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root/svn/ircd-hybrid/trunk/src/conf.c
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Comparing:
ircd-hybrid-7.3/src/s_conf.c (file contents), Revision 1119 by michael, Fri Jan 7 22:01:47 2011 UTC vs.
ircd-hybrid/trunk/src/conf.c (file contents), Revision 5039 by michael, Sat Dec 13 16:08:37 2014 UTC

# Line 1 | Line 1
1   /*
2 < *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 < *  s_conf.c: Configuration file functions.
2 > *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3   *
4 < *  Copyright (C) 2002 by the past and present ircd coders, and others.
4 > *  Copyright (c) 1997-2014 ircd-hybrid development team
5   *
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
# Line 16 | Line 15
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 < *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
18 > *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19   *  USA
20 < *
21 < *  $Id$
20 > */
21 >
22 > /*! \file conf.c
23 > * \brief Configuration file functions.
24 > * \version $Id$
25   */
26  
27   #include "stdinc.h"
28   #include "list.h"
29   #include "ircd_defs.h"
30 < #include "balloc.h"
31 < #include "s_conf.h"
32 < #include "s_serv.h"
30 > #include "conf.h"
31 > #include "conf_pseudo.h"
32 > #include "server.h"
33   #include "resv.h"
34   #include "channel.h"
35   #include "client.h"
34 #include "common.h"
36   #include "event.h"
36 #include "hash.h"
37 #include "hook.h"
37   #include "irc_string.h"
39 #include "sprintf_irc.h"
38   #include "s_bsd.h"
41 #include "irc_getaddrinfo.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 < #include "s_log.h"
45 > #include "log.h"
46   #include "send.h"
50 #include "s_gline.h"
51 #include "fileio.h"
47   #include "memory.h"
48 < #include "irc_res.h"
48 > #include "res.h"
49   #include "userhost.h"
50 < #include "s_user.h"
50 > #include "user.h"
51   #include "channel_mode.h"
52 + #include "parse.h"
53 + #include "misc.h"
54 + #include "conf_db.h"
55 + #include "conf_class.h"
56 + #include "motd.h"
57 + #include "ipcache.h"
58  
58 struct Callback *client_check_cb = NULL;
59 struct config_server_hide ConfigServerHide;
59  
60   /* general conf items link list root, other than k lines etc. */
61 < dlink_list server_items  = { NULL, NULL, 0 };
62 < dlink_list cluster_items = { NULL, NULL, 0 };
63 < dlink_list hub_items     = { NULL, NULL, 0 };
64 < dlink_list leaf_items    = { NULL, NULL, 0 };
65 < dlink_list oconf_items   = { NULL, NULL, 0 };
66 < dlink_list uconf_items   = { NULL, NULL, 0 };
67 < dlink_list xconf_items   = { NULL, NULL, 0 };
68 < dlink_list rxconf_items  = { NULL, NULL, 0 };
70 < dlink_list rkconf_items  = { NULL, NULL, 0 };
71 < dlink_list nresv_items   = { NULL, NULL, 0 };
72 < dlink_list class_items   = { NULL, NULL, 0 };
73 < dlink_list gdeny_items   = { NULL, NULL, 0 };
74 <
75 < dlink_list temporary_klines  = { NULL, NULL, 0 };
76 < dlink_list temporary_dlines  = { NULL, NULL, 0 };
77 < dlink_list temporary_xlines  = { NULL, NULL, 0 };
78 < dlink_list temporary_rklines = { NULL, NULL, 0 };
79 < dlink_list temporary_glines  = { NULL, NULL, 0 };
80 < dlink_list temporary_rxlines = { NULL, NULL, 0 };
81 < dlink_list temporary_resv = { NULL, NULL, 0 };
61 > dlink_list service_items;
62 > dlink_list server_items;
63 > dlink_list cluster_items;
64 > dlink_list oconf_items;
65 > dlink_list uconf_items;
66 > dlink_list xconf_items;
67 > dlink_list nresv_items;
68 > dlink_list cresv_items;
69  
70   extern unsigned int lineno;
71   extern char linebuf[];
72   extern char conffilebuf[IRCD_BUFSIZE];
86 extern char yytext[];
73   extern int yyparse(); /* defined in y.tab.c */
74  
89 struct conf_parser_context conf_parser_ctx = { 0, 0, NULL };
90
91 /* internally defined functions */
92 static void lookup_confhost(struct ConfItem *);
93 static void set_default_conf(void);
94 static void validate_conf(void);
95 static void read_conf(FBFILE *);
96 static void clear_out_old_conf(void);
97 static void flush_deleted_I_P(void);
98 static void expire_tklines(dlink_list *);
99 static void garbage_collect_ip_entries(void);
100 static int hash_ip(struct irc_ssaddr *);
101 static int verify_access(struct Client *, const char *);
102 static int attach_iline(struct Client *, struct ConfItem *);
103 static struct ip_entry *find_or_add_ip(struct irc_ssaddr *);
104 static void parse_conf_file(int, int);
105 static dlink_list *map_to_list(ConfType);
106 static struct AccessItem *find_regexp_kline(const char *[]);
107 static int find_user_host(struct Client *, char *, char *, char *, unsigned int);
108
109 /*
110 * bit_len
111 */
112 static int cidr_limit_reached(int, struct irc_ssaddr *, struct ClassItem *);
113 static void remove_from_cidr_check(struct irc_ssaddr *, struct ClassItem *);
114 static void destroy_cidr_class(struct ClassItem *);
115
116 static void flags_to_ascii(unsigned int, const unsigned int[], char *, int);
117
118 /* address of default class conf */
119 static struct ConfItem *class_default;
120
121 /* usually, with hash tables, you use a prime number...
122 * but in this case I am dealing with ip addresses,
123 * not ascii strings.
124 */
125 #define IP_HASH_SIZE 0x1000
126
127 struct ip_entry
128 {
129  struct irc_ssaddr ip;
130  int count;
131  time_t last_attempt;
132  struct ip_entry *next;
133 };
134
135 static struct ip_entry *ip_hash_table[IP_HASH_SIZE];
136 static BlockHeap *ip_entry_heap = NULL;
137 static int ip_entries_count = 0;
138
139
140 void *
141 map_to_conf(struct ConfItem *aconf)
142 {
143  void *conf;
144  conf = (void *)((uintptr_t)aconf +
145                  (uintptr_t)sizeof(struct ConfItem));
146  return(conf);
147 }
148
149 struct ConfItem *
150 unmap_conf_item(void *aconf)
151 {
152  struct ConfItem *conf;
153
154  conf = (struct ConfItem *)((uintptr_t)aconf -
155                             (uintptr_t)sizeof(struct ConfItem));
156  return(conf);
157 }
75  
76   /* conf_dns_callback()
77   *
78 < * inputs       - pointer to struct AccessItem
78 > * inputs       - pointer to struct MaskItem
79   *              - pointer to DNSReply reply
80   * output       - none
81   * side effects - called when resolver query finishes
# Line 167 | Line 84 | unmap_conf_item(void *aconf)
84   * if successful save hp in the conf item it was called with
85   */
86   static void
87 < conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name)
87 > conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name, size_t namelength)
88   {
89 <  struct AccessItem *aconf = vptr;
89 >  struct MaskItem *const conf = vptr;
90  
91 <  aconf->dns_pending = 0;
91 >  conf->dns_pending = 0;
92  
93 <  if (addr != NULL)
94 <    memcpy(&aconf->ipnum, addr, sizeof(aconf->ipnum));
93 >  if (addr)
94 >    memcpy(&conf->addr, addr, sizeof(conf->addr));
95    else
96 <    aconf->dns_failed = 1;
96 >    conf->dns_failed = 1;
97   }
98  
99   /* conf_dns_lookup()
# Line 186 | Line 103 | conf_dns_callback(void *vptr, const stru
103   * allocate a dns_query and start ns lookup.
104   */
105   static void
106 < conf_dns_lookup(struct AccessItem *aconf)
106 > conf_dns_lookup(struct MaskItem *conf)
107   {
108 <  if (!aconf->dns_pending)
109 <  {
110 <    aconf->dns_pending = 1;
111 <    gethost_byname(conf_dns_callback, aconf, aconf->host);
112 <  }
108 >  if (conf->dns_pending)
109 >    return;
110 >
111 >  conf->dns_pending = 1;
112 >
113 >  if (conf->aftype == AF_INET)
114 >    gethost_byname_type(conf_dns_callback, conf, conf->host, T_A);
115 >  else
116 >    gethost_byname_type(conf_dns_callback, conf, conf->host, T_AAAA);
117   }
118  
119 < /* make_conf_item()
119 > /* map_to_list()
120   *
121 < * inputs       - type of item
122 < * output       - pointer to new conf entry
123 < * side effects - none
121 > * inputs       - ConfType conf
122 > * output       - pointer to dlink_list to use
123 > * side effects - none
124   */
125 < struct ConfItem *
126 < make_conf_item(ConfType type)
125 > static dlink_list *
126 > map_to_list(enum maskitem_type type)
127   {
207  struct ConfItem *conf = NULL;
208  struct AccessItem *aconf = NULL;
209  struct ClassItem *aclass = NULL;
210  int status = 0;
211
128    switch (type)
129    {
130 <  case DLINE_TYPE:
131 <  case EXEMPTDLINE_TYPE:
216 <  case GLINE_TYPE:
217 <  case KLINE_TYPE:
218 <  case CLIENT_TYPE:
219 <  case OPER_TYPE:
220 <  case SERVER_TYPE:
221 <    conf = MyMalloc(sizeof(struct ConfItem) +
222 <                    sizeof(struct AccessItem));
223 <    aconf = map_to_conf(conf);
224 <    aconf->aftype = AF_INET;
225 <
226 <    /* Yes, sigh. switch on type again */
227 <    switch (type)
228 <    {
229 <    case EXEMPTDLINE_TYPE:
230 <      status = CONF_EXEMPTDLINE;
130 >    case CONF_XLINE:
131 >      return &xconf_items;
132        break;
133 <
134 <    case DLINE_TYPE:
234 <      status = CONF_DLINE;
133 >    case CONF_ULINE:
134 >      return &uconf_items;
135        break;
136 <
137 <    case KLINE_TYPE:
238 <      status = CONF_KLINE;
136 >    case CONF_NRESV:
137 >      return &nresv_items;
138        break;
139 <
140 <    case GLINE_TYPE:
242 <      status = CONF_GLINE;
139 >    case CONF_CRESV:
140 >      return &cresv_items;
141        break;
142 <
143 <    case CLIENT_TYPE:
246 <      status = CONF_CLIENT;
247 <      break;
248 <
249 <    case OPER_TYPE:
250 <      status = CONF_OPERATOR;
251 <      dlinkAdd(conf, &conf->node, &oconf_items);
252 <      break;
253 <
254 <    case SERVER_TYPE:
255 <      status = CONF_SERVER;
256 <      dlinkAdd(conf, &conf->node, &server_items);
142 >    case CONF_OPER:
143 >      return &oconf_items;
144        break;
145 <
146 <    default:
260 <      break;
261 <    }
262 <    aconf->status = status;
263 <    break;
264 <
265 <  case LEAF_TYPE:
266 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
267 <                                       sizeof(struct MatchItem));
268 <    dlinkAdd(conf, &conf->node, &leaf_items);
269 <    break;
270 <
271 <  case HUB_TYPE:
272 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
273 <                                       sizeof(struct MatchItem));
274 <    dlinkAdd(conf, &conf->node, &hub_items);
275 <    break;
276 <
277 <  case ULINE_TYPE:
278 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
279 <                                       sizeof(struct MatchItem));
280 <    dlinkAdd(conf, &conf->node, &uconf_items);
281 <    break;
282 <
283 <  case GDENY_TYPE:
284 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
285 <                                       sizeof(struct AccessItem));
286 <    dlinkAdd(conf, &conf->node, &gdeny_items);
287 <    break;
288 <
289 <  case XLINE_TYPE:
290 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
291 <                                       sizeof(struct MatchItem));
292 <    dlinkAdd(conf, &conf->node, &xconf_items);
293 <    break;
294 < #ifdef HAVE_LIBPCRE
295 <  case RXLINE_TYPE:
296 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
297 <                                       sizeof(struct MatchItem));
298 <    dlinkAdd(conf, &conf->node, &rxconf_items);
299 <    break;
300 <
301 <  case RKLINE_TYPE:
302 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
303 <                                       sizeof(struct AccessItem));
304 <    aconf = map_to_conf(conf);
305 <    aconf->status = CONF_KLINE;
306 <    dlinkAdd(conf, &conf->node, &rkconf_items);
307 <    break;
308 < #endif
309 <  case CLUSTER_TYPE:
310 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem));
311 <    dlinkAdd(conf, &conf->node, &cluster_items);
312 <    break;
313 <
314 <  case CRESV_TYPE:
315 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
316 <                                       sizeof(struct ResvChannel));
317 <    break;
318 <
319 <  case NRESV_TYPE:
320 <    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
321 <                                       sizeof(struct MatchItem));
322 <    dlinkAdd(conf, &conf->node, &nresv_items);
323 <    break;
324 <
325 <  case CLASS_TYPE:
326 <    conf = MyMalloc(sizeof(struct ConfItem) +
327 <                           sizeof(struct ClassItem));
328 <    dlinkAdd(conf, &conf->node, &class_items);
329 <
330 <    aclass = map_to_conf(conf);
331 <    aclass->active = 1;
332 <    ConFreq(aclass) = DEFAULT_CONNECTFREQUENCY;
333 <    PingFreq(aclass) = DEFAULT_PINGFREQUENCY;
334 <    MaxTotal(aclass) = MAXIMUM_LINKS_DEFAULT;
335 <    MaxSendq(aclass) = DEFAULT_SENDQ;
336 <
337 <    break;
338 <
339 <  default:
340 <    conf = NULL;
341 <    break;
342 <  }
343 <
344 <  /* XXX Yes, this will core if default is hit. I want it to for now - db */
345 <  conf->type = type;
346 <
347 <  return conf;
348 < }
349 <
350 < void
351 < delete_conf_item(struct ConfItem *conf)
352 < {
353 <  dlink_node *m = NULL;
354 <  struct MatchItem *match_item;
355 <  struct AccessItem *aconf;
356 <  ConfType type = conf->type;
357 <
358 <  MyFree(conf->name);
359 <  conf->name = NULL;
360 <
361 <  switch(type)
362 <  {
363 <  case DLINE_TYPE:
364 <  case EXEMPTDLINE_TYPE:
365 <  case GLINE_TYPE:
366 <  case KLINE_TYPE:
367 <  case CLIENT_TYPE:
368 <  case OPER_TYPE:
369 <  case SERVER_TYPE:
370 <    aconf = map_to_conf(conf);
371 <
372 <    if (aconf->dns_pending)
373 <      delete_resolver_queries(aconf);
374 <    if (aconf->passwd != NULL)
375 <      memset(aconf->passwd, 0, strlen(aconf->passwd));
376 <    if (aconf->spasswd != NULL)
377 <      memset(aconf->spasswd, 0, strlen(aconf->spasswd));
378 <    aconf->class_ptr = NULL;
379 <
380 <    MyFree(aconf->passwd);
381 <    MyFree(aconf->spasswd);
382 <    MyFree(aconf->reason);
383 <    MyFree(aconf->oper_reason);
384 <    MyFree(aconf->user);
385 <    MyFree(aconf->host);
386 < #ifdef HAVE_LIBCRYPTO
387 <    if (aconf->rsa_public_key)
388 <      RSA_free(aconf->rsa_public_key);
389 <    MyFree(aconf->rsa_public_key_file);
390 < #endif
391 <
392 <    /* Yes, sigh. switch on type again */
393 <    switch(type)
394 <    {
395 <    case EXEMPTDLINE_TYPE:
396 <    case DLINE_TYPE:
397 <    case GLINE_TYPE:
398 <    case KLINE_TYPE:
399 <    case CLIENT_TYPE:
400 <      MyFree(conf);
145 >    case CONF_SERVER:
146 >      return &server_items;
147        break;
148 <
149 <    case OPER_TYPE:
404 <      aconf = map_to_conf(conf);
405 <      if (!IsConfIllegal(aconf))
406 <        dlinkDelete(&conf->node, &oconf_items);
407 <      MyFree(conf);
148 >    case CONF_SERVICE:
149 >      return &service_items;
150        break;
151 <
152 <    case SERVER_TYPE:
411 <      aconf = map_to_conf(conf);
412 <      if (!IsConfIllegal(aconf))
413 <        dlinkDelete(&conf->node, &server_items);
414 <      MyFree(conf);
151 >    case CONF_CLUSTER:
152 >      return &cluster_items;
153        break;
416
154      default:
155 <      break;
419 <    }
420 <    break;
421 <
422 <  case HUB_TYPE:
423 <    match_item = map_to_conf(conf);
424 <    MyFree(match_item->user);
425 <    MyFree(match_item->host);
426 <    MyFree(match_item->reason);
427 <    MyFree(match_item->oper_reason);
428 <    /* If marked illegal, its already been pulled off of the hub_items list */
429 <    if (!match_item->illegal)
430 <      dlinkDelete(&conf->node, &hub_items);
431 <    MyFree(conf);
432 <    break;
433 <
434 <  case LEAF_TYPE:
435 <    match_item = map_to_conf(conf);
436 <    MyFree(match_item->user);
437 <    MyFree(match_item->host);
438 <    MyFree(match_item->reason);
439 <    MyFree(match_item->oper_reason);
440 <    /* If marked illegal, its already been pulled off of the leaf_items list */
441 <    if (!match_item->illegal)
442 <      dlinkDelete(&conf->node, &leaf_items);
443 <    MyFree(conf);
444 <    break;
445 <
446 <  case ULINE_TYPE:
447 <    match_item = map_to_conf(conf);
448 <    MyFree(match_item->user);
449 <    MyFree(match_item->host);
450 <    MyFree(match_item->reason);
451 <    MyFree(match_item->oper_reason);
452 <    dlinkDelete(&conf->node, &uconf_items);
453 <    MyFree(conf);
454 <    break;
455 <
456 <  case XLINE_TYPE:
457 <    match_item = map_to_conf(conf);
458 <    MyFree(match_item->user);
459 <    MyFree(match_item->host);
460 <    MyFree(match_item->reason);
461 <    MyFree(match_item->oper_reason);
462 <    dlinkDelete(&conf->node, &xconf_items);
463 <    MyFree(conf);
464 <    break;
465 < #ifdef HAVE_LIBPCRE
466 <  case RKLINE_TYPE:
467 <    aconf = map_to_conf(conf);
468 <    MyFree(aconf->regexuser);
469 <    MyFree(aconf->regexhost);
470 <    MyFree(aconf->user);
471 <    MyFree(aconf->host);
472 <    MyFree(aconf->reason);
473 <    MyFree(aconf->oper_reason);
474 <    dlinkDelete(&conf->node, &rkconf_items);
475 <    MyFree(conf);
476 <    break;
477 <
478 <  case RXLINE_TYPE:
479 <    MyFree(conf->regexpname);
480 <    match_item = map_to_conf(conf);
481 <    MyFree(match_item->user);
482 <    MyFree(match_item->host);
483 <    MyFree(match_item->reason);
484 <    MyFree(match_item->oper_reason);
485 <    dlinkDelete(&conf->node, &rxconf_items);
486 <    MyFree(conf);
487 <    break;
488 < #endif
489 <  case NRESV_TYPE:
490 <    match_item = map_to_conf(conf);
491 <    MyFree(match_item->user);
492 <    MyFree(match_item->host);
493 <    MyFree(match_item->reason);
494 <    MyFree(match_item->oper_reason);
495 <    dlinkDelete(&conf->node, &nresv_items);
496 <
497 <    if (conf->flags & CONF_FLAGS_TEMPORARY)
498 <      if ((m = dlinkFindDelete(&temporary_resv, conf)) != NULL)
499 <        free_dlink_node(m);
500 <
501 <    MyFree(conf);
502 <    break;
503 <
504 <  case GDENY_TYPE:
505 <    aconf = map_to_conf(conf);
506 <    MyFree(aconf->user);
507 <    MyFree(aconf->host);
508 <    dlinkDelete(&conf->node, &gdeny_items);
509 <    MyFree(conf);
510 <    break;
511 <
512 <  case CLUSTER_TYPE:
513 <    dlinkDelete(&conf->node, &cluster_items);
514 <    MyFree(conf);
515 <    break;
516 <
517 <  case CRESV_TYPE:
518 <    if (conf->flags & CONF_FLAGS_TEMPORARY)
519 <      if ((m = dlinkFindDelete(&temporary_resv, conf)) != NULL)
520 <        free_dlink_node(m);
521 <
522 <    MyFree(conf);
523 <    break;
524 <
525 <  case CLASS_TYPE:
526 <    dlinkDelete(&conf->node, &class_items);
527 <    MyFree(conf);
528 <    break;
529 <
530 <  default:
531 <    break;
155 >      return NULL;
156    }
157   }
158  
159 < /* free_access_item()
160 < *
537 < * inputs       - pointer to conf to free
538 < * output       - none
539 < * side effects - crucial password fields are zeroed, conf is freed
540 < */
541 < void
542 < free_access_item(struct AccessItem *aconf)
159 > struct MaskItem *
160 > conf_make(enum maskitem_type type)
161   {
162 <  struct ConfItem *conf;
162 >  struct MaskItem *const conf = MyCalloc(sizeof(*conf));
163 >  dlink_list *list = NULL;
164  
165 <  if (aconf == NULL)
166 <    return;
167 <  conf = unmap_conf_item(aconf);
549 <  delete_conf_item(conf);
550 < }
165 >  conf->type   = type;
166 >  conf->active = 1;
167 >  conf->aftype = AF_INET;
168  
169 < static const unsigned int shared_bit_table[] =
170 <  { 'K', 'k', 'U', 'X', 'x', 'Y', 'Q', 'q', 'R', 'L', 0};
169 >  if ((list = map_to_list(type)))
170 >    dlinkAdd(conf, &conf->node, list);
171 >  return conf;
172 > }
173  
555 /* report_confitem_types()
556 *
557 * inputs       - pointer to client requesting confitem report
558 *              - ConfType to report
559 * output       - none
560 * side effects -
561 */
174   void
175 < report_confitem_types(struct Client *source_p, ConfType type, int temp)
175 > conf_free(struct MaskItem *conf)
176   {
177 <  dlink_node *ptr = NULL;
178 <  struct ConfItem *conf = NULL;
567 <  struct AccessItem *aconf = NULL;
568 <  struct MatchItem *matchitem = NULL;
569 <  struct ClassItem *classitem = NULL;
570 <  char buf[12];
571 <  char *p = NULL;
572 <  const char *pfx = NULL;
573 <
574 <  switch (type)
575 <  {
576 <  case GDENY_TYPE:
577 <    DLINK_FOREACH(ptr, gdeny_items.head)
578 <    {
579 <      conf = ptr->data;
580 <      aconf = map_to_conf(conf);
581 <
582 <      p = buf;
583 <
584 <      if (aconf->flags & GDENY_BLOCK)
585 <        *p++ = 'B';
586 <      else
587 <        *p++ = 'b';
588 <
589 <      if (aconf->flags & GDENY_REJECT)
590 <        *p++ = 'R';
591 <      else
592 <        *p++ = 'r';
593 <
594 <      *p = '\0';
595 <
596 <      sendto_one(source_p, ":%s %d %s V %s@%s %s %s",
597 <                 me.name, RPL_STATSDEBUG, source_p->name,
598 <                 aconf->user, aconf->host, conf->name, buf);
599 <    }
600 <    break;
601 <
602 <  case XLINE_TYPE:
603 <    DLINK_FOREACH(ptr, xconf_items.head)
604 <    {
605 <      conf = ptr->data;
606 <      matchitem = map_to_conf(conf);
607 <
608 <      sendto_one(source_p, form_str(RPL_STATSXLINE),
609 <                 me.name, source_p->name,
610 <                 matchitem->hold ? "x": "X", matchitem->count,
611 <                 conf->name, matchitem->reason);
612 <    }
613 <    break;
614 <
615 < #ifdef HAVE_LIBPCRE
616 <  case RXLINE_TYPE:
617 <    DLINK_FOREACH(ptr, rxconf_items.head)
618 <    {
619 <      conf = ptr->data;
620 <      matchitem = map_to_conf(conf);
621 <
622 <      sendto_one(source_p, form_str(RPL_STATSXLINE),
623 <                 me.name, source_p->name,
624 <                 matchitem->hold ? "xR": "XR", matchitem->count,
625 <                 conf->name, matchitem->reason);
626 <    }
627 <    break;
177 >  dlink_node *node = NULL, *node_next = NULL;
178 >  dlink_list *list = NULL;
179  
180 <  case RKLINE_TYPE:
181 <    pfx = temp ? "kR" : "KR";
180 >  if ((list = map_to_list(conf->type)))
181 >    dlinkFindDelete(list, conf);
182  
183 <    DLINK_FOREACH(ptr, rkconf_items.head)
633 <    {
634 <      aconf = map_to_conf((conf = ptr->data));
183 >  MyFree(conf->name);
184  
185 <      if (temp && !(conf->flags & CONF_FLAGS_TEMPORARY))
186 <        continue;
185 >  if (conf->dns_pending)
186 >    delete_resolver_queries(conf);
187 >  if (conf->passwd)
188 >    memset(conf->passwd, 0, strlen(conf->passwd));
189 >  if (conf->spasswd)
190 >    memset(conf->spasswd, 0, strlen(conf->spasswd));
191 >
192 >  conf->class = NULL;
193 >
194 >  MyFree(conf->passwd);
195 >  MyFree(conf->spasswd);
196 >  MyFree(conf->reason);
197 >  MyFree(conf->certfp);
198 >  MyFree(conf->user);
199 >  MyFree(conf->host);
200 > #ifdef HAVE_LIBCRYPTO
201 >  MyFree(conf->cipher_list);
202  
203 <      sendto_one(source_p, form_str(RPL_STATSKLINE), me.name,
204 <                 source_p->name, pfx, aconf->host, aconf->user,
641 <                 aconf->reason, aconf->oper_reason ? aconf->oper_reason : "");
642 <    }
643 <    break;
203 >  if (conf->rsa_public_key)
204 >    RSA_free(conf->rsa_public_key);
205   #endif
206 <
646 <  case ULINE_TYPE:
647 <    DLINK_FOREACH(ptr, uconf_items.head)
648 <    {
649 <      conf = ptr->data;
650 <      matchitem = map_to_conf(conf);
651 <
652 <      p = buf;
653 <
654 <      /* some of these are redundant for the sake of
655 <       * consistency with cluster{} flags
656 <       */
657 <      *p++ = 'c';
658 <      flags_to_ascii(matchitem->action, shared_bit_table, p, 0);
659 <
660 <      sendto_one(source_p, form_str(RPL_STATSULINE),
661 <                 me.name, source_p->name, conf->name,
662 <                 matchitem->user?matchitem->user: "*",
663 <                 matchitem->host?matchitem->host: "*", buf);
664 <    }
665 <
666 <    DLINK_FOREACH(ptr, cluster_items.head)
667 <    {
668 <      conf = ptr->data;
669 <
670 <      p = buf;
671 <
672 <      *p++ = 'C';
673 <      flags_to_ascii(conf->flags, shared_bit_table, p, 0);
674 <
675 <      sendto_one(source_p, form_str(RPL_STATSULINE),
676 <                 me.name, source_p->name, conf->name,
677 <                 "*", "*", buf);
678 <    }
679 <
680 <    break;
681 <
682 <  case OPER_TYPE:
683 <    DLINK_FOREACH(ptr, oconf_items.head)
684 <    {
685 <      conf = ptr->data;
686 <      aconf = map_to_conf(conf);
687 <
688 <      /* Don't allow non opers to see oper privs */
689 <      if (IsOper(source_p))
690 <        sendto_one(source_p, form_str(RPL_STATSOLINE),
691 <                   me.name, source_p->name, 'O', aconf->user, aconf->host,
692 <                   conf->name, oper_privs_as_string(aconf->port),
693 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
694 <      else
695 <        sendto_one(source_p, form_str(RPL_STATSOLINE),
696 <                   me.name, source_p->name, 'O', aconf->user, aconf->host,
697 <                   conf->name, "0",
698 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
699 <    }
700 <    break;
701 <
702 <  case CLASS_TYPE:
703 <    DLINK_FOREACH(ptr, class_items.head)
704 <    {
705 <      conf = ptr->data;
706 <      classitem = map_to_conf(conf);
707 <      sendto_one(source_p, form_str(RPL_STATSYLINE),
708 <                 me.name, source_p->name, 'Y',
709 <                 conf->name, PingFreq(classitem),
710 <                 ConFreq(classitem),
711 <                 MaxTotal(classitem), MaxSendq(classitem),
712 <                 CurrUserCount(classitem),
713 <                 classitem->active ? "active" : "disabled");
714 <    }
715 <    break;
716 <
717 <  case CONF_TYPE:
718 <  case CLIENT_TYPE:
719 <    break;
720 <
721 <  case SERVER_TYPE:
722 <    DLINK_FOREACH(ptr, server_items.head)
723 <    {
724 <      p = buf;
725 <
726 <      conf = ptr->data;
727 <      aconf = map_to_conf(conf);
728 <
729 <      buf[0] = '\0';
730 <
731 <      if (IsConfAllowAutoConn(aconf))
732 <        *p++ = 'A';
733 <      if (IsConfCryptLink(aconf))
734 <        *p++ = 'C';
735 <      if (IsConfTopicBurst(aconf))
736 <        *p++ = 'T';
737 <      if (IsConfCompressed(aconf))
738 <        *p++ = 'Z';
739 <      if (buf[0] == '\0')
740 <        *p++ = '*';
741 <
742 <      *p = '\0';
743 <
744 <      /*
745 <       * Allow admins to see actual ips unless hide_server_ips is enabled
746 <       */
747 <      if (!ConfigServerHide.hide_server_ips && IsAdmin(source_p))
748 <        sendto_one(source_p, form_str(RPL_STATSCLINE),
749 <                   me.name, source_p->name, 'C', aconf->host,
750 <                   buf, conf->name, aconf->port,
751 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
752 <        else
753 <          sendto_one(source_p, form_str(RPL_STATSCLINE),
754 <                     me.name, source_p->name, 'C',
755 <                     "*@127.0.0.1", buf, conf->name, aconf->port,
756 <                     aconf->class_ptr ? aconf->class_ptr->name : "<default>");
757 <    }
758 <    break;
759 <
760 <  case HUB_TYPE:
761 <    DLINK_FOREACH(ptr, hub_items.head)
762 <    {
763 <      conf = ptr->data;
764 <      matchitem = map_to_conf(conf);
765 <      sendto_one(source_p, form_str(RPL_STATSHLINE), me.name,
766 <                 source_p->name, 'H', matchitem->host, conf->name, 0, "*");
767 <    }
768 <    break;
769 <
770 <  case LEAF_TYPE:
771 <    DLINK_FOREACH(ptr, leaf_items.head)
772 <    {
773 <      conf = ptr->data;
774 <      matchitem = map_to_conf(conf);
775 <      sendto_one(source_p, form_str(RPL_STATSLLINE), me.name,
776 <                 source_p->name, 'L', matchitem->host, conf->name, 0, "*");
777 <    }
778 <    break;
779 <
780 <  case GLINE_TYPE:
781 <  case KLINE_TYPE:
782 <  case DLINE_TYPE:
783 <  case EXEMPTDLINE_TYPE:
784 <  case CRESV_TYPE:
785 <  case NRESV_TYPE:
786 <  case CLUSTER_TYPE:
787 <  default:
788 <    break;
789 <  }
790 < }
791 <
792 < /* check_client()
793 < *
794 < * inputs       - pointer to client
795 < * output       - 0 = Success
796 < *                NOT_AUTHORIZED    (-1) = Access denied (no I line match)
797 < *                IRCD_SOCKET_ERROR (-2) = Bad socket.
798 < *                I_LINE_FULL       (-3) = I-line is full
799 < *                TOO_MANY          (-4) = Too many connections from hostname
800 < *                BANNED_CLIENT     (-5) = K-lined
801 < * side effects - Ordinary client access check.
802 < *                Look for conf lines which have the same
803 < *                status as the flags passed.
804 < */
805 < static void *
806 < check_client(va_list args)
807 < {
808 <  struct Client *source_p = va_arg(args, struct Client *);
809 <  const char *username = va_arg(args, const char *);
810 <  int i;
811 <
812 <  /* I'm already in big trouble if source_p->localClient is NULL -db */
813 <  if ((i = verify_access(source_p, username)))
814 <    ilog(L_INFO, "Access denied: %s[%s]",
815 <         source_p->name, source_p->sockhost);
816 <
817 <  switch (i)
206 >  DLINK_FOREACH_SAFE(node, node_next, conf->hub_list.head)
207    {
208 <    case TOO_MANY:
209 <      sendto_realops_flags(UMODE_FULL, L_ALL,
210 <                           "Too many on IP for %s (%s).",
822 <                           get_client_name(source_p, SHOW_IP),
823 <                           source_p->sockhost);
824 <      ilog(L_INFO,"Too many connections on IP from %s.",
825 <           get_client_name(source_p, SHOW_IP));
826 <      ++ServerStats.is_ref;
827 <      exit_client(source_p, &me, "No more connections allowed on that IP");
828 <      break;
829 <
830 <    case I_LINE_FULL:
831 <      sendto_realops_flags(UMODE_FULL, L_ALL,
832 <                           "I-line is full for %s (%s).",
833 <                           get_client_name(source_p, SHOW_IP),
834 <                           source_p->sockhost);
835 <      ilog(L_INFO,"Too many connections from %s.",
836 <           get_client_name(source_p, SHOW_IP));
837 <      ++ServerStats.is_ref;
838 <      exit_client(source_p, &me,
839 <                "No more connections allowed in your connection class");
840 <      break;
841 <
842 <    case NOT_AUTHORIZED:
843 <      ++ServerStats.is_ref;
844 <      /* jdc - lists server name & port connections are on */
845 <      /*       a purely cosmetical change */
846 <      sendto_realops_flags(UMODE_UNAUTH, L_ALL,
847 <                           "Unauthorized client connection from %s [%s] on [%s/%u].",
848 <                           get_client_name(source_p, SHOW_IP),
849 <                           source_p->sockhost,
850 <                           source_p->localClient->listener->name,
851 <                           source_p->localClient->listener->port);
852 <      ilog(L_INFO,
853 <          "Unauthorized client connection from %s on [%s/%u].",
854 <          get_client_name(source_p, SHOW_IP),
855 <          source_p->localClient->listener->name,
856 <          source_p->localClient->listener->port);
857 <
858 <      /* XXX It is prolematical whether it is better to use the
859 <       * capture reject code here or rely on the connecting too fast code.
860 <       * - Dianora
861 <       */
862 <      if (REJECT_HOLD_TIME > 0)
863 <      {
864 <        sendto_one(source_p, ":%s NOTICE %s :You are not authorized to use this server",
865 <                   me.name, source_p->name);
866 <        source_p->localClient->reject_delay = CurrentTime + REJECT_HOLD_TIME;
867 <        SetCaptured(source_p);
868 <      }
869 <      else
870 <        exit_client(source_p, &me, "You are not authorized to use this server");
871 <      break;
872 <
873 <   case BANNED_CLIENT:
874 <     /*
875 <      * Don't exit them immediately, play with them a bit.
876 <      * - Dianora
877 <      */
878 <     if (REJECT_HOLD_TIME > 0)
879 <     {
880 <       source_p->localClient->reject_delay = CurrentTime + REJECT_HOLD_TIME;
881 <       SetCaptured(source_p);
882 <     }
883 <     else
884 <       exit_client(source_p, &me, "Banned");
885 <     ++ServerStats.is_ref;
886 <     break;
887 <
888 <   case 0:
889 <   default:
890 <     break;
208 >    MyFree(node->data);
209 >    dlinkDelete(node, &conf->hub_list);
210 >    free_dlink_node(node);
211    }
212  
213 <  return (i < 0 ? NULL : source_p);
894 < }
895 <
896 < /* verify_access()
897 < *
898 < * inputs       - pointer to client to verify
899 < *              - pointer to proposed username
900 < * output       - 0 if success -'ve if not
901 < * side effect  - find the first (best) I line to attach.
902 < */
903 < static int
904 < verify_access(struct Client *client_p, const char *username)
905 < {
906 <  struct AccessItem *aconf = NULL, *rkconf = NULL;
907 <  struct ConfItem *conf = NULL;
908 <  char non_ident[USERLEN + 1] = { '~', '\0' };
909 <  const char *uhi[3];
910 <
911 <  if (IsGotId(client_p))
213 >  DLINK_FOREACH_SAFE(node, node_next, conf->leaf_list.head)
214    {
215 <    aconf = find_address_conf(client_p->host, client_p->username,
216 <                             &client_p->localClient->ip,
217 <                             client_p->localClient->aftype,
916 <                             client_p->localClient->passwd);
215 >    MyFree(node->data);
216 >    dlinkDelete(node, &conf->leaf_list);
217 >    free_dlink_node(node);
218    }
918  else
919  {
920    strlcpy(non_ident+1, username, sizeof(non_ident)-1);
921    aconf = find_address_conf(client_p->host,non_ident,
922                             &client_p->localClient->ip,
923                             client_p->localClient->aftype,
924                             client_p->localClient->passwd);
925  }
926
927  uhi[0] = IsGotId(client_p) ? client_p->username : non_ident;
928  uhi[1] = client_p->host;
929  uhi[2] = client_p->sockhost;
219  
220 <  rkconf = find_regexp_kline(uhi);
932 <
933 <  if (aconf != NULL)
220 >  DLINK_FOREACH_SAFE(node, node_next, conf->exempt_list.head)
221    {
222 <    if (IsConfClient(aconf) && !rkconf)
936 <    {
937 <      conf = unmap_conf_item(aconf);
938 <
939 <      if (IsConfRedir(aconf))
940 <      {
941 <        sendto_one(client_p, form_str(RPL_REDIR),
942 <                   me.name, client_p->name,
943 <                   conf->name ? conf->name : "",
944 <                   aconf->port);
945 <        return(NOT_AUTHORIZED);
946 <      }
947 <
948 <      if (IsConfDoIdentd(aconf))
949 <        SetNeedId(client_p);
950 <
951 <      /* Thanks for spoof idea amm */
952 <      if (IsConfDoSpoofIp(aconf))
953 <      {
954 <        conf = unmap_conf_item(aconf);
222 >    struct exempt *exptr = node->data;
223  
224 <        if (!ConfigFileEntry.hide_spoof_ips && IsConfSpoofNotice(aconf))
225 <          sendto_realops_flags(UMODE_ALL, L_ADMIN, "%s spoofing: %s as %s",
226 <                               client_p->name, client_p->host, conf->name);
227 <        strlcpy(client_p->host, conf->name, sizeof(client_p->host));
228 <        SetIPSpoof(client_p);
961 <      }
962 <
963 <      return(attach_iline(client_p, conf));
964 <    }
965 <    else if (rkconf || IsConfKill(aconf) || (ConfigFileEntry.glines && IsConfGline(aconf)))
966 <    {
967 <      /* XXX */
968 <      aconf = rkconf ? rkconf : aconf;
969 <      if (IsConfGline(aconf))
970 <        sendto_one(client_p, ":%s NOTICE %s :*** G-lined", me.name,
971 <                   client_p->name);
972 <      if (ConfigFileEntry.kline_with_reason)
973 <        sendto_one(client_p, ":%s NOTICE %s :*** Banned %s",
974 <                  me.name, client_p->name, aconf->reason);
975 <      return(BANNED_CLIENT);
976 <    }
224 >    dlinkDelete(node, &conf->exempt_list);
225 >    MyFree(exptr->name);
226 >    MyFree(exptr->user);
227 >    MyFree(exptr->host);
228 >    MyFree(exptr);
229    }
230  
231 <  return(NOT_AUTHORIZED);
231 >  MyFree(conf);
232   }
233  
234   /* attach_iline()
235   *
236 < * inputs       - client pointer
237 < *              - conf pointer
238 < * output       -
239 < * side effects - do actual attach
236 > * inputs       - client pointer
237 > *              - conf pointer
238 > * output       -
239 > * side effects - do actual attach
240   */
241   static int
242 < attach_iline(struct Client *client_p, struct ConfItem *conf)
242 > attach_iline(struct Client *client_p, struct MaskItem *conf)
243   {
244 <  struct AccessItem *aconf;
993 <  struct ClassItem *aclass;
244 >  const struct ClassItem *const class = conf->class;
245    struct ip_entry *ip_found;
246    int a_limit_reached = 0;
247 <  int local = 0, global = 0, ident = 0;
247 >  unsigned int local = 0, global = 0, ident = 0;
248  
249 <  ip_found = find_or_add_ip(&client_p->localClient->ip);
249 >  ip_found = ipcache_find_or_add_address(&client_p->connection->ip);
250    ip_found->count++;
251 <  SetIpHash(client_p);
1001 <
1002 <  aconf = map_to_conf(conf);
1003 <  if (aconf->class_ptr == NULL)
1004 <    return NOT_AUTHORIZED;  /* If class is missing, this is best */
1005 <
1006 <  aclass = map_to_conf(aconf->class_ptr);
251 >  AddFlag(client_p, FLAGS_IPHASH);
252  
253    count_user_host(client_p->username, client_p->host,
254                    &global, &local, &ident);
# Line 1012 | Line 257 | attach_iline(struct Client *client_p, st
257     * setting a_limit_reached if any limit is reached.
258     * - Dianora
259     */
260 <  if (MaxTotal(aclass) != 0 && CurrUserCount(aclass) >= MaxTotal(aclass))
260 >  if (class->max_total && class->ref_count >= class->max_total)
261      a_limit_reached = 1;
262 <  else if (MaxPerIp(aclass) != 0 && ip_found->count > MaxPerIp(aclass))
262 >  else if (class->max_perip && ip_found->count > class->max_perip)
263      a_limit_reached = 1;
264 <  else if (MaxLocal(aclass) != 0 && local >= MaxLocal(aclass))
264 >  else if (class->max_local && local >= class->max_local)
265      a_limit_reached = 1;
266 <  else if (MaxGlobal(aclass) != 0 && global >= MaxGlobal(aclass))
266 >  else if (class->max_global && global >= class->max_global)
267      a_limit_reached = 1;
268 <  else if (MaxIdent(aclass) != 0 && ident >= MaxIdent(aclass) &&
268 >  else if (class->max_ident && ident >= class->max_ident &&
269             client_p->username[0] != '~')
270      a_limit_reached = 1;
271  
272    if (a_limit_reached)
273    {
274 <    if (!IsConfExemptLimits(aconf))
274 >    if (!IsConfExemptLimits(conf))
275        return TOO_MANY;   /* Already at maximum allowed */
276  
277 <    sendto_one(client_p,
278 <               ":%s NOTICE %s :*** Your connection class is full, "
1034 <               "but you have exceed_limit = yes;", me.name, client_p->name);
277 >    sendto_one_notice(client_p, &me, ":*** Your connection class is full, "
278 >                      "but you have exceed_limit = yes;");
279    }
280  
281    return attach_conf(client_p, conf);
282   }
283  
284 < /* init_ip_hash_table()
1041 < *
1042 < * inputs               - NONE
1043 < * output               - NONE
1044 < * side effects         - allocate memory for ip_entry(s)
1045 < *                      - clear the ip hash table
1046 < */
1047 < void
1048 < init_ip_hash_table(void)
1049 < {
1050 <  ip_entry_heap = BlockHeapCreate("ip", sizeof(struct ip_entry),
1051 <    2 * hard_fdlimit);
1052 <  memset(ip_hash_table, 0, sizeof(ip_hash_table));
1053 < }
1054 <
1055 < /* find_or_add_ip()
1056 < *
1057 < * inputs       - pointer to struct irc_ssaddr
1058 < * output       - pointer to a struct ip_entry
1059 < * side effects -
284 > /* verify_access()
285   *
286 < * If the ip # was not found, a new struct ip_entry is created, and the ip
287 < * count set to 0.
286 > * inputs       - pointer to client to verify
287 > * output       - 0 if success -'ve if not
288 > * side effect  - find the first (best) I line to attach.
289   */
290 < static struct ip_entry *
291 < find_or_add_ip(struct irc_ssaddr *ip_in)
290 > static int
291 > verify_access(struct Client *client_p)
292   {
293 <  struct ip_entry *ptr, *newptr;
294 <  int hash_index = hash_ip(ip_in), res;
1069 <  struct sockaddr_in *v4 = (struct sockaddr_in *)ip_in, *ptr_v4;
1070 < #ifdef IPV6
1071 <  struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)ip_in, *ptr_v6;
1072 < #endif
293 >  struct MaskItem *conf = NULL;
294 >  char non_ident[USERLEN + 1] = "~";
295  
296 <  for (ptr = ip_hash_table[hash_index]; ptr; ptr = ptr->next)
296 >  if (IsGotId(client_p))
297    {
298 < #ifdef IPV6
299 <    if (ptr->ip.ss.ss_family != ip_in->ss.ss_family)
300 <      continue;
301 <    if (ip_in->ss.ss_family == AF_INET6)
302 <    {
303 <      ptr_v6 = (struct sockaddr_in6 *)&ptr->ip;
304 <      res = memcmp(&v6->sin6_addr, &ptr_v6->sin6_addr, sizeof(struct in6_addr));
305 <    }
306 <    else
307 < #endif
308 <    {
309 <      ptr_v4 = (struct sockaddr_in *)&ptr->ip;
1088 <      res = memcmp(&v4->sin_addr, &ptr_v4->sin_addr, sizeof(struct in_addr));
1089 <    }
1090 <    if (res == 0)
1091 <    {
1092 <      /* Found entry already in hash, return it. */
1093 <      return ptr;
1094 <    }
298 >    conf = find_address_conf(client_p->host, client_p->username,
299 >                             &client_p->connection->ip,
300 >                             client_p->connection->aftype,
301 >                             client_p->connection->password);
302 >  }
303 >  else
304 >  {
305 >    strlcpy(non_ident + 1, client_p->username, sizeof(non_ident) - 1);
306 >    conf = find_address_conf(client_p->host, non_ident,
307 >                             &client_p->connection->ip,
308 >                             client_p->connection->aftype,
309 >                             client_p->connection->password);
310    }
311  
312 <  if (ip_entries_count >= 2 * hard_fdlimit)
313 <    garbage_collect_ip_entries();
314 <
315 <  newptr = BlockHeapAlloc(ip_entry_heap);
316 <  ip_entries_count++;
317 <  memcpy(&newptr->ip, ip_in, sizeof(struct irc_ssaddr));
318 <
319 <  newptr->next = ip_hash_table[hash_index];
320 <  ip_hash_table[hash_index] = newptr;
312 >  if (conf)
313 >  {
314 >    if (IsConfClient(conf))
315 >    {
316 >      if (IsConfRedir(conf))
317 >      {
318 >        sendto_one_numeric(client_p, &me, RPL_REDIR,
319 >                           conf->name ? conf->name : "",
320 >                           conf->port);
321 >        return NOT_AUTHORIZED;
322 >      }
323  
324 <  return newptr;
325 < }
324 >      /* Thanks for spoof idea amm */
325 >      if (IsConfDoSpoofIp(conf))
326 >      {
327 >        if (IsConfSpoofNotice(conf))
328 >          sendto_realops_flags(UMODE_ALL, L_ADMIN, SEND_NOTICE, "%s spoofing: %s as %s",
329 >                               client_p->name, client_p->host, conf->name);
330  
331 < /* remove_one_ip()
332 < *
1112 < * inputs        - unsigned long IP address value
1113 < * output        - NONE
1114 < * side effects  - The ip address given, is looked up in ip hash table
1115 < *                 and number of ip#'s for that ip decremented.
1116 < *                 If ip # count reaches 0 and has expired,
1117 < *                 the struct ip_entry is returned to the ip_entry_heap
1118 < */
1119 < void
1120 < remove_one_ip(struct irc_ssaddr *ip_in)
1121 < {
1122 <  struct ip_entry *ptr;
1123 <  struct ip_entry *last_ptr = NULL;
1124 <  int hash_index = hash_ip(ip_in), res;
1125 <  struct sockaddr_in *v4 = (struct sockaddr_in *)ip_in, *ptr_v4;
1126 < #ifdef IPV6
1127 <  struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)ip_in, *ptr_v6;
1128 < #endif
331 >        strlcpy(client_p->host, conf->name, sizeof(client_p->host));
332 >      }
333  
334 <  for (ptr = ip_hash_table[hash_index]; ptr; ptr = ptr->next)
1131 <  {
1132 < #ifdef IPV6
1133 <    if (ptr->ip.ss.ss_family != ip_in->ss.ss_family)
1134 <      continue;
1135 <    if (ip_in->ss.ss_family == AF_INET6)
1136 <    {
1137 <      ptr_v6 = (struct sockaddr_in6 *)&ptr->ip;
1138 <      res = memcmp(&v6->sin6_addr, &ptr_v6->sin6_addr, sizeof(struct in6_addr));
334 >      return attach_iline(client_p, conf);
335      }
336 <    else
1141 < #endif
336 >    else if (IsConfKill(conf) || (ConfigGeneral.glines && IsConfGline(conf)))
337      {
338 <      ptr_v4 = (struct sockaddr_in *)&ptr->ip;
339 <      res = memcmp(&v4->sin_addr, &ptr_v4->sin_addr, sizeof(struct in_addr));
1145 <    }
1146 <    if (res)
1147 <      continue;
1148 <    if (ptr->count > 0)
1149 <      ptr->count--;
1150 <    if (ptr->count == 0 &&
1151 <        (CurrentTime-ptr->last_attempt) >= ConfigFileEntry.throttle_time)
1152 <    {
1153 <      if (last_ptr != NULL)
1154 <        last_ptr->next = ptr->next;
1155 <      else
1156 <        ip_hash_table[hash_index] = ptr->next;
338 >      if (IsConfGline(conf))
339 >        sendto_one_notice(client_p, &me, ":*** G-lined");
340  
341 <      BlockHeapFree(ip_entry_heap, ptr);
342 <      ip_entries_count--;
1160 <      return;
341 >      sendto_one_notice(client_p, &me, ":*** Banned: %s", conf->reason);
342 >      return BANNED_CLIENT;
343      }
1162    last_ptr = ptr;
344    }
1164 }
345  
346 < /* hash_ip()
1167 < *
1168 < * input        - pointer to an irc_inaddr
1169 < * output       - integer value used as index into hash table
1170 < * side effects - hopefully, none
1171 < */
1172 < static int
1173 < hash_ip(struct irc_ssaddr *addr)
1174 < {
1175 <  if (addr->ss.ss_family == AF_INET)
1176 <  {
1177 <    struct sockaddr_in *v4 = (struct sockaddr_in *)addr;
1178 <    int hash;
1179 <    uint32_t ip;
1180 <
1181 <    ip   = ntohl(v4->sin_addr.s_addr);
1182 <    hash = ((ip >> 12) + ip) & (IP_HASH_SIZE-1);
1183 <    return hash;
1184 <  }
1185 < #ifdef IPV6
1186 <  else
1187 <  {
1188 <    int hash;
1189 <    struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)addr;
1190 <    uint32_t *ip = (uint32_t *)&v6->sin6_addr.s6_addr;
1191 <
1192 <    hash  = ip[0] ^ ip[3];
1193 <    hash ^= hash >> 16;  
1194 <    hash ^= hash >> 8;  
1195 <    hash  = hash & (IP_HASH_SIZE - 1);
1196 <    return hash;
1197 <  }
1198 < #else
1199 <  return 0;
1200 < #endif
346 >  return NOT_AUTHORIZED;
347   }
348  
349 < /* count_ip_hash()
1204 < *
1205 < * inputs        - pointer to counter of number of ips hashed
1206 < *               - pointer to memory used for ip hash
1207 < * output        - returned via pointers input
1208 < * side effects  - NONE
349 > /* check_client()
350   *
351 < * number of hashed ip #'s is counted up, plus the amount of memory
352 < * used in the hash.
351 > * inputs       - pointer to client
352 > * output       - 0 = Success
353 > *                NOT_AUTHORIZED    (-1) = Access denied (no I line match)
354 > *                IRCD_SOCKET_ERROR (-2) = Bad socket.
355 > *                I_LINE_FULL       (-3) = I-line is full
356 > *                TOO_MANY          (-4) = Too many connections from hostname
357 > *                BANNED_CLIENT     (-5) = K-lined
358 > * side effects - Ordinary client access check.
359 > *                Look for conf lines which have the same
360 > *                status as the flags passed.
361   */
362 < void
363 < count_ip_hash(unsigned int *number_ips_stored, uint64_t *mem_ips_stored)
362 > int
363 > check_client(struct Client *source_p)
364   {
1216  struct ip_entry *ptr;
365    int i;
366  
367 <  *number_ips_stored = 0;
368 <  *mem_ips_stored    = 0;
367 >  if ((i = verify_access(source_p)))
368 >    ilog(LOG_TYPE_IRCD, "Access denied: %s[%s]",
369 >         source_p->name, source_p->sockhost);
370  
371 <  for (i = 0; i < IP_HASH_SIZE; i++)
371 >  switch (i)
372    {
373 <    for (ptr = ip_hash_table[i]; ptr; ptr = ptr->next)
374 <    {
375 <      *number_ips_stored += 1;
376 <      *mem_ips_stored += sizeof(struct ip_entry);
377 <    }
378 <  }
379 < }
373 >    case TOO_MANY:
374 >      sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
375 >                           "Too many on IP for %s (%s).",
376 >                           get_client_name(source_p, SHOW_IP),
377 >                           source_p->sockhost);
378 >      ilog(LOG_TYPE_IRCD, "Too many connections on IP from %s.",
379 >           get_client_name(source_p, SHOW_IP));
380 >      ++ServerStats.is_ref;
381 >      exit_client(source_p, "No more connections allowed on that IP");
382 >      break;
383  
384 < /* garbage_collect_ip_entries()
385 < *
386 < * input        - NONE
387 < * output       - NONE
388 < * side effects - free up all ip entries with no connections
389 < */
390 < static void
391 < garbage_collect_ip_entries(void)
392 < {
393 <  struct ip_entry *ptr;
1242 <  struct ip_entry *last_ptr;
1243 <  struct ip_entry *next_ptr;
1244 <  int i;
384 >    case I_LINE_FULL:
385 >      sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
386 >                           "auth {} block is full for %s (%s).",
387 >                           get_client_name(source_p, SHOW_IP),
388 >                           source_p->sockhost);
389 >      ilog(LOG_TYPE_IRCD, "Too many connections from %s.",
390 >           get_client_name(source_p, SHOW_IP));
391 >      ++ServerStats.is_ref;
392 >      exit_client(source_p, "No more connections allowed in your connection class");
393 >      break;
394  
395 <  for (i = 0; i < IP_HASH_SIZE; i++)
396 <  {
397 <    last_ptr = NULL;
395 >    case NOT_AUTHORIZED:
396 >      /* jdc - lists server name & port connections are on */
397 >      /*       a purely cosmetical change */
398 >      sendto_realops_flags(UMODE_UNAUTH, L_ALL, SEND_NOTICE,
399 >                           "Unauthorized client connection from %s [%s] on [%s/%u].",
400 >                           get_client_name(source_p, SHOW_IP),
401 >                           source_p->sockhost,
402 >                           source_p->connection->listener->name,
403 >                           source_p->connection->listener->port);
404 >      ilog(LOG_TYPE_IRCD, "Unauthorized client connection from %s on [%s/%u].",
405 >           get_client_name(source_p, SHOW_IP),
406 >           source_p->connection->listener->name,
407 >           source_p->connection->listener->port);
408  
409 <    for (ptr = ip_hash_table[i]; ptr; ptr = next_ptr)
410 <    {
411 <      next_ptr = ptr->next;
409 >      ++ServerStats.is_ref;
410 >      exit_client(source_p, "You are not authorized to use this server");
411 >      break;
412  
413 <      if (ptr->count == 0 &&
414 <          (CurrentTime - ptr->last_attempt) >= ConfigFileEntry.throttle_time)
415 <      {
416 <        if (last_ptr != NULL)
417 <          last_ptr->next = ptr->next;
418 <        else
419 <          ip_hash_table[i] = ptr->next;
420 <        BlockHeapFree(ip_entry_heap, ptr);
1262 <        ip_entries_count--;
1263 <      }
1264 <      else
1265 <        last_ptr = ptr;
1266 <    }
413 >    case BANNED_CLIENT:
414 >      ++ServerStats.is_ref;
415 >      exit_client(source_p, "Banned");
416 >      break;
417 >
418 >    case 0:
419 >    default:
420 >      break;
421    }
422 +
423 +  return !(i < 0);
424   }
425  
426   /* detach_conf()
# Line 1275 | Line 431 | garbage_collect_ip_entries(void)
431   * side effects - Disassociate configuration from the client.
432   *                Also removes a class from the list if marked for deleting.
433   */
434 < int
435 < detach_conf(struct Client *client_p, ConfType type)
434 > void
435 > detach_conf(struct Client *client_p, enum maskitem_type type)
436   {
437 <  dlink_node *ptr, *next_ptr;
1282 <  struct ConfItem *conf;
1283 <  struct ClassItem *aclass;
1284 <  struct AccessItem *aconf;
1285 <  struct ConfItem *aclass_conf;
1286 <  struct MatchItem *match_item;
437 >  dlink_node *node = NULL, *node_next = NULL;
438  
439 <  DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->localClient->confs.head)
439 >  DLINK_FOREACH_SAFE(node, node_next, client_p->connection->confs.head)
440    {
441 <    conf = ptr->data;
1291 <
1292 <    if (type == CONF_TYPE || conf->type == type)
1293 <    {
1294 <      dlinkDelete(ptr, &client_p->localClient->confs);
1295 <      free_dlink_node(ptr);
1296 <
1297 <      switch (conf->type)
1298 <      {
1299 <      case CLIENT_TYPE:
1300 <      case OPER_TYPE:
1301 <      case SERVER_TYPE:
1302 <        aconf = map_to_conf(conf);
1303 <
1304 <        assert(aconf->clients > 0);
441 >    struct MaskItem *conf = node->data;
442  
443 <        if ((aclass_conf = ClassPtr(aconf)) != NULL)
444 <        {
445 <          aclass = map_to_conf(aclass_conf);
443 >    assert(conf->type & (CONF_CLIENT | CONF_OPER | CONF_SERVER));
444 >    assert(conf->ref_count > 0);
445 >    assert(conf->class->ref_count > 0);
446  
447 <          assert(aclass->curr_user_count > 0);
448 <
1312 <          if (conf->type == CLIENT_TYPE)
1313 <            remove_from_cidr_check(&client_p->localClient->ip, aclass);
1314 <          if (--aclass->curr_user_count == 0 && aclass->active == 0)
1315 <            delete_conf_item(aclass_conf);
1316 <        }
1317 <
1318 <        if (--aconf->clients == 0 && IsConfIllegal(aconf))
1319 <          delete_conf_item(conf);
447 >    if (!(conf->type & type))
448 >      continue;
449  
450 <        break;
450 >    dlinkDelete(node, &client_p->connection->confs);
451 >    free_dlink_node(node);
452  
453 <      case LEAF_TYPE:
454 <      case HUB_TYPE:
1325 <        match_item = map_to_conf(conf);
1326 <        if (match_item->ref_count == 0 && match_item->illegal)
1327 <          delete_conf_item(conf);
1328 <        break;
1329 <      default:
1330 <        break;
1331 <      }
453 >    if (conf->type == CONF_CLIENT)
454 >      remove_from_cidr_check(&client_p->connection->ip, conf->class);
455  
456 <      if (type != CONF_TYPE)
457 <        return 0;
456 >    if (--conf->class->ref_count == 0 && conf->class->active == 0)
457 >    {
458 >      class_free(conf->class);
459 >      conf->class = NULL;
460      }
1336  }
461  
462 <  return -1;
462 >    if (--conf->ref_count == 0 && conf->active == 0)
463 >      conf_free(conf);
464 >  }
465   }
466  
467   /* attach_conf()
# Line 1349 | Line 475 | detach_conf(struct Client *client_p, Con
475   *                attachment if there was an old one...
476   */
477   int
478 < attach_conf(struct Client *client_p, struct ConfItem *conf)
478 > attach_conf(struct Client *client_p, struct MaskItem *conf)
479   {
480 <  if (dlinkFind(&client_p->localClient->confs, conf) != NULL)
480 >  if (dlinkFind(&client_p->connection->confs, conf))
481      return 1;
482  
483 <  if (conf->type == CLIENT_TYPE ||
484 <      conf->type == SERVER_TYPE ||
485 <      conf->type == OPER_TYPE)
486 <  {
1361 <    struct AccessItem *aconf = map_to_conf(conf);
1362 <    struct ClassItem *aclass = map_to_conf(aconf->class_ptr);
483 >  if (conf->type == CONF_CLIENT)
484 >    if (cidr_limit_reached(IsConfExemptLimits(conf),
485 >                           &client_p->connection->ip, conf->class))
486 >      return TOO_MANY;    /* Already at maximum allowed */
487  
488 <    if (IsConfIllegal(aconf))
489 <      return NOT_AUTHORIZED;
488 >  conf->class->ref_count++;
489 >  conf->ref_count++;
490  
491 <    if (conf->type == CLIENT_TYPE)
1368 <      if (cidr_limit_reached(IsConfExemptLimits(aconf),
1369 <                             &client_p->localClient->ip, aclass))
1370 <        return TOO_MANY;    /* Already at maximum allowed */
1371 <
1372 <    CurrUserCount(aclass)++;
1373 <    aconf->clients++;
1374 <  }
1375 <  else if (conf->type == HUB_TYPE || conf->type == LEAF_TYPE)
1376 <  {
1377 <    struct MatchItem *match_item = map_to_conf(conf);
1378 <    match_item->ref_count++;
1379 <  }
1380 <
1381 <  dlinkAdd(conf, make_dlink_node(), &client_p->localClient->confs);
491 >  dlinkAdd(conf, make_dlink_node(), &client_p->connection->confs);
492  
493    return 0;
494   }
# Line 1395 | Line 505 | int
505   attach_connect_block(struct Client *client_p, const char *name,
506                       const char *host)
507   {
508 <  dlink_node *ptr;
1399 <  struct ConfItem *conf;
1400 <  struct AccessItem *aconf;
508 >  dlink_node *node = NULL;
509  
510 <  assert(client_p != NULL);
1403 <  assert(host != NULL);
510 >  assert(host);
511  
512 <  if (client_p == NULL || host == NULL)
1406 <    return 0;
1407 <
1408 <  DLINK_FOREACH(ptr, server_items.head)
512 >  DLINK_FOREACH(node, server_items.head)
513    {
514 <    conf = ptr->data;
1411 <    aconf = map_to_conf(conf);
514 >    struct MaskItem *conf = node->data;
515  
516 <    if (match(conf->name, name) == 0 || match(aconf->host, host) == 0)
516 >    if (match(conf->name, name) || match(conf->host, host))
517        continue;
518  
519      attach_conf(client_p, conf);
# Line 1420 | Line 523 | attach_connect_block(struct Client *clie
523    return 0;
524   }
525  
1423 /* find_conf_exact()
1424 *
1425 * inputs       - type of ConfItem
1426 *              - pointer to name to find
1427 *              - pointer to username to find
1428 *              - pointer to host to find
1429 * output       - NULL or pointer to conf found
1430 * side effects - find a conf entry which matches the hostname
1431 *                and has the same name.
1432 */
1433 struct ConfItem *
1434 find_conf_exact(ConfType type, const char *name, const char *user,
1435                const char *host)
1436 {
1437  dlink_node *ptr;
1438  dlink_list *list_p;
1439  struct ConfItem *conf = NULL;
1440  struct AccessItem *aconf;
1441
1442  /* Only valid for OPER_TYPE and ...? */
1443  list_p = map_to_list(type);
1444
1445  DLINK_FOREACH(ptr, (*list_p).head)
1446  {
1447    conf = ptr->data;
1448
1449    if (conf->name == NULL)
1450      continue;
1451    aconf = map_to_conf(conf);
1452    if (aconf->host == NULL)
1453      continue;
1454    if (irccmp(conf->name, name) != 0)
1455      continue;
1456
1457    /*
1458    ** Accept if the *real* hostname (usually sockethost)
1459    ** socket host) matches *either* host or name field
1460    ** of the configuration.
1461    */
1462    if (!match(aconf->host, host) || !match(aconf->user, user))
1463      continue;
1464    if (type == OPER_TYPE)
1465    {
1466      struct ClassItem *aclass = map_to_conf(aconf->class_ptr);
1467
1468      if (aconf->clients >= MaxTotal(aclass))
1469        continue;
1470    }
1471
1472    return conf;
1473  }
1474
1475  return NULL;
1476 }
1477
526   /* find_conf_name()
527   *
528   * inputs       - pointer to conf link list to search
# Line 1484 | Line 532 | find_conf_exact(ConfType type, const cha
532   * side effects - find a conf entry which matches the name
533   *                and has the given mask.
534   */
535 < struct ConfItem *
536 < find_conf_name(dlink_list *list, const char *name, ConfType type)
535 > struct MaskItem *
536 > find_conf_name(dlink_list *list, const char *name, enum maskitem_type type)
537   {
538 <  dlink_node *ptr;
1491 <  struct ConfItem* conf;
538 >  dlink_node *node = NULL;
539  
540 <  DLINK_FOREACH(ptr, list->head)
540 >  DLINK_FOREACH(node, list->head)
541    {
542 <    conf = ptr->data;
543 <    
542 >    struct MaskItem *conf = node->data;
543 >
544      if (conf->type == type)
545      {
546 <      if (conf->name && (irccmp(conf->name, name) == 0 ||
547 <                         match(conf->name, name)))
1501 <      return conf;
546 >      if (conf->name && !irccmp(conf->name, name))
547 >        return conf;
548      }
549    }
550  
551    return NULL;
552   }
553  
1508 /* map_to_list()
1509 *
1510 * inputs       - ConfType conf
1511 * output       - pointer to dlink_list to use
1512 * side effects - none
1513 */
1514 static dlink_list *
1515 map_to_list(ConfType type)
1516 {
1517  switch(type)
1518  {
1519  case RXLINE_TYPE:
1520    return(&rxconf_items);
1521    break;
1522  case XLINE_TYPE:
1523    return(&xconf_items);
1524    break;
1525  case ULINE_TYPE:
1526    return(&uconf_items);
1527    break;
1528  case NRESV_TYPE:
1529    return(&nresv_items);
1530    break;
1531  case OPER_TYPE:
1532    return(&oconf_items);
1533    break;
1534  case CLASS_TYPE:
1535    return(&class_items);
1536    break;
1537  case SERVER_TYPE:
1538    return(&server_items);
1539    break;
1540  case CLUSTER_TYPE:
1541    return(&cluster_items);
1542    break;
1543  case CONF_TYPE:
1544  case GLINE_TYPE:
1545  case KLINE_TYPE:
1546  case DLINE_TYPE:
1547  case CRESV_TYPE:
1548  default:
1549    return NULL;
1550  }
1551 }
1552
554   /* find_matching_name_conf()
555   *
556   * inputs       - type of link list to look in
557   *              - pointer to name string to find
558   *              - pointer to user
559   *              - pointer to host
560 < *              - optional action to match on as well
561 < * output       - NULL or pointer to found struct MatchItem
560 > *              - optional flags to match on as well
561 > * output       - NULL or pointer to found struct MaskItem
562   * side effects - looks for a match on name field
563   */
564 < struct ConfItem *
565 < find_matching_name_conf(ConfType type, const char *name, const char *user,
566 <                        const char *host, int action)
567 < {
568 <  dlink_node *ptr=NULL;
569 <  struct ConfItem *conf=NULL;
570 <  struct AccessItem *aconf=NULL;
1570 <  struct MatchItem *match_item=NULL;
1571 <  dlink_list *list_p = map_to_list(type);
564 > struct MaskItem *
565 > find_matching_name_conf(enum maskitem_type type, const char *name, const char *user,
566 >                        const char *host, unsigned int flags)
567 > {
568 >  dlink_node *node = NULL;
569 >  dlink_list *list = map_to_list(type);
570 >  struct MaskItem *conf = NULL;
571  
572    switch (type)
573    {
574 < #ifdef HAVE_LIBPCRE
575 <  case RXLINE_TYPE:
576 <      DLINK_FOREACH(ptr, list_p->head)
577 <      {
1579 <        conf = ptr->data;
1580 <        assert(conf->regexpname);
574 >  case CONF_SERVICE:
575 >    DLINK_FOREACH(node, list->head)
576 >    {
577 >      conf = node->data;
578  
579 <        if (!ircd_pcre_exec(conf->regexpname, name))
580 <          return conf;
581 <      }
582 <      break;
583 < #endif
584 <  case XLINE_TYPE:
585 <  case ULINE_TYPE:
586 <  case NRESV_TYPE:
587 <    DLINK_FOREACH(ptr, list_p->head)
579 >      if (EmptyString(conf->name))
580 >        continue;
581 >      if (name && !irccmp(name, conf->name))
582 >        return conf;
583 >    }
584 >    break;
585 >
586 >  case CONF_XLINE:
587 >  case CONF_ULINE:
588 >  case CONF_NRESV:
589 >  case CONF_CRESV:
590 >    DLINK_FOREACH(node, list->head)
591      {
592 <      conf = ptr->data;
592 >      conf = node->data;
593  
1594      match_item = map_to_conf(conf);
594        if (EmptyString(conf->name))
595 <        continue;
596 <      if ((name != NULL) && match_esc(conf->name, name))
595 >        continue;
596 >      if (name && !match(conf->name, name))
597        {
598 <        if ((user == NULL && (host == NULL)))
599 <          return conf;
600 <        if ((match_item->action & action) != action)
598 >        if ((user == NULL && (host == NULL)))
599 >          return conf;
600 >        if ((conf->flags & flags) != flags)
601            continue;
602 <        if (EmptyString(match_item->user) || EmptyString(match_item->host))
603 <          return conf;
604 <        if (match(match_item->user, user) && match(match_item->host, host))
605 <          return conf;
602 >        if (EmptyString(conf->user) || EmptyString(conf->host))
603 >          return conf;
604 >        if (!match(conf->user, user) && !match(conf->host, host))
605 >          return conf;
606        }
607      }
608        break;
609  
610 <  case SERVER_TYPE:
611 <    DLINK_FOREACH(ptr, list_p->head)
610 >  case CONF_SERVER:
611 >    DLINK_FOREACH(node, list->head)
612      {
613 <      conf = ptr->data;
1615 <      aconf = map_to_conf(conf);
613 >      conf = node->data;
614  
615 <      if ((name != NULL) && match_esc(name, conf->name))
615 >      if (name && !match(name, conf->name))
616          return conf;
617 <      else if ((host != NULL) && match_esc(host, aconf->host))
617 >      if (host && !match(host, conf->host))
618          return conf;
619      }
620      break;
621 <  
621 >
622    default:
623      break;
624    }
# Line 1633 | Line 631 | find_matching_name_conf(ConfType type, c
631   *              - pointer to name string to find
632   *              - pointer to user
633   *              - pointer to host
634 < * output       - NULL or pointer to found struct MatchItem
634 > * output       - NULL or pointer to found struct MaskItem
635   * side effects - looks for an exact match on name field
636   */
637 < struct ConfItem *
638 < find_exact_name_conf(ConfType type, const char *name,
637 > struct MaskItem *
638 > find_exact_name_conf(enum maskitem_type type, const struct Client *who, const char *name,
639                       const char *user, const char *host)
640   {
641 <  dlink_node *ptr = NULL;
642 <  struct AccessItem *aconf;
643 <  struct ConfItem *conf;
1646 <  struct MatchItem *match_item;
1647 <  dlink_list *list_p;
1648 <
1649 <  list_p = map_to_list(type);
641 >  dlink_node *node = NULL;
642 >  dlink_list *list = map_to_list(type);
643 >  struct MaskItem *conf = NULL;
644  
645    switch(type)
646    {
647 <  case RXLINE_TYPE:
648 <  case XLINE_TYPE:
649 <  case ULINE_TYPE:
650 <  case NRESV_TYPE:
647 >  case CONF_XLINE:
648 >  case CONF_ULINE:
649 >  case CONF_NRESV:
650 >  case CONF_CRESV:
651  
652 <    DLINK_FOREACH(ptr, list_p->head)
652 >    DLINK_FOREACH(node, list->head)
653      {
654 <      conf = ptr->data;
655 <      match_item = (struct MatchItem *)map_to_conf(conf);
654 >      conf = node->data;
655 >
656        if (EmptyString(conf->name))
657 <        continue;
658 <    
657 >        continue;
658 >
659        if (irccmp(conf->name, name) == 0)
660        {
661 <        if ((user == NULL && (host == NULL)))
662 <          return (conf);
663 <        if (EmptyString(match_item->user) || EmptyString(match_item->host))
664 <          return (conf);
665 <        if (match(match_item->user, user) && match(match_item->host, host))
666 <          return (conf);
661 >        if ((user == NULL && (host == NULL)))
662 >          return conf;
663 >        if (EmptyString(conf->user) || EmptyString(conf->host))
664 >          return conf;
665 >        if (!match(conf->user, user) && !match(conf->host, host))
666 >          return conf;
667        }
668      }
669      break;
670  
671 <  case OPER_TYPE:
672 <    DLINK_FOREACH(ptr, list_p->head)
671 >  case CONF_OPER:
672 >    DLINK_FOREACH(node, list->head)
673      {
674 <      conf = ptr->data;
675 <      aconf = (struct AccessItem *)map_to_conf(conf);
674 >      conf = node->data;
675 >
676        if (EmptyString(conf->name))
677 <        continue;
678 <    
679 <      if (irccmp(conf->name, name) == 0)
677 >        continue;
678 >
679 >      if (!irccmp(conf->name, name))
680        {
681 <        if ((user == NULL && (host == NULL)))
682 <          return (conf);
683 <        if (EmptyString(aconf->user) || EmptyString(aconf->host))
684 <          return (conf);
685 <        if (match(aconf->user, user) && match(aconf->host, host))
686 <          return (conf);
681 >        if (!who)
682 >          return conf;
683 >        if (EmptyString(conf->user) || EmptyString(conf->host))
684 >          return NULL;
685 >        if (!match(conf->user, who->username))
686 >        {
687 >          switch (conf->htype)
688 >          {
689 >            case HM_HOST:
690 >              if (!match(conf->host, who->host) || !match(conf->host, who->sockhost))
691 >                if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
692 >                  return conf;
693 >              break;
694 >            case HM_IPV4:
695 >              if (who->connection->aftype == AF_INET)
696 >                if (match_ipv4(&who->connection->ip, &conf->addr, conf->bits))
697 >                  if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
698 >                    return conf;
699 >              break;
700 >            case HM_IPV6:
701 >              if (who->connection->aftype == AF_INET6)
702 >                if (match_ipv6(&who->connection->ip, &conf->addr, conf->bits))
703 >                  if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
704 >                    return conf;
705 >              break;
706 >            default:
707 >              assert(0);
708 >          }
709 >        }
710        }
711      }
712 +
713      break;
714  
715 <  case SERVER_TYPE:
716 <    DLINK_FOREACH(ptr, list_p->head)
715 >  case CONF_SERVER:
716 >    DLINK_FOREACH(node, list->head)
717      {
718 <      conf = ptr->data;
719 <      aconf = (struct AccessItem *)map_to_conf(conf);
718 >      conf = node->data;
719 >
720        if (EmptyString(conf->name))
721 <        continue;
722 <    
721 >        continue;
722 >
723        if (name == NULL)
724        {
725 <        if (EmptyString(aconf->host))
726 <          continue;
727 <        if (irccmp(aconf->host, host) == 0)
728 <          return(conf);
725 >        if (EmptyString(conf->host))
726 >          continue;
727 >        if (irccmp(conf->host, host) == 0)
728 >          return conf;
729        }
730        else if (irccmp(conf->name, name) == 0)
731 <      {
1714 <          return (conf);
1715 <      }
731 >        return conf;
732      }
1717    break;
733  
1719  case CLASS_TYPE:
1720    DLINK_FOREACH(ptr, list_p->head)
1721    {
1722      conf = ptr->data;
1723      if (EmptyString(conf->name))
1724        continue;
1725    
1726      if (irccmp(conf->name, name) == 0)
1727        return (conf);
1728    }
734      break;
735  
736    default:
737      break;
738    }
1734  return(NULL);
1735 }
1736
1737 /* rehash()
1738 *
1739 * Actual REHASH service routine. Called with sig == 0 if it has been called
1740 * as a result of an operator issuing this command, else assume it has been
1741 * called as a result of the server receiving a HUP signal.
1742 */
1743 int
1744 rehash(int sig)
1745 {
1746  if (sig != 0)
1747    sendto_realops_flags(UMODE_ALL, L_ALL,
1748                         "Got signal SIGHUP, reloading ircd.conf file");
739  
740 <  restart_resolver();
1751 <
1752 <  /* don't close listeners until we know we can go ahead with the rehash */
1753 <
1754 <  /* Check to see if we magically got(or lost) IPv6 support */
1755 <  check_can_use_v6();
1756 <
1757 <  read_conf_files(0);
1758 <
1759 <  if (ServerInfo.description != NULL)
1760 <    strlcpy(me.info, ServerInfo.description, sizeof(me.info));
1761 <
1762 < #ifndef STATIC_MODULES
1763 <  load_conf_modules();
1764 < #endif
1765 <
1766 <  flush_deleted_I_P();
1767 <
1768 <  rehashed_klines = 1;
1769 <
1770 <  if (ConfigLoggingEntry.use_logging)
1771 <    reopen_log(logFileName);
1772 <
1773 <  return(0);
740 >  return NULL;
741   }
742  
743   /* set_default_conf()
# Line 1788 | Line 755 | set_default_conf(void)
755    /* verify init_class() ran, this should be an unnecessary check
756     * but its not much work.
757     */
758 <  assert(class_default == (struct ConfItem *) class_items.tail->data);
758 >  assert(class_default == class_get_list()->tail->data);
759  
760   #ifdef HAVE_LIBCRYPTO
761 <  ServerInfo.rsa_private_key = NULL;
762 <  ServerInfo.rsa_private_key_file = NULL;
761 > #if OPENSSL_VERSION_NUMBER >= 0x009080FFL && !defined(OPENSSL_NO_ECDH)
762 >  {
763 >    EC_KEY *key = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
764 >
765 >    if (key)
766 >    {
767 >      SSL_CTX_set_tmp_ecdh(ConfigServerInfo.server_ctx, key);
768 >      EC_KEY_free(key);
769 >    }
770 >  }
771 >
772 >  SSL_CTX_set_options(ConfigServerInfo.server_ctx, SSL_OP_SINGLE_ECDH_USE);
773   #endif
774  
775 <  /* ServerInfo.name is not rehashable */
776 <  /* ServerInfo.name = ServerInfo.name; */
777 <  ServerInfo.description = NULL;
778 <  DupString(ServerInfo.network_name, NETWORK_NAME_DEFAULT);
779 <  DupString(ServerInfo.network_desc, NETWORK_DESC_DEFAULT);
780 <
781 <  memset(&ServerInfo.ip, 0, sizeof(ServerInfo.ip));
782 <  ServerInfo.specific_ipv4_vhost = 0;
783 <  memset(&ServerInfo.ip6, 0, sizeof(ServerInfo.ip6));
784 <  ServerInfo.specific_ipv6_vhost = 0;
785 <
786 <  ServerInfo.max_clients = MAXCLIENTS_MAX;
787 <
788 <  ServerInfo.hub = 0;
789 <  ServerInfo.dns_host.sin_addr.s_addr = 0;
790 <  ServerInfo.dns_host.sin_port = 0;
791 <  AdminInfo.name = NULL;
792 <  AdminInfo.email = NULL;
793 <  AdminInfo.description = NULL;
794 <
795 <  set_log_level(L_NOTICE);
796 <  ConfigLoggingEntry.use_logging = 1;
797 <  ConfigLoggingEntry.operlog[0] = '\0';
798 <  ConfigLoggingEntry.userlog[0] = '\0';
799 <  ConfigLoggingEntry.klinelog[0] = '\0';
800 <  ConfigLoggingEntry.glinelog[0] = '\0';
801 <  ConfigLoggingEntry.killlog[0] = '\0';
802 <  ConfigLoggingEntry.operspylog[0] = '\0';
803 <  ConfigLoggingEntry.ioerrlog[0] = '\0';
804 <  ConfigLoggingEntry.failed_operlog[0] = '\0';
805 <
806 <  ConfigChannel.disable_fake_channels = NO;
807 <  ConfigChannel.restrict_channels = NO;
808 <  ConfigChannel.disable_local_channels = NO;
809 <  ConfigChannel.use_invex = YES;
1833 <  ConfigChannel.use_except = YES;
1834 <  ConfigChannel.use_knock = YES;
1835 <  ConfigChannel.knock_delay = 300;
775 >  SSL_CTX_set_cipher_list(ConfigServerInfo.server_ctx, "EECDH+HIGH:EDH+HIGH:HIGH:!aNULL");
776 >  ConfigServerInfo.message_digest_algorithm = EVP_sha256();
777 >  ConfigServerInfo.rsa_private_key = NULL;
778 >  ConfigServerInfo.rsa_private_key_file = NULL;
779 > #endif
780 >
781 >  /* ConfigServerInfo.name is not rehashable */
782 >  /* ConfigServerInfo.name = ConfigServerInfo.name; */
783 >  ConfigServerInfo.description = NULL;
784 >  ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
785 >  ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
786 >
787 >  memset(&ConfigServerInfo.ip, 0, sizeof(ConfigServerInfo.ip));
788 >  ConfigServerInfo.specific_ipv4_vhost = 0;
789 >  memset(&ConfigServerInfo.ip6, 0, sizeof(ConfigServerInfo.ip6));
790 >  ConfigServerInfo.specific_ipv6_vhost = 0;
791 >
792 >  ConfigServerInfo.max_clients = MAXCLIENTS_MAX;
793 >  ConfigServerInfo.max_nick_length = 9;
794 >  ConfigServerInfo.max_topic_length = 80;
795 >  ConfigServerInfo.hub = 0;
796 >
797 >  ConfigAdminInfo.name = NULL;
798 >  ConfigAdminInfo.email = NULL;
799 >  ConfigAdminInfo.description = NULL;
800 >
801 >  log_del_all();
802 >
803 >  ConfigLog.use_logging = 1;
804 >
805 >  ConfigChannel.disable_fake_channels = 0;
806 >  ConfigChannel.invite_client_count = 10;
807 >  ConfigChannel.invite_client_time = 300;
808 >  ConfigChannel.knock_client_count = 1;
809 >  ConfigChannel.knock_client_time = 300;
810    ConfigChannel.knock_delay_channel = 60;
811 <  ConfigChannel.max_chans_per_user = 15;
1838 <  ConfigChannel.quiet_on_ban = YES;
811 >  ConfigChannel.max_channels = 25;
812    ConfigChannel.max_bans = 25;
813    ConfigChannel.default_split_user_count = 0;
814    ConfigChannel.default_split_server_count = 0;
815 <  ConfigChannel.no_join_on_split = NO;
816 <  ConfigChannel.no_create_on_split = NO;
1844 <  ConfigChannel.burst_topicwho = YES;
815 >  ConfigChannel.no_join_on_split = 0;
816 >  ConfigChannel.no_create_on_split = 0;
817  
818 <  ConfigServerHide.flatten_links = NO;
818 >  ConfigServerHide.flatten_links = 0;
819    ConfigServerHide.links_delay = 300;
820 <  ConfigServerHide.hidden = NO;
821 <  ConfigServerHide.disable_hidden = NO;
822 <  ConfigServerHide.hide_servers = NO;
823 <  DupString(ConfigServerHide.hidden_name, NETWORK_NAME_DEFAULT);
824 <  ConfigServerHide.hide_server_ips = NO;
825 <
826 <  
827 <  ConfigFileEntry.max_watch = WATCHSIZE_DEFAULT;
828 <  ConfigFileEntry.gline_min_cidr = 16;
829 <  ConfigFileEntry.gline_min_cidr6 = 48;
830 <  ConfigFileEntry.invisible_on_connect = YES;
831 <  ConfigFileEntry.burst_away = NO;
832 <  ConfigFileEntry.use_whois_actually = YES;
833 <  ConfigFileEntry.tkline_expire_notices = YES;
834 <  ConfigFileEntry.hide_spoof_ips = YES;
835 <  ConfigFileEntry.ignore_bogus_ts = NO;
836 <  ConfigFileEntry.disable_auth = NO;
837 <  ConfigFileEntry.disable_remote = NO;
838 <  ConfigFileEntry.kill_chase_time_limit = 90;
839 <  ConfigFileEntry.default_floodcount = 8;
840 <  ConfigFileEntry.failed_oper_notice = YES;
841 <  ConfigFileEntry.dots_in_ident = 0;
842 <  ConfigFileEntry.min_nonwildcard = 4;
843 <  ConfigFileEntry.min_nonwildcard_simple = 3;
844 <  ConfigFileEntry.max_accept = 20;
845 <  ConfigFileEntry.anti_nick_flood = NO;
846 <  ConfigFileEntry.max_nick_time = 20;
847 <  ConfigFileEntry.max_nick_changes = 5;
848 <  ConfigFileEntry.anti_spam_exit_message_time = 0;
849 <  ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
850 <  ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
851 <  ConfigFileEntry.kline_with_reason = YES;
852 <  ConfigFileEntry.kline_reason = NULL;
853 <  ConfigFileEntry.warn_no_nline = YES;
854 <  ConfigFileEntry.stats_o_oper_only = NO;
855 <  ConfigFileEntry.stats_k_oper_only = 1;  /* masked */
856 <  ConfigFileEntry.stats_i_oper_only = 1;  /* masked */
857 <  ConfigFileEntry.stats_P_oper_only = NO;
858 <  ConfigFileEntry.caller_id_wait = 60;
859 <  ConfigFileEntry.opers_bypass_callerid = NO;
860 <  ConfigFileEntry.pace_wait = 10;
861 <  ConfigFileEntry.pace_wait_simple = 1;
862 <  ConfigFileEntry.short_motd = NO;
863 <  ConfigFileEntry.ping_cookie = NO;
864 <  ConfigFileEntry.no_oper_flood = NO;
865 <  ConfigFileEntry.true_no_oper_flood = NO;
866 <  ConfigFileEntry.oper_pass_resv = YES;
867 <  ConfigFileEntry.glines = NO;
868 <  ConfigFileEntry.gline_time = 12 * 3600;
869 <  ConfigFileEntry.idletime = 0;
870 <  ConfigFileEntry.max_targets = MAX_TARGETS_DEFAULT;
871 <  ConfigFileEntry.client_flood = CLIENT_FLOOD_DEFAULT;
872 <  ConfigFileEntry.oper_only_umodes = UMODE_DEBUG;
873 <  ConfigFileEntry.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE |
1902 <    UMODE_OPERWALL | UMODE_WALLOP;
1903 <  DupString(ConfigFileEntry.servlink_path, SLPATH);
1904 < #ifdef HAVE_LIBCRYPTO
1905 <  /* jdc -- This is our default value for a cipher.  According to the
1906 <   *        CRYPTLINK document (doc/cryptlink.txt), BF/128 must be supported
1907 <   *        under all circumstances if cryptlinks are enabled.  So,
1908 <   *        this will be our default.
1909 <   *
1910 <   *        NOTE: I apologise for the hard-coded value of "1" (BF/128).
1911 <   *              This should be moved into a find_cipher() routine.
1912 <   */
1913 <  ConfigFileEntry.default_cipher_preference = &CipherTable[1];
1914 < #endif
1915 <  ConfigFileEntry.use_egd = NO;
1916 <  ConfigFileEntry.egdpool_path = NULL;
1917 < #ifdef HAVE_LIBZ
1918 <  ConfigFileEntry.compression_level = 0;
1919 < #endif
1920 <  ConfigFileEntry.throttle_time = 10;
820 >  ConfigServerHide.hidden = 0;
821 >  ConfigServerHide.hide_servers = 0;
822 >  ConfigServerHide.hide_services = 0;
823 >  ConfigServerHide.hidden_name = xstrdup(NETWORK_NAME_DEFAULT);
824 >  ConfigServerHide.hide_server_ips = 0;
825 >  ConfigServerHide.disable_remote_commands = 0;
826 >
827 >  ConfigGeneral.away_count = 2;
828 >  ConfigGeneral.away_time = 10;
829 >  ConfigGeneral.max_watch = WATCHSIZE_DEFAULT;
830 >  ConfigGeneral.cycle_on_host_change = 1;
831 >  ConfigGeneral.glines = 0;
832 >  ConfigGeneral.gline_time = 12 * 3600;
833 >  ConfigGeneral.gline_request_time = GLINE_REQUEST_EXPIRE_DEFAULT;
834 >  ConfigGeneral.gline_min_cidr = 16;
835 >  ConfigGeneral.gline_min_cidr6 = 48;
836 >  ConfigGeneral.invisible_on_connect = 1;
837 >  ConfigGeneral.tkline_expire_notices = 1;
838 >  ConfigGeneral.ignore_bogus_ts = 0;
839 >  ConfigGeneral.disable_auth = 0;
840 >  ConfigGeneral.kill_chase_time_limit = 90;
841 >  ConfigGeneral.default_floodcount = 8;
842 >  ConfigGeneral.failed_oper_notice = 1;
843 >  ConfigGeneral.dots_in_ident = 0;
844 >  ConfigGeneral.min_nonwildcard = 4;
845 >  ConfigGeneral.min_nonwildcard_simple = 3;
846 >  ConfigGeneral.max_accept = 20;
847 >  ConfigGeneral.anti_nick_flood = 0;
848 >  ConfigGeneral.max_nick_time = 20;
849 >  ConfigGeneral.max_nick_changes = 5;
850 >  ConfigGeneral.anti_spam_exit_message_time = 0;
851 >  ConfigGeneral.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
852 >  ConfigGeneral.ts_max_delta = TS_MAX_DELTA_DEFAULT;
853 >  ConfigGeneral.warn_no_connect_block = 1;
854 >  ConfigGeneral.stats_e_disabled = 0;
855 >  ConfigGeneral.stats_i_oper_only = 1;  /* 1 = masked */
856 >  ConfigGeneral.stats_k_oper_only = 1;  /* 1 = masked */
857 >  ConfigGeneral.stats_o_oper_only = 1;
858 >  ConfigGeneral.stats_m_oper_only = 1;
859 >  ConfigGeneral.stats_P_oper_only = 0;
860 >  ConfigGeneral.stats_u_oper_only = 0;
861 >  ConfigGeneral.caller_id_wait = 60;
862 >  ConfigGeneral.opers_bypass_callerid = 0;
863 >  ConfigGeneral.pace_wait = 10;
864 >  ConfigGeneral.pace_wait_simple = 1;
865 >  ConfigGeneral.short_motd = 0;
866 >  ConfigGeneral.ping_cookie = 0;
867 >  ConfigGeneral.no_oper_flood = 0;
868 >  ConfigGeneral.oper_pass_resv = 1;
869 >  ConfigGeneral.max_targets = MAX_TARGETS_DEFAULT;
870 >  ConfigGeneral.oper_only_umodes = UMODE_DEBUG;
871 >  ConfigGeneral.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE | UMODE_WALLOP;
872 >  ConfigGeneral.throttle_count = 1;
873 >  ConfigGeneral.throttle_time = 1;
874   }
875  
876 < /* read_conf()
876 > static void
877 > validate_conf(void)
878 > {
879 >  if (ConfigGeneral.ts_warn_delta < TS_WARN_DELTA_MIN)
880 >    ConfigGeneral.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
881 >
882 >  if (ConfigGeneral.ts_max_delta < TS_MAX_DELTA_MIN)
883 >    ConfigGeneral.ts_max_delta = TS_MAX_DELTA_DEFAULT;
884 >
885 >  if (EmptyString(ConfigServerInfo.network_name))
886 >    ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
887 >
888 >  if (EmptyString(ConfigServerInfo.network_desc))
889 >    ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
890 >
891 >  ConfigGeneral.max_watch = IRCD_MAX(ConfigGeneral.max_watch, WATCHSIZE_MIN);
892 > }
893 >
894 > /* read_conf()
895   *
896   * inputs       - file descriptor pointing to config file to use
897   * output       - None
898   * side effects - Read configuration file.
899   */
900   static void
901 < read_conf(FBFILE *file)
901 > read_conf(FILE *file)
902   {
903    lineno = 0;
904  
905 <  set_default_conf(); /* Set default values prior to conf parsing */
905 >  set_default_conf();  /* Set default values prior to conf parsing */
906    conf_parser_ctx.pass = 1;
907 <  yyparse();          /* pick up the classes first */
907 >  yyparse();  /* Pick up the classes first */
908  
909 <  fbrewind(file);
909 >  rewind(file);
910  
911    conf_parser_ctx.pass = 2;
912 <  yyparse();          /* Load the values from the conf */
913 <  validate_conf();    /* Check to make sure some values are still okay. */
914 <                      /* Some global values are also loaded here. */
915 <  check_class();      /* Make sure classes are valid */
912 >  yyparse();  /* Load the values from the conf */
913 >  validate_conf();  /* Check to make sure some values are still okay. */
914 >                    /* Some global values are also loaded here. */
915 >  class_delete_marked();  /* Delete unused classes that are marked for deletion */
916   }
917  
918 < static void
919 < validate_conf(void)
918 > /* conf_rehash()
919 > *
920 > * Actual REHASH service routine. Called with sig == 0 if it has been called
921 > * as a result of an operator issuing this command, else assume it has been
922 > * called as a result of the server receiving a HUP signal.
923 > */
924 > int
925 > conf_rehash(int sig)
926   {
927 <  if (ConfigFileEntry.ts_warn_delta < TS_WARN_DELTA_MIN)
928 <    ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
929 <
1953 <  if (ConfigFileEntry.ts_max_delta < TS_MAX_DELTA_MIN)
1954 <    ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
927 >  if (sig)
928 >    sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
929 >                         "Got signal SIGHUP, reloading configuration file(s)");
930  
931 <  if (ConfigFileEntry.servlink_path == NULL)
1957 <    DupString(ConfigFileEntry.servlink_path, SLPATH);
931 >  restart_resolver();
932  
933 <  if (ServerInfo.network_name == NULL)
1960 <    DupString(ServerInfo.network_name,NETWORK_NAME_DEFAULT);
933 >  /* don't close listeners until we know we can go ahead with the rehash */
934  
935 <  if (ServerInfo.network_desc == NULL)
1963 <    DupString(ServerInfo.network_desc,NETWORK_DESC_DEFAULT);
935 >  read_conf_files(0);
936  
937 <  if ((ConfigFileEntry.client_flood < CLIENT_FLOOD_MIN) ||
938 <      (ConfigFileEntry.client_flood > CLIENT_FLOOD_MAX))
1967 <    ConfigFileEntry.client_flood = CLIENT_FLOOD_MAX;
937 >  load_conf_modules();
938 >  check_conf_klines();
939  
940 <  ConfigFileEntry.max_watch = IRCD_MAX(ConfigFileEntry.max_watch, WATCHSIZE_MIN);
940 >  return 0;
941   }
942  
943   /* lookup_confhost()
# Line 1974 | Line 945 | validate_conf(void)
945   * start DNS lookups of all hostnames in the conf
946   * line and convert an IP addresses in a.b.c.d number for to IP#s.
947   */
948 < static void
949 < lookup_confhost(struct ConfItem *conf)
948 > void
949 > lookup_confhost(struct MaskItem *conf)
950   {
1980  struct AccessItem *aconf;
951    struct addrinfo hints, *res;
952  
953 <  aconf = map_to_conf(conf);
954 <
1985 <  if (EmptyString(aconf->host) ||
1986 <      EmptyString(aconf->user))
1987 <  {
1988 <    ilog(L_ERROR, "Host/server name error: (%s) (%s)",
1989 <         aconf->host, conf->name);
1990 <    return;
1991 <  }
1992 <
1993 <  if (strchr(aconf->host, '*') ||
1994 <      strchr(aconf->host, '?'))
1995 <    return;
1996 <
1997 <  /* Do name lookup now on hostnames given and store the
953 >  /*
954 >   * Do name lookup now on hostnames given and store the
955     * ip numbers in conf structure.
956     */
957    memset(&hints, 0, sizeof(hints));
# Line 2005 | Line 962 | lookup_confhost(struct ConfItem *conf)
962    /* Get us ready for a bind() and don't bother doing dns lookup */
963    hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST;
964  
965 <  if (irc_getaddrinfo(aconf->host, NULL, &hints, &res))
965 >  if (getaddrinfo(conf->host, NULL, &hints, &res))
966    {
967 <    conf_dns_lookup(aconf);
967 >    conf_dns_lookup(conf);
968      return;
969    }
970  
971 <  assert(res != NULL);
971 >  assert(res);
972  
973 <  memcpy(&aconf->ipnum, res->ai_addr, res->ai_addrlen);
974 <  aconf->ipnum.ss_len = res->ai_addrlen;
975 <  aconf->ipnum.ss.ss_family = res->ai_family;
976 <  irc_freeaddrinfo(res);
973 >  memcpy(&conf->addr, res->ai_addr, res->ai_addrlen);
974 >  conf->addr.ss_len = res->ai_addrlen;
975 >  conf->addr.ss.ss_family = res->ai_family;
976 >
977 >  freeaddrinfo(res);
978   }
979  
980   /* conf_connect_allowed()
# Line 2029 | Line 987 | lookup_confhost(struct ConfItem *conf)
987   int
988   conf_connect_allowed(struct irc_ssaddr *addr, int aftype)
989   {
990 <  struct ip_entry *ip_found;
991 <  struct AccessItem *aconf = find_dline_conf(addr, aftype);
990 >  struct ip_entry *ip_found = NULL;
991 >  struct MaskItem *const conf = find_dline_conf(addr, aftype);
992  
993    /* DLINE exempt also gets you out of static limits/pacing... */
994 <  if (aconf && (aconf->status & CONF_EXEMPTDLINE))
994 >  if (conf && (conf->type == CONF_EXEMPT))
995      return 0;
996  
997 <  if (aconf != NULL)
997 >  if (conf)
998      return BANNED_CLIENT;
999  
1000 <  ip_found = find_or_add_ip(addr);
1000 >  ip_found = ipcache_find_or_add_address(addr);
1001  
1002 <  if ((CurrentTime - ip_found->last_attempt) <
2045 <      ConfigFileEntry.throttle_time)
1002 >  if ((CurrentTime - ip_found->last_attempt) < ConfigGeneral.throttle_time)
1003    {
1004 <    ip_found->last_attempt = CurrentTime;
1005 <    return TOO_FAST;
1004 >    if (ip_found->connection_count >= ConfigGeneral.throttle_count)
1005 >      return TOO_FAST;
1006 >
1007 >    ++ip_found->connection_count;
1008    }
1009 +  else
1010 +    ip_found->connection_count = 1;
1011  
1012    ip_found->last_attempt = CurrentTime;
1013    return 0;
1014   }
1015  
1016 < static struct AccessItem *
2056 < find_regexp_kline(const char *uhi[])
2057 < {
2058 < #ifdef HAVE_LIBPCRE
2059 <  const dlink_node *ptr = NULL;
2060 <
2061 <  DLINK_FOREACH(ptr, rkconf_items.head)
2062 <  {
2063 <    struct AccessItem *aptr = map_to_conf(ptr->data);
2064 <
2065 <    assert(aptr->regexuser);
2066 <    assert(aptr->regexhost);
2067 <
2068 <    if (!ircd_pcre_exec(aptr->regexuser, uhi[0]) &&
2069 <        (!ircd_pcre_exec(aptr->regexhost, uhi[1]) ||
2070 <         !ircd_pcre_exec(aptr->regexhost, uhi[2])))
2071 <      return aptr;
2072 <  }
2073 < #endif
2074 <  return NULL;
2075 < }
2076 <
2077 < /* find_kill()
1016 > /* expire_tklines()
1017   *
1018 < * inputs       - pointer to client structure
1019 < * output       - pointer to struct AccessItem if found
1020 < * side effects - See if this user is klined already,
2082 < *                and if so, return struct AccessItem pointer
1018 > * inputs       - tkline list pointer
1019 > * output       - NONE
1020 > * side effects - expire tklines
1021   */
1022 < struct AccessItem *
1023 < find_kill(struct Client *client_p)
2086 < {
2087 <  struct AccessItem *aconf = NULL;
2088 <  const char *uhi[3];
2089 <
2090 <  uhi[0] = client_p->username;
2091 <  uhi[1] = client_p->host;
2092 <  uhi[2] = client_p->sockhost;
2093 <
2094 <  assert(client_p != NULL);
2095 <
2096 <  aconf = find_kline_conf(client_p->host, client_p->username,
2097 <                          &client_p->localClient->ip,
2098 <                          client_p->localClient->aftype);
2099 <  if (aconf == NULL)
2100 <    aconf = find_regexp_kline(uhi);
2101 <
2102 <  if (aconf && (aconf->status & CONF_KLINE))
2103 <    return aconf;
2104 <
2105 <  return NULL;
2106 < }
2107 <
2108 < struct AccessItem *
2109 < find_gline(struct Client *client_p)
1022 > static void
1023 > expire_tklines(dlink_list *list)
1024   {
1025 <  struct AccessItem *aconf;
2112 <
2113 <  assert(client_p != NULL);
2114 <
2115 <  aconf = find_gline_conf(client_p->host, client_p->username,
2116 <                          &client_p->localClient->ip,
2117 <                          client_p->localClient->aftype);
1025 >  dlink_node *node = NULL, *node_next = NULL;
1026  
1027 <  if (aconf && (aconf->status & CONF_GLINE))
1028 <    return aconf;
1029 <
2122 <  return NULL;
2123 < }
1027 >  DLINK_FOREACH_SAFE(node, node_next, list->head)
1028 >  {
1029 >    struct MaskItem *conf = node->data;
1030  
1031 < /* add_temp_line()
1032 < *
2127 < * inputs        - pointer to struct ConfItem
2128 < * output        - none
2129 < * Side effects  - links in given struct ConfItem into
2130 < *                 temporary *line link list
2131 < */
2132 < void
2133 < add_temp_line(struct ConfItem *conf)
2134 < {
2135 <  struct AccessItem *aconf;
1031 >    if (!conf->until || conf->until > CurrentTime)
1032 >      continue;
1033  
1034 <  if (conf->type == DLINE_TYPE)
1035 <  {
1036 <    aconf = map_to_conf(conf);
1037 <    SetConfTemporary(aconf);
1038 <    dlinkAdd(conf, &conf->node, &temporary_dlines);
1039 <    MyFree(aconf->user);
1040 <    aconf->user = NULL;
1041 <    add_conf_by_address(CONF_DLINE, aconf);
1042 <  }
1043 <  else if (conf->type == KLINE_TYPE)
1044 <  {
1045 <    aconf = map_to_conf(conf);
1046 <    SetConfTemporary(aconf);
1047 <    dlinkAdd(conf, &conf->node, &temporary_klines);
2151 <    add_conf_by_address(CONF_KILL, aconf);
2152 <  }
2153 <  else if (conf->type == GLINE_TYPE)
2154 <  {
2155 <    aconf = map_to_conf(conf);
2156 <    SetConfTemporary(aconf);
2157 <    dlinkAdd(conf, &conf->node, &temporary_glines);
2158 <    add_conf_by_address(CONF_GLINE, aconf);
2159 <  }
2160 <  else if (conf->type == XLINE_TYPE)
2161 <  {
2162 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2163 <    dlinkAdd(conf, make_dlink_node(), &temporary_xlines);
2164 <  }
2165 <  else if (conf->type == RXLINE_TYPE)
2166 <  {
2167 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2168 <    dlinkAdd(conf, make_dlink_node(), &temporary_rxlines);
2169 <  }
2170 <  else if (conf->type == RKLINE_TYPE)
2171 <  {
2172 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2173 <    dlinkAdd(conf, make_dlink_node(), &temporary_rklines);
2174 <  }
2175 <  else if ((conf->type == NRESV_TYPE) || (conf->type == CRESV_TYPE))
2176 <  {
2177 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2178 <    dlinkAdd(conf, make_dlink_node(), &temporary_resv);
1034 >    if (conf->type == CONF_XLINE)
1035 >    {
1036 >      if (ConfigGeneral.tkline_expire_notices)
1037 >        sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1038 >                               "Temporary X-line for [%s] expired", conf->name);
1039 >      conf_free(conf);
1040 >    }
1041 >    else if (conf->type == CONF_NRESV || conf->type == CONF_CRESV)
1042 >    {
1043 >      if (ConfigGeneral.tkline_expire_notices)
1044 >        sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1045 >                               "Temporary RESV for [%s] expired", conf->name);
1046 >      conf_free(conf);
1047 >    }
1048    }
1049   }
1050  
# Line 2187 | Line 1056 | add_temp_line(struct ConfItem *conf)
1056   *                This is an event started off in ircd.c
1057   */
1058   void
1059 < cleanup_tklines(void *notused)
1059 > cleanup_tklines(void *unused)
1060   {
1061 <  expire_tklines(&temporary_glines);
1062 <  expire_tklines(&temporary_klines);
1063 <  expire_tklines(&temporary_dlines);
1064 <  expire_tklines(&temporary_xlines);
2196 <  expire_tklines(&temporary_rxlines);
2197 <  expire_tklines(&temporary_rklines);
2198 <  expire_tklines(&temporary_resv);
2199 < }
2200 <
2201 < /* expire_tklines()
2202 < *
2203 < * inputs       - tkline list pointer
2204 < * output       - NONE
2205 < * side effects - expire tklines
2206 < */
2207 < static void
2208 < expire_tklines(dlink_list *tklist)
2209 < {
2210 <  dlink_node *ptr;
2211 <  dlink_node *next_ptr;
2212 <  struct ConfItem *conf;
2213 <  struct MatchItem *xconf;
2214 <  struct MatchItem *nconf;
2215 <  struct AccessItem *aconf;
2216 <  struct ResvChannel *cconf;
2217 <
2218 <  DLINK_FOREACH_SAFE(ptr, next_ptr, tklist->head)
2219 <  {
2220 <    conf = ptr->data;
2221 <    if (conf->type == GLINE_TYPE ||
2222 <        conf->type == KLINE_TYPE ||
2223 <        conf->type == DLINE_TYPE)
2224 <    {
2225 <      aconf = (struct AccessItem *)map_to_conf(conf);
2226 <      if (aconf->hold <= CurrentTime)
2227 <      {
2228 <        /* XXX - Do we want GLINE expiry notices?? */
2229 <        /* Alert opers that a TKline expired - Hwy */
2230 <        if (ConfigFileEntry.tkline_expire_notices)
2231 <        {
2232 <          if (aconf->status & CONF_KILL)
2233 <          {
2234 <            sendto_realops_flags(UMODE_ALL, L_ALL,
2235 <                                 "Temporary K-line for [%s@%s] expired",
2236 <                                 (aconf->user) ? aconf->user : "*",
2237 <                                 (aconf->host) ? aconf->host : "*");
2238 <          }
2239 <          else if (conf->type == DLINE_TYPE)
2240 <          {
2241 <            sendto_realops_flags(UMODE_ALL, L_ALL,
2242 <                                 "Temporary D-line for [%s] expired",
2243 <                                 (aconf->host) ? aconf->host : "*");
2244 <          }
2245 <        }
2246 <
2247 <        dlinkDelete(ptr, tklist);
2248 <        delete_one_address_conf(aconf->host, aconf);
2249 <      }
2250 <    }
2251 <    else if (conf->type == XLINE_TYPE ||
2252 <             conf->type == RXLINE_TYPE)
2253 <    {
2254 <      xconf = (struct MatchItem *)map_to_conf(conf);
2255 <      if (xconf->hold <= CurrentTime)
2256 <      {
2257 <        if (ConfigFileEntry.tkline_expire_notices)
2258 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2259 <                               "Temporary X-line for [%s] %sexpired", conf->name,
2260 <                               conf->type == RXLINE_TYPE ? "(REGEX) " : "");
2261 <        dlinkDelete(ptr, tklist);
2262 <        free_dlink_node(ptr);
2263 <        delete_conf_item(conf);
2264 <      }
2265 <    }
2266 <    else if (conf->type == RKLINE_TYPE)
2267 <    {
2268 <      aconf = map_to_conf(conf);
2269 <      if (aconf->hold <= CurrentTime)
2270 <      {
2271 <        if (ConfigFileEntry.tkline_expire_notices)
2272 <           sendto_realops_flags(UMODE_ALL, L_ALL,
2273 <                                "Temporary K-line for [%s@%s] (REGEX) expired",
2274 <                                (aconf->user) ? aconf->user : "*",
2275 <                                (aconf->host) ? aconf->host : "*");
2276 <        dlinkDelete(ptr, tklist);
2277 <        free_dlink_node(ptr);
2278 <        delete_conf_item(conf);
2279 <      }
2280 <    }
2281 <    else if (conf->type == NRESV_TYPE)
2282 <    {
2283 <      nconf = (struct MatchItem *)map_to_conf(conf);
2284 <      if (nconf->hold <= CurrentTime)
2285 <      {
2286 <        if (ConfigFileEntry.tkline_expire_notices)
2287 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2288 <                               "Temporary RESV for [%s] expired", conf->name);
2289 <        dlinkDelete(ptr, tklist);
2290 <        free_dlink_node(ptr);
2291 <        delete_conf_item(conf);
2292 <      }
2293 <    }
2294 <    else if (conf->type == CRESV_TYPE)
2295 <    {
2296 <      cconf = (struct ResvChannel *)map_to_conf(conf);
2297 <      if (cconf->hold <= CurrentTime)
2298 <      {
2299 <        if (ConfigFileEntry.tkline_expire_notices)
2300 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2301 <                               "Temporary RESV for [%s] expired", cconf->name);
2302 <        delete_channel_resv(cconf);
2303 <      }
2304 <    }
2305 <  }
1061 >  hostmask_expire_temporary();
1062 >  expire_tklines(&xconf_items);
1063 >  expire_tklines(&nresv_items);
1064 >  expire_tklines(&cresv_items);
1065   }
1066  
1067   /* oper_privs_as_string()
# Line 2313 | Line 1072 | expire_tklines(dlink_list *tklist)
1072   */
1073   static const struct oper_privs
1074   {
1075 <  const unsigned int oprivs;
2317 <  const unsigned int hidden;
1075 >  const unsigned int flag;
1076    const unsigned char c;
1077   } flag_list[] = {
1078 <  { OPER_FLAG_ADMIN,       OPER_FLAG_HIDDEN_ADMIN,  'A' },
1079 <  { OPER_FLAG_REMOTEBAN,   0,                       'B' },
1080 <  { OPER_FLAG_DIE,         0,                       'D' },
1081 <  { OPER_FLAG_GLINE,       0,                       'G' },
1082 <  { OPER_FLAG_REHASH,      0,                       'H' },
1083 <  { OPER_FLAG_K,           0,                       'K' },
1084 <  { OPER_FLAG_OPERWALL,    0,                       'L' },
1085 <  { OPER_FLAG_N,           0,                       'N' },
1086 <  { OPER_FLAG_GLOBAL_KILL, 0,                       'O' },
1087 <  { OPER_FLAG_REMOTE,      0,                       'R' },
1088 <  { OPER_FLAG_OPER_SPY,    0,                       'S' },
1089 <  { OPER_FLAG_UNKLINE,     0,                       'U' },
1090 <  { OPER_FLAG_X,           0,                       'X' },
1091 <  { 0, 0, '\0' }
1078 >  { OPER_FLAG_ADMIN,          'A' },
1079 >  { OPER_FLAG_REMOTEBAN,      'B' },
1080 >  { OPER_FLAG_DIE,            'D' },
1081 >  { OPER_FLAG_GLINE,          'G' },
1082 >  { OPER_FLAG_REHASH,         'H' },
1083 >  { OPER_FLAG_KLINE,          'K' },
1084 >  { OPER_FLAG_KILL,           'N' },
1085 >  { OPER_FLAG_KILL_REMOTE,    'O' },
1086 >  { OPER_FLAG_CONNECT,        'P' },
1087 >  { OPER_FLAG_CONNECT_REMOTE, 'Q' },
1088 >  { OPER_FLAG_SQUIT,          'R' },
1089 >  { OPER_FLAG_SQUIT_REMOTE,   'S' },
1090 >  { OPER_FLAG_UNKLINE,        'U' },
1091 >  { OPER_FLAG_XLINE,          'X' },
1092 >  { 0, '\0' }
1093   };
1094  
1095   char *
1096   oper_privs_as_string(const unsigned int port)
1097   {
1098 <  static char privs_out[16];
1098 >  static char privs_out[IRCD_BUFSIZE];
1099    char *privs_ptr = privs_out;
2341  unsigned int i = 0;
1100  
1101 <  for (; flag_list[i].oprivs; ++i)
1101 >  for (const struct oper_privs *opriv = flag_list; opriv->flag; ++opriv)
1102    {
1103 <    if ((port & flag_list[i].oprivs) &&
1104 <        (port & flag_list[i].hidden) == 0)
2347 <      *privs_ptr++ = flag_list[i].c;
1103 >    if (port & opriv->flag)
1104 >      *privs_ptr++ = opriv->c;
1105      else
1106 <      *privs_ptr++ = ToLowerTab[flag_list[i].c];
1106 >      *privs_ptr++ = ToLower(opriv->c);
1107    }
1108  
1109    *privs_ptr = '\0';
# Line 2355 | Line 1112 | oper_privs_as_string(const unsigned int
1112   }
1113  
1114   /*
1115 < * Input: A client to find the active oper{} name for.
1115 > * Input: A client to find the active operator {} name for.
1116   * Output: The nick!user@host{oper} of the oper.
1117   *         "oper" is server name for remote opers
1118   * Side effects: None.
1119   */
1120 < char *
1120 > const char *
1121   get_oper_name(const struct Client *client_p)
1122   {
2366  dlink_node *cnode;
2367  struct ConfItem *conf;
2368  struct AccessItem *aconf;
2369
1123    /* +5 for !,@,{,} and null */
1124 <  static char buffer[NICKLEN+USERLEN+HOSTLEN+HOSTLEN+5];
1124 >  static char buffer[NICKLEN + USERLEN + HOSTLEN + HOSTLEN + 5];
1125 >
1126 >  if (IsServer(client_p))
1127 >    return client_p->name;
1128  
1129    if (MyConnect(client_p))
1130    {
1131 <    DLINK_FOREACH(cnode, client_p->localClient->confs.head)
1131 >    const dlink_node *const node = client_p->connection->confs.head;
1132 >
1133 >    if (node)
1134      {
1135 <      conf = cnode->data;
2378 <      aconf = map_to_conf(conf);
1135 >      const struct MaskItem *const conf = node->data;
1136  
1137 <      if (IsConfOperator(aconf))
1137 >      if (conf->type == CONF_OPER)
1138        {
1139 <        ircsprintf(buffer, "%s!%s@%s{%s}", client_p->name,
1140 <                   client_p->username, client_p->host,
1141 <                   conf->name);
2385 <        return buffer;
1139 >        snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1140 >                 client_p->username, client_p->host, conf->name);
1141 >        return buffer;
1142        }
1143      }
1144  
1145 <    /* Probably should assert here for now. If there is an oper out there
1146 <     * with no oper{} conf attached, it would be good for us to know...
1145 >    /*
1146 >     * Probably should assert here for now. If there is an oper out there
1147 >     * with no operator {} conf attached, it would be good for us to know...
1148       */
1149 <    assert(0); /* Oper without oper conf! */
1149 >    assert(0);  /* Oper without oper conf! */
1150    }
1151  
1152 <  ircsprintf(buffer, "%s!%s@%s{%s}", client_p->name,
1153 <             client_p->username, client_p->host, client_p->servptr->name);
1152 >  snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1153 >           client_p->username, client_p->host, client_p->servptr->name);
1154    return buffer;
1155   }
1156  
2400 /* read_conf_files()
2401 *
2402 * inputs       - cold start YES or NO
2403 * output       - none
2404 * side effects - read all conf files needed, ircd.conf kline.conf etc.
2405 */
2406 void
2407 read_conf_files(int cold)
2408 {
2409  const char *filename;
2410  char chanmodes[32];
2411  char chanlimit[32];
2412
2413  conf_parser_ctx.boot = cold;
2414  filename = get_conf_name(CONF_TYPE);
2415
2416  /* We need to know the initial filename for the yyerror() to report
2417     FIXME: The full path is in conffilenamebuf first time since we
2418             dont know anything else
2419
2420     - Gozem 2002-07-21
2421  */
2422  strlcpy(conffilebuf, filename, sizeof(conffilebuf));
2423
2424  if ((conf_parser_ctx.conf_file = fbopen(filename, "r")) == NULL)
2425  {
2426    if (cold)
2427    {
2428      ilog(L_CRIT, "Unable to read configuration file '%s': %s",
2429           filename, strerror(errno));
2430      exit(-1);
2431    }
2432    else
2433    {
2434      sendto_realops_flags(UMODE_ALL, L_ALL,
2435                           "Unable to read configuration file '%s': %s",
2436                           filename, strerror(errno));
2437      return;
2438    }
2439  }
2440
2441  if (!cold)
2442    clear_out_old_conf();
2443
2444  read_conf(conf_parser_ctx.conf_file);
2445  fbclose(conf_parser_ctx.conf_file);
2446
2447  add_isupport("NETWORK", ServerInfo.network_name, -1);
2448  ircsprintf(chanmodes, "b%s%s:%d", ConfigChannel.use_except ? "e" : "",
2449             ConfigChannel.use_invex ? "I" : "", ConfigChannel.max_bans);
2450  add_isupport("MAXLIST", chanmodes, -1);
2451  add_isupport("MAXTARGETS", NULL, ConfigFileEntry.max_targets);
2452  if (ConfigChannel.disable_local_channels)
2453    add_isupport("CHANTYPES", "#", -1);
2454  else
2455    add_isupport("CHANTYPES", "#&", -1);
2456  ircsprintf(chanlimit, "%s:%d", ConfigChannel.disable_local_channels ? "#" : "#&",
2457             ConfigChannel.max_chans_per_user);
2458  add_isupport("CHANLIMIT", chanlimit, -1);
2459  ircsprintf(chanmodes, "%s%s%s", ConfigChannel.use_except ? "e" : "",
2460             ConfigChannel.use_invex ? "I" : "", "b,k,l,imnpst");
2461  add_isupport("CHANNELLEN", NULL, LOCAL_CHANNELLEN);
2462  if (ConfigChannel.use_except)
2463    add_isupport("EXCEPTS", "e", -1);
2464  if (ConfigChannel.use_invex)
2465    add_isupport("INVEX", "I", -1);
2466  add_isupport("CHANMODES", chanmodes, -1);
2467
2468  /*
2469   * message_locale may have changed.  rebuild isupport since it relies
2470   * on strlen(form_str(RPL_ISUPPORT))
2471   */
2472  rebuild_isupport_message_line();
2473
2474 #ifdef HAVE_LIBPCRE
2475  parse_conf_file(RKLINE_TYPE, cold);
2476  parse_conf_file(RXLINE_TYPE, cold);
2477 #endif
2478  parse_conf_file(KLINE_TYPE, cold);
2479  parse_conf_file(DLINE_TYPE, cold);
2480  parse_conf_file(XLINE_TYPE, cold);
2481  parse_conf_file(NRESV_TYPE, cold);
2482  parse_conf_file(CRESV_TYPE, cold);
2483 }
2484
2485 /* parse_conf_file()
2486 *
2487 * inputs       - type of conf file to parse
2488 * output       - none
2489 * side effects - conf file for givenconf type is opened and read then parsed
2490 */
2491 static void
2492 parse_conf_file(int type, int cold)
2493 {
2494  FBFILE *file = NULL;
2495  const char *filename = get_conf_name(type);
2496
2497  if ((file = fbopen(filename, "r")) == NULL)
2498  {
2499    if (cold)
2500      ilog(L_ERROR, "Unable to read configuration file '%s': %s",
2501           filename, strerror(errno));
2502    else
2503      sendto_realops_flags(UMODE_ALL, L_ALL,
2504                    "Unable to read configuration file '%s': %s",
2505                           filename, strerror(errno));
2506  }
2507  else
2508  {
2509    parse_csv_file(file, type);
2510    fbclose(file);
2511  }
2512 }
2513
1157   /* clear_out_old_conf()
1158   *
1159   * inputs       - none
# Line 2520 | Line 1163 | parse_conf_file(int type, int cold)
1163   static void
1164   clear_out_old_conf(void)
1165   {
1166 <  dlink_node *ptr = NULL, *next_ptr = NULL;
2524 <  struct ConfItem *conf;
2525 <  struct AccessItem *aconf;
2526 <  struct ClassItem *cltmp;
2527 <  struct MatchItem *match_item;
1166 >  dlink_node *node = NULL, *node_next = NULL;
1167    dlink_list *free_items [] = {
1168 <    &server_items,   &oconf_items,    &hub_items, &leaf_items,
1169 <     &uconf_items,   &xconf_items, &rxconf_items, &rkconf_items,
1170 <     &nresv_items, &cluster_items,  &gdeny_items, NULL
1168 >    &server_items,   &oconf_items,
1169 >     &uconf_items,   &xconf_items,
1170 >     &nresv_items, &cluster_items,  &service_items, &cresv_items, NULL
1171    };
1172  
1173    dlink_list ** iterator = free_items; /* C is dumb */
# Line 2536 | Line 1175 | clear_out_old_conf(void)
1175    /* We only need to free anything allocated by yyparse() here.
1176     * Resetting structs, etc, is taken care of by set_default_conf().
1177     */
1178 <  
1179 <  for (; *iterator != NULL; iterator++)
1178 >
1179 >  for (; *iterator; iterator++)
1180    {
1181 <    DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head)
1181 >    DLINK_FOREACH_SAFE(node, node_next, (*iterator)->head)
1182      {
1183 <      conf = ptr->data;
2545 <      /* XXX This is less than pretty */
2546 <      if (conf->type == SERVER_TYPE)
2547 <      {
2548 <        aconf = map_to_conf(conf);
1183 >      struct MaskItem *conf = node->data;
1184  
1185 <        if (aconf->clients != 0)
1186 <        {
2552 <          SetConfIllegal(aconf);
2553 <          dlinkDelete(&conf->node, &server_items);
2554 <        }
2555 <        else
2556 <        {
2557 <          delete_conf_item(conf);
2558 <        }
2559 <      }
2560 <      else if (conf->type == OPER_TYPE)
2561 <      {
2562 <        aconf = map_to_conf(conf);
1185 >      conf->active = 0;
1186 >      dlinkDelete(&conf->node, *iterator);
1187  
1188 <        if (aconf->clients != 0)
1189 <        {
2566 <          SetConfIllegal(aconf);
2567 <          dlinkDelete(&conf->node, &oconf_items);
2568 <        }
2569 <        else
2570 <        {
2571 <          delete_conf_item(conf);
2572 <        }
2573 <      }
2574 <      else if (conf->type == CLIENT_TYPE)
1188 >      /* XXX This is less than pretty */
1189 >      if (conf->type == CONF_SERVER || conf->type == CONF_OPER)
1190        {
1191 <        aconf = map_to_conf(conf);
1192 <
2578 <        if (aconf->clients != 0)
2579 <        {
2580 <          SetConfIllegal(aconf);
2581 <        }
2582 <        else
2583 <        {
2584 <          delete_conf_item(conf);
2585 <        }
1191 >        if (!conf->ref_count)
1192 >          conf_free(conf);
1193        }
1194 <      else if (conf->type == XLINE_TYPE  ||
2588 <               conf->type == RXLINE_TYPE ||
2589 <               conf->type == RKLINE_TYPE)
1194 >      else if (conf->type == CONF_XLINE)
1195        {
1196 <        /* temporary (r)xlines are also on
1197 <         * the (r)xconf items list */
2593 <        if (conf->flags & CONF_FLAGS_TEMPORARY)
2594 <          continue;
2595 <
2596 <        delete_conf_item(conf);
1196 >        if (!conf->until)
1197 >          conf_free(conf);
1198        }
1199        else
1200 <      {
2600 <        if ((conf->type == LEAF_TYPE) || (conf->type == HUB_TYPE))
2601 <        {
2602 <          match_item = map_to_conf(conf);
2603 <          if (match_item->ref_count <= 0)
2604 <            delete_conf_item(conf);
2605 <          else
2606 <          {
2607 <            match_item->illegal = 1;
2608 <            dlinkDelete(&conf->node, *iterator);
2609 <          }
2610 <        }
2611 <        else
2612 <          delete_conf_item(conf);
2613 <      }
1200 >        conf_free(conf);
1201      }
1202    }
1203  
1204 +  motd_clear();
1205 +
1206    /*
1207     * don't delete the class table, rather mark all entries
1208 <   * for deletion. The table is cleaned up by check_class. - avalon
1208 >   * for deletion. The table is cleaned up by class_delete_marked. - avalon
1209     */
1210 <  DLINK_FOREACH(ptr, class_items.head)
2622 <  {
2623 <    cltmp = map_to_conf(ptr->data);
2624 <
2625 <    if (ptr != class_items.tail)  /* never mark the "default" class */
2626 <      cltmp->active = 0;
2627 <  }
1210 >  class_mark_for_deletion();
1211  
1212    clear_out_address_conf();
1213  
1214    /* clean out module paths */
2632 #ifndef STATIC_MODULES
1215    mod_clear_paths();
2634 #endif
1216  
1217 <  /* clean out ServerInfo */
1218 <  MyFree(ServerInfo.description);
1219 <  ServerInfo.description = NULL;
1220 <  MyFree(ServerInfo.network_name);
1221 <  ServerInfo.network_name = NULL;
1222 <  MyFree(ServerInfo.network_desc);
1223 <  ServerInfo.network_desc = NULL;
1224 <  MyFree(ConfigFileEntry.egdpool_path);
1225 <  ConfigFileEntry.egdpool_path = NULL;
1217 >  pseudo_clear();
1218 >
1219 >  /* clean out ConfigServerInfo */
1220 >  MyFree(ConfigServerInfo.description);
1221 >  ConfigServerInfo.description = NULL;
1222 >  MyFree(ConfigServerInfo.network_name);
1223 >  ConfigServerInfo.network_name = NULL;
1224 >  MyFree(ConfigServerInfo.network_desc);
1225 >  ConfigServerInfo.network_desc = NULL;
1226   #ifdef HAVE_LIBCRYPTO
1227 <  if (ServerInfo.rsa_private_key != NULL)
1227 >  if (ConfigServerInfo.rsa_private_key)
1228    {
1229 <    RSA_free(ServerInfo.rsa_private_key);
1230 <    ServerInfo.rsa_private_key = NULL;
1229 >    RSA_free(ConfigServerInfo.rsa_private_key);
1230 >    ConfigServerInfo.rsa_private_key = NULL;
1231    }
1232  
1233 <  MyFree(ServerInfo.rsa_private_key_file);
1234 <  ServerInfo.rsa_private_key_file = NULL;
1233 >  MyFree(ConfigServerInfo.rsa_private_key_file);
1234 >  ConfigServerInfo.rsa_private_key_file = NULL;
1235   #endif
1236  
1237 <  /* clean out old resvs from the conf */
1238 <  clear_conf_resv();
1239 <
1240 <  /* clean out AdminInfo */
1241 <  MyFree(AdminInfo.name);
1242 <  AdminInfo.name = NULL;
1243 <  MyFree(AdminInfo.email);
2663 <  AdminInfo.email = NULL;
2664 <  MyFree(AdminInfo.description);
2665 <  AdminInfo.description = NULL;
1237 >  /* clean out ConfigAdminInfo */
1238 >  MyFree(ConfigAdminInfo.name);
1239 >  ConfigAdminInfo.name = NULL;
1240 >  MyFree(ConfigAdminInfo.email);
1241 >  ConfigAdminInfo.email = NULL;
1242 >  MyFree(ConfigAdminInfo.description);
1243 >  ConfigAdminInfo.description = NULL;
1244  
2667  /* operator{} and class{} blocks are freed above */
1245    /* clean out listeners */
1246    close_listeners();
2670
2671  /* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{},
2672   * exempt{} and gecos{} blocks are freed above too
2673   */
2674
2675  /* clean out general */
2676  MyFree(ConfigFileEntry.servlink_path);
2677  ConfigFileEntry.servlink_path = NULL;
2678 #ifdef HAVE_LIBCRYPTO
2679  ConfigFileEntry.default_cipher_preference = NULL;
2680 #endif /* HAVE_LIBCRYPTO */
2681  delete_isupport("INVEX");
2682  delete_isupport("EXCEPTS");
1247   }
1248  
1249 < /* flush_deleted_I_P()
1249 > /* read_conf_files()
1250   *
1251 < * inputs       - none
1251 > * inputs       - cold start YES or NO
1252   * output       - none
1253 < * side effects - This function removes I/P conf items
1253 > * side effects - read all conf files needed, ircd.conf kline.conf etc.
1254   */
1255 < static void
1256 < flush_deleted_I_P(void)
1255 > void
1256 > read_conf_files(int cold)
1257   {
1258 <  dlink_node *ptr;
1259 <  dlink_node *next_ptr;
1260 <  struct ConfItem *conf;
2697 <  struct AccessItem *aconf;
2698 <  dlink_list * free_items [] = {
2699 <    &server_items, &oconf_items, NULL
2700 <  };
2701 <  dlink_list ** iterator = free_items; /* C is dumb */
1258 >  const char *filename = NULL;
1259 >  char chanmodes[IRCD_BUFSIZE] = "";
1260 >  char chanlimit[IRCD_BUFSIZE] = "";
1261  
1262 <  /* flush out deleted I and P lines
1263 <   * although still in use.
2705 <   */
2706 <  for (; *iterator != NULL; iterator++)
2707 <  {
2708 <    DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head)
2709 <    {
2710 <      conf = ptr->data;
2711 <      aconf = (struct AccessItem *)map_to_conf(conf);
2712 <
2713 <      if (IsConfIllegal(aconf))
2714 <      {
2715 <        dlinkDelete(ptr, *iterator);
2716 <
2717 <        if (aconf->clients == 0)
2718 <          delete_conf_item(conf);
2719 <      }
2720 <    }
2721 <  }
2722 < }
2723 <
2724 < /* get_conf_name()
2725 < *
2726 < * inputs       - type of conf file to return name of file for
2727 < * output       - pointer to filename for type of conf
2728 < * side effects - none
2729 < */
2730 < const char *
2731 < get_conf_name(ConfType type)
2732 < {
2733 <  switch (type)
2734 <  {
2735 <    case CONF_TYPE:
2736 <      return ConfigFileEntry.configfile;
2737 <      break;
2738 <    case KLINE_TYPE:
2739 <      return ConfigFileEntry.klinefile;
2740 <      break;
2741 <    case RKLINE_TYPE:
2742 <      return ConfigFileEntry.rklinefile;
2743 <      break;
2744 <    case DLINE_TYPE:
2745 <      return ConfigFileEntry.dlinefile;
2746 <      break;
2747 <    case XLINE_TYPE:
2748 <      return ConfigFileEntry.xlinefile;
2749 <      break;
2750 <    case RXLINE_TYPE:
2751 <      return ConfigFileEntry.rxlinefile;
2752 <      break;
2753 <    case CRESV_TYPE:
2754 <      return ConfigFileEntry.cresvfile;
2755 <      break;
2756 <    case NRESV_TYPE:
2757 <      return ConfigFileEntry.nresvfile;
2758 <      break;
2759 <    case GLINE_TYPE:
2760 <      return ConfigFileEntry.glinefile;
2761 <      break;
2762 <
2763 <    default:
2764 <      return NULL;  /* This should NEVER HAPPEN since we call this function
2765 <                       only with the above values, this will cause us to core
2766 <                       at some point if this happens so we know where it was */
2767 <  }
2768 < }
1262 >  conf_parser_ctx.boot = cold;
1263 >  filename = ConfigGeneral.configfile;
1264  
1265 < #define BAD_PING (-1)
1265 >  /* We need to know the initial filename for the yyerror() to report
1266 >     FIXME: The full path is in conffilenamebuf first time since we
1267 >             don't know anything else
1268  
1269 < /* get_conf_ping()
1270 < *
1271 < * inputs       - pointer to struct AccessItem
2775 < *              - pointer to a variable that receives ping warning time
2776 < * output       - ping frequency
2777 < * side effects - NONE
2778 < */
2779 < static int
2780 < get_conf_ping(struct ConfItem *conf, int *pingwarn)
2781 < {
2782 <  struct ClassItem *aclass;
2783 <  struct AccessItem *aconf;
1269 >     - Gozem 2002-07-21
1270 >  */
1271 >  strlcpy(conffilebuf, filename, sizeof(conffilebuf));
1272  
1273 <  if (conf != NULL)
1273 >  if ((conf_parser_ctx.conf_file = fopen(filename, "r")) == NULL)
1274    {
1275 <    aconf = (struct AccessItem *)map_to_conf(conf);
2788 <    if (aconf->class_ptr != NULL)
1275 >    if (cold)
1276      {
1277 <      aclass = (struct ClassItem *)map_to_conf(aconf->class_ptr);
1278 <      *pingwarn = PingWarning(aclass);
1279 <      return PingFreq(aclass);
1277 >      ilog(LOG_TYPE_IRCD, "Unable to read configuration file '%s': %s",
1278 >           filename, strerror(errno));
1279 >      exit(-1);
1280      }
1281 <  }
2795 <
2796 <  return BAD_PING;
2797 < }
2798 <
2799 < /* get_client_class()
2800 < *
2801 < * inputs       - pointer to client struct
2802 < * output       - pointer to name of class
2803 < * side effects - NONE
2804 < */
2805 < const char *
2806 < get_client_class(struct Client *target_p)
2807 < {
2808 <  dlink_node *ptr;
2809 <  struct ConfItem *conf;
2810 <  struct AccessItem *aconf;
2811 <
2812 <  if (target_p != NULL && !IsMe(target_p) &&
2813 <      target_p->localClient->confs.head != NULL)
2814 <  {
2815 <    DLINK_FOREACH(ptr, target_p->localClient->confs.head)
1281 >    else
1282      {
1283 <      conf = ptr->data;
1284 <
1285 <      if (conf->type == CLIENT_TYPE || conf->type == SERVER_TYPE ||
1286 <          conf->type == OPER_TYPE)
2821 <      {
2822 <        aconf = (struct AccessItem *) map_to_conf(conf);
2823 <        if (aconf->class_ptr != NULL)
2824 <          return aconf->class_ptr->name;
2825 <      }
1283 >      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1284 >                           "Unable to read configuration file '%s': %s",
1285 >                           filename, strerror(errno));
1286 >      return;
1287      }
1288    }
1289  
1290 <  return "default";
1291 < }
2831 <
2832 < /* get_client_ping()
2833 < *
2834 < * inputs       - pointer to client struct
2835 < *              - pointer to a variable that receives ping warning time
2836 < * output       - ping frequency
2837 < * side effects - NONE
2838 < */
2839 < int
2840 < get_client_ping(struct Client *target_p, int *pingwarn)
2841 < {
2842 <  int ping;
2843 <  struct ConfItem *conf;
2844 <  dlink_node *nlink;
2845 <
2846 <  if (target_p->localClient->confs.head != NULL)
2847 <    DLINK_FOREACH(nlink, target_p->localClient->confs.head)
2848 <    {
2849 <      conf = nlink->data;
2850 <
2851 <      if ((conf->type == CLIENT_TYPE) || (conf->type == SERVER_TYPE) ||
2852 <          (conf->type == OPER_TYPE))
2853 <      {
2854 <        ping = get_conf_ping(conf, pingwarn);
2855 <        if (ping > 0)
2856 <          return ping;
2857 <      }
2858 <    }
2859 <
2860 <  *pingwarn = 0;
2861 <  return DEFAULT_PINGFREQUENCY;
2862 < }
2863 <
2864 < /* find_class()
2865 < *
2866 < * inputs       - string name of class
2867 < * output       - corresponding Class pointer
2868 < * side effects - NONE
2869 < */
2870 < struct ConfItem *
2871 < find_class(const char *classname)
2872 < {
2873 <  struct ConfItem *conf;
2874 <
2875 <  if ((conf = find_exact_name_conf(CLASS_TYPE, classname, NULL, NULL)) != NULL)
2876 <    return conf;
2877 <
2878 <  return class_default;
2879 < }
2880 <
2881 < /* check_class()
2882 < *
2883 < * inputs       - NONE
2884 < * output       - NONE
2885 < * side effects -
2886 < */
2887 < void
2888 < check_class(void)
2889 < {
2890 <  dlink_node *ptr = NULL, *next_ptr = NULL;
2891 <
2892 <  DLINK_FOREACH_SAFE(ptr, next_ptr, class_items.head)
2893 <  {
2894 <    struct ClassItem *aclass = map_to_conf(ptr->data);
2895 <
2896 <    if (!aclass->active && !CurrUserCount(aclass))
2897 <    {
2898 <      destroy_cidr_class(aclass);
2899 <      delete_conf_item(ptr->data);
2900 <    }
2901 <  }
2902 < }
1290 >  if (!cold)
1291 >    clear_out_old_conf();
1292  
1293 < /* init_class()
1294 < *
2906 < * inputs       - NONE
2907 < * output       - NONE
2908 < * side effects -
2909 < */
2910 < void
2911 < init_class(void)
2912 < {
2913 <  struct ClassItem *aclass;
1293 >  read_conf(conf_parser_ctx.conf_file);
1294 >  fclose(conf_parser_ctx.conf_file);
1295  
1296 <  class_default = make_conf_item(CLASS_TYPE);
1296 >  log_reopen_all();
1297  
1298 <  aclass = map_to_conf(class_default);
1299 <  aclass->active = 1;
2919 <  DupString(class_default->name, "default");
2920 <  ConFreq(aclass)  = DEFAULT_CONNECTFREQUENCY;
2921 <  PingFreq(aclass) = DEFAULT_PINGFREQUENCY;
2922 <  MaxTotal(aclass) = MAXIMUM_LINKS_DEFAULT;
2923 <  MaxSendq(aclass) = DEFAULT_SENDQ;
1298 >  add_isupport("NICKLEN", NULL, ConfigServerInfo.max_nick_length);
1299 >  add_isupport("NETWORK", ConfigServerInfo.network_name, -1);
1300  
1301 <  client_check_cb = register_callback("check_client", check_client);
1302 < }
1301 >  snprintf(chanmodes, sizeof(chanmodes), "beI:%d", ConfigChannel.max_bans);
1302 >  add_isupport("MAXLIST", chanmodes, -1);
1303 >  add_isupport("MAXTARGETS", NULL, ConfigGeneral.max_targets);
1304 >  add_isupport("CHANTYPES", "#", -1);
1305  
1306 < /* get_sendq()
1307 < *
1308 < * inputs       - pointer to client
1309 < * output       - sendq for this client as found from its class
1310 < * side effects - NONE
1311 < */
1312 < unsigned int
2935 < get_sendq(struct Client *client_p)
2936 < {
2937 <  unsigned int sendq = DEFAULT_SENDQ;
2938 <  dlink_node *ptr;
2939 <  struct ConfItem *conf;
2940 <  struct ConfItem *class_conf;
2941 <  struct ClassItem *aclass;
2942 <  struct AccessItem *aconf;
1306 >  snprintf(chanlimit, sizeof(chanlimit), "#:%d",
1307 >           ConfigChannel.max_channels);
1308 >  add_isupport("CHANLIMIT", chanlimit, -1);
1309 >  snprintf(chanmodes, sizeof(chanmodes), "%s", "beI,k,l,cimnprstMORS");
1310 >  add_isupport("CHANNELLEN", NULL, CHANNELLEN);
1311 >  add_isupport("TOPICLEN", NULL, ConfigServerInfo.max_topic_length);
1312 >  add_isupport("CHANMODES", chanmodes, -1);
1313  
1314 <  if (client_p && !IsMe(client_p) && (client_p->localClient->confs.head))
1315 <  {
1316 <    DLINK_FOREACH(ptr, client_p->localClient->confs.head)
2947 <    {
2948 <      conf = ptr->data;
2949 <      if ((conf->type == SERVER_TYPE) || (conf->type == OPER_TYPE)
2950 <          || (conf->type == CLIENT_TYPE))
2951 <      {
2952 <        aconf = (struct AccessItem *)map_to_conf(conf);
2953 <        if ((class_conf = aconf->class_ptr) == NULL)
2954 <          continue;
2955 <        aclass = (struct ClassItem *)map_to_conf(class_conf);
2956 <        sendq = MaxSendq(aclass);
2957 <        return sendq;
2958 <      }
2959 <    }
2960 <  }
2961 <  /* XXX return a default?
2962 <   * if here, then there wasn't an attached conf with a sendq
2963 <   * that is very bad -Dianora
1314 >  /*
1315 >   * message_locale may have changed.  rebuild isupport since it relies
1316 >   * on strlen(form_str(RPL_ISUPPORT))
1317     */
1318 <  return DEFAULT_SENDQ;
1318 >  rebuild_isupport_message_line();
1319   }
1320  
1321   /* conf_add_class_to_conf()
1322   *
1323   * inputs       - pointer to config item
1324   * output       - NONE
1325 < * side effects - Add a class pointer to a conf
1325 > * side effects - Add a class pointer to a conf
1326   */
1327   void
1328 < conf_add_class_to_conf(struct ConfItem *conf, const char *class_name)
1328 > conf_add_class_to_conf(struct MaskItem *conf, const char *class_name)
1329   {
1330 <  struct AccessItem *aconf = map_to_conf(conf);
2978 <  struct ClassItem *class = NULL;
2979 <
2980 <  if (class_name == NULL)
1330 >  if (class_name == NULL)
1331    {
1332 <    aconf->class_ptr = class_default;
1332 >    conf->class = class_default;
1333  
1334 <    if (conf->type == CLIENT_TYPE)
1335 <      sendto_realops_flags(UMODE_ALL, L_ALL,
1336 <                           "Warning *** Defaulting to default class for %s@%s",
1337 <                           aconf->user, aconf->host);
1334 >    if (conf->type == CONF_CLIENT || conf->type == CONF_OPER)
1335 >      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1336 >                           "Warning *** Defaulting to default class for %s@%s",
1337 >                           conf->user, conf->host);
1338      else
1339 <      sendto_realops_flags(UMODE_ALL, L_ALL,
1340 <                           "Warning *** Defaulting to default class for %s",
1341 <                           conf->name);
1339 >      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1340 >                           "Warning *** Defaulting to default class for %s",
1341 >                           conf->name);
1342    }
1343    else
1344 <    aconf->class_ptr = find_class(class_name);
2995 <
2996 <  if (aconf->class_ptr)
2997 <    class = map_to_conf(aconf->class_ptr);
1344 >    conf->class = class_find(class_name, 1);
1345  
1346 <  if (aconf->class_ptr == NULL || !class->active)
1346 >  if (conf->class == NULL)
1347    {
1348 <    if (conf->type == CLIENT_TYPE)
1349 <      sendto_realops_flags(UMODE_ALL, L_ALL,
1350 <                           "Warning *** Defaulting to default class for %s@%s",
1351 <                           aconf->user, aconf->host);
1348 >    if (conf->type == CONF_CLIENT || conf->type == CONF_OPER)
1349 >      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1350 >                           "Warning *** Defaulting to default class for %s@%s",
1351 >                           conf->user, conf->host);
1352      else
1353 <      sendto_realops_flags(UMODE_ALL, L_ALL,
1354 <                           "Warning *** Defaulting to default class for %s",
1355 <                           conf->name);
1356 <    aconf->class_ptr = class_default;
1353 >      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1354 >                           "Warning *** Defaulting to default class for %s",
1355 >                           conf->name);
1356 >    conf->class = class_default;
1357    }
1358   }
1359  
3013 /* conf_add_server()
3014 *
3015 * inputs       - pointer to config item
3016 *              - pointer to link count already on this conf
3017 * output       - NONE
3018 * side effects - Add a connect block
3019 */
3020 int
3021 conf_add_server(struct ConfItem *conf, const char *class_name)
3022 {
3023  struct AccessItem *aconf;
3024  struct split_nuh_item nuh;
3025  char conf_user[USERLEN + 1];
3026  char conf_host[HOSTLEN + 1];
3027
3028  aconf = map_to_conf(conf);
3029
3030  conf_add_class_to_conf(conf, class_name);
3031
3032  if (!aconf->host || !conf->name)
3033  {
3034    sendto_realops_flags(UMODE_ALL, L_ALL, "Bad connect block");
3035    ilog(L_WARN, "Bad connect block");
3036    return -1;
3037  }
3038
3039  if (EmptyString(aconf->passwd) && !IsConfCryptLink(aconf))
3040  {
3041    sendto_realops_flags(UMODE_ALL, L_ALL, "Bad connect block, name %s",
3042                         conf->name);
3043    ilog(L_WARN, "Bad connect block, host %s", conf->name);
3044    return -1;
3045  }
3046
3047  nuh.nuhmask  = aconf->host;
3048  nuh.nickptr  = NULL;
3049  nuh.userptr  = conf_user;
3050  nuh.hostptr  = conf_host;
3051
3052  nuh.nicksize = 0;
3053  nuh.usersize = sizeof(conf_user);
3054  nuh.hostsize = sizeof(conf_host);
3055
3056  split_nuh(&nuh);
3057
3058  MyFree(aconf->host);
3059  aconf->host = NULL;
3060
3061  DupString(aconf->user, conf_user); /* somehow username checking for servers
3062                                 got lost in H6/7, will have to be re-added */
3063  DupString(aconf->host, conf_host);
3064
3065  lookup_confhost(conf);
3066
3067  return 0;
3068 }
3069
1360   /* yyerror()
1361   *
1362   * inputs       - message from parser
# Line 3082 | Line 1372 | yyerror(const char *msg)
1372      return;
1373  
1374    strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1375 <  sendto_realops_flags(UMODE_ALL, L_ALL, "\"%s\", line %u: %s: %s",
1375 >  sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1376 >                       "\"%s\", line %u: %s: %s",
1377                         conffilebuf, lineno + 1, msg, newlinebuf);
1378 <  ilog(L_WARN, "\"%s\", line %u: %s: %s",
1378 >  ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
1379         conffilebuf, lineno + 1, msg, newlinebuf);
1380   }
1381  
1382 < int
1383 < conf_fbgets(char *lbuf, unsigned int max_size, FBFILE *fb)
1382 > void
1383 > conf_error_report(const char *msg)
1384   {
1385 <  if (fbgets(lbuf, max_size, fb) == NULL)
3095 <    return 0;
3096 <
3097 <  return strlen(lbuf);
3098 < }
1385 >  char newlinebuf[IRCD_BUFSIZE];
1386  
1387 < int
1388 < conf_yy_fatal_error(const char *msg)
1389 < {
1390 <  return 0;
1387 >  strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1388 >  sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1389 >                       "\"%s\", line %u: %s: %s",
1390 >                       conffilebuf, lineno + 1, msg, newlinebuf);
1391 >  ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
1392 >       conffilebuf, lineno + 1, msg, newlinebuf);
1393   }
1394  
1395   /*
1396   * valid_tkline()
1397 < *
1397 > *
1398   * inputs       - pointer to ascii string to check
1399   *              - whether the specified time is in seconds or minutes
1400   * output       - -1 not enough parameters
# Line 3114 | Line 1403 | conf_yy_fatal_error(const char *msg)
1403   * Originally written by Dianora (Diane, db@db.net)
1404   */
1405   time_t
1406 < valid_tkline(char *p, int minutes)
1406 > valid_tkline(const char *data, const int minutes)
1407   {
1408 +  const unsigned char *p = (const unsigned char *)data;
1409 +  unsigned char tmpch = '\0';
1410    time_t result = 0;
1411  
1412 <  while (*p)
1412 >  while ((tmpch = *p++))
1413    {
1414 <    if (IsDigit(*p))
3124 <    {
3125 <      result *= 10;
3126 <      result += ((*p) & 0xF);
3127 <      p++;
3128 <    }
3129 <    else
1414 >    if (!IsDigit(tmpch))
1415        return 0;
1416 +
1417 +    result *= 10;
1418 +    result += (tmpch & 0xF);
1419    }
1420  
1421 <  /* in the degenerate case where oper does a /quote kline 0 user@host :reason
1421 >  /*
1422 >   * In the degenerate case where oper does a /quote kline 0 user@host :reason
1423     * i.e. they specifically use 0, I am going to return 1 instead
1424     * as a return value of non-zero is used to flag it as a temporary kline
1425     */
3137
1426    if (result == 0)
1427      result = 1;
1428  
1429 <  /*
1429 >  /*
1430     * If the incoming time is in seconds convert it to minutes for the purpose
1431     * of this calculation
1432     */
1433    if (!minutes)
1434 <    result = result / (time_t)60;
1434 >    result = result / 60;
1435  
1436    if (result > MAX_TDKLINE_TIME)
1437      result = MAX_TDKLINE_TIME;
1438  
1439 <  result = result * (time_t)60;  /* turn it into seconds */
1439 >  result = result * 60;  /* turn it into seconds */
1440  
1441    return result;
1442   }
1443  
1444 + /* valid_wild_card_simple()
1445 + *
1446 + * inputs       - data to check for sufficient non-wildcard characters
1447 + * outputs      - 1 if valid, else 0
1448 + * side effects - none
1449 + */
1450 + int
1451 + valid_wild_card_simple(const char *data)
1452 + {
1453 +  const unsigned char *p = (const unsigned char *)data;
1454 +  unsigned char tmpch = '\0';
1455 +  unsigned int nonwild = 0;
1456 +
1457 +  while ((tmpch = *p++))
1458 +  {
1459 +    if (tmpch == '\\' && *p)
1460 +    {
1461 +      ++p;
1462 +      if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1463 +        return 1;
1464 +    }
1465 +    else if (!IsMWildChar(tmpch))
1466 +    {
1467 +      if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1468 +        return 1;
1469 +    }
1470 +  }
1471 +
1472 +  return 0;
1473 + }
1474 +
1475   /* valid_wild_card()
1476   *
1477   * input        - pointer to client
# Line 3164 | Line 1483 | valid_tkline(char *p, int minutes)
1483   int
1484   valid_wild_card(struct Client *source_p, int warn, int count, ...)
1485   {
1486 <  char *p;
1487 <  char tmpch;
3169 <  int nonwild = 0;
1486 >  unsigned char tmpch = '\0';
1487 >  unsigned int nonwild = 0;
1488    va_list args;
1489  
1490    /*
# Line 3185 | Line 1503 | valid_wild_card(struct Client *source_p,
1503  
1504    while (count--)
1505    {
1506 <    p = va_arg(args, char *);
1506 >    const unsigned char *p = va_arg(args, const unsigned char *);
1507      if (p == NULL)
1508        continue;
1509  
# Line 3197 | Line 1515 | valid_wild_card(struct Client *source_p,
1515           * If we find enough non-wild characters, we can
1516           * break - no point in searching further.
1517           */
1518 <        if (++nonwild >= ConfigFileEntry.min_nonwildcard)
1518 >        if (++nonwild >= ConfigGeneral.min_nonwildcard)
1519 >        {
1520 >          va_end(args);
1521            return 1;
1522 +        }
1523        }
1524      }
1525    }
1526  
1527    if (warn)
1528 <    sendto_one(source_p, ":%s NOTICE %s :Please include at least %d non-wildcard characters with the mask",
1529 <               me.name, source_p->name, ConfigFileEntry.min_nonwildcard);
1528 >    sendto_one_notice(source_p, &me,
1529 >                      ":Please include at least %u non-wildcard characters with the mask",
1530 >                      ConfigGeneral.min_nonwildcard);
1531 >  va_end(args);
1532 >  return 0;
1533 > }
1534 >
1535 > /* find_user_host()
1536 > *
1537 > * inputs       - pointer to client placing kline
1538 > *              - pointer to user_host_or_nick
1539 > *              - pointer to user buffer
1540 > *              - pointer to host buffer
1541 > * output       - 0 if not ok to kline, 1 to kline i.e. if valid user host
1542 > * side effects -
1543 > */
1544 > static int
1545 > find_user_host(struct Client *source_p, char *user_host_or_nick,
1546 >               char *luser, char *lhost, unsigned int flags)
1547 > {
1548 >  struct Client *target_p = NULL;
1549 >  char *hostp = NULL;
1550 >
1551 >  if (lhost == NULL)
1552 >  {
1553 >    strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
1554 >    return 1;
1555 >  }
1556 >
1557 >  if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
1558 >  {
1559 >    /* Explicit user@host mask given */
1560 >    if (hostp)                            /* I'm a little user@host */
1561 >    {
1562 >      *(hostp++) = '\0';                       /* short and squat */
1563 >
1564 >      if (*user_host_or_nick)
1565 >        strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
1566 >      else
1567 >        strcpy(luser, "*");
1568 >
1569 >      if (*hostp)
1570 >        strlcpy(lhost, hostp, HOSTLEN + 1);    /* here is my host */
1571 >      else
1572 >        strcpy(lhost, "*");
1573 >    }
1574 >    else
1575 >    {
1576 >      luser[0] = '*';             /* no @ found, assume its *@somehost */
1577 >      luser[1] = '\0';
1578 >      strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
1579 >    }
1580 >
1581 >    return 1;
1582 >  }
1583 >  else
1584 >  {
1585 >    /* Try to find user@host mask from nick */
1586 >    /* Okay to use source_p as the first param, because source_p == client_p */
1587 >    if ((target_p =
1588 >        find_chasing(source_p, user_host_or_nick)) == NULL)
1589 >      return 0;  /* find_chasing sends ERR_NOSUCHNICK */
1590 >
1591 >    if (IsExemptKline(target_p))
1592 >    {
1593 >      if (IsClient(source_p))
1594 >        sendto_one_notice(source_p, &me, ":%s is E-lined", target_p->name);
1595 >      return 0;
1596 >    }
1597 >
1598 >    /*
1599 >     * turn the "user" bit into "*user", blow away '~'
1600 >     * if found in original user name (non-idented)
1601 >     */
1602 >    strlcpy(luser, target_p->username, USERLEN*4 + 1);
1603 >
1604 >    if (target_p->username[0] == '~')
1605 >      luser[0] = '*';
1606 >
1607 >    if (!strcmp(target_p->sockhost, "0"))
1608 >      strlcpy(lhost, target_p->host, HOSTLEN*4 + 1);
1609 >    else
1610 >      strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
1611 >    return 1;
1612 >  }
1613 >
1614    return 0;
1615   }
1616  
# Line 3219 | Line 1624 | valid_wild_card(struct Client *source_p,
1624   *              - parse_flags bit map of things to test
1625   *              - pointer to user or string to parse into
1626   *              - pointer to host or NULL to parse into if non NULL
1627 < *              - pointer to optional tkline time or NULL
1627 > *              - pointer to optional tkline time or NULL
1628   *              - pointer to target_server to parse into if non NULL
1629   *              - pointer to reason to parse into
1630   *
# Line 3241 | Line 1646 | valid_wild_card(struct Client *source_p,
1646   */
1647   int
1648   parse_aline(const char *cmd, struct Client *source_p,
1649 <            int parc, char **parv,
1650 <            int parse_flags, char **up_p, char **h_p, time_t *tkline_time,
1651 <            char **target_server, char **reason)
1649 >            int parc, char **parv,
1650 >            int parse_flags, char **up_p, char **h_p, time_t *tkline_time,
1651 >            char **target_server, char **reason)
1652   {
1653    int found_tkline_time=0;
1654 <  static char def_reason[] = "No Reason";
1654 >  static char def_reason[] = CONF_NOREASON;
1655    static char user[USERLEN*4+1];
1656    static char host[HOSTLEN*4+1];
1657  
# Line 3255 | Line 1660 | parse_aline(const char *cmd, struct Clie
1660  
1661    found_tkline_time = valid_tkline(*parv, TK_MINUTES);
1662  
1663 <  if (found_tkline_time != 0)
1663 >  if (found_tkline_time)
1664    {
1665      parv++;
1666      parc--;
1667  
1668 <    if (tkline_time != NULL)
1668 >    if (tkline_time)
1669        *tkline_time = found_tkline_time;
1670      else
1671      {
1672 <      sendto_one(source_p, ":%s NOTICE %s :temp_line not supported by %s",
3268 <                 me.name, source_p->name, cmd);
1672 >      sendto_one_notice(source_p, &me, ":temp_line not supported by %s", cmd);
1673        return -1;
1674      }
1675    }
1676  
1677    if (parc == 0)
1678    {
1679 <    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
3276 <               me.name, source_p->name, cmd);
1679 >    sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1680      return -1;
1681    }
1682  
# Line 3287 | Line 1690 | parse_aline(const char *cmd, struct Clie
1690      *up_p = user;
1691      *h_p = host;
1692    }
1693 <
1693 >
1694    parc--;
1695    parv++;
1696  
1697 <  if (parc != 0)
1697 >  if (parc)
1698    {
1699      if (irccmp(*parv, "ON") == 0)
1700      {
# Line 3300 | Line 1703 | parse_aline(const char *cmd, struct Clie
1703  
1704        if (target_server == NULL)
1705        {
1706 <        sendto_one(source_p, ":%s NOTICE %s :ON server not supported by %s",
1707 <                   me.name, source_p->name, cmd);
3305 <        return -1;
1706 >        sendto_one_notice(source_p, &me, ":ON server not supported by %s", cmd);
1707 >        return -1;
1708        }
1709  
1710 <      if (!IsOperRemoteBan(source_p))
1710 >      if (!HasOFlag(source_p, OPER_FLAG_REMOTEBAN))
1711        {
1712 <        sendto_one(source_p, form_str(ERR_NOPRIVS),
3311 <                   me.name, source_p->name, "remoteban");
1712 >        sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "remoteban");
1713          return -1;
1714        }
1715  
1716        if (parc == 0 || EmptyString(*parv))
1717        {
1718 <        sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
1719 <                   me.name, source_p->name, cmd);
3319 <        return -1;
1718 >        sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1719 >        return -1;
1720        }
1721  
1722        *target_server = *parv;
# Line 3328 | Line 1728 | parse_aline(const char *cmd, struct Clie
1728        /* Make sure target_server *is* NULL if no ON server found
1729         * caller probably NULL'd it first, but no harm to do it again -db
1730         */
1731 <      if (target_server != NULL)
1732 <        *target_server = NULL;
1731 >      if (target_server)
1732 >        *target_server = NULL;
1733      }
1734    }
1735  
1736 <  if (h_p != NULL)
1736 >  if (h_p)
1737    {
1738 <    if (strchr(user, '!') != NULL)
1738 >    if (strchr(user, '!'))
1739      {
1740 <      sendto_one(source_p, ":%s NOTICE %s :Invalid character '!' in kline",
3341 <                 me.name, source_p->name);
1740 >      sendto_one_notice(source_p, &me, ":Invalid character '!' in kline");
1741        return -1;
1742      }
1743  
1744 <    if ((parse_flags & AWILD) && !valid_wild_card(source_p, YES, 2, *up_p, *h_p))
1744 >    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, 2, *up_p, *h_p))
1745        return -1;
1746    }
1747    else
1748 <    if ((parse_flags & AWILD) && !valid_wild_card(source_p, YES, 1, *up_p))
1748 >    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, 1, *up_p))
1749        return -1;
1750  
1751 <  if (reason != NULL)
1751 >  if (reason)
1752    {
1753 <    if (parc != 0 && !EmptyString(*parv))
1753 >    if (parc && !EmptyString(*parv))
1754      {
1755        *reason = *parv;
1756 <      if (!valid_comment(source_p, *reason, YES))
1757 <        return -1;
1756 >
1757 >      if (!valid_comment(source_p, *reason, 1))
1758 >        return -1;
1759      }
1760      else
1761        *reason = def_reason;
# Line 3364 | Line 1764 | parse_aline(const char *cmd, struct Clie
1764    return 1;
1765   }
1766  
3367 /* find_user_host()
3368 *
3369 * inputs       - pointer to client placing kline
3370 *              - pointer to user_host_or_nick
3371 *              - pointer to user buffer
3372 *              - pointer to host buffer
3373 * output       - 0 if not ok to kline, 1 to kline i.e. if valid user host
3374 * side effects -
3375 */
3376 static int
3377 find_user_host(struct Client *source_p, char *user_host_or_nick,
3378               char *luser, char *lhost, unsigned int flags)
3379 {
3380  struct Client *target_p = NULL;
3381  char *hostp = NULL;
3382
3383  if (lhost == NULL)
3384  {
3385    strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
3386    return 1;
3387  }
3388
3389  if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
3390  {
3391    /* Explicit user@host mask given */
3392
3393    if (hostp != NULL)                            /* I'm a little user@host */
3394    {
3395      *(hostp++) = '\0';                       /* short and squat */
3396      if (*user_host_or_nick)
3397        strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
3398      else
3399        strcpy(luser, "*");
3400      if (*hostp)
3401        strlcpy(lhost, hostp, HOSTLEN + 1);    /* here is my host */
3402      else
3403        strcpy(lhost, "*");
3404    }
3405    else
3406    {
3407      luser[0] = '*';             /* no @ found, assume its *@somehost */
3408      luser[1] = '\0';    
3409      strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
3410    }
3411    
3412    return 1;
3413  }
3414  else if (!(flags & NOUSERLOOKUP))
3415  {
3416    /* Try to find user@host mask from nick */
3417    /* Okay to use source_p as the first param, because source_p == client_p */
3418    if ((target_p =
3419        find_chasing(source_p, source_p, user_host_or_nick, NULL)) == NULL)
3420      return 0;
3421
3422    if (IsExemptKline(target_p))
3423    {
3424      if (!IsServer(source_p))
3425        sendto_one(source_p,
3426                   ":%s NOTICE %s :%s is E-lined",
3427                   me.name, source_p->name, target_p->name);
3428      return 0;
3429    }
3430
3431    /*
3432     * turn the "user" bit into "*user", blow away '~'
3433     * if found in original user name (non-idented)
3434     */
3435    strlcpy(luser, target_p->username, USERLEN*4 + 1);
3436
3437    if (target_p->username[0] == '~')
3438      luser[0] = '*';
3439
3440    if (target_p->sockhost[0] == '\0' ||
3441        (target_p->sockhost[0] == '0' && target_p->sockhost[1] == '\0'))
3442      strlcpy(lhost, target_p->host, HOSTLEN*4 + 1);
3443    else
3444      strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
3445    return 1;
3446  }
3447
3448  return 0;
3449 }
3450
1767   /* valid_comment()
1768   *
1769   * inputs       - pointer to client
# Line 3459 | Line 1775 | find_user_host(struct Client *source_p,
1775   int
1776   valid_comment(struct Client *source_p, char *comment, int warn)
1777   {
3462  if (strchr(comment, '"'))
3463  {
3464    if (warn)
3465      sendto_one(source_p, ":%s NOTICE %s :Invalid character '\"' in comment",
3466                 me.name, source_p->name);
3467    return 0;
3468  }
3469
1778    if (strlen(comment) > REASONLEN)
1779      comment[REASONLEN-1] = '\0';
1780  
# Line 3481 | Line 1789 | valid_comment(struct Client *source_p, c
1789   * side effects - none
1790   */
1791   int
1792 < match_conf_password(const char *password, const struct AccessItem *aconf)
1792 > match_conf_password(const char *password, const struct MaskItem *conf)
1793   {
1794    const char *encr = NULL;
1795  
1796 <  if (password == NULL || aconf->passwd == NULL)
1796 >  if (EmptyString(password) || EmptyString(conf->passwd))
1797      return 0;
1798  
1799 <  if (aconf->flags & CONF_FLAGS_ENCRYPTED)
1800 <  {
3493 <    /* use first two chars of the password they send in as salt */
3494 <    /* If the password in the conf is MD5, and ircd is linked
3495 <     * to scrypt on FreeBSD, or the standard crypt library on
3496 <     * glibc Linux, then this code will work fine on generating
3497 <     * the proper encrypted hash for comparison.
3498 <     */
3499 <    if (*aconf->passwd)
3500 <      encr = crypt(password, aconf->passwd);
3501 <    else
3502 <      encr = "";
3503 <  }
1799 >  if (conf->flags & CONF_FLAGS_ENCRYPTED)
1800 >    encr = crypt(password, conf->passwd);
1801    else
1802      encr = password;
1803  
1804 <  return !strcmp(encr, aconf->passwd);
1804 >  return encr && !strcmp(encr, conf->passwd);
1805   }
1806  
1807   /*
# Line 3512 | Line 1809 | match_conf_password(const char *password
1809   *
1810   * inputs       - client sending the cluster
1811   *              - command name "KLINE" "XLINE" etc.
1812 < *              - capab -- CAP_KLN etc. from s_serv.h
1813 < *              - cluster type -- CLUSTER_KLINE etc. from s_conf.h
1812 > *              - capab -- CAP_KLN etc. from server.h
1813 > *              - cluster type -- CLUSTER_KLINE etc. from conf.h
1814   *              - pattern and args to send along
1815   * output       - none
1816   * side effects - Take source_p send the pattern with args given
# Line 3524 | Line 1821 | cluster_a_line(struct Client *source_p,
1821                 int capab, int cluster_type, const char *pattern, ...)
1822   {
1823    va_list args;
1824 <  char buffer[IRCD_BUFSIZE];
1825 <  const dlink_node *ptr = NULL;
1824 >  char buffer[IRCD_BUFSIZE] = "";
1825 >  const dlink_node *node = NULL;
1826  
1827    va_start(args, pattern);
1828    vsnprintf(buffer, sizeof(buffer), pattern, args);
1829    va_end(args);
1830  
1831 <  DLINK_FOREACH(ptr, cluster_items.head)
1831 >  DLINK_FOREACH(node, cluster_items.head)
1832    {
1833 <    const struct ConfItem *conf = ptr->data;
1833 >    const struct MaskItem *conf = node->data;
1834  
1835      if (conf->flags & cluster_type)
1836        sendto_match_servs(source_p, conf->name, CAP_CLUSTER|capab,
1837 <                         "%s %s %s", command, conf->name, buffer);
1837 >                         "%s %s %s", command, conf->name, buffer);
1838    }
1839   }
1840  
# Line 3576 | Line 1873 | split_nuh(struct split_nuh_item *const i
1873  
1874    if (iptr->nickptr)
1875      strlcpy(iptr->nickptr, "*", iptr->nicksize);
1876 +
1877    if (iptr->userptr)
1878      strlcpy(iptr->userptr, "*", iptr->usersize);
1879 +
1880    if (iptr->hostptr)
1881      strlcpy(iptr->hostptr, "*", iptr->hostsize);
1882  
# Line 3585 | Line 1884 | split_nuh(struct split_nuh_item *const i
1884    {
1885      *p = '\0';
1886  
1887 <    if (iptr->nickptr && *iptr->nuhmask != '\0')
1887 >    if (iptr->nickptr && *iptr->nuhmask)
1888        strlcpy(iptr->nickptr, iptr->nuhmask, iptr->nicksize);
1889  
1890 <    if ((q = strchr(++p, '@'))) {
1890 >    if ((q = strchr(++p, '@')))
1891 >    {
1892        *q++ = '\0';
1893  
1894 <      if (*p != '\0')
1894 >      if (*p)
1895          strlcpy(iptr->userptr, p, iptr->usersize);
1896  
1897 <      if (*q != '\0')
1897 >      if (*q)
1898          strlcpy(iptr->hostptr, q, iptr->hostsize);
1899      }
1900      else
1901      {
1902 <      if (*p != '\0')
1902 >      if (*p)
1903          strlcpy(iptr->userptr, p, iptr->usersize);
1904      }
1905    }
# Line 3611 | Line 1911 | split_nuh(struct split_nuh_item *const i
1911        /* if found a @ */
1912        *p++ = '\0';
1913  
1914 <      if (*iptr->nuhmask != '\0')
1914 >      if (*iptr->nuhmask)
1915          strlcpy(iptr->userptr, iptr->nuhmask, iptr->usersize);
1916  
1917 <      if (*p != '\0')
1917 >      if (*p)
1918          strlcpy(iptr->hostptr, p, iptr->hostsize);
1919      }
1920      else
# Line 3627 | Line 1927 | split_nuh(struct split_nuh_item *const i
1927      }
1928    }
1929   }
3630
3631 /*
3632 * flags_to_ascii
3633 *
3634 * inputs       - flags is a bitmask
3635 *              - pointer to table of ascii letters corresponding
3636 *                to each bit
3637 *              - flag 1 for convert ToLower if bit missing
3638 *                0 if ignore.
3639 * output       - none
3640 * side effects - string pointed to by p has bitmap chars written to it
3641 */
3642 static void
3643 flags_to_ascii(unsigned int flags, const unsigned int bit_table[], char *p,
3644               int lowerit)
3645 {
3646  unsigned int mask = 1;
3647  int i = 0;
3648
3649  for (mask = 1; (mask != 0) && (bit_table[i] != 0); mask <<= 1, i++)
3650  {
3651    if (flags & mask)
3652      *p++ = bit_table[i];
3653    else if (lowerit)
3654      *p++ = ToLower(bit_table[i]);
3655  }
3656  *p = '\0';
3657 }
3658
3659 /*
3660 * cidr_limit_reached
3661 *
3662 * inputs       - int flag allowing over_rule of limits
3663 *              - pointer to the ip to be added
3664 *              - pointer to the class
3665 * output       - non zero if limit reached
3666 *                0 if limit not reached
3667 * side effects -
3668 */
3669 static int
3670 cidr_limit_reached(int over_rule,
3671                   struct irc_ssaddr *ip, struct ClassItem *aclass)
3672 {
3673  dlink_node *ptr = NULL;
3674  struct CidrItem *cidr;
3675
3676  if (NumberPerCidr(aclass) <= 0)
3677    return 0;
3678
3679  if (ip->ss.ss_family == AF_INET)
3680  {
3681    if (CidrBitlenIPV4(aclass) <= 0)
3682      return 0;
3683
3684    DLINK_FOREACH(ptr, aclass->list_ipv4.head)
3685    {
3686      cidr = ptr->data;
3687      if (match_ipv4(ip, &cidr->mask, CidrBitlenIPV4(aclass)))
3688      {
3689        if (!over_rule && (cidr->number_on_this_cidr >= NumberPerCidr(aclass)))
3690          return -1;
3691        cidr->number_on_this_cidr++;
3692        return 0;
3693      }
3694    }
3695    cidr = MyMalloc(sizeof(struct CidrItem));
3696    cidr->number_on_this_cidr = 1;
3697    cidr->mask = *ip;
3698    mask_addr(&cidr->mask, CidrBitlenIPV4(aclass));
3699    dlinkAdd(cidr, &cidr->node, &aclass->list_ipv4);
3700  }
3701 #ifdef IPV6
3702  else if (CidrBitlenIPV6(aclass) > 0)
3703  {
3704    DLINK_FOREACH(ptr, aclass->list_ipv6.head)
3705    {
3706      cidr = ptr->data;
3707      if (match_ipv6(ip, &cidr->mask, CidrBitlenIPV6(aclass)))
3708      {
3709        if (!over_rule && (cidr->number_on_this_cidr >= NumberPerCidr(aclass)))
3710          return -1;
3711        cidr->number_on_this_cidr++;
3712        return 0;
3713      }
3714    }
3715    cidr = MyMalloc(sizeof(struct CidrItem));
3716    cidr->number_on_this_cidr = 1;
3717    cidr->mask = *ip;
3718    mask_addr(&cidr->mask, CidrBitlenIPV6(aclass));
3719    dlinkAdd(cidr, &cidr->node, &aclass->list_ipv6);
3720  }
3721 #endif
3722  return 0;
3723 }
3724
3725 /*
3726 * remove_from_cidr_check
3727 *
3728 * inputs       - pointer to the ip to be removed
3729 *              - pointer to the class
3730 * output       - NONE
3731 * side effects -
3732 */
3733 static void
3734 remove_from_cidr_check(struct irc_ssaddr *ip, struct ClassItem *aclass)
3735 {
3736  dlink_node *ptr = NULL;
3737  dlink_node *next_ptr = NULL;
3738  struct CidrItem *cidr;
3739
3740  if (NumberPerCidr(aclass) == 0)
3741    return;
3742
3743  if (ip->ss.ss_family == AF_INET)
3744  {
3745    if (CidrBitlenIPV4(aclass) <= 0)
3746      return;
3747
3748    DLINK_FOREACH_SAFE(ptr, next_ptr, aclass->list_ipv4.head)
3749    {
3750      cidr = ptr->data;
3751      if (match_ipv4(ip, &cidr->mask, CidrBitlenIPV4(aclass)))
3752      {
3753        cidr->number_on_this_cidr--;
3754        if (cidr->number_on_this_cidr == 0)
3755        {
3756          dlinkDelete(ptr, &aclass->list_ipv4);
3757          MyFree(cidr);
3758          return;
3759        }
3760      }
3761    }
3762  }
3763 #ifdef IPV6
3764  else if (CidrBitlenIPV6(aclass) > 0)
3765  {
3766    DLINK_FOREACH_SAFE(ptr, next_ptr, aclass->list_ipv6.head)
3767    {
3768      cidr = ptr->data;
3769      if (match_ipv6(ip, &cidr->mask, CidrBitlenIPV6(aclass)))
3770      {
3771        cidr->number_on_this_cidr--;
3772        if (cidr->number_on_this_cidr == 0)
3773        {
3774          dlinkDelete(ptr, &aclass->list_ipv6);
3775          MyFree(cidr);
3776          return;
3777        }
3778      }
3779    }
3780  }
3781 #endif
3782 }
3783
3784 static void
3785 rebuild_cidr_list(int aftype, struct ConfItem *oldcl, struct ClassItem *newcl,
3786                  dlink_list *old_list, dlink_list *new_list, int changed)
3787 {
3788  dlink_node *ptr;
3789  struct Client *client_p;
3790  struct ConfItem *conf;
3791  struct AccessItem *aconf;
3792
3793  if (!changed)
3794  {
3795    *new_list = *old_list;
3796    old_list->head = old_list->tail = NULL;
3797    old_list->length = 0;
3798    return;
3799  }
3800
3801  DLINK_FOREACH(ptr, local_client_list.head)
3802  {
3803    client_p = ptr->data;
3804    if (client_p->localClient->aftype != aftype)
3805      continue;
3806    if (dlink_list_length(&client_p->localClient->confs) == 0)
3807      continue;
3808
3809    conf = client_p->localClient->confs.tail->data;
3810    if (conf->type == CLIENT_TYPE)
3811    {
3812      aconf = map_to_conf(conf);
3813      if (aconf->class_ptr == oldcl)
3814        cidr_limit_reached(1, &client_p->localClient->ip, newcl);
3815    }
3816  }
3817 }
3818
3819 /*
3820 * rebuild_cidr_class
3821 *
3822 * inputs       - pointer to old conf
3823 *              - pointer to new_class
3824 * output       - none
3825 * side effects - rebuilds the class link list of cidr blocks
3826 */
3827 void
3828 rebuild_cidr_class(struct ConfItem *conf, struct ClassItem *new_class)
3829 {
3830  struct ClassItem *old_class = map_to_conf(conf);
3831
3832  if (NumberPerCidr(old_class) > 0 && NumberPerCidr(new_class) > 0)
3833  {
3834    if (CidrBitlenIPV4(old_class) > 0 && CidrBitlenIPV4(new_class) > 0)
3835      rebuild_cidr_list(AF_INET, conf, new_class,
3836                        &old_class->list_ipv4, &new_class->list_ipv4,
3837                        CidrBitlenIPV4(old_class) != CidrBitlenIPV4(new_class));
3838
3839 #ifdef IPV6
3840    if (CidrBitlenIPV6(old_class) > 0 && CidrBitlenIPV6(new_class) > 0)
3841      rebuild_cidr_list(AF_INET6, conf, new_class,
3842                        &old_class->list_ipv6, &new_class->list_ipv6,
3843                        CidrBitlenIPV6(old_class) != CidrBitlenIPV6(new_class));
3844 #endif
3845  }
3846
3847  destroy_cidr_class(old_class);
3848 }
3849
3850 /*
3851 * destroy_cidr_list
3852 *
3853 * inputs       - pointer to class dlink list of cidr blocks
3854 * output       - none
3855 * side effects - completely destroys the class link list of cidr blocks
3856 */
3857 static void
3858 destroy_cidr_list(dlink_list *list)
3859 {
3860  dlink_node *ptr = NULL, *next_ptr = NULL;
3861
3862  DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
3863  {
3864    dlinkDelete(ptr, list);
3865    MyFree(ptr->data);
3866  }
3867 }
3868
3869 /*
3870 * destroy_cidr_class
3871 *
3872 * inputs       - pointer to class
3873 * output       - none
3874 * side effects - completely destroys the class link list of cidr blocks
3875 */
3876 static void
3877 destroy_cidr_class(struct ClassItem *aclass)
3878 {
3879  destroy_cidr_list(&aclass->list_ipv4);
3880  destroy_cidr_list(&aclass->list_ipv6);
3881 }

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