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290
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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660
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4 * Copyright (C) Nginx, Inc.
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290
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5 */
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6
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7
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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10 #include <ngx_event.h>
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11 #include <ngx_mail.h>
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12
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13
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14 static void *ngx_mail_core_create_main_conf(ngx_conf_t *cf);
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15 static void *ngx_mail_core_create_srv_conf(ngx_conf_t *cf);
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16 static char *ngx_mail_core_merge_srv_conf(ngx_conf_t *cf, void *parent,
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17 void *child);
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18 static char *ngx_mail_core_server(ngx_conf_t *cf, ngx_command_t *cmd,
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19 void *conf);
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20 static char *ngx_mail_core_listen(ngx_conf_t *cf, ngx_command_t *cmd,
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21 void *conf);
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336
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22 static char *ngx_mail_core_protocol(ngx_conf_t *cf, ngx_command_t *cmd,
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290
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23 void *conf);
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366
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24 static char *ngx_mail_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd,
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25 void *conf);
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290
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26
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27
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654
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28 static ngx_conf_deprecated_t ngx_conf_deprecated_so_keepalive = {
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666
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29 ngx_conf_deprecated, "so_keepalive",
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654
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30 "so_keepalive\" parameter of the \"listen"
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31 };
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32
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33
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290
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34 static ngx_command_t ngx_mail_core_commands[] = {
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35
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36 { ngx_string("server"),
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37 NGX_MAIL_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
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38 ngx_mail_core_server,
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39 0,
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40 0,
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41 NULL },
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42
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43 { ngx_string("listen"),
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44 NGX_MAIL_SRV_CONF|NGX_CONF_TAKE12,
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45 ngx_mail_core_listen,
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336
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46 NGX_MAIL_SRV_CONF_OFFSET,
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290
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47 0,
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48 NULL },
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49
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50 { ngx_string("protocol"),
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51 NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1,
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336
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52 ngx_mail_core_protocol,
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290
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53 NGX_MAIL_SRV_CONF_OFFSET,
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336
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54 0,
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290
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55 NULL },
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56
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57 { ngx_string("so_keepalive"),
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58 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG,
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59 ngx_conf_set_flag_slot,
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60 NGX_MAIL_SRV_CONF_OFFSET,
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61 offsetof(ngx_mail_core_srv_conf_t, so_keepalive),
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654
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62 &ngx_conf_deprecated_so_keepalive },
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290
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63
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64 { ngx_string("timeout"),
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65 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1,
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66 ngx_conf_set_msec_slot,
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67 NGX_MAIL_SRV_CONF_OFFSET,
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68 offsetof(ngx_mail_core_srv_conf_t, timeout),
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69 NULL },
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70
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71 { ngx_string("server_name"),
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72 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1,
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73 ngx_conf_set_str_slot,
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74 NGX_MAIL_SRV_CONF_OFFSET,
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75 offsetof(ngx_mail_core_srv_conf_t, server_name),
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76 NULL },
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77
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366
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78 { ngx_string("resolver"),
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646
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79 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE,
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366
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80 ngx_mail_core_resolver,
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81 NGX_MAIL_SRV_CONF_OFFSET,
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82 0,
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83 NULL },
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84
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85 { ngx_string("resolver_timeout"),
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86 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1,
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87 ngx_conf_set_msec_slot,
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88 NGX_MAIL_SRV_CONF_OFFSET,
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89 offsetof(ngx_mail_core_srv_conf_t, resolver_timeout),
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90 NULL },
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91
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290
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92 ngx_null_command
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93 };
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94
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95
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96 static ngx_mail_module_t ngx_mail_core_module_ctx = {
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336
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97 NULL, /* protocol */
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98
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290
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99 ngx_mail_core_create_main_conf, /* create main configuration */
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100 NULL, /* init main configuration */
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101
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102 ngx_mail_core_create_srv_conf, /* create server configuration */
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103 ngx_mail_core_merge_srv_conf /* merge server configuration */
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104 };
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105
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106
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107 ngx_module_t ngx_mail_core_module = {
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108 NGX_MODULE_V1,
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109 &ngx_mail_core_module_ctx, /* module context */
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110 ngx_mail_core_commands, /* module directives */
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111 NGX_MAIL_MODULE, /* module type */
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112 NULL, /* init master */
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113 NULL, /* init module */
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114 NULL, /* init process */
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115 NULL, /* init thread */
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116 NULL, /* exit thread */
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117 NULL, /* exit process */
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118 NULL, /* exit master */
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119 NGX_MODULE_V1_PADDING
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120 };
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121
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122
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123 static void *
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124 ngx_mail_core_create_main_conf(ngx_conf_t *cf)
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125 {
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126 ngx_mail_core_main_conf_t *cmcf;
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127
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128 cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_core_main_conf_t));
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129 if (cmcf == NULL) {
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496
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130 return NULL;
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290
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131 }
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132
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133 if (ngx_array_init(&cmcf->servers, cf->pool, 4,
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134 sizeof(ngx_mail_core_srv_conf_t *))
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135 != NGX_OK)
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136 {
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496
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137 return NULL;
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290
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138 }
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139
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140 if (ngx_array_init(&cmcf->listen, cf->pool, 4, sizeof(ngx_mail_listen_t))
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141 != NGX_OK)
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142 {
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496
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143 return NULL;
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290
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144 }
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145
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146 return cmcf;
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147 }
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148
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149
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150 static void *
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151 ngx_mail_core_create_srv_conf(ngx_conf_t *cf)
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152 {
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153 ngx_mail_core_srv_conf_t *cscf;
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154
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155 cscf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_core_srv_conf_t));
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156 if (cscf == NULL) {
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157 return NULL;
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158 }
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159
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336
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160 /*
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161 * set by ngx_pcalloc():
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162 *
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163 * cscf->protocol = NULL;
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164 */
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165
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290
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166 cscf->timeout = NGX_CONF_UNSET_MSEC;
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366
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167 cscf->resolver_timeout = NGX_CONF_UNSET_MSEC;
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290
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168 cscf->so_keepalive = NGX_CONF_UNSET;
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169
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366
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170 cscf->resolver = NGX_CONF_UNSET_PTR;
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171
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172 cscf->file_name = cf->conf_file->file.name.data;
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173 cscf->line = cf->conf_file->line;
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174
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290
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175 return cscf;
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176 }
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177
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178
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179 static char *
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180 ngx_mail_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
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181 {
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182 ngx_mail_core_srv_conf_t *prev = parent;
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183 ngx_mail_core_srv_conf_t *conf = child;
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184
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185 ngx_conf_merge_msec_value(conf->timeout, prev->timeout, 60000);
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366
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186 ngx_conf_merge_msec_value(conf->resolver_timeout, prev->resolver_timeout,
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187 30000);
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290
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188
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336
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189 ngx_conf_merge_value(conf->so_keepalive, prev->so_keepalive, 0);
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290
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190
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191
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192 ngx_conf_merge_str_value(conf->server_name, prev->server_name, "");
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193
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194 if (conf->server_name.len == 0) {
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376
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195 conf->server_name = cf->cycle->hostname;
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290
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196 }
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197
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336
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198 if (conf->protocol == NULL) {
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199 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
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200 "unknown mail protocol for server in %s:%ui",
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201 conf->file_name, conf->line);
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290
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202 return NGX_CONF_ERROR;
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203 }
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204
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366
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205 ngx_conf_merge_ptr_value(conf->resolver, prev->resolver, NULL);
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206
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290
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207 return NGX_CONF_OK;
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208 }
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209
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210
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211 static char *
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212 ngx_mail_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
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213 {
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214 char *rv;
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215 void *mconf;
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216 ngx_uint_t m;
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217 ngx_conf_t pcf;
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218 ngx_mail_module_t *module;
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219 ngx_mail_conf_ctx_t *ctx, *mail_ctx;
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220 ngx_mail_core_srv_conf_t *cscf, **cscfp;
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221 ngx_mail_core_main_conf_t *cmcf;
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222
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223 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_mail_conf_ctx_t));
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224 if (ctx == NULL) {
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225 return NGX_CONF_ERROR;
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226 }
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227
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228 mail_ctx = cf->ctx;
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229 ctx->main_conf = mail_ctx->main_conf;
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230
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231 /* the server{}'s srv_conf */
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232
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233 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_mail_max_module);
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234 if (ctx->srv_conf == NULL) {
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235 return NGX_CONF_ERROR;
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236 }
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237
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238 for (m = 0; ngx_modules[m]; m++) {
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239 if (ngx_modules[m]->type != NGX_MAIL_MODULE) {
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240 continue;
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241 }
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242
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243 module = ngx_modules[m]->ctx;
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244
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245 if (module->create_srv_conf) {
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246 mconf = module->create_srv_conf(cf);
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247 if (mconf == NULL) {
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248 return NGX_CONF_ERROR;
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249 }
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250
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251 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf;
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252 }
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253 }
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254
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255 /* the server configuration context */
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256
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257 cscf = ctx->srv_conf[ngx_mail_core_module.ctx_index];
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258 cscf->ctx = ctx;
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259
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260 cmcf = ctx->main_conf[ngx_mail_core_module.ctx_index];
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261
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262 cscfp = ngx_array_push(&cmcf->servers);
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263 if (cscfp == NULL) {
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264 return NGX_CONF_ERROR;
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265 }
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266
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267 *cscfp = cscf;
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268
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269
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270 /* parse inside server{} */
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271
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272 pcf = *cf;
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273 cf->ctx = ctx;
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274 cf->cmd_type = NGX_MAIL_SRV_CONF;
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275
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276 rv = ngx_conf_parse(cf, NULL);
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277
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278 *cf = pcf;
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279
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280 return rv;
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281 }
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282
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283
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284 static char *
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285 ngx_mail_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
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286 {
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336
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287 ngx_mail_core_srv_conf_t *cscf = conf;
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288
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492
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289 size_t len, off;
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290 in_port_t port;
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290
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291 ngx_str_t *value;
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292 ngx_url_t u;
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336
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293 ngx_uint_t i, m;
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492
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294 struct sockaddr *sa;
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486
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295 ngx_mail_listen_t *ls;
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336
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296 ngx_mail_module_t *module;
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492
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297 struct sockaddr_in *sin;
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290
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298 ngx_mail_core_main_conf_t *cmcf;
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492
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299 #if (NGX_HAVE_INET6)
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300 struct sockaddr_in6 *sin6;
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301 #endif
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290
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302
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303 value = cf->args->elts;
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304
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305 ngx_memzero(&u, sizeof(ngx_url_t));
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306
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307 u.url = value[1];
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308 u.listen = 1;
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309
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340
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310 if (ngx_parse_url(cf->pool, &u) != NGX_OK) {
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290
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311 if (u.err) {
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312 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
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313 "%s in \"%V\" of the \"listen\" directive",
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314 u.err, &u.url);
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315 }
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316
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317 return NGX_CONF_ERROR;
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318 }
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319
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320 cmcf = ngx_mail_conf_get_module_main_conf(cf, ngx_mail_core_module);
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321
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486
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322 ls = cmcf->listen.elts;
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290
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323
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324 for (i = 0; i < cmcf->listen.nelts; i++) {
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325
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492
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326 sa = (struct sockaddr *) ls[i].sockaddr;
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327
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328 if (sa->sa_family != u.family) {
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329 continue;
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330 }
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331
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332 switch (sa->sa_family) {
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333
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334 #if (NGX_HAVE_INET6)
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335 case AF_INET6:
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336 off = offsetof(struct sockaddr_in6, sin6_addr);
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337 len = 16;
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338 sin6 = (struct sockaddr_in6 *) sa;
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339 port = sin6->sin6_port;
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340 break;
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341 #endif
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342
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343 default: /* AF_INET */
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344 off = offsetof(struct sockaddr_in, sin_addr);
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345 len = 4;
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346 sin = (struct sockaddr_in *) sa;
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347 port = sin->sin_port;
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348 break;
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349 }
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350
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351 if (ngx_memcmp(ls[i].sockaddr + off, u.sockaddr + off, len) != 0) {
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352 continue;
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353 }
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354
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355 if (port != u.port) {
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290
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356 continue;
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357 }
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358
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359 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
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360 "duplicate \"%V\" address and port pair", &u.url);
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361 return NGX_CONF_ERROR;
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362 }
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363
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486
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364 ls = ngx_array_push(&cmcf->listen);
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365 if (ls == NULL) {
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290
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366 return NGX_CONF_ERROR;
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367 }
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368
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486
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369 ngx_memzero(ls, sizeof(ngx_mail_listen_t));
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290
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370
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492
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371 ngx_memcpy(ls->sockaddr, u.sockaddr, u.socklen);
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372
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373 ls->socklen = u.socklen;
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374 ls->wildcard = u.wildcard;
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486
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375 ls->ctx = cf->ctx;
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290
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376
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682
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377 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY)
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378 ls->ipv6only = 1;
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379 #endif
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380
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336
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381 for (m = 0; ngx_modules[m]; m++) {
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382 if (ngx_modules[m]->type != NGX_MAIL_MODULE) {
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383 continue;
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384 }
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385
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386 module = ngx_modules[m]->ctx;
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387
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388 if (module->protocol == NULL) {
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389 continue;
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390 }
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391
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392 for (i = 0; module->protocol->port[i]; i++) {
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393 if (module->protocol->port[i] == u.port) {
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394 cscf->protocol = module->protocol;
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395 break;
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|
396 }
|
|
|
397 }
|
|
|
398 }
|
|
|
399
|
|
404
|
400 for (i = 2; i < cf->args->nelts; i++) {
|
|
|
401
|
|
|
402 if (ngx_strcmp(value[i].data, "bind") == 0) {
|
|
486
|
403 ls->bind = 1;
|
|
404
|
404 continue;
|
|
|
405 }
|
|
|
406
|
|
492
|
407 if (ngx_strncmp(value[i].data, "ipv6only=o", 10) == 0) {
|
|
|
408 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY)
|
|
|
409 struct sockaddr *sa;
|
|
|
410 u_char buf[NGX_SOCKADDR_STRLEN];
|
|
|
411
|
|
|
412 sa = (struct sockaddr *) ls->sockaddr;
|
|
|
413
|
|
|
414 if (sa->sa_family == AF_INET6) {
|
|
|
415
|
|
|
416 if (ngx_strcmp(&value[i].data[10], "n") == 0) {
|
|
|
417 ls->ipv6only = 1;
|
|
|
418
|
|
|
419 } else if (ngx_strcmp(&value[i].data[10], "ff") == 0) {
|
|
682
|
420 ls->ipv6only = 0;
|
|
492
|
421
|
|
|
422 } else {
|
|
|
423 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
424 "invalid ipv6only flags \"%s\"",
|
|
|
425 &value[i].data[9]);
|
|
|
426 return NGX_CONF_ERROR;
|
|
|
427 }
|
|
|
428
|
|
|
429 ls->bind = 1;
|
|
|
430
|
|
|
431 } else {
|
|
|
432 len = ngx_sock_ntop(sa, buf, NGX_SOCKADDR_STRLEN, 1);
|
|
|
433
|
|
|
434 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
435 "ipv6only is not supported "
|
|
|
436 "on addr \"%*s\", ignored", len, buf);
|
|
|
437 }
|
|
|
438
|
|
|
439 continue;
|
|
|
440 #else
|
|
|
441 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
442 "bind ipv6only is not supported "
|
|
|
443 "on this platform");
|
|
|
444 return NGX_CONF_ERROR;
|
|
|
445 #endif
|
|
|
446 }
|
|
|
447
|
|
404
|
448 if (ngx_strcmp(value[i].data, "ssl") == 0) {
|
|
|
449 #if (NGX_MAIL_SSL)
|
|
486
|
450 ls->ssl = 1;
|
|
404
|
451 continue;
|
|
|
452 #else
|
|
|
453 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
454 "the \"ssl\" parameter requires "
|
|
|
455 "ngx_mail_ssl_module");
|
|
|
456 return NGX_CONF_ERROR;
|
|
|
457 #endif
|
|
|
458 }
|
|
|
459
|
|
654
|
460 if (ngx_strncmp(value[i].data, "so_keepalive=", 13) == 0) {
|
|
|
461
|
|
|
462 if (ngx_strcmp(&value[i].data[13], "on") == 0) {
|
|
|
463 ls->so_keepalive = 1;
|
|
|
464
|
|
|
465 } else if (ngx_strcmp(&value[i].data[13], "off") == 0) {
|
|
|
466 ls->so_keepalive = 2;
|
|
|
467
|
|
|
468 } else {
|
|
|
469
|
|
|
470 #if (NGX_HAVE_KEEPALIVE_TUNABLE)
|
|
|
471 u_char *p, *end;
|
|
|
472 ngx_str_t s;
|
|
|
473
|
|
|
474 end = value[i].data + value[i].len;
|
|
|
475 s.data = value[i].data + 13;
|
|
|
476
|
|
|
477 p = ngx_strlchr(s.data, end, ':');
|
|
|
478 if (p == NULL) {
|
|
|
479 p = end;
|
|
|
480 }
|
|
|
481
|
|
|
482 if (p > s.data) {
|
|
|
483 s.len = p - s.data;
|
|
|
484
|
|
|
485 ls->tcp_keepidle = ngx_parse_time(&s, 1);
|
|
662
|
486 if (ls->tcp_keepidle == (time_t) NGX_ERROR) {
|
|
654
|
487 goto invalid_so_keepalive;
|
|
|
488 }
|
|
|
489 }
|
|
|
490
|
|
|
491 s.data = (p < end) ? (p + 1) : end;
|
|
|
492
|
|
|
493 p = ngx_strlchr(s.data, end, ':');
|
|
|
494 if (p == NULL) {
|
|
|
495 p = end;
|
|
|
496 }
|
|
|
497
|
|
|
498 if (p > s.data) {
|
|
|
499 s.len = p - s.data;
|
|
|
500
|
|
|
501 ls->tcp_keepintvl = ngx_parse_time(&s, 1);
|
|
662
|
502 if (ls->tcp_keepintvl == (time_t) NGX_ERROR) {
|
|
654
|
503 goto invalid_so_keepalive;
|
|
|
504 }
|
|
|
505 }
|
|
|
506
|
|
|
507 s.data = (p < end) ? (p + 1) : end;
|
|
|
508
|
|
|
509 if (s.data < end) {
|
|
|
510 s.len = end - s.data;
|
|
|
511
|
|
|
512 ls->tcp_keepcnt = ngx_atoi(s.data, s.len);
|
|
|
513 if (ls->tcp_keepcnt == NGX_ERROR) {
|
|
|
514 goto invalid_so_keepalive;
|
|
|
515 }
|
|
|
516 }
|
|
|
517
|
|
|
518 if (ls->tcp_keepidle == 0 && ls->tcp_keepintvl == 0
|
|
|
519 && ls->tcp_keepcnt == 0)
|
|
|
520 {
|
|
|
521 goto invalid_so_keepalive;
|
|
|
522 }
|
|
|
523
|
|
|
524 ls->so_keepalive = 1;
|
|
|
525
|
|
|
526 #else
|
|
|
527
|
|
|
528 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
529 "the \"so_keepalive\" parameter accepts "
|
|
|
530 "only \"on\" or \"off\" on this platform");
|
|
|
531 return NGX_CONF_ERROR;
|
|
|
532
|
|
|
533 #endif
|
|
|
534 }
|
|
|
535
|
|
|
536 ls->bind = 1;
|
|
|
537
|
|
|
538 continue;
|
|
|
539
|
|
|
540 #if (NGX_HAVE_KEEPALIVE_TUNABLE)
|
|
|
541 invalid_so_keepalive:
|
|
|
542
|
|
|
543 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
544 "invalid so_keepalive value: \"%s\"",
|
|
|
545 &value[i].data[13]);
|
|
|
546 return NGX_CONF_ERROR;
|
|
|
547 #endif
|
|
|
548 }
|
|
|
549
|
|
404
|
550 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
551 "the invalid \"%V\" parameter", &value[i]);
|
|
|
552 return NGX_CONF_ERROR;
|
|
290
|
553 }
|
|
|
554
|
|
404
|
555 return NGX_CONF_OK;
|
|
290
|
556 }
|
|
|
557
|
|
|
558
|
|
|
559 static char *
|
|
336
|
560 ngx_mail_core_protocol(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
561 {
|
|
|
562 ngx_mail_core_srv_conf_t *cscf = conf;
|
|
|
563
|
|
|
564 ngx_str_t *value;
|
|
|
565 ngx_uint_t m;
|
|
|
566 ngx_mail_module_t *module;
|
|
|
567
|
|
|
568 value = cf->args->elts;
|
|
|
569
|
|
|
570 for (m = 0; ngx_modules[m]; m++) {
|
|
|
571 if (ngx_modules[m]->type != NGX_MAIL_MODULE) {
|
|
|
572 continue;
|
|
|
573 }
|
|
|
574
|
|
|
575 module = ngx_modules[m]->ctx;
|
|
|
576
|
|
|
577 if (module->protocol
|
|
|
578 && ngx_strcmp(module->protocol->name.data, value[1].data) == 0)
|
|
|
579 {
|
|
|
580 cscf->protocol = module->protocol;
|
|
|
581
|
|
|
582 return NGX_CONF_OK;
|
|
|
583 }
|
|
|
584 }
|
|
|
585
|
|
|
586 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
587 "unknown protocol \"%V\"", &value[1]);
|
|
|
588 return NGX_CONF_ERROR;
|
|
|
589 }
|
|
|
590
|
|
|
591
|
|
366
|
592 static char *
|
|
|
593 ngx_mail_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
594 {
|
|
|
595 ngx_mail_core_srv_conf_t *cscf = conf;
|
|
|
596
|
|
|
597 ngx_str_t *value;
|
|
|
598
|
|
|
599 value = cf->args->elts;
|
|
|
600
|
|
|
601 if (cscf->resolver != NGX_CONF_UNSET_PTR) {
|
|
|
602 return "is duplicate";
|
|
|
603 }
|
|
|
604
|
|
|
605 if (ngx_strcmp(value[1].data, "off") == 0) {
|
|
|
606 cscf->resolver = NULL;
|
|
|
607 return NGX_CONF_OK;
|
|
|
608 }
|
|
|
609
|
|
646
|
610 cscf->resolver = ngx_resolver_create(cf, &value[1], cf->args->nelts - 1);
|
|
|
611 if (cscf->resolver == NULL) {
|
|
366
|
612 return NGX_CONF_ERROR;
|
|
|
613 }
|
|
|
614
|
|
|
615 return NGX_CONF_OK;
|
|
|
616 }
|
|
|
617
|
|
|
618
|
|
336
|
619 char *
|
|
|
620 ngx_mail_capabilities(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
290
|
621 {
|
|
|
622 char *p = conf;
|
|
|
623
|
|
|
624 ngx_str_t *c, *value;
|
|
|
625 ngx_uint_t i;
|
|
|
626 ngx_array_t *a;
|
|
|
627
|
|
|
628 a = (ngx_array_t *) (p + cmd->offset);
|
|
|
629
|
|
|
630 value = cf->args->elts;
|
|
|
631
|
|
|
632 for (i = 1; i < cf->args->nelts; i++) {
|
|
|
633 c = ngx_array_push(a);
|
|
|
634 if (c == NULL) {
|
|
|
635 return NGX_CONF_ERROR;
|
|
|
636 }
|
|
|
637
|
|
|
638 *c = value[i];
|
|
|
639 }
|
|
|
640
|
|
|
641 return NGX_CONF_OK;
|
|
|
642 }
|
