290
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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_mail.h>
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11
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12
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13 static void *ngx_mail_core_create_main_conf(ngx_conf_t *cf);
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14 static void *ngx_mail_core_create_srv_conf(ngx_conf_t *cf);
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15 static char *ngx_mail_core_merge_srv_conf(ngx_conf_t *cf, void *parent,
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16 void *child);
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17 static char *ngx_mail_core_server(ngx_conf_t *cf, ngx_command_t *cmd,
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18 void *conf);
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19 static char *ngx_mail_core_listen(ngx_conf_t *cf, ngx_command_t *cmd,
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20 void *conf);
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21 static char *ngx_mail_core_capability(ngx_conf_t *cf, ngx_command_t *cmd,
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22 void *conf);
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23
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24
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25 static ngx_conf_enum_t ngx_mail_core_procotol[] = {
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26 { ngx_string("pop3"), NGX_MAIL_POP3_PROTOCOL },
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27 { ngx_string("imap"), NGX_MAIL_IMAP_PROTOCOL },
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28 { ngx_string("smtp"), NGX_MAIL_SMTP_PROTOCOL },
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29 { ngx_null_string, 0 }
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30 };
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31
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32
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33 static ngx_str_t ngx_pop3_default_capabilities[] = {
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34 ngx_string("TOP"),
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35 ngx_string("USER"),
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36 ngx_string("UIDL"),
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37 ngx_null_string
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38 };
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39
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40
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41 static ngx_str_t ngx_imap_default_capabilities[] = {
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42 ngx_string("IMAP4"),
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43 ngx_string("IMAP4rev1"),
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44 ngx_string("UIDPLUS"),
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45 ngx_null_string
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46 };
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47
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48
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49 static ngx_conf_bitmask_t ngx_pop3_auth_methods[] = {
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50 { ngx_string("plain"), NGX_MAIL_AUTH_PLAIN_ENABLED },
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51 { ngx_string("apop"), NGX_MAIL_AUTH_APOP_ENABLED },
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52 { ngx_string("cram-md5"), NGX_MAIL_AUTH_CRAM_MD5_ENABLED },
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53 { ngx_null_string, 0 }
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54 };
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55
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56
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57 static ngx_conf_bitmask_t ngx_smtp_auth_methods[] = {
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58 { ngx_string("plain"), NGX_MAIL_AUTH_PLAIN_ENABLED },
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59 { ngx_string("login"), NGX_MAIL_AUTH_LOGIN_ENABLED },
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60 { ngx_string("cram-md5"), NGX_MAIL_AUTH_CRAM_MD5_ENABLED },
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61 { ngx_null_string, 0 }
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62 };
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63
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64
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65 static ngx_str_t ngx_smtp_auth_methods_names[] = {
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66 ngx_string("PLAIN"),
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67 ngx_string("LOGIN"),
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68 ngx_null_string, /* APOP */
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69 ngx_string("CRAM-MD5")
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70 };
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71
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72
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73 static ngx_str_t ngx_pop3_auth_plain_capability =
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74 ngx_string("+OK methods supported:" CRLF
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75 "LOGIN" CRLF
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76 "PLAIN" CRLF
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77 "." CRLF);
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78
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79
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80 static ngx_str_t ngx_pop3_auth_cram_md5_capability =
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81 ngx_string("+OK methods supported:" CRLF
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82 "LOGIN" CRLF
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83 "PLAIN" CRLF
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84 "CRAM-MD5" CRLF
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85 "." CRLF);
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86
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87
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88
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89 static ngx_command_t ngx_mail_core_commands[] = {
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90
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91 { ngx_string("server"),
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92 NGX_MAIL_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
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93 ngx_mail_core_server,
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94 0,
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95 0,
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96 NULL },
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97
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98 { ngx_string("listen"),
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99 NGX_MAIL_SRV_CONF|NGX_CONF_TAKE12,
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100 ngx_mail_core_listen,
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101 0,
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102 0,
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103 NULL },
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104
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105 { ngx_string("protocol"),
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106 NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1,
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107 ngx_conf_set_enum_slot,
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108 NGX_MAIL_SRV_CONF_OFFSET,
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109 offsetof(ngx_mail_core_srv_conf_t, protocol),
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110 &ngx_mail_core_procotol },
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111
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112 { ngx_string("imap_client_buffer"),
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113 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1,
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114 ngx_conf_set_size_slot,
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115 NGX_MAIL_SRV_CONF_OFFSET,
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116 offsetof(ngx_mail_core_srv_conf_t, imap_client_buffer_size),
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117 NULL },
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118
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119 { ngx_string("so_keepalive"),
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120 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG,
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121 ngx_conf_set_flag_slot,
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122 NGX_MAIL_SRV_CONF_OFFSET,
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123 offsetof(ngx_mail_core_srv_conf_t, so_keepalive),
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124 NULL },
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125
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126 { ngx_string("timeout"),
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127 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1,
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128 ngx_conf_set_msec_slot,
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129 NGX_MAIL_SRV_CONF_OFFSET,
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130 offsetof(ngx_mail_core_srv_conf_t, timeout),
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131 NULL },
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132
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133 { ngx_string("pop3_capabilities"),
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134 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE,
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135 ngx_mail_core_capability,
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136 NGX_MAIL_SRV_CONF_OFFSET,
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137 offsetof(ngx_mail_core_srv_conf_t, pop3_capabilities),
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138 NULL },
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139
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140 { ngx_string("imap_capabilities"),
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141 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE,
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142 ngx_mail_core_capability,
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143 NGX_MAIL_SRV_CONF_OFFSET,
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144 offsetof(ngx_mail_core_srv_conf_t, imap_capabilities),
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145 NULL },
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146
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147 { ngx_string("smtp_capabilities"),
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148 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE,
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149 ngx_mail_core_capability,
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150 NGX_MAIL_SRV_CONF_OFFSET,
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151 offsetof(ngx_mail_core_srv_conf_t, smtp_capabilities),
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152 NULL },
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153
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154 { ngx_string("server_name"),
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155 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1,
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156 ngx_conf_set_str_slot,
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157 NGX_MAIL_SRV_CONF_OFFSET,
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158 offsetof(ngx_mail_core_srv_conf_t, server_name),
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159 NULL },
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160
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161 { ngx_string("auth"),
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162 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE,
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163 ngx_conf_set_bitmask_slot,
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164 NGX_MAIL_SRV_CONF_OFFSET,
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165 offsetof(ngx_mail_core_srv_conf_t, pop3_auth_methods),
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166 &ngx_pop3_auth_methods },
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167
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168 { ngx_string("pop3_auth"),
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169 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE,
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170 ngx_conf_set_bitmask_slot,
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171 NGX_MAIL_SRV_CONF_OFFSET,
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172 offsetof(ngx_mail_core_srv_conf_t, pop3_auth_methods),
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173 &ngx_pop3_auth_methods },
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174
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175 { ngx_string("smtp_auth"),
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176 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_1MORE,
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177 ngx_conf_set_bitmask_slot,
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178 NGX_MAIL_SRV_CONF_OFFSET,
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179 offsetof(ngx_mail_core_srv_conf_t, smtp_auth_methods),
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180 &ngx_smtp_auth_methods },
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181
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182 ngx_null_command
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183 };
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184
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185
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186 static ngx_mail_module_t ngx_mail_core_module_ctx = {
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187 ngx_mail_core_create_main_conf, /* create main configuration */
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188 NULL, /* init main configuration */
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189
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190 ngx_mail_core_create_srv_conf, /* create server configuration */
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191 ngx_mail_core_merge_srv_conf /* merge server configuration */
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192 };
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193
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194
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195 ngx_module_t ngx_mail_core_module = {
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196 NGX_MODULE_V1,
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197 &ngx_mail_core_module_ctx, /* module context */
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198 ngx_mail_core_commands, /* module directives */
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199 NGX_MAIL_MODULE, /* module type */
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200 NULL, /* init master */
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201 NULL, /* init module */
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202 NULL, /* init process */
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203 NULL, /* init thread */
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204 NULL, /* exit thread */
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205 NULL, /* exit process */
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206 NULL, /* exit master */
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207 NGX_MODULE_V1_PADDING
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208 };
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209
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210
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211 static void *
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212 ngx_mail_core_create_main_conf(ngx_conf_t *cf)
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213 {
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214 ngx_mail_core_main_conf_t *cmcf;
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215
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216 cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_core_main_conf_t));
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217 if (cmcf == NULL) {
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218 return NGX_CONF_ERROR;
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219 }
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220
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221 if (ngx_array_init(&cmcf->servers, cf->pool, 4,
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222 sizeof(ngx_mail_core_srv_conf_t *))
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223 != NGX_OK)
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224 {
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225 return NGX_CONF_ERROR;
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226 }
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227
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228 if (ngx_array_init(&cmcf->listen, cf->pool, 4, sizeof(ngx_mail_listen_t))
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229 != NGX_OK)
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230 {
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231 return NGX_CONF_ERROR;
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232 }
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233
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234 return cmcf;
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235 }
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236
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237
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238 static void *
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239 ngx_mail_core_create_srv_conf(ngx_conf_t *cf)
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240 {
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241 ngx_mail_core_srv_conf_t *cscf;
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242
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243 cscf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_core_srv_conf_t));
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244 if (cscf == NULL) {
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245 return NULL;
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246 }
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247
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248 cscf->imap_client_buffer_size = NGX_CONF_UNSET_SIZE;
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249 cscf->protocol = NGX_CONF_UNSET_UINT;
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250 cscf->timeout = NGX_CONF_UNSET_MSEC;
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251 cscf->so_keepalive = NGX_CONF_UNSET;
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252
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253 if (ngx_array_init(&cscf->pop3_capabilities, cf->pool, 4, sizeof(ngx_str_t))
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254 != NGX_OK)
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255 {
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256 return NULL;
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257 }
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258
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259 if (ngx_array_init(&cscf->imap_capabilities, cf->pool, 4, sizeof(ngx_str_t))
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260 != NGX_OK)
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261 {
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262 return NULL;
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263 }
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264
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265 if (ngx_array_init(&cscf->smtp_capabilities, cf->pool, 4, sizeof(ngx_str_t))
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266 != NGX_OK)
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267 {
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268 return NULL;
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269 }
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270
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271 return cscf;
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272 }
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273
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274
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275 static char *
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276 ngx_mail_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
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277 {
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278 ngx_mail_core_srv_conf_t *prev = parent;
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279 ngx_mail_core_srv_conf_t *conf = child;
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280
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281 u_char *p;
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282 size_t size, stls_only_size;
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283 ngx_str_t *c, *d;
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284 ngx_uint_t i, m;
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285
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286 ngx_conf_merge_size_value(conf->imap_client_buffer_size,
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287 prev->imap_client_buffer_size,
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288 (size_t) ngx_pagesize);
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289 ngx_conf_merge_msec_value(conf->timeout, prev->timeout, 60000);
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290 ngx_conf_merge_uint_value(conf->protocol, prev->protocol,
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291 NGX_MAIL_IMAP_PROTOCOL);
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292 ngx_conf_merge_value(conf->so_keepalive, prev->so_keepalive, 0);
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293
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294
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295 ngx_conf_merge_bitmask_value(conf->pop3_auth_methods,
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296 prev->pop3_auth_methods,
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297 (NGX_CONF_BITMASK_SET
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298 |NGX_MAIL_AUTH_PLAIN_ENABLED));
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299
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300 ngx_conf_merge_bitmask_value(conf->smtp_auth_methods,
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301 prev->smtp_auth_methods,
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302 (NGX_CONF_BITMASK_SET
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303 |NGX_MAIL_AUTH_PLAIN_ENABLED
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304 |NGX_MAIL_AUTH_LOGIN_ENABLED));
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305
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306
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307 ngx_conf_merge_str_value(conf->server_name, prev->server_name, "");
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308
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309 if (conf->server_name.len == 0) {
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310 conf->server_name.data = ngx_palloc(cf->pool, NGX_MAXHOSTNAMELEN);
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311 if (conf->server_name.data == NULL) {
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312 return NGX_CONF_ERROR;
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313 }
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314
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315 if (gethostname((char *) conf->server_name.data, NGX_MAXHOSTNAMELEN)
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316 == -1)
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317 {
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318 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
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319 "gethostname() failed");
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320 return NGX_CONF_ERROR;
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321 }
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322
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323 conf->server_name.len = ngx_strlen(conf->server_name.data);
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324 }
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325
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326
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327 if (conf->pop3_capabilities.nelts == 0) {
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328 conf->pop3_capabilities = prev->pop3_capabilities;
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329 }
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330
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331 if (conf->pop3_capabilities.nelts == 0) {
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332
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333 for (d = ngx_pop3_default_capabilities; d->len; d++) {
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334 c = ngx_array_push(&conf->pop3_capabilities);
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335 if (c == NULL) {
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336 return NGX_CONF_ERROR;
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337 }
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338
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339 *c = *d;
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340 }
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341 }
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342
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343 size = sizeof("+OK Capability list follows" CRLF) - 1
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344 + sizeof("." CRLF) - 1;
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345
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346 stls_only_size = size + sizeof("STLS" CRLF) - 1;
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347
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348 c = conf->pop3_capabilities.elts;
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349 for (i = 0; i < conf->pop3_capabilities.nelts; i++) {
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350 size += c[i].len + sizeof(CRLF) - 1;
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351
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352 if (ngx_strcasecmp(c[i].data, (u_char *) "USER") == 0) {
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353 continue;
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354 }
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355
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356 stls_only_size += c[i].len + sizeof(CRLF) - 1;
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357 }
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358
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359 if (conf->pop3_auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED) {
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360 size += sizeof("SASL LOGIN PLAIN CRAM-MD5" CRLF) - 1;
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361
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362 } else {
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363 size += sizeof("SASL LOGIN PLAIN" CRLF) - 1;
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364 }
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365
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366 p = ngx_palloc(cf->pool, size);
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367 if (p == NULL) {
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368 return NGX_CONF_ERROR;
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369 }
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370
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371 conf->pop3_capability.len = size;
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372 conf->pop3_capability.data = p;
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373
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374 p = ngx_cpymem(p, "+OK Capability list follows" CRLF,
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375 sizeof("+OK Capability list follows" CRLF) - 1);
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376
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377 for (i = 0; i < conf->pop3_capabilities.nelts; i++) {
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378 p = ngx_cpymem(p, c[i].data, c[i].len);
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379 *p++ = CR; *p++ = LF;
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380 }
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381
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382 if (conf->pop3_auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED) {
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383 p = ngx_cpymem(p, "SASL LOGIN PLAIN CRAM-MD5" CRLF,
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384 sizeof("SASL LOGIN PLAIN CRAM-MD5" CRLF) - 1);
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385
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386 } else {
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387 p = ngx_cpymem(p, "SASL LOGIN PLAIN" CRLF,
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388 sizeof("SASL LOGIN PLAIN" CRLF) - 1);
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389 }
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390
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391 *p++ = '.'; *p++ = CR; *p = LF;
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392
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393
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394 size += sizeof("STLS" CRLF) - 1;
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395
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396 p = ngx_palloc(cf->pool, size);
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397 if (p == NULL) {
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398 return NGX_CONF_ERROR;
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399 }
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400
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401 conf->pop3_starttls_capability.len = size;
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402 conf->pop3_starttls_capability.data = p;
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403
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404 p = ngx_cpymem(p, conf->pop3_capability.data,
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405 conf->pop3_capability.len - (sizeof("." CRLF) - 1));
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406
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407 p = ngx_cpymem(p, "STLS" CRLF, sizeof("STLS" CRLF) - 1);
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408 *p++ = '.'; *p++ = CR; *p = LF;
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409
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410
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411 if (conf->pop3_auth_methods & NGX_MAIL_AUTH_CRAM_MD5_ENABLED) {
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412 conf->pop3_auth_capability = ngx_pop3_auth_cram_md5_capability;
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413
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414 } else {
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415 conf->pop3_auth_capability = ngx_pop3_auth_plain_capability;
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416 }
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417
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418
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419 p = ngx_palloc(cf->pool, stls_only_size);
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420 if (p == NULL) {
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421 return NGX_CONF_ERROR;
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422 }
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423
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424 conf->pop3_starttls_only_capability.len = stls_only_size;
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425 conf->pop3_starttls_only_capability.data = p;
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426
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427 p = ngx_cpymem(p, "+OK Capability list follows" CRLF,
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428 sizeof("+OK Capability list follows" CRLF) - 1);
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429
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430 for (i = 0; i < conf->pop3_capabilities.nelts; i++) {
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431 if (ngx_strcasecmp(c[i].data, (u_char *) "USER") == 0) {
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432 continue;
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433 }
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434
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435 p = ngx_cpymem(p, c[i].data, c[i].len);
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436 *p++ = CR; *p++ = LF;
|
|
437 }
|
|
438
|
|
439 p = ngx_cpymem(p, "STLS" CRLF, sizeof("STLS" CRLF) - 1);
|
|
440 *p++ = '.'; *p++ = CR; *p = LF;
|
|
441
|
|
442
|
|
443 if (conf->imap_capabilities.nelts == 0) {
|
|
444 conf->imap_capabilities = prev->imap_capabilities;
|
|
445 }
|
|
446
|
|
447 if (conf->imap_capabilities.nelts == 0) {
|
|
448
|
|
449 for (d = ngx_imap_default_capabilities; d->len; d++) {
|
|
450 c = ngx_array_push(&conf->imap_capabilities);
|
|
451 if (c == NULL) {
|
|
452 return NGX_CONF_ERROR;
|
|
453 }
|
|
454
|
|
455 *c = *d;
|
|
456 }
|
|
457 }
|
|
458
|
|
459 size = sizeof("* CAPABILITY" CRLF) - 1;
|
|
460
|
|
461 c = conf->imap_capabilities.elts;
|
|
462 for (i = 0; i < conf->imap_capabilities.nelts; i++) {
|
|
463 size += 1 + c[i].len;
|
|
464 }
|
|
465
|
|
466 p = ngx_palloc(cf->pool, size);
|
|
467 if (p == NULL) {
|
|
468 return NGX_CONF_ERROR;
|
|
469 }
|
|
470
|
|
471 conf->imap_capability.len = size;
|
|
472 conf->imap_capability.data = p;
|
|
473
|
|
474 p = ngx_cpymem(p, "* CAPABILITY", sizeof("* CAPABILITY") - 1);
|
|
475
|
|
476 for (i = 0; i < conf->imap_capabilities.nelts; i++) {
|
|
477 *p++ = ' ';
|
|
478 p = ngx_cpymem(p, c[i].data, c[i].len);
|
|
479 }
|
|
480
|
|
481 *p++ = CR; *p = LF;
|
|
482
|
|
483
|
|
484 size += sizeof(" STARTTLS") - 1;
|
|
485
|
|
486 p = ngx_palloc(cf->pool, size);
|
|
487 if (p == NULL) {
|
|
488 return NGX_CONF_ERROR;
|
|
489 }
|
|
490
|
|
491 conf->imap_starttls_capability.len = size;
|
|
492 conf->imap_starttls_capability.data = p;
|
|
493
|
|
494 p = ngx_cpymem(p, conf->imap_capability.data,
|
|
495 conf->imap_capability.len - (sizeof(CRLF) - 1));
|
|
496 p = ngx_cpymem(p, " STARTTLS", sizeof(" STARTTLS") - 1);
|
|
497 *p++ = CR; *p = LF;
|
|
498
|
|
499
|
|
500 size += sizeof(" LOGINDISABLED") - 1;
|
|
501
|
|
502 p = ngx_palloc(cf->pool, size);
|
|
503 if (p == NULL) {
|
|
504 return NGX_CONF_ERROR;
|
|
505 }
|
|
506
|
|
507 conf->imap_starttls_only_capability.len = size;
|
|
508 conf->imap_starttls_only_capability.data = p;
|
|
509
|
|
510 p = ngx_cpymem(p, conf->imap_starttls_capability.data,
|
|
511 conf->imap_starttls_capability.len - (sizeof(CRLF) - 1));
|
|
512 p = ngx_cpymem(p, " LOGINDISABLED", sizeof(" LOGINDISABLED") - 1);
|
|
513 *p++ = CR; *p = LF;
|
|
514
|
|
515
|
|
516 size = sizeof("220 ESMTP ready" CRLF) - 1 + conf->server_name.len;
|
|
517
|
|
518 p = ngx_palloc(cf->pool, size);
|
|
519 if (p == NULL) {
|
|
520 return NGX_CONF_ERROR;
|
|
521 }
|
|
522
|
|
523 conf->smtp_greeting.len = size;
|
|
524 conf->smtp_greeting.data = p;
|
|
525
|
|
526 *p++ = '2'; *p++ = '2'; *p++ = '0'; *p++ = ' ';
|
|
527 p = ngx_cpymem(p, conf->server_name.data, conf->server_name.len);
|
|
528 ngx_memcpy(p, " ESMTP ready" CRLF, sizeof(" ESMTP ready" CRLF) - 1);
|
|
529
|
|
530
|
|
531 size = sizeof("250 " CRLF) - 1 + conf->server_name.len;
|
|
532
|
|
533 p = ngx_palloc(cf->pool, size);
|
|
534 if (p == NULL) {
|
|
535 return NGX_CONF_ERROR;
|
|
536 }
|
|
537
|
|
538 conf->smtp_server_name.len = size;
|
|
539 conf->smtp_server_name.data = p;
|
|
540
|
|
541 *p++ = '2'; *p++ = '5'; *p++ = '0'; *p++ = ' ';
|
|
542 p = ngx_cpymem(p, conf->server_name.data, conf->server_name.len);
|
|
543 *p++ = CR; *p = LF;
|
|
544
|
|
545
|
|
546 if (conf->smtp_capabilities.nelts == 0) {
|
|
547 conf->smtp_capabilities = prev->smtp_capabilities;
|
|
548 }
|
|
549
|
|
550 size = sizeof("250-") - 1 + conf->server_name.len + sizeof(CRLF) - 1
|
|
551 + sizeof("250 AUTH") - 1 + sizeof(CRLF) - 1;
|
|
552
|
|
553 c = conf->smtp_capabilities.elts;
|
|
554 for (i = 0; i < conf->smtp_capabilities.nelts; i++) {
|
|
555 size += sizeof("250 ") - 1 + c[i].len + sizeof(CRLF) - 1;
|
|
556 }
|
|
557
|
|
558 for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0;
|
|
559 m <= NGX_MAIL_AUTH_CRAM_MD5_ENABLED;
|
|
560 m <<= 1, i++)
|
|
561 {
|
|
562 if (m & conf->smtp_auth_methods) {
|
|
563 size += 1 + ngx_smtp_auth_methods_names[i].len;
|
|
564 }
|
|
565 }
|
|
566
|
|
567 p = ngx_palloc(cf->pool, size);
|
|
568 if (p == NULL) {
|
|
569 return NGX_CONF_ERROR;
|
|
570 }
|
|
571
|
|
572 conf->smtp_capability.len = size;
|
|
573 conf->smtp_capability.data = p;
|
|
574
|
|
575 *p++ = '2'; *p++ = '5'; *p++ = '0'; *p++ = '-';
|
|
576 p = ngx_cpymem(p, conf->server_name.data, conf->server_name.len);
|
|
577 *p++ = CR; *p++ = LF;
|
|
578
|
|
579 for (i = 0; i < conf->smtp_capabilities.nelts; i++) {
|
|
580 *p++ = '2'; *p++ = '5'; *p++ = '0'; *p++ = '-';
|
|
581 p = ngx_cpymem(p, c[i].data, c[i].len);
|
|
582 *p++ = CR; *p++ = LF;
|
|
583 }
|
|
584
|
|
585 *p++ = '2'; *p++ = '5'; *p++ = '0'; *p++ = ' ';
|
|
586 *p++ = 'A'; *p++ = 'U'; *p++ = 'T'; *p++ = 'H';
|
|
587
|
|
588 for (m = NGX_MAIL_AUTH_PLAIN_ENABLED, i = 0;
|
|
589 m <= NGX_MAIL_AUTH_CRAM_MD5_ENABLED;
|
|
590 m <<= 1, i++)
|
|
591 {
|
|
592 if (m & conf->smtp_auth_methods) {
|
|
593 *p++ = ' ';
|
|
594 p = ngx_cpymem(p, ngx_smtp_auth_methods_names[i].data,
|
|
595 ngx_smtp_auth_methods_names[i].len);
|
|
596 }
|
|
597 }
|
|
598
|
|
599 *p++ = CR; *p = LF;
|
|
600
|
|
601 return NGX_CONF_OK;
|
|
602 }
|
|
603
|
|
604
|
|
605 static char *
|
|
606 ngx_mail_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
607 {
|
|
608 char *rv;
|
|
609 void *mconf;
|
|
610 ngx_uint_t m;
|
|
611 ngx_conf_t pcf;
|
|
612 ngx_mail_module_t *module;
|
|
613 ngx_mail_conf_ctx_t *ctx, *mail_ctx;
|
|
614 ngx_mail_core_srv_conf_t *cscf, **cscfp;
|
|
615 ngx_mail_core_main_conf_t *cmcf;
|
|
616
|
|
617
|
|
618 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_mail_conf_ctx_t));
|
|
619 if (ctx == NULL) {
|
|
620 return NGX_CONF_ERROR;
|
|
621 }
|
|
622
|
|
623 mail_ctx = cf->ctx;
|
|
624 ctx->main_conf = mail_ctx->main_conf;
|
|
625
|
|
626 /* the server{}'s srv_conf */
|
|
627
|
|
628 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_mail_max_module);
|
|
629 if (ctx->srv_conf == NULL) {
|
|
630 return NGX_CONF_ERROR;
|
|
631 }
|
|
632
|
|
633 for (m = 0; ngx_modules[m]; m++) {
|
|
634 if (ngx_modules[m]->type != NGX_MAIL_MODULE) {
|
|
635 continue;
|
|
636 }
|
|
637
|
|
638 module = ngx_modules[m]->ctx;
|
|
639
|
|
640 if (module->create_srv_conf) {
|
|
641 mconf = module->create_srv_conf(cf);
|
|
642 if (mconf == NULL) {
|
|
643 return NGX_CONF_ERROR;
|
|
644 }
|
|
645
|
|
646 ctx->srv_conf[ngx_modules[m]->ctx_index] = mconf;
|
|
647 }
|
|
648 }
|
|
649
|
|
650 /* the server configuration context */
|
|
651
|
|
652 cscf = ctx->srv_conf[ngx_mail_core_module.ctx_index];
|
|
653 cscf->ctx = ctx;
|
|
654
|
|
655 cmcf = ctx->main_conf[ngx_mail_core_module.ctx_index];
|
|
656
|
|
657 cscfp = ngx_array_push(&cmcf->servers);
|
|
658 if (cscfp == NULL) {
|
|
659 return NGX_CONF_ERROR;
|
|
660 }
|
|
661
|
|
662 *cscfp = cscf;
|
|
663
|
|
664
|
|
665 /* parse inside server{} */
|
|
666
|
|
667 pcf = *cf;
|
|
668 cf->ctx = ctx;
|
|
669 cf->cmd_type = NGX_MAIL_SRV_CONF;
|
|
670
|
|
671 rv = ngx_conf_parse(cf, NULL);
|
|
672
|
|
673 *cf = pcf;
|
|
674
|
|
675 return rv;
|
|
676 }
|
|
677
|
|
678
|
|
679 /* AF_INET only */
|
|
680
|
|
681 static char *
|
|
682 ngx_mail_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
683 {
|
|
684 ngx_str_t *value;
|
|
685 ngx_url_t u;
|
|
686 ngx_uint_t i;
|
|
687 ngx_mail_listen_t *imls;
|
|
688 ngx_mail_core_main_conf_t *cmcf;
|
|
689
|
|
690 value = cf->args->elts;
|
|
691
|
|
692 ngx_memzero(&u, sizeof(ngx_url_t));
|
|
693
|
|
694 u.url = value[1];
|
|
695 u.listen = 1;
|
|
696
|
|
697 if (ngx_parse_url(cf, &u) != NGX_OK) {
|
|
698 if (u.err) {
|
|
699 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
700 "%s in \"%V\" of the \"listen\" directive",
|
|
701 u.err, &u.url);
|
|
702 }
|
|
703
|
|
704 return NGX_CONF_ERROR;
|
|
705 }
|
|
706
|
|
707 cmcf = ngx_mail_conf_get_module_main_conf(cf, ngx_mail_core_module);
|
|
708
|
|
709 imls = cmcf->listen.elts;
|
|
710
|
|
711 for (i = 0; i < cmcf->listen.nelts; i++) {
|
|
712
|
|
713 if (imls[i].addr != u.addr.in_addr || imls[i].port != u.port) {
|
|
714 continue;
|
|
715 }
|
|
716
|
|
717 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
718 "duplicate \"%V\" address and port pair", &u.url);
|
|
719 return NGX_CONF_ERROR;
|
|
720 }
|
|
721
|
|
722 imls = ngx_array_push(&cmcf->listen);
|
|
723 if (imls == NULL) {
|
|
724 return NGX_CONF_ERROR;
|
|
725 }
|
|
726
|
|
727 ngx_memzero(imls, sizeof(ngx_mail_listen_t));
|
|
728
|
|
729 imls->addr = u.addr.in_addr;
|
|
730 imls->port = u.port;
|
|
731 imls->family = AF_INET;
|
|
732 imls->ctx = cf->ctx;
|
|
733
|
|
734 if (cf->args->nelts == 2) {
|
|
735 return NGX_CONF_OK;
|
|
736 }
|
|
737
|
|
738 if (ngx_strcmp(value[2].data, "bind") == 0) {
|
|
739 imls->bind = 1;
|
|
740 return NGX_CONF_OK;
|
|
741 }
|
|
742
|
|
743 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
744 "the invalid \"%V\" parameter", &value[2]);
|
|
745 return NGX_CONF_ERROR;
|
|
746 }
|
|
747
|
|
748
|
|
749 static char *
|
|
750 ngx_mail_core_capability(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
751 {
|
|
752 char *p = conf;
|
|
753
|
|
754 ngx_str_t *c, *value;
|
|
755 ngx_uint_t i;
|
|
756 ngx_array_t *a;
|
|
757
|
|
758 a = (ngx_array_t *) (p + cmd->offset);
|
|
759
|
|
760 value = cf->args->elts;
|
|
761
|
|
762 for (i = 1; i < cf->args->nelts; i++) {
|
|
763 c = ngx_array_push(a);
|
|
764 if (c == NULL) {
|
|
765 return NGX_CONF_ERROR;
|
|
766 }
|
|
767
|
|
768 *c = value[i];
|
|
769 }
|
|
770
|
|
771 return NGX_CONF_OK;
|
|
772 }
|