ViewVC Help
View File | Revision Log | Show Annotations | View Changeset | Root Listing
root/svn/ircd-hybrid/branches/8.2.x/src/conf.c
Revision: 5782
Committed: Sun Apr 5 15:00:54 2015 UTC (8 years, 11 months ago) by michael
Content type: text/x-csrc
File size: 51681 byte(s)
Log Message:
- conf.c:find_user_host(): removed unused 'flags' argument

File Contents

# User Rev Content
1 adx 30 /*
2 michael 2916 * ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3 adx 30 *
4 michael 5346 * Copyright (c) 1997-2015 ircd-hybrid development team
5 adx 30 *
6     * This program is free software; you can redistribute it and/or modify
7     * it under the terms of the GNU General Public License as published by
8     * the Free Software Foundation; either version 2 of the License, or
9     * (at your option) any later version.
10     *
11     * This program is distributed in the hope that it will be useful,
12     * but WITHOUT ANY WARRANTY; without even the implied warranty of
13     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14     * GNU General Public License for more details.
15     *
16     * You should have received a copy of the GNU General Public License
17     * along with this program; if not, write to the Free Software
18 michael 4564 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19 adx 30 * USA
20     */
21    
22 michael 2916 /*! \file conf.c
23     * \brief Configuration file functions.
24     * \version $Id$
25     */
26    
27 adx 30 #include "stdinc.h"
28 michael 1011 #include "list.h"
29 adx 30 #include "ircd_defs.h"
30 michael 1309 #include "conf.h"
31 michael 4533 #include "conf_pseudo.h"
32 michael 3347 #include "server.h"
33 adx 30 #include "resv.h"
34     #include "channel.h"
35     #include "client.h"
36     #include "event.h"
37     #include "irc_string.h"
38     #include "s_bsd.h"
39     #include "ircd.h"
40     #include "listener.h"
41     #include "hostmask.h"
42     #include "modules.h"
43     #include "numeric.h"
44     #include "fdlist.h"
45 michael 1309 #include "log.h"
46 adx 30 #include "send.h"
47     #include "memory.h"
48 michael 3322 #include "res.h"
49 adx 30 #include "userhost.h"
50 michael 3347 #include "user.h"
51 adx 30 #include "channel_mode.h"
52 michael 1243 #include "parse.h"
53 michael 3347 #include "misc.h"
54 michael 1622 #include "conf_db.h"
55 michael 1632 #include "conf_class.h"
56 michael 2150 #include "motd.h"
57 michael 4326 #include "ipcache.h"
58 adx 30
59 michael 2872
60 michael 5604 struct config_channel_entry ConfigChannel;
61 michael 5643 struct config_serverhide_entry ConfigServerHide;
62 michael 5604 struct config_general_entry ConfigGeneral;
63 michael 5643 struct config_log_entry ConfigLog = { .use_logging = 1 };
64     struct config_serverinfo_entry ConfigServerInfo;
65     struct config_admin_entry ConfigAdminInfo;
66 michael 5604 struct conf_parser_context conf_parser_ctx;
67    
68 adx 30 /* general conf items link list root, other than k lines etc. */
69 michael 4983 dlink_list service_items;
70     dlink_list server_items;
71     dlink_list cluster_items;
72     dlink_list oconf_items;
73     dlink_list uconf_items;
74     dlink_list xconf_items;
75     dlink_list nresv_items;
76     dlink_list cresv_items;
77 adx 30
78     extern unsigned int lineno;
79     extern char linebuf[];
80     extern char conffilebuf[IRCD_BUFSIZE];
81     extern int yyparse(); /* defined in y.tab.c */
82    
83    
84     /* conf_dns_callback()
85     *
86 michael 1632 * inputs - pointer to struct MaskItem
87 adx 30 * - pointer to DNSReply reply
88     * output - none
89     * side effects - called when resolver query finishes
90     * if the query resulted in a successful search, hp will contain
91     * a non-null pointer, otherwise hp will be null.
92     * if successful save hp in the conf item it was called with
93     */
94     static void
95 michael 4409 conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name, size_t namelength)
96 adx 30 {
97 michael 4873 struct MaskItem *const conf = vptr;
98 adx 30
99 michael 1632 conf->dns_pending = 0;
100 adx 30
101 michael 3235 if (addr)
102 michael 1632 memcpy(&conf->addr, addr, sizeof(conf->addr));
103 michael 992 else
104 michael 1632 conf->dns_failed = 1;
105 adx 30 }
106    
107     /* conf_dns_lookup()
108     *
109     * do a nameserver lookup of the conf host
110     * if the conf entry is currently doing a ns lookup do nothing, otherwise
111     * allocate a dns_query and start ns lookup.
112     */
113     static void
114 michael 1632 conf_dns_lookup(struct MaskItem *conf)
115 adx 30 {
116 michael 4983 if (conf->dns_pending)
117     return;
118    
119     conf->dns_pending = 1;
120    
121     if (conf->aftype == AF_INET)
122     gethost_byname_type(conf_dns_callback, conf, conf->host, T_A);
123     else
124     gethost_byname_type(conf_dns_callback, conf, conf->host, T_AAAA);
125     }
126    
127     /* map_to_list()
128     *
129     * inputs - ConfType conf
130     * output - pointer to dlink_list to use
131     * side effects - none
132     */
133     static dlink_list *
134     map_to_list(enum maskitem_type type)
135     {
136     switch (type)
137 adx 30 {
138 michael 4983 case CONF_XLINE:
139     return &xconf_items;
140     break;
141     case CONF_ULINE:
142     return &uconf_items;
143     break;
144     case CONF_NRESV:
145     return &nresv_items;
146     break;
147     case CONF_CRESV:
148     return &cresv_items;
149     break;
150     case CONF_OPER:
151     return &oconf_items;
152     break;
153     case CONF_SERVER:
154     return &server_items;
155     break;
156     case CONF_SERVICE:
157     return &service_items;
158     break;
159     case CONF_CLUSTER:
160     return &cluster_items;
161     break;
162     default:
163     return NULL;
164 adx 30 }
165     }
166    
167 michael 1632 struct MaskItem *
168     conf_make(enum maskitem_type type)
169     {
170 michael 4873 struct MaskItem *const conf = MyCalloc(sizeof(*conf));
171 michael 1632 dlink_list *list = NULL;
172    
173     conf->type = type;
174     conf->active = 1;
175     conf->aftype = AF_INET;
176    
177     if ((list = map_to_list(type)))
178     dlinkAdd(conf, &conf->node, list);
179     return conf;
180     }
181    
182     void
183     conf_free(struct MaskItem *conf)
184     {
185 michael 4816 dlink_node *node = NULL, *node_next = NULL;
186 michael 1636 dlink_list *list = NULL;
187    
188 michael 4510 if ((list = map_to_list(conf->type)))
189 michael 4522 dlinkFindDelete(list, conf);
190 michael 4510
191 michael 1632 MyFree(conf->name);
192    
193     if (conf->dns_pending)
194     delete_resolver_queries(conf);
195 michael 3235 if (conf->passwd)
196 michael 1632 memset(conf->passwd, 0, strlen(conf->passwd));
197 michael 3235 if (conf->spasswd)
198 michael 1632 memset(conf->spasswd, 0, strlen(conf->spasswd));
199    
200     conf->class = NULL;
201    
202     MyFree(conf->passwd);
203     MyFree(conf->spasswd);
204     MyFree(conf->reason);
205 michael 2228 MyFree(conf->certfp);
206 michael 5559 MyFree(conf->whois);
207 michael 1632 MyFree(conf->user);
208     MyFree(conf->host);
209     #ifdef HAVE_LIBCRYPTO
210     MyFree(conf->cipher_list);
211    
212     if (conf->rsa_public_key)
213     RSA_free(conf->rsa_public_key);
214     #endif
215 michael 4816 DLINK_FOREACH_SAFE(node, node_next, conf->hub_list.head)
216 michael 1632 {
217 michael 4816 MyFree(node->data);
218     dlinkDelete(node, &conf->hub_list);
219     free_dlink_node(node);
220 michael 1632 }
221    
222 michael 4816 DLINK_FOREACH_SAFE(node, node_next, conf->leaf_list.head)
223 michael 1632 {
224 michael 4816 MyFree(node->data);
225     dlinkDelete(node, &conf->leaf_list);
226     free_dlink_node(node);
227 michael 1632 }
228 adx 30
229 michael 4816 DLINK_FOREACH_SAFE(node, node_next, conf->exempt_list.head)
230 michael 1858 {
231 michael 4816 struct exempt *exptr = node->data;
232 michael 1858
233 michael 4816 dlinkDelete(node, &conf->exempt_list);
234 michael 1858 MyFree(exptr->name);
235     MyFree(exptr->user);
236     MyFree(exptr->host);
237     MyFree(exptr);
238     }
239    
240 michael 1636 MyFree(conf);
241 adx 30 }
242    
243 michael 4983 /* attach_iline()
244 adx 30 *
245 michael 4983 * inputs - client pointer
246     * - conf pointer
247     * output -
248     * side effects - do actual attach
249 adx 30 */
250 michael 4983 static int
251     attach_iline(struct Client *client_p, struct MaskItem *conf)
252 adx 30 {
253 michael 4983 const struct ClassItem *const class = conf->class;
254     struct ip_entry *ip_found;
255     int a_limit_reached = 0;
256     unsigned int local = 0, global = 0, ident = 0;
257 michael 2916
258 michael 4983 ip_found = ipcache_find_or_add_address(&client_p->connection->ip);
259     ip_found->count++;
260     AddFlag(client_p, FLAGS_IPHASH);
261 adx 30
262 michael 4983 count_user_host(client_p->username, client_p->host,
263     &global, &local, &ident);
264 adx 30
265 michael 4983 /* XXX blah. go down checking the various silly limits
266     * setting a_limit_reached if any limit is reached.
267     * - Dianora
268     */
269     if (class->max_total && class->ref_count >= class->max_total)
270     a_limit_reached = 1;
271     else if (class->max_perip && ip_found->count > class->max_perip)
272     a_limit_reached = 1;
273     else if (class->max_local && local >= class->max_local)
274     a_limit_reached = 1;
275     else if (class->max_global && global >= class->max_global)
276     a_limit_reached = 1;
277     else if (class->max_ident && ident >= class->max_ident &&
278     client_p->username[0] != '~')
279     a_limit_reached = 1;
280 adx 30
281 michael 4983 if (a_limit_reached)
282     {
283     if (!IsConfExemptLimits(conf))
284     return TOO_MANY; /* Already at maximum allowed */
285 adx 30
286 michael 4983 sendto_one_notice(client_p, &me, ":*** Your connection class is full, "
287     "but you have exceed_limit = yes;");
288 adx 30 }
289    
290 michael 4983 return attach_conf(client_p, conf);
291 adx 30 }
292    
293     /* verify_access()
294     *
295 michael 4983 * inputs - pointer to client to verify
296     * output - 0 if success -'ve if not
297     * side effect - find the first (best) I line to attach.
298 adx 30 */
299     static int
300 michael 1644 verify_access(struct Client *client_p)
301 adx 30 {
302 michael 1949 struct MaskItem *conf = NULL;
303 adx 30
304     if (IsGotId(client_p))
305     {
306 michael 1632 conf = find_address_conf(client_p->host, client_p->username,
307 michael 4589 &client_p->connection->ip,
308     client_p->connection->aftype,
309     client_p->connection->password);
310 adx 30 }
311     else
312     {
313 michael 5582 char non_ident[USERLEN + 1] = "~";
314    
315 michael 2182 strlcpy(non_ident + 1, client_p->username, sizeof(non_ident) - 1);
316 michael 4983 conf = find_address_conf(client_p->host, non_ident,
317 michael 4589 &client_p->connection->ip,
318     client_p->connection->aftype,
319     client_p->connection->password);
320 adx 30 }
321    
322 michael 3215 if (conf)
323 adx 30 {
324 michael 1921 if (IsConfClient(conf))
325 adx 30 {
326 michael 1632 if (IsConfRedir(conf))
327 adx 30 {
328 michael 3109 sendto_one_numeric(client_p, &me, RPL_REDIR,
329     conf->name ? conf->name : "",
330     conf->port);
331 michael 2182 return NOT_AUTHORIZED;
332 adx 30 }
333    
334     /* Thanks for spoof idea amm */
335 michael 1632 if (IsConfDoSpoofIp(conf))
336 adx 30 {
337 michael 4968 if (IsConfSpoofNotice(conf))
338 michael 4983 sendto_realops_flags(UMODE_ALL, L_ADMIN, SEND_NOTICE, "%s spoofing: %s as %s",
339 adx 30 client_p->name, client_p->host, conf->name);
340 michael 4983
341 adx 30 strlcpy(client_p->host, conf->name, sizeof(client_p->host));
342     }
343    
344 michael 2182 return attach_iline(client_p, conf);
345 adx 30 }
346 michael 4341 else if (IsConfKill(conf) || (ConfigGeneral.glines && IsConfGline(conf)))
347 adx 30 {
348 michael 1632 if (IsConfGline(conf))
349 michael 3110 sendto_one_notice(client_p, &me, ":*** G-lined");
350 michael 4983
351 michael 3110 sendto_one_notice(client_p, &me, ":*** Banned: %s", conf->reason);
352 michael 2182 return BANNED_CLIENT;
353 adx 30 }
354     }
355    
356 michael 2182 return NOT_AUTHORIZED;
357 adx 30 }
358    
359 michael 4983 /* check_client()
360 adx 30 *
361 michael 4983 * inputs - pointer to client
362     * output - 0 = Success
363     * NOT_AUTHORIZED (-1) = Access denied (no I line match)
364     * IRCD_SOCKET_ERROR (-2) = Bad socket.
365     * I_LINE_FULL (-3) = I-line is full
366     * TOO_MANY (-4) = Too many connections from hostname
367     * BANNED_CLIENT (-5) = K-lined
368     * side effects - Ordinary client access check.
369     * Look for conf lines which have the same
370     * status as the flags passed.
371 adx 30 */
372 michael 4983 int
373     check_client(struct Client *source_p)
374 adx 30 {
375 michael 4983 int i;
376 adx 30
377 michael 4983 if ((i = verify_access(source_p)))
378     ilog(LOG_TYPE_IRCD, "Access denied: %s[%s]",
379     source_p->name, source_p->sockhost);
380 adx 30
381 michael 4983 switch (i)
382     {
383     case TOO_MANY:
384     sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
385     "Too many on IP for %s (%s).",
386     get_client_name(source_p, SHOW_IP),
387     source_p->sockhost);
388     ilog(LOG_TYPE_IRCD, "Too many connections on IP from %s.",
389     get_client_name(source_p, SHOW_IP));
390     ++ServerStats.is_ref;
391     exit_client(source_p, "No more connections allowed on that IP");
392     break;
393 adx 30
394 michael 4983 case I_LINE_FULL:
395     sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
396     "auth {} block is full for %s (%s).",
397     get_client_name(source_p, SHOW_IP),
398     source_p->sockhost);
399     ilog(LOG_TYPE_IRCD, "Too many connections from %s.",
400     get_client_name(source_p, SHOW_IP));
401     ++ServerStats.is_ref;
402     exit_client(source_p, "No more connections allowed in your connection class");
403     break;
404 adx 30
405 michael 4983 case NOT_AUTHORIZED:
406     /* jdc - lists server name & port connections are on */
407     /* a purely cosmetical change */
408     sendto_realops_flags(UMODE_UNAUTH, L_ALL, SEND_NOTICE,
409     "Unauthorized client connection from %s [%s] on [%s/%u].",
410     get_client_name(source_p, SHOW_IP),
411     source_p->sockhost,
412     source_p->connection->listener->name,
413     source_p->connection->listener->port);
414     ilog(LOG_TYPE_IRCD, "Unauthorized client connection from %s on [%s/%u].",
415     get_client_name(source_p, SHOW_IP),
416     source_p->connection->listener->name,
417     source_p->connection->listener->port);
418 adx 30
419 michael 4983 ++ServerStats.is_ref;
420     exit_client(source_p, "You are not authorized to use this server");
421     break;
422    
423     case BANNED_CLIENT:
424     ++ServerStats.is_ref;
425     exit_client(source_p, "Banned");
426     break;
427    
428     case 0:
429     default:
430     break;
431 adx 30 }
432    
433 michael 4983 return !(i < 0);
434 adx 30 }
435    
436     /* detach_conf()
437     *
438     * inputs - pointer to client to detach
439     * - type of conf to detach
440     * output - 0 for success, -1 for failure
441     * side effects - Disassociate configuration from the client.
442     * Also removes a class from the list if marked for deleting.
443     */
444 michael 1632 void
445     detach_conf(struct Client *client_p, enum maskitem_type type)
446 adx 30 {
447 michael 4816 dlink_node *node = NULL, *node_next = NULL;
448 adx 30
449 michael 4816 DLINK_FOREACH_SAFE(node, node_next, client_p->connection->confs.head)
450 adx 30 {
451 michael 4816 struct MaskItem *conf = node->data;
452 adx 30
453 michael 1645 assert(conf->type & (CONF_CLIENT | CONF_OPER | CONF_SERVER));
454     assert(conf->ref_count > 0);
455     assert(conf->class->ref_count > 0);
456 adx 30
457 michael 1645 if (!(conf->type & type))
458     continue;
459 michael 671
460 michael 4816 dlinkDelete(node, &client_p->connection->confs);
461     free_dlink_node(node);
462 michael 1644
463 michael 2278 if (conf->type == CONF_CLIENT)
464 michael 4589 remove_from_cidr_check(&client_p->connection->ip, conf->class);
465 adx 30
466 michael 1645 if (--conf->class->ref_count == 0 && conf->class->active == 0)
467     {
468     class_free(conf->class);
469     conf->class = NULL;
470 adx 30 }
471 michael 1645
472     if (--conf->ref_count == 0 && conf->active == 0)
473     conf_free(conf);
474 adx 30 }
475     }
476    
477     /* attach_conf()
478     *
479     * inputs - client pointer
480     * - conf pointer
481     * output -
482     * side effects - Associate a specific configuration entry to a *local*
483     * client (this is the one which used in accepting the
484     * connection). Note, that this automatically changes the
485     * attachment if there was an old one...
486     */
487     int
488 michael 1632 attach_conf(struct Client *client_p, struct MaskItem *conf)
489 adx 30 {
490 michael 4589 if (dlinkFind(&client_p->connection->confs, conf))
491 adx 30 return 1;
492    
493 michael 1632 if (conf->type == CONF_CLIENT)
494     if (cidr_limit_reached(IsConfExemptLimits(conf),
495 michael 4589 &client_p->connection->ip, conf->class))
496 michael 1394 return TOO_MANY; /* Already at maximum allowed */
497 adx 30
498 michael 1632 conf->class->ref_count++;
499 michael 1644 conf->ref_count++;
500 adx 30
501 michael 4589 dlinkAdd(conf, make_dlink_node(), &client_p->connection->confs);
502 adx 30
503     return 0;
504     }
505    
506     /* attach_connect_block()
507     *
508     * inputs - pointer to server to attach
509     * - name of server
510     * - hostname of server
511     * output - true (1) if both are found, otherwise return false (0)
512     * side effects - find connect block and attach them to connecting client
513     */
514     int
515     attach_connect_block(struct Client *client_p, const char *name,
516     const char *host)
517     {
518 michael 4816 dlink_node *node = NULL;
519 adx 30
520 michael 5002 assert(host);
521 adx 30
522 michael 4816 DLINK_FOREACH(node, server_items.head)
523 adx 30 {
524 michael 4816 struct MaskItem *conf = node->data;
525 adx 30
526 michael 1652 if (match(conf->name, name) || match(conf->host, host))
527 adx 30 continue;
528    
529     attach_conf(client_p, conf);
530 michael 5775 return 1;
531 adx 30 }
532    
533     return 0;
534     }
535    
536     /* find_conf_name()
537     *
538     * inputs - pointer to conf link list to search
539     * - pointer to name to find
540     * - int mask of type of conf to find
541     * output - NULL or pointer to conf found
542     * side effects - find a conf entry which matches the name
543     * and has the given mask.
544     */
545 michael 1632 struct MaskItem *
546     find_conf_name(dlink_list *list, const char *name, enum maskitem_type type)
547 adx 30 {
548 michael 4816 dlink_node *node = NULL;
549 adx 30
550 michael 4816 DLINK_FOREACH(node, list->head)
551 adx 30 {
552 michael 4816 struct MaskItem *conf = node->data;
553 michael 2916
554 adx 30 if (conf->type == type)
555     {
556 michael 4597 if (conf->name && !irccmp(conf->name, name))
557     return conf;
558 adx 30 }
559     }
560    
561     return NULL;
562     }
563    
564     /* find_matching_name_conf()
565     *
566     * inputs - type of link list to look in
567     * - pointer to name string to find
568     * - pointer to user
569     * - pointer to host
570 michael 1644 * - optional flags to match on as well
571 michael 1632 * output - NULL or pointer to found struct MaskItem
572 adx 30 * side effects - looks for a match on name field
573     */
574 michael 1632 struct MaskItem *
575     find_matching_name_conf(enum maskitem_type type, const char *name, const char *user,
576 michael 1644 const char *host, unsigned int flags)
577 adx 30 {
578 michael 4816 dlink_node *node = NULL;
579     dlink_list *list = map_to_list(type);
580     struct MaskItem *conf = NULL;
581 adx 30
582     switch (type)
583     {
584 michael 1632 case CONF_SERVICE:
585 michael 4816 DLINK_FOREACH(node, list->head)
586 michael 1157 {
587 michael 4816 conf = node->data;
588 michael 1157
589     if (EmptyString(conf->name))
590     continue;
591 michael 5002 if (name && !irccmp(name, conf->name))
592 michael 1157 return conf;
593     }
594     break;
595    
596 michael 1632 case CONF_XLINE:
597     case CONF_ULINE:
598     case CONF_NRESV:
599 michael 1825 case CONF_CRESV:
600 michael 4816 DLINK_FOREACH(node, list->head)
601 adx 30 {
602 michael 4816 conf = node->data;
603 adx 30
604     if (EmptyString(conf->name))
605 michael 2182 continue;
606 michael 5002 if (name && !match(conf->name, name))
607 adx 30 {
608 michael 2182 if ((user == NULL && (host == NULL)))
609     return conf;
610     if ((conf->flags & flags) != flags)
611 adx 30 continue;
612 michael 2182 if (EmptyString(conf->user) || EmptyString(conf->host))
613     return conf;
614     if (!match(conf->user, user) && !match(conf->host, host))
615     return conf;
616 adx 30 }
617     }
618     break;
619    
620 michael 1632 case CONF_SERVER:
621 michael 4816 DLINK_FOREACH(node, list->head)
622 adx 30 {
623 michael 4816 conf = node->data;
624 adx 30
625 michael 5002 if (name && !match(name, conf->name))
626 adx 30 return conf;
627 michael 5002 if (host && !match(host, conf->host))
628 adx 30 return conf;
629     }
630     break;
631 michael 2916
632 adx 30 default:
633     break;
634     }
635     return NULL;
636     }
637    
638     /* find_exact_name_conf()
639     *
640     * inputs - type of link list to look in
641     * - pointer to name string to find
642     * - pointer to user
643     * - pointer to host
644 michael 1632 * output - NULL or pointer to found struct MaskItem
645 adx 30 * side effects - looks for an exact match on name field
646     */
647 michael 1632 struct MaskItem *
648     find_exact_name_conf(enum maskitem_type type, const struct Client *who, const char *name,
649 adx 30 const char *user, const char *host)
650     {
651 michael 4816 dlink_node *node = NULL;
652     dlink_list *list = map_to_list(type);
653     struct MaskItem *conf = NULL;
654 adx 30
655     switch(type)
656     {
657 michael 1632 case CONF_XLINE:
658     case CONF_ULINE:
659     case CONF_NRESV:
660 michael 1825 case CONF_CRESV:
661 adx 30
662 michael 4816 DLINK_FOREACH(node, list->head)
663 adx 30 {
664 michael 4816 conf = node->data;
665 michael 1632
666 adx 30 if (EmptyString(conf->name))
667 michael 2182 continue;
668 michael 2916
669 adx 30 if (irccmp(conf->name, name) == 0)
670     {
671 michael 2182 if ((user == NULL && (host == NULL)))
672     return conf;
673     if (EmptyString(conf->user) || EmptyString(conf->host))
674     return conf;
675     if (!match(conf->user, user) && !match(conf->host, host))
676     return conf;
677 adx 30 }
678     }
679     break;
680    
681 michael 1632 case CONF_OPER:
682 michael 4816 DLINK_FOREACH(node, list->head)
683 adx 30 {
684 michael 4816 conf = node->data;
685 michael 1285
686 adx 30 if (EmptyString(conf->name))
687 michael 1285 continue;
688    
689     if (!irccmp(conf->name, name))
690 adx 30 {
691 michael 1285 if (!who)
692     return conf;
693 michael 1632 if (EmptyString(conf->user) || EmptyString(conf->host))
694 michael 1636 return NULL;
695 michael 1652 if (!match(conf->user, who->username))
696 michael 1285 {
697 michael 1632 switch (conf->htype)
698 michael 1285 {
699     case HM_HOST:
700 michael 1652 if (!match(conf->host, who->host) || !match(conf->host, who->sockhost))
701 michael 1637 if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
702     return conf;
703 michael 1285 break;
704     case HM_IPV4:
705 michael 4589 if (who->connection->aftype == AF_INET)
706     if (match_ipv4(&who->connection->ip, &conf->addr, conf->bits))
707 michael 1637 if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
708     return conf;
709 michael 1285 break;
710     case HM_IPV6:
711 michael 4589 if (who->connection->aftype == AF_INET6)
712     if (match_ipv6(&who->connection->ip, &conf->addr, conf->bits))
713 michael 1637 if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
714     return conf;
715 michael 1285 break;
716     default:
717     assert(0);
718     }
719     }
720 adx 30 }
721     }
722 michael 1285
723 adx 30 break;
724    
725 michael 1632 case CONF_SERVER:
726 michael 4816 DLINK_FOREACH(node, list->head)
727 adx 30 {
728 michael 4816 conf = node->data;
729 michael 1632
730 adx 30 if (EmptyString(conf->name))
731 michael 2182 continue;
732 michael 2916
733 adx 30 if (name == NULL)
734     {
735 michael 2182 if (EmptyString(conf->host))
736     continue;
737     if (irccmp(conf->host, host) == 0)
738     return conf;
739 adx 30 }
740     else if (irccmp(conf->name, name) == 0)
741 michael 2182 return conf;
742 adx 30 }
743 michael 2182
744 adx 30 break;
745    
746     default:
747     break;
748     }
749 michael 2182
750     return NULL;
751 adx 30 }
752    
753     /* set_default_conf()
754     *
755     * inputs - NONE
756     * output - NONE
757     * side effects - Set default values here.
758     * This is called **PRIOR** to parsing the
759     * configuration file. If you want to do some validation
760     * of values later, put them in validate_conf().
761     */
762     static void
763     set_default_conf(void)
764     {
765     /* verify init_class() ran, this should be an unnecessary check
766     * but its not much work.
767     */
768 michael 1644 assert(class_default == class_get_list()->tail->data);
769 adx 30
770     #ifdef HAVE_LIBCRYPTO
771 michael 4745 #if OPENSSL_VERSION_NUMBER >= 0x009080FFL && !defined(OPENSSL_NO_ECDH)
772 michael 4495 {
773     EC_KEY *key = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
774    
775     if (key)
776     {
777     SSL_CTX_set_tmp_ecdh(ConfigServerInfo.server_ctx, key);
778     EC_KEY_free(key);
779     }
780     }
781    
782     SSL_CTX_set_options(ConfigServerInfo.server_ctx, SSL_OP_SINGLE_ECDH_USE);
783     #endif
784    
785 michael 4891 SSL_CTX_set_cipher_list(ConfigServerInfo.server_ctx, "EECDH+HIGH:EDH+HIGH:HIGH:!aNULL");
786 michael 4341 ConfigServerInfo.message_digest_algorithm = EVP_sha256();
787     ConfigServerInfo.rsa_private_key = NULL;
788     ConfigServerInfo.rsa_private_key_file = NULL;
789 adx 30 #endif
790    
791 michael 4341 /* ConfigServerInfo.name is not rehashable */
792     /* ConfigServerInfo.name = ConfigServerInfo.name; */
793     ConfigServerInfo.description = NULL;
794     ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
795     ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
796 adx 30
797 michael 4341 memset(&ConfigServerInfo.ip, 0, sizeof(ConfigServerInfo.ip));
798     ConfigServerInfo.specific_ipv4_vhost = 0;
799     memset(&ConfigServerInfo.ip6, 0, sizeof(ConfigServerInfo.ip6));
800     ConfigServerInfo.specific_ipv6_vhost = 0;
801 adx 30
802 michael 5488 ConfigServerInfo.default_max_clients = MAXCLIENTS_MAX;
803 michael 4341 ConfigServerInfo.max_nick_length = 9;
804     ConfigServerInfo.max_topic_length = 80;
805     ConfigServerInfo.hub = 0;
806 michael 4314
807 michael 4341 ConfigAdminInfo.name = NULL;
808     ConfigAdminInfo.email = NULL;
809     ConfigAdminInfo.description = NULL;
810 adx 30
811 michael 1831 log_del_all();
812 michael 1247
813 michael 4341 ConfigLog.use_logging = 1;
814 adx 30
815 michael 1243 ConfigChannel.disable_fake_channels = 0;
816 michael 3863 ConfigChannel.invite_client_count = 10;
817     ConfigChannel.invite_client_time = 300;
818     ConfigChannel.knock_client_count = 1;
819     ConfigChannel.knock_client_time = 300;
820 adx 30 ConfigChannel.knock_delay_channel = 60;
821 michael 3934 ConfigChannel.max_channels = 25;
822 adx 30 ConfigChannel.max_bans = 25;
823 michael 5488 ConfigChannel.default_join_flood_count = 18;
824     ConfigChannel.default_join_flood_time = 6;
825 adx 30 ConfigChannel.default_split_user_count = 0;
826     ConfigChannel.default_split_server_count = 0;
827 michael 1243 ConfigChannel.no_join_on_split = 0;
828     ConfigChannel.no_create_on_split = 0;
829 adx 30
830 michael 1243 ConfigServerHide.flatten_links = 0;
831 adx 30 ConfigServerHide.links_delay = 300;
832 michael 1243 ConfigServerHide.hidden = 0;
833     ConfigServerHide.hide_servers = 0;
834 michael 1851 ConfigServerHide.hide_services = 0;
835 michael 1646 ConfigServerHide.hidden_name = xstrdup(NETWORK_NAME_DEFAULT);
836 michael 1243 ConfigServerHide.hide_server_ips = 0;
837 michael 2196 ConfigServerHide.disable_remote_commands = 0;
838 adx 30
839 michael 4341 ConfigGeneral.away_count = 2;
840     ConfigGeneral.away_time = 10;
841     ConfigGeneral.max_watch = WATCHSIZE_DEFAULT;
842     ConfigGeneral.cycle_on_host_change = 1;
843     ConfigGeneral.glines = 0;
844     ConfigGeneral.gline_time = 12 * 3600;
845     ConfigGeneral.gline_request_time = GLINE_REQUEST_EXPIRE_DEFAULT;
846     ConfigGeneral.gline_min_cidr = 16;
847     ConfigGeneral.gline_min_cidr6 = 48;
848     ConfigGeneral.invisible_on_connect = 1;
849     ConfigGeneral.tkline_expire_notices = 1;
850     ConfigGeneral.ignore_bogus_ts = 0;
851     ConfigGeneral.disable_auth = 0;
852     ConfigGeneral.kill_chase_time_limit = 90;
853     ConfigGeneral.default_floodcount = 8;
854     ConfigGeneral.failed_oper_notice = 1;
855     ConfigGeneral.dots_in_ident = 0;
856     ConfigGeneral.min_nonwildcard = 4;
857     ConfigGeneral.min_nonwildcard_simple = 3;
858     ConfigGeneral.max_accept = 20;
859     ConfigGeneral.anti_nick_flood = 0;
860     ConfigGeneral.max_nick_time = 20;
861     ConfigGeneral.max_nick_changes = 5;
862     ConfigGeneral.anti_spam_exit_message_time = 0;
863     ConfigGeneral.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
864     ConfigGeneral.ts_max_delta = TS_MAX_DELTA_DEFAULT;
865     ConfigGeneral.warn_no_connect_block = 1;
866     ConfigGeneral.stats_e_disabled = 0;
867 michael 5024 ConfigGeneral.stats_i_oper_only = 1; /* 1 = masked */
868 michael 4341 ConfigGeneral.stats_k_oper_only = 1; /* 1 = masked */
869 michael 5024 ConfigGeneral.stats_o_oper_only = 1;
870     ConfigGeneral.stats_m_oper_only = 1;
871 michael 4341 ConfigGeneral.stats_P_oper_only = 0;
872     ConfigGeneral.stats_u_oper_only = 0;
873     ConfigGeneral.caller_id_wait = 60;
874     ConfigGeneral.opers_bypass_callerid = 0;
875     ConfigGeneral.pace_wait = 10;
876     ConfigGeneral.pace_wait_simple = 1;
877     ConfigGeneral.short_motd = 0;
878     ConfigGeneral.ping_cookie = 0;
879     ConfigGeneral.no_oper_flood = 0;
880     ConfigGeneral.oper_pass_resv = 1;
881     ConfigGeneral.max_targets = MAX_TARGETS_DEFAULT;
882 michael 5505 ConfigGeneral.oper_only_umodes = UMODE_DEBUG | UMODE_LOCOPS | UMODE_HIDDEN | UMODE_FARCONNECT |
883     UMODE_UNAUTH | UMODE_EXTERNAL | UMODE_BOTS | UMODE_NCHANGE |
884     UMODE_SPY | UMODE_FULL | UMODE_SKILL | UMODE_REJ | UMODE_CCONN;
885 michael 4341 ConfigGeneral.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE | UMODE_WALLOP;
886     ConfigGeneral.throttle_count = 1;
887     ConfigGeneral.throttle_time = 1;
888 adx 30 }
889    
890     static void
891     validate_conf(void)
892     {
893 michael 4341 if (ConfigGeneral.ts_warn_delta < TS_WARN_DELTA_MIN)
894     ConfigGeneral.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
895 adx 30
896 michael 4341 if (ConfigGeneral.ts_max_delta < TS_MAX_DELTA_MIN)
897     ConfigGeneral.ts_max_delta = TS_MAX_DELTA_DEFAULT;
898 adx 30
899 michael 5038 if (EmptyString(ConfigServerInfo.network_name))
900 michael 4341 ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
901 adx 30
902 michael 5038 if (EmptyString(ConfigServerInfo.network_desc))
903 michael 4341 ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
904 adx 30
905 michael 4341 ConfigGeneral.max_watch = IRCD_MAX(ConfigGeneral.max_watch, WATCHSIZE_MIN);
906 adx 30 }
907    
908 michael 2916 /* read_conf()
909 michael 1363 *
910     * inputs - file descriptor pointing to config file to use
911     * output - None
912     * side effects - Read configuration file.
913     */
914     static void
915     read_conf(FILE *file)
916     {
917     lineno = 0;
918    
919 michael 3375 set_default_conf(); /* Set default values prior to conf parsing */
920 michael 1363 conf_parser_ctx.pass = 1;
921 michael 3375 yyparse(); /* Pick up the classes first */
922 michael 1363
923     rewind(file);
924    
925     conf_parser_ctx.pass = 2;
926 michael 3375 yyparse(); /* Load the values from the conf */
927     validate_conf(); /* Check to make sure some values are still okay. */
928     /* Some global values are also loaded here. */
929     class_delete_marked(); /* Delete unused classes that are marked for deletion */
930 michael 1363 }
931    
932 michael 4983 /* conf_rehash()
933     *
934     * Actual REHASH service routine. Called with sig == 0 if it has been called
935     * as a result of an operator issuing this command, else assume it has been
936     * called as a result of the server receiving a HUP signal.
937     */
938 michael 5775 void
939 michael 4983 conf_rehash(int sig)
940     {
941     if (sig)
942     sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
943     "Got signal SIGHUP, reloading configuration file(s)");
944    
945     restart_resolver();
946    
947     /* don't close listeners until we know we can go ahead with the rehash */
948    
949     read_conf_files(0);
950    
951     load_conf_modules();
952     check_conf_klines();
953     }
954    
955 adx 30 /* lookup_confhost()
956     *
957     * start DNS lookups of all hostnames in the conf
958     * line and convert an IP addresses in a.b.c.d number for to IP#s.
959     */
960 michael 1647 void
961 michael 1632 lookup_confhost(struct MaskItem *conf)
962 adx 30 {
963     struct addrinfo hints, *res;
964    
965 michael 3375 /*
966     * Do name lookup now on hostnames given and store the
967 adx 30 * ip numbers in conf structure.
968     */
969     memset(&hints, 0, sizeof(hints));
970    
971     hints.ai_family = AF_UNSPEC;
972     hints.ai_socktype = SOCK_STREAM;
973    
974     /* Get us ready for a bind() and don't bother doing dns lookup */
975     hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST;
976    
977 michael 1632 if (getaddrinfo(conf->host, NULL, &hints, &res))
978 adx 30 {
979 michael 1632 conf_dns_lookup(conf);
980 adx 30 return;
981     }
982    
983 michael 3235 assert(res);
984 adx 30
985 michael 1632 memcpy(&conf->addr, res->ai_addr, res->ai_addrlen);
986     conf->addr.ss_len = res->ai_addrlen;
987     conf->addr.ss.ss_family = res->ai_family;
988    
989 michael 1123 freeaddrinfo(res);
990 adx 30 }
991    
992     /* conf_connect_allowed()
993     *
994     * inputs - pointer to inaddr
995     * - int type ipv4 or ipv6
996     * output - BANNED or accepted
997     * side effects - none
998     */
999     int
1000     conf_connect_allowed(struct irc_ssaddr *addr, int aftype)
1001     {
1002 michael 3876 struct ip_entry *ip_found = NULL;
1003 michael 4873 struct MaskItem *const conf = find_dline_conf(addr, aftype);
1004 adx 30
1005     /* DLINE exempt also gets you out of static limits/pacing... */
1006 michael 1636 if (conf && (conf->type == CONF_EXEMPT))
1007 adx 30 return 0;
1008    
1009 michael 3235 if (conf)
1010 adx 30 return BANNED_CLIENT;
1011    
1012 michael 4326 ip_found = ipcache_find_or_add_address(addr);
1013 adx 30
1014 michael 4341 if ((CurrentTime - ip_found->last_attempt) < ConfigGeneral.throttle_time)
1015 adx 30 {
1016 michael 4341 if (ip_found->connection_count >= ConfigGeneral.throttle_count)
1017 michael 3876 return TOO_FAST;
1018 michael 4056
1019     ++ip_found->connection_count;
1020 adx 30 }
1021 michael 3876 else
1022     ip_found->connection_count = 1;
1023 adx 30
1024     ip_found->last_attempt = CurrentTime;
1025     return 0;
1026     }
1027    
1028     /* expire_tklines()
1029     *
1030     * inputs - tkline list pointer
1031     * output - NONE
1032     * side effects - expire tklines
1033     */
1034     static void
1035 michael 4816 expire_tklines(dlink_list *list)
1036 adx 30 {
1037 michael 4816 dlink_node *node = NULL, *node_next = NULL;
1038 adx 30
1039 michael 4816 DLINK_FOREACH_SAFE(node, node_next, list->head)
1040 adx 30 {
1041 michael 4816 struct MaskItem *conf = node->data;
1042 adx 30
1043 michael 1649 if (!conf->until || conf->until > CurrentTime)
1044 michael 1644 continue;
1045    
1046 michael 1632 if (conf->type == CONF_XLINE)
1047 adx 30 {
1048 michael 4341 if (ConfigGeneral.tkline_expire_notices)
1049 michael 1644 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1050 michael 5582 "Temporary X-line for [%s] expired", conf->name);
1051 michael 1644 conf_free(conf);
1052 adx 30 }
1053 michael 1825 else if (conf->type == CONF_NRESV || conf->type == CONF_CRESV)
1054 adx 30 {
1055 michael 4341 if (ConfigGeneral.tkline_expire_notices)
1056 michael 1644 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1057 michael 5582 "Temporary RESV for [%s] expired", conf->name);
1058 michael 1644 conf_free(conf);
1059 adx 30 }
1060     }
1061     }
1062    
1063 michael 4983 /* cleanup_tklines()
1064     *
1065     * inputs - NONE
1066     * output - NONE
1067     * side effects - call function to expire temporary k/d lines
1068     * This is an event started off in ircd.c
1069     */
1070     void
1071     cleanup_tklines(void *unused)
1072     {
1073     hostmask_expire_temporary();
1074     expire_tklines(&xconf_items);
1075     expire_tklines(&nresv_items);
1076     expire_tklines(&cresv_items);
1077     }
1078    
1079 adx 30 /* oper_privs_as_string()
1080     *
1081 michael 58 * inputs - pointer to client_p
1082 adx 30 * output - pointer to static string showing oper privs
1083     * side effects - return as string, the oper privs as derived from port
1084     */
1085 michael 58 static const struct oper_privs
1086     {
1087 michael 1644 const unsigned int flag;
1088 michael 58 const unsigned char c;
1089     } flag_list[] = {
1090 michael 2012 { OPER_FLAG_ADMIN, 'A' },
1091     { OPER_FLAG_REMOTEBAN, 'B' },
1092     { OPER_FLAG_DIE, 'D' },
1093     { OPER_FLAG_GLINE, 'G' },
1094     { OPER_FLAG_REHASH, 'H' },
1095 michael 4018 { OPER_FLAG_KLINE, 'K' },
1096 michael 2012 { OPER_FLAG_KILL, 'N' },
1097     { OPER_FLAG_KILL_REMOTE, 'O' },
1098     { OPER_FLAG_CONNECT, 'P' },
1099     { OPER_FLAG_CONNECT_REMOTE, 'Q' },
1100     { OPER_FLAG_SQUIT, 'R' },
1101     { OPER_FLAG_SQUIT_REMOTE, 'S' },
1102     { OPER_FLAG_UNKLINE, 'U' },
1103 michael 2852 { OPER_FLAG_XLINE, 'X' },
1104 michael 1294 { 0, '\0' }
1105 michael 58 };
1106 adx 30
1107 michael 5640 const char *
1108 adx 30 oper_privs_as_string(const unsigned int port)
1109     {
1110 michael 2694 static char privs_out[IRCD_BUFSIZE];
1111 michael 58 char *privs_ptr = privs_out;
1112 adx 30
1113 michael 3283 for (const struct oper_privs *opriv = flag_list; opriv->flag; ++opriv)
1114 michael 58 {
1115 michael 1644 if (port & opriv->flag)
1116     *privs_ptr++ = opriv->c;
1117 michael 58 else
1118 michael 1644 *privs_ptr++ = ToLower(opriv->c);
1119 michael 58 }
1120    
1121     *privs_ptr = '\0';
1122    
1123 adx 30 return privs_out;
1124     }
1125    
1126     /*
1127 michael 4299 * Input: A client to find the active operator {} name for.
1128 adx 30 * Output: The nick!user@host{oper} of the oper.
1129     * "oper" is server name for remote opers
1130     * Side effects: None.
1131     */
1132 michael 1364 const char *
1133 adx 30 get_oper_name(const struct Client *client_p)
1134     {
1135 michael 5513 static char buffer[IRCD_BUFSIZE];
1136 adx 30
1137 michael 4627 if (IsServer(client_p))
1138     return client_p->name;
1139    
1140 adx 30 if (MyConnect(client_p))
1141     {
1142 michael 4976 const dlink_node *const node = client_p->connection->confs.head;
1143    
1144     if (node)
1145 adx 30 {
1146 michael 4936 const struct MaskItem *const conf = node->data;
1147 adx 30
1148 michael 4936 if (conf->type == CONF_OPER)
1149 adx 30 {
1150 michael 2182 snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1151 michael 1147 client_p->username, client_p->host, conf->name);
1152 michael 2182 return buffer;
1153 adx 30 }
1154     }
1155    
1156 michael 4299 /*
1157     * Probably should assert here for now. If there is an oper out there
1158     * with no operator {} conf attached, it would be good for us to know...
1159 adx 30 */
1160 michael 4299 assert(0); /* Oper without oper conf! */
1161 adx 30 }
1162    
1163 michael 1147 snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1164 michael 2182 client_p->username, client_p->host, client_p->servptr->name);
1165 adx 30 return buffer;
1166     }
1167    
1168     /* clear_out_old_conf()
1169     *
1170     * inputs - none
1171     * output - none
1172     * side effects - Clear out the old configuration
1173     */
1174     static void
1175     clear_out_old_conf(void)
1176     {
1177 michael 4816 dlink_node *node = NULL, *node_next = NULL;
1178 adx 30 dlink_list *free_items [] = {
1179 michael 1383 &server_items, &oconf_items,
1180 michael 1921 &uconf_items, &xconf_items,
1181 michael 2174 &nresv_items, &cluster_items, &service_items, &cresv_items, NULL
1182 adx 30 };
1183    
1184     dlink_list ** iterator = free_items; /* C is dumb */
1185    
1186     /* We only need to free anything allocated by yyparse() here.
1187     * Resetting structs, etc, is taken care of by set_default_conf().
1188     */
1189 michael 2916
1190 michael 5002 for (; *iterator; iterator++)
1191 adx 30 {
1192 michael 4816 DLINK_FOREACH_SAFE(node, node_next, (*iterator)->head)
1193 adx 30 {
1194 michael 4816 struct MaskItem *conf = node->data;
1195 michael 1632
1196 michael 4522 conf->active = 0;
1197     dlinkDelete(&conf->node, *iterator);
1198 michael 1632
1199 adx 30 /* XXX This is less than pretty */
1200 michael 1632 if (conf->type == CONF_SERVER || conf->type == CONF_OPER)
1201 adx 30 {
1202 michael 1644 if (!conf->ref_count)
1203 michael 2182 conf_free(conf);
1204 adx 30 }
1205 michael 1921 else if (conf->type == CONF_XLINE)
1206 adx 30 {
1207 michael 1649 if (!conf->until)
1208 michael 1632 conf_free(conf);
1209 adx 30 }
1210     else
1211 michael 1632 conf_free(conf);
1212 adx 30 }
1213     }
1214    
1215 michael 2150 motd_clear();
1216    
1217 michael 671 /*
1218 michael 5582 * Don't delete the class table, rather mark all entries for deletion.
1219     * The table is cleaned up by class_delete_marked. - avalon
1220 adx 30 */
1221 michael 1632 class_mark_for_deletion();
1222 michael 671
1223 adx 30 clear_out_address_conf();
1224    
1225 michael 5582 /* Clean out module paths */
1226 adx 30 mod_clear_paths();
1227    
1228 michael 4533 pseudo_clear();
1229    
1230 michael 5582 /* Clean out ConfigServerInfo */
1231 michael 4341 MyFree(ConfigServerInfo.description);
1232     ConfigServerInfo.description = NULL;
1233     MyFree(ConfigServerInfo.network_name);
1234     ConfigServerInfo.network_name = NULL;
1235     MyFree(ConfigServerInfo.network_desc);
1236     ConfigServerInfo.network_desc = NULL;
1237 adx 30 #ifdef HAVE_LIBCRYPTO
1238 michael 4341 if (ConfigServerInfo.rsa_private_key)
1239 adx 30 {
1240 michael 4341 RSA_free(ConfigServerInfo.rsa_private_key);
1241     ConfigServerInfo.rsa_private_key = NULL;
1242 adx 30 }
1243    
1244 michael 4341 MyFree(ConfigServerInfo.rsa_private_key_file);
1245     ConfigServerInfo.rsa_private_key_file = NULL;
1246 adx 30 #endif
1247    
1248 michael 5582 /* Clean out ConfigAdminInfo */
1249 michael 4341 MyFree(ConfigAdminInfo.name);
1250     ConfigAdminInfo.name = NULL;
1251     MyFree(ConfigAdminInfo.email);
1252     ConfigAdminInfo.email = NULL;
1253     MyFree(ConfigAdminInfo.description);
1254     ConfigAdminInfo.description = NULL;
1255 adx 30
1256 michael 5582 /* Clean out listeners */
1257 adx 30 close_listeners();
1258     }
1259    
1260 michael 4983 /* read_conf_files()
1261     *
1262     * inputs - cold start YES or NO
1263     * output - none
1264     * side effects - read all conf files needed, ircd.conf kline.conf etc.
1265     */
1266     void
1267     read_conf_files(int cold)
1268     {
1269     const char *filename = NULL;
1270     char chanmodes[IRCD_BUFSIZE] = "";
1271     char chanlimit[IRCD_BUFSIZE] = "";
1272    
1273     conf_parser_ctx.boot = cold;
1274     filename = ConfigGeneral.configfile;
1275    
1276     /* We need to know the initial filename for the yyerror() to report
1277     FIXME: The full path is in conffilenamebuf first time since we
1278     don't know anything else
1279    
1280     - Gozem 2002-07-21
1281     */
1282     strlcpy(conffilebuf, filename, sizeof(conffilebuf));
1283    
1284     if ((conf_parser_ctx.conf_file = fopen(filename, "r")) == NULL)
1285     {
1286     if (cold)
1287     {
1288     ilog(LOG_TYPE_IRCD, "Unable to read configuration file '%s': %s",
1289     filename, strerror(errno));
1290     exit(-1);
1291     }
1292     else
1293     {
1294     sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1295     "Unable to read configuration file '%s': %s",
1296     filename, strerror(errno));
1297     return;
1298     }
1299     }
1300    
1301     if (!cold)
1302     clear_out_old_conf();
1303    
1304     read_conf(conf_parser_ctx.conf_file);
1305     fclose(conf_parser_ctx.conf_file);
1306    
1307     log_reopen_all();
1308    
1309     add_isupport("NICKLEN", NULL, ConfigServerInfo.max_nick_length);
1310     add_isupport("NETWORK", ConfigServerInfo.network_name, -1);
1311    
1312     snprintf(chanmodes, sizeof(chanmodes), "beI:%d", ConfigChannel.max_bans);
1313     add_isupport("MAXLIST", chanmodes, -1);
1314     add_isupport("MAXTARGETS", NULL, ConfigGeneral.max_targets);
1315     add_isupport("CHANTYPES", "#", -1);
1316    
1317     snprintf(chanlimit, sizeof(chanlimit), "#:%d",
1318     ConfigChannel.max_channels);
1319     add_isupport("CHANLIMIT", chanlimit, -1);
1320 michael 5512 snprintf(chanmodes, sizeof(chanmodes), "%s", "beI,k,l,cimnprstCMORS");
1321 michael 4983 add_isupport("CHANNELLEN", NULL, CHANNELLEN);
1322     add_isupport("TOPICLEN", NULL, ConfigServerInfo.max_topic_length);
1323     add_isupport("CHANMODES", chanmodes, -1);
1324    
1325     /*
1326     * message_locale may have changed. rebuild isupport since it relies
1327     * on strlen(form_str(RPL_ISUPPORT))
1328     */
1329     rebuild_isupport_message_line();
1330     }
1331    
1332 adx 30 /* conf_add_class_to_conf()
1333     *
1334     * inputs - pointer to config item
1335     * output - NONE
1336 michael 2916 * side effects - Add a class pointer to a conf
1337 adx 30 */
1338     void
1339 michael 1632 conf_add_class_to_conf(struct MaskItem *conf, const char *class_name)
1340 adx 30 {
1341 michael 2916 if (class_name == NULL)
1342 adx 30 {
1343 michael 1632 conf->class = class_default;
1344 michael 671
1345 michael 4940 if (conf->type == CONF_CLIENT || conf->type == CONF_OPER)
1346 michael 1618 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1347 michael 2182 "Warning *** Defaulting to default class for %s@%s",
1348     conf->user, conf->host);
1349 adx 30 else
1350 michael 1618 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1351 michael 2182 "Warning *** Defaulting to default class for %s",
1352     conf->name);
1353 adx 30 }
1354     else
1355 michael 1632 conf->class = class_find(class_name, 1);
1356 adx 30
1357 michael 1632 if (conf->class == NULL)
1358 adx 30 {
1359 michael 4940 if (conf->type == CONF_CLIENT || conf->type == CONF_OPER)
1360 michael 1618 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1361 michael 2182 "Warning *** Defaulting to default class for %s@%s",
1362     conf->user, conf->host);
1363 adx 30 else
1364 michael 1618 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1365 michael 2182 "Warning *** Defaulting to default class for %s",
1366     conf->name);
1367 michael 1632 conf->class = class_default;
1368 adx 30 }
1369     }
1370    
1371     /* yyerror()
1372     *
1373     * inputs - message from parser
1374     * output - NONE
1375     * side effects - message to opers and log file entry is made
1376     */
1377     void
1378     yyerror(const char *msg)
1379     {
1380     char newlinebuf[IRCD_BUFSIZE];
1381    
1382 michael 967 if (conf_parser_ctx.pass != 1)
1383 adx 30 return;
1384    
1385     strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1386 michael 1751 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1387 michael 1618 "\"%s\", line %u: %s: %s",
1388 adx 30 conffilebuf, lineno + 1, msg, newlinebuf);
1389 michael 1247 ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
1390 adx 30 conffilebuf, lineno + 1, msg, newlinebuf);
1391     }
1392    
1393 michael 1751 void
1394     conf_error_report(const char *msg)
1395     {
1396     char newlinebuf[IRCD_BUFSIZE];
1397    
1398     strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1399     sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1400     "\"%s\", line %u: %s: %s",
1401     conffilebuf, lineno + 1, msg, newlinebuf);
1402     ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
1403     conffilebuf, lineno + 1, msg, newlinebuf);
1404     }
1405    
1406 adx 30 /*
1407     * valid_tkline()
1408 michael 2916 *
1409 adx 30 * inputs - pointer to ascii string to check
1410     * - whether the specified time is in seconds or minutes
1411     * output - -1 not enough parameters
1412     * - 0 if not an integer number, else the number
1413     * side effects - none
1414     * Originally written by Dianora (Diane, db@db.net)
1415     */
1416     time_t
1417 michael 2313 valid_tkline(const char *data, const int minutes)
1418 adx 30 {
1419 michael 2313 const unsigned char *p = (const unsigned char *)data;
1420     unsigned char tmpch = '\0';
1421 adx 30 time_t result = 0;
1422    
1423 michael 2313 while ((tmpch = *p++))
1424 adx 30 {
1425 michael 2313 if (!IsDigit(tmpch))
1426 michael 1121 return 0;
1427 michael 1120
1428     result *= 10;
1429 michael 2313 result += (tmpch & 0xF);
1430 adx 30 }
1431    
1432 michael 1120 /*
1433 michael 2916 * In the degenerate case where oper does a /quote kline 0 user@host :reason
1434 michael 5582 * i.e. they specifically use 0, I am going to return 1 instead as a return
1435     * value of non-zero is used to flag it as a temporary kline
1436 adx 30 */
1437     if (result == 0)
1438     result = 1;
1439    
1440 michael 2916 /*
1441 adx 30 * If the incoming time is in seconds convert it to minutes for the purpose
1442     * of this calculation
1443     */
1444     if (!minutes)
1445 michael 2916 result = result / 60;
1446 adx 30
1447     if (result > MAX_TDKLINE_TIME)
1448     result = MAX_TDKLINE_TIME;
1449    
1450 michael 5582 result = result * 60; /* Turn it into seconds */
1451 adx 30
1452     return result;
1453     }
1454    
1455 michael 2130 /* valid_wild_card_simple()
1456     *
1457     * inputs - data to check for sufficient non-wildcard characters
1458     * outputs - 1 if valid, else 0
1459     * side effects - none
1460     */
1461     int
1462     valid_wild_card_simple(const char *data)
1463     {
1464     const unsigned char *p = (const unsigned char *)data;
1465     unsigned char tmpch = '\0';
1466 michael 3871 unsigned int nonwild = 0;
1467 michael 2130
1468     while ((tmpch = *p++))
1469     {
1470 michael 4264 if (tmpch == '\\' && *p)
1471 michael 2130 {
1472     ++p;
1473 michael 4341 if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1474 michael 2130 return 1;
1475     }
1476     else if (!IsMWildChar(tmpch))
1477     {
1478 michael 4341 if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1479 michael 2130 return 1;
1480     }
1481     }
1482    
1483     return 0;
1484     }
1485    
1486 adx 30 /* valid_wild_card()
1487     *
1488     * input - pointer to client
1489     * - int flag, 0 for no warning oper 1 for warning oper
1490     * - count of following varargs to check
1491     * output - 0 if not valid, 1 if valid
1492     * side effects - NOTICE is given to source_p if warn is 1
1493     */
1494     int
1495     valid_wild_card(struct Client *source_p, int warn, int count, ...)
1496     {
1497 michael 3932 unsigned char tmpch = '\0';
1498 michael 3871 unsigned int nonwild = 0;
1499 adx 30 va_list args;
1500    
1501     /*
1502     * Now we must check the user and host to make sure there
1503     * are at least NONWILDCHARS non-wildcard characters in
1504     * them, otherwise assume they are attempting to kline
1505     * *@* or some variant of that. This code will also catch
1506     * people attempting to kline *@*.tld, as long as NONWILDCHARS
1507     * is greater than 3. In that case, there are only 3 non-wild
1508     * characters (tld), so if NONWILDCHARS is 4, the kline will
1509     * be disallowed.
1510     * -wnder
1511     */
1512    
1513     va_start(args, count);
1514    
1515     while (count--)
1516     {
1517 michael 3932 const unsigned char *p = va_arg(args, const unsigned char *);
1518 adx 30 if (p == NULL)
1519     continue;
1520    
1521     while ((tmpch = *p++))
1522     {
1523     if (!IsKWildChar(tmpch))
1524     {
1525     /*
1526     * If we find enough non-wild characters, we can
1527     * break - no point in searching further.
1528     */
1529 michael 4341 if (++nonwild >= ConfigGeneral.min_nonwildcard)
1530 michael 2659 {
1531     va_end(args);
1532 adx 30 return 1;
1533 michael 2659 }
1534 adx 30 }
1535     }
1536     }
1537    
1538     if (warn)
1539 michael 3110 sendto_one_notice(source_p, &me,
1540 michael 4057 ":Please include at least %u non-wildcard characters with the mask",
1541 michael 4341 ConfigGeneral.min_nonwildcard);
1542 michael 2659 va_end(args);
1543 adx 30 return 0;
1544     }
1545    
1546 michael 4983 /* find_user_host()
1547     *
1548     * inputs - pointer to client placing kline
1549     * - pointer to user_host_or_nick
1550     * - pointer to user buffer
1551     * - pointer to host buffer
1552     * output - 0 if not ok to kline, 1 to kline i.e. if valid user host
1553     * side effects -
1554     */
1555     static int
1556     find_user_host(struct Client *source_p, char *user_host_or_nick,
1557 michael 5782 char *luser, char *lhost)
1558 michael 4983 {
1559     struct Client *target_p = NULL;
1560     char *hostp = NULL;
1561    
1562     if (lhost == NULL)
1563     {
1564     strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
1565     return 1;
1566     }
1567    
1568     if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
1569     {
1570     /* Explicit user@host mask given */
1571     if (hostp) /* I'm a little user@host */
1572     {
1573     *(hostp++) = '\0'; /* short and squat */
1574    
1575     if (*user_host_or_nick)
1576     strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
1577     else
1578     strcpy(luser, "*");
1579    
1580     if (*hostp)
1581     strlcpy(lhost, hostp, HOSTLEN + 1); /* here is my host */
1582     else
1583     strcpy(lhost, "*");
1584     }
1585     else
1586     {
1587     luser[0] = '*'; /* no @ found, assume its *@somehost */
1588     luser[1] = '\0';
1589     strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
1590     }
1591    
1592     return 1;
1593     }
1594     else
1595     {
1596     /* Try to find user@host mask from nick */
1597     /* Okay to use source_p as the first param, because source_p == client_p */
1598     if ((target_p =
1599     find_chasing(source_p, user_host_or_nick)) == NULL)
1600     return 0; /* find_chasing sends ERR_NOSUCHNICK */
1601    
1602     if (IsExemptKline(target_p))
1603     {
1604     if (IsClient(source_p))
1605     sendto_one_notice(source_p, &me, ":%s is E-lined", target_p->name);
1606     return 0;
1607     }
1608    
1609     /*
1610 michael 5582 * Turn the "user" bit into "*user", blow away '~'
1611 michael 4983 * if found in original user name (non-idented)
1612     */
1613     strlcpy(luser, target_p->username, USERLEN*4 + 1);
1614    
1615     if (target_p->username[0] == '~')
1616     luser[0] = '*';
1617    
1618     if (!strcmp(target_p->sockhost, "0"))
1619     strlcpy(lhost, target_p->host, HOSTLEN*4 + 1);
1620     else
1621     strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
1622     return 1;
1623     }
1624    
1625     return 0;
1626     }
1627    
1628 adx 30 /* XXX should this go into a separate file ? -Dianora */
1629     /* parse_aline
1630     *
1631     * input - pointer to cmd name being used
1632     * - pointer to client using cmd
1633     * - parc parameter count
1634     * - parv[] list of parameters to parse
1635     * - parse_flags bit map of things to test
1636     * - pointer to user or string to parse into
1637     * - pointer to host or NULL to parse into if non NULL
1638 michael 2916 * - pointer to optional tkline time or NULL
1639 adx 30 * - pointer to target_server to parse into if non NULL
1640     * - pointer to reason to parse into
1641     *
1642 michael 5775 * output - 1 if valid, 0 if not valid
1643 adx 30 * side effects - A generalised k/d/x etc. line parser,
1644     * "ALINE [time] user@host|string [ON] target :reason"
1645     * will parse returning a parsed user, host if
1646     * h_p pointer is non NULL, string otherwise.
1647     * if tkline_time pointer is non NULL a tk line will be set
1648     * to non zero if found.
1649     * if tkline_time pointer is NULL and tk line is found,
1650     * error is reported.
1651     * if target_server is NULL and an "ON" is found error
1652     * is reported.
1653     * if reason pointer is NULL ignore pointer,
1654 db 936 * this allows use of parse_a_line in unkline etc.
1655 adx 30 *
1656     * - Dianora
1657     */
1658     int
1659     parse_aline(const char *cmd, struct Client *source_p,
1660 michael 2182 int parc, char **parv,
1661     int parse_flags, char **up_p, char **h_p, time_t *tkline_time,
1662     char **target_server, char **reason)
1663 adx 30 {
1664     int found_tkline_time=0;
1665 michael 3500 static char def_reason[] = CONF_NOREASON;
1666 adx 30 static char user[USERLEN*4+1];
1667     static char host[HOSTLEN*4+1];
1668    
1669     parv++;
1670     parc--;
1671    
1672     found_tkline_time = valid_tkline(*parv, TK_MINUTES);
1673    
1674 michael 4983 if (found_tkline_time)
1675 adx 30 {
1676     parv++;
1677     parc--;
1678    
1679 michael 4983 if (tkline_time)
1680 adx 30 *tkline_time = found_tkline_time;
1681     else
1682     {
1683 michael 3110 sendto_one_notice(source_p, &me, ":temp_line not supported by %s", cmd);
1684 michael 5775 return 0;
1685 adx 30 }
1686     }
1687    
1688     if (parc == 0)
1689     {
1690 michael 3109 sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1691 michael 5775 return 0;
1692 adx 30 }
1693    
1694     if (h_p == NULL)
1695     *up_p = *parv;
1696     else
1697     {
1698 michael 5782 if (find_user_host(source_p, *parv, user, host) == 0)
1699 michael 5775 return 0;
1700 adx 30
1701     *up_p = user;
1702     *h_p = host;
1703     }
1704 michael 2916
1705 adx 30 parc--;
1706     parv++;
1707    
1708 michael 4983 if (parc)
1709 adx 30 {
1710     if (irccmp(*parv, "ON") == 0)
1711     {
1712     parc--;
1713     parv++;
1714    
1715     if (target_server == NULL)
1716     {
1717 michael 3110 sendto_one_notice(source_p, &me, ":ON server not supported by %s", cmd);
1718 michael 5775 return 0;
1719 adx 30 }
1720    
1721 michael 1219 if (!HasOFlag(source_p, OPER_FLAG_REMOTEBAN))
1722 adx 30 {
1723 michael 3109 sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "remoteban");
1724 michael 5775 return 0;
1725 adx 30 }
1726    
1727     if (parc == 0 || EmptyString(*parv))
1728     {
1729 michael 3109 sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1730 michael 5775 return 0;
1731 adx 30 }
1732    
1733     *target_server = *parv;
1734     parc--;
1735     parv++;
1736     }
1737     else
1738     {
1739     /* Make sure target_server *is* NULL if no ON server found
1740     * caller probably NULL'd it first, but no harm to do it again -db
1741     */
1742 michael 4983 if (target_server)
1743 michael 2182 *target_server = NULL;
1744 adx 30 }
1745     }
1746    
1747 michael 4983 if (h_p)
1748 adx 30 {
1749 michael 4983 if (strchr(user, '!'))
1750 adx 30 {
1751 michael 3110 sendto_one_notice(source_p, &me, ":Invalid character '!' in kline");
1752 michael 5775 return 0;
1753 adx 30 }
1754    
1755 michael 1243 if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, 2, *up_p, *h_p))
1756 michael 5775 return 0;
1757 adx 30 }
1758     else
1759 michael 1243 if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, 1, *up_p))
1760 michael 5775 return 0;
1761 adx 30
1762 michael 4983 if (reason)
1763 adx 30 {
1764 michael 4983 if (parc && !EmptyString(*parv))
1765 adx 30 {
1766     *reason = *parv;
1767 michael 4983
1768 michael 1243 if (!valid_comment(source_p, *reason, 1))
1769 michael 5775 return 0;
1770 adx 30 }
1771     else
1772     *reason = def_reason;
1773     }
1774    
1775     return 1;
1776     }
1777    
1778     /* valid_comment()
1779     *
1780     * inputs - pointer to client
1781     * - pointer to comment
1782     * output - 0 if no valid comment,
1783     * - 1 if valid
1784     * side effects - truncates reason where necessary
1785     */
1786     int
1787     valid_comment(struct Client *source_p, char *comment, int warn)
1788     {
1789     if (strlen(comment) > REASONLEN)
1790     comment[REASONLEN-1] = '\0';
1791    
1792     return 1;
1793     }
1794    
1795     /* match_conf_password()
1796     *
1797     * inputs - pointer to given password
1798     * - pointer to Conf
1799     * output - 1 or 0 if match
1800     * side effects - none
1801     */
1802     int
1803 michael 1632 match_conf_password(const char *password, const struct MaskItem *conf)
1804 adx 30 {
1805     const char *encr = NULL;
1806    
1807 michael 1632 if (EmptyString(password) || EmptyString(conf->passwd))
1808 adx 30 return 0;
1809    
1810 michael 1632 if (conf->flags & CONF_FLAGS_ENCRYPTED)
1811     encr = crypt(password, conf->passwd);
1812 adx 30 else
1813     encr = password;
1814    
1815 michael 3263 return encr && !strcmp(encr, conf->passwd);
1816 adx 30 }
1817    
1818     /*
1819     * cluster_a_line
1820     *
1821     * inputs - client sending the cluster
1822     * - command name "KLINE" "XLINE" etc.
1823 michael 3347 * - capab -- CAP_KLN etc. from server.h
1824 michael 1309 * - cluster type -- CLUSTER_KLINE etc. from conf.h
1825 adx 30 * - pattern and args to send along
1826     * output - none
1827     * side effects - Take source_p send the pattern with args given
1828     * along to all servers that match capab and cluster type
1829     */
1830     void
1831 michael 5585 cluster_a_line(struct Client *source_p, const char *command, unsigned int capab,
1832     unsigned int cluster_type, const char *pattern, ...)
1833 adx 30 {
1834     va_list args;
1835 michael 3375 char buffer[IRCD_BUFSIZE] = "";
1836 michael 4816 const dlink_node *node = NULL;
1837 adx 30
1838     va_start(args, pattern);
1839     vsnprintf(buffer, sizeof(buffer), pattern, args);
1840     va_end(args);
1841    
1842 michael 4816 DLINK_FOREACH(node, cluster_items.head)
1843 adx 30 {
1844 michael 4816 const struct MaskItem *conf = node->data;
1845 adx 30
1846     if (conf->flags & cluster_type)
1847 michael 5582 sendto_match_servs(source_p, conf->name, CAP_CLUSTER | capab,
1848 michael 2182 "%s %s %s", command, conf->name, buffer);
1849 adx 30 }
1850     }
1851    
1852     /*
1853     * split_nuh
1854     *
1855     * inputs - pointer to original mask (modified in place)
1856     * - pointer to pointer where nick should go
1857     * - pointer to pointer where user should go
1858     * - pointer to pointer where host should go
1859     * output - NONE
1860     * side effects - mask is modified in place
1861     * If nick pointer is NULL, ignore writing to it
1862     * this allows us to use this function elsewhere.
1863     *
1864     * mask nick user host
1865     * ---------------------- ------- ------- ------
1866     * Dianora!db@db.net Dianora db db.net
1867     * Dianora Dianora * *
1868     * db.net * * db.net
1869     * OR if nick pointer is NULL
1870     * Dianora - * Dianora
1871     * Dianora! Dianora * *
1872     * Dianora!@ Dianora * *
1873     * Dianora!db Dianora db *
1874     * Dianora!@db.net Dianora * db.net
1875     * db@db.net * db db.net
1876     * !@ * * *
1877     * @ * * *
1878     * ! * * *
1879     */
1880     void
1881 michael 593 split_nuh(struct split_nuh_item *const iptr)
1882 adx 30 {
1883     char *p = NULL, *q = NULL;
1884    
1885 michael 593 if (iptr->nickptr)
1886     strlcpy(iptr->nickptr, "*", iptr->nicksize);
1887 michael 4983
1888 michael 593 if (iptr->userptr)
1889     strlcpy(iptr->userptr, "*", iptr->usersize);
1890 michael 4983
1891 michael 593 if (iptr->hostptr)
1892     strlcpy(iptr->hostptr, "*", iptr->hostsize);
1893    
1894     if ((p = strchr(iptr->nuhmask, '!')))
1895 adx 30 {
1896     *p = '\0';
1897    
1898 michael 3375 if (iptr->nickptr && *iptr->nuhmask)
1899 michael 593 strlcpy(iptr->nickptr, iptr->nuhmask, iptr->nicksize);
1900 adx 30
1901 michael 2525 if ((q = strchr(++p, '@')))
1902     {
1903 michael 593 *q++ = '\0';
1904    
1905 michael 3375 if (*p)
1906 michael 593 strlcpy(iptr->userptr, p, iptr->usersize);
1907 adx 30
1908 michael 3375 if (*q)
1909 michael 593 strlcpy(iptr->hostptr, q, iptr->hostsize);
1910 adx 30 }
1911     else
1912     {
1913 michael 3375 if (*p)
1914 michael 593 strlcpy(iptr->userptr, p, iptr->usersize);
1915 adx 30 }
1916     }
1917 michael 593 else
1918 adx 30 {
1919 michael 593 /* No ! found so lets look for a user@host */
1920     if ((p = strchr(iptr->nuhmask, '@')))
1921 adx 30 {
1922 michael 593 /* if found a @ */
1923     *p++ = '\0';
1924 adx 30
1925 michael 3375 if (*iptr->nuhmask)
1926 michael 593 strlcpy(iptr->userptr, iptr->nuhmask, iptr->usersize);
1927 adx 30
1928 michael 3375 if (*p)
1929 michael 593 strlcpy(iptr->hostptr, p, iptr->hostsize);
1930 adx 30 }
1931 michael 593 else
1932 adx 30 {
1933 michael 5582 /* No @ found */
1934 michael 593 if (!iptr->nickptr || strpbrk(iptr->nuhmask, ".:"))
1935     strlcpy(iptr->hostptr, iptr->nuhmask, iptr->hostsize);
1936 adx 30 else
1937 michael 593 strlcpy(iptr->nickptr, iptr->nuhmask, iptr->nicksize);
1938 adx 30 }
1939     }
1940     }

Properties

Name Value
svn:eol-style native
svn:keywords Id Revision