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212380e3 | 1 | /* |
2 | * ircd-ratbox: an advanced Internet Relay Chat Daemon(ircd). | |
3 | * s_newconf.c - code for dealing with conf stuff | |
4 | * | |
5 | * Copyright (C) 2004 Lee Hardy <lee@leeh.co.uk> | |
6 | * Copyright (C) 2004-2005 ircd-ratbox development team | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions are | |
10 | * met: | |
11 | * | |
12 | * 1.Redistributions of source code must retain the above copyright notice, | |
13 | * this list of conditions and the following disclaimer. | |
14 | * 2.Redistributions in binary form must reproduce the above copyright | |
15 | * notice, this list of conditions and the following disclaimer in the | |
16 | * documentation and/or other materials provided with the distribution. | |
17 | * 3.The name of the author may not be used to endorse or promote products | |
18 | * derived from this software without specific prior written permission. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
21 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
22 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
23 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, | |
24 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
25 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
26 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
28 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
29 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
30 | * POSSIBILITY OF SUCH DAMAGE. | |
31 | * | |
212380e3 | 32 | */ |
33 | ||
34 | #include "stdinc.h" | |
35 | #include "ircd_defs.h" | |
36 | #include "common.h" | |
37 | #include "s_conf.h" | |
38 | #include "s_newconf.h" | |
212380e3 | 39 | #include "client.h" |
212380e3 | 40 | #include "s_serv.h" |
41 | #include "send.h" | |
42 | #include "hostmask.h" | |
43 | #include "newconf.h" | |
44 | #include "hash.h" | |
b37021a4 | 45 | #include "irc_dictionary.h" |
212380e3 | 46 | |
af81d5a0 WP |
47 | rb_dlink_list shared_conf_list; |
48 | rb_dlink_list cluster_conf_list; | |
49 | rb_dlink_list oper_conf_list; | |
50 | rb_dlink_list hubleaf_conf_list; | |
51 | rb_dlink_list server_conf_list; | |
52 | rb_dlink_list xline_conf_list; | |
53 | rb_dlink_list resv_conf_list; /* nicks only! */ | |
54 | rb_dlink_list nd_list; /* nick delay */ | |
55 | rb_dlink_list tgchange_list; | |
212380e3 | 56 | |
7f4fa195 | 57 | rb_patricia_tree_t *tgchange_tree; |
212380e3 | 58 | |
6e9b4415 | 59 | static rb_bh *nd_heap = NULL; |
212380e3 | 60 | |
61 | static void expire_temp_rxlines(void *unused); | |
62 | static void expire_nd_entries(void *unused); | |
63 | ||
7c944f64 WP |
64 | struct ev_entry *expire_nd_entries_ev = NULL; |
65 | struct ev_entry *expire_temp_rxlines_ev = NULL; | |
66 | ||
212380e3 | 67 | void |
68 | init_s_newconf(void) | |
69 | { | |
7c944f64 WP |
70 | tgchange_tree = rb_new_patricia(PATRICIA_BITS); |
71 | nd_heap = rb_bh_create(sizeof(struct nd_entry), ND_HEAP_SIZE, "nd_heap"); | |
72 | expire_nd_entries_ev = rb_event_addish("expire_nd_entries", expire_nd_entries, NULL, 30); | |
73 | expire_temp_rxlines_ev = rb_event_addish("expire_temp_rxlines", expire_temp_rxlines, NULL, 60); | |
212380e3 | 74 | } |
75 | ||
76 | void | |
77 | clear_s_newconf(void) | |
78 | { | |
79 | struct server_conf *server_p; | |
af81d5a0 | 80 | rb_dlink_node *ptr; |
90a3c35b | 81 | rb_dlink_node *next_ptr; |
212380e3 | 82 | |
90a3c35b | 83 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, shared_conf_list.head) |
212380e3 | 84 | { |
85 | /* ptr here is ptr->data->node */ | |
af81d5a0 | 86 | rb_dlinkDelete(ptr, &shared_conf_list); |
212380e3 | 87 | free_remote_conf(ptr->data); |
88 | } | |
89 | ||
90a3c35b | 90 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, cluster_conf_list.head) |
212380e3 | 91 | { |
af81d5a0 | 92 | rb_dlinkDelete(ptr, &cluster_conf_list); |
212380e3 | 93 | free_remote_conf(ptr->data); |
94 | } | |
95 | ||
90a3c35b | 96 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, hubleaf_conf_list.head) |
212380e3 | 97 | { |
af81d5a0 | 98 | rb_dlinkDelete(ptr, &hubleaf_conf_list); |
212380e3 | 99 | free_remote_conf(ptr->data); |
100 | } | |
101 | ||
90a3c35b | 102 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, oper_conf_list.head) |
212380e3 | 103 | { |
104 | free_oper_conf(ptr->data); | |
af81d5a0 | 105 | rb_dlinkDestroy(ptr, &oper_conf_list); |
212380e3 | 106 | } |
107 | ||
90a3c35b | 108 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, server_conf_list.head) |
212380e3 | 109 | { |
110 | server_p = ptr->data; | |
111 | ||
112 | if(!server_p->servers) | |
113 | { | |
af81d5a0 | 114 | rb_dlinkDelete(ptr, &server_conf_list); |
212380e3 | 115 | free_server_conf(ptr->data); |
116 | } | |
117 | else | |
118 | server_p->flags |= SERVER_ILLEGAL; | |
119 | } | |
120 | } | |
121 | ||
122 | void | |
123 | clear_s_newconf_bans(void) | |
124 | { | |
125 | struct ConfItem *aconf; | |
90a3c35b | 126 | rb_dlink_node *ptr, *next_ptr; |
212380e3 | 127 | |
90a3c35b | 128 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, xline_conf_list.head) |
212380e3 | 129 | { |
130 | aconf = ptr->data; | |
131 | ||
132 | if(aconf->hold) | |
133 | continue; | |
134 | ||
135 | free_conf(aconf); | |
af81d5a0 | 136 | rb_dlinkDestroy(ptr, &xline_conf_list); |
212380e3 | 137 | } |
138 | ||
90a3c35b | 139 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, resv_conf_list.head) |
212380e3 | 140 | { |
141 | aconf = ptr->data; | |
142 | ||
143 | /* temporary resv */ | |
144 | if(aconf->hold) | |
145 | continue; | |
146 | ||
147 | free_conf(aconf); | |
af81d5a0 | 148 | rb_dlinkDestroy(ptr, &resv_conf_list); |
212380e3 | 149 | } |
150 | ||
151 | clear_resv_hash(); | |
152 | } | |
153 | ||
154 | struct remote_conf * | |
155 | make_remote_conf(void) | |
156 | { | |
8e43b0b4 | 157 | struct remote_conf *remote_p = rb_malloc(sizeof(struct remote_conf)); |
212380e3 | 158 | return remote_p; |
159 | } | |
160 | ||
161 | void | |
162 | free_remote_conf(struct remote_conf *remote_p) | |
163 | { | |
164 | s_assert(remote_p != NULL); | |
165 | if(remote_p == NULL) | |
166 | return; | |
167 | ||
90a3c35b VY |
168 | rb_free(remote_p->username); |
169 | rb_free(remote_p->host); | |
170 | rb_free(remote_p->server); | |
171 | rb_free(remote_p); | |
212380e3 | 172 | } |
173 | ||
174 | int | |
175 | find_shared_conf(const char *username, const char *host, | |
176 | const char *server, int flags) | |
177 | { | |
178 | struct remote_conf *shared_p; | |
af81d5a0 | 179 | rb_dlink_node *ptr; |
212380e3 | 180 | |
8e69bb4e | 181 | RB_DLINK_FOREACH(ptr, shared_conf_list.head) |
212380e3 | 182 | { |
183 | shared_p = ptr->data; | |
184 | ||
185 | if(match(shared_p->username, username) && | |
186 | match(shared_p->host, host) && | |
187 | match(shared_p->server, server)) | |
188 | { | |
189 | if(shared_p->flags & flags) | |
190 | return YES; | |
191 | else | |
192 | return NO; | |
193 | } | |
194 | } | |
195 | ||
196 | return NO; | |
197 | } | |
198 | ||
199 | void | |
200 | propagate_generic(struct Client *source_p, const char *command, | |
201 | const char *target, int cap, const char *format, ...) | |
202 | { | |
203 | char buffer[BUFSIZE]; | |
204 | va_list args; | |
205 | ||
206 | va_start(args, format); | |
7c944f64 | 207 | rb_vsnprintf(buffer, sizeof(buffer), format, args); |
212380e3 | 208 | va_end(args); |
209 | ||
210 | sendto_match_servs(source_p, target, cap, NOCAPS, | |
211 | "%s %s %s", | |
212 | command, target, buffer); | |
213 | sendto_match_servs(source_p, target, CAP_ENCAP, cap, | |
214 | "ENCAP %s %s %s", | |
215 | target, command, buffer); | |
216 | } | |
217 | ||
218 | void | |
219 | cluster_generic(struct Client *source_p, const char *command, | |
220 | int cltype, int cap, const char *format, ...) | |
221 | { | |
222 | char buffer[BUFSIZE]; | |
223 | struct remote_conf *shared_p; | |
224 | va_list args; | |
af81d5a0 | 225 | rb_dlink_node *ptr; |
212380e3 | 226 | |
227 | va_start(args, format); | |
7c944f64 | 228 | rb_vsnprintf(buffer, sizeof(buffer), format, args); |
212380e3 | 229 | va_end(args); |
230 | ||
8e69bb4e | 231 | RB_DLINK_FOREACH(ptr, cluster_conf_list.head) |
212380e3 | 232 | { |
233 | shared_p = ptr->data; | |
234 | ||
235 | if(!(shared_p->flags & cltype)) | |
236 | continue; | |
237 | ||
238 | sendto_match_servs(source_p, shared_p->server, cap, NOCAPS, | |
239 | "%s %s %s", | |
240 | command, shared_p->server, buffer); | |
241 | sendto_match_servs(source_p, shared_p->server, CAP_ENCAP, cap, | |
242 | "ENCAP %s %s %s", | |
243 | shared_p->server, command, buffer); | |
244 | } | |
245 | } | |
246 | ||
247 | struct oper_conf * | |
248 | make_oper_conf(void) | |
249 | { | |
8e43b0b4 | 250 | struct oper_conf *oper_p = rb_malloc(sizeof(struct oper_conf)); |
212380e3 | 251 | return oper_p; |
252 | } | |
253 | ||
254 | void | |
255 | free_oper_conf(struct oper_conf *oper_p) | |
256 | { | |
257 | s_assert(oper_p != NULL); | |
258 | if(oper_p == NULL) | |
259 | return; | |
260 | ||
90a3c35b VY |
261 | rb_free(oper_p->username); |
262 | rb_free(oper_p->host); | |
263 | rb_free(oper_p->name); | |
212380e3 | 264 | |
265 | if(oper_p->passwd) | |
266 | { | |
267 | memset(oper_p->passwd, 0, strlen(oper_p->passwd)); | |
90a3c35b | 268 | rb_free(oper_p->passwd); |
212380e3 | 269 | } |
270 | ||
271 | #ifdef HAVE_LIBCRYPTO | |
90a3c35b | 272 | rb_free(oper_p->rsa_pubkey_file); |
212380e3 | 273 | |
274 | if(oper_p->rsa_pubkey) | |
275 | RSA_free(oper_p->rsa_pubkey); | |
276 | #endif | |
277 | ||
90a3c35b | 278 | rb_free(oper_p); |
212380e3 | 279 | } |
280 | ||
281 | struct oper_conf * | |
282 | find_oper_conf(const char *username, const char *host, const char *locip, const char *name) | |
283 | { | |
284 | struct oper_conf *oper_p; | |
3ea5fee7 | 285 | struct rb_sockaddr_storage ip, cip; |
212380e3 | 286 | char addr[HOSTLEN+1]; |
287 | int bits, cbits; | |
af81d5a0 | 288 | rb_dlink_node *ptr; |
212380e3 | 289 | |
290 | parse_netmask(locip, (struct sockaddr *)&cip, &cbits); | |
291 | ||
8e69bb4e | 292 | RB_DLINK_FOREACH(ptr, oper_conf_list.head) |
212380e3 | 293 | { |
294 | oper_p = ptr->data; | |
295 | ||
296 | /* name/username doesnt match.. */ | |
297 | if(irccmp(oper_p->name, name) || !match(oper_p->username, username)) | |
298 | continue; | |
299 | ||
907468c4 | 300 | rb_strlcpy(addr, oper_p->host, sizeof(addr)); |
212380e3 | 301 | |
302 | if(parse_netmask(addr, (struct sockaddr *)&ip, &bits) != HM_HOST) | |
303 | { | |
304 | if(ip.ss_family == cip.ss_family && | |
305 | comp_with_mask_sock((struct sockaddr *)&ip, (struct sockaddr *)&cip, bits)) | |
306 | return oper_p; | |
307 | } | |
308 | ||
309 | /* we have to compare against the host as well, because its | |
310 | * valid to set a spoof to an IP, which if we only compare | |
311 | * in ip form to sockhost will not necessarily match --anfl | |
312 | */ | |
313 | if(match(oper_p->host, host)) | |
314 | return oper_p; | |
315 | } | |
316 | ||
317 | return NULL; | |
318 | } | |
319 | ||
212380e3 | 320 | struct server_conf * |
321 | make_server_conf(void) | |
322 | { | |
8e43b0b4 | 323 | struct server_conf *server_p = rb_malloc(sizeof(struct server_conf)); |
212380e3 | 324 | server_p->aftype = AF_INET; |
325 | return server_p; | |
326 | } | |
327 | ||
328 | void | |
329 | free_server_conf(struct server_conf *server_p) | |
330 | { | |
331 | s_assert(server_p != NULL); | |
332 | if(server_p == NULL) | |
333 | return; | |
334 | ||
335 | if(!EmptyString(server_p->passwd)) | |
336 | { | |
337 | memset(server_p->passwd, 0, strlen(server_p->passwd)); | |
90a3c35b | 338 | rb_free(server_p->passwd); |
212380e3 | 339 | } |
340 | ||
341 | if(!EmptyString(server_p->spasswd)) | |
342 | { | |
343 | memset(server_p->spasswd, 0, strlen(server_p->spasswd)); | |
90a3c35b | 344 | rb_free(server_p->spasswd); |
212380e3 | 345 | } |
346 | ||
90a3c35b VY |
347 | rb_free(server_p->name); |
348 | rb_free(server_p->host); | |
349 | rb_free(server_p->class_name); | |
350 | rb_free(server_p); | |
212380e3 | 351 | } |
352 | ||
353 | void | |
354 | add_server_conf(struct server_conf *server_p) | |
355 | { | |
356 | if(EmptyString(server_p->class_name)) | |
357 | { | |
62d28946 | 358 | server_p->class_name = rb_strdup("default"); |
212380e3 | 359 | server_p->class = default_class; |
360 | return; | |
361 | } | |
362 | ||
363 | server_p->class = find_class(server_p->class_name); | |
364 | ||
365 | if(server_p->class == default_class) | |
366 | { | |
367 | conf_report_error("Warning connect::class invalid for %s", | |
368 | server_p->name); | |
369 | ||
90a3c35b | 370 | rb_free(server_p->class_name); |
62d28946 | 371 | server_p->class_name = rb_strdup("default"); |
212380e3 | 372 | } |
373 | ||
374 | if(strchr(server_p->host, '*') || strchr(server_p->host, '?')) | |
375 | return; | |
376 | } | |
377 | ||
378 | struct server_conf * | |
379 | find_server_conf(const char *name) | |
380 | { | |
381 | struct server_conf *server_p; | |
af81d5a0 | 382 | rb_dlink_node *ptr; |
212380e3 | 383 | |
8e69bb4e | 384 | RB_DLINK_FOREACH(ptr, server_conf_list.head) |
212380e3 | 385 | { |
386 | server_p = ptr->data; | |
387 | ||
388 | if(ServerConfIllegal(server_p)) | |
389 | continue; | |
390 | ||
391 | if(match(name, server_p->name)) | |
392 | return server_p; | |
393 | } | |
394 | ||
395 | return NULL; | |
396 | } | |
397 | ||
398 | void | |
399 | attach_server_conf(struct Client *client_p, struct server_conf *server_p) | |
400 | { | |
401 | /* already have an attached conf */ | |
402 | if(client_p->localClient->att_sconf) | |
403 | { | |
404 | /* short circuit this special case :) */ | |
405 | if(client_p->localClient->att_sconf == server_p) | |
406 | return; | |
407 | ||
408 | detach_server_conf(client_p); | |
409 | } | |
410 | ||
411 | CurrUsers(server_p->class)++; | |
412 | ||
413 | client_p->localClient->att_sconf = server_p; | |
414 | server_p->servers++; | |
415 | } | |
416 | ||
417 | void | |
418 | detach_server_conf(struct Client *client_p) | |
419 | { | |
420 | struct server_conf *server_p = client_p->localClient->att_sconf; | |
421 | ||
422 | if(server_p == NULL) | |
423 | return; | |
424 | ||
425 | client_p->localClient->att_sconf = NULL; | |
426 | server_p->servers--; | |
427 | CurrUsers(server_p->class)--; | |
428 | ||
429 | if(ServerConfIllegal(server_p) && !server_p->servers) | |
430 | { | |
431 | /* the class this one is using may need destroying too */ | |
432 | if(MaxUsers(server_p->class) < 0 && CurrUsers(server_p->class) <= 0) | |
433 | free_class(server_p->class); | |
434 | ||
af81d5a0 | 435 | rb_dlinkDelete(&server_p->node, &server_conf_list); |
212380e3 | 436 | free_server_conf(server_p); |
437 | } | |
438 | } | |
439 | ||
440 | void | |
6d18bf1a | 441 | set_server_conf_autoconn(struct Client *source_p, const char *name, int newval) |
212380e3 | 442 | { |
443 | struct server_conf *server_p; | |
444 | ||
445 | if((server_p = find_server_conf(name)) != NULL) | |
446 | { | |
447 | if(newval) | |
448 | server_p->flags |= SERVER_AUTOCONN; | |
449 | else | |
450 | server_p->flags &= ~SERVER_AUTOCONN; | |
451 | ||
452 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
453 | "%s has changed AUTOCONN for %s to %i", | |
454 | get_oper_name(source_p), name, newval); | |
455 | } | |
456 | else | |
5366977b | 457 | sendto_one_notice(source_p, ":Can't find %s", name); |
212380e3 | 458 | } |
459 | ||
6b2cf989 JT |
460 | void |
461 | disable_server_conf_autoconn(const char *name) | |
462 | { | |
463 | struct server_conf *server_p; | |
464 | ||
465 | server_p = find_server_conf(name); | |
466 | if(server_p != NULL && server_p->flags & SERVER_AUTOCONN) | |
467 | { | |
468 | server_p->flags &= ~SERVER_AUTOCONN; | |
469 | ||
470 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
471 | "Disabling AUTOCONN for %s because of error", | |
472 | name); | |
473 | ilog(L_SERVER, "Disabling AUTOCONN for %s because of error", | |
474 | name); | |
475 | } | |
476 | } | |
477 | ||
212380e3 | 478 | struct ConfItem * |
479 | find_xline(const char *gecos, int counter) | |
480 | { | |
481 | struct ConfItem *aconf; | |
af81d5a0 | 482 | rb_dlink_node *ptr; |
212380e3 | 483 | |
8e69bb4e | 484 | RB_DLINK_FOREACH(ptr, xline_conf_list.head) |
212380e3 | 485 | { |
486 | aconf = ptr->data; | |
487 | ||
70c6c150 | 488 | if(match_esc(aconf->host, gecos)) |
212380e3 | 489 | { |
490 | if(counter) | |
491 | aconf->port++; | |
492 | return aconf; | |
493 | } | |
494 | } | |
495 | ||
496 | return NULL; | |
497 | } | |
498 | ||
0fdb2570 JT |
499 | struct ConfItem * |
500 | find_xline_mask(const char *gecos) | |
501 | { | |
502 | struct ConfItem *aconf; | |
af81d5a0 | 503 | rb_dlink_node *ptr; |
0fdb2570 | 504 | |
8e69bb4e | 505 | RB_DLINK_FOREACH(ptr, xline_conf_list.head) |
0fdb2570 JT |
506 | { |
507 | aconf = ptr->data; | |
508 | ||
70c6c150 | 509 | if(!irccmp(aconf->host, gecos)) |
0fdb2570 JT |
510 | return aconf; |
511 | } | |
512 | ||
513 | return NULL; | |
514 | } | |
515 | ||
212380e3 | 516 | struct ConfItem * |
517 | find_nick_resv(const char *name) | |
518 | { | |
519 | struct ConfItem *aconf; | |
af81d5a0 | 520 | rb_dlink_node *ptr; |
212380e3 | 521 | |
8e69bb4e | 522 | RB_DLINK_FOREACH(ptr, resv_conf_list.head) |
212380e3 | 523 | { |
524 | aconf = ptr->data; | |
525 | ||
70c6c150 | 526 | if(match_esc(aconf->host, name)) |
212380e3 | 527 | { |
528 | aconf->port++; | |
529 | return aconf; | |
530 | } | |
531 | } | |
532 | ||
533 | return NULL; | |
534 | } | |
535 | ||
0fdb2570 JT |
536 | struct ConfItem * |
537 | find_nick_resv_mask(const char *name) | |
538 | { | |
539 | struct ConfItem *aconf; | |
af81d5a0 | 540 | rb_dlink_node *ptr; |
0fdb2570 | 541 | |
8e69bb4e | 542 | RB_DLINK_FOREACH(ptr, resv_conf_list.head) |
0fdb2570 JT |
543 | { |
544 | aconf = ptr->data; | |
545 | ||
70c6c150 | 546 | if(!irccmp(aconf->host, name)) |
0fdb2570 JT |
547 | return aconf; |
548 | } | |
549 | ||
550 | return NULL; | |
551 | } | |
552 | ||
212380e3 | 553 | /* clean_resv_nick() |
554 | * | |
555 | * inputs - nick | |
556 | * outputs - 1 if nick is vaild resv, 0 otherwise | |
557 | * side effects - | |
558 | */ | |
559 | int | |
560 | clean_resv_nick(const char *nick) | |
561 | { | |
562 | char tmpch; | |
563 | int as = 0; | |
564 | int q = 0; | |
565 | int ch = 0; | |
566 | ||
567 | if(*nick == '-' || IsDigit(*nick)) | |
568 | return 0; | |
569 | ||
570 | while ((tmpch = *nick++)) | |
571 | { | |
572 | if(tmpch == '?' || tmpch == '@' || tmpch == '#') | |
573 | q++; | |
574 | else if(tmpch == '*') | |
575 | as++; | |
576 | else if(IsNickChar(tmpch)) | |
577 | ch++; | |
578 | else | |
579 | return 0; | |
580 | } | |
581 | ||
582 | if(!ch && as) | |
583 | return 0; | |
584 | ||
585 | return 1; | |
586 | } | |
587 | ||
588 | /* valid_wild_card_simple() | |
589 | * | |
590 | * inputs - "thing" to test | |
591 | * outputs - 1 if enough wildcards, else 0 | |
592 | * side effects - | |
593 | */ | |
594 | int | |
595 | valid_wild_card_simple(const char *data) | |
596 | { | |
597 | const char *p; | |
598 | char tmpch; | |
599 | int nonwild = 0; | |
7d08aa89 | 600 | int wild = 0; |
212380e3 | 601 | |
602 | /* check the string for minimum number of nonwildcard chars */ | |
603 | p = data; | |
604 | ||
605 | while((tmpch = *p++)) | |
606 | { | |
607 | /* found an escape, p points to the char after it, so skip | |
608 | * that and move on. | |
609 | */ | |
7d08aa89 | 610 | if(tmpch == '\\' && *p) |
212380e3 | 611 | { |
612 | p++; | |
7d08aa89 | 613 | if(++nonwild >= ConfigFileEntry.min_nonwildcard_simple) |
614 | return 1; | |
212380e3 | 615 | } |
616 | else if(!IsMWildChar(tmpch)) | |
617 | { | |
618 | /* if we have enough nonwildchars, return */ | |
619 | if(++nonwild >= ConfigFileEntry.min_nonwildcard_simple) | |
620 | return 1; | |
621 | } | |
7d08aa89 | 622 | else |
623 | wild++; | |
212380e3 | 624 | } |
625 | ||
7d08aa89 | 626 | /* strings without wilds are also ok */ |
627 | return wild == 0; | |
212380e3 | 628 | } |
629 | ||
630 | time_t | |
631 | valid_temp_time(const char *p) | |
632 | { | |
633 | time_t result = 0; | |
634 | ||
635 | while(*p) | |
636 | { | |
637 | if(IsDigit(*p)) | |
638 | { | |
639 | result *= 10; | |
640 | result += ((*p) & 0xF); | |
641 | p++; | |
642 | } | |
643 | else | |
644 | return -1; | |
645 | } | |
646 | ||
647 | if(result > (60 * 24 * 7 * 52)) | |
648 | result = (60 * 24 * 7 * 52); | |
649 | ||
650 | return(result * 60); | |
651 | } | |
652 | ||
12894c88 | 653 | /* Propagated bans are expired elsewhere. */ |
212380e3 | 654 | static void |
655 | expire_temp_rxlines(void *unused) | |
656 | { | |
657 | struct ConfItem *aconf; | |
af81d5a0 | 658 | rb_dlink_node *ptr; |
90a3c35b | 659 | rb_dlink_node *next_ptr; |
212380e3 | 660 | int i; |
661 | ||
90a3c35b | 662 | HASH_WALK_SAFE(i, R_MAX, ptr, next_ptr, resvTable) |
212380e3 | 663 | { |
664 | aconf = ptr->data; | |
665 | ||
12894c88 JT |
666 | if(aconf->lifetime != 0) |
667 | continue; | |
9f6bbe3c | 668 | if(aconf->hold && aconf->hold <= rb_current_time()) |
212380e3 | 669 | { |
670 | if(ConfigFileEntry.tkline_expire_notices) | |
671 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
672 | "Temporary RESV for [%s] expired", | |
70c6c150 | 673 | aconf->host); |
212380e3 | 674 | |
675 | free_conf(aconf); | |
af81d5a0 | 676 | rb_dlinkDestroy(ptr, &resvTable[i]); |
212380e3 | 677 | } |
678 | } | |
679 | HASH_WALK_END | |
680 | ||
90a3c35b | 681 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, resv_conf_list.head) |
212380e3 | 682 | { |
683 | aconf = ptr->data; | |
684 | ||
12894c88 JT |
685 | if(aconf->lifetime != 0) |
686 | continue; | |
9f6bbe3c | 687 | if(aconf->hold && aconf->hold <= rb_current_time()) |
212380e3 | 688 | { |
689 | if(ConfigFileEntry.tkline_expire_notices) | |
690 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
691 | "Temporary RESV for [%s] expired", | |
70c6c150 | 692 | aconf->host); |
212380e3 | 693 | free_conf(aconf); |
af81d5a0 | 694 | rb_dlinkDestroy(ptr, &resv_conf_list); |
212380e3 | 695 | } |
696 | } | |
697 | ||
90a3c35b | 698 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, xline_conf_list.head) |
212380e3 | 699 | { |
700 | aconf = ptr->data; | |
701 | ||
12894c88 JT |
702 | if(aconf->lifetime != 0) |
703 | continue; | |
9f6bbe3c | 704 | if(aconf->hold && aconf->hold <= rb_current_time()) |
212380e3 | 705 | { |
706 | if(ConfigFileEntry.tkline_expire_notices) | |
707 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
708 | "Temporary X-line for [%s] expired", | |
70c6c150 | 709 | aconf->host); |
212380e3 | 710 | free_conf(aconf); |
af81d5a0 | 711 | rb_dlinkDestroy(ptr, &xline_conf_list); |
212380e3 | 712 | } |
713 | } | |
714 | } | |
715 | ||
716 | unsigned long | |
717 | get_nd_count(void) | |
718 | { | |
af81d5a0 | 719 | return(rb_dlink_list_length(&nd_list)); |
212380e3 | 720 | } |
721 | ||
212380e3 | 722 | void |
723 | add_nd_entry(const char *name) | |
724 | { | |
725 | struct nd_entry *nd; | |
726 | ||
b37021a4 | 727 | if(irc_dictionary_find(nd_dict, name) != NULL) |
212380e3 | 728 | return; |
729 | ||
6e9b4415 | 730 | nd = rb_bh_alloc(nd_heap); |
212380e3 | 731 | |
907468c4 | 732 | rb_strlcpy(nd->name, name, sizeof(nd->name)); |
9f6bbe3c | 733 | nd->expire = rb_current_time() + ConfigFileEntry.nick_delay; |
212380e3 | 734 | |
735 | /* this list is ordered */ | |
af81d5a0 | 736 | rb_dlinkAddTail(nd, &nd->lnode, &nd_list); |
b37021a4 WP |
737 | |
738 | irc_dictionary_add(nd_dict, nd->name, nd); | |
212380e3 | 739 | } |
740 | ||
741 | void | |
742 | free_nd_entry(struct nd_entry *nd) | |
743 | { | |
b37021a4 WP |
744 | irc_dictionary_delete(nd_dict, nd->name); |
745 | ||
af81d5a0 | 746 | rb_dlinkDelete(&nd->lnode, &nd_list); |
6e9b4415 | 747 | rb_bh_free(nd_heap, nd); |
212380e3 | 748 | } |
749 | ||
750 | void | |
751 | expire_nd_entries(void *unused) | |
752 | { | |
753 | struct nd_entry *nd; | |
af81d5a0 | 754 | rb_dlink_node *ptr; |
90a3c35b | 755 | rb_dlink_node *next_ptr; |
212380e3 | 756 | |
90a3c35b | 757 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, nd_list.head) |
212380e3 | 758 | { |
759 | nd = ptr->data; | |
760 | ||
761 | /* this list is ordered - we can stop when we hit the first | |
762 | * entry that doesnt expire.. | |
763 | */ | |
9f6bbe3c | 764 | if(nd->expire > rb_current_time()) |
212380e3 | 765 | return; |
766 | ||
767 | free_nd_entry(nd); | |
768 | } | |
769 | } | |
770 | ||
771 | void | |
772 | add_tgchange(const char *host) | |
773 | { | |
774 | tgchange *target; | |
7c944f64 | 775 | rb_patricia_node_t *pnode; |
212380e3 | 776 | |
777 | if(find_tgchange(host)) | |
778 | return; | |
779 | ||
8e43b0b4 | 780 | target = rb_malloc(sizeof(tgchange)); |
212380e3 | 781 | pnode = make_and_lookup(tgchange_tree, host); |
782 | ||
783 | pnode->data = target; | |
784 | target->pnode = pnode; | |
785 | ||
62d28946 | 786 | target->ip = rb_strdup(host); |
9f6bbe3c | 787 | target->expiry = rb_current_time() + (60*60*12); |
212380e3 | 788 | |
af81d5a0 | 789 | rb_dlinkAdd(target, &target->node, &tgchange_list); |
212380e3 | 790 | } |
791 | ||
792 | tgchange * | |
793 | find_tgchange(const char *host) | |
794 | { | |
7c944f64 | 795 | rb_patricia_node_t *pnode; |
212380e3 | 796 | |
7c944f64 | 797 | if((pnode = rb_match_exact_string(tgchange_tree, host))) |
212380e3 | 798 | return pnode->data; |
799 | ||
800 | return NULL; | |
801 | } | |
802 |