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212380e3 AC |
1 | /* |
2 | * charybdis: A slightly useful ircd. | |
3 | * blacklist.h: Manages DNS blacklist entries and lookups | |
4 | * | |
5 | * Copyright (C) 2006 charybdis development team | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
20 | * USA | |
21 | * | |
212380e3 AC |
22 | */ |
23 | ||
24 | #ifndef _BLACKLIST_H_ | |
25 | #define _BLACKLIST_H_ | |
26 | ||
3c93d380 EM |
27 | #include "stdinc.h" |
28 | ||
29 | #define BLACKLIST_FILTER_ALL 1 | |
30 | #define BLACKLIST_FILTER_LAST 2 | |
31 | ||
212380e3 AC |
32 | /* A configured DNSBL */ |
33 | struct Blacklist { | |
34 | unsigned int status; /* If CONF_ILLEGAL, delete when no clients */ | |
35 | int refcount; | |
0a1e77c2 EM |
36 | int ipv4; /* Does this blacklist support IPv4 lookups? */ |
37 | int ipv6; /* Does this blacklist support IPv6 lookups? */ | |
db3efb7a | 38 | char host[IRCD_RES_HOSTLEN + 1]; |
3c93d380 | 39 | rb_dlink_list filters; /* Filters for queries */ |
212380e3 AC |
40 | char reject_reason[IRCD_BUFSIZE]; |
41 | unsigned int hits; | |
96274734 | 42 | time_t lastwarning; |
212380e3 AC |
43 | }; |
44 | ||
45 | /* A lookup in progress for a particular DNSBL for a particular client */ | |
46 | struct BlacklistClient { | |
47 | struct Blacklist *blacklist; | |
48 | struct Client *client_p; | |
49 | struct DNSQuery dns_query; | |
5b96d9a6 | 50 | rb_dlink_node node; |
212380e3 AC |
51 | }; |
52 | ||
3c93d380 EM |
53 | /* A blacklist filter */ |
54 | struct BlacklistFilter { | |
55 | int type; /* Type of filter */ | |
56 | char filterstr[HOSTIPLEN]; /* The filter itself */ | |
57 | rb_dlink_node node; | |
58 | }; | |
59 | ||
212380e3 | 60 | /* public interfaces */ |
3c93d380 | 61 | struct Blacklist *new_blacklist(char *host, char *reject_reason, int ipv4, int ipv6, rb_dlink_list *filters); |
212380e3 AC |
62 | void lookup_blacklists(struct Client *client_p); |
63 | void abort_blacklist_queries(struct Client *client_p); | |
64 | void unref_blacklist(struct Blacklist *blptr); | |
65 | void destroy_blacklists(void); | |
66 | ||
5b96d9a6 | 67 | extern rb_dlink_list blacklist_list; |
212380e3 AC |
68 | |
69 | #endif |