Mercurial > hg > nginx

annotate src/http/modules/ngx_http_gzip_filter_module.c @ 1790:775edc46ee66

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
ngx_http_gzip_static_module and gzip_disable
author Igor Sysoev <igor@sysoev.ru>
date Thu, 27 Dec 2007 14:21:59 +0000
parents 7caa66b819df
children 2a92804f4109 b274942c09c3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 433
diff changeset
1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 433
diff changeset
2 /*
444
42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents: 441
diff changeset
3 * Copyright (C) Igor Sysoev
441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 433
diff changeset
4 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 433
diff changeset
5
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
6
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
7 #include <ngx_config.h>
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
8 #include <ngx_core.h>
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
9 #include <ngx_http.h>
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
10
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
11 #include <zlib.h>
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
12
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
13
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
14 typedef struct {
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
15 ngx_flag_t enable;
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
16 ngx_flag_t no_buffer;
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
17
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
18 ngx_array_t *types; /* array of ngx_str_t */
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
19
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
20 ngx_bufs_t bufs;
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
21
589
d4e858a5751a nginx-0.3.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 583
diff changeset
22 ngx_int_t level;
319
7a8ebba985a9 nginx-0.0.3-2004-04-16-19:27:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
23 size_t wbits;
7a8ebba985a9 nginx-0.0.3-2004-04-16-19:27:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
24 size_t memlevel;
335
d4241d7787fe nginx-0.0.3-2004-05-14-20:51:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 327
diff changeset
25 ssize_t min_length;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
26 } ngx_http_gzip_conf_t;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
27
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
28
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
29 typedef struct {
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
30 ngx_chain_t *in;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
31 ngx_chain_t *free;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
32 ngx_chain_t *busy;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
33 ngx_chain_t *out;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
34 ngx_chain_t **last_out;
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
35 ngx_buf_t *in_buf;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
36 ngx_buf_t *out_buf;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
37 ngx_int_t bufs;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
38
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
39 off_t length;
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
40
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
41 void *preallocated;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
42 char *free_mem;
294
5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 292
diff changeset
43 ngx_uint_t allocated;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
44
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
45 unsigned flush:4;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
46 unsigned redo:1;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
47 unsigned done:1;
177
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
48
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
49 size_t zin;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
50 size_t zout;
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
51
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
52 uint32_t crc32;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
53 z_stream zstream;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
54 ngx_http_request_t *request;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
55 } ngx_http_gzip_ctx_t;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
56
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
57
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
58 static void *ngx_http_gzip_filter_alloc(void *opaque, u_int items,
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
59 u_int size);
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
60 static void ngx_http_gzip_filter_free(void *opaque, void *address);
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
61 static void ngx_http_gzip_error(ngx_http_gzip_ctx_t *ctx);
177
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
62
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
63 static ngx_int_t ngx_http_gzip_add_variables(ngx_conf_t *cf);
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
64 static ngx_int_t ngx_http_gzip_ratio_variable(ngx_http_request_t *r,
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
65 ngx_http_variable_value_t *v, uintptr_t data);
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
66
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
67 static ngx_int_t ngx_http_gzip_filter_init(ngx_conf_t *cf);
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
68 static void *ngx_http_gzip_create_conf(ngx_conf_t *cf);
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
69 static char *ngx_http_gzip_merge_conf(ngx_conf_t *cf,
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
70 void *parent, void *child);
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
71 static char *ngx_http_gzip_types(ngx_conf_t *cf, ngx_command_t *cmd,
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
72 void *conf);
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
73 static char *ngx_http_gzip_window(ngx_conf_t *cf, void *post, void *data);
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
74 static char *ngx_http_gzip_hash(ngx_conf_t *cf, void *post, void *data);
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
75
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
76
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
77 static ngx_conf_num_bounds_t ngx_http_gzip_comp_level_bounds = {
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
78 ngx_conf_check_num_bounds, 1, 9
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
79 };
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
80
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
81 static ngx_conf_post_handler_pt ngx_http_gzip_window_p = ngx_http_gzip_window;
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
82 static ngx_conf_post_handler_pt ngx_http_gzip_hash_p = ngx_http_gzip_hash;
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
83
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
84
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
85 static ngx_command_t ngx_http_gzip_filter_commands[] = {
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
86
239
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
87 { ngx_string("gzip"),
485
4ebe09b07e30 nginx-0.1.17-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
88 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
4ebe09b07e30 nginx-0.1.17-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 483
diff changeset
89 |NGX_CONF_FLAG,
239
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
90 ngx_conf_set_flag_slot,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
91 NGX_HTTP_LOC_CONF_OFFSET,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
92 offsetof(ngx_http_gzip_conf_t, enable),
412
199cd29f35a3 nginx-0.0.10-2004-08-31-19:32:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 370
diff changeset
93 NULL },
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
94
239
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
95 { ngx_string("gzip_buffers"),
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
96 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
97 ngx_conf_set_bufs_slot,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
98 NGX_HTTP_LOC_CONF_OFFSET,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
99 offsetof(ngx_http_gzip_conf_t, bufs),
412
199cd29f35a3 nginx-0.0.10-2004-08-31-19:32:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 370
diff changeset
100 NULL },
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
101
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
102 { ngx_string("gzip_types"),
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
103 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
104 ngx_http_gzip_types,
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
105 NGX_HTTP_LOC_CONF_OFFSET,
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
106 0,
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
107 NULL },
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
108
239
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
109 { ngx_string("gzip_comp_level"),
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
110 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
111 ngx_conf_set_num_slot,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
112 NGX_HTTP_LOC_CONF_OFFSET,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
113 offsetof(ngx_http_gzip_conf_t, level),
412
199cd29f35a3 nginx-0.0.10-2004-08-31-19:32:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 370
diff changeset
114 &ngx_http_gzip_comp_level_bounds },
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
115
239
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
116 { ngx_string("gzip_window"),
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
117 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
118 ngx_conf_set_size_slot,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
119 NGX_HTTP_LOC_CONF_OFFSET,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
120 offsetof(ngx_http_gzip_conf_t, wbits),
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
121 &ngx_http_gzip_window_p },
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
122
239
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
123 { ngx_string("gzip_hash"),
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
124 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
125 ngx_conf_set_size_slot,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
126 NGX_HTTP_LOC_CONF_OFFSET,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
127 offsetof(ngx_http_gzip_conf_t, memlevel),
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
128 &ngx_http_gzip_hash_p },
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
129
239
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
130 { ngx_string("gzip_no_buffer"),
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
131 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
132 ngx_conf_set_flag_slot,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
133 NGX_HTTP_LOC_CONF_OFFSET,
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
134 offsetof(ngx_http_gzip_conf_t, no_buffer),
412
199cd29f35a3 nginx-0.0.10-2004-08-31-19:32:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 370
diff changeset
135 NULL },
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
136
320
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
137 { ngx_string("gzip_min_length"),
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
138 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
139 ngx_conf_set_size_slot,
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
140 NGX_HTTP_LOC_CONF_OFFSET,
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
141 offsetof(ngx_http_gzip_conf_t, min_length),
412
199cd29f35a3 nginx-0.0.10-2004-08-31-19:32:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 370
diff changeset
142 NULL },
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
143
239
574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 177
diff changeset
144 ngx_null_command
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
145 };
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148 static ngx_http_module_t ngx_http_gzip_filter_module_ctx = {
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
149 ngx_http_gzip_add_variables, /* preconfiguration */
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
150 ngx_http_gzip_filter_init, /* postconfiguration */
177
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
151
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
152 NULL, /* create main configuration */
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
153 NULL, /* init main configuration */
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
154
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
155 NULL, /* create server configuration */
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
156 NULL, /* merge server configuration */
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
157
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
158 ngx_http_gzip_create_conf, /* create location configuration */
489
45a460f82aec nginx-0.1.19-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 485
diff changeset
159 ngx_http_gzip_merge_conf /* merge location configuration */
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160 };
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
162
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163 ngx_module_t ngx_http_gzip_filter_module = {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
164 NGX_MODULE_V1,
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
165 &ngx_http_gzip_filter_module_ctx, /* module context */
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
166 ngx_http_gzip_filter_commands, /* module directives */
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167 NGX_HTTP_MODULE, /* module type */
541
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 529
diff changeset
168 NULL, /* init master */
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
169 NULL, /* init module */
541
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 529
diff changeset
170 NULL, /* init process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 529
diff changeset
171 NULL, /* init thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 529
diff changeset
172 NULL, /* exit thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 529
diff changeset
173 NULL, /* exit process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 529
diff changeset
174 NULL, /* exit master */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 529
diff changeset
175 NGX_MODULE_V1_PADDING
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
176 };
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
177
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
178
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
179 static u_char gzheader[10] = { 0x1f, 0x8b, Z_DEFLATED, 0, 0, 0, 0, 0, 0, 3 };
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
180
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
181 #if (NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED)
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
182
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
183 struct gztrailer {
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
184 uint32_t crc32;
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
185 uint32_t zlen;
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
186 };
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
187
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
188 #else /* NGX_HAVE_BIG_ENDIAN || !NGX_HAVE_NONALIGNED */
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
189
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
190 struct gztrailer {
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
191 u_char crc32[4];
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
192 u_char zlen[4];
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
193 };
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
194
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
195 #endif
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
196
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
197
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
198 static ngx_str_t ngx_http_gzip_ratio = ngx_string("gzip_ratio");
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
199
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
200 static ngx_http_output_header_filter_pt ngx_http_next_header_filter;
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
201 static ngx_http_output_body_filter_pt ngx_http_next_body_filter;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
202
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
203
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
204 static ngx_int_t
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
205 ngx_http_gzip_header_filter(ngx_http_request_t *r)
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
206 {
1790
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
207 ngx_str_t *type;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
208 ngx_uint_t i;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
209 ngx_table_elt_t *h;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
210 ngx_http_gzip_ctx_t *ctx;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
211 ngx_http_gzip_conf_t *conf;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
212 ngx_http_core_loc_conf_t *clcf;
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
213
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
214 conf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_filter_module);
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
215
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
216 if (!conf->enable
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
217 || (r->headers_out.status != NGX_HTTP_OK
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
218 && r->headers_out.status != NGX_HTTP_FORBIDDEN
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
219 && r->headers_out.status != NGX_HTTP_NOT_FOUND)
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
220 || r->header_only
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
221 || r->headers_out.content_type.len == 0
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
222 || (r->headers_out.content_encoding
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
223 && r->headers_out.content_encoding->value.len)
320
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
224 || (r->headers_out.content_length_n != -1
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
225 && r->headers_out.content_length_n < conf->min_length)
1790
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
226 || ngx_http_gzip_ok(r) != NGX_OK)
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
227 {
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
228 return ngx_http_next_header_filter(r);
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
229 }
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
230
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
231 type = conf->types->elts;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
232 for (i = 0; i < conf->types->nelts; i++) {
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
233 if (r->headers_out.content_type.len >= type[i].len
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
234 && ngx_strncasecmp(r->headers_out.content_type.data,
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
235 type[i].data, type[i].len) == 0)
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
236 {
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
237 goto found;
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
238 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
239 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
240
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
241 return ngx_http_next_header_filter(r);
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
242
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
243 found:
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
244
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
245 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_gzip_ctx_t));
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
246 if (ctx == NULL) {
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
247 return NGX_ERROR;
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
248 }
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
249
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
250 ngx_http_set_ctx(r, ctx, ngx_http_gzip_filter_module);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
251
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
252 ctx->request = r;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
253
1790
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
254 h = ngx_list_push(&r->headers_out.headers);
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
255 if (h == NULL) {
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
256 return NGX_ERROR;
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 160
diff changeset
257 }
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
258
1790
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
259 h->hash = 1;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
260 h->key.len = sizeof("Content-Encoding") - 1;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
261 h->key.data = (u_char *) "Content-Encoding";
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
262 h->value.len = sizeof("gzip") - 1;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
263 h->value.data = (u_char *) "gzip";
1583
45cbc1aa8652 gzip_vary
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
264
1790
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
265 r->headers_out.content_encoding = h;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
266
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
267 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1583
45cbc1aa8652 gzip_vary
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
268
1790
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
269 if (clcf->gzip_vary) {
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
270 h = ngx_list_push(&r->headers_out.headers);
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
271 if (h == NULL) {
1583
45cbc1aa8652 gzip_vary
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
272 return NGX_ERROR;
45cbc1aa8652 gzip_vary
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
273 }
45cbc1aa8652 gzip_vary
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
274
1790
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
275 h->hash = 1;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
276 h->key.len = sizeof("Vary") - 1;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
277 h->key.data = (u_char *) "Vary";
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
278 h->value.len = sizeof("Accept-Encoding") - 1;
775edc46ee66 ngx_http_gzip_static_module and gzip_disable
Igor Sysoev <igor@sysoev.ru>
parents: 1626
diff changeset
279 h->value.data = (u_char *) "Accept-Encoding";
1583
45cbc1aa8652 gzip_vary
Igor Sysoev <igor@sysoev.ru>
parents: 1565
diff changeset
280 }
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
281
153
c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
282 ctx->length = r->headers_out.content_length_n;
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
283
513
fbbf16224844 nginx-0.1.31-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
284 r->main_filter_need_in_memory = 1;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
285
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
286 ngx_http_clear_content_length(r);
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
287 ngx_http_clear_accept_ranges(r);
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
288
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
289 return ngx_http_next_header_filter(r);
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
290 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
291
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
292
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
293 static ngx_int_t
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
294 ngx_http_gzip_body_filter(ngx_http_request_t *r, ngx_chain_t *in)
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
295 {
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
296 int rc, wbits, memlevel;
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
297 ngx_int_t last;
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
298 struct gztrailer *trailer;
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
299 ngx_buf_t *b;
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
300 ngx_chain_t *cl, out;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
301 ngx_http_gzip_ctx_t *ctx;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
302 ngx_http_gzip_conf_t *conf;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
303
243
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 239
diff changeset
304 ctx = ngx_http_get_module_ctx(r, ngx_http_gzip_filter_module);
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
305
243
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 239
diff changeset
306 if (ctx == NULL || ctx->done) {
177
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
307 return ngx_http_next_body_filter(r, in);
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
308 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
309
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
310 conf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_filter_module);
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
311
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
312 if (ctx->preallocated == NULL) {
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
313 wbits = conf->wbits;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
314 memlevel = conf->memlevel;
136
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
315
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
316 if (ctx->length > 0) {
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
317
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
318 /* the actual zlib window size is smaller by 262 bytes */
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
319
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
320 while (ctx->length < ((1 << (wbits - 1)) - 262)) {
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
321 wbits--;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
322 memlevel--;
136
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
323 }
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
324 }
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
325
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
326 /*
344
e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import
Igor Sysoev <igor@sysoev.ru>
parents: 343
diff changeset
327 * We preallocate a memory for zlib in one buffer (200K-400K), this
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
328 * decreases a number of malloc() and free() calls and also probably
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 479
diff changeset
329 * decreases a number of syscalls (sbrk() and so on).
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 344
diff changeset
330 * Besides we free this memory as soon as the gzipping will complete
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
331 * and do not wait while a whole response will be sent to a client.
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
332 *
433
9a97dcdd2421 nginx-0.0.11-2004-09-21-19:47:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 431
diff changeset
333 * 8K is for zlib deflate_state, it takes
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
334 * *) 5816 bytes on i386 and sparc64 (32-bit mode)
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
335 * *) 5920 bytes on amd64 and sparc64
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
336 */
136
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 135
diff changeset
337
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
338 ctx->allocated = 8192 + (1 << (wbits + 2)) + (1 << (memlevel + 9));
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
339
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
340 ctx->preallocated = ngx_palloc(r->pool, ctx->allocated);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
341 if (ctx->preallocated == NULL) {
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
342 return NGX_ERROR;
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
343 }
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
344
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
345 ctx->free_mem = ctx->preallocated;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
346
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
347 ctx->zstream.zalloc = ngx_http_gzip_filter_alloc;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
348 ctx->zstream.zfree = ngx_http_gzip_filter_free;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
349 ctx->zstream.opaque = ctx;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
350
589
d4e858a5751a nginx-0.3.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 583
diff changeset
351 rc = deflateInit2(&ctx->zstream, (int) conf->level, Z_DEFLATED,
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
352 -wbits, memlevel, Z_DEFAULT_STRATEGY);
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
353
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
354 if (rc != Z_OK) {
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
355 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
356 "deflateInit2() failed: %d", rc);
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
357 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
358 return NGX_ERROR;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
359 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
360
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
361 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t));
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
362 if (b == NULL) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
363 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
364 return NGX_ERROR;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
365 }
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
366
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
367 b->memory = 1;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
368 b->pos = gzheader;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
369 b->last = b->pos + 10;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
370
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
371 out.buf = b;
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
372 out.next = NULL;
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
373
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
374 /*
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
375 * We pass the gzheader to the next filter now to avoid its linking
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
376 * to the ctx->busy chain. zlib does not usually output the compressed
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
377 * data in the initial iterations, so the gzheader that was linked
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
378 * to the ctx->busy chain would be flushed by ngx_http_write_filter().
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
379 */
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
380
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
381 if (ngx_http_next_body_filter(r, &out) == NGX_ERROR) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
382 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
383 return NGX_ERROR;
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
384 }
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
385
597
9262f520ce21 nginx-0.3.20-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 589
diff changeset
386 r->connection->buffered |= NGX_HTTP_GZIP_BUFFERED;
9262f520ce21 nginx-0.3.20-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 589
diff changeset
387
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
388 ctx->last_out = &ctx->out;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
389
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
390 ctx->crc32 = crc32(0L, Z_NULL, 0);
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
391 ctx->flush = Z_NO_FLUSH;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
392 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
393
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
394 if (in) {
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
395 if (ngx_chain_add_copy(r->pool, &ctx->in, in) == NGX_ERROR) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
396 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
397 return NGX_ERROR;
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
398 }
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
399 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
400
141
656d468f4ead nginx-0.0.1-2003-10-08-19:32:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 136
diff changeset
401 last = NGX_NONE;
656d468f4ead nginx-0.0.1-2003-10-08-19:32:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 136
diff changeset
402
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
403 for ( ;; ) {
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
404
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
405 for ( ;; ) {
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
406
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
407 /* does zlib need a new data ? */
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
408
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
409 if (ctx->zstream.avail_in == 0
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
410 && ctx->flush == Z_NO_FLUSH
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 325
diff changeset
411 && !ctx->redo)
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 325
diff changeset
412 {
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
413 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
414 "gzip in: %p", ctx->in);
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
415
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
416 if (ctx->in == NULL) {
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
417 break;
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
418 }
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
419
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
420 ctx->in_buf = ctx->in->buf;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
421 ctx->in = ctx->in->next;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
422
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
423 ctx->zstream.next_in = ctx->in_buf->pos;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
424 ctx->zstream.avail_in = ctx->in_buf->last - ctx->in_buf->pos;
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
425
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
426 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
427 "gzip in_buf:%p ni:%p ai:%ud",
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
428 ctx->in_buf,
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
429 ctx->zstream.next_in, ctx->zstream.avail_in);
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
430
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
431 /* STUB */
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
432 if (ctx->in_buf->last < ctx->in_buf->pos) {
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
433 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
434 "zstream.avail_in is huge");
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 325
diff changeset
435 ctx->done = 1;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
436 return NGX_ERROR;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
437 }
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
438 /**/
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
439
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
440 if (ctx->in_buf->last_buf) {
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
441 ctx->flush = Z_FINISH;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
442
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
443 } else if (ctx->in_buf->flush) {
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
444 ctx->flush = Z_SYNC_FLUSH;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
445 }
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
446
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
447 if (ctx->zstream.avail_in == 0) {
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
448 if (ctx->flush == Z_NO_FLUSH) {
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
449 continue;
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
450 }
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
451
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
452 } else {
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
453 ctx->crc32 = crc32(ctx->crc32, ctx->zstream.next_in,
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
454 ctx->zstream.avail_in);
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
455 }
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
456 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
457
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
458
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
459 /* is there a space for the gzipped data ? */
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
460
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
461 if (ctx->zstream.avail_out == 0) {
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
462
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
463 if (ctx->free) {
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
464 ctx->out_buf = ctx->free->buf;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
465 ctx->free = ctx->free->next;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
466
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
467 } else if (ctx->bufs < conf->bufs.num) {
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
468 ctx->out_buf = ngx_create_temp_buf(r->pool,
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
469 conf->bufs.size);
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
470 if (ctx->out_buf == NULL) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
471 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
472 return NGX_ERROR;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
473 }
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
474
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
475 ctx->out_buf->tag = (ngx_buf_tag_t)
154
eac26585476e nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 153
diff changeset
476 &ngx_http_gzip_filter_module;
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
477 ctx->out_buf->recycled = 1;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
478 ctx->bufs++;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
479
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
480 } else {
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
481 break;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
482 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
483
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
484 ctx->zstream.next_out = ctx->out_buf->pos;
141
656d468f4ead nginx-0.0.1-2003-10-08-19:32:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 136
diff changeset
485 ctx->zstream.avail_out = conf->bufs.size;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
486 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
487
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
488 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
489 "deflate in: ni:%p no:%p ai:%ud ao:%ud fl:%d redo:%d",
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
490 ctx->zstream.next_in, ctx->zstream.next_out,
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
491 ctx->zstream.avail_in, ctx->zstream.avail_out,
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
492 ctx->flush, ctx->redo);
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
493
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
494 rc = deflate(&ctx->zstream, ctx->flush);
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
495
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
496 if (rc != Z_OK && rc != Z_STREAM_END) {
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
497 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
498 "deflate() failed: %d, %d", ctx->flush, rc);
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
499 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
500 return NGX_ERROR;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
501 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
502
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
503 ngx_log_debug5(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
504 "deflate out: ni:%p no:%p ai:%ud ao:%ud rc:%d",
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
505 ctx->zstream.next_in, ctx->zstream.next_out,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
506 ctx->zstream.avail_in, ctx->zstream.avail_out,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
507 rc);
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
508
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
509 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
510 "gzip in_buf:%p pos:%p",
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
511 ctx->in_buf, ctx->in_buf->pos);
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
512
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 325
diff changeset
513
327
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
514 if (ctx->zstream.next_in) {
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
515 ctx->in_buf->pos = ctx->zstream.next_in;
327
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
516
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
517 if (ctx->zstream.avail_in == 0) {
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
518 ctx->zstream.next_in = NULL;
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
519 }
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 325
diff changeset
520 }
327
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
521
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
522 ctx->out_buf->last = ctx->zstream.next_out;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
523
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
524 if (ctx->zstream.avail_out == 0) {
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
525
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
526 /* zlib wants to output some more gzipped data */
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
527
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
528 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
529 if (cl == NULL) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
530 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
531 return NGX_ERROR;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
532 }
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
533
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
534 cl->buf = ctx->out_buf;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
535 cl->next = NULL;
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
536 *ctx->last_out = cl;
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
537 ctx->last_out = &cl->next;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
538
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
539 ctx->redo = 1;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
540
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
541 continue;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
542 }
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
543
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
544 ctx->redo = 0;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
545
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
546 if (ctx->flush == Z_SYNC_FLUSH) {
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
547
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
548 ctx->zstream.avail_out = 0;
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
549 ctx->out_buf->flush = 1;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
550 ctx->flush = Z_NO_FLUSH;
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
551
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
552 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
553 if (cl == NULL) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
554 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
555 return NGX_ERROR;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
556 }
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
557
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
558 cl->buf = ctx->out_buf;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
559 cl->next = NULL;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
560 *ctx->last_out = cl;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
561 ctx->last_out = &cl->next;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
562
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
563 break;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
564 }
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
565
327
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
566 if (rc == Z_STREAM_END) {
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
567
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
568 ctx->zin = ctx->zstream.total_in;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
569 ctx->zout = 10 + ctx->zstream.total_out + 8;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
570
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
571 rc = deflateEnd(&ctx->zstream);
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
572
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
573 if (rc != Z_OK) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
574 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
575 "deflateEnd() failed: %d", rc);
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
576 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
577 return NGX_ERROR;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
578 }
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
579
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
580 ngx_pfree(r->pool, ctx->preallocated);
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
581
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
582 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
583 if (cl == NULL) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
584 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
585 return NGX_ERROR;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
586 }
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
587
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
588 cl->buf = ctx->out_buf;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
589 cl->next = NULL;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
590 *ctx->last_out = cl;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
591 ctx->last_out = &cl->next;
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
592
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
593 if (ctx->zstream.avail_out >= 8) {
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
594 trailer = (struct gztrailer *) ctx->out_buf->last;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
595 ctx->out_buf->last += 8;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
596 ctx->out_buf->last_buf = 1;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
597
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
598 } else {
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
599 b = ngx_create_temp_buf(r->pool, 8);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
600 if (b == NULL) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
601 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
602 return NGX_ERROR;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
603 }
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
604
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
605 b->last_buf = 1;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
606
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
607 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
608 if (cl == NULL) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
609 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
610 return NGX_ERROR;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
611 }
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
612
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
613 cl->buf = b;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
614 cl->next = NULL;
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
615 *ctx->last_out = cl;
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
616 ctx->last_out = &cl->next;
343
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
617 trailer = (struct gztrailer *) b->pos;
6bdf858bff8c nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents: 335
diff changeset
618 b->last += 8;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
619 }
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
620
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
621 #if (NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED)
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
622
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
623 trailer->crc32 = ctx->crc32;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
624 trailer->zlen = ctx->zin;
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
625
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
626 #else
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
627 trailer->crc32[0] = (u_char) (ctx->crc32 & 0xff);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
628 trailer->crc32[1] = (u_char) ((ctx->crc32 >> 8) & 0xff);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
629 trailer->crc32[2] = (u_char) ((ctx->crc32 >> 16) & 0xff);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
630 trailer->crc32[3] = (u_char) ((ctx->crc32 >> 24) & 0xff);
355
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
631
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
632 trailer->zlen[0] = (u_char) (ctx->zin & 0xff);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
633 trailer->zlen[1] = (u_char) ((ctx->zin >> 8) & 0xff);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
634 trailer->zlen[2] = (u_char) ((ctx->zin >> 16) & 0xff);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
635 trailer->zlen[3] = (u_char) ((ctx->zin >> 24) & 0xff);
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
636 #endif
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
637
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
638 ctx->zstream.avail_in = 0;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
639 ctx->zstream.avail_out = 0;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
640
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
641 ctx->done = 1;
177
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
642
597
9262f520ce21 nginx-0.3.20-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 589
diff changeset
643 r->connection->buffered &= ~NGX_HTTP_GZIP_BUFFERED;
9262f520ce21 nginx-0.3.20-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 589
diff changeset
644
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
645 break;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
646 }
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
647
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
648 if (conf->no_buffer && ctx->in == NULL) {
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
649
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
650 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
651 if (cl == NULL) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
652 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
653 return NGX_ERROR;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
654 }
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
655
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
656 cl->buf = ctx->out_buf;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
657 cl->next = NULL;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
658 *ctx->last_out = cl;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
659 ctx->last_out = &cl->next;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
660
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 322
diff changeset
661 break;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
662 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
663 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
664
1626
7caa66b819df fix gzip and SSL
Igor Sysoev <igor@sysoev.ru>
parents: 1583
diff changeset
665 if (ctx->out == NULL) {
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
666
1626
7caa66b819df fix gzip and SSL
Igor Sysoev <igor@sysoev.ru>
parents: 1583
diff changeset
667 if (last == NGX_AGAIN) {
7caa66b819df fix gzip and SSL
Igor Sysoev <igor@sysoev.ru>
parents: 1583
diff changeset
668 return NGX_AGAIN;
7caa66b819df fix gzip and SSL
Igor Sysoev <igor@sysoev.ru>
parents: 1583
diff changeset
669 }
7caa66b819df fix gzip and SSL
Igor Sysoev <igor@sysoev.ru>
parents: 1583
diff changeset
670
7caa66b819df fix gzip and SSL
Igor Sysoev <igor@sysoev.ru>
parents: 1583
diff changeset
671 if (ctx->busy == NULL) {
7caa66b819df fix gzip and SSL
Igor Sysoev <igor@sysoev.ru>
parents: 1583
diff changeset
672 return NGX_OK;
7caa66b819df fix gzip and SSL
Igor Sysoev <igor@sysoev.ru>
parents: 1583
diff changeset
673 }
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
674 }
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
675
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
676 last = ngx_http_next_body_filter(r, ctx->out);
141
656d468f4ead nginx-0.0.1-2003-10-08-19:32:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 136
diff changeset
677
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
678 /*
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
679 * we do not check NGX_AGAIN here because the downstream filters
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
680 * may free some buffers and zlib may compress some data into them
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
681 */
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
682
141
656d468f4ead nginx-0.0.1-2003-10-08-19:32:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 136
diff changeset
683 if (last == NGX_ERROR) {
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
684 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
685 return NGX_ERROR;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
686 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
687
154
eac26585476e nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 153
diff changeset
688 ngx_chain_update_chains(&ctx->free, &ctx->busy, &ctx->out,
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
689 (ngx_buf_tag_t) &ngx_http_gzip_filter_module);
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
690 ctx->last_out = &ctx->out;
327
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
691
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
692 if (ctx->done) {
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
693 return last;
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 326
diff changeset
694 }
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
695 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
696 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
697
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
698
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
699 static void *
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
700 ngx_http_gzip_filter_alloc(void *opaque, u_int items, u_int size)
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
701 {
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
702 ngx_http_gzip_ctx_t *ctx = opaque;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
703
294
5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 292
diff changeset
704 void *p;
5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 292
diff changeset
705 ngx_uint_t alloc;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
706
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
707 alloc = items * size;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
708
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
709 if (alloc % 512 != 0) {
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
710
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 344
diff changeset
711 /*
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
712 * The zlib deflate_state allocation, it takes about 6K,
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
713 * we allocate 8K. Other allocations are divisible by 512.
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 344
diff changeset
714 */
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
715
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 344
diff changeset
716 alloc = (alloc + ngx_pagesize - 1) & ~(ngx_pagesize - 1);
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
717 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
718
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
719 if (alloc <= ctx->allocated) {
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
720 p = ctx->free_mem;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
721 ctx->free_mem += alloc;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
722 ctx->allocated -= alloc;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
723
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
724 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, ctx->request->connection->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
725 "gzip alloc: n:%ud s:%ud a:%ud p:%p",
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
726 items, size, alloc, p);
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
727
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
728 return p;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
729 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
730
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
731 ngx_log_error(NGX_LOG_ALERT, ctx->request->connection->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
732 "gzip filter failed to use preallocated memory: %ud of %ud",
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
733 items * size, ctx->allocated);
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
734
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
735 p = ngx_palloc(ctx->request->pool, items * size);
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
736
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
737 return p;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
738 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
739
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
740
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
741 static void
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
742 ngx_http_gzip_filter_free(void *opaque, void *address)
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
743 {
282
30310107dbc9 nginx-0.0.2-2004-03-09-22:47:07 import
Igor Sysoev <igor@sysoev.ru>
parents: 265
diff changeset
744 #if 0
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
745 ngx_http_gzip_ctx_t *ctx = opaque;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
746
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
747 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->request->connection->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
748 "gzip free: %p", address);
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
749 #endif
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
750 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
751
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
752
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
753 static void
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
754 ngx_http_gzip_error(ngx_http_gzip_ctx_t *ctx)
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
755 {
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
756 deflateEnd(&ctx->zstream);
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
757
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
758 if (ctx->preallocated) {
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
759 ngx_pfree(ctx->request->pool, ctx->preallocated);
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 461
diff changeset
760 }
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
761
135
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
762 ctx->zstream.avail_in = 0;
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
763 ctx->zstream.avail_out = 0;
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 134
diff changeset
764
326
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 325
diff changeset
765 ctx->done = 1;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 325
diff changeset
766
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
767 return;
133
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
768 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
769
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
770
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
771 static ngx_int_t
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
772 ngx_http_gzip_add_variables(ngx_conf_t *cf)
177
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
773 {
880
3b763d36e055 axe old % log format
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
774 ngx_http_variable_t *var;
177
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
775
583
4e296b7d25bf nginx-0.3.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
776 var = ngx_http_add_variable(cf, &ngx_http_gzip_ratio, NGX_HTTP_VAR_NOHASH);
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
777 if (var == NULL) {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
778 return NGX_ERROR;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
779 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
780
637
e60fe4cf1d4e nginx-0.3.40-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 597
diff changeset
781 var->get_handler = ngx_http_gzip_ratio_variable;
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
782
177
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
783 return NGX_OK;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
784 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
785
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 166
diff changeset
786
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
787 static ngx_int_t
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
788 ngx_http_gzip_ratio_variable(ngx_http_request_t *r,
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
789 ngx_http_variable_value_t *v, uintptr_t data)
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
790 {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
791 ngx_uint_t zint, zfrac;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
792 ngx_http_gzip_ctx_t *ctx;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
793
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
794 v->valid = 1;
1565
4c43e25d11ea fix English grammar
Igor Sysoev <igor@sysoev.ru>
parents: 1554
diff changeset
795 v->no_cacheable = 0;
573
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
796 v->not_found = 0;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
797
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
798 ctx = ngx_http_get_module_ctx(r, ngx_http_gzip_filter_module);
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
799
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
800 if (ctx == NULL || ctx->zout == 0) {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
801 v->not_found = 1;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
802 return NGX_OK;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
803 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
804
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
805 v->data = ngx_palloc(r->pool, NGX_INT32_LEN + 3);
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
806 if (v->data == NULL) {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
807 return NGX_ERROR;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
808 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
809
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
810 zint = (ngx_uint_t) (ctx->zin / ctx->zout);
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
811 zfrac = (ngx_uint_t) ((ctx->zin * 100 / ctx->zout) % 100);
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
812
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
813 if ((ctx->zin * 1000 / ctx->zout) % 10 > 4) {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
814
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
815 /* the rounding, e.g., 2.125 to 2.13 */
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
816
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
817 zfrac++;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
818
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
819 if (zfrac > 99) {
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
820 zint++;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
821 zfrac = 0;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
822 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
823 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
824
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
825 v->len = ngx_sprintf(v->data, "%ui.%02ui", zint, zfrac) - v->data;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
826
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
827 return NGX_OK;
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
828 }
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
829
58475592100c nginx-0.3.8-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 553
diff changeset
830
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
831 static void *
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
832 ngx_http_gzip_create_conf(ngx_conf_t *cf)
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
833 {
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
834 ngx_http_gzip_conf_t *conf;
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
835
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
836 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_gzip_conf_t));
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
837 if (conf == NULL) {
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
838 return NGX_CONF_ERROR;
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
839 }
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
840
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
841 /*
479
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
842 * set by ngx_pcalloc():
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
843 *
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
844 * conf->bufs.num = 0;
c52408583801 nginx-0.1.14-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
845 * conf->types = NULL;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
846 */
320
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents: 319
diff changeset
847
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
848 conf->enable = NGX_CONF_UNSET;
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 289
diff changeset
849 conf->no_buffer = NGX_CONF_UNSET;
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
850
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
851 conf->level = NGX_CONF_UNSET;
356
2e3cbc1bbe3c nginx-0.0.7-2004-06-16-19:32:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 355
diff changeset
852 conf->wbits = (size_t) NGX_CONF_UNSET;
2e3cbc1bbe3c nginx-0.0.7-2004-06-16-19:32:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 355
diff changeset
853 conf->memlevel = (size_t) NGX_CONF_UNSET;
2e3cbc1bbe3c nginx-0.0.7-2004-06-16-19:32:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 355
diff changeset
854 conf->min_length = NGX_CONF_UNSET;
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
855
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
856 return conf;
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
857 }
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
858
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
859
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
860 static char *
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
861 ngx_http_gzip_merge_conf(ngx_conf_t *cf, void *parent, void *child)
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
862 {
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
863 ngx_http_gzip_conf_t *prev = parent;
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
864 ngx_http_gzip_conf_t *conf = child;
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
865
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
866 ngx_str_t *type;
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
867
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
868 ngx_conf_merge_value(conf->enable, prev->enable, 0);
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
869
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 344
diff changeset
870 ngx_conf_merge_bufs_value(conf->bufs, prev->bufs, 4, ngx_pagesize);
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
871
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
872 ngx_conf_merge_value(conf->level, prev->level, 1);
319
7a8ebba985a9 nginx-0.0.3-2004-04-16-19:27:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
873 ngx_conf_merge_size_value(conf->wbits, prev->wbits, MAX_WBITS);
7a8ebba985a9 nginx-0.0.3-2004-04-16-19:27:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
874 ngx_conf_merge_size_value(conf->memlevel, prev->memlevel,
7a8ebba985a9 nginx-0.0.3-2004-04-16-19:27:31 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
875 MAX_MEM_LEVEL - 1);
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 573
diff changeset
876 ngx_conf_merge_value(conf->min_length, prev->min_length, 20);
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
877 ngx_conf_merge_value(conf->no_buffer, prev->no_buffer, 0);
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
878
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
879 if (conf->types == NULL) {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
880 if (prev->types == NULL) {
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
881 conf->types = ngx_array_create(cf->pool, 1, sizeof(ngx_str_t));
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
882 if (conf->types == NULL) {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
883 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
884 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
885
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
886 type = ngx_array_push(conf->types);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
887 if (type == NULL) {
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
888 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
889 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
890
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
891 type->len = sizeof("text/html") - 1;
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
892 type->data = (u_char *) "text/html";
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
893
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
894 } else {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
895 conf->types = prev->types;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
896 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
897 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
898
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
899 return NGX_CONF_OK;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
900 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
901
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
902
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
903 static ngx_int_t
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
904 ngx_http_gzip_filter_init(ngx_conf_t *cf)
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
905 {
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
906 ngx_http_next_header_filter = ngx_http_top_header_filter;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
907 ngx_http_top_header_filter = ngx_http_gzip_header_filter;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
908
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
909 ngx_http_next_body_filter = ngx_http_top_body_filter;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
910 ngx_http_top_body_filter = ngx_http_gzip_body_filter;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
911
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
912 return NGX_OK;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
913 }
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
914
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 663
diff changeset
915
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
916 static char *
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
917 ngx_http_gzip_types(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
918 {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
919 ngx_http_gzip_conf_t *gcf = conf;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
920
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
921 ngx_str_t *value, *type;
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
922 ngx_uint_t i;
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
923
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
924 if (gcf->types == NULL) {
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
925 gcf->types = ngx_array_create(cf->pool, 4, sizeof(ngx_str_t));
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
926 if (gcf->types == NULL) {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
927 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
928 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
929
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
930 type = ngx_array_push(gcf->types);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
931 if (type == NULL) {
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
932 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
933 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
934
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
935 type->len = sizeof("text/html") - 1;
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
936 type->data = (u_char *) "text/html";
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
937 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
938
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
939 value = cf->args->elts;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
940
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
941 for (i = 1; i < cf->args->nelts; i++) {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
942
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
943 if (ngx_strcmp(value[i].data, "text/html") == 0) {
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
944 continue;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
945 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
946
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
947 type = ngx_array_push(gcf->types);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 497
diff changeset
948 if (type == NULL) {
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
949 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
950 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
951
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
952 type->len = value[i].len;
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
953
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
954 type->data = ngx_palloc(cf->pool, type->len + 1);
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
955 if (type->data == NULL) {
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
956 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
957 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
958
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
959 ngx_cpystrn(type->data, value[i].data, type->len + 1);
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
960 }
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
961
134
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
962 return NGX_CONF_OK;
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 133
diff changeset
963 }
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
964
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
965
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
966 static char *
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
967 ngx_http_gzip_window(ngx_conf_t *cf, void *post, void *data)
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
968 {
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
969 int *np = data;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
970
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
971 int wbits, wsize;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
972
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
973 wbits = 15;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
974
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
975 for (wsize = 32 * 1024; wsize > 256; wsize >>= 1) {
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
976
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
977 if (wsize == *np) {
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
978 *np = wbits;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
979
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
980 return NGX_CONF_OK;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
981 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
982
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
983 wbits--;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
984 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
985
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
986 return "must be 512, 1k, 2k, 4k, 8k, 16k, or 32k";
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
987 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
988
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
989
497
d7c90bb5ce83 nginx-0.1.23-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 489
diff changeset
990 static char *
527
7fa11e5c6e96 nginx-0.1.38-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 513
diff changeset
991 ngx_http_gzip_hash(ngx_conf_t *cf, void *post, void *data)
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
992 {
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
993 int *np = data;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
994
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
995 int memlevel, hsize;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
996
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
997 memlevel = 9;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
998
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
999 for (hsize = 128 * 1024; hsize > 256; hsize >>= 1) {
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
1000
158
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
1001 if (hsize == *np) {
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 157
diff changeset
1002 *np = memlevel;
430
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
1003
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 416
diff changeset
1004 return NGX_CONF_OK;
156
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
1005 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
1006
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
1007 memlevel--;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
1008 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
1009
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
1010 return "must be 512, 1k, 2k, 4k, 8k, 16k, 32k, 64k, or 128k";
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 155
diff changeset
1011 }