annotate src/dnsbl.h @ 152:c7fc218686f5

gpl3, block mail to recipients that cannot reply
author carl
date Sat, 07 Jul 2007 10:26:31 -0700
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children 97d7da45fe2a
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1 /*
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2
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3 Copyright (c) 2007 Carl Byington - 510 Software Group, released under
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4 the GPL version 3 or any later version at your choice available at
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5 http://www.gnu.org/licenses/gpl-3.0.txt
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6
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7 */
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8
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9 #ifndef dnsbl_include
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10 #define dnsbl_include
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11
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12 #include "context.h"
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14 extern int debug_syslog;
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16 class recorder;
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17 class url_scanner;
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18
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19 ////////////////////////////////////////////////
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20 // mail filter private data, held for us by sendmail
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21 //
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22 struct mlfiPriv
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23 {
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24 // connection specific data
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25 CONFIG *pc; // global filtering configuration
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26 int fd; // to talk to dns resolvers process
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27 bool err; // did we get any errors on the resolver socket?
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28 int ip; // ip4 address of the smtp client
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29 map<DNSBLP, bool> checked; // map of dnsblp to result of (ip listed on that dnsbl)
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30 // message specific data
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31 char *mailaddr; // envelope from value
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32 char *queueid; // sendmail queue id
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33 char *authenticated; // client authenticated? if so, suppress all dnsbl checks, but check rate limits
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34 bool have_whites; // have at least one whitelisted recipient? need to accept content and remove all non-whitelisted recipients if it fails
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35 bool only_whites; // every recipient is whitelisted?
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36 context_map env_to; // map each non-whitelisted recipient to their filtering context
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37 recorder *memory; // memory for the content scanner
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38 url_scanner *scanner; // object to handle body scanning
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39 char *content_suffix; // for url body filtering based on ip addresses of hostnames in the body
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40 char *content_message; // ""
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41 char *uribl_suffix; // for uribl body filtering based on hostnames in the body
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42 char *uribl_message; // ""
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43 string_set *content_host_ignore; // ""
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46 mlfiPriv();
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47 ~mlfiPriv();
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48 void reset(bool final = false); // for a new message
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49 void get_fd();
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50 void return_fd();
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51 int my_read(char *buf, int len);
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52 int my_write(char *buf, int len);
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53 void need_content_filter(char *rcpt, CONTEXT &con);
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54 };
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56 void my_syslog(mlfiPriv *priv, char *text);
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57 void my_syslog(char *text);
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59 #endif