Mercurial > hg > nginx-quic
comparison src/http/ngx_http_write_filter.c @ 153:c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 21 Oct 2003 16:49:56 +0000 |
parents | ef8c87afcfc5 |
children | eac26585476e |
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152:fb48bf4fea1c | 153:c71aeb75c071 |
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4 #include <ngx_event.h> | 4 #include <ngx_event.h> |
5 #include <ngx_http.h> | 5 #include <ngx_http.h> |
6 | 6 |
7 | 7 |
8 typedef struct { | 8 typedef struct { |
9 ssize_t buffer_output; | |
10 } ngx_http_write_filter_conf_t; | |
11 | |
12 | |
13 typedef struct { | |
14 ngx_chain_t *out; | 9 ngx_chain_t *out; |
15 } ngx_http_write_filter_ctx_t; | 10 } ngx_http_write_filter_ctx_t; |
16 | 11 |
17 | 12 |
18 static void *ngx_http_write_filter_create_conf(ngx_conf_t *cf); | 13 static void *ngx_http_write_filter_create_conf(ngx_conf_t *cf); |
20 void *parent, void *child); | 15 void *parent, void *child); |
21 static int ngx_http_write_filter_init(ngx_cycle_t *cycle); | 16 static int ngx_http_write_filter_init(ngx_cycle_t *cycle); |
22 | 17 |
23 | 18 |
24 static ngx_command_t ngx_http_write_filter_commands[] = { | 19 static ngx_command_t ngx_http_write_filter_commands[] = { |
20 | |
21 {ngx_string("sendfile"), | |
22 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
23 ngx_conf_set_flag_slot, | |
24 NGX_HTTP_LOC_CONF_OFFSET, | |
25 offsetof(ngx_http_write_filter_conf_t, sendfile), | |
26 NULL}, | |
25 | 27 |
26 {ngx_string("buffer_output"), | 28 {ngx_string("buffer_output"), |
27 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | 29 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
28 ngx_conf_set_size_slot, | 30 ngx_conf_set_size_slot, |
29 NGX_HTTP_LOC_CONF_OFFSET, | 31 NGX_HTTP_LOC_CONF_OFFSET, |
79 /* find the size, the flush point and the last entry of the saved chain */ | 81 /* find the size, the flush point and the last entry of the saved chain */ |
80 | 82 |
81 for (ce = ctx->out; ce; ce = ce->next) { | 83 for (ce = ctx->out; ce; ce = ce->next) { |
82 le = &ce->next; | 84 le = &ce->next; |
83 | 85 |
84 if (ce->hunk->type & NGX_HUNK_IN_MEMORY) { | 86 size += ngx_hunk_size(ce->hunk); |
85 size += ce->hunk->last - ce->hunk->pos; | |
86 } else { | |
87 size += ce->hunk->file_last - ce->hunk->file_pos; | |
88 } | |
89 | 87 |
90 if (ce->hunk->type & (NGX_HUNK_FLUSH|NGX_HUNK_RECYCLED)) { | 88 if (ce->hunk->type & (NGX_HUNK_FLUSH|NGX_HUNK_RECYCLED)) { |
91 flush = size; | 89 flush = size; |
92 } | 90 } |
93 | 91 |
94 if (ce->hunk->type & NGX_HUNK_LAST) { | 92 if (ce->hunk->type & NGX_HUNK_LAST) { |
95 last = 1; | 93 last = 1; |
96 } | 94 } |
97 } | 95 } |
96 | |
97 conf = ngx_http_get_module_loc_conf(r->main ? r->main : r, | |
98 ngx_http_write_filter_module); | |
98 | 99 |
99 /* add the new chain to the existent one */ | 100 /* add the new chain to the existent one */ |
100 | 101 |
101 for (/* void */; in; in = in->next) { | 102 for (/* void */; in; in = in->next) { |
102 ngx_test_null(ce, ngx_alloc_chain_entry(r->pool), NGX_ERROR); | 103 ngx_test_null(ce, ngx_alloc_chain_entry(r->pool), NGX_ERROR); |
104 ce->hunk = in->hunk; | 105 ce->hunk = in->hunk; |
105 ce->next = NULL; | 106 ce->next = NULL; |
106 *le = ce; | 107 *le = ce; |
107 le = &ce->next; | 108 le = &ce->next; |
108 | 109 |
109 if (ce->hunk->type & NGX_HUNK_IN_MEMORY) { | 110 if (!(ngx_io.flags & NGX_IO_SENDFILE) || !conf->sendfile) { |
110 size += ce->hunk->last - ce->hunk->pos; | 111 ce->hunk->type &= ~NGX_HUNK_FILE; |
111 } else { | 112 } |
112 size += ce->hunk->file_last - ce->hunk->file_pos; | 113 |
113 } | 114 size += ngx_hunk_size(ce->hunk); |
114 | 115 |
115 if (ce->hunk->type & (NGX_HUNK_FLUSH|NGX_HUNK_RECYCLED)) { | 116 if (ce->hunk->type & (NGX_HUNK_FLUSH|NGX_HUNK_RECYCLED)) { |
116 flush = size; | 117 flush = size; |
117 } | 118 } |
118 | 119 |
119 if (ce->hunk->type & NGX_HUNK_LAST) { | 120 if (ce->hunk->type & NGX_HUNK_LAST) { |
120 last = 1; | 121 last = 1; |
121 } | 122 } |
122 } | 123 } |
123 | |
124 conf = ngx_http_get_module_loc_conf(r->main ? r->main : r, | |
125 ngx_http_write_filter_module); | |
126 | 124 |
127 #if (NGX_DEBUG_WRITE_FILTER) | 125 #if (NGX_DEBUG_WRITE_FILTER) |
128 ngx_log_debug(r->connection->log, | 126 ngx_log_debug(r->connection->log, |
129 "write filter: last:%d flush:%qd size:%qd" _ | 127 "write filter: last:%d flush:%qd size:%qd" _ |
130 last _ flush _ size); | 128 last _ flush _ size); |
174 ngx_test_null(conf, | 172 ngx_test_null(conf, |
175 ngx_palloc(cf->pool, sizeof(ngx_http_write_filter_conf_t)), | 173 ngx_palloc(cf->pool, sizeof(ngx_http_write_filter_conf_t)), |
176 NULL); | 174 NULL); |
177 | 175 |
178 conf->buffer_output = NGX_CONF_UNSET; | 176 conf->buffer_output = NGX_CONF_UNSET; |
177 conf->sendfile = NGX_CONF_UNSET; | |
179 | 178 |
180 return conf; | 179 return conf; |
181 } | 180 } |
182 | 181 |
183 | 182 |
186 { | 185 { |
187 ngx_http_write_filter_conf_t *prev = parent; | 186 ngx_http_write_filter_conf_t *prev = parent; |
188 ngx_http_write_filter_conf_t *conf = child; | 187 ngx_http_write_filter_conf_t *conf = child; |
189 | 188 |
190 ngx_conf_merge_size_value(conf->buffer_output, prev->buffer_output, 1460); | 189 ngx_conf_merge_size_value(conf->buffer_output, prev->buffer_output, 1460); |
190 ngx_conf_merge_value(conf->sendfile, prev->sendfile, 0); | |
191 | 191 |
192 return NULL; | 192 return NULL; |
193 } | 193 } |
194 | 194 |
195 | 195 |