nginx: src/http/modules/ngx_http_gzip_filter

annotate src/http/modules/ngx_http_gzip_filter_module.c @ 583:4e296b7d25bf release-0.3.13

nginx-0.3.13-RELEASE import *) Feature: the IMAP/POP3 proxy supports STARTTLS and STLS. *) Bugfix: the IMAP/POP3 proxy did not work with the select, poll, and /dev/poll methods. *) Bugfix: in SSI handling. *) Bugfix: now Solaris sendfilev() is not used to transfer the client request body to FastCGI-server via the unix domain socket. *) Bugfix: the "auth_basic" directive did not disable the authorization; the bug had appeared in 0.3.11.

author	Igor Sysoev <igor@sysoev.ru>
date	Mon, 05 Dec 2005 13:18:09 +0000
parents	4d9ea73a627a
children	d4e858a5751a

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
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	22 ngx_uint_t http_version;
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	23 ngx_uint_t proxied;
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	24
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	25 int level;
319 7a8ebba985a9 nginx-0.0.3-2004-04-16-19:27:31 import Igor Sysoev <igor@sysoev.ru> parents: 315 diff changeset	26 size_t wbits;
7a8ebba985a9 nginx-0.0.3-2004-04-16-19:27:31 import Igor Sysoev <igor@sysoev.ru> parents: 315 diff changeset	27 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	28 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	29 } 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	30
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	31
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	32 #define NGX_HTTP_GZIP_PROXIED_OFF 0x0002
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	33 #define NGX_HTTP_GZIP_PROXIED_EXPIRED 0x0004
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	34 #define NGX_HTTP_GZIP_PROXIED_NO_CACHE 0x0008
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	35 #define NGX_HTTP_GZIP_PROXIED_NO_STORE 0x0010
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	36 #define NGX_HTTP_GZIP_PROXIED_PRIVATE 0x0020
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	37 #define NGX_HTTP_GZIP_PROXIED_NO_LM 0x0040
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	38 #define NGX_HTTP_GZIP_PROXIED_NO_ETAG 0x0080
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	39 #define NGX_HTTP_GZIP_PROXIED_AUTH 0x0100
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	40 #define NGX_HTTP_GZIP_PROXIED_ANY 0x0200
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	41
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	42
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	43 typedef struct {
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	44 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	45 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	46 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	47 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	48 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	49 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	50 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	51 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	52
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	53 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	54
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	55 void *preallocated;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	56 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	57 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	58
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	59 unsigned flush:4;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	60 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	61 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	62
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	63 size_t zin;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	64 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	65
290 87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	66 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	67 z_stream zstream;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	68 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	69 } 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	70
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	71
356 2e3cbc1bbe3c nginx-0.0.7-2004-06-16-19:32:11 import Igor Sysoev <igor@sysoev.ru> parents: 355 diff changeset	72 static ngx_int_t ngx_http_gzip_proxied(ngx_http_request_t *r,
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	73 ngx_http_gzip_conf_t *conf);
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	74 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	75 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	76 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	77 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	78
290 87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	79 static u_char ngx_http_gzip_log_ratio(ngx_http_request_t r, u_char *buf,
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	80 ngx_http_log_op_t *op);
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	81
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	82 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	83 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	84 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	85
356 2e3cbc1bbe3c nginx-0.0.7-2004-06-16-19:32:11 import Igor Sysoev <igor@sysoev.ru> parents: 355 diff changeset	86 static ngx_int_t ngx_http_gzip_filter_init(ngx_cycle_t *cycle);
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	87 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	88 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	89 void parent, void child);
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	90 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	91 void *conf);
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	92 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	93 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	94
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	95
158 d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	96 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	97 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	98 };
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	99
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	100 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	101 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	102
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	103
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	104
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	105 static ngx_conf_enum_t ngx_http_gzip_http_version[] = {
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	106 { ngx_string("1.0"), NGX_HTTP_VERSION_10 },
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	107 { ngx_string("1.1"), NGX_HTTP_VERSION_11 },
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	108 { ngx_null_string, 0 }
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	109 };
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	110
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	111
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	112 static ngx_conf_bitmask_t ngx_http_gzip_proxied_mask[] = {
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	113 { ngx_string("off"), NGX_HTTP_GZIP_PROXIED_OFF },
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	114 { ngx_string("expired"), NGX_HTTP_GZIP_PROXIED_EXPIRED },
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	115 { ngx_string("no-cache"), NGX_HTTP_GZIP_PROXIED_NO_CACHE },
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	116 { ngx_string("no-store"), NGX_HTTP_GZIP_PROXIED_NO_STORE },
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	117 { ngx_string("private"), NGX_HTTP_GZIP_PROXIED_PRIVATE },
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	118 { ngx_string("no_last_modified"), NGX_HTTP_GZIP_PROXIED_NO_LM },
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	119 { ngx_string("no_etag"), NGX_HTTP_GZIP_PROXIED_NO_ETAG },
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	120 { ngx_string("auth"), NGX_HTTP_GZIP_PROXIED_AUTH },
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	121 { ngx_string("any"), NGX_HTTP_GZIP_PROXIED_ANY },
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	122 { ngx_null_string, 0 }
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	123 };
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	124
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	125
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	126 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	127
239 574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import Igor Sysoev <igor@sysoev.ru> parents: 177 diff changeset	128 { ngx_string("gzip"),
485 4ebe09b07e30 nginx-0.1.17-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 483 diff changeset	129 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	130 \|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	131 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	132 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	133 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	134 NULL },
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	135
239 574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import Igor Sysoev <igor@sysoev.ru> parents: 177 diff changeset	136 { 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	137 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	138 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	139 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	140 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	141 NULL },
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	142
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	143 { ngx_string("gzip_types"),
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	144 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	145 ngx_http_gzip_types,
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	146 NGX_HTTP_LOC_CONF_OFFSET,
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	147 0,
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	148 NULL },
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	149
239 574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import Igor Sysoev <igor@sysoev.ru> parents: 177 diff changeset	150 { 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	151 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	152 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	153 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	154 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	155 &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	156
239 574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import Igor Sysoev <igor@sysoev.ru> parents: 177 diff changeset	157 { 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	158 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	159 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	160 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	161 offsetof(ngx_http_gzip_conf_t, wbits),
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	162 &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	163
239 574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import Igor Sysoev <igor@sysoev.ru> parents: 177 diff changeset	164 { 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	165 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	166 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	167 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	168 offsetof(ngx_http_gzip_conf_t, memlevel),
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	169 &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	170
239 574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import Igor Sysoev <igor@sysoev.ru> parents: 177 diff changeset	171 { 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	172 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	173 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	174 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	175 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	176 NULL },
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	177
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	178 { ngx_string("gzip_http_version"),
529 e5d7d0334fdb nginx-0.1.39-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 527 diff changeset	179 NGX_HTTP_MAIN_CONF\|NGX_HTTP_SRV_CONF\|NGX_HTTP_LOC_CONF\|NGX_CONF_TAKE1,
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	180 ngx_conf_set_enum_slot,
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	181 NGX_HTTP_LOC_CONF_OFFSET,
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	182 offsetof(ngx_http_gzip_conf_t, http_version),
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	183 &ngx_http_gzip_http_version },
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	184
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	185 { ngx_string("gzip_proxied"),
547 818fbd4750b9 nginx-0.2.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 541 diff changeset	186 NGX_HTTP_MAIN_CONF\|NGX_HTTP_SRV_CONF\|NGX_HTTP_LOC_CONF\|NGX_CONF_1MORE,
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	187 ngx_conf_set_bitmask_slot,
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	188 NGX_HTTP_LOC_CONF_OFFSET,
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	189 offsetof(ngx_http_gzip_conf_t, proxied),
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	190 &ngx_http_gzip_proxied_mask },
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	191
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	192 { 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	193 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	194 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	195 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	196 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	197 NULL },
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	198
239 574bea0142be nginx-0.0.1-2004-01-26-11:52:49 import Igor Sysoev <igor@sysoev.ru> parents: 177 diff changeset	199 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	200 };
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	201
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 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	204 ngx_http_gzip_add_variables, /* preconfiguration */
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	205 NULL, /* postconfiguration */
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	206
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	207 NULL, /* create main configuration */
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	208 NULL, /* init main configuration */
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	209
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	210 NULL, /* create server configuration */
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	211 NULL, /* merge server configuration */
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	212
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	213 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	214 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	215 };
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	216
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	217
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	218 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	219 NGX_MODULE_V1,
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	220 &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	221 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	222 NGX_HTTP_MODULE, /* module type */
541 b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 529 diff changeset	223 NULL, /* init master */
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	224 ngx_http_gzip_filter_init, /* init module */
541 b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 529 diff changeset	225 NULL, /* init process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 529 diff changeset	226 NULL, /* init thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 529 diff changeset	227 NULL, /* exit thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 529 diff changeset	228 NULL, /* exit process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 529 diff changeset	229 NULL, /* exit master */
b09ee85d0ac8 nginx-0.1.45-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 529 diff changeset	230 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	231 };
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	232
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	233
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	234 static ngx_http_log_op_name_t ngx_http_gzip_log_fmt_ops[] = {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	235 { ngx_string("gzip_ratio"), NGX_INT32_LEN + 3,
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	236 NULL, NULL, ngx_http_gzip_log_ratio },
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	237 { ngx_null_string, 0, NULL, NULL, NULL }
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	238 };
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	239
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	240
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	241
158 d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	242 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	243
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	244 #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	245
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	246 struct gztrailer {
290 87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	247 uint32_t crc32;
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	248 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	249 };
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	250
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	251 #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	252
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	253 struct gztrailer {
290 87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	254 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	255 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	256 };
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	257
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	258 #endif
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	259
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	260
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	261 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	262 static ngx_str_t ngx_http_gzip_no_cache = ngx_string("no-cache");
9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	263 static ngx_str_t ngx_http_gzip_no_store = ngx_string("no-store");
9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	264 static ngx_str_t ngx_http_gzip_private = ngx_string("private");
9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	265
9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	266
155 46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import Igor Sysoev <igor@sysoev.ru> parents: 154 diff changeset	267 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	268 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	269
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	270
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	271 static ngx_int_t
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	272 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	273 {
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	274 ngx_str_t *type;
7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	275 ngx_uint_t i;
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	276 ngx_http_gzip_ctx_t *ctx;
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	277 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	278
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	279 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	280
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	281 if (!conf->enable
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	282 \|\| (r->headers_out.status != NGX_HTTP_OK
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	283 && r->headers_out.status != NGX_HTTP_FORBIDDEN
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	284 && 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	285 \|\| r->header_only
553 45033d85b30e nginx-0.2.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 547 diff changeset	286 \|\| r->main != r
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	287 \|\| r->http_version < conf->http_version
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	288 \|\| 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	289 \|\| (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	290 && r->headers_out.content_encoding->value.len)
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	291 \|\| r->headers_in.accept_encoding == NULL
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	292 \|\| (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	293 && r->headers_out.content_length_n < conf->min_length)
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	294 \|\| ngx_strstr(r->headers_in.accept_encoding->value.data, "gzip") == NULL
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	295 )
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	296 {
155 46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import Igor Sysoev <igor@sysoev.ru> parents: 154 diff changeset	297 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	298 }
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	299
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	300
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	301 type = conf->types->elts;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	302 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	303 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	304 && 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	305 type[i].data, type[i].len) == 0)
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	306 {
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	307 goto found;
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	308 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	309 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	310
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	311 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	312
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	313
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	314 found:
7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	315
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	316 if (r->headers_in.via) {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	317 if (conf->proxied & NGX_HTTP_GZIP_PROXIED_OFF) {
315 39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import Igor Sysoev <igor@sysoev.ru> parents: 314 diff changeset	318 return ngx_http_next_header_filter(r);
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import Igor Sysoev <igor@sysoev.ru> parents: 314 diff changeset	319 }
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import Igor Sysoev <igor@sysoev.ru> parents: 314 diff changeset	320
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	321 if (!(conf->proxied & NGX_HTTP_GZIP_PROXIED_ANY)
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	322 && ngx_http_gzip_proxied(r, conf) == NGX_DECLINED)
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	323 {
315 39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import Igor Sysoev <igor@sysoev.ru> parents: 314 diff changeset	324 return ngx_http_next_header_filter(r);
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import Igor Sysoev <igor@sysoev.ru> parents: 314 diff changeset	325 }
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	326 }
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	327
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	328
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	329 /*
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	330 * if the URL (without the "http://" prefix) is longer than 253 bytes
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	331 * then MSIE 4.x can not handle the compressed stream - it waits too long,
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	332 * hangs up or crashes
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	333 */
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	334
356 2e3cbc1bbe3c nginx-0.0.7-2004-06-16-19:32:11 import Igor Sysoev <igor@sysoev.ru> parents: 355 diff changeset	335 if (r->headers_in.msie4 && r->unparsed_uri.len > 200) {
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	336 return ngx_http_next_header_filter(r);
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	337 }
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	338
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	339 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	340 if (ctx == NULL) {
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	341 return NGX_ERROR;
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	342 }
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	343
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	344 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	345
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	346
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	347 ctx->request = r;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	348
416 b9bd635011de nginx-0.0.10-2004-09-06-22:45:00 import Igor Sysoev <igor@sysoev.ru> parents: 415 diff changeset	349 r->headers_out.content_encoding = ngx_list_push(&r->headers_out.headers);
166 389d7ee9fa60 nginx-0.0.1-2003-10-30-11:51:06 import Igor Sysoev <igor@sysoev.ru> parents: 165 diff changeset	350 if (r->headers_out.content_encoding == NULL) {
164 84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import Igor Sysoev <igor@sysoev.ru> parents: 160 diff changeset	351 return NGX_ERROR;
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import Igor Sysoev <igor@sysoev.ru> parents: 160 diff changeset	352 }
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	353
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	354 r->headers_out.content_encoding->hash = 1;
165 894a01c6aea3 nginx-0.0.1-2003-10-29-20:39:05 import Igor Sysoev <igor@sysoev.ru> parents: 164 diff changeset	355 r->headers_out.content_encoding->key.len = sizeof("Content-Encoding") - 1;
292 a472bfb778b3 nginx-0.0.3-2004-03-17-00:26:01 import Igor Sysoev <igor@sysoev.ru> parents: 290 diff changeset	356 r->headers_out.content_encoding->key.data = (u_char *) "Content-Encoding";
164 84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import Igor Sysoev <igor@sysoev.ru> parents: 160 diff changeset	357 r->headers_out.content_encoding->value.len = sizeof("gzip") - 1;
292 a472bfb778b3 nginx-0.0.3-2004-03-17-00:26:01 import Igor Sysoev <igor@sysoev.ru> parents: 290 diff changeset	358 r->headers_out.content_encoding->value.data = (u_char *) "gzip";
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	359
153 c71aeb75c071 nginx-0.0.1-2003-10-21-20:49:56 import Igor Sysoev <igor@sysoev.ru> parents: 144 diff changeset	360 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	361
513 fbbf16224844 nginx-0.1.31-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 509 diff changeset	362 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	363
577 4d9ea73a627a nginx-0.3.10-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 573 diff changeset	364 ngx_http_clear_content_length(r);
4d9ea73a627a nginx-0.3.10-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 573 diff changeset	365 ngx_http_clear_accept_ranges(r);
4d9ea73a627a nginx-0.3.10-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 573 diff changeset	366
155 46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import Igor Sysoev <igor@sysoev.ru> parents: 154 diff changeset	367 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	368 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	369
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	370
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	371 static ngx_int_t
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	372 ngx_http_gzip_proxied(ngx_http_request_t r, ngx_http_gzip_conf_t conf)
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	373 {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	374 time_t date, expires;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	375
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	376 if (r->headers_in.authorization
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	377 && (conf->proxied & NGX_HTTP_GZIP_PROXIED_AUTH))
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	378 {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	379 return NGX_OK;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	380 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	381
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	382 if (r->headers_out.expires) {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	383
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	384 if (!(conf->proxied & NGX_HTTP_GZIP_PROXIED_EXPIRED)) {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	385 return NGX_DECLINED;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	386 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	387
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	388 expires = ngx_http_parse_time(r->headers_out.expires->value.data,
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	389 r->headers_out.expires->value.len);
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	390 if (expires == NGX_ERROR) {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	391 return NGX_DECLINED;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	392 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	393
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	394 if (r->headers_out.date) {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	395 date = ngx_http_parse_time(r->headers_out.date->value.data,
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	396 r->headers_out.date->value.len);
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	397 if (date == NGX_ERROR) {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	398 return NGX_DECLINED;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	399 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	400
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	401 } else {
370 54f76b0b8dca nginx-0.0.7-2004-06-27-22:01:57 import Igor Sysoev <igor@sysoev.ru> parents: 356 diff changeset	402 date = ngx_time();
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	403 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	404
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	405 if (expires < date) {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	406 return NGX_OK;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	407 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	408
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	409 return NGX_DECLINED;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	410 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	411
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	412 if (r->headers_out.cache_control.elts) {
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	413
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	414 if ((conf->proxied & NGX_HTTP_GZIP_PROXIED_NO_CACHE)
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	415 && ngx_http_parse_multi_header_lines(&r->headers_out.cache_control,
9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	416 &ngx_http_gzip_no_cache, NULL) >= 0)
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	417 {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	418 return NGX_OK;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	419 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	420
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	421 if ((conf->proxied & NGX_HTTP_GZIP_PROXIED_NO_STORE)
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	422 && ngx_http_parse_multi_header_lines(&r->headers_out.cache_control,
9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	423 &ngx_http_gzip_no_store, NULL) >= 0)
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	424 {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	425 return NGX_OK;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	426 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	427
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	428 if ((conf->proxied & NGX_HTTP_GZIP_PROXIED_PRIVATE)
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	429 && ngx_http_parse_multi_header_lines(&r->headers_out.cache_control,
9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	430 &ngx_http_gzip_private, NULL) >= 0)
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	431 {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	432 return NGX_OK;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	433 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	434
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	435 return NGX_DECLINED;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	436 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	437
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	438 if ((conf->proxied & NGX_HTTP_GZIP_PROXIED_NO_LM)
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	439 && r->headers_out.last_modified)
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	440 {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	441 return NGX_DECLINED;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	442 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	443
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	444 if ((conf->proxied & NGX_HTTP_GZIP_PROXIED_NO_ETAG)
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	445 && r->headers_out.etag)
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	446 {
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	447 return NGX_DECLINED;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	448 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	449
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	450 return NGX_OK;
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	451 }
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	452
d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	453
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	454 static ngx_int_t
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	455 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	456 {
469 2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	457 int rc, wbits, memlevel;
2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	458 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	459 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	460 ngx_buf_t *b;
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	461 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	462 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	463 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	464
243 bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import Igor Sysoev <igor@sysoev.ru> parents: 239 diff changeset	465 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	466
243 bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import Igor Sysoev <igor@sysoev.ru> parents: 239 diff changeset	467 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	468 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	469 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	470
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	471 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	472
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	473 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	474 wbits = conf->wbits;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	475 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	476
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import Igor Sysoev <igor@sysoev.ru> parents: 135 diff changeset	477 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	478
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import Igor Sysoev <igor@sysoev.ru> parents: 135 diff changeset	479 /* 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	480
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import Igor Sysoev <igor@sysoev.ru> parents: 135 diff changeset	481 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	482 wbits--;
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	483 memlevel--;
136 da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import Igor Sysoev <igor@sysoev.ru> parents: 135 diff changeset	484 }
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import Igor Sysoev <igor@sysoev.ru> parents: 135 diff changeset	485 }
da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import Igor Sysoev <igor@sysoev.ru> parents: 135 diff changeset	486
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	487 /*
344 e366ba5db8f8 nginx-0.0.3-2004-06-01-10:04:46 import Igor Sysoev <igor@sysoev.ru> parents: 343 diff changeset	488 * 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	489 * 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	490 * 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	491 * 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	492 * 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	493 *
433 9a97dcdd2421 nginx-0.0.11-2004-09-21-19:47:05 import Igor Sysoev <igor@sysoev.ru> parents: 431 diff changeset	494 * 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	495 * *) 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	496 * *) 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	497 */
136 da00cde00e8a nginx-0.0.1-2003-10-02-09:39:37 import Igor Sysoev <igor@sysoev.ru> parents: 135 diff changeset	498
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	499 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	500
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	501 ctx->preallocated = ngx_palloc(r->pool, ctx->allocated);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	502 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	503 return NGX_ERROR;
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	504 }
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	505
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	506 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	507
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	508 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	509 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	510 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	511
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	512 rc = deflateInit2(&ctx->zstream, conf->level, Z_DEFLATED,
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	513 -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	514
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	515 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	516 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	517 "deflateInit2() failed: %d", rc);
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	518 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	519 return NGX_ERROR;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	520 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	521
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	522 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	523 if (b == NULL) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	524 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	525 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	526 }
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	527
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	528 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	529 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	530 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	531
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	532 out.buf = b;
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	533 out.next = NULL;
469 2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	534
2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	535 /*
2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	536 * 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	537 * 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	538 * 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	539 * 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	540 */
2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	541
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	542 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	543 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	544 return NGX_ERROR;
469 2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	545 }
2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	546
2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	547 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	548
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	549 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	550 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	551 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	552
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	553 if (in) {
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	554 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	555 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	556 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	557 }
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	558 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	559
141 656d468f4ead nginx-0.0.1-2003-10-08-19:32:54 import Igor Sysoev <igor@sysoev.ru> parents: 136 diff changeset	560 last = NGX_NONE;
656d468f4ead nginx-0.0.1-2003-10-08-19:32:54 import Igor Sysoev <igor@sysoev.ru> parents: 136 diff changeset	561
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	562 for ( ;; ) {
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	563
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	564 for ( ;; ) {
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	565
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	566 /* 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	567
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	568 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	569 && 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	570 && !ctx->redo)
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import Igor Sysoev <igor@sysoev.ru> parents: 325 diff changeset	571 {
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	572 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	573 "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	574
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	575 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	576 break;
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	577 }
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	578
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	579 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	580 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	581
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	582 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	583 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	584
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	585 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	586 "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	587 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	588 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	589
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	590 /* 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	591 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	592 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	593 "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	594 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	595 return NGX_ERROR;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	596 }
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 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
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	599 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	600 ctx->flush = Z_FINISH;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	601
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	602 } 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	603 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	604 }
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	605
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	606 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	607 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	608 continue;
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	609 }
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	610
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	611 } else {
e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	612 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	613 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	614 }
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	615 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	616
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	617
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	618 /* 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	619
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	620 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	621
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	622 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	623 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	624 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	625
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	626 } 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	627 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	628 conf->bufs.size);
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	629 if (ctx->out_buf == NULL) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	630 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	631 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	632 }
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	633
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	634 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	635 &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	636 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	637 ctx->bufs++;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	638
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	639 } else {
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	640 break;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	641 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	642
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	643 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	644 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	645 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	646
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	647 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	648 "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	649 ctx->zstream.next_in, ctx->zstream.next_out,
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	650 ctx->zstream.avail_in, ctx->zstream.avail_out,
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	651 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	652
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	653 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	654
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	655 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	656 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	657 "deflate() failed: %d, %d", ctx->flush, rc);
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	658 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	659 return NGX_ERROR;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	660 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	661
257 70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import Igor Sysoev <igor@sysoev.ru> parents: 243 diff changeset	662 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	663 "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	664 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	665 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	666 rc);
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	667
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	668 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	669 "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	670 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	671
326 8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import Igor Sysoev <igor@sysoev.ru> parents: 325 diff changeset	672
327 e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import Igor Sysoev <igor@sysoev.ru> parents: 326 diff changeset	673 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	674 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	675
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import Igor Sysoev <igor@sysoev.ru> parents: 326 diff changeset	676 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	677 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	678 }
326 8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import Igor Sysoev <igor@sysoev.ru> parents: 325 diff changeset	679 }
327 e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import Igor Sysoev <igor@sysoev.ru> parents: 326 diff changeset	680
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	681 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	682
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	683 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	684
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	685 /* 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	686
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	687 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	688 if (cl == NULL) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	689 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	690 return NGX_ERROR;
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	691 }
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	692
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	693 cl->buf = ctx->out_buf;
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	694 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	695 *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	696 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	697
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	698 ctx->redo = 1;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	699
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	700 continue;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	701 }
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	702
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	703 ctx->redo = 0;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	704
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	705 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	706
509 9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	707 ctx->zstream.avail_out = 0;
9b8c906f6e63 nginx-0.1.29-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 501 diff changeset	708 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	709 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	710
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	711 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	712 if (cl == NULL) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	713 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	714 return NGX_ERROR;
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	715 }
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	716
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	717 cl->buf = ctx->out_buf;
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	718 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	719 *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	720 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	721
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	722 break;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	723 }
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	724
327 e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import Igor Sysoev <igor@sysoev.ru> parents: 326 diff changeset	725 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	726
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	727 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	728 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	729
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	730 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	731
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	732 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	733 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	734 "deflateEnd() failed: %d", rc);
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	735 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	736 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	737 }
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	738
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	739 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	740
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	741 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	742 if (cl == NULL) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	743 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	744 return NGX_ERROR;
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	745 }
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	746
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	747 cl->buf = ctx->out_buf;
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	748 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	749 *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	750 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	751
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	752 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	753 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	754 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	755 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	756
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	757 } else {
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	758 b = ngx_create_temp_buf(r->pool, 8);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	759 if (b == NULL) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	760 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	761 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	762 }
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	763
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	764 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	765
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	766 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	767 if (cl == NULL) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	768 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	769 return NGX_ERROR;
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	770 }
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	771
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	772 cl->buf = b;
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	773 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	774 *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	775 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	776 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	777 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	778 }
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	779
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	780 #if (NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED)
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	781
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	782 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	783 trailer->zlen = ctx->zin;
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	784
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	785 #else
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	786 trailer->crc32[0] = (u_char) (ctx->crc32 & 0xff);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	787 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	788 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	789 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	790
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	791 trailer->zlen[0] = (u_char) (ctx->zin & 0xff);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	792 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	793 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	794 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	795 #endif
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	796
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	797 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	798 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	799
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	800 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	801
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	802 break;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	803 }
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	804
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	805 if (conf->no_buffer && ctx->in == NULL) {
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	806
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	807 cl = ngx_alloc_chain_link(r->pool);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	808 if (cl == NULL) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	809 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	810 return NGX_ERROR;
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	811 }
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	812
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	813 cl->buf = ctx->out_buf;
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	814 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	815 *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	816 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	817
323 ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import Igor Sysoev <igor@sysoev.ru> parents: 322 diff changeset	818 break;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	819 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	820 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	821
469 2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	822 if (last == NGX_AGAIN && !ctx->done) {
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	823 return NGX_AGAIN;
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	824 }
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	825
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	826 if (ctx->out == NULL && ctx->busy == NULL) {
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	827 return NGX_OK;
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	828 }
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	829
155 46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import Igor Sysoev <igor@sysoev.ru> parents: 154 diff changeset	830 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	831
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	832 /*
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	833 * 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	834 * 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	835 */
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	836
141 656d468f4ead nginx-0.0.1-2003-10-08-19:32:54 import Igor Sysoev <igor@sysoev.ru> parents: 136 diff changeset	837 if (last == NGX_ERROR) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	838 ngx_http_gzip_error(ctx);
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	839 return NGX_ERROR;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	840 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	841
154 eac26585476e nginx-0.0.1-2003-10-22-11:05:29 import Igor Sysoev <igor@sysoev.ru> parents: 153 diff changeset	842 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	843 (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	844 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	845
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import Igor Sysoev <igor@sysoev.ru> parents: 326 diff changeset	846 if (ctx->done) {
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import Igor Sysoev <igor@sysoev.ru> parents: 326 diff changeset	847 return last;
e0f3f238db09 nginx-0.0.3-2004-04-26-17:40:01 import Igor Sysoev <igor@sysoev.ru> parents: 326 diff changeset	848 }
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	849 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	850 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	851
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	852
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	853 static void *
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	854 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	855 {
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	856 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	857
294 5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import Igor Sysoev <igor@sysoev.ru> parents: 292 diff changeset	858 void *p;
5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import Igor Sysoev <igor@sysoev.ru> parents: 292 diff changeset	859 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	860
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	861 alloc = items * size;
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	862
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	863 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	864
346 55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import Igor Sysoev <igor@sysoev.ru> parents: 344 diff changeset	865 /*
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	866 * 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	867 * 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	868 */
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 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 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	871 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	872
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	873 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	874 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	875 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	876 ctx->allocated -= alloc;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	877
257 70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import Igor Sysoev <igor@sysoev.ru> parents: 243 diff changeset	878 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	879 "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	880 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	881
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	882 return p;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	883 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	884
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	885 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	886 "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	887 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	888
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	889 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	890
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	891 return p;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	892 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	893
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	894
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	895 static void
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	896 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	897 {
282 30310107dbc9 nginx-0.0.2-2004-03-09-22:47:07 import Igor Sysoev <igor@sysoev.ru> parents: 265 diff changeset	898 #if 0
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	899 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	900
257 70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import Igor Sysoev <igor@sysoev.ru> parents: 243 diff changeset	901 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	902 "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	903 #endif
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	904 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	905
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	906
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	907 static u_char *
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	908 ngx_http_gzip_log_ratio(ngx_http_request_t r, u_char buf,
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	909 ngx_http_log_op_t *op)
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	910 {
290 87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	911 ngx_uint_t zint, zfrac;
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	912 ngx_http_gzip_ctx_t *ctx;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	913
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	914 ctx = ngx_http_get_module_ctx(r, ngx_http_gzip_filter_module);
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	915
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	916 if (ctx == NULL \|\| ctx->zout == 0) {
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	917 *buf = '-';
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	918 return buf + 1;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	919 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	920
290 87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	921 zint = (ngx_uint_t) (ctx->zin / ctx->zout);
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	922 zfrac = (ngx_uint_t) ((ctx->zin * 100 / ctx->zout) % 100);
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	923
455 295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	924 if ((ctx->zin * 1000 / ctx->zout) % 10 > 4) {
295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	925
295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	926 /* the rounding, e.g., 2.125 to 2.13 */
295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	927
295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	928 zfrac++;
295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	929
295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	930 if (zfrac > 99) {
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	931 zint++;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	932 zfrac = 0;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	933 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	934 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	935
455 295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	936 return ngx_sprintf(buf, "%ui.%02ui", zint, zfrac);
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	937 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	938
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	939
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	940 static void
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	941 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	942 {
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	943 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	944
469 2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	945 if (ctx->preallocated) {
2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	946 ngx_pfree(ctx->request->pool, ctx->preallocated);
2ff194b74f1e nginx-0.1.9-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	947 }
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	948
135 e29909bd9b8a nginx-0.0.1-2003-09-28-23:29:06 import Igor Sysoev <igor@sysoev.ru> parents: 134 diff changeset	949 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	950 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	951
326 8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import Igor Sysoev <igor@sysoev.ru> parents: 325 diff changeset	952 ctx->done = 1;
8733703a37f3 nginx-0.0.3-2004-04-26-00:13:21 import Igor Sysoev <igor@sysoev.ru> parents: 325 diff changeset	953
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	954 return;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	955 }
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	956
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	957
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	958 static ngx_int_t
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	959 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	960 {
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	961 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	962 ngx_http_log_op_name_t *op;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	963
583 4e296b7d25bf nginx-0.3.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 577 diff changeset	964 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	965 if (var == NULL) {
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	966 return NGX_ERROR;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	967 }
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	968
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	969 var->handler = ngx_http_gzip_ratio_variable;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	970
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	971 for (op = ngx_http_gzip_log_fmt_ops; op->name.len; op++) { /* void */ }
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	972 op->run = NULL;
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	973
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	974 for (op = ngx_http_log_fmt_ops; op->run; op++) {
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	975 if (op->name.len == 0) {
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	976 op = (ngx_http_log_op_name_t *) op->run;
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	977 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	978 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	979
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	980 op->run = (ngx_http_log_op_run_pt) ngx_http_gzip_log_fmt_ops;
177 4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	981
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	982 return NGX_OK;
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	983 }
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	984
4db54fdbcbe7 nginx-0.0.1-2003-11-10-20:17:31 import Igor Sysoev <igor@sysoev.ru> parents: 166 diff changeset	985
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	986 static ngx_int_t
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	987 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	988 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	989 {
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	990 ngx_uint_t zint, zfrac;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	991 ngx_http_gzip_ctx_t *ctx;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	992
577 4d9ea73a627a nginx-0.3.10-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 573 diff changeset	993 v->valid = 1;
573 58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	994 v->no_cachable = 0;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	995 v->not_found = 0;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	996
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	997 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	998
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	999 if (ctx == NULL \|\| ctx->zout == 0) {
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1000 v->not_found = 1;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1001 return NGX_OK;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1002 }
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1003
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1004 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	1005 if (v->data == NULL) {
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1006 return NGX_ERROR;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1007 }
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1008
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1009 zint = (ngx_uint_t) (ctx->zin / ctx->zout);
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1010 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	1011
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1012 if ((ctx->zin * 1000 / ctx->zout) % 10 > 4) {
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1013
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1014 /* 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	1015
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1016 zfrac++;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1017
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1018 if (zfrac > 99) {
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1019 zint++;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1020 zfrac = 0;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1021 }
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1022 }
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1023
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1024 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	1025
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1026 return NGX_OK;
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1027 }
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1028
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1029
58475592100c nginx-0.3.8-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 553 diff changeset	1030 static ngx_int_t
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1031 ngx_http_gzip_filter_init(ngx_cycle_t *cycle)
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1032 {
155 46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import Igor Sysoev <igor@sysoev.ru> parents: 154 diff changeset	1033 ngx_http_next_header_filter = ngx_http_top_header_filter;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1034 ngx_http_top_header_filter = ngx_http_gzip_header_filter;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1035
155 46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import Igor Sysoev <igor@sysoev.ru> parents: 154 diff changeset	1036 ngx_http_next_body_filter = ngx_http_top_body_filter;
133 b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1037 ngx_http_top_body_filter = ngx_http_gzip_body_filter;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1038
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1039 return NGX_OK;
b27548f540ad nginx-0.0.1-2003-09-24-23:51:12 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1040 }
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1041
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1042
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1043 static void *
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1044 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	1045 {
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1046 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	1047
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	1048 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	1049 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	1050 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	1051 }
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1052
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	1053 /*
479 c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1054 * set by ngx_pcalloc():
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1055 *
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1056 * conf->bufs.num = 0;
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1057 * conf->proxied = 0;
c52408583801 nginx-0.1.14-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1058 * 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	1059 */
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	1060
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1061 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	1062 conf->no_buffer = NGX_CONF_UNSET;
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import Igor Sysoev <igor@sysoev.ru> parents: 289 diff changeset	1063
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	1064 conf->http_version = NGX_CONF_UNSET_UINT;
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	1065
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1066 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	1067 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	1068 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	1069 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	1070
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1071 return conf;
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1072 }
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1073
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1074
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1075 static char *
d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1076 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	1077 {
d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1078 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	1079 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	1080
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1081 ngx_str_t *type;
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1082
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1083 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	1084
346 55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import Igor Sysoev <igor@sysoev.ru> parents: 344 diff changeset	1085 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	1086
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	1087 ngx_conf_merge_unsigned_value(conf->http_version, prev->http_version,
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1088 NGX_HTTP_VERSION_11);
320 d621239c30f7 nginx-0.0.3-2004-04-18-23:06:02 import Igor Sysoev <igor@sysoev.ru> parents: 319 diff changeset	1089 ngx_conf_merge_bitmask_value(conf->proxied, prev->proxied,
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1090 (NGX_CONF_BITMASK_SET\|NGX_HTTP_GZIP_PROXIED_OFF));
314 d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import Igor Sysoev <igor@sysoev.ru> parents: 294 diff changeset	1091
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1092 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	1093 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	1094 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	1095 MAX_MEM_LEVEL - 1);
577 4d9ea73a627a nginx-0.3.10-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 573 diff changeset	1096 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	1097 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	1098
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1099 if (conf->types == NULL) {
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1100 if (prev->types == NULL) {
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1101 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	1102 if (conf->types == NULL) {
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1103 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1104 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1105
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	1106 type = ngx_array_push(conf->types);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	1107 if (type == NULL) {
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1108 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1109 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1110
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1111 type->len = sizeof("text/html") - 1;
7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1112 type->data = (u_char *) "text/html";
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1113
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1114 } else {
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1115 conf->types = prev->types;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1116 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1117 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1118
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1119 return NGX_CONF_OK;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1120 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1121
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1122
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1123 static char *
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1124 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	1125 {
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1126 ngx_http_gzip_conf_t *gcf = conf;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1127
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1128 ngx_str_t value, type;
7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1129 ngx_uint_t i;
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1130
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1131 if (gcf->types == NULL) {
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1132 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	1133 if (gcf->types == NULL) {
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1134 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1135 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1136
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	1137 type = ngx_array_push(gcf->types);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	1138 if (type == NULL) {
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1139 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1140 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1141
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1142 type->len = sizeof("text/html") - 1;
7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1143 type->data = (u_char *) "text/html";
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1144 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1145
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1146 value = cf->args->elts;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1147
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1148 for (i = 1; i < cf->args->nelts; i++) {
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1149
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1150 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	1151 continue;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1152 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1153
501 d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	1154 type = ngx_array_push(gcf->types);
d4ea69372b94 nginx-0.1.25-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 497 diff changeset	1155 if (type == NULL) {
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1156 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1157 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1158
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1159 type->len = value[i].len;
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1160
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1161 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	1162 if (type->data == NULL) {
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1163 return NGX_CONF_ERROR;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1164 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1165
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1166 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	1167 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	1168
134 d57c6835225c nginx-0.0.1-2003-09-26-09:45:21 import Igor Sysoev <igor@sysoev.ru> parents: 133 diff changeset	1169 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	1170 }
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1171
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1172
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1173 static char *
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1174 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	1175 {
158 d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	1176 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	1177
158 d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	1178 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	1179
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	1180 wbits = 15;
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1181
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1182 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	1183
158 d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	1184 if (wsize == *np) {
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	1185 *np = wbits;
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	1186
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	1187 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	1188 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1189
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1190 wbits--;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1191 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1192
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1193 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	1194 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1195
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1196
497 d7c90bb5ce83 nginx-0.1.23-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 489 diff changeset	1197 static char *
527 7fa11e5c6e96 nginx-0.1.38-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 513 diff changeset	1198 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	1199 {
158 d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	1200 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	1201
158 d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	1202 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	1203
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	1204 memlevel = 9;
156 afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1205
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1206 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	1207
158 d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	1208 if (hsize == *np) {
d377ee423603 nginx-0.0.1-2003-10-24-10:53:41 import Igor Sysoev <igor@sysoev.ru> parents: 157 diff changeset	1209 *np = memlevel;
430 1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	1210
1fa5daf7558e nginx-0.0.11-2004-09-19-22:27:00 import Igor Sysoev <igor@sysoev.ru> parents: 416 diff changeset	1211 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	1212 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1213
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1214 memlevel--;
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1215 }
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1216
afc333135a6b nginx-0.0.1-2003-10-23-10:13:16 import Igor Sysoev <igor@sysoev.ru> parents: 155 diff changeset	1217 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	1218 }

Mercurial > hg > nginx

annotate src/http/modules/ngx_http_gzip_filter_module.c @ 583:4e296b7d25bf release-0.3.13