Mercurial > hg > nginx

annotate src/http/ngx_http_headers.c @ 290:87e73f067470

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.2-2004-03-16-10:10:12 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 16 Mar 2004 07:10:12 +0000
parents 35a6a9df2d25
children 5cfd65b8b0a7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
165
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
2 #include <ngx_config.h>
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
3 #include <ngx_core.h>
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
4 #include <ngx_http.h>
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
5
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
6
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
7 ngx_http_header_t ngx_http_headers_in[] = {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
8 { ngx_string("Host"), offsetof(ngx_http_headers_in_t, host) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
9 { ngx_string("Connection"), offsetof(ngx_http_headers_in_t, connection) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
10 { ngx_string("If-Modified-Since"),
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
11 offsetof(ngx_http_headers_in_t, if_modified_since) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
12 { ngx_string("User-Agent"), offsetof(ngx_http_headers_in_t, user_agent) },
176
c0552e5ab567 nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents: 172
diff changeset
13 { ngx_string("Referer"), offsetof(ngx_http_headers_in_t, referer) },
165
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
14 { ngx_string("Content-Length"),
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
15 offsetof(ngx_http_headers_in_t, content_length) },
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 176
diff changeset
16
165
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
17 { ngx_string("Range"), offsetof(ngx_http_headers_in_t, range) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
18 #if 0
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
19 { ngx_string("If-Range"), offsetof(ngx_http_headers_in_t, if_range) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
20 #endif
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
21
286
fc8dc489247e nginx-0.0.2-2004-03-12-00:34:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 257
diff changeset
22 #if (NGX_HTTP_GZIP)
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 176
diff changeset
23 { ngx_string("Accept-Encoding"),
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 176
diff changeset
24 offsetof(ngx_http_headers_in_t, accept_encoding) },
286
fc8dc489247e nginx-0.0.2-2004-03-12-00:34:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 257
diff changeset
25 #endif
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 176
diff changeset
26
172
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 169
diff changeset
27 { ngx_string("Authorization"),
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 169
diff changeset
28 offsetof(ngx_http_headers_in_t, authorization) },
caa57ddf6d77 nginx-0.0.1-2003-11-04-01:20:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 169
diff changeset
29
165
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
30 { ngx_string("Keep-Alive"), offsetof(ngx_http_headers_in_t, keep_alive) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
31
287
35a6a9df2d25 nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 286
diff changeset
32 #if (NGX_HTTP_PROXY)
35a6a9df2d25 nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 286
diff changeset
33 { ngx_string("X-Forwarded-For"),
35a6a9df2d25 nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 286
diff changeset
34 offsetof(ngx_http_headers_in_t, x_forwarded_for) },
35a6a9df2d25 nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 286
diff changeset
35 #endif
35a6a9df2d25 nginx-0.0.2-2004-03-12-19:57:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 286
diff changeset
36
165
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
37 { ngx_null_string, 0 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
38 };
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
39
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
40
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
41 ngx_http_header_t ngx_http_headers_out[] = {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
42 { ngx_string("Server"), offsetof(ngx_http_headers_out_t, server) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
43 { ngx_string("Date"), offsetof(ngx_http_headers_out_t, date) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
44 { ngx_string("Content-Type"),
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
45 offsetof(ngx_http_headers_out_t, content_type) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
46 { ngx_string("Content-Length"),
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
47 offsetof(ngx_http_headers_out_t, content_length) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
48 { ngx_string("Content-Encoding"),
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
49 offsetof(ngx_http_headers_out_t, content_encoding) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
50 { ngx_string("Location"), offsetof(ngx_http_headers_out_t, location) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
51 { ngx_string("Last-Modified"),
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
52 offsetof(ngx_http_headers_out_t, last_modified) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
53 { ngx_string("Accept-Ranges"),
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
54 offsetof(ngx_http_headers_out_t, accept_ranges) },
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
55
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
56 { ngx_null_string, 0 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
57 };
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
58
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
59
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
60 ngx_table_elt_t *ngx_http_add_header(void *header,
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
61 ngx_http_header_t *http_headers)
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
62 {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
63 char *prev;
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 287
diff changeset
64 ngx_uint_t i, j;
165
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
65 ngx_table_t *headers;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
66 ngx_table_elt_t *h, *new;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
67
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
68 headers = *(ngx_table_t **) header;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
69
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
70 prev = headers->elts;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
71
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
72 if (!(new = ngx_push_table(headers))) {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
73 return NULL;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
74 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
75
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
76 if (prev == headers->elts) {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
77 return new;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
78 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
79
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
80 /*
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
81 * When table is relocated we need to update pointers in r->headers_in,
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
82 * r->headers_out, etc. However this relocation should be very rare
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
83 * because we preallocate enough space for the number of the real world
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
84 * HTTP headers.
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
85 */
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
86
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
87 ngx_log_error(NGX_LOG_ALERT, headers->pool->log, 0,
169
edf29bb717da nginx-0.0.1-2003-10-31-19:05:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 165
diff changeset
88 "header table is small, %d elements", headers->nelts - 1);
165
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
89
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
90 h = headers->elts;
169
edf29bb717da nginx-0.0.1-2003-10-31-19:05:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 165
diff changeset
91 for (i = 0; i < headers->nelts - 1; i++) {
165
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
92 if (h[i].key.len == 0) {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
93 continue;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
94 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
95
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
96 for (j = 0; http_headers[j].name.len != 0; j++) {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
97 if (http_headers[j].name.len != h[i].key.len) {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
98 continue;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
99 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
100
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
101 if (ngx_strcasecmp(http_headers[j].name.data, h[i].key.data) == 0) {
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
102 *((ngx_table_elt_t **)
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
103 ((char *) header + http_headers[j].offset)) = &h[i];
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
104 break;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
105 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
106 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
107 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
108
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
109 return new;
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
110 }
894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
111