annotate src/http/ngx_http_output_filter.c @ 90:37530da31268

nginx-0.0.1-2003-05-16-19:27:48 import
author Igor Sysoev <igor@sysoev.ru>
date Fri, 16 May 2003 15:27:48 +0000
parents a7e45c45a95c
children 637625a2acdb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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1
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b2e039840718 nginx-0.0.1-2002-12-19-20:49:51 import
Igor Sysoev <igor@sysoev.ru>
parents: 32
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2 #include <ngx_config.h>
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53cd05892261 nginx-0.0.1-2002-12-27-19:22:50 import
Igor Sysoev <igor@sysoev.ru>
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3
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
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4 #include <ngx_core.h>
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
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5 #include <ngx_files.h>
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
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6 #include <ngx_string.h>
4
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
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7 #include <ngx_hunk.h>
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53cd05892261 nginx-0.0.1-2002-12-27-19:22:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 42
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8 #include <ngx_conf_file.h>
53cd05892261 nginx-0.0.1-2002-12-27-19:22:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 42
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c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
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10 #include <ngx_http.h>
10
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 9
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11 #include <ngx_http_config.h>
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
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12 #include <ngx_http_output_filter.h>
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
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15 static int ngx_http_output_filter_copy_hunk(ngx_hunk_t *dst, ngx_hunk_t *src);
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
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16 static void *ngx_http_output_filter_create_conf(ngx_pool_t *pool);
44
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
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17 static char *ngx_http_output_filter_merge_conf(ngx_pool_t *pool,
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
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18 void *parent, void *child);
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
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19 static void ngx_http_output_filter_init(ngx_pool_t *pool,
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
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20 ngx_http_conf_filter_t *cf);
10
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
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4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 9
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22
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
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23 static ngx_command_t ngx_http_output_filter_commands[] = {
10
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 9
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24
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
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25 {ngx_string("output_buffer"),
54
27b628ef907e nginx-0.0.1-2003-01-28-18:56:37 import
Igor Sysoev <igor@sysoev.ru>
parents: 47
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26 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
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27 ngx_conf_set_size_slot,
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0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
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28 NGX_HTTP_LOC_CONF_OFFSET,
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a7e45c45a95c nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 76
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29 offsetof(ngx_http_output_filter_conf_t, hunk_size),
a7e45c45a95c nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 76
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30 NULL},
10
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 9
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31
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a7e45c45a95c nginx-0.0.1-2003-04-28-19:06:39 import
Igor Sysoev <igor@sysoev.ru>
parents: 76
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32 {ngx_null_string, 0, NULL, 0, 0, NULL}
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6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
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33 };
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34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
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d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
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36 static ngx_http_module_t ngx_http_output_filter_module_ctx = {
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
37 NGX_HTTP_MODULE,
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
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38
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53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 24
diff changeset
39 NULL, /* create server config */
42
cd035a94e0b6 nginx-0.0.1-2002-12-27-10:27:47 import
Igor Sysoev <igor@sysoev.ru>
parents: 41
diff changeset
40 NULL, /* init server config */
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
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41
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53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 24
diff changeset
42 ngx_http_output_filter_create_conf, /* create location config */
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
43 ngx_http_output_filter_merge_conf /* merge location config */
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 24
diff changeset
44 };
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 24
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45
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 24
diff changeset
46
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
diff changeset
47 ngx_module_t ngx_http_output_filter_module = {
90
37530da31268 nginx-0.0.1-2003-05-16-19:27:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 83
diff changeset
48 &ngx_http_output_filter_module_ctx, /* module context */
44
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
49 0, /* module index */
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
diff changeset
50 ngx_http_output_filter_commands, /* module directives */
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
diff changeset
51 NGX_HTTP_MODULE_TYPE, /* module type */
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
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52 NULL /* init module */
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
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53 };
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
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3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
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55
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
56 #define next_filter (*ngx_http_top_body_filter)
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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57
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
58 #if 0
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
59 static int (*next_filter) (ngx_http_request_t *r, ngx_chain_t *ch);
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
60 #endif
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
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e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
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e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
63 #if 0
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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64 #define next_filter ngx_http_output_filter_module_ctx.next_output_body_filter
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
65 #endif
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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66
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
67 #define need_to_copy(r, hunk) \
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
68 (((r->filter & NGX_HTTP_FILTER_NEED_IN_MEMORY) \
76
6127d7075471 nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
69 && (hunk->type & NGX_HUNK_IN_MEMORY) == 0) \
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
70 || ((r->filter & NGX_HTTP_FILTER_NEED_TEMP) \
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
71 && (hunk->type & (NGX_HUNK_MEMORY|NGX_HUNK_MMAP))))
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50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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72
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4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
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73
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50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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74 int ngx_http_output_filter(ngx_http_request_t *r, ngx_hunk_t *hunk)
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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75 {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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76 int rc;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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77 size_t size;
62
8ccba41a678e nginx-0.0.1-2003-02-12-09:55:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 61
diff changeset
78 ngx_chain_t *ce, *le;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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79 ngx_http_output_filter_ctx_t *ctx;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
80 ngx_http_output_filter_conf_t *conf;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
81
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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82 ctx = (ngx_http_output_filter_ctx_t *)
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
83 ngx_http_get_module_ctx(r->main ? r->main : r,
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
84 ngx_http_output_filter_module_ctx);
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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85
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
86 if (ctx == NULL) {
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
87 ngx_http_create_ctx(r, ctx, ngx_http_output_filter_module_ctx,
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
88 sizeof(ngx_http_output_filter_ctx_t), NGX_ERROR);
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
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89 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
90
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
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91 /* the short path for the case when the chain ctx->incoming is empty
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
92 and there is no hunk or the hunk does not require the copy */
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
93 if (ctx->incoming == NULL) {
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
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parents: 59
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94
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
95 if (hunk == NULL) {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
96 return next_filter(r, NULL);
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
97 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
98
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
99 /* we do not need to copy the incoming hunk to our hunk */
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
100 if (!need_to_copy(r, hunk)) {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
101 ctx->out.hunk = hunk;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
102 ctx->out.next = NULL;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
103 return next_filter(r, &ctx->out);
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
104 }
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
105 }
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
106
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
107 /* add the incoming hunk to the chain ctx->incoming */
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
108 if (hunk) {
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
109
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
110 /* the output of the only hunk is common case so we have
62
8ccba41a678e nginx-0.0.1-2003-02-12-09:55:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 61
diff changeset
111 the special chain entry ctx->in for it */
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
112 if (ctx->incoming == NULL) {
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
113 ctx->in.hunk = hunk;
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
114 ctx->in.next = NULL;
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
115 ctx->incoming = &ctx->in;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
116
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
117 } else {
62
8ccba41a678e nginx-0.0.1-2003-02-12-09:55:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 61
diff changeset
118 for (ce = ctx->incoming; ce->next; ce = ce->next) { /* void */ ; }
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
119 ngx_add_hunk_to_chain(ce->next, hunk, r->pool, NGX_ERROR);
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
120 }
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
121 }
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
122
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
123 /* allocate our hunk if it's needed */
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
124 if (ctx->hunk == NULL) {
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
125
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
126 conf = (ngx_http_output_filter_conf_t *)
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
127 ngx_http_get_module_loc_conf(r->main ? r->main : r,
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
128 ngx_http_output_filter_module_ctx);
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
129
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
130 if (hunk->type & NGX_HUNK_LAST) {
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
131 if (hunk->type & NGX_HUNK_IN_MEMORY) {
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
132 size = hunk->last - hunk->pos;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
133 } else {
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
134 size = hunk->file_last - hunk->file_pos;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
135 }
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
136
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
137 if (size > conf->hunk_size) {
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
138 size = conf->hunk_size;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
139 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
140
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
141 } else {
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
142 size = conf->hunk_size;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
143 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
144
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
145 ngx_test_null(ctx->hunk,
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
146 ngx_create_temp_hunk(r->pool, size, 50, 50),
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
147 NGX_ERROR);
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
148 ctx->hunk->type |= NGX_HUNK_RECYCLED;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
149
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
150
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
151 /* our hunk is still busy */
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
152 } else if (ctx->hunk->pos < ctx->hunk->last) {
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
153 rc = next_filter(r, NULL);
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
154
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
155 if (rc == NGX_ERROR || rc == NGX_AGAIN) {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
156 return rc;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
157 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
158
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
159 /* NGX_OK */
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
160 /* set our hunk free */
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
161 ctx->hunk->pos = ctx->hunk->last = ctx->hunk->start;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
162 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
163
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
164 #if (NGX_SUPPRESS_WARN)
62
8ccba41a678e nginx-0.0.1-2003-02-12-09:55:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 61
diff changeset
165 le = NULL;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
166 #endif
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
167
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
168 /* process the chain ctx->incoming */
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
169 do {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
170 /* find the hunks that do not need to be copied ... */
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
171 for (ce = ctx->incoming; ce; ce = ce->next) {
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
172 if (need_to_copy(r, ce->hunk)) {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
173 break;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
174 }
62
8ccba41a678e nginx-0.0.1-2003-02-12-09:55:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 61
diff changeset
175 le = ce;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
176 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
177
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
178 /* ... and pass them to the next filter */
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
179 if (ctx->incoming != ce) {
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
180
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
181 ctx->out.hunk = ctx->incoming->hunk;
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
182 ctx->out.next = ctx->incoming->next;
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
183 ctx->incoming = ce;
62
8ccba41a678e nginx-0.0.1-2003-02-12-09:55:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 61
diff changeset
184 le->next = NULL;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
185
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
186 rc = next_filter(r, &ctx->out);
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
187 if (rc == NGX_ERROR || rc == NGX_AGAIN) {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
188 return rc;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
189 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
190
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
191 /* NGX_OK */
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
192 if (ctx->incoming == NULL) {
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
193 return rc;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
194 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
195 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
196
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
197 /* copy the first hunk or its part from the chain ctx->incoming
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
198 to our hunk and pass it to the next filter */
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
199 do {
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
200 rc = ngx_http_output_filter_copy_hunk(ctx->hunk,
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
201 ctx->incoming->hunk);
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
202 if (rc == NGX_ERROR) {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
203 return rc;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
204 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
205
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
206 #if (NGX_FILE_AIO_READ)
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
207 if (rc == NGX_AGAIN) {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
208 return rc;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
209 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
210 #endif
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
211 ctx->out.hunk = ctx->hunk;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
212 ctx->out.next = NULL;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
213
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
214 rc = next_filter(r, &ctx->out);
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
215 if (rc == NGX_ERROR || rc == NGX_AGAIN) {
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
216 return rc;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
217 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
218
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
219 /* NGX_OK */
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
220 /* set our hunk free */
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
221 ctx->hunk->pos = ctx->hunk->last = ctx->hunk->start;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
222
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
223 /* repeat until we will have copied the whole first hunk from
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
224 the chain ctx->incoming */
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
225
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
226 if (ctx->incoming->hunk->type & NGX_HUNK_IN_MEMORY) {
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
227 size = ctx->incoming->hunk->last - ctx->incoming->hunk->pos;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
228
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
229 } else {
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
230 size = ctx->incoming->hunk->file_last
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
231 - ctx->incoming->hunk->file_pos;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
232 }
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
233
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
234 } while (size);
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
235
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
236 /* delete the completed hunk from the incoming chain */
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
237 ctx->incoming = ctx->incoming->next;
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
238
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
239 /* repeat until we will have processed the whole chain ctx->incoming */
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
240 } while (ctx->incoming);
60
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
241
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
242 return NGX_OK;
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
243 }
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
244
50186b49f2ad nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
245
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
246 static int ngx_http_output_filter_copy_hunk(ngx_hunk_t *dst, ngx_hunk_t *src)
4
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
247 {
59
e8cdc2989cee nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 57
diff changeset
248 ssize_t n, size;
4
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
249
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
250 if (src->type & NGX_HUNK_IN_MEMORY) {
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
251 size = src->last - src->pos;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
252 } else {
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
253 size = src->file_last - src->file_pos;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
254 }
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
255
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
256 if (size > (dst->end - dst->pos)) {
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
257 size = dst->end - dst->pos;
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
diff changeset
258 }
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
259
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
260 if (src->type & NGX_HUNK_IN_MEMORY) {
76
6127d7075471 nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
261 ngx_memcpy(dst->pos, src->pos, size);
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
262 src->pos += size;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
263 dst->last += size;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
264
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
265 if (src->type & NGX_HUNK_FILE) {
76
6127d7075471 nginx-0.0.1-2003-04-15-19:06:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 75
diff changeset
266 src->file_pos += size;
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
267 }
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
268
75
869b10be682f nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents: 71
diff changeset
269 if ((src->type & NGX_HUNK_LAST) && src->pos == src->last) {
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
270 dst->type |= NGX_HUNK_LAST;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
271 }
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
272
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
273 } else {
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
274 n = ngx_read_file(src->file, dst->pos, size, src->file_pos);
4
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
275
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
276 if (n == NGX_ERROR) {
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 4
diff changeset
277 return n;
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
278 }
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 4
diff changeset
279
19
d7908993fdeb nginx-0.0.1-2002-12-02-19:09:40 import; resume after 2 months stall
Igor Sysoev <igor@sysoev.ru>
parents: 12
diff changeset
280 #if (NGX_FILE_AIO_READ)
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
281 if (n == NGX_AGAIN) {
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 4
diff changeset
282 return n;
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
283 }
5
62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents: 4
diff changeset
284 #endif
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
285
61
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
286 if (n != size) {
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
287 ngx_log_error(NGX_LOG_ALERT, src->file->log, 0,
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
288 ngx_read_file_n " reads only %d of %d from file",
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
289 n, size);
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
290 if (n == 0) {
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
291 return NGX_ERROR;
4f3e2abcc2c4 nginx-0.0.1-2003-02-11-19:42:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 60
diff changeset
292 }
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
293 }
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
294
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
295 src->file_pos += n;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
296 dst->last += n;
3
34a521b1a148 nginx-0.0.1-2002-08-20-18:48:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
297
75
869b10be682f nginx-0.0.1-2003-04-14-21:04:58 import
Igor Sysoev <igor@sysoev.ru>
parents: 71
diff changeset
298 if ((src->type & NGX_HUNK_LAST) && src->file_pos == src->file_last) {
67
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
299 dst->type |= NGX_HUNK_LAST;
5a7d1aaa1618 nginx-0.0.1-2003-03-11-23:38:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 62
diff changeset
300 }
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 33
diff changeset
301 }
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 24
diff changeset
302
4
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
303 return NGX_OK;
c5f071d376e5 nginx-0.0.1-2002-08-22-19:24:03 import
Igor Sysoev <igor@sysoev.ru>
parents: 3
diff changeset
304 }
9
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
305
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
306
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
307 static void ngx_http_output_filter_init(ngx_pool_t *pool,
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
308 ngx_http_conf_filter_t *cf)
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
309 {
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
310 #if 0
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
311 next_filter = cf->output_body_filter;
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
312 cf->output_body_filter = NULL;
71
59229033ae93 nginx-0.0.1-2003-04-08-19:40:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
313 #endif
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
314 }
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
315
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 67
diff changeset
316
9
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
317 static void *ngx_http_output_filter_create_conf(ngx_pool_t *pool)
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
318 {
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
319 ngx_http_output_filter_conf_t *conf;
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
320
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
321 ngx_test_null(conf,
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
322 ngx_pcalloc(pool, sizeof(ngx_http_output_filter_conf_t)),
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
323 NULL);
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
324
10
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 9
diff changeset
325 conf->hunk_size = NGX_CONF_UNSET;
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 9
diff changeset
326
4f3879d9b6f6 nginx-0.0.1-2002-09-11-19:18:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 9
diff changeset
327 return conf;
9
6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
328 }
44
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
329
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
330
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
331 static char *ngx_http_output_filter_merge_conf(ngx_pool_t *pool,
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
332 void *parent, void *child)
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
333 {
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
334 ngx_http_output_filter_conf_t *prev =
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
335 (ngx_http_output_filter_conf_t *) parent;
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
336 ngx_http_output_filter_conf_t *conf =
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
337 (ngx_http_output_filter_conf_t *) child;
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
338
59
e8cdc2989cee nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 57
diff changeset
339 ngx_conf_size_merge(conf->hunk_size, prev->hunk_size, 32768);
44
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
340
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
341 return NULL;
0e81ac0bb3e2 nginx-0.0.1-2003-01-09-08:36:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 43
diff changeset
342 }