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annotate src/dnsbl.h @ 238:7b818a4e21a4 stable-6-0-25

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produce correct uribl message
author Carl Byington <carl@five-ten-sg.com>
date Tue, 29 Sep 2009 12:11:42 -0700
parents c0d2e99c0a1d
children d8ee4c97b9ab
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1 /*
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2
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c7fc218686f5 gpl3, block mail to recipients that cannot reply
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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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13 #include "spamass.h"
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14 #include "dccifd.h"
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15
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16 extern int debug_syslog;
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17 #define dccbulk 1000
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18
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19 class recorder;
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20 class url_scanner;
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21
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22 ////////////////////////////////////////////////
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23 // mail filter private data, held for us by sendmail
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24 //
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25 struct mlfiPriv
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26 {
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27 // callback specific data
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28 SMFICTX *ctx; // updated everytime we fetch this priv pointer from the ctx
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29 bool eom; // are we in eom function, so progress function can be called?
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30 // connection specific data
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31 CONFIG *pc; // global filtering configuration
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32 int fd; // to talk to dns resolver process
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33 bool err; // did we get any errors on the resolver socket?
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34 int ip; // ip4 address of the smtp client
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35 const char *helo; // helo from client
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36 map<DNSBLP, bool> checked; // map of dnsblp to result of (ip listed on that dnsbl)
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37 // message specific data
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38 const char *mailaddr; // envelope from value
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39 const char *queueid; // sendmail queue id
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40 const char *authenticated; // client authenticated? if so, suppress all dnsbl checks, but check rate limits
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41 const char *client_name; // fully qualified host name of the smtp client
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42 const char *host_uribl; // pointer to helo/client/from host name if found on uribl
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43 string_set hosts_uribl; // string set to hold the helo/client/from host name if found on uribl
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44 bool helo_uribl; // helo value on uribl
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45 bool client_uribl; // client_name on uribl
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46 bool from_uribl; // envelope from value on uribl
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47 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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48 bool only_whites; // every recipient is whitelisted?
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49 bool want_spamassassin; // at least one non-whitelisted recipient has a non zero spamassassin limit
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50 bool want_dccgrey; // at least one non-whitelisted recipient wants dcc greylisting
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51 bool want_dccbulk; // at least one non-whitelisted recipient wants dcc bulk filtering
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52 bool allow_autowhitelisting; // precedence:bulk or content-type:multipart/report headers prevent autowhitelisting
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53 delay_whitelist delayer; // to remember autowhitelisting until we see headers
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54 CONTEXT *content_context; // first non-whitelisted recipient with a content filtering context
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55 context_map env_to; // map each non-whitelisted recipient to their filtering context
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56 recorder *memory; // memory for the content scanner
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57 url_scanner *scanner; // object to handle body scanning
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58 const char *content_suffix; // for url body filtering based on ip addresses of hostnames in the body
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59 const char *content_message; // ""
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60 const char *uribl_suffix; // for uribl body filtering based on hostnames in the body
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61 const char *uribl_message; // ""
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62 string_set *content_host_ignore; // ""
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63 SpamAssassin *assassin;
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64 DccInterface *dccifd;
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65
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67 mlfiPriv();
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68 ~mlfiPriv();
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69 void reset(bool final = false); // for a new message
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70 void get_fd();
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71 void return_fd();
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72 size_t my_read(char *buf, size_t len);
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73 size_t my_write(const char *buf, size_t len);
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74 void need_content_filter(const char *rcpt, CONTEXT &con);
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75 };
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77 void my_syslog(mlfiPriv *priv, const char *text);
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78 void my_syslog(mlfiPriv *priv, const string text);
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79 void my_syslog(const char *text);
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81 #endif