Mercurial > hg > nginx
annotate src/imap/ngx_imap.c @ 521:6f00349b98e5 release-0.1.35
nginx-0.1.35-RELEASE import
*) Feature: the "working_directory" directive.
*) Feature: the "port_in_redirect" directive.
*) Bugfix: the segmentation fault was occurred if the backend response
header was in several packets; the bug had appeared in 0.1.29.
*) Bugfix: if more than 10 servers were configured or some server did
not use the "listen" directive, then the segmentation fault was
occurred on the start.
*) Bugfix: the segmentation fault might occur if the response was
bigger than the temporary file.
*) Bugfix: nginx returned the 400 response on requests like
"GET http://www.domain.com/uri HTTP/1.0"; the bug had appeared in
0.1.28.
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Tue, 07 Jun 2005 15:56:31 +0000 |
| parents | 9b8c906f6e63 |
| children | b09ee85d0ac8 |
| rev | line source |
|---|---|
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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5 |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 #include <ngx_imap.h> |
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11 |
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12 |
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13 static char *ngx_imap_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
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14 |
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15 |
| 521 | 16 ngx_uint_t ngx_imap_max_module; |
| 17 | |
| 18 | |
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19 static ngx_command_t ngx_imap_commands[] = { |
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20 |
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21 { ngx_string("imap"), |
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22 NGX_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS, |
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23 ngx_imap_block, |
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24 0, |
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25 0, |
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26 NULL }, |
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27 |
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28 ngx_null_command |
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29 }; |
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30 |
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31 |
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32 static ngx_core_module_t ngx_imap_module_ctx = { |
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33 ngx_string("imap"), |
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34 NULL, |
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35 NULL |
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36 }; |
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37 |
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38 |
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39 ngx_module_t ngx_imap_module = { |
| 509 | 40 NGX_MODULE_V1, |
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41 &ngx_imap_module_ctx, /* module context */ |
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42 ngx_imap_commands, /* module directives */ |
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43 NGX_CORE_MODULE, /* module type */ |
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44 NULL, /* init module */ |
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45 NULL /* init process */ |
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46 }; |
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47 |
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48 |
| 521 | 49 static char * |
| 50 ngx_imap_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
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51 { |
| 521 | 52 char *rv; |
| 53 ngx_uint_t m, mi, s; | |
| 54 ngx_conf_t pcf; | |
| 55 ngx_imap_module_t *module; | |
| 56 ngx_imap_conf_ctx_t *ctx; | |
| 57 ngx_imap_core_srv_conf_t **cscfp; | |
| 58 ngx_imap_core_main_conf_t *cmcf; | |
| 59 | |
| 60 /* the main imap context */ | |
| 61 | |
| 62 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_imap_conf_ctx_t)); | |
| 63 if (ctx == NULL) { | |
| 64 return NGX_CONF_ERROR; | |
| 65 } | |
| 66 | |
| 67 *(ngx_imap_conf_ctx_t **) conf = ctx; | |
| 68 | |
| 69 /* count the number of the http modules and set up their indices */ | |
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70 |
| 521 | 71 ngx_imap_max_module = 0; |
| 72 for (m = 0; ngx_modules[m]; m++) { | |
| 73 if (ngx_modules[m]->type != NGX_IMAP_MODULE) { | |
| 74 continue; | |
| 75 } | |
| 76 | |
| 77 ngx_modules[m]->ctx_index = ngx_imap_max_module++; | |
| 78 } | |
| 79 | |
| 80 | |
| 81 /* the imap main_conf context, it is the same in the all imap contexts */ | |
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82 |
| 521 | 83 ctx->main_conf = ngx_pcalloc(cf->pool, |
| 84 sizeof(void *) * ngx_imap_max_module); | |
| 85 if (ctx->main_conf == NULL) { | |
| 86 return NGX_CONF_ERROR; | |
| 87 } | |
| 88 | |
| 89 | |
| 90 /* | |
| 91 * the imap null srv_conf context, it is used to merge | |
| 92 * the server{}s' srv_conf's | |
| 93 */ | |
| 94 | |
| 95 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_imap_max_module); | |
| 96 if (ctx->srv_conf == NULL) { | |
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97 return NGX_CONF_ERROR; |
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98 } |
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99 |
| 521 | 100 |
| 101 /* | |
| 102 * create the main_conf's, the null srv_conf's, and the null loc_conf's | |
| 103 * of the all imap modules | |
| 104 */ | |
| 105 | |
| 106 for (m = 0; ngx_modules[m]; m++) { | |
| 107 if (ngx_modules[m]->type != NGX_IMAP_MODULE) { | |
| 108 continue; | |
| 109 } | |
| 110 | |
| 111 module = ngx_modules[m]->ctx; | |
| 112 mi = ngx_modules[m]->ctx_index; | |
| 113 | |
| 114 if (module->create_main_conf) { | |
| 115 ctx->main_conf[mi] = module->create_main_conf(cf); | |
| 116 if (ctx->main_conf[mi] == NULL) { | |
| 117 return NGX_CONF_ERROR; | |
| 118 } | |
| 119 } | |
| 120 | |
| 121 if (module->create_srv_conf) { | |
| 122 ctx->srv_conf[mi] = module->create_srv_conf(cf); | |
| 123 if (ctx->srv_conf[mi] == NULL) { | |
| 124 return NGX_CONF_ERROR; | |
| 125 } | |
| 126 } | |
| 127 } | |
| 128 | |
| 129 | |
| 130 /* parse inside the imap{} block */ | |
| 131 | |
| 132 pcf = *cf; | |
| 133 cf->ctx = ctx; | |
| 134 | |
| 135 cf->module_type = NGX_IMAP_MODULE; | |
| 136 cf->cmd_type = NGX_IMAP_MAIN_CONF; | |
| 137 rv = ngx_conf_parse(cf, NULL); | |
| 138 | |
| 139 if (rv != NGX_CONF_OK) { | |
| 140 *cf = pcf; | |
| 141 return rv; | |
| 142 } | |
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143 |
| 521 | 144 |
| 145 /* init imap{} main_conf's, merge the server{}s' srv_conf's */ | |
| 146 | |
| 147 cmcf = ctx->main_conf[ngx_imap_core_module.ctx_index]; | |
| 148 cscfp = cmcf->servers.elts; | |
| 149 | |
| 150 for (m = 0; ngx_modules[m]; m++) { | |
| 151 if (ngx_modules[m]->type != NGX_IMAP_MODULE) { | |
| 152 continue; | |
| 153 } | |
| 154 | |
| 155 module = ngx_modules[m]->ctx; | |
| 156 mi = ngx_modules[m]->ctx_index; | |
| 157 | |
| 158 /* init imap{} main_conf's */ | |
| 159 | |
| 160 if (module->init_main_conf) { | |
| 161 rv = module->init_main_conf(cf, ctx->main_conf[mi]); | |
| 162 if (rv != NGX_CONF_OK) { | |
| 163 *cf = pcf; | |
| 164 return rv; | |
| 165 } | |
| 166 } | |
| 167 | |
| 168 for (s = 0; s < cmcf->servers.nelts; s++) { | |
| 169 | |
| 170 /* merge the server{}s' srv_conf's */ | |
| 171 | |
| 172 if (module->merge_srv_conf) { | |
| 173 rv = module->merge_srv_conf(cf, | |
| 174 ctx->srv_conf[mi], | |
| 175 cscfp[s]->ctx->srv_conf[mi]); | |
| 176 if (rv != NGX_CONF_OK) { | |
| 177 *cf = pcf; | |
| 178 return rv; | |
| 179 } | |
| 180 } | |
| 181 } | |
| 182 } | |
| 183 | |
| 184 /* imap{}'s cf->ctx was needed while the configuration merging */ | |
| 185 | |
| 186 *cf = pcf; | |
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187 |
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188 return NGX_CONF_OK; |
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189 } |