505 | 44 #define NGX_HTTP_PARSE_INVALID_HEADER 13 |
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45 |
573 | 46 #define NGX_HTTP_ZERO_IN_URI 1 |
47 | |
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49 #define NGX_HTTP_OK 200 |
633 | 50 #define NGX_HTTP_CREATED 201 |
511 | 51 #define NGX_HTTP_NO_CONTENT 204 |
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52 #define NGX_HTTP_PARTIAL_CONTENT 206 |
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54 #define NGX_HTTP_SPECIAL_RESPONSE 300 |
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55 #define NGX_HTTP_MOVED_PERMANENTLY 301 |
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56 #define NGX_HTTP_MOVED_TEMPORARILY 302 |
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57 #define NGX_HTTP_NOT_MODIFIED 304 |
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58 |
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59 #define NGX_HTTP_BAD_REQUEST 400 |
503 | 60 #define NGX_HTTP_UNAUTHORIZED 401 |
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61 #define NGX_HTTP_FORBIDDEN 403 |
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62 #define NGX_HTTP_NOT_FOUND 404 |
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63 #define NGX_HTTP_NOT_ALLOWED 405 |
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64 #define NGX_HTTP_REQUEST_TIME_OUT 408 |
637 | 65 #define NGX_HTTP_CONFLICT 409 |
581 | 66 #define NGX_HTTP_LENGTH_REQUIRED 411 |
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67 #define NGX_HTTP_REQUEST_ENTITY_TOO_LARGE 413 |
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68 #define NGX_HTTP_REQUEST_URI_TOO_LARGE 414 |
637 | 69 #define NGX_HTTP_UNSUPPORTED_MEDIA_TYPE 415 |
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70 #define NGX_HTTP_RANGE_NOT_SATISFIABLE 416 |
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71 |
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72 |
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73 /* Our own HTTP codes */ |
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74 |
587 | 75 /* The special code to close connection without any response */ |
76 #define NGX_HTTP_CLOSE 444 | |
77 | |
78 #define NGX_HTTP_OWN_CODES NGX_HTTP_TO_HTTPS | |
384
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79 |
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80 /* |
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81 * We use the special code for the plain HTTP requests that are sent to |
577 | 82 * HTTPS port to distinguish it from 4XX in an error page redirection |
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83 */ |
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84 #define NGX_HTTP_TO_HTTPS 497 |
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85 |
613 | 86 /* 498 is the canceled code for the requests with invalid host name */ |
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87 |
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88 /* |
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89 * HTTP does not define the code for the case when a client closed |
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90 * the connection while we are processing its request so we introduce |
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91 * own code to log such situation when a client has closed the connection |
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92 * before we even try to send the HTTP header to it |
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93 */ |
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94 #define NGX_HTTP_CLIENT_CLOSED_REQUEST 499 |
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95 |
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96 |
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97 #define NGX_HTTP_INTERNAL_SERVER_ERROR 500 |
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98 #define NGX_HTTP_NOT_IMPLEMENTED 501 |
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99 #define NGX_HTTP_BAD_GATEWAY 502 |
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100 #define NGX_HTTP_SERVICE_UNAVAILABLE 503 |
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101 #define NGX_HTTP_GATEWAY_TIME_OUT 504 |
637 | 102 #define NGX_HTTP_INSUFFICIENT_STORAGE 507 |
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103 |
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104 |
597 | 105 #define NGX_HTTP_LOWLEVEL_BUFFERED 0x000000f0 |
106 #define NGX_HTTP_WRITE_BUFFERED 0x00000010 | |
107 #define NGX_HTTP_GZIP_BUFFERED 0x00000020 | |
108 #define NGX_HTTP_SSI_BUFFERED 0x00000100 | |
109 #define NGX_HTTP_COPY_BUFFERED 0x00000200 | |
110 | |
111 | |
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112 typedef enum { |
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113 NGX_HTTP_INITING_REQUEST_STATE = 0, |
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114 NGX_HTTP_READING_REQUEST_STATE, |
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115 NGX_HTTP_PROCESS_REQUEST_STATE, |
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116 |
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117 NGX_HTTP_CONNECT_UPSTREAM_STATE, |
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118 NGX_HTTP_WRITING_UPSTREAM_STATE, |
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119 NGX_HTTP_READING_UPSTREAM_STATE, |
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120 |
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121 NGX_HTTP_WRITING_REQUEST_STATE, |
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122 NGX_HTTP_LINGERING_CLOSE_STATE, |
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123 NGX_HTTP_KEEPALIVE_STATE |
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124 } ngx_http_state_e; |
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125 |
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126 |
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127 typedef struct { |
501 | 128 ngx_str_t name; |
129 ngx_uint_t offset; | |
509 | 130 ngx_http_header_handler_pt handler; |
91
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131 } ngx_http_header_t; |
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132 |
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133 |
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134 typedef struct { |
509 | 135 ngx_str_t name; |
136 ngx_uint_t offset; | |
569 | 137 } ngx_http_header_out_t; |
509 | 138 |
139 | |
140 typedef struct { | |
501 | 141 ngx_list_t headers; |
164
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162
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142 |
501 | 143 ngx_table_elt_t *host; |
144 ngx_table_elt_t *connection; | |
145 ngx_table_elt_t *if_modified_since; | |
146 ngx_table_elt_t *user_agent; | |
147 ngx_table_elt_t *referer; | |
148 ngx_table_elt_t *content_length; | |
149 ngx_table_elt_t *content_type; | |
155
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150 |
501 | 151 ngx_table_elt_t *range; |
287
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152 |
581 | 153 ngx_table_elt_t *transfer_encoding; |
154 | |
287
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155 #if (NGX_HTTP_GZIP) |
501 | 156 ngx_table_elt_t *accept_encoding; |
157 ngx_table_elt_t *via; | |
287
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158 #endif |
99
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159 |
501 | 160 ngx_table_elt_t *authorization; |
172
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161 |
501 | 162 ngx_table_elt_t *keep_alive; |
91
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163 |
573 | 164 #if (NGX_HTTP_PROXY || NGX_HTTP_REALIP) |
501 | 165 ngx_table_elt_t *x_forwarded_for; |
287
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166 #endif |
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167 |
573 | 168 #if (NGX_HTTP_REALIP) |
169 ngx_table_elt_t *x_real_ip; | |
170 #endif | |
171 | |
489 | 172 #if (NGX_HTTP_HEADERS) |
501 | 173 ngx_table_elt_t *accept; |
174 ngx_table_elt_t *accept_language; | |
489 | 175 #endif |
176 | |
637 | 177 #if (NGX_HTTP_DAV) |
178 ngx_table_elt_t *depth; | |
179 ngx_table_elt_t *destination; | |
180 #endif | |
181 | |
503 | 182 ngx_str_t user; |
183 ngx_str_t passwd; | |
184 | |
501 | 185 ngx_array_t cookies; |
186 | |
187 size_t host_name_len; | |
188 ssize_t content_length_n; | |
189 time_t keep_alive_n; | |
408
d6e2b445c1b8
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396
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190 |
501 | 191 unsigned connection_type:2; |
192 unsigned msie:1; | |
193 unsigned msie4:1; | |
194 unsigned opera:1; | |
195 unsigned gecko:1; | |
196 unsigned konqueror:1; | |
91
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197 } ngx_http_headers_in_t; |
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198 |
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199 |
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200 typedef struct { |
501 | 201 off_t start; |
202 off_t end; | |
203 ngx_str_t content_range; | |
99
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204 } ngx_http_range_t; |
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205 |
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206 |
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parents:
96
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207 typedef struct { |
501 | 208 ngx_list_t headers; |
164
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209 |
501 | 210 ngx_uint_t status; |
211 ngx_str_t status_line; | |
91
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212 |
501 | 213 ngx_table_elt_t *server; |
214 ngx_table_elt_t *date; | |
215 ngx_table_elt_t *content_length; | |
216 ngx_table_elt_t *content_encoding; | |
217 ngx_table_elt_t *location; | |
218 ngx_table_elt_t *last_modified; | |
219 ngx_table_elt_t *content_range; | |
220 ngx_table_elt_t *accept_ranges; | |
503 | 221 ngx_table_elt_t *www_authenticate; |
501 | 222 ngx_table_elt_t *expires; |
223 ngx_table_elt_t *etag; | |
99
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224 |
509 | 225 ngx_str_t content_type; |
501 | 226 ngx_str_t charset; |
227 ngx_array_t ranges; | |
91
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228 |
509 | 229 ngx_array_t cache_control; |
230 | |
501 | 231 off_t content_length_n; |
232 time_t date_time; | |
233 time_t last_modified_time; | |
91
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234 } ngx_http_headers_out_t; |
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235 |
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236 |
479 | 237 typedef void (*ngx_http_client_body_handler_pt)(ngx_http_request_t *r); |
238 | |
297
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239 typedef struct { |
479 | 240 ngx_temp_file_t *temp_file; |
241 ngx_chain_t *bufs; | |
242 ngx_buf_t *buf; | |
243 size_t rest; | |
633 | 244 ngx_chain_t *to_write; |
479 | 245 ngx_http_client_body_handler_pt post_handler; |
297
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246 } ngx_http_request_body_t; |
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247 |
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248 |
432
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parents:
429
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249 typedef struct { |
501 | 250 ngx_http_request_t *request; |
433
9a97dcdd2421
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parents:
432
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251 |
501 | 252 ngx_buf_t **busy; |
253 ngx_int_t nbusy; | |
433
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parents:
432
diff
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254 |
501 | 255 ngx_buf_t **free; |
256 ngx_int_t nfree; | |
433
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parents:
432
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257 |
501 | 258 ngx_uint_t pipeline; /* unsigned pipeline:1; */ |
432
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259 } ngx_http_connection_t; |
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260 |
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261 |
593 | 262 typedef struct { |
263 ngx_hash_t hash; | |
264 ngx_hash_wildcard_t *dns_wildcards; | |
265 } ngx_http_virtual_names_t; | |
266 | |
267 | |
569 | 268 typedef void (*ngx_http_cleanup_pt)(void *data); |
269 | |
270 typedef struct ngx_http_cleanup_s ngx_http_cleanup_t; | |
271 | |
272 struct ngx_http_cleanup_s { | |
593 | 273 ngx_http_cleanup_pt handler; |
274 void *data; | |
275 ngx_http_cleanup_t *next; | |
569 | 276 }; |
277 | |
278 | |
509 | 279 typedef struct ngx_http_postponed_request_s ngx_http_postponed_request_t; |
280 | |
281 struct ngx_http_postponed_request_s { | |
535 | 282 ngx_http_request_t *request; |
283 ngx_chain_t *out; | |
284 ngx_http_postponed_request_t *next; | |
509 | 285 }; |
286 | |
287 | |
356
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346
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288 typedef ngx_int_t (*ngx_http_handler_pt)(ngx_http_request_t *r); |
509 | 289 typedef void (*ngx_http_event_handler_pt)(ngx_http_request_t *r); |
290 | |
143
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141
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291 |
91
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292 struct ngx_http_request_s { |
501 | 293 uint32_t signature; /* "HTTP" */ |
367
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362
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294 |
501 | 295 ngx_connection_t *connection; |
91
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296 |
501 | 297 void **ctx; |
298 void **main_conf; | |
299 void **srv_conf; | |
300 void **loc_conf; | |
91
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301 |
509 | 302 ngx_http_event_handler_pt read_event_handler; |
303 ngx_http_event_handler_pt write_event_handler; | |
304 | |
501 | 305 ngx_http_cache_t *cache; |
197
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190
diff
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306 |
501 | 307 ngx_http_upstream_t *upstream; |
479 | 308 |
501 | 309 ngx_pool_t *pool; |
310 ngx_buf_t *header_in; | |
91
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311 |
501 | 312 ngx_http_headers_in_t headers_in; |
313 ngx_http_headers_out_t headers_out; | |
91
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314 |
501 | 315 ngx_http_request_body_t *request_body; |
297
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316 |
501 | 317 time_t lingering_time; |
318 time_t start_time; | |
91
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319 |
501 | 320 ngx_uint_t method; |
321 ngx_uint_t http_version; | |
322 ngx_uint_t http_major; | |
323 ngx_uint_t http_minor; | |
577 | 324 |
501 | 325 ngx_str_t request_line; |
326 ngx_str_t uri; | |
327 ngx_str_t args; | |
328 ngx_str_t exten; | |
329 ngx_str_t unparsed_uri; | |
314
d71c87d11b16
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parents:
313
diff
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330 |
501 | 331 ngx_str_t method_name; |
332 ngx_str_t http_protocol; | |
577 | 333 |
509 | 334 ngx_chain_t *out; |
501 | 335 ngx_http_request_t *main; |
509 | 336 ngx_http_request_t *parent; |
337 ngx_http_postponed_request_t *postponed; | |
91
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338 |
501 | 339 uint32_t in_addr; |
340 ngx_uint_t port; | |
341 ngx_str_t *port_text; /* ":80" */ | |
342 ngx_str_t server_name; | |
593 | 343 ngx_http_virtual_names_t *virtual_names; |
99
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96
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344 |
501 | 345 ngx_uint_t phase; |
346 ngx_int_t phase_handler; | |
347 ngx_http_handler_pt content_handler; | |
543 | 348 ngx_uint_t access_code; |
485 | 349 |
573 | 350 ngx_http_variable_value_t *variables; |
501 | 351 |
595 | 352 size_t root_length; |
353 | |
527 | 354 size_t limit_rate; |
355 | |
297
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356 /* used to learn the Apache compatible response length without a header */ |
501 | 357 size_t header_size; |
210
00cafae0bdf1
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parents:
201
diff
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358 |
501 | 359 size_t request_length; |
475 | 360 |
501 | 361 void **err_ctx; |
362 ngx_uint_t err_status; | |
91
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363 |
501 | 364 ngx_http_connection_t *http_connection; |
432
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parents:
429
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|
365 |
509 | 366 ngx_http_log_handler_pt log_handler; |
367 | |
569 | 368 ngx_http_cleanup_t *cleanup; |
369 | |
501 | 370 unsigned http_state:4; |
216
f1d0e5f09c1e
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parents:
210
diff
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|
371 |
452 | 372 /* URI with "/." and on Win32 with "//" */ |
501 | 373 unsigned complex_uri:1; |
485 | 374 |
452 | 375 /* URI with "%" */ |
501 | 376 unsigned quoted_uri:1; |
485 | 377 |
378 /* URI with "+" */ | |
501 | 379 unsigned plus_in_uri:1; |
485 | 380 |
489 | 381 /* URI with "\0" or "%00" */ |
501 | 382 unsigned zero_in_uri:1; |
489 | 383 |
511 | 384 unsigned invalid_header:1; |
385 | |
509 | 386 unsigned valid_location:1; |
505 | 387 unsigned valid_unparsed_uri:1; |
501 | 388 unsigned uri_changed:1; |
389 unsigned uri_changes:4; | |
485 | 390 |
633 | 391 unsigned request_body_in_single_buf:1; |
392 unsigned request_body_in_file_only:1; | |
393 unsigned request_body_in_persistent_file:1; | |
394 unsigned request_body_delete_incomplete_file:1; | |
395 unsigned request_body_file_group_access:1; | |
637 | 396 unsigned request_body_file_log_level:3; |
633 | 397 |
597 | 398 unsigned fast_subrequest:1; |
399 | |
501 | 400 unsigned low_case_exten:1; |
401 unsigned header_timeout_set:1; | |
91
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402 |
501 | 403 unsigned proxy:1; |
404 unsigned bypass_cache:1; | |
405 unsigned no_cache:1; | |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
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parents:
164
diff
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|
406 |
573 | 407 #if (NGX_HTTP_REALIP) |
408 | |
409 /* | |
410 * instead of using the request context data in ngx_http_realip_module | |
411 * we use the single bit in the request structure | |
412 */ | |
413 unsigned realip_set:1; | |
414 | |
415 #endif | |
416 | |
99
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96
diff
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|
417 #if 0 |
501 | 418 unsigned cachable:1; |
99
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96
diff
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|
419 #endif |
509 | 420 |
501 | 421 unsigned pipeline:1; |
422 unsigned plain_http:1; | |
423 unsigned chunked:1; | |
424 unsigned header_only:1; | |
425 unsigned keepalive:1; | |
426 unsigned lingering_close:1; | |
537 | 427 unsigned discard_body:1; |
509 | 428 unsigned internal:1; |
629 | 429 unsigned post_action:1; |
430 unsigned request_complete:1; | |
509 | 431 unsigned done:1; |
523 | 432 unsigned utf8:1; |
99
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96
diff
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|
433 |
513 | 434 unsigned main_filter_need_in_memory:1; |
501 | 435 unsigned filter_need_in_memory:1; |
436 unsigned filter_need_temporary:1; | |
581 | 437 unsigned allow_ranges:1; |
91
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438 |
427
0d08eabe5c7b
nginx-0.0.10-2004-09-15-20:00:43 import
Igor Sysoev <igor@sysoev.ru>
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439 #if (NGX_STAT_STUB) |
501 | 440 unsigned stat_reading:1; |
441 unsigned stat_writing:1; | |
427
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nginx-0.0.10-2004-09-15-20:00:43 import
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442 #endif |
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nginx-0.0.10-2004-09-15-20:00:43 import
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443 |
99
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nginx-0.0.1-2003-06-02-19:24:30 import
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444 /* used to parse HTTP headers */ |
501 | 445 ngx_uint_t state; |
446 u_char *uri_start; | |
447 u_char *uri_end; | |
448 u_char *uri_ext; | |
449 u_char *args_start; | |
450 u_char *request_start; | |
451 u_char *request_end; | |
452 u_char *method_end; | |
453 u_char *schema_start; | |
454 u_char *schema_end; | |
455 u_char *host_start; | |
456 u_char *host_end; | |
457 u_char *port_start; | |
458 u_char *port_end; | |
459 u_char *header_name_start; | |
460 u_char *header_name_end; | |
461 u_char *header_start; | |
462 u_char *header_end; | |
507 | 463 ngx_uint_t header_hash; |
91
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464 }; |
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nginx-0.0.1-2003-05-19-20:39:14 import
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465 |
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nginx-0.0.1-2003-05-19-20:39:14 import
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466 |
569 | 467 extern ngx_http_header_t ngx_http_headers_in[]; |
468 extern ngx_http_header_out_t ngx_http_headers_out[]; | |
164
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nginx-0.0.1-2003-10-29-11:30:44 import
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469 |
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470 |
91
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471 #endif /* _NGX_HTTP_REQUEST_H_INCLUDED_ */ |