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root/svn/ircd-hybrid/trunk/src/conf.c
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Comparing:
ircd-hybrid-8/src/s_conf.c (file contents), Revision 1176 by michael, Sun Aug 14 11:24:24 2011 UTC vs.
ircd-hybrid/trunk/src/conf.c (file contents), Revision 7234 by michael, Wed Feb 3 16:30:10 2016 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) 1997-2016 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"
33 < #include "resv.h"
30 > #include "conf.h"
31 > #include "conf_cluster.h"
32 > #include "conf_pseudo.h"
33 > #include "conf_resv.h"
34 > #include "conf_shared.h"
35 > #include "server.h"
36   #include "channel.h"
37   #include "client.h"
34 #include "common.h"
38   #include "event.h"
36 #include "hash.h"
37 #include "hook.h"
39   #include "irc_string.h"
39 #include "sprintf_irc.h"
40   #include "s_bsd.h"
41   #include "ircd.h"
42   #include "listener.h"
# Line 44 | Line 44
44   #include "modules.h"
45   #include "numeric.h"
46   #include "fdlist.h"
47 < #include "s_log.h"
47 > #include "log.h"
48   #include "send.h"
49 #include "s_gline.h"
50 #include "fileio.h"
49   #include "memory.h"
50 < #include "irc_res.h"
50 > #include "res.h"
51   #include "userhost.h"
52 < #include "s_user.h"
52 > #include "user.h"
53   #include "channel_mode.h"
54 <
55 < struct Callback *client_check_cb = NULL;
56 < struct config_server_hide ConfigServerHide;
54 > #include "parse.h"
55 > #include "misc.h"
56 > #include "conf_db.h"
57 > #include "conf_class.h"
58 > #include "motd.h"
59 > #include "ipcache.h"
60 > #include "isupport.h"
61 >
62 >
63 > struct config_channel_entry ConfigChannel;
64 > struct config_serverhide_entry ConfigServerHide;
65 > struct config_general_entry ConfigGeneral;
66 > struct config_log_entry ConfigLog = { .use_logging = 1 };
67 > struct config_serverinfo_entry ConfigServerInfo;
68 > struct config_admin_entry ConfigAdminInfo;
69 > struct conf_parser_context conf_parser_ctx;
70  
71   /* general conf items link list root, other than k lines etc. */
72 < dlink_list service_items = { NULL, NULL, 0 };
73 < dlink_list server_items  = { NULL, NULL, 0 };
74 < dlink_list cluster_items = { NULL, NULL, 0 };
75 < dlink_list hub_items     = { NULL, NULL, 0 };
76 < dlink_list leaf_items    = { NULL, NULL, 0 };
77 < dlink_list oconf_items   = { NULL, NULL, 0 };
67 < dlink_list uconf_items   = { NULL, NULL, 0 };
68 < dlink_list xconf_items   = { NULL, NULL, 0 };
69 < 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 };
72 > dlink_list service_items;
73 > dlink_list server_items;
74 > dlink_list operator_items;
75 > dlink_list gecos_items;
76 > dlink_list nresv_items;
77 > dlink_list cresv_items;
78  
79   extern unsigned int lineno;
80   extern char linebuf[];
81   extern char conffilebuf[IRCD_BUFSIZE];
86 extern char yytext[];
82   extern int yyparse(); /* defined in y.tab.c */
83  
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 }
84  
85   /* conf_dns_callback()
86   *
87 < * inputs       - pointer to struct AccessItem
87 > * inputs       - pointer to struct MaskItem
88   *              - pointer to DNSReply reply
89   * output       - none
90   * side effects - called when resolver query finishes
# Line 167 | Line 93 | unmap_conf_item(void *aconf)
93   * if successful save hp in the conf item it was called with
94   */
95   static void
96 < conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name)
96 > conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name, size_t namelength)
97   {
98 <  struct AccessItem *aconf = vptr;
98 >  struct MaskItem *const conf = vptr;
99  
100 <  aconf->dns_pending = 0;
100 >  conf->dns_pending = 0;
101  
102 <  if (addr != NULL)
103 <    memcpy(&aconf->ipnum, addr, sizeof(aconf->ipnum));
102 >  if (addr)
103 >    memcpy(&conf->addr, addr, sizeof(conf->addr));
104    else
105 <    aconf->dns_failed = 1;
105 >    conf->dns_failed = 1;
106   }
107  
108   /* conf_dns_lookup()
# Line 186 | Line 112 | conf_dns_callback(void *vptr, const stru
112   * allocate a dns_query and start ns lookup.
113   */
114   static void
115 < conf_dns_lookup(struct AccessItem *aconf)
115 > conf_dns_lookup(struct MaskItem *conf)
116   {
117 <  if (!aconf->dns_pending)
118 <  {
119 <    aconf->dns_pending = 1;
120 <    gethost_byname(conf_dns_callback, aconf, aconf->host);
121 <  }
117 >  if (conf->dns_pending)
118 >    return;
119 >
120 >  conf->dns_pending = 1;
121 >
122 >  if (conf->aftype == AF_INET)
123 >    gethost_byname_type(conf_dns_callback, conf, conf->host, T_A);
124 >  else
125 >    gethost_byname_type(conf_dns_callback, conf, conf->host, T_AAAA);
126   }
127  
128 < /* make_conf_item()
128 > /* map_to_list()
129   *
130 < * inputs       - type of item
131 < * output       - pointer to new conf entry
132 < * side effects - none
130 > * inputs       - ConfType conf
131 > * output       - pointer to dlink_list to use
132 > * side effects - none
133   */
134 < struct ConfItem *
135 < make_conf_item(ConfType type)
134 > static dlink_list *
135 > map_to_list(enum maskitem_type type)
136   {
207  struct ConfItem *conf = NULL;
208  struct AccessItem *aconf = NULL;
209  struct ClassItem *aclass = NULL;
210  int status = 0;
211
137    switch (type)
138    {
139 <  case DLINE_TYPE:
140 <  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;
139 >    case CONF_XLINE:
140 >      return &gecos_items;
141        break;
142 <
143 <    case DLINE_TYPE:
234 <      status = CONF_DLINE;
142 >    case CONF_NRESV:
143 >      return &nresv_items;
144        break;
145 <
146 <    case KLINE_TYPE:
238 <      status = CONF_KLINE;
145 >    case CONF_CRESV:
146 >      return &cresv_items;
147        break;
148 <
149 <    case GLINE_TYPE:
242 <      status = CONF_GLINE;
148 >    case CONF_OPER:
149 >      return &operator_items;
150        break;
151 <
152 <    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);
151 >    case CONF_SERVER:
152 >      return &server_items;
153        break;
154 <
155 <    case SERVER_TYPE:
255 <      status = CONF_SERVER;
256 <      dlinkAdd(conf, &conf->node, &server_items);
154 >    case CONF_SERVICE:
155 >      return &service_items;
156        break;
258
157      default:
158 <      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 SERVICE_TYPE:
326 <    status = CONF_SERVICE;
327 <    conf = MyMalloc(sizeof(struct ConfItem));
328 <    dlinkAdd(conf, &conf->node, &service_items);
329 <    break;
330 <
331 <  case CLASS_TYPE:
332 <    conf = MyMalloc(sizeof(struct ConfItem) +
333 <                           sizeof(struct ClassItem));
334 <    dlinkAdd(conf, &conf->node, &class_items);
335 <
336 <    aclass = map_to_conf(conf);
337 <    aclass->active = 1;
338 <    ConFreq(aclass) = DEFAULT_CONNECTFREQUENCY;
339 <    PingFreq(aclass) = DEFAULT_PINGFREQUENCY;
340 <    MaxTotal(aclass) = MAXIMUM_LINKS_DEFAULT;
341 <    MaxSendq(aclass) = DEFAULT_SENDQ;
342 <
343 <    break;
344 <
345 <  default:
346 <    conf = NULL;
347 <    break;
158 >      return NULL;
159    }
349
350  /* XXX Yes, this will core if default is hit. I want it to for now - db */
351  conf->type = type;
352
353  return conf;
160   }
161  
162 < void
163 < delete_conf_item(struct ConfItem *conf)
162 > struct MaskItem *
163 > conf_make(enum maskitem_type type)
164   {
165 <  dlink_node *m = NULL;
166 <  struct MatchItem *match_item;
361 <  struct AccessItem *aconf;
362 <  ConfType type = conf->type;
363 <
364 <  MyFree(conf->name);
365 <  conf->name = NULL;
366 <
367 <  switch(type)
368 <  {
369 <  case DLINE_TYPE:
370 <  case EXEMPTDLINE_TYPE:
371 <  case GLINE_TYPE:
372 <  case KLINE_TYPE:
373 <  case CLIENT_TYPE:
374 <  case OPER_TYPE:
375 <  case SERVER_TYPE:
376 <    aconf = map_to_conf(conf);
377 <
378 <    if (aconf->dns_pending)
379 <      delete_resolver_queries(aconf);
380 <    if (aconf->passwd != NULL)
381 <      memset(aconf->passwd, 0, strlen(aconf->passwd));
382 <    if (aconf->spasswd != NULL)
383 <      memset(aconf->spasswd, 0, strlen(aconf->spasswd));
384 <    aconf->class_ptr = NULL;
385 <
386 <    MyFree(aconf->passwd);
387 <    MyFree(aconf->spasswd);
388 <    MyFree(aconf->reason);
389 <    MyFree(aconf->oper_reason);
390 <    MyFree(aconf->user);
391 <    MyFree(aconf->host);
392 < #ifdef HAVE_LIBCRYPTO
393 <    if (aconf->rsa_public_key)
394 <      RSA_free(aconf->rsa_public_key);
395 <    MyFree(aconf->rsa_public_key_file);
396 < #endif
397 <
398 <    /* Yes, sigh. switch on type again */
399 <    switch(type)
400 <    {
401 <    case EXEMPTDLINE_TYPE:
402 <    case DLINE_TYPE:
403 <    case GLINE_TYPE:
404 <    case KLINE_TYPE:
405 <    case CLIENT_TYPE:
406 <      MyFree(conf);
407 <      break;
408 <
409 <    case OPER_TYPE:
410 <      aconf = map_to_conf(conf);
411 <      if (!IsConfIllegal(aconf))
412 <        dlinkDelete(&conf->node, &oconf_items);
413 <      MyFree(conf);
414 <      break;
415 <
416 <    case SERVER_TYPE:
417 <      aconf = map_to_conf(conf);
418 <      if (!IsConfIllegal(aconf))
419 <        dlinkDelete(&conf->node, &server_items);
420 <      MyFree(conf);
421 <      break;
422 <
423 <    default:
424 <      break;
425 <    }
426 <    break;
427 <
428 <  case HUB_TYPE:
429 <    match_item = map_to_conf(conf);
430 <    MyFree(match_item->user);
431 <    MyFree(match_item->host);
432 <    MyFree(match_item->reason);
433 <    MyFree(match_item->oper_reason);
434 <    /* If marked illegal, its already been pulled off of the hub_items list */
435 <    if (!match_item->illegal)
436 <      dlinkDelete(&conf->node, &hub_items);
437 <    MyFree(conf);
438 <    break;
439 <
440 <  case LEAF_TYPE:
441 <    match_item = map_to_conf(conf);
442 <    MyFree(match_item->user);
443 <    MyFree(match_item->host);
444 <    MyFree(match_item->reason);
445 <    MyFree(match_item->oper_reason);
446 <    /* If marked illegal, its already been pulled off of the leaf_items list */
447 <    if (!match_item->illegal)
448 <      dlinkDelete(&conf->node, &leaf_items);
449 <    MyFree(conf);
450 <    break;
451 <
452 <  case ULINE_TYPE:
453 <    match_item = map_to_conf(conf);
454 <    MyFree(match_item->user);
455 <    MyFree(match_item->host);
456 <    MyFree(match_item->reason);
457 <    MyFree(match_item->oper_reason);
458 <    dlinkDelete(&conf->node, &uconf_items);
459 <    MyFree(conf);
460 <    break;
461 <
462 <  case XLINE_TYPE:
463 <    match_item = map_to_conf(conf);
464 <    MyFree(match_item->user);
465 <    MyFree(match_item->host);
466 <    MyFree(match_item->reason);
467 <    MyFree(match_item->oper_reason);
468 <    dlinkDelete(&conf->node, &xconf_items);
469 <    MyFree(conf);
470 <    break;
471 < #ifdef HAVE_LIBPCRE
472 <  case RKLINE_TYPE:
473 <    aconf = map_to_conf(conf);
474 <    MyFree(aconf->regexuser);
475 <    MyFree(aconf->regexhost);
476 <    MyFree(aconf->user);
477 <    MyFree(aconf->host);
478 <    MyFree(aconf->reason);
479 <    MyFree(aconf->oper_reason);
480 <    dlinkDelete(&conf->node, &rkconf_items);
481 <    MyFree(conf);
482 <    break;
483 <
484 <  case RXLINE_TYPE:
485 <    MyFree(conf->regexpname);
486 <    match_item = map_to_conf(conf);
487 <    MyFree(match_item->user);
488 <    MyFree(match_item->host);
489 <    MyFree(match_item->reason);
490 <    MyFree(match_item->oper_reason);
491 <    dlinkDelete(&conf->node, &rxconf_items);
492 <    MyFree(conf);
493 <    break;
494 < #endif
495 <  case NRESV_TYPE:
496 <    match_item = map_to_conf(conf);
497 <    MyFree(match_item->user);
498 <    MyFree(match_item->host);
499 <    MyFree(match_item->reason);
500 <    MyFree(match_item->oper_reason);
501 <    dlinkDelete(&conf->node, &nresv_items);
502 <
503 <    if (conf->flags & CONF_FLAGS_TEMPORARY)
504 <      if ((m = dlinkFindDelete(&temporary_resv, conf)) != NULL)
505 <        free_dlink_node(m);
506 <
507 <    MyFree(conf);
508 <    break;
509 <
510 <  case GDENY_TYPE:
511 <    aconf = map_to_conf(conf);
512 <    MyFree(aconf->user);
513 <    MyFree(aconf->host);
514 <    dlinkDelete(&conf->node, &gdeny_items);
515 <    MyFree(conf);
516 <    break;
517 <
518 <  case CLUSTER_TYPE:
519 <    dlinkDelete(&conf->node, &cluster_items);
520 <    MyFree(conf);
521 <    break;
522 <
523 <  case CRESV_TYPE:
524 <    if (conf->flags & CONF_FLAGS_TEMPORARY)
525 <      if ((m = dlinkFindDelete(&temporary_resv, conf)) != NULL)
526 <        free_dlink_node(m);
527 <
528 <    MyFree(conf);
529 <    break;
165 >  struct MaskItem *const conf = xcalloc(sizeof(*conf));
166 >  dlink_list *list = NULL;
167  
168 <  case CLASS_TYPE:
169 <    dlinkDelete(&conf->node, &class_items);
170 <    MyFree(conf);
534 <    break;
535 <
536 <  case SERVICE_TYPE:
537 <    dlinkDelete(&conf->node, &service_items);
538 <    MyFree(conf);
539 <    break;
168 >  conf->type   = type;
169 >  conf->active = 1;
170 >  conf->aftype = AF_INET;
171  
172 <  default:
173 <    break;
174 <  }
172 >  if ((list = map_to_list(type)))
173 >    dlinkAdd(conf, &conf->node, list);
174 >  return conf;
175   }
176  
546 /* free_access_item()
547 *
548 * inputs       - pointer to conf to free
549 * output       - none
550 * side effects - crucial password fields are zeroed, conf is freed
551 */
177   void
178 < free_access_item(struct AccessItem *aconf)
178 > conf_free(struct MaskItem *conf)
179   {
180 <  struct ConfItem *conf;
181 <
557 <  if (aconf == NULL)
558 <    return;
559 <  conf = unmap_conf_item(aconf);
560 <  delete_conf_item(conf);
561 < }
562 <
563 < static const unsigned int shared_bit_table[] =
564 <  { 'K', 'k', 'U', 'X', 'x', 'Y', 'Q', 'q', 'R', 'L', 0};
565 <
566 < /* report_confitem_types()
567 < *
568 < * inputs       - pointer to client requesting confitem report
569 < *              - ConfType to report
570 < * output       - none
571 < * side effects -
572 < */
573 < void
574 < report_confitem_types(struct Client *source_p, ConfType type, int temp)
575 < {
576 <  dlink_node *ptr = NULL;
577 <  struct ConfItem *conf = NULL;
578 <  struct AccessItem *aconf = NULL;
579 <  struct MatchItem *matchitem = NULL;
580 <  struct ClassItem *classitem = NULL;
581 <  char buf[12];
582 <  char *p = NULL;
583 <  const char *pfx = NULL;
584 <
585 <  switch (type)
586 <  {
587 <  case GDENY_TYPE:
588 <    DLINK_FOREACH(ptr, gdeny_items.head)
589 <    {
590 <      conf = ptr->data;
591 <      aconf = map_to_conf(conf);
592 <
593 <      p = buf;
594 <
595 <      if (aconf->flags & GDENY_BLOCK)
596 <        *p++ = 'B';
597 <      else
598 <        *p++ = 'b';
599 <
600 <      if (aconf->flags & GDENY_REJECT)
601 <        *p++ = 'R';
602 <      else
603 <        *p++ = 'r';
604 <
605 <      *p = '\0';
606 <
607 <      sendto_one(source_p, ":%s %d %s V %s@%s %s %s",
608 <                 me.name, RPL_STATSDEBUG, source_p->name,
609 <                 aconf->user, aconf->host, conf->name, buf);
610 <    }
611 <    break;
612 <
613 <  case XLINE_TYPE:
614 <    DLINK_FOREACH(ptr, xconf_items.head)
615 <    {
616 <      conf = ptr->data;
617 <      matchitem = map_to_conf(conf);
618 <
619 <      sendto_one(source_p, form_str(RPL_STATSXLINE),
620 <                 me.name, source_p->name,
621 <                 matchitem->hold ? "x": "X", matchitem->count,
622 <                 conf->name, matchitem->reason);
623 <    }
624 <    break;
625 <
626 < #ifdef HAVE_LIBPCRE
627 <  case RXLINE_TYPE:
628 <    DLINK_FOREACH(ptr, rxconf_items.head)
629 <    {
630 <      conf = ptr->data;
631 <      matchitem = map_to_conf(conf);
632 <
633 <      sendto_one(source_p, form_str(RPL_STATSXLINE),
634 <                 me.name, source_p->name,
635 <                 matchitem->hold ? "xR": "XR", matchitem->count,
636 <                 conf->name, matchitem->reason);
637 <    }
638 <    break;
639 <
640 <  case RKLINE_TYPE:
641 <    pfx = temp ? "kR" : "KR";
642 <
643 <    DLINK_FOREACH(ptr, rkconf_items.head)
644 <    {
645 <      aconf = map_to_conf((conf = ptr->data));
646 <
647 <      if (temp && !(conf->flags & CONF_FLAGS_TEMPORARY))
648 <        continue;
649 <
650 <      sendto_one(source_p, form_str(RPL_STATSKLINE), me.name,
651 <                 source_p->name, pfx, aconf->host, aconf->user,
652 <                 aconf->reason, aconf->oper_reason ? aconf->oper_reason : "");
653 <    }
654 <    break;
655 < #endif
656 <
657 <  case ULINE_TYPE:
658 <    DLINK_FOREACH(ptr, uconf_items.head)
659 <    {
660 <      conf = ptr->data;
661 <      matchitem = map_to_conf(conf);
662 <
663 <      p = buf;
664 <
665 <      /* some of these are redundant for the sake of
666 <       * consistency with cluster{} flags
667 <       */
668 <      *p++ = 'c';
669 <      flags_to_ascii(matchitem->action, shared_bit_table, p, 0);
670 <
671 <      sendto_one(source_p, form_str(RPL_STATSULINE),
672 <                 me.name, source_p->name, conf->name,
673 <                 matchitem->user?matchitem->user: "*",
674 <                 matchitem->host?matchitem->host: "*", buf);
675 <    }
180 >  dlink_node *node = NULL, *node_next = NULL;
181 >  dlink_list *list = NULL;
182  
183 <    DLINK_FOREACH(ptr, cluster_items.head)
184 <    {
679 <      conf = ptr->data;
680 <
681 <      p = buf;
682 <
683 <      *p++ = 'C';
684 <      flags_to_ascii(conf->flags, shared_bit_table, p, 0);
685 <
686 <      sendto_one(source_p, form_str(RPL_STATSULINE),
687 <                 me.name, source_p->name, conf->name,
688 <                 "*", "*", buf);
689 <    }
183 >  if ((list = map_to_list(conf->type)))
184 >    dlinkFindDelete(list, conf);
185  
186 <    break;
186 >  xfree(conf->name);
187  
188 <  case OPER_TYPE:
189 <    DLINK_FOREACH(ptr, oconf_items.head)
190 <    {
191 <      conf = ptr->data;
192 <      aconf = map_to_conf(conf);
188 >  if (conf->dns_pending)
189 >    delete_resolver_queries(conf);
190 >  if (conf->passwd)
191 >    memset(conf->passwd, 0, strlen(conf->passwd));
192 >  if (conf->spasswd)
193 >    memset(conf->spasswd, 0, strlen(conf->spasswd));
194  
195 <      /* Don't allow non opers to see oper privs */
700 <      if (IsOper(source_p))
701 <        sendto_one(source_p, form_str(RPL_STATSOLINE),
702 <                   me.name, source_p->name, 'O', aconf->user, aconf->host,
703 <                   conf->name, oper_privs_as_string(aconf->port),
704 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
705 <      else
706 <        sendto_one(source_p, form_str(RPL_STATSOLINE),
707 <                   me.name, source_p->name, 'O', aconf->user, aconf->host,
708 <                   conf->name, "0",
709 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
710 <    }
711 <    break;
195 >  conf->class = NULL;
196  
197 <  case CLASS_TYPE:
198 <    DLINK_FOREACH(ptr, class_items.head)
199 <    {
200 <      conf = ptr->data;
201 <      classitem = map_to_conf(conf);
202 <      sendto_one(source_p, form_str(RPL_STATSYLINE),
203 <                 me.name, source_p->name, 'Y',
204 <                 conf->name, PingFreq(classitem),
721 <                 ConFreq(classitem),
722 <                 MaxTotal(classitem), MaxSendq(classitem),
723 <                 CurrUserCount(classitem),
724 <                 classitem->active ? "active" : "disabled");
725 <    }
726 <    break;
727 <
728 <  case CONF_TYPE:
729 <  case CLIENT_TYPE:
730 <    break;
731 <
732 <  case SERVICE_TYPE:
733 <    DLINK_FOREACH(ptr, service_items.head)
734 <    {
735 <      conf = ptr->data;
736 <      sendto_one(source_p, form_str(RPL_STATSSERVICE),
737 <                 me.name, source_p->name, 'S', "*", conf->name, 0, 0);
738 <    }
739 <    break;
197 >  xfree(conf->passwd);
198 >  xfree(conf->spasswd);
199 >  xfree(conf->reason);
200 >  xfree(conf->certfp);
201 >  xfree(conf->whois);
202 >  xfree(conf->user);
203 >  xfree(conf->host);
204 >  xfree(conf->cipher_list);
205  
206 <  case SERVER_TYPE:
742 <    DLINK_FOREACH(ptr, server_items.head)
743 <    {
744 <      p = buf;
745 <
746 <      conf = ptr->data;
747 <      aconf = map_to_conf(conf);
748 <
749 <      buf[0] = '\0';
750 <
751 <      if (IsConfAllowAutoConn(aconf))
752 <        *p++ = 'A';
753 <      if (IsConfCryptLink(aconf))
754 <        *p++ = 'C';
755 <      if (IsConfTopicBurst(aconf))
756 <        *p++ = 'T';
757 <      if (IsConfCompressed(aconf))
758 <        *p++ = 'Z';
759 <      if (buf[0] == '\0')
760 <        *p++ = '*';
761 <
762 <      *p = '\0';
763 <
764 <      /*
765 <       * Allow admins to see actual ips unless hide_server_ips is enabled
766 <       */
767 <      if (!ConfigServerHide.hide_server_ips && IsAdmin(source_p))
768 <        sendto_one(source_p, form_str(RPL_STATSCLINE),
769 <                   me.name, source_p->name, 'C', aconf->host,
770 <                   buf, conf->name, aconf->port,
771 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
772 <        else
773 <          sendto_one(source_p, form_str(RPL_STATSCLINE),
774 <                     me.name, source_p->name, 'C',
775 <                     "*@127.0.0.1", buf, conf->name, aconf->port,
776 <                     aconf->class_ptr ? aconf->class_ptr->name : "<default>");
777 <    }
778 <    break;
779 <
780 <  case HUB_TYPE:
781 <    DLINK_FOREACH(ptr, hub_items.head)
782 <    {
783 <      conf = ptr->data;
784 <      matchitem = map_to_conf(conf);
785 <      sendto_one(source_p, form_str(RPL_STATSHLINE), me.name,
786 <                 source_p->name, 'H', matchitem->host, conf->name, 0, "*");
787 <    }
788 <    break;
789 <
790 <  case LEAF_TYPE:
791 <    DLINK_FOREACH(ptr, leaf_items.head)
792 <    {
793 <      conf = ptr->data;
794 <      matchitem = map_to_conf(conf);
795 <      sendto_one(source_p, form_str(RPL_STATSLLINE), me.name,
796 <                 source_p->name, 'L', matchitem->host, conf->name, 0, "*");
797 <    }
798 <    break;
799 <
800 <  case GLINE_TYPE:
801 <  case KLINE_TYPE:
802 <  case DLINE_TYPE:
803 <  case EXEMPTDLINE_TYPE:
804 <  case CRESV_TYPE:
805 <  case NRESV_TYPE:
806 <  case CLUSTER_TYPE:
807 <  default:
808 <    break;
809 <  }
810 < }
811 <
812 < /* check_client()
813 < *
814 < * inputs       - pointer to client
815 < * output       - 0 = Success
816 < *                NOT_AUTHORIZED    (-1) = Access denied (no I line match)
817 < *                IRCD_SOCKET_ERROR (-2) = Bad socket.
818 < *                I_LINE_FULL       (-3) = I-line is full
819 < *                TOO_MANY          (-4) = Too many connections from hostname
820 < *                BANNED_CLIENT     (-5) = K-lined
821 < * side effects - Ordinary client access check.
822 < *                Look for conf lines which have the same
823 < *                status as the flags passed.
824 < */
825 < static void *
826 < check_client(va_list args)
827 < {
828 <  struct Client *source_p = va_arg(args, struct Client *);
829 <  const char *username = va_arg(args, const char *);
830 <  int i;
831 <
832 <  /* I'm already in big trouble if source_p->localClient is NULL -db */
833 <  if ((i = verify_access(source_p, username)))
834 <    ilog(L_INFO, "Access denied: %s[%s]",
835 <         source_p->name, source_p->sockhost);
836 <
837 <  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).",
842 <                           get_client_name(source_p, SHOW_IP),
843 <                           source_p->sockhost);
844 <      ilog(L_INFO,"Too many connections on IP from %s.",
845 <           get_client_name(source_p, SHOW_IP));
846 <      ++ServerStats.is_ref;
847 <      exit_client(source_p, &me, "No more connections allowed on that IP");
848 <      break;
849 <
850 <    case I_LINE_FULL:
851 <      sendto_realops_flags(UMODE_FULL, L_ALL,
852 <                           "I-line is full for %s (%s).",
853 <                           get_client_name(source_p, SHOW_IP),
854 <                           source_p->sockhost);
855 <      ilog(L_INFO,"Too many connections from %s.",
856 <           get_client_name(source_p, SHOW_IP));
857 <      ++ServerStats.is_ref;
858 <      exit_client(source_p, &me,
859 <                "No more connections allowed in your connection class");
860 <      break;
861 <
862 <    case NOT_AUTHORIZED:
863 <      ++ServerStats.is_ref;
864 <      /* jdc - lists server name & port connections are on */
865 <      /*       a purely cosmetical change */
866 <      sendto_realops_flags(UMODE_UNAUTH, L_ALL,
867 <                           "Unauthorized client connection from %s [%s] on [%s/%u].",
868 <                           get_client_name(source_p, SHOW_IP),
869 <                           source_p->sockhost,
870 <                           source_p->localClient->listener->name,
871 <                           source_p->localClient->listener->port);
872 <      ilog(L_INFO,
873 <          "Unauthorized client connection from %s on [%s/%u].",
874 <          get_client_name(source_p, SHOW_IP),
875 <          source_p->localClient->listener->name,
876 <          source_p->localClient->listener->port);
877 <
878 <      /* XXX It is prolematical whether it is better to use the
879 <       * capture reject code here or rely on the connecting too fast code.
880 <       * - Dianora
881 <       */
882 <      if (REJECT_HOLD_TIME > 0)
883 <      {
884 <        sendto_one(source_p, ":%s NOTICE %s :You are not authorized to use this server",
885 <                   me.name, source_p->name);
886 <        source_p->localClient->reject_delay = CurrentTime + REJECT_HOLD_TIME;
887 <        SetCaptured(source_p);
888 <      }
889 <      else
890 <        exit_client(source_p, &me, "You are not authorized to use this server");
891 <      break;
892 <
893 <   case BANNED_CLIENT:
894 <     /*
895 <      * Don't exit them immediately, play with them a bit.
896 <      * - Dianora
897 <      */
898 <     if (REJECT_HOLD_TIME > 0)
899 <     {
900 <       source_p->localClient->reject_delay = CurrentTime + REJECT_HOLD_TIME;
901 <       SetCaptured(source_p);
902 <     }
903 <     else
904 <       exit_client(source_p, &me, "Banned");
905 <     ++ServerStats.is_ref;
906 <     break;
907 <
908 <   case 0:
909 <   default:
910 <     break;
208 >    xfree(node->data);
209 >    dlinkDelete(node, &conf->hub_list);
210 >    free_dlink_node(node);
211    }
212  
213 <  return (i < 0 ? NULL : source_p);
914 < }
915 <
916 < /* verify_access()
917 < *
918 < * inputs       - pointer to client to verify
919 < *              - pointer to proposed username
920 < * output       - 0 if success -'ve if not
921 < * side effect  - find the first (best) I line to attach.
922 < */
923 < static int
924 < verify_access(struct Client *client_p, const char *username)
925 < {
926 <  struct AccessItem *aconf = NULL, *rkconf = NULL;
927 <  struct ConfItem *conf = NULL;
928 <  char non_ident[USERLEN + 1] = { '~', '\0' };
929 <  const char *uhi[3];
930 <
931 <  if (IsGotId(client_p))
932 <  {
933 <    aconf = find_address_conf(client_p->host, client_p->username,
934 <                             &client_p->localClient->ip,
935 <                             client_p->localClient->aftype,
936 <                             client_p->localClient->passwd);
937 <  }
938 <  else
213 >  DLINK_FOREACH_SAFE(node, node_next, conf->leaf_list.head)
214    {
215 <    strlcpy(non_ident+1, username, sizeof(non_ident)-1);
216 <    aconf = find_address_conf(client_p->host,non_ident,
217 <                             &client_p->localClient->ip,
943 <                             client_p->localClient->aftype,
944 <                             client_p->localClient->passwd);
215 >    xfree(node->data);
216 >    dlinkDelete(node, &conf->leaf_list);
217 >    free_dlink_node(node);
218    }
219  
220 <  uhi[0] = IsGotId(client_p) ? client_p->username : non_ident;
948 <  uhi[1] = client_p->host;
949 <  uhi[2] = client_p->sockhost;
950 <
951 <  rkconf = find_regexp_kline(uhi);
952 <
953 <  if (aconf != NULL)
220 >  DLINK_FOREACH_SAFE(node, node_next, conf->exempt_list.head)
221    {
222 <    if (IsConfClient(aconf) && !rkconf)
956 <    {
957 <      conf = unmap_conf_item(aconf);
958 <
959 <      if (IsConfRedir(aconf))
960 <      {
961 <        sendto_one(client_p, form_str(RPL_REDIR),
962 <                   me.name, client_p->name,
963 <                   conf->name ? conf->name : "",
964 <                   aconf->port);
965 <        return(NOT_AUTHORIZED);
966 <      }
222 >    struct exempt *exptr = node->data;
223  
224 <      if (IsConfDoIdentd(aconf))
225 <        SetNeedId(client_p);
226 <
227 <      /* Thanks for spoof idea amm */
228 <      if (IsConfDoSpoofIp(aconf))
973 <      {
974 <        conf = unmap_conf_item(aconf);
975 <
976 <        if (!ConfigFileEntry.hide_spoof_ips && IsConfSpoofNotice(aconf))
977 <          sendto_realops_flags(UMODE_ALL, L_ADMIN, "%s spoofing: %s as %s",
978 <                               client_p->name, client_p->host, conf->name);
979 <        strlcpy(client_p->host, conf->name, sizeof(client_p->host));
980 <        SetIPSpoof(client_p);
981 <      }
982 <
983 <      return(attach_iline(client_p, conf));
984 <    }
985 <    else if (rkconf || IsConfKill(aconf) || (ConfigFileEntry.glines && IsConfGline(aconf)))
986 <    {
987 <      /* XXX */
988 <      aconf = rkconf ? rkconf : aconf;
989 <      if (IsConfGline(aconf))
990 <        sendto_one(client_p, ":%s NOTICE %s :*** G-lined", me.name,
991 <                   client_p->name);
992 <      if (ConfigFileEntry.kline_with_reason)
993 <        sendto_one(client_p, ":%s NOTICE %s :*** Banned %s",
994 <                  me.name, client_p->name, aconf->reason);
995 <      return(BANNED_CLIENT);
996 <    }
224 >    dlinkDelete(node, &conf->exempt_list);
225 >    xfree(exptr->name);
226 >    xfree(exptr->user);
227 >    xfree(exptr->host);
228 >    xfree(exptr);
229    }
230  
231 <  return(NOT_AUTHORIZED);
231 >  xfree(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;
1013 <  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);
251 >  AddFlag(client_p, FLAGS_IPHASH);
252  
253 <  aconf = map_to_conf(conf);
254 <  if (aconf->class_ptr == NULL)
1024 <    return NOT_AUTHORIZED;  /* If class is missing, this is best */
1025 <
1026 <  aclass = map_to_conf(aconf->class_ptr);
1027 <
1028 <  count_user_host(client_p->username, client_p->host,
1029 <                  &global, &local, &ident);
253 >  userhost_count(client_p->username, client_p->host,
254 >                 &global, &local, &ident);
255  
256    /* XXX blah. go down checking the various silly limits
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, "
1054 <               "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()
1061 < *
1062 < * inputs               - NONE
1063 < * output               - NONE
1064 < * side effects         - allocate memory for ip_entry(s)
1065 < *                      - clear the ip hash table
1066 < */
1067 < void
1068 < init_ip_hash_table(void)
1069 < {
1070 <  ip_entry_heap = BlockHeapCreate("ip", sizeof(struct ip_entry),
1071 <    2 * hard_fdlimit);
1072 <  memset(ip_hash_table, 0, sizeof(ip_hash_table));
1073 < }
1074 <
1075 < /* find_or_add_ip()
1076 < *
1077 < * inputs       - pointer to struct irc_ssaddr
1078 < * output       - pointer to a struct ip_entry
1079 < * 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;
1088 <  int hash_index = hash_ip(ip_in), res;
1089 <  struct sockaddr_in *v4 = (struct sockaddr_in *)ip_in, *ptr_v4;
1090 < #ifdef IPV6
1091 <  struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)ip_in, *ptr_v6;
1092 < #endif
293 >  struct MaskItem *conf = NULL;
294  
295 <  for (ptr = ip_hash_table[hash_index]; ptr; ptr = ptr->next)
295 >  if (HasFlag(client_p, FLAGS_GOTID))
296    {
297 < #ifdef IPV6
298 <    if (ptr->ip.ss.ss_family != ip_in->ss.ss_family)
299 <      continue;
300 <    if (ip_in->ss.ss_family == AF_INET6)
1100 <    {
1101 <      ptr_v6 = (struct sockaddr_in6 *)&ptr->ip;
1102 <      res = memcmp(&v6->sin6_addr, &ptr_v6->sin6_addr, sizeof(struct in6_addr));
1103 <    }
1104 <    else
1105 < #endif
1106 <    {
1107 <      ptr_v4 = (struct sockaddr_in *)&ptr->ip;
1108 <      res = memcmp(&v4->sin_addr, &ptr_v4->sin_addr, sizeof(struct in_addr));
1109 <    }
1110 <    if (res == 0)
1111 <    {
1112 <      /* Found entry already in hash, return it. */
1113 <      return ptr;
1114 <    }
297 >    conf = find_address_conf(client_p->host, client_p->username,
298 >                             &client_p->connection->ip,
299 >                             client_p->connection->aftype,
300 >                             client_p->connection->password);
301    }
302 +  else
303 +  {
304 +    char non_ident[USERLEN + 1] = "~";
305  
306 <  if (ip_entries_count >= 2 * hard_fdlimit)
307 <    garbage_collect_ip_entries();
308 <
309 <  newptr = BlockHeapAlloc(ip_entry_heap);
310 <  ip_entries_count++;
311 <  memcpy(&newptr->ip, ip_in, sizeof(struct irc_ssaddr));
1123 <
1124 <  newptr->next = ip_hash_table[hash_index];
1125 <  ip_hash_table[hash_index] = newptr;
306 >    strlcpy(non_ident + 1, client_p->username, sizeof(non_ident) - 1);
307 >    conf = find_address_conf(client_p->host, non_ident,
308 >                             &client_p->connection->ip,
309 >                             client_p->connection->aftype,
310 >                             client_p->connection->password);
311 >  }
312  
313 <  return newptr;
314 < }
313 >  if (!conf)
314 >    return NOT_AUTHORIZED;
315  
316 < /* remove_one_ip()
1131 < *
1132 < * inputs        - unsigned long IP address value
1133 < * output        - NONE
1134 < * side effects  - The ip address given, is looked up in ip hash table
1135 < *                 and number of ip#'s for that ip decremented.
1136 < *                 If ip # count reaches 0 and has expired,
1137 < *                 the struct ip_entry is returned to the ip_entry_heap
1138 < */
1139 < void
1140 < remove_one_ip(struct irc_ssaddr *ip_in)
1141 < {
1142 <  struct ip_entry *ptr;
1143 <  struct ip_entry *last_ptr = NULL;
1144 <  int hash_index = hash_ip(ip_in), res;
1145 <  struct sockaddr_in *v4 = (struct sockaddr_in *)ip_in, *ptr_v4;
1146 < #ifdef IPV6
1147 <  struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)ip_in, *ptr_v6;
1148 < #endif
316 >  assert(IsConfClient(conf) || IsConfKill(conf));
317  
318 <  for (ptr = ip_hash_table[hash_index]; ptr; ptr = ptr->next)
318 >  if (IsConfClient(conf))
319    {
320 < #ifdef IPV6
1153 <    if (ptr->ip.ss.ss_family != ip_in->ss.ss_family)
1154 <      continue;
1155 <    if (ip_in->ss.ss_family == AF_INET6)
1156 <    {
1157 <      ptr_v6 = (struct sockaddr_in6 *)&ptr->ip;
1158 <      res = memcmp(&v6->sin6_addr, &ptr_v6->sin6_addr, sizeof(struct in6_addr));
1159 <    }
1160 <    else
1161 < #endif
320 >    if (IsConfRedir(conf))
321      {
322 <      ptr_v4 = (struct sockaddr_in *)&ptr->ip;
323 <      res = memcmp(&v4->sin_addr, &ptr_v4->sin_addr, sizeof(struct in_addr));
322 >      sendto_one_numeric(client_p, &me, RPL_REDIR,
323 >                         conf->name ? conf->name : "",
324 >                         conf->port);
325 >      return NOT_AUTHORIZED;
326      }
327 <    if (res)
328 <      continue;
1168 <    if (ptr->count > 0)
1169 <      ptr->count--;
1170 <    if (ptr->count == 0 &&
1171 <        (CurrentTime-ptr->last_attempt) >= ConfigFileEntry.throttle_time)
327 >
328 >    if (IsConfDoSpoofIp(conf))
329      {
330 <      if (last_ptr != NULL)
331 <        last_ptr->next = ptr->next;
332 <      else
1176 <        ip_hash_table[hash_index] = ptr->next;
330 >      if (IsConfSpoofNotice(conf))
331 >        sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, "%s spoofing: %s as %s",
332 >                             client_p->name, client_p->host, conf->name);
333  
334 <      BlockHeapFree(ip_entry_heap, ptr);
1179 <      ip_entries_count--;
1180 <      return;
334 >      strlcpy(client_p->host, conf->name, sizeof(client_p->host));
335      }
1182    last_ptr = ptr;
1183  }
1184 }
1185
1186 /* hash_ip()
1187 *
1188 * input        - pointer to an irc_inaddr
1189 * output       - integer value used as index into hash table
1190 * side effects - hopefully, none
1191 */
1192 static int
1193 hash_ip(struct irc_ssaddr *addr)
1194 {
1195  if (addr->ss.ss_family == AF_INET)
1196  {
1197    struct sockaddr_in *v4 = (struct sockaddr_in *)addr;
1198    int hash;
1199    uint32_t ip;
336  
337 <    ip   = ntohl(v4->sin_addr.s_addr);
1202 <    hash = ((ip >> 12) + ip) & (IP_HASH_SIZE-1);
1203 <    return hash;
337 >    return attach_iline(client_p, conf);
338    }
339 < #ifdef IPV6
340 <  else
341 <  {
1208 <    int hash;
1209 <    struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)addr;
1210 <    uint32_t *ip = (uint32_t *)&v6->sin6_addr.s6_addr;
1211 <
1212 <    hash  = ip[0] ^ ip[3];
1213 <    hash ^= hash >> 16;  
1214 <    hash ^= hash >> 8;  
1215 <    hash  = hash & (IP_HASH_SIZE - 1);
1216 <    return hash;
1217 <  }
1218 < #else
1219 <  return 0;
1220 < #endif
339 >
340 >  sendto_one_notice(client_p, &me, ":*** Banned: %s", conf->reason);
341 >  return BANNED_CLIENT;
342   }
343  
344 < /* count_ip_hash()
1224 < *
1225 < * inputs        - pointer to counter of number of ips hashed
1226 < *               - pointer to memory used for ip hash
1227 < * output        - returned via pointers input
1228 < * side effects  - NONE
344 > /* check_client()
345   *
346 < * number of hashed ip #'s is counted up, plus the amount of memory
347 < * used in the hash.
346 > * inputs       - pointer to client
347 > * output       - 0 = Success
348 > *                NOT_AUTHORIZED    (-1) = Access denied (no I line match)
349 > *                IRCD_SOCKET_ERROR (-2) = Bad socket.
350 > *                I_LINE_FULL       (-3) = I-line is full
351 > *                TOO_MANY          (-4) = Too many connections from hostname
352 > *                BANNED_CLIENT     (-5) = K-lined
353 > * side effects - Ordinary client access check.
354 > *                Look for conf lines which have the same
355 > *                status as the flags passed.
356   */
357 < void
358 < count_ip_hash(unsigned int *number_ips_stored, uint64_t *mem_ips_stored)
357 > int
358 > check_client(struct Client *source_p)
359   {
1236  struct ip_entry *ptr;
360    int i;
361  
362 <  *number_ips_stored = 0;
363 <  *mem_ips_stored    = 0;
362 >  if ((i = verify_access(source_p)))
363 >    ilog(LOG_TYPE_IRCD, "Access denied: %s[%s]",
364 >         source_p->name, source_p->sockhost);
365  
366 <  for (i = 0; i < IP_HASH_SIZE; i++)
366 >  switch (i)
367    {
368 <    for (ptr = ip_hash_table[i]; ptr; ptr = ptr->next)
369 <    {
370 <      *number_ips_stored += 1;
371 <      *mem_ips_stored += sizeof(struct ip_entry);
372 <    }
373 <  }
374 < }
368 >    case TOO_MANY:
369 >      sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
370 >                           "Too many on IP for %s (%s).",
371 >                           get_client_name(source_p, SHOW_IP),
372 >                           source_p->sockhost);
373 >      ilog(LOG_TYPE_IRCD, "Too many connections on IP from %s.",
374 >           get_client_name(source_p, SHOW_IP));
375 >      ++ServerStats.is_ref;
376 >      exit_client(source_p, "No more connections allowed on that IP");
377 >      break;
378  
379 < /* garbage_collect_ip_entries()
380 < *
381 < * input        - NONE
382 < * output       - NONE
383 < * side effects - free up all ip entries with no connections
384 < */
385 < static void
386 < garbage_collect_ip_entries(void)
387 < {
388 <  struct ip_entry *ptr;
1262 <  struct ip_entry *last_ptr;
1263 <  struct ip_entry *next_ptr;
1264 <  int i;
379 >    case I_LINE_FULL:
380 >      sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
381 >                           "auth {} block is full for %s (%s).",
382 >                           get_client_name(source_p, SHOW_IP),
383 >                           source_p->sockhost);
384 >      ilog(LOG_TYPE_IRCD, "Too many connections from %s.",
385 >           get_client_name(source_p, SHOW_IP));
386 >      ++ServerStats.is_ref;
387 >      exit_client(source_p, "No more connections allowed in your connection class");
388 >      break;
389  
390 <  for (i = 0; i < IP_HASH_SIZE; i++)
391 <  {
392 <    last_ptr = NULL;
390 >    case NOT_AUTHORIZED:
391 >      /* jdc - lists server name & port connections are on */
392 >      /*       a purely cosmetical change */
393 >      sendto_realops_flags(UMODE_UNAUTH, L_ALL, SEND_NOTICE,
394 >                           "Unauthorized client connection from %s [%s] on [%s/%u].",
395 >                           get_client_name(source_p, SHOW_IP),
396 >                           source_p->sockhost,
397 >                           source_p->connection->listener->name,
398 >                           source_p->connection->listener->port);
399 >      ilog(LOG_TYPE_IRCD, "Unauthorized client connection from %s on [%s/%u].",
400 >           get_client_name(source_p, SHOW_IP),
401 >           source_p->connection->listener->name,
402 >           source_p->connection->listener->port);
403  
404 <    for (ptr = ip_hash_table[i]; ptr; ptr = next_ptr)
405 <    {
406 <      next_ptr = ptr->next;
404 >      ++ServerStats.is_ref;
405 >      exit_client(source_p, "You are not authorized to use this server");
406 >      break;
407  
408 <      if (ptr->count == 0 &&
409 <          (CurrentTime - ptr->last_attempt) >= ConfigFileEntry.throttle_time)
410 <      {
411 <        if (last_ptr != NULL)
412 <          last_ptr->next = ptr->next;
413 <        else
414 <          ip_hash_table[i] = ptr->next;
415 <        BlockHeapFree(ip_entry_heap, ptr);
1282 <        ip_entries_count--;
1283 <      }
1284 <      else
1285 <        last_ptr = ptr;
1286 <    }
408 >    case BANNED_CLIENT:
409 >      ++ServerStats.is_ref;
410 >      exit_client(source_p, "Banned");
411 >      break;
412 >
413 >    case 0:
414 >    default:
415 >      break;
416    }
417 +
418 +  return !(i < 0);
419   }
420  
421   /* detach_conf()
# Line 1295 | Line 426 | garbage_collect_ip_entries(void)
426   * side effects - Disassociate configuration from the client.
427   *                Also removes a class from the list if marked for deleting.
428   */
429 < int
430 < detach_conf(struct Client *client_p, ConfType type)
429 > void
430 > detach_conf(struct Client *client_p, enum maskitem_type type)
431   {
432 <  dlink_node *ptr, *next_ptr;
1302 <  struct ConfItem *conf;
1303 <  struct ClassItem *aclass;
1304 <  struct AccessItem *aconf;
1305 <  struct ConfItem *aclass_conf;
1306 <  struct MatchItem *match_item;
432 >  dlink_node *node = NULL, *node_next = NULL;
433  
434 <  DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->localClient->confs.head)
434 >  DLINK_FOREACH_SAFE(node, node_next, client_p->connection->confs.head)
435    {
436 <    conf = ptr->data;
1311 <
1312 <    if (type == CONF_TYPE || conf->type == type)
1313 <    {
1314 <      dlinkDelete(ptr, &client_p->localClient->confs);
1315 <      free_dlink_node(ptr);
1316 <
1317 <      switch (conf->type)
1318 <      {
1319 <      case CLIENT_TYPE:
1320 <      case OPER_TYPE:
1321 <      case SERVER_TYPE:
1322 <        aconf = map_to_conf(conf);
1323 <
1324 <        assert(aconf->clients > 0);
436 >    struct MaskItem *conf = node->data;
437  
438 <        if ((aclass_conf = ClassPtr(aconf)) != NULL)
439 <        {
440 <          aclass = map_to_conf(aclass_conf);
438 >    assert(conf->type & (CONF_CLIENT | CONF_OPER | CONF_SERVER));
439 >    assert(conf->ref_count > 0);
440 >    assert(conf->class->ref_count > 0);
441  
442 <          assert(aclass->curr_user_count > 0);
443 <
1332 <          if (conf->type == CLIENT_TYPE)
1333 <            remove_from_cidr_check(&client_p->localClient->ip, aclass);
1334 <          if (--aclass->curr_user_count == 0 && aclass->active == 0)
1335 <            delete_conf_item(aclass_conf);
1336 <        }
1337 <
1338 <        if (--aconf->clients == 0 && IsConfIllegal(aconf))
1339 <          delete_conf_item(conf);
442 >    if (!(conf->type & type))
443 >      continue;
444  
445 <        break;
445 >    dlinkDelete(node, &client_p->connection->confs);
446 >    free_dlink_node(node);
447  
448 <      case LEAF_TYPE:
449 <      case HUB_TYPE:
1345 <        match_item = map_to_conf(conf);
1346 <        if (match_item->ref_count == 0 && match_item->illegal)
1347 <          delete_conf_item(conf);
1348 <        break;
1349 <      default:
1350 <        break;
1351 <      }
448 >    if (conf->type == CONF_CLIENT)
449 >      remove_from_cidr_check(&client_p->connection->ip, conf->class);
450  
451 <      if (type != CONF_TYPE)
452 <        return 0;
451 >    if (--conf->class->ref_count == 0 && conf->class->active == 0)
452 >    {
453 >      class_free(conf->class);
454 >      conf->class = NULL;
455      }
1356  }
456  
457 <  return -1;
457 >    if (--conf->ref_count == 0 && conf->active == 0)
458 >      conf_free(conf);
459 >  }
460   }
461  
462   /* attach_conf()
# Line 1369 | Line 470 | detach_conf(struct Client *client_p, Con
470   *                attachment if there was an old one...
471   */
472   int
473 < attach_conf(struct Client *client_p, struct ConfItem *conf)
473 > attach_conf(struct Client *client_p, struct MaskItem *conf)
474   {
475 <  if (dlinkFind(&client_p->localClient->confs, conf) != NULL)
475 >  if (dlinkFind(&client_p->connection->confs, conf))
476      return 1;
477  
478 <  if (conf->type == CLIENT_TYPE ||
479 <      conf->type == SERVER_TYPE ||
480 <      conf->type == OPER_TYPE)
481 <  {
1381 <    struct AccessItem *aconf = map_to_conf(conf);
1382 <    struct ClassItem *aclass = map_to_conf(aconf->class_ptr);
478 >  if (conf->type == CONF_CLIENT)
479 >    if (cidr_limit_reached(IsConfExemptLimits(conf),
480 >                           &client_p->connection->ip, conf->class))
481 >      return TOO_MANY;    /* Already at maximum allowed */
482  
483 <    if (IsConfIllegal(aconf))
484 <      return NOT_AUTHORIZED;
483 >  conf->class->ref_count++;
484 >  conf->ref_count++;
485  
486 <    if (conf->type == CLIENT_TYPE)
1388 <      if (cidr_limit_reached(IsConfExemptLimits(aconf),
1389 <                             &client_p->localClient->ip, aclass))
1390 <        return TOO_MANY;    /* Already at maximum allowed */
1391 <
1392 <    CurrUserCount(aclass)++;
1393 <    aconf->clients++;
1394 <  }
1395 <  else if (conf->type == HUB_TYPE || conf->type == LEAF_TYPE)
1396 <  {
1397 <    struct MatchItem *match_item = map_to_conf(conf);
1398 <    match_item->ref_count++;
1399 <  }
1400 <
1401 <  dlinkAdd(conf, make_dlink_node(), &client_p->localClient->confs);
486 >  dlinkAdd(conf, make_dlink_node(), &client_p->connection->confs);
487  
488    return 0;
489   }
# Line 1415 | Line 500 | int
500   attach_connect_block(struct Client *client_p, const char *name,
501                       const char *host)
502   {
503 <  dlink_node *ptr;
1419 <  struct ConfItem *conf;
1420 <  struct AccessItem *aconf;
503 >  dlink_node *node = NULL;
504  
505 <  assert(client_p != NULL);
1423 <  assert(host != NULL);
505 >  assert(host);
506  
507 <  if (client_p == NULL || host == NULL)
1426 <    return 0;
1427 <
1428 <  DLINK_FOREACH(ptr, server_items.head)
507 >  DLINK_FOREACH(node, server_items.head)
508    {
509 <    conf = ptr->data;
1431 <    aconf = map_to_conf(conf);
509 >    struct MaskItem *conf = node->data;
510  
511 <    if (match(conf->name, name) == 0 || match(aconf->host, host) == 0)
511 >    if (match(conf->name, name) || match(conf->host, host))
512        continue;
513  
514      attach_conf(client_p, conf);
515 <    return -1;
515 >    return 1;
516    }
517  
518    return 0;
519   }
520  
1443 /* find_conf_exact()
1444 *
1445 * inputs       - type of ConfItem
1446 *              - pointer to name to find
1447 *              - pointer to username to find
1448 *              - pointer to host to find
1449 * output       - NULL or pointer to conf found
1450 * side effects - find a conf entry which matches the hostname
1451 *                and has the same name.
1452 */
1453 struct ConfItem *
1454 find_conf_exact(ConfType type, const char *name, const char *user,
1455                const char *host)
1456 {
1457  dlink_node *ptr;
1458  dlink_list *list_p;
1459  struct ConfItem *conf = NULL;
1460  struct AccessItem *aconf;
1461
1462  /* Only valid for OPER_TYPE and ...? */
1463  list_p = map_to_list(type);
1464
1465  DLINK_FOREACH(ptr, (*list_p).head)
1466  {
1467    conf = ptr->data;
1468
1469    if (conf->name == NULL)
1470      continue;
1471    aconf = map_to_conf(conf);
1472    if (aconf->host == NULL)
1473      continue;
1474    if (irccmp(conf->name, name) != 0)
1475      continue;
1476
1477    /*
1478    ** Accept if the *real* hostname (usually sockethost)
1479    ** socket host) matches *either* host or name field
1480    ** of the configuration.
1481    */
1482    if (!match(aconf->host, host) || !match(aconf->user, user))
1483      continue;
1484    if (type == OPER_TYPE)
1485    {
1486      struct ClassItem *aclass = map_to_conf(aconf->class_ptr);
1487
1488      if (aconf->clients >= MaxTotal(aclass))
1489        continue;
1490    }
1491
1492    return conf;
1493  }
1494
1495  return NULL;
1496 }
1497
521   /* find_conf_name()
522   *
523   * inputs       - pointer to conf link list to search
# Line 1504 | Line 527 | find_conf_exact(ConfType type, const cha
527   * side effects - find a conf entry which matches the name
528   *                and has the given mask.
529   */
530 < struct ConfItem *
531 < find_conf_name(dlink_list *list, const char *name, ConfType type)
530 > struct MaskItem *
531 > find_conf_name(dlink_list *list, const char *name, enum maskitem_type type)
532   {
533 <  dlink_node *ptr;
1511 <  struct ConfItem* conf;
533 >  dlink_node *node = NULL;
534  
535 <  DLINK_FOREACH(ptr, list->head)
535 >  DLINK_FOREACH(node, list->head)
536    {
537 <    conf = ptr->data;
538 <    
537 >    struct MaskItem *conf = node->data;
538 >
539      if (conf->type == type)
540      {
541 <      if (conf->name && (irccmp(conf->name, name) == 0 ||
542 <                         match(conf->name, name)))
1521 <      return conf;
541 >      if (conf->name && !irccmp(conf->name, name))
542 >        return conf;
543      }
544    }
545  
546    return NULL;
547   }
548  
1528 /* map_to_list()
1529 *
1530 * inputs       - ConfType conf
1531 * output       - pointer to dlink_list to use
1532 * side effects - none
1533 */
1534 static dlink_list *
1535 map_to_list(ConfType type)
1536 {
1537  switch(type)
1538  {
1539  case RXLINE_TYPE:
1540    return(&rxconf_items);
1541    break;
1542  case XLINE_TYPE:
1543    return(&xconf_items);
1544    break;
1545  case ULINE_TYPE:
1546    return(&uconf_items);
1547    break;
1548  case NRESV_TYPE:
1549    return(&nresv_items);
1550    break;
1551  case OPER_TYPE:
1552    return(&oconf_items);
1553    break;
1554  case CLASS_TYPE:
1555    return(&class_items);
1556    break;
1557  case SERVER_TYPE:
1558    return(&server_items);
1559    break;
1560  case SERVICE_TYPE:
1561    return(&service_items);
1562    break;
1563  case CLUSTER_TYPE:
1564    return(&cluster_items);
1565    break;
1566  case CONF_TYPE:
1567  case GLINE_TYPE:
1568  case KLINE_TYPE:
1569  case DLINE_TYPE:
1570  case CRESV_TYPE:
1571  default:
1572    return NULL;
1573  }
1574 }
1575
549   /* find_matching_name_conf()
550   *
551   * inputs       - type of link list to look in
552   *              - pointer to name string to find
553   *              - pointer to user
554   *              - pointer to host
555 < *              - optional action to match on as well
556 < * output       - NULL or pointer to found struct MatchItem
555 > *              - optional flags to match on as well
556 > * output       - NULL or pointer to found struct MaskItem
557   * side effects - looks for a match on name field
558   */
559 < struct ConfItem *
560 < find_matching_name_conf(ConfType type, const char *name, const char *user,
561 <                        const char *host, int action)
562 < {
563 <  dlink_node *ptr=NULL;
564 <  struct ConfItem *conf=NULL;
565 <  struct AccessItem *aconf=NULL;
1593 <  struct MatchItem *match_item=NULL;
1594 <  dlink_list *list_p = map_to_list(type);
559 > struct MaskItem *
560 > find_matching_name_conf(enum maskitem_type type, const char *name, const char *user,
561 >                        const char *host, unsigned int flags)
562 > {
563 >  dlink_node *node = NULL;
564 >  dlink_list *list = map_to_list(type);
565 >  struct MaskItem *conf = NULL;
566  
567    switch (type)
568    {
569 < #ifdef HAVE_LIBPCRE
570 <  case RXLINE_TYPE:
1600 <      DLINK_FOREACH(ptr, list_p->head)
1601 <      {
1602 <        conf = ptr->data;
1603 <        assert(conf->regexpname);
1604 <
1605 <        if (!ircd_pcre_exec(conf->regexpname, name))
1606 <          return conf;
1607 <      }
1608 <      break;
1609 < #endif
1610 <  case SERVICE_TYPE:
1611 <    DLINK_FOREACH(ptr, list_p->head)
569 >  case CONF_SERVICE:
570 >    DLINK_FOREACH(node, list->head)
571      {
572 <      conf = ptr->data;
572 >      conf = node->data;
573  
574        if (EmptyString(conf->name))
575          continue;
576 <      if ((name != NULL) && !irccmp(name, conf->name))
576 >      if (name && !irccmp(name, conf->name))
577          return conf;
578      }
579      break;
580  
581 <  case XLINE_TYPE:
582 <  case ULINE_TYPE:
583 <  case NRESV_TYPE:
584 <    DLINK_FOREACH(ptr, list_p->head)
581 >  case CONF_XLINE:
582 >  case CONF_NRESV:
583 >  case CONF_CRESV:
584 >    DLINK_FOREACH(node, list->head)
585      {
586 <      conf = ptr->data;
586 >      conf = node->data;
587  
1629      match_item = map_to_conf(conf);
588        if (EmptyString(conf->name))
589 <        continue;
590 <      if ((name != NULL) && match_esc(conf->name, name))
589 >        continue;
590 >      if (name && !match(conf->name, name))
591        {
592 <        if ((user == NULL && (host == NULL)))
593 <          return conf;
594 <        if ((match_item->action & action) != action)
592 >        if ((user == NULL && (host == NULL)))
593 >          return conf;
594 >        if ((conf->modes & flags) != flags)
595            continue;
596 <        if (EmptyString(match_item->user) || EmptyString(match_item->host))
597 <          return conf;
598 <        if (match(match_item->user, user) && match(match_item->host, host))
599 <          return conf;
596 >        if (EmptyString(conf->user) || EmptyString(conf->host))
597 >          return conf;
598 >        if (!match(conf->user, user) && !match(conf->host, host))
599 >          return conf;
600        }
601      }
602        break;
603  
604 <  case SERVER_TYPE:
605 <    DLINK_FOREACH(ptr, list_p->head)
604 >  case CONF_SERVER:
605 >    DLINK_FOREACH(node, list->head)
606      {
607 <      conf = ptr->data;
1650 <      aconf = map_to_conf(conf);
607 >      conf = node->data;
608  
609 <      if ((name != NULL) && match_esc(name, conf->name))
609 >      if (name && !match(name, conf->name))
610          return conf;
611 <      else if ((host != NULL) && match_esc(host, aconf->host))
611 >      if (host && !match(host, conf->host))
612          return conf;
613      }
614      break;
615 <  
615 >
616    default:
617      break;
618    }
# Line 1668 | Line 625 | find_matching_name_conf(ConfType type, c
625   *              - pointer to name string to find
626   *              - pointer to user
627   *              - pointer to host
628 < * output       - NULL or pointer to found struct MatchItem
628 > * output       - NULL or pointer to found struct MaskItem
629   * side effects - looks for an exact match on name field
630   */
631 < struct ConfItem *
632 < find_exact_name_conf(ConfType type, const char *name,
631 > struct MaskItem *
632 > find_exact_name_conf(enum maskitem_type type, const struct Client *who, const char *name,
633                       const char *user, const char *host)
634   {
635 <  dlink_node *ptr = NULL;
636 <  struct AccessItem *aconf;
637 <  struct ConfItem *conf;
1681 <  struct MatchItem *match_item;
1682 <  dlink_list *list_p;
1683 <
1684 <  list_p = map_to_list(type);
635 >  dlink_node *node = NULL;
636 >  dlink_list *list = map_to_list(type);
637 >  struct MaskItem *conf = NULL;
638  
639    switch(type)
640    {
641 <  case RXLINE_TYPE:
642 <  case XLINE_TYPE:
643 <  case ULINE_TYPE:
1691 <  case NRESV_TYPE:
641 >  case CONF_XLINE:
642 >  case CONF_NRESV:
643 >  case CONF_CRESV:
644  
645 <    DLINK_FOREACH(ptr, list_p->head)
645 >    DLINK_FOREACH(node, list->head)
646      {
647 <      conf = ptr->data;
648 <      match_item = (struct MatchItem *)map_to_conf(conf);
647 >      conf = node->data;
648 >
649        if (EmptyString(conf->name))
650 <        continue;
651 <    
650 >        continue;
651 >
652        if (irccmp(conf->name, name) == 0)
653        {
654 <        if ((user == NULL && (host == NULL)))
655 <          return (conf);
656 <        if (EmptyString(match_item->user) || EmptyString(match_item->host))
657 <          return (conf);
658 <        if (match(match_item->user, user) && match(match_item->host, host))
659 <          return (conf);
654 >        if ((user == NULL && (host == NULL)))
655 >          return conf;
656 >        if (EmptyString(conf->user) || EmptyString(conf->host))
657 >          return conf;
658 >        if (!match(conf->user, user) && !match(conf->host, host))
659 >          return conf;
660        }
661      }
662      break;
663  
664 <  case OPER_TYPE:
665 <    DLINK_FOREACH(ptr, list_p->head)
664 >  case CONF_OPER:
665 >    DLINK_FOREACH(node, list->head)
666      {
667 <      conf = ptr->data;
668 <      aconf = (struct AccessItem *)map_to_conf(conf);
667 >      conf = node->data;
668 >
669        if (EmptyString(conf->name))
670 <        continue;
671 <    
672 <      if (irccmp(conf->name, name) == 0)
670 >        continue;
671 >
672 >      if (!irccmp(conf->name, name))
673        {
674 <        if ((user == NULL && (host == NULL)))
675 <          return (conf);
676 <        if (EmptyString(aconf->user) || EmptyString(aconf->host))
677 <          return (conf);
678 <        if (match(aconf->user, user) && match(aconf->host, host))
679 <          return (conf);
674 >        if (!who)
675 >          return conf;
676 >        if (EmptyString(conf->user) || EmptyString(conf->host))
677 >          return NULL;
678 >        if (!match(conf->user, who->username))
679 >        {
680 >          switch (conf->htype)
681 >          {
682 >            case HM_HOST:
683 >              if (!match(conf->host, who->host) || !match(conf->host, who->sockhost))
684 >                if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
685 >                  return conf;
686 >              break;
687 >            case HM_IPV4:
688 >              if (who->connection->aftype == AF_INET)
689 >                if (match_ipv4(&who->connection->ip, &conf->addr, conf->bits))
690 >                  if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
691 >                    return conf;
692 >              break;
693 >            case HM_IPV6:
694 >              if (who->connection->aftype == AF_INET6)
695 >                if (match_ipv6(&who->connection->ip, &conf->addr, conf->bits))
696 >                  if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
697 >                    return conf;
698 >              break;
699 >            default:
700 >              assert(0);
701 >          }
702 >        }
703        }
704      }
705 +
706      break;
707  
708 <  case SERVER_TYPE:
709 <    DLINK_FOREACH(ptr, list_p->head)
708 >  case CONF_SERVER:
709 >    DLINK_FOREACH(node, list->head)
710      {
711 <      conf = ptr->data;
712 <      aconf = (struct AccessItem *)map_to_conf(conf);
711 >      conf = node->data;
712 >
713        if (EmptyString(conf->name))
714 <        continue;
715 <    
714 >        continue;
715 >
716        if (name == NULL)
717        {
718 <        if (EmptyString(aconf->host))
719 <          continue;
720 <        if (irccmp(aconf->host, host) == 0)
721 <          return(conf);
718 >        if (EmptyString(conf->host))
719 >          continue;
720 >        if (irccmp(conf->host, host) == 0)
721 >          return conf;
722        }
723        else if (irccmp(conf->name, name) == 0)
724 <      {
1749 <          return (conf);
1750 <      }
724 >        return conf;
725      }
1752    break;
726  
1754  case CLASS_TYPE:
1755    DLINK_FOREACH(ptr, list_p->head)
1756    {
1757      conf = ptr->data;
1758      if (EmptyString(conf->name))
1759        continue;
1760    
1761      if (irccmp(conf->name, name) == 0)
1762        return (conf);
1763    }
727      break;
728  
729    default:
730      break;
731    }
1769  return(NULL);
1770 }
1771
1772 /* rehash()
1773 *
1774 * Actual REHASH service routine. Called with sig == 0 if it has been called
1775 * as a result of an operator issuing this command, else assume it has been
1776 * called as a result of the server receiving a HUP signal.
1777 */
1778 int
1779 rehash(int sig)
1780 {
1781  if (sig != 0)
1782    sendto_realops_flags(UMODE_ALL, L_ALL,
1783                         "Got signal SIGHUP, reloading ircd.conf file");
732  
733 <  restart_resolver();
1786 <
1787 <  /* don't close listeners until we know we can go ahead with the rehash */
1788 <
1789 <  /* Check to see if we magically got(or lost) IPv6 support */
1790 <  check_can_use_v6();
1791 <
1792 <  read_conf_files(0);
1793 <
1794 <  if (ServerInfo.description != NULL)
1795 <    strlcpy(me.info, ServerInfo.description, sizeof(me.info));
1796 <
1797 <  load_conf_modules();
1798 <
1799 <  flush_deleted_I_P();
1800 <
1801 <  rehashed_klines = 1;
1802 <
1803 <  if (ConfigLoggingEntry.use_logging)
1804 <    reopen_log(logFileName);
1805 <
1806 <  return(0);
733 >  return NULL;
734   }
735  
736   /* set_default_conf()
# Line 1821 | Line 748 | set_default_conf(void)
748    /* verify init_class() ran, this should be an unnecessary check
749     * but its not much work.
750     */
751 <  assert(class_default == (struct ConfItem *) class_items.tail->data);
751 >  assert(class_default == class_get_list()->tail->data);
752  
753 < #ifdef HAVE_LIBCRYPTO
754 <  ServerInfo.rsa_private_key = NULL;
755 <  ServerInfo.rsa_private_key_file = NULL;
756 < #endif
757 <
758 <  /* ServerInfo.name is not rehashable */
759 <  /* ServerInfo.name = ServerInfo.name; */
760 <  ServerInfo.description = NULL;
761 <  DupString(ServerInfo.network_name, NETWORK_NAME_DEFAULT);
762 <  DupString(ServerInfo.network_desc, NETWORK_DESC_DEFAULT);
763 <
764 <  memset(&ServerInfo.ip, 0, sizeof(ServerInfo.ip));
765 <  ServerInfo.specific_ipv4_vhost = 0;
766 <  memset(&ServerInfo.ip6, 0, sizeof(ServerInfo.ip6));
767 <  ServerInfo.specific_ipv6_vhost = 0;
768 <
769 <  ServerInfo.max_clients = MAXCLIENTS_MAX;
770 <
771 <  ServerInfo.hub = 0;
772 <  ServerInfo.dns_host.sin_addr.s_addr = 0;
773 <  ServerInfo.dns_host.sin_port = 0;
774 <  AdminInfo.name = NULL;
775 <  AdminInfo.email = NULL;
1849 <  AdminInfo.description = NULL;
1850 <
1851 <  set_log_level(L_NOTICE);
1852 <  ConfigLoggingEntry.use_logging = 1;
1853 <  ConfigLoggingEntry.operlog[0] = '\0';
1854 <  ConfigLoggingEntry.userlog[0] = '\0';
1855 <  ConfigLoggingEntry.klinelog[0] = '\0';
1856 <  ConfigLoggingEntry.glinelog[0] = '\0';
1857 <  ConfigLoggingEntry.killlog[0] = '\0';
1858 <  ConfigLoggingEntry.operspylog[0] = '\0';
1859 <  ConfigLoggingEntry.ioerrlog[0] = '\0';
1860 <  ConfigLoggingEntry.failed_operlog[0] = '\0';
1861 <
1862 <  ConfigChannel.disable_fake_channels = NO;
1863 <  ConfigChannel.restrict_channels = NO;
1864 <  ConfigChannel.disable_local_channels = NO;
1865 <  ConfigChannel.use_invex = YES;
1866 <  ConfigChannel.use_except = YES;
1867 <  ConfigChannel.use_knock = YES;
1868 <  ConfigChannel.knock_delay = 300;
753 >  ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
754 >  ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
755 >
756 >  memset(&ConfigServerInfo.ip, 0, sizeof(ConfigServerInfo.ip));
757 >  ConfigServerInfo.specific_ipv4_vhost = 0;
758 >  memset(&ConfigServerInfo.ip6, 0, sizeof(ConfigServerInfo.ip6));
759 >  ConfigServerInfo.specific_ipv6_vhost = 0;
760 >
761 >  ConfigServerInfo.default_max_clients = MAXCLIENTS_MAX;
762 >  ConfigServerInfo.max_nick_length = 9;
763 >  ConfigServerInfo.max_topic_length = 80;
764 >  ConfigServerInfo.hub = 0;
765 >
766 >  log_del_all();
767 >
768 >  ConfigLog.use_logging = 1;
769 >
770 >  ConfigChannel.disable_fake_channels = 0;
771 >  ConfigChannel.invite_client_count = 10;
772 >  ConfigChannel.invite_client_time = 300;
773 >  ConfigChannel.invite_delay_channel = 5;
774 >  ConfigChannel.knock_client_count = 1;
775 >  ConfigChannel.knock_client_time = 300;
776    ConfigChannel.knock_delay_channel = 60;
777 <  ConfigChannel.max_chans_per_user = 15;
1871 <  ConfigChannel.quiet_on_ban = YES;
777 >  ConfigChannel.max_channels = 25;
778    ConfigChannel.max_bans = 25;
779 <  ConfigChannel.default_split_user_count = 0;
780 <  ConfigChannel.default_split_server_count = 0;
781 <  ConfigChannel.no_join_on_split = NO;
782 <  ConfigChannel.no_create_on_split = NO;
783 <  ConfigChannel.burst_topicwho = YES;
784 <
785 <  ConfigServerHide.flatten_links = NO;
786 <  ConfigServerHide.links_delay = 300;
787 <  ConfigServerHide.hidden = NO;
788 <  ConfigServerHide.disable_hidden = NO;
789 <  ConfigServerHide.hide_servers = NO;
790 <  DupString(ConfigServerHide.hidden_name, NETWORK_NAME_DEFAULT);
791 <  ConfigServerHide.hide_server_ips = NO;
792 <
793 <  
794 <  DupString(ConfigFileEntry.service_name, SERVICE_NAME_DEFAULT);
795 <  ConfigFileEntry.max_watch = WATCHSIZE_DEFAULT;
796 <  ConfigFileEntry.gline_min_cidr = 16;
797 <  ConfigFileEntry.gline_min_cidr6 = 48;
798 <  ConfigFileEntry.invisible_on_connect = YES;
799 <  ConfigFileEntry.burst_away = NO;
800 <  ConfigFileEntry.use_whois_actually = YES;
801 <  ConfigFileEntry.tkline_expire_notices = YES;
802 <  ConfigFileEntry.hide_spoof_ips = YES;
803 <  ConfigFileEntry.ignore_bogus_ts = NO;
804 <  ConfigFileEntry.disable_auth = NO;
805 <  ConfigFileEntry.disable_remote = NO;
806 <  ConfigFileEntry.kill_chase_time_limit = 90;
807 <  ConfigFileEntry.default_floodcount = 8;
808 <  ConfigFileEntry.failed_oper_notice = YES;
809 <  ConfigFileEntry.dots_in_ident = 0;
810 <  ConfigFileEntry.min_nonwildcard = 4;
811 <  ConfigFileEntry.min_nonwildcard_simple = 3;
812 <  ConfigFileEntry.max_accept = 20;
813 <  ConfigFileEntry.anti_nick_flood = NO;
814 <  ConfigFileEntry.max_nick_time = 20;
815 <  ConfigFileEntry.max_nick_changes = 5;
816 <  ConfigFileEntry.anti_spam_exit_message_time = 0;
817 <  ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
818 <  ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
819 <  ConfigFileEntry.kline_with_reason = YES;
820 <  ConfigFileEntry.kline_reason = NULL;
821 <  ConfigFileEntry.warn_no_nline = YES;
822 <  ConfigFileEntry.stats_o_oper_only = NO;
823 <  ConfigFileEntry.stats_k_oper_only = 1;  /* masked */
824 <  ConfigFileEntry.stats_i_oper_only = 1;  /* masked */
825 <  ConfigFileEntry.stats_P_oper_only = NO;
826 <  ConfigFileEntry.caller_id_wait = 60;
827 <  ConfigFileEntry.opers_bypass_callerid = NO;
828 <  ConfigFileEntry.pace_wait = 10;
829 <  ConfigFileEntry.pace_wait_simple = 1;
830 <  ConfigFileEntry.short_motd = NO;
831 <  ConfigFileEntry.ping_cookie = NO;
832 <  ConfigFileEntry.no_oper_flood = NO;
833 <  ConfigFileEntry.true_no_oper_flood = NO;
834 <  ConfigFileEntry.oper_pass_resv = YES;
835 <  ConfigFileEntry.glines = NO;
836 <  ConfigFileEntry.gline_time = 12 * 3600;
837 <  ConfigFileEntry.max_targets = MAX_TARGETS_DEFAULT;
838 <  ConfigFileEntry.client_flood = CLIENT_FLOOD_DEFAULT;
839 <  ConfigFileEntry.oper_only_umodes = UMODE_DEBUG;
840 <  ConfigFileEntry.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE |
841 <    UMODE_OPERWALL | UMODE_WALLOP;
842 <  DupString(ConfigFileEntry.servlink_path, SLPATH);
843 < #ifdef HAVE_LIBCRYPTO
844 <  /* jdc -- This is our default value for a cipher.  According to the
845 <   *        CRYPTLINK document (doc/cryptlink.txt), BF/128 must be supported
846 <   *        under all circumstances if cryptlinks are enabled.  So,
847 <   *        this will be our default.
1942 <   *
1943 <   *        NOTE: I apologise for the hard-coded value of "1" (BF/128).
1944 <   *              This should be moved into a find_cipher() routine.
1945 <   */
1946 <  ConfigFileEntry.default_cipher_preference = &CipherTable[1];
1947 < #endif
1948 <  ConfigFileEntry.use_egd = NO;
1949 <  ConfigFileEntry.egdpool_path = NULL;
1950 < #ifdef HAVE_LIBZ
1951 <  ConfigFileEntry.compression_level = 0;
1952 < #endif
1953 <  ConfigFileEntry.throttle_time = 10;
779 >  ConfigChannel.default_join_flood_count = 18;
780 >  ConfigChannel.default_join_flood_time = 6;
781 >
782 >  ConfigServerHide.flatten_links = 0;
783 >  ConfigServerHide.flatten_links_delay = 300;
784 >  ConfigServerHide.hidden = 0;
785 >  ConfigServerHide.hide_servers = 0;
786 >  ConfigServerHide.hide_services = 0;
787 >  ConfigServerHide.hidden_name = xstrdup(NETWORK_NAME_DEFAULT);
788 >  ConfigServerHide.hide_server_ips = 0;
789 >  ConfigServerHide.disable_remote_commands = 0;
790 >
791 >  ConfigGeneral.away_count = 2;
792 >  ConfigGeneral.away_time = 10;
793 >  ConfigGeneral.max_watch = 50;
794 >  ConfigGeneral.cycle_on_host_change = 1;
795 >  ConfigGeneral.dline_min_cidr = 16;
796 >  ConfigGeneral.dline_min_cidr6 = 48;
797 >  ConfigGeneral.kline_min_cidr = 16;
798 >  ConfigGeneral.kline_min_cidr6 = 48;
799 >  ConfigGeneral.invisible_on_connect = 1;
800 >  ConfigGeneral.tkline_expire_notices = 1;
801 >  ConfigGeneral.ignore_bogus_ts = 0;
802 >  ConfigGeneral.disable_auth = 0;
803 >  ConfigGeneral.kill_chase_time_limit = 90;
804 >  ConfigGeneral.default_floodcount = 8;
805 >  ConfigGeneral.failed_oper_notice = 1;
806 >  ConfigGeneral.dots_in_ident = 0;
807 >  ConfigGeneral.min_nonwildcard = 4;
808 >  ConfigGeneral.min_nonwildcard_simple = 3;
809 >  ConfigGeneral.max_accept = 50;
810 >  ConfigGeneral.anti_nick_flood = 0;
811 >  ConfigGeneral.max_nick_time = 20;
812 >  ConfigGeneral.max_nick_changes = 5;
813 >  ConfigGeneral.anti_spam_exit_message_time = 0;
814 >  ConfigGeneral.ts_warn_delta = 30;
815 >  ConfigGeneral.ts_max_delta = 600;
816 >  ConfigGeneral.warn_no_connect_block = 1;
817 >  ConfigGeneral.stats_e_disabled = 0;
818 >  ConfigGeneral.stats_i_oper_only = 1;  /* 1 = masked */
819 >  ConfigGeneral.stats_k_oper_only = 1;  /* 1 = masked */
820 >  ConfigGeneral.stats_o_oper_only = 1;
821 >  ConfigGeneral.stats_m_oper_only = 1;
822 >  ConfigGeneral.stats_P_oper_only = 0;
823 >  ConfigGeneral.stats_u_oper_only = 0;
824 >  ConfigGeneral.caller_id_wait = 60;
825 >  ConfigGeneral.opers_bypass_callerid = 0;
826 >  ConfigGeneral.pace_wait = 10;
827 >  ConfigGeneral.pace_wait_simple = 1;
828 >  ConfigGeneral.short_motd = 0;
829 >  ConfigGeneral.ping_cookie = 0;
830 >  ConfigGeneral.no_oper_flood = 0;
831 >  ConfigGeneral.max_targets = MAX_TARGETS_DEFAULT;
832 >  ConfigGeneral.oper_only_umodes = UMODE_DEBUG | UMODE_LOCOPS | UMODE_HIDDEN | UMODE_FARCONNECT |
833 >                                   UMODE_UNAUTH | UMODE_EXTERNAL | UMODE_BOTS | UMODE_NCHANGE |
834 >                                   UMODE_SPY | UMODE_FULL | UMODE_SKILL | UMODE_REJ | UMODE_CCONN;
835 >  ConfigGeneral.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE | UMODE_WALLOP;
836 >  ConfigGeneral.throttle_count = 1;
837 >  ConfigGeneral.throttle_time = 1;
838 > }
839 >
840 > static void
841 > validate_conf(void)
842 > {
843 >  if (EmptyString(ConfigServerInfo.network_name))
844 >    ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
845 >
846 >  if (EmptyString(ConfigServerInfo.network_desc))
847 >    ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
848   }
849  
850 < /* read_conf()
850 > /* read_conf()
851   *
852   * inputs       - file descriptor pointing to config file to use
853   * output       - None
854   * side effects - Read configuration file.
855   */
856   static void
857 < read_conf(FBFILE *file)
857 > read_conf(FILE *file)
858   {
859    lineno = 0;
860  
861 <  set_default_conf(); /* Set default values prior to conf parsing */
861 >  set_default_conf();  /* Set default values prior to conf parsing */
862    conf_parser_ctx.pass = 1;
863 <  yyparse();          /* pick up the classes first */
863 >  yyparse();  /* Pick up the classes first */
864  
865 <  fbrewind(file);
865 >  rewind(file);
866  
867    conf_parser_ctx.pass = 2;
868 <  yyparse();          /* Load the values from the conf */
869 <  validate_conf();    /* Check to make sure some values are still okay. */
870 <                      /* Some global values are also loaded here. */
871 <  check_class();      /* Make sure classes are valid */
868 >  yyparse();  /* Load the values from the conf */
869 >  validate_conf();  /* Check to make sure some values are still okay. */
870 >                    /* Some global values are also loaded here. */
871 >  class_delete_marked();  /* Delete unused classes that are marked for deletion */
872   }
873  
874 < static void
875 < validate_conf(void)
874 > /* conf_rehash()
875 > *
876 > * Actual REHASH service routine. Called with sig == 0 if it has been called
877 > * as a result of an operator issuing this command, else assume it has been
878 > * called as a result of the server receiving a HUP signal.
879 > */
880 > void
881 > conf_rehash(int sig)
882   {
883 <  if (ConfigFileEntry.ts_warn_delta < TS_WARN_DELTA_MIN)
884 <    ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
885 <
1986 <  if (ConfigFileEntry.ts_max_delta < TS_MAX_DELTA_MIN)
1987 <    ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
883 >  if (sig)
884 >    sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
885 >                         "Got signal SIGHUP, reloading configuration file(s)");
886  
887 <  if (ConfigFileEntry.servlink_path == NULL)
1990 <    DupString(ConfigFileEntry.servlink_path, SLPATH);
1991 <
1992 <  if (ServerInfo.network_name == NULL)
1993 <    DupString(ServerInfo.network_name,NETWORK_NAME_DEFAULT);
1994 <
1995 <  if (ServerInfo.network_desc == NULL)
1996 <    DupString(ServerInfo.network_desc,NETWORK_DESC_DEFAULT);
887 >  restart_resolver();
888  
889 <  if (ConfigFileEntry.service_name == NULL)
1999 <    DupString(ConfigFileEntry.service_name, SERVICE_NAME_DEFAULT);
889 >  /* don't close listeners until we know we can go ahead with the rehash */
890  
891 <  if ((ConfigFileEntry.client_flood < CLIENT_FLOOD_MIN) ||
2002 <      (ConfigFileEntry.client_flood > CLIENT_FLOOD_MAX))
2003 <    ConfigFileEntry.client_flood = CLIENT_FLOOD_MAX;
891 >  read_conf_files(0);
892  
893 <  ConfigFileEntry.max_watch = IRCD_MAX(ConfigFileEntry.max_watch, WATCHSIZE_MIN);
893 >  load_conf_modules();
894 >  check_conf_klines();
895   }
896  
897   /* lookup_confhost()
# Line 2010 | Line 899 | validate_conf(void)
899   * start DNS lookups of all hostnames in the conf
900   * line and convert an IP addresses in a.b.c.d number for to IP#s.
901   */
902 < static void
903 < lookup_confhost(struct ConfItem *conf)
902 > void
903 > lookup_confhost(struct MaskItem *conf)
904   {
2016  struct AccessItem *aconf;
905    struct addrinfo hints, *res;
906  
907 <  aconf = map_to_conf(conf);
908 <
2021 <  if (EmptyString(aconf->host) ||
2022 <      EmptyString(aconf->user))
2023 <  {
2024 <    ilog(L_ERROR, "Host/server name error: (%s) (%s)",
2025 <         aconf->host, conf->name);
2026 <    return;
2027 <  }
2028 <
2029 <  if (strchr(aconf->host, '*') ||
2030 <      strchr(aconf->host, '?'))
2031 <    return;
2032 <
2033 <  /* Do name lookup now on hostnames given and store the
907 >  /*
908 >   * Do name lookup now on hostnames given and store the
909     * ip numbers in conf structure.
910     */
911    memset(&hints, 0, sizeof(hints));
# Line 2041 | Line 916 | lookup_confhost(struct ConfItem *conf)
916    /* Get us ready for a bind() and don't bother doing dns lookup */
917    hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST;
918  
919 <  if (getaddrinfo(aconf->host, NULL, &hints, &res))
919 >  if (getaddrinfo(conf->host, NULL, &hints, &res))
920    {
921 <    conf_dns_lookup(aconf);
921 >    conf_dns_lookup(conf);
922      return;
923    }
924  
925 <  assert(res != NULL);
925 >  assert(res);
926 >
927 >  memcpy(&conf->addr, res->ai_addr, res->ai_addrlen);
928 >  conf->addr.ss_len = res->ai_addrlen;
929 >  conf->addr.ss.ss_family = res->ai_family;
930  
2052  memcpy(&aconf->ipnum, res->ai_addr, res->ai_addrlen);
2053  aconf->ipnum.ss_len = res->ai_addrlen;
2054  aconf->ipnum.ss.ss_family = res->ai_family;
931    freeaddrinfo(res);
932   }
933  
# Line 2065 | Line 941 | lookup_confhost(struct ConfItem *conf)
941   int
942   conf_connect_allowed(struct irc_ssaddr *addr, int aftype)
943   {
944 <  struct ip_entry *ip_found;
945 <  struct AccessItem *aconf = find_dline_conf(addr, aftype);
944 >  struct ip_entry *ip_found = NULL;
945 >  const struct MaskItem *conf = find_dline_conf(addr, aftype);
946  
947 <  /* DLINE exempt also gets you out of static limits/pacing... */
948 <  if (aconf && (aconf->status & CONF_EXEMPTDLINE))
949 <    return 0;
950 <
951 <  if (aconf != NULL)
947 >  if (conf)
948 >  {
949 >    /* DLINE exempt also gets you out of static limits/pacing... */
950 >    if (conf->type == CONF_EXEMPT)
951 >      return 0;
952      return BANNED_CLIENT;
953 +  }
954  
955 <  ip_found = find_or_add_ip(addr);
955 >  ip_found = ipcache_find_or_add_address(addr);
956  
957 <  if ((CurrentTime - ip_found->last_attempt) <
2081 <      ConfigFileEntry.throttle_time)
957 >  if ((CurrentTime - ip_found->last_attempt) < ConfigGeneral.throttle_time)
958    {
959 <    ip_found->last_attempt = CurrentTime;
960 <    return TOO_FAST;
959 >    if (ip_found->connection_count >= ConfigGeneral.throttle_count)
960 >      return TOO_FAST;
961 >
962 >    ++ip_found->connection_count;
963    }
964 +  else
965 +    ip_found->connection_count = 1;
966  
967    ip_found->last_attempt = CurrentTime;
968    return 0;
969   }
970  
971 < static struct AccessItem *
2092 < find_regexp_kline(const char *uhi[])
2093 < {
2094 < #ifdef HAVE_LIBPCRE
2095 <  const dlink_node *ptr = NULL;
2096 <
2097 <  DLINK_FOREACH(ptr, rkconf_items.head)
2098 <  {
2099 <    struct AccessItem *aptr = map_to_conf(ptr->data);
2100 <
2101 <    assert(aptr->regexuser);
2102 <    assert(aptr->regexhost);
2103 <
2104 <    if (!ircd_pcre_exec(aptr->regexuser, uhi[0]) &&
2105 <        (!ircd_pcre_exec(aptr->regexhost, uhi[1]) ||
2106 <         !ircd_pcre_exec(aptr->regexhost, uhi[2])))
2107 <      return aptr;
2108 <  }
2109 < #endif
2110 <  return NULL;
2111 < }
2112 <
2113 < /* find_kill()
971 > /* expire_tklines()
972   *
973 < * inputs       - pointer to client structure
974 < * output       - pointer to struct AccessItem if found
975 < * side effects - See if this user is klined already,
2118 < *                and if so, return struct AccessItem pointer
973 > * inputs       - tkline list pointer
974 > * output       - NONE
975 > * side effects - expire tklines
976   */
977 < struct AccessItem *
978 < find_kill(struct Client *client_p)
2122 < {
2123 <  struct AccessItem *aconf = NULL;
2124 <  const char *uhi[3];
2125 <
2126 <  uhi[0] = client_p->username;
2127 <  uhi[1] = client_p->host;
2128 <  uhi[2] = client_p->sockhost;
2129 <
2130 <  assert(client_p != NULL);
2131 <
2132 <  aconf = find_kline_conf(client_p->host, client_p->username,
2133 <                          &client_p->localClient->ip,
2134 <                          client_p->localClient->aftype);
2135 <  if (aconf == NULL)
2136 <    aconf = find_regexp_kline(uhi);
2137 <
2138 <  if (aconf && (aconf->status & CONF_KLINE))
2139 <    return aconf;
2140 <
2141 <  return NULL;
2142 < }
2143 <
2144 < struct AccessItem *
2145 < find_gline(struct Client *client_p)
977 > static void
978 > expire_tklines(dlink_list *list)
979   {
980 <  struct AccessItem *aconf;
2148 <
2149 <  assert(client_p != NULL);
2150 <
2151 <  aconf = find_gline_conf(client_p->host, client_p->username,
2152 <                          &client_p->localClient->ip,
2153 <                          client_p->localClient->aftype);
2154 <
2155 <  if (aconf && (aconf->status & CONF_GLINE))
2156 <    return aconf;
980 >  dlink_node *node = NULL, *node_next = NULL;
981  
982 <  return NULL;
983 < }
982 >  DLINK_FOREACH_SAFE(node, node_next, list->head)
983 >  {
984 >    struct MaskItem *conf = node->data;
985  
986 < /* add_temp_line()
987 < *
2163 < * inputs        - pointer to struct ConfItem
2164 < * output        - none
2165 < * Side effects  - links in given struct ConfItem into
2166 < *                 temporary *line link list
2167 < */
2168 < void
2169 < add_temp_line(struct ConfItem *conf)
2170 < {
2171 <  struct AccessItem *aconf;
986 >    if (!conf->until || conf->until > CurrentTime)
987 >      continue;
988  
989 <  if (conf->type == DLINE_TYPE)
990 <  {
991 <    aconf = map_to_conf(conf);
992 <    SetConfTemporary(aconf);
2177 <    dlinkAdd(conf, &conf->node, &temporary_dlines);
2178 <    MyFree(aconf->user);
2179 <    aconf->user = NULL;
2180 <    add_conf_by_address(CONF_DLINE, aconf);
2181 <  }
2182 <  else if (conf->type == KLINE_TYPE)
2183 <  {
2184 <    aconf = map_to_conf(conf);
2185 <    SetConfTemporary(aconf);
2186 <    dlinkAdd(conf, &conf->node, &temporary_klines);
2187 <    add_conf_by_address(CONF_KILL, aconf);
2188 <  }
2189 <  else if (conf->type == GLINE_TYPE)
2190 <  {
2191 <    aconf = map_to_conf(conf);
2192 <    SetConfTemporary(aconf);
2193 <    dlinkAdd(conf, &conf->node, &temporary_glines);
2194 <    add_conf_by_address(CONF_GLINE, aconf);
2195 <  }
2196 <  else if (conf->type == XLINE_TYPE)
2197 <  {
2198 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2199 <    dlinkAdd(conf, make_dlink_node(), &temporary_xlines);
2200 <  }
2201 <  else if (conf->type == RXLINE_TYPE)
2202 <  {
2203 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2204 <    dlinkAdd(conf, make_dlink_node(), &temporary_rxlines);
2205 <  }
2206 <  else if (conf->type == RKLINE_TYPE)
2207 <  {
2208 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2209 <    dlinkAdd(conf, make_dlink_node(), &temporary_rklines);
2210 <  }
2211 <  else if ((conf->type == NRESV_TYPE) || (conf->type == CRESV_TYPE))
2212 <  {
2213 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2214 <    dlinkAdd(conf, make_dlink_node(), &temporary_resv);
989 >    if (ConfigGeneral.tkline_expire_notices)
990 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, "Temporary %s for [%s] expired",
991 >                           (conf->type == CONF_XLINE) ? "X-line" : "RESV", conf->name);
992 >    conf_free(conf);
993    }
994   }
995  
# Line 2223 | Line 1001 | add_temp_line(struct ConfItem *conf)
1001   *                This is an event started off in ircd.c
1002   */
1003   void
1004 < cleanup_tklines(void *notused)
1004 > cleanup_tklines(void *unused)
1005   {
1006 <  expire_tklines(&temporary_glines);
1007 <  expire_tklines(&temporary_klines);
1008 <  expire_tklines(&temporary_dlines);
1009 <  expire_tklines(&temporary_xlines);
2232 <  expire_tklines(&temporary_rxlines);
2233 <  expire_tklines(&temporary_rklines);
2234 <  expire_tklines(&temporary_resv);
2235 < }
2236 <
2237 < /* expire_tklines()
2238 < *
2239 < * inputs       - tkline list pointer
2240 < * output       - NONE
2241 < * side effects - expire tklines
2242 < */
2243 < static void
2244 < expire_tklines(dlink_list *tklist)
2245 < {
2246 <  dlink_node *ptr;
2247 <  dlink_node *next_ptr;
2248 <  struct ConfItem *conf;
2249 <  struct MatchItem *xconf;
2250 <  struct MatchItem *nconf;
2251 <  struct AccessItem *aconf;
2252 <  struct ResvChannel *cconf;
2253 <
2254 <  DLINK_FOREACH_SAFE(ptr, next_ptr, tklist->head)
2255 <  {
2256 <    conf = ptr->data;
2257 <    if (conf->type == GLINE_TYPE ||
2258 <        conf->type == KLINE_TYPE ||
2259 <        conf->type == DLINE_TYPE)
2260 <    {
2261 <      aconf = (struct AccessItem *)map_to_conf(conf);
2262 <      if (aconf->hold <= CurrentTime)
2263 <      {
2264 <        /* XXX - Do we want GLINE expiry notices?? */
2265 <        /* Alert opers that a TKline expired - Hwy */
2266 <        if (ConfigFileEntry.tkline_expire_notices)
2267 <        {
2268 <          if (aconf->status & CONF_KILL)
2269 <          {
2270 <            sendto_realops_flags(UMODE_ALL, L_ALL,
2271 <                                 "Temporary K-line for [%s@%s] expired",
2272 <                                 (aconf->user) ? aconf->user : "*",
2273 <                                 (aconf->host) ? aconf->host : "*");
2274 <          }
2275 <          else if (conf->type == DLINE_TYPE)
2276 <          {
2277 <            sendto_realops_flags(UMODE_ALL, L_ALL,
2278 <                                 "Temporary D-line for [%s] expired",
2279 <                                 (aconf->host) ? aconf->host : "*");
2280 <          }
2281 <        }
2282 <
2283 <        dlinkDelete(ptr, tklist);
2284 <        delete_one_address_conf(aconf->host, aconf);
2285 <      }
2286 <    }
2287 <    else if (conf->type == XLINE_TYPE ||
2288 <             conf->type == RXLINE_TYPE)
2289 <    {
2290 <      xconf = (struct MatchItem *)map_to_conf(conf);
2291 <      if (xconf->hold <= CurrentTime)
2292 <      {
2293 <        if (ConfigFileEntry.tkline_expire_notices)
2294 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2295 <                               "Temporary X-line for [%s] %sexpired", conf->name,
2296 <                               conf->type == RXLINE_TYPE ? "(REGEX) " : "");
2297 <        dlinkDelete(ptr, tklist);
2298 <        free_dlink_node(ptr);
2299 <        delete_conf_item(conf);
2300 <      }
2301 <    }
2302 <    else if (conf->type == RKLINE_TYPE)
2303 <    {
2304 <      aconf = map_to_conf(conf);
2305 <      if (aconf->hold <= CurrentTime)
2306 <      {
2307 <        if (ConfigFileEntry.tkline_expire_notices)
2308 <           sendto_realops_flags(UMODE_ALL, L_ALL,
2309 <                                "Temporary K-line for [%s@%s] (REGEX) expired",
2310 <                                (aconf->user) ? aconf->user : "*",
2311 <                                (aconf->host) ? aconf->host : "*");
2312 <        dlinkDelete(ptr, tklist);
2313 <        free_dlink_node(ptr);
2314 <        delete_conf_item(conf);
2315 <      }
2316 <    }
2317 <    else if (conf->type == NRESV_TYPE)
2318 <    {
2319 <      nconf = (struct MatchItem *)map_to_conf(conf);
2320 <      if (nconf->hold <= CurrentTime)
2321 <      {
2322 <        if (ConfigFileEntry.tkline_expire_notices)
2323 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2324 <                               "Temporary RESV for [%s] expired", conf->name);
2325 <        dlinkDelete(ptr, tklist);
2326 <        free_dlink_node(ptr);
2327 <        delete_conf_item(conf);
2328 <      }
2329 <    }
2330 <    else if (conf->type == CRESV_TYPE)
2331 <    {
2332 <      cconf = (struct ResvChannel *)map_to_conf(conf);
2333 <      if (cconf->hold <= CurrentTime)
2334 <      {
2335 <        if (ConfigFileEntry.tkline_expire_notices)
2336 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2337 <                               "Temporary RESV for [%s] expired", cconf->name);
2338 <        delete_channel_resv(cconf);
2339 <      }
2340 <    }
2341 <  }
1006 >  hostmask_expire_temporary();
1007 >  expire_tklines(&gecos_items);
1008 >  expire_tklines(&nresv_items);
1009 >  expire_tklines(&cresv_items);
1010   }
1011  
1012   /* oper_privs_as_string()
# Line 2347 | Line 1015 | expire_tklines(dlink_list *tklist)
1015   * output        - pointer to static string showing oper privs
1016   * side effects  - return as string, the oper privs as derived from port
1017   */
1018 < static const struct oper_privs
1018 > static const struct oper_flags
1019   {
1020 <  const unsigned int oprivs;
2353 <  const unsigned int hidden;
1020 >  const unsigned int flag;
1021    const unsigned char c;
1022 < } flag_list[] = {
1023 <  { OPER_FLAG_ADMIN,       OPER_FLAG_HIDDEN_ADMIN,  'A' },
1024 <  { OPER_FLAG_REMOTEBAN,   0,                       'B' },
1025 <  { OPER_FLAG_DIE,         0,                       'D' },
1026 <  { OPER_FLAG_GLINE,       0,                       'G' },
1027 <  { OPER_FLAG_REHASH,      0,                       'H' },
1028 <  { OPER_FLAG_K,           0,                       'K' },
1029 <  { OPER_FLAG_OPERWALL,    0,                       'L' },
1030 <  { OPER_FLAG_N,           0,                       'N' },
1031 <  { OPER_FLAG_GLOBAL_KILL, 0,                       'O' },
1032 <  { OPER_FLAG_REMOTE,      0,                       'R' },
1033 <  { OPER_FLAG_OPER_SPY,    0,                       'S' },
1034 <  { OPER_FLAG_UNKLINE,     0,                       'U' },
1035 <  { OPER_FLAG_X,           0,                       'X' },
1036 <  { 0, 0, '\0' }
1022 > } flag_table[] = {
1023 >  { OPER_FLAG_ADMIN,          'A' },
1024 >  { OPER_FLAG_CLOSE,          'B' },
1025 >  { OPER_FLAG_CONNECT,        'C' },
1026 >  { OPER_FLAG_CONNECT_REMOTE, 'D' },
1027 >  { OPER_FLAG_DIE,            'E' },
1028 >  { OPER_FLAG_DLINE,          'F' },
1029 >  { OPER_FLAG_GLOBOPS,        'G' },
1030 >  { OPER_FLAG_JOIN_RESV,      'H' },
1031 >  { OPER_FLAG_KILL,           'I' },
1032 >  { OPER_FLAG_KILL_REMOTE,    'J' },
1033 >  { OPER_FLAG_KLINE,          'K' },
1034 >  { OPER_FLAG_LOCOPS,         'L' },
1035 >  { OPER_FLAG_MODULE,         'M' },
1036 >  { OPER_FLAG_NICK_RESV,      'N' },
1037 >  { OPER_FLAG_OPME,           'O' },
1038 >  { OPER_FLAG_REHASH,         'P' },
1039 >  { OPER_FLAG_REMOTEBAN,      'Q' },
1040 >  { OPER_FLAG_RESTART,        'R' },
1041 >  { OPER_FLAG_RESV,           'S' },
1042 >  { OPER_FLAG_SET,            'T' },
1043 >  { OPER_FLAG_SQUIT,          'U' },
1044 >  { OPER_FLAG_SQUIT_REMOTE,   'V' },
1045 >  { OPER_FLAG_UNDLINE,        'W' },
1046 >  { OPER_FLAG_UNKLINE,        'X' },
1047 >  { OPER_FLAG_UNRESV,         'Y' },
1048 >  { OPER_FLAG_UNXLINE,        'Z' },
1049 >  { OPER_FLAG_WALLOPS,        'a' },
1050 >  { OPER_FLAG_XLINE,          'b' },
1051 >  { 0, '\0' }
1052   };
1053  
1054 < char *
1055 < oper_privs_as_string(const unsigned int port)
1054 > const char *
1055 > oper_privs_as_string(const unsigned int flags)
1056   {
1057 <  static char privs_out[16];
1058 <  char *privs_ptr = privs_out;
1059 <  unsigned int i = 0;
1060 <
1061 <  for (; flag_list[i].oprivs; ++i)
1062 <  {
2381 <    if ((port & flag_list[i].oprivs) &&
2382 <        (port & flag_list[i].hidden) == 0)
2383 <      *privs_ptr++ = flag_list[i].c;
2384 <    else
2385 <      *privs_ptr++ = ToLowerTab[flag_list[i].c];
2386 <  }
1057 >  static char buf[sizeof(flag_table) / sizeof(struct oper_flags)];
1058 >  char *p = buf;
1059 >
1060 >  for (const struct oper_flags *tab = flag_table; tab->flag; ++tab)
1061 >    if (flags & tab->flag)
1062 >      *p++ = tab->c;
1063  
1064 <  *privs_ptr = '\0';
1064 >  if (p == buf)
1065 >    *p++ = '0';
1066 >
1067 >  *p = '\0';
1068  
1069 <  return privs_out;
1069 >  return buf;
1070   }
1071  
1072   /*
1073 < * Input: A client to find the active oper{} name for.
1073 > * Input: A client to find the active operator {} name for.
1074   * Output: The nick!user@host{oper} of the oper.
1075   *         "oper" is server name for remote opers
1076   * Side effects: None.
1077   */
1078 < char *
1078 > const char *
1079   get_oper_name(const struct Client *client_p)
1080   {
1081 <  dlink_node *cnode;
2403 <  struct ConfItem *conf;
2404 <  struct AccessItem *aconf;
1081 >  static char buffer[IRCD_BUFSIZE];
1082  
1083 <  /* +5 for !,@,{,} and null */
1084 <  static char buffer[NICKLEN + USERLEN + HOSTLEN + HOSTLEN + 5];
1083 >  if (IsServer(client_p))
1084 >    return client_p->name;
1085  
1086    if (MyConnect(client_p))
1087    {
1088 <    DLINK_FOREACH(cnode, client_p->localClient->confs.head)
1088 >    const dlink_node *const node = client_p->connection->confs.head;
1089 >
1090 >    if (node)
1091      {
1092 <      conf = cnode->data;
2414 <      aconf = map_to_conf(conf);
1092 >      const struct MaskItem *const conf = node->data;
1093  
1094 <      if (IsConfOperator(aconf))
1094 >      if (conf->type == CONF_OPER)
1095        {
1096 <        snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1096 >        snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1097                   client_p->username, client_p->host, conf->name);
1098 <        return buffer;
1098 >        return buffer;
1099        }
1100      }
1101  
1102 <    /* Probably should assert here for now. If there is an oper out there
1103 <     * with no oper{} conf attached, it would be good for us to know...
1102 >    /*
1103 >     * Probably should assert here for now. If there is an oper out there
1104 >     * with no operator {} conf attached, it would be good for us to know...
1105       */
1106 <    assert(0); /* Oper without oper conf! */
1106 >    assert(0);  /* Oper without oper conf! */
1107    }
1108  
1109    snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1110 <           client_p->username, client_p->host, client_p->servptr->name);
1110 >           client_p->username, client_p->host, client_p->servptr->name);
1111    return buffer;
1112   }
1113  
2435 /* read_conf_files()
2436 *
2437 * inputs       - cold start YES or NO
2438 * output       - none
2439 * side effects - read all conf files needed, ircd.conf kline.conf etc.
2440 */
2441 void
2442 read_conf_files(int cold)
2443 {
2444  const char *filename;
2445  char chanmodes[32];
2446  char chanlimit[32];
2447
2448  conf_parser_ctx.boot = cold;
2449  filename = get_conf_name(CONF_TYPE);
2450
2451  /* We need to know the initial filename for the yyerror() to report
2452     FIXME: The full path is in conffilenamebuf first time since we
2453             dont know anything else
2454
2455     - Gozem 2002-07-21
2456  */
2457  strlcpy(conffilebuf, filename, sizeof(conffilebuf));
2458
2459  if ((conf_parser_ctx.conf_file = fbopen(filename, "r")) == NULL)
2460  {
2461    if (cold)
2462    {
2463      ilog(L_CRIT, "Unable to read configuration file '%s': %s",
2464           filename, strerror(errno));
2465      exit(-1);
2466    }
2467    else
2468    {
2469      sendto_realops_flags(UMODE_ALL, L_ALL,
2470                           "Unable to read configuration file '%s': %s",
2471                           filename, strerror(errno));
2472      return;
2473    }
2474  }
2475
2476  if (!cold)
2477    clear_out_old_conf();
2478
2479  read_conf(conf_parser_ctx.conf_file);
2480  fbclose(conf_parser_ctx.conf_file);
2481
2482  add_isupport("NETWORK", ServerInfo.network_name, -1);
2483  snprintf(chanmodes, sizeof(chanmodes), "b%s%s:%d",
2484           ConfigChannel.use_except ? "e" : "",
2485           ConfigChannel.use_invex ? "I" : "", ConfigChannel.max_bans);
2486  add_isupport("MAXLIST", chanmodes, -1);
2487  add_isupport("MAXTARGETS", NULL, ConfigFileEntry.max_targets);
2488
2489  if (ConfigChannel.disable_local_channels)
2490    add_isupport("CHANTYPES", "#", -1);
2491  else
2492    add_isupport("CHANTYPES", "#&", -1);
2493
2494  snprintf(chanlimit, sizeof(chanlimit), "%s:%d",
2495           ConfigChannel.disable_local_channels ? "#" : "#&",
2496           ConfigChannel.max_chans_per_user);
2497  add_isupport("CHANLIMIT", chanlimit, -1);
2498  snprintf(chanmodes, sizeof(chanmodes), "%s%s%s",
2499           ConfigChannel.use_except ? "e" : "",
2500           ConfigChannel.use_invex ? "I" : "", "b,k,l,imnprstORS");
2501  add_isupport("CHANNELLEN", NULL, LOCAL_CHANNELLEN);
2502
2503  if (ConfigChannel.use_except)
2504    add_isupport("EXCEPTS", "e", -1);
2505  if (ConfigChannel.use_invex)
2506    add_isupport("INVEX", "I", -1);
2507  add_isupport("CHANMODES", chanmodes, -1);
2508
2509  /*
2510   * message_locale may have changed.  rebuild isupport since it relies
2511   * on strlen(form_str(RPL_ISUPPORT))
2512   */
2513  rebuild_isupport_message_line();
2514
2515 #ifdef HAVE_LIBPCRE
2516  parse_conf_file(RKLINE_TYPE, cold);
2517  parse_conf_file(RXLINE_TYPE, cold);
2518 #endif
2519  parse_conf_file(KLINE_TYPE, cold);
2520  parse_conf_file(DLINE_TYPE, cold);
2521  parse_conf_file(XLINE_TYPE, cold);
2522  parse_conf_file(NRESV_TYPE, cold);
2523  parse_conf_file(CRESV_TYPE, cold);
2524 }
2525
2526 /* parse_conf_file()
2527 *
2528 * inputs       - type of conf file to parse
2529 * output       - none
2530 * side effects - conf file for givenconf type is opened and read then parsed
2531 */
2532 static void
2533 parse_conf_file(int type, int cold)
2534 {
2535  FBFILE *file = NULL;
2536  const char *filename = get_conf_name(type);
2537
2538  if ((file = fbopen(filename, "r")) == NULL)
2539  {
2540    if (cold)
2541      ilog(L_ERROR, "Unable to read configuration file '%s': %s",
2542           filename, strerror(errno));
2543    else
2544      sendto_realops_flags(UMODE_ALL, L_ALL,
2545                    "Unable to read configuration file '%s': %s",
2546                           filename, strerror(errno));
2547  }
2548  else
2549  {
2550    parse_csv_file(file, type);
2551    fbclose(file);
2552  }
2553 }
2554
1114   /* clear_out_old_conf()
1115   *
1116   * inputs       - none
# Line 2561 | Line 1120 | parse_conf_file(int type, int cold)
1120   static void
1121   clear_out_old_conf(void)
1122   {
1123 <  dlink_node *ptr = NULL, *next_ptr = NULL;
2565 <  struct ConfItem *conf;
2566 <  struct AccessItem *aconf;
2567 <  struct ClassItem *cltmp;
2568 <  struct MatchItem *match_item;
1123 >  dlink_node *node = NULL, *node_next = NULL;
1124    dlink_list *free_items [] = {
1125 <    &server_items,   &oconf_items,    &hub_items, &leaf_items,
1126 <     &uconf_items,   &xconf_items, &rxconf_items, &rkconf_items,
1127 <     &nresv_items, &cluster_items,  &gdeny_items, &service_items, NULL
1125 >    &server_items,   &operator_items,
1126 >     &gecos_items,
1127 >     &nresv_items, &service_items, &cresv_items, NULL
1128    };
1129  
1130    dlink_list ** iterator = free_items; /* C is dumb */
# Line 2577 | Line 1132 | clear_out_old_conf(void)
1132    /* We only need to free anything allocated by yyparse() here.
1133     * Resetting structs, etc, is taken care of by set_default_conf().
1134     */
1135 <  
1136 <  for (; *iterator != NULL; iterator++)
1135 >
1136 >  for (; *iterator; iterator++)
1137    {
1138 <    DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head)
1138 >    DLINK_FOREACH_SAFE(node, node_next, (*iterator)->head)
1139      {
1140 <      conf = ptr->data;
2586 <      /* XXX This is less than pretty */
2587 <      if (conf->type == SERVER_TYPE)
2588 <      {
2589 <        aconf = map_to_conf(conf);
2590 <
2591 <        if (aconf->clients != 0)
2592 <        {
2593 <          SetConfIllegal(aconf);
2594 <          dlinkDelete(&conf->node, &server_items);
2595 <        }
2596 <        else
2597 <        {
2598 <          delete_conf_item(conf);
2599 <        }
2600 <      }
2601 <      else if (conf->type == OPER_TYPE)
2602 <      {
2603 <        aconf = map_to_conf(conf);
1140 >      struct MaskItem *conf = node->data;
1141  
1142 <        if (aconf->clients != 0)
2606 <        {
2607 <          SetConfIllegal(aconf);
2608 <          dlinkDelete(&conf->node, &oconf_items);
2609 <        }
2610 <        else
2611 <        {
2612 <          delete_conf_item(conf);
2613 <        }
2614 <      }
2615 <      else if (conf->type == CLIENT_TYPE)
2616 <      {
2617 <        aconf = map_to_conf(conf);
1142 >      conf->active = 0;
1143  
1144 <        if (aconf->clients != 0)
2620 <        {
2621 <          SetConfIllegal(aconf);
2622 <        }
2623 <        else
2624 <        {
2625 <          delete_conf_item(conf);
2626 <        }
2627 <      }
2628 <      else if (conf->type == XLINE_TYPE  ||
2629 <               conf->type == RXLINE_TYPE ||
2630 <               conf->type == RKLINE_TYPE)
1144 >      if (!IsConfDatabase(conf))
1145        {
1146 <        /* temporary (r)xlines are also on
2633 <         * the (r)xconf items list */
2634 <        if (conf->flags & CONF_FLAGS_TEMPORARY)
2635 <          continue;
1146 >        dlinkDelete(&conf->node, *iterator);
1147  
1148 <        delete_conf_item(conf);
1149 <      }
2639 <      else
2640 <      {
2641 <        if ((conf->type == LEAF_TYPE) || (conf->type == HUB_TYPE))
2642 <        {
2643 <          match_item = map_to_conf(conf);
2644 <          if (match_item->ref_count <= 0)
2645 <            delete_conf_item(conf);
2646 <          else
2647 <          {
2648 <            match_item->illegal = 1;
2649 <            dlinkDelete(&conf->node, *iterator);
2650 <          }
2651 <        }
2652 <        else
2653 <          delete_conf_item(conf);
1148 >        if (!conf->ref_count)
1149 >          conf_free(conf);
1150        }
1151      }
1152    }
1153  
1154 +  motd_clear();  /* Clear motd {} items and re-cache default motd */
1155 +
1156    /*
1157 <   * don't delete the class table, rather mark all entries
1158 <   * for deletion. The table is cleaned up by check_class. - avalon
1157 >   * Don't delete the class table, rather mark all entries for deletion.
1158 >   * The table is cleaned up by class_delete_marked. - avalon
1159     */
1160 <  DLINK_FOREACH(ptr, class_items.head)
2663 <  {
2664 <    cltmp = map_to_conf(ptr->data);
2665 <
2666 <    if (ptr != class_items.tail)  /* never mark the "default" class */
2667 <      cltmp->active = 0;
2668 <  }
1160 >  class_mark_for_deletion();
1161  
1162    clear_out_address_conf();
1163  
1164 <  /* clean out module paths */
2673 <  mod_clear_paths();
1164 >  mod_clear_paths();  /* Clear modules {} items */
1165  
1166 <  /* clean out ServerInfo */
2676 <  MyFree(ServerInfo.description);
2677 <  ServerInfo.description = NULL;
2678 <  MyFree(ServerInfo.network_name);
2679 <  ServerInfo.network_name = NULL;
2680 <  MyFree(ServerInfo.network_desc);
2681 <  ServerInfo.network_desc = NULL;
2682 <  MyFree(ConfigFileEntry.egdpool_path);
2683 <  ConfigFileEntry.egdpool_path = NULL;
2684 < #ifdef HAVE_LIBCRYPTO
2685 <  if (ServerInfo.rsa_private_key != NULL)
2686 <  {
2687 <    RSA_free(ServerInfo.rsa_private_key);
2688 <    ServerInfo.rsa_private_key = NULL;
2689 <  }
2690 <
2691 <  MyFree(ServerInfo.rsa_private_key_file);
2692 <  ServerInfo.rsa_private_key_file = NULL;
2693 < #endif
2694 <
2695 <  /* clean out old resvs from the conf */
2696 <  clear_conf_resv();
2697 <
2698 <  /* clean out AdminInfo */
2699 <  MyFree(AdminInfo.name);
2700 <  AdminInfo.name = NULL;
2701 <  MyFree(AdminInfo.email);
2702 <  AdminInfo.email = NULL;
2703 <  MyFree(AdminInfo.description);
2704 <  AdminInfo.description = NULL;
2705 <
2706 <  /* operator{} and class{} blocks are freed above */
2707 <  /* clean out listeners */
2708 <  close_listeners();
1166 >  motd_clear();  /* Clear motd {} items and re-cache default motd */
1167  
1168 <  /* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{},
2711 <   * exempt{} and gecos{} blocks are freed above too
2712 <   */
1168 >  cluster_clear();  /* Clear cluster {} items */
1169  
1170 <  /* clean out general */
2715 <  MyFree(ConfigFileEntry.service_name);
2716 <  ConfigFileEntry.service_name = NULL;
2717 <
2718 <  MyFree(ConfigFileEntry.servlink_path);
2719 <  ConfigFileEntry.servlink_path = NULL;
2720 < #ifdef HAVE_LIBCRYPTO
2721 <  ConfigFileEntry.default_cipher_preference = NULL;
2722 < #endif /* HAVE_LIBCRYPTO */
2723 <  delete_isupport("INVEX");
2724 <  delete_isupport("EXCEPTS");
2725 < }
1170 >  shared_clear();  /* Clear shared {} items */
1171  
1172 < /* flush_deleted_I_P()
1173 < *
1174 < * inputs       - none
1175 < * output       - none
1176 < * side effects - This function removes I/P conf items
1177 < */
1178 < static void
1179 < flush_deleted_I_P(void)
1180 < {
1181 <  dlink_node *ptr;
1182 <  dlink_node *next_ptr;
1183 <  struct ConfItem *conf;
1184 <  struct AccessItem *aconf;
1185 <  dlink_list * free_items [] = {
1186 <    &server_items, &oconf_items, NULL
1187 <  };
1188 <  dlink_list ** iterator = free_items; /* C is dumb */
1189 <
1190 <  /* flush out deleted I and P lines
1191 <   * although still in use.
1192 <   */
1193 <  for (; *iterator != NULL; iterator++)
1194 <  {
1195 <    DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head)
1196 <    {
1197 <      conf = ptr->data;
1198 <      aconf = (struct AccessItem *)map_to_conf(conf);
1199 <
1200 <      if (IsConfIllegal(aconf))
1201 <      {
2757 <        dlinkDelete(ptr, *iterator);
1172 >  pseudo_clear();  /* Clear pseudo {} items */
1173 >
1174 >  /* Clean out ConfigServerInfo */
1175 >  xfree(ConfigServerInfo.description);
1176 >  ConfigServerInfo.description = NULL;
1177 >  xfree(ConfigServerInfo.network_name);
1178 >  ConfigServerInfo.network_name = NULL;
1179 >  xfree(ConfigServerInfo.network_desc);
1180 >  ConfigServerInfo.network_desc = NULL;
1181 >
1182 >  xfree(ConfigServerInfo.rsa_private_key_file);
1183 >  ConfigServerInfo.rsa_private_key_file = NULL;
1184 >  xfree(ConfigServerInfo.ssl_certificate_file);
1185 >  ConfigServerInfo.ssl_certificate_file = NULL;
1186 >  xfree(ConfigServerInfo.ssl_dh_param_file);
1187 >  ConfigServerInfo.ssl_dh_param_file = NULL;
1188 >  xfree(ConfigServerInfo.ssl_dh_elliptic_curve);
1189 >  ConfigServerInfo.ssl_dh_elliptic_curve = NULL;
1190 >  xfree(ConfigServerInfo.ssl_cipher_list);
1191 >  ConfigServerInfo.ssl_cipher_list = NULL;
1192 >  xfree(ConfigServerInfo.ssl_message_digest_algorithm);
1193 >  ConfigServerInfo.ssl_message_digest_algorithm = NULL;
1194 >
1195 >  /* Clean out ConfigAdminInfo */
1196 >  xfree(ConfigAdminInfo.name);
1197 >  ConfigAdminInfo.name = NULL;
1198 >  xfree(ConfigAdminInfo.email);
1199 >  ConfigAdminInfo.email = NULL;
1200 >  xfree(ConfigAdminInfo.description);
1201 >  ConfigAdminInfo.description = NULL;
1202  
1203 <        if (aconf->clients == 0)
1204 <          delete_conf_item(conf);
2761 <      }
2762 <    }
2763 <  }
2764 < }
2765 <
2766 < /* get_conf_name()
2767 < *
2768 < * inputs       - type of conf file to return name of file for
2769 < * output       - pointer to filename for type of conf
2770 < * side effects - none
2771 < */
2772 < const char *
2773 < get_conf_name(ConfType type)
2774 < {
2775 <  switch (type)
2776 <  {
2777 <    case CONF_TYPE:
2778 <      return ConfigFileEntry.configfile;
2779 <      break;
2780 <    case KLINE_TYPE:
2781 <      return ConfigFileEntry.klinefile;
2782 <      break;
2783 <    case RKLINE_TYPE:
2784 <      return ConfigFileEntry.rklinefile;
2785 <      break;
2786 <    case DLINE_TYPE:
2787 <      return ConfigFileEntry.dlinefile;
2788 <      break;
2789 <    case XLINE_TYPE:
2790 <      return ConfigFileEntry.xlinefile;
2791 <      break;
2792 <    case RXLINE_TYPE:
2793 <      return ConfigFileEntry.rxlinefile;
2794 <      break;
2795 <    case CRESV_TYPE:
2796 <      return ConfigFileEntry.cresvfile;
2797 <      break;
2798 <    case NRESV_TYPE:
2799 <      return ConfigFileEntry.nresvfile;
2800 <      break;
2801 <    case GLINE_TYPE:
2802 <      return ConfigFileEntry.glinefile;
2803 <      break;
1203 >  xfree(ConfigServerHide.flatten_links_file);
1204 >  ConfigServerHide.flatten_links_file = NULL;
1205  
1206 <    default:
1207 <      return NULL;  /* This should NEVER HAPPEN since we call this function
2807 <                       only with the above values, this will cause us to core
2808 <                       at some point if this happens so we know where it was */
2809 <  }
1206 >  /* Clean out listeners */
1207 >  listener_close_marked();
1208   }
1209  
1210 < #define BAD_PING (-1)
1211 <
2814 < /* get_conf_ping()
2815 < *
2816 < * inputs       - pointer to struct AccessItem
2817 < *              - pointer to a variable that receives ping warning time
2818 < * output       - ping frequency
2819 < * side effects - NONE
2820 < */
2821 < static int
2822 < get_conf_ping(struct ConfItem *conf, int *pingwarn)
1210 > static void
1211 > conf_handle_tls(int cold)
1212   {
1213 <  struct ClassItem *aclass;
2825 <  struct AccessItem *aconf;
2826 <
2827 <  if (conf != NULL)
1213 >  if (!tls_new_cred())
1214    {
1215 <    aconf = (struct AccessItem *)map_to_conf(conf);
2830 <    if (aconf->class_ptr != NULL)
1215 >    if (cold)
1216      {
1217 <      aclass = (struct ClassItem *)map_to_conf(aconf->class_ptr);
1218 <      *pingwarn = PingWarning(aclass);
2834 <      return PingFreq(aclass);
1217 >      ilog(LOG_TYPE_IRCD, "Error while initializing TLS");
1218 >      exit(EXIT_FAILURE);
1219      }
1220 <  }
2837 <
2838 <  return BAD_PING;
2839 < }
2840 <
2841 < /* get_client_class()
2842 < *
2843 < * inputs       - pointer to client struct
2844 < * output       - pointer to name of class
2845 < * side effects - NONE
2846 < */
2847 < const char *
2848 < get_client_class(struct Client *target_p)
2849 < {
2850 <  dlink_node *ptr;
2851 <  struct ConfItem *conf;
2852 <  struct AccessItem *aconf;
2853 <
2854 <  if (target_p != NULL && !IsMe(target_p) &&
2855 <      target_p->localClient->confs.head != NULL)
2856 <  {
2857 <    DLINK_FOREACH(ptr, target_p->localClient->confs.head)
1220 >    else
1221      {
1222 <      conf = ptr->data;
1223 <
1224 <      if (conf->type == CLIENT_TYPE || conf->type == SERVER_TYPE ||
2862 <          conf->type == OPER_TYPE)
2863 <      {
2864 <        aconf = (struct AccessItem *) map_to_conf(conf);
2865 <        if (aconf->class_ptr != NULL)
2866 <          return aconf->class_ptr->name;
2867 <      }
1222 >      /* Failed to load new settings/certs, old ones remain active */
1223 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
1224 >                           "Error reloading TLS settings, check the ircd log"); // report_crypto_errors logs this
1225      }
1226    }
2870
2871  return "default";
1227   }
1228  
1229 < /* get_client_ping()
2875 < *
2876 < * inputs       - pointer to client struct
2877 < *              - pointer to a variable that receives ping warning time
2878 < * output       - ping frequency
2879 < * side effects - NONE
2880 < */
2881 < int
2882 < get_client_ping(struct Client *target_p, int *pingwarn)
2883 < {
2884 <  int ping;
2885 <  struct ConfItem *conf;
2886 <  dlink_node *nlink;
2887 <
2888 <  if (target_p->localClient->confs.head != NULL)
2889 <    DLINK_FOREACH(nlink, target_p->localClient->confs.head)
2890 <    {
2891 <      conf = nlink->data;
2892 <
2893 <      if ((conf->type == CLIENT_TYPE) || (conf->type == SERVER_TYPE) ||
2894 <          (conf->type == OPER_TYPE))
2895 <      {
2896 <        ping = get_conf_ping(conf, pingwarn);
2897 <        if (ping > 0)
2898 <          return ping;
2899 <      }
2900 <    }
2901 <
2902 <  *pingwarn = 0;
2903 <  return DEFAULT_PINGFREQUENCY;
2904 < }
2905 <
2906 < /* find_class()
1229 > /* read_conf_files()
1230   *
1231 < * inputs       - string name of class
1232 < * output       - corresponding Class pointer
1233 < * side effects - NONE
1231 > * inputs       - cold start YES or NO
1232 > * output       - none
1233 > * side effects - read all conf files needed, ircd.conf kline.conf etc.
1234   */
1235 < struct ConfItem *
1236 < find_class(const char *classname)
1235 > void
1236 > read_conf_files(int cold)
1237   {
1238 <  struct ConfItem *conf;
1238 >  const char *filename = NULL;
1239 >  char chanmodes[IRCD_BUFSIZE] = "";
1240 >  char chanlimit[IRCD_BUFSIZE] = "";
1241  
1242 <  if ((conf = find_exact_name_conf(CLASS_TYPE, classname, NULL, NULL)) != NULL)
1243 <    return conf;
1242 >  conf_parser_ctx.boot = cold;
1243 >  filename = ConfigGeneral.configfile;
1244  
1245 <  return class_default;
1246 < }
1245 >  /* We need to know the initial filename for the yyerror() to report
1246 >     FIXME: The full path is in conffilenamebuf first time since we
1247 >             don't know anything else
1248  
1249 < /* check_class()
1250 < *
1251 < * inputs       - NONE
2926 < * output       - NONE
2927 < * side effects -
2928 < */
2929 < void
2930 < check_class(void)
2931 < {
2932 <  dlink_node *ptr = NULL, *next_ptr = NULL;
1249 >     - Gozem 2002-07-21
1250 >  */
1251 >  strlcpy(conffilebuf, filename, sizeof(conffilebuf));
1252  
1253 <  DLINK_FOREACH_SAFE(ptr, next_ptr, class_items.head)
1253 >  if ((conf_parser_ctx.conf_file = fopen(filename, "r")) == NULL)
1254    {
1255 <    struct ClassItem *aclass = map_to_conf(ptr->data);
2937 <
2938 <    if (!aclass->active && !CurrUserCount(aclass))
1255 >    if (cold)
1256      {
1257 <      destroy_cidr_class(aclass);
1258 <      delete_conf_item(ptr->data);
1257 >      ilog(LOG_TYPE_IRCD, "Unable to read configuration file '%s': %s",
1258 >           filename, strerror(errno));
1259 >      exit(EXIT_FAILURE);
1260 >    }
1261 >    else
1262 >    {
1263 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1264 >                           "Unable to read configuration file '%s': %s",
1265 >                           filename, strerror(errno));
1266 >      return;
1267      }
1268    }
2944 }
1269  
1270 < /* init_class()
1271 < *
2948 < * inputs       - NONE
2949 < * output       - NONE
2950 < * side effects -
2951 < */
2952 < void
2953 < init_class(void)
2954 < {
2955 <  struct ClassItem *aclass;
1270 >  if (!cold)
1271 >    clear_out_old_conf();
1272  
1273 <  class_default = make_conf_item(CLASS_TYPE);
1273 >  read_conf(conf_parser_ctx.conf_file);
1274 >  fclose(conf_parser_ctx.conf_file);
1275  
1276 <  aclass = map_to_conf(class_default);
1277 <  aclass->active = 1;
2961 <  DupString(class_default->name, "default");
2962 <  ConFreq(aclass)  = DEFAULT_CONNECTFREQUENCY;
2963 <  PingFreq(aclass) = DEFAULT_PINGFREQUENCY;
2964 <  MaxTotal(aclass) = MAXIMUM_LINKS_DEFAULT;
2965 <  MaxSendq(aclass) = DEFAULT_SENDQ;
1276 >  log_reopen_all();
1277 >  conf_handle_tls(cold);
1278  
1279 <  client_check_cb = register_callback("check_client", check_client);
1280 < }
1279 >  isupport_add("NICKLEN", NULL, ConfigServerInfo.max_nick_length);
1280 >  isupport_add("NETWORK", ConfigServerInfo.network_name, -1);
1281  
1282 < /* get_sendq()
1283 < *
1284 < * inputs       - pointer to client
1285 < * output       - sendq for this client as found from its class
1286 < * side effects - NONE
1287 < */
1288 < unsigned int
1289 < get_sendq(struct Client *client_p)
1290 < {
1291 <  unsigned int sendq = DEFAULT_SENDQ;
1292 <  dlink_node *ptr;
1293 <  struct ConfItem *conf;
2982 <  struct ConfItem *class_conf;
2983 <  struct ClassItem *aclass;
2984 <  struct AccessItem *aconf;
1282 >  snprintf(chanmodes, sizeof(chanmodes), "beI:%u", ConfigChannel.max_bans);
1283 >  isupport_add("MAXLIST", chanmodes, -1);
1284 >  isupport_add("MAXTARGETS", NULL, ConfigGeneral.max_targets);
1285 >  isupport_add("CHANTYPES", "#", -1);
1286 >
1287 >  snprintf(chanlimit, sizeof(chanlimit), "#:%u",
1288 >           ConfigChannel.max_channels);
1289 >  isupport_add("CHANLIMIT", chanlimit, -1);
1290 >  snprintf(chanmodes, sizeof(chanmodes), "%s", "beI,k,l,cimnprstCMORST");
1291 >  isupport_add("CHANNELLEN", NULL, CHANNELLEN);
1292 >  isupport_add("TOPICLEN", NULL, ConfigServerInfo.max_topic_length);
1293 >  isupport_add("CHANMODES", chanmodes, -1);
1294  
1295 <  if (client_p && !IsMe(client_p) && (client_p->localClient->confs.head))
1296 <  {
1297 <    DLINK_FOREACH(ptr, client_p->localClient->confs.head)
2989 <    {
2990 <      conf = ptr->data;
2991 <      if ((conf->type == SERVER_TYPE) || (conf->type == OPER_TYPE)
2992 <          || (conf->type == CLIENT_TYPE))
2993 <      {
2994 <        aconf = (struct AccessItem *)map_to_conf(conf);
2995 <        if ((class_conf = aconf->class_ptr) == NULL)
2996 <          continue;
2997 <        aclass = (struct ClassItem *)map_to_conf(class_conf);
2998 <        sendq = MaxSendq(aclass);
2999 <        return sendq;
3000 <      }
3001 <    }
3002 <  }
3003 <  /* XXX return a default?
3004 <   * if here, then there wasn't an attached conf with a sendq
3005 <   * that is very bad -Dianora
1295 >  /*
1296 >   * message_locale may have changed.  rebuild isupport since it relies
1297 >   * on strlen(form_str(RPL_ISUPPORT))
1298     */
1299 <  return DEFAULT_SENDQ;
1299 >  isupport_rebuild();
1300   }
1301  
1302   /* conf_add_class_to_conf()
1303   *
1304   * inputs       - pointer to config item
1305   * output       - NONE
1306 < * side effects - Add a class pointer to a conf
1306 > * side effects - Add a class pointer to a conf
1307   */
1308   void
1309 < conf_add_class_to_conf(struct ConfItem *conf, const char *class_name)
1309 > conf_add_class_to_conf(struct MaskItem *conf, const char *name)
1310   {
1311 <  struct AccessItem *aconf = map_to_conf(conf);
3020 <  struct ClassItem *class = NULL;
3021 <
3022 <  if (class_name == NULL)
1311 >  if (EmptyString(name) || (conf->class = class_find(name, 1)) == NULL)
1312    {
1313 <    aconf->class_ptr = class_default;
3025 <
3026 <    if (conf->type == CLIENT_TYPE)
3027 <      sendto_realops_flags(UMODE_ALL, L_ALL,
3028 <                           "Warning *** Defaulting to default class for %s@%s",
3029 <                           aconf->user, aconf->host);
3030 <    else
3031 <      sendto_realops_flags(UMODE_ALL, L_ALL,
3032 <                           "Warning *** Defaulting to default class for %s",
3033 <                           conf->name);
3034 <  }
3035 <  else
3036 <    aconf->class_ptr = find_class(class_name);
1313 >    conf->class = class_default;
1314  
1315 <  if (aconf->class_ptr)
1316 <    class = map_to_conf(aconf->class_ptr);
1317 <
1318 <  if (aconf->class_ptr == NULL || !class->active)
3042 <  {
3043 <    if (conf->type == CLIENT_TYPE)
3044 <      sendto_realops_flags(UMODE_ALL, L_ALL,
3045 <                           "Warning *** Defaulting to default class for %s@%s",
3046 <                           aconf->user, aconf->host);
1315 >    if (conf->type == CONF_CLIENT || conf->type == CONF_OPER)
1316 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1317 >                           "Warning *** Defaulting to default class for %s@%s",
1318 >                           conf->user, conf->host);
1319      else
1320 <      sendto_realops_flags(UMODE_ALL, L_ALL,
1321 <                           "Warning *** Defaulting to default class for %s",
1322 <                           conf->name);
3051 <    aconf->class_ptr = class_default;
3052 <  }
3053 < }
3054 <
3055 < /* conf_add_server()
3056 < *
3057 < * inputs       - pointer to config item
3058 < *              - pointer to link count already on this conf
3059 < * output       - NONE
3060 < * side effects - Add a connect block
3061 < */
3062 < int
3063 < conf_add_server(struct ConfItem *conf, const char *class_name)
3064 < {
3065 <  struct AccessItem *aconf;
3066 <  struct split_nuh_item nuh;
3067 <  char conf_user[USERLEN + 1];
3068 <  char conf_host[HOSTLEN + 1];
3069 <
3070 <  aconf = map_to_conf(conf);
3071 <
3072 <  conf_add_class_to_conf(conf, class_name);
3073 <
3074 <  if (!aconf->host || !conf->name)
3075 <  {
3076 <    sendto_realops_flags(UMODE_ALL, L_ALL, "Bad connect block");
3077 <    ilog(L_WARN, "Bad connect block");
3078 <    return -1;
1320 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1321 >                           "Warning *** Defaulting to default class for %s",
1322 >                           conf->name);
1323    }
3080
3081  if (EmptyString(aconf->passwd) && !IsConfCryptLink(aconf))
3082  {
3083    sendto_realops_flags(UMODE_ALL, L_ALL, "Bad connect block, name %s",
3084                         conf->name);
3085    ilog(L_WARN, "Bad connect block, host %s", conf->name);
3086    return -1;
3087  }
3088
3089  nuh.nuhmask  = aconf->host;
3090  nuh.nickptr  = NULL;
3091  nuh.userptr  = conf_user;
3092  nuh.hostptr  = conf_host;
3093
3094  nuh.nicksize = 0;
3095  nuh.usersize = sizeof(conf_user);
3096  nuh.hostsize = sizeof(conf_host);
3097
3098  split_nuh(&nuh);
3099
3100  MyFree(aconf->host);
3101  aconf->host = NULL;
3102
3103  DupString(aconf->user, conf_user); /* somehow username checking for servers
3104                                 got lost in H6/7, will have to be re-added */
3105  DupString(aconf->host, conf_host);
3106
3107  lookup_confhost(conf);
3108
3109  return 0;
1324   }
1325  
1326   /* yyerror()
# Line 3124 | Line 1338 | yyerror(const char *msg)
1338      return;
1339  
1340    strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1341 <  sendto_realops_flags(UMODE_ALL, L_ALL, "\"%s\", line %u: %s: %s",
1341 >  sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1342 >                       "\"%s\", line %u: %s: %s",
1343                         conffilebuf, lineno + 1, msg, newlinebuf);
1344 <  ilog(L_WARN, "\"%s\", line %u: %s: %s",
1344 >  ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
1345         conffilebuf, lineno + 1, msg, newlinebuf);
1346   }
1347  
1348 < int
1349 < conf_fbgets(char *lbuf, unsigned int max_size, FBFILE *fb)
1348 > void
1349 > conf_error_report(const char *msg)
1350   {
1351 <  if (fbgets(lbuf, max_size, fb) == NULL)
3137 <    return 0;
3138 <
3139 <  return strlen(lbuf);
3140 < }
1351 >  char newlinebuf[IRCD_BUFSIZE];
1352  
1353 < int
1354 < conf_yy_fatal_error(const char *msg)
1355 < {
1356 <  return 0;
1353 >  strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1354 >  sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1355 >                       "\"%s\", line %u: %s: %s",
1356 >                       conffilebuf, lineno + 1, msg, newlinebuf);
1357 >  ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
1358 >       conffilebuf, lineno + 1, msg, newlinebuf);
1359   }
1360  
1361   /*
1362   * valid_tkline()
1363 < *
1363 > *
1364   * inputs       - pointer to ascii string to check
1365   *              - whether the specified time is in seconds or minutes
1366   * output       - -1 not enough parameters
# Line 3156 | Line 1369 | conf_yy_fatal_error(const char *msg)
1369   * Originally written by Dianora (Diane, db@db.net)
1370   */
1371   time_t
1372 < valid_tkline(const char *p, int minutes)
1372 > valid_tkline(const char *data, const int minutes)
1373   {
1374 +  const unsigned char *p = (const unsigned char *)data;
1375 +  unsigned char tmpch = '\0';
1376    time_t result = 0;
1377  
1378 <  for (; *p; ++p)
1378 >  while ((tmpch = *p++))
1379    {
1380 <    if (!IsDigit(*p))
1380 >    if (!IsDigit(tmpch))
1381        return 0;
1382  
1383      result *= 10;
1384 <    result += ((*p) & 0xF);
1384 >    result += (tmpch & 0xF);
1385    }
1386  
1387    /*
1388 <   * In the degenerate case where oper does a /quote kline 0 user@host :reason
1389 <   * i.e. they specifically use 0, I am going to return 1 instead
1390 <   * as a return value of non-zero is used to flag it as a temporary kline
1388 >   * In the degenerate case where oper does a /quote kline 0 user@host :reason
1389 >   * i.e. they specifically use 0, I am going to return 1 instead as a return
1390 >   * value of non-zero is used to flag it as a temporary kline
1391     */
1392    if (result == 0)
1393      result = 1;
1394  
1395 <  /*
1395 >  /*
1396     * If the incoming time is in seconds convert it to minutes for the purpose
1397     * of this calculation
1398     */
1399    if (!minutes)
1400 <    result = result / (time_t)60;
1400 >    result = result / 60;
1401  
1402    if (result > MAX_TDKLINE_TIME)
1403      result = MAX_TDKLINE_TIME;
1404  
1405 <  result = result * (time_t)60;  /* turn it into seconds */
1405 >  result = result * 60;  /* Turn it into seconds */
1406  
1407    return result;
1408   }
1409  
1410 + /* valid_wild_card_simple()
1411 + *
1412 + * inputs       - data to check for sufficient non-wildcard characters
1413 + * outputs      - 1 if valid, else 0
1414 + * side effects - none
1415 + */
1416 + int
1417 + valid_wild_card_simple(const char *data)
1418 + {
1419 +  const unsigned char *p = (const unsigned char *)data;
1420 +  unsigned char tmpch = '\0';
1421 +  unsigned int nonwild = 0, wild = 0;
1422 +
1423 +  while ((tmpch = *p++))
1424 +  {
1425 +    if (tmpch == '\\' && *p)
1426 +    {
1427 +      ++p;
1428 +      if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1429 +        return 1;
1430 +    }
1431 +    else if (!IsMWildChar(tmpch))
1432 +    {
1433 +      if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1434 +        return 1;
1435 +    }
1436 +    else
1437 +      ++wild;
1438 +  }
1439 +
1440 +  return !wild;
1441 + }
1442 +
1443   /* valid_wild_card()
1444   *
1445   * input        - pointer to client
# Line 3201 | Line 1449 | valid_tkline(const char *p, int minutes)
1449   * side effects - NOTICE is given to source_p if warn is 1
1450   */
1451   int
1452 < valid_wild_card(struct Client *source_p, int warn, int count, ...)
1452 > valid_wild_card(struct Client *source_p, int count, ...)
1453   {
1454 <  char *p;
1455 <  char tmpch;
3208 <  int nonwild = 0;
1454 >  unsigned char tmpch = '\0';
1455 >  unsigned int nonwild = 0;
1456    va_list args;
1457  
1458    /*
# Line 3224 | Line 1471 | valid_wild_card(struct Client *source_p,
1471  
1472    while (count--)
1473    {
1474 <    p = va_arg(args, char *);
1474 >    const unsigned char *p = va_arg(args, const unsigned char *);
1475      if (p == NULL)
1476        continue;
1477  
# Line 3236 | Line 1483 | valid_wild_card(struct Client *source_p,
1483           * If we find enough non-wild characters, we can
1484           * break - no point in searching further.
1485           */
1486 <        if (++nonwild >= ConfigFileEntry.min_nonwildcard)
1486 >        if (++nonwild >= ConfigGeneral.min_nonwildcard)
1487 >        {
1488 >          va_end(args);
1489            return 1;
1490 +        }
1491        }
1492      }
1493    }
1494  
1495 <  if (warn)
1496 <    sendto_one(source_p, ":%s NOTICE %s :Please include at least %d non-wildcard characters with the mask",
1497 <               me.name, source_p->name, ConfigFileEntry.min_nonwildcard);
1495 >  if (IsClient(source_p))
1496 >    sendto_one_notice(source_p, &me,
1497 >                      ":Please include at least %u non-wildcard characters with the mask",
1498 >                      ConfigGeneral.min_nonwildcard);
1499 >  va_end(args);
1500 >  return 0;
1501 > }
1502 >
1503 > /* find_user_host()
1504 > *
1505 > * inputs       - pointer to client placing kline
1506 > *              - pointer to user_host_or_nick
1507 > *              - pointer to user buffer
1508 > *              - pointer to host buffer
1509 > * output       - 0 if not ok to kline, 1 to kline i.e. if valid user host
1510 > * side effects -
1511 > */
1512 > static int
1513 > find_user_host(struct Client *source_p, char *user_host_or_nick,
1514 >               char *luser, char *lhost)
1515 > {
1516 >  struct Client *target_p = NULL;
1517 >  char *hostp = NULL;
1518 >
1519 >  if (lhost == NULL)
1520 >  {
1521 >    strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
1522 >    return 1;
1523 >  }
1524 >
1525 >  if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
1526 >  {
1527 >    /* Explicit user@host mask given */
1528 >    if (hostp)                            /* I'm a little user@host */
1529 >    {
1530 >      *(hostp++) = '\0';                       /* short and squat */
1531 >
1532 >      if (*user_host_or_nick)
1533 >        strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
1534 >      else
1535 >        strcpy(luser, "*");
1536 >
1537 >      if (*hostp)
1538 >        strlcpy(lhost, hostp, HOSTLEN + 1);    /* here is my host */
1539 >      else
1540 >        strcpy(lhost, "*");
1541 >    }
1542 >    else
1543 >    {
1544 >      luser[0] = '*';             /* no @ found, assume its *@somehost */
1545 >      luser[1] = '\0';
1546 >      strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
1547 >    }
1548 >
1549 >    return 1;
1550 >  }
1551 >  else
1552 >  {
1553 >    /* Try to find user@host mask from nick */
1554 >    /* Okay to use source_p as the first param, because source_p == client_p */
1555 >    if ((target_p =
1556 >        find_chasing(source_p, user_host_or_nick)) == NULL)
1557 >      return 0;  /* find_chasing sends ERR_NOSUCHNICK */
1558 >
1559 >    if (HasFlag(target_p, FLAGS_EXEMPTKLINE))
1560 >    {
1561 >      if (IsClient(source_p))
1562 >        sendto_one_notice(source_p, &me, ":%s is E-lined", target_p->name);
1563 >      return 0;
1564 >    }
1565 >
1566 >    /*
1567 >     * Turn the "user" bit into "*user", blow away '~'
1568 >     * if found in original user name (non-idented)
1569 >     */
1570 >    strlcpy(luser, target_p->username, USERLEN*4 + 1);
1571 >
1572 >    if (target_p->username[0] == '~')
1573 >      luser[0] = '*';
1574 >
1575 >    strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
1576 >    return 1;
1577 >  }
1578 >
1579    return 0;
1580   }
1581  
# Line 3258 | Line 1589 | valid_wild_card(struct Client *source_p,
1589   *              - parse_flags bit map of things to test
1590   *              - pointer to user or string to parse into
1591   *              - pointer to host or NULL to parse into if non NULL
1592 < *              - pointer to optional tkline time or NULL
1592 > *              - pointer to optional tkline time or NULL
1593   *              - pointer to target_server to parse into if non NULL
1594   *              - pointer to reason to parse into
1595   *
1596 < * output       - 1 if valid, -1 if not valid
1596 > * output       - 1 if valid, 0 if not valid
1597   * side effects - A generalised k/d/x etc. line parser,
1598   *               "ALINE [time] user@host|string [ON] target :reason"
1599   *                will parse returning a parsed user, host if
# Line 3280 | Line 1611 | valid_wild_card(struct Client *source_p,
1611   */
1612   int
1613   parse_aline(const char *cmd, struct Client *source_p,
1614 <            int parc, char **parv,
1615 <            int parse_flags, char **up_p, char **h_p, time_t *tkline_time,
1616 <            char **target_server, char **reason)
1614 >            int parc, char **parv,
1615 >            int parse_flags, char **up_p, char **h_p, time_t *tkline_time,
1616 >            char **target_server, char **reason)
1617   {
1618    int found_tkline_time=0;
1619 <  static char def_reason[] = "No Reason";
1619 >  static char default_reason[] = CONF_NOREASON;
1620    static char user[USERLEN*4+1];
1621    static char host[HOSTLEN*4+1];
1622  
# Line 3294 | Line 1625 | parse_aline(const char *cmd, struct Clie
1625  
1626    found_tkline_time = valid_tkline(*parv, TK_MINUTES);
1627  
1628 <  if (found_tkline_time != 0)
1628 >  if (found_tkline_time)
1629    {
1630      parv++;
1631      parc--;
1632  
1633 <    if (tkline_time != NULL)
1633 >    if (tkline_time)
1634        *tkline_time = found_tkline_time;
1635      else
1636      {
1637 <      sendto_one(source_p, ":%s NOTICE %s :temp_line not supported by %s",
1638 <                 me.name, source_p->name, cmd);
3308 <      return -1;
1637 >      sendto_one_notice(source_p, &me, ":temp_line not supported by %s", cmd);
1638 >      return 0;
1639      }
1640    }
1641  
1642    if (parc == 0)
1643    {
1644 <    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
1645 <               me.name, source_p->name, cmd);
3316 <    return -1;
1644 >    sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1645 >    return 0;
1646    }
1647  
1648    if (h_p == NULL)
1649      *up_p = *parv;
1650    else
1651    {
1652 <    if (find_user_host(source_p, *parv, user, host, parse_flags) == 0)
1653 <      return -1;
1652 >    if (find_user_host(source_p, *parv, user, host) == 0)
1653 >      return 0;
1654  
1655      *up_p = user;
1656      *h_p = host;
1657    }
1658 <
1658 >
1659    parc--;
1660    parv++;
1661  
1662 <  if (parc != 0)
1662 >  if (parc)
1663    {
1664      if (irccmp(*parv, "ON") == 0)
1665      {
1666        parc--;
1667        parv++;
1668  
1669 <      if (target_server == NULL)
3341 <      {
3342 <        sendto_one(source_p, ":%s NOTICE %s :ON server not supported by %s",
3343 <                   me.name, source_p->name, cmd);
3344 <        return -1;
3345 <      }
3346 <
3347 <      if (!IsOperRemoteBan(source_p))
1669 >      if (!HasOFlag(source_p, OPER_FLAG_REMOTEBAN))
1670        {
1671 <        sendto_one(source_p, form_str(ERR_NOPRIVS),
1672 <                   me.name, source_p->name, "remoteban");
3351 <        return -1;
1671 >        sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "remoteban");
1672 >        return 0;
1673        }
1674  
1675        if (parc == 0 || EmptyString(*parv))
1676        {
1677 <        sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
1678 <                   me.name, source_p->name, cmd);
3358 <        return -1;
1677 >        sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1678 >        return 0;
1679        }
1680  
1681        *target_server = *parv;
# Line 3367 | Line 1687 | parse_aline(const char *cmd, struct Clie
1687        /* Make sure target_server *is* NULL if no ON server found
1688         * caller probably NULL'd it first, but no harm to do it again -db
1689         */
1690 <      if (target_server != NULL)
1691 <        *target_server = NULL;
1690 >      if (target_server)
1691 >        *target_server = NULL;
1692      }
1693    }
1694  
1695 <  if (h_p != NULL)
1695 >  if (h_p)
1696    {
1697 <    if (strchr(user, '!') != NULL)
1697 >    if (strchr(user, '!'))
1698      {
1699 <      sendto_one(source_p, ":%s NOTICE %s :Invalid character '!' in kline",
1700 <                 me.name, source_p->name);
3381 <      return -1;
1699 >      sendto_one_notice(source_p, &me, ":Invalid character '!' in kline");
1700 >      return 0;
1701      }
1702  
1703 <    if ((parse_flags & AWILD) && !valid_wild_card(source_p, YES, 2, *up_p, *h_p))
1704 <      return -1;
1703 >    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 2, *up_p, *h_p))
1704 >      return 0;
1705    }
1706    else
1707 <    if ((parse_flags & AWILD) && !valid_wild_card(source_p, YES, 1, *up_p))
1708 <      return -1;
1707 >    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, *up_p))
1708 >      return 0;
1709  
1710 <  if (reason != NULL)
1710 >  if (reason)
1711    {
1712 <    if (parc != 0 && !EmptyString(*parv))
3394 <    {
1712 >    if (parc && !EmptyString(*parv))
1713        *reason = *parv;
3396      if (!valid_comment(source_p, *reason, YES))
3397        return -1;
3398    }
1714      else
1715 <      *reason = def_reason;
1715 >      *reason = default_reason;
1716    }
1717  
1718    return 1;
1719   }
1720  
3406 /* find_user_host()
3407 *
3408 * inputs       - pointer to client placing kline
3409 *              - pointer to user_host_or_nick
3410 *              - pointer to user buffer
3411 *              - pointer to host buffer
3412 * output       - 0 if not ok to kline, 1 to kline i.e. if valid user host
3413 * side effects -
3414 */
3415 static int
3416 find_user_host(struct Client *source_p, char *user_host_or_nick,
3417               char *luser, char *lhost, unsigned int flags)
3418 {
3419  struct Client *target_p = NULL;
3420  char *hostp = NULL;
3421
3422  if (lhost == NULL)
3423  {
3424    strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
3425    return 1;
3426  }
3427
3428  if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
3429  {
3430    /* Explicit user@host mask given */
3431
3432    if (hostp != NULL)                            /* I'm a little user@host */
3433    {
3434      *(hostp++) = '\0';                       /* short and squat */
3435      if (*user_host_or_nick)
3436        strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
3437      else
3438        strcpy(luser, "*");
3439      if (*hostp)
3440        strlcpy(lhost, hostp, HOSTLEN + 1);    /* here is my host */
3441      else
3442        strcpy(lhost, "*");
3443    }
3444    else
3445    {
3446      luser[0] = '*';             /* no @ found, assume its *@somehost */
3447      luser[1] = '\0';    
3448      strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
3449    }
3450    
3451    return 1;
3452  }
3453  else if (!(flags & NOUSERLOOKUP))
3454  {
3455    /* Try to find user@host mask from nick */
3456    /* Okay to use source_p as the first param, because source_p == client_p */
3457    if ((target_p =
3458        find_chasing(source_p, source_p, user_host_or_nick, NULL)) == NULL)
3459      return 0;
3460
3461    if (IsExemptKline(target_p))
3462    {
3463      if (!IsServer(source_p))
3464        sendto_one(source_p,
3465                   ":%s NOTICE %s :%s is E-lined",
3466                   me.name, source_p->name, target_p->name);
3467      return 0;
3468    }
3469
3470    /*
3471     * turn the "user" bit into "*user", blow away '~'
3472     * if found in original user name (non-idented)
3473     */
3474    strlcpy(luser, target_p->username, USERLEN*4 + 1);
3475
3476    if (target_p->username[0] == '~')
3477      luser[0] = '*';
3478
3479    if (target_p->sockhost[0] == '\0' ||
3480        (target_p->sockhost[0] == '0' && target_p->sockhost[1] == '\0'))
3481      strlcpy(lhost, target_p->host, HOSTLEN*4 + 1);
3482    else
3483      strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
3484    return 1;
3485  }
3486
3487  return 0;
3488 }
3489
3490 /* valid_comment()
3491 *
3492 * inputs       - pointer to client
3493 *              - pointer to comment
3494 * output       - 0 if no valid comment,
3495 *              - 1 if valid
3496 * side effects - truncates reason where necessary
3497 */
3498 int
3499 valid_comment(struct Client *source_p, char *comment, int warn)
3500 {
3501  if (strchr(comment, '"'))
3502  {
3503    if (warn)
3504      sendto_one(source_p, ":%s NOTICE %s :Invalid character '\"' in comment",
3505                 me.name, source_p->name);
3506    return 0;
3507  }
3508
3509  if (strlen(comment) > REASONLEN)
3510    comment[REASONLEN-1] = '\0';
3511
3512  return 1;
3513 }
3514
1721   /* match_conf_password()
1722   *
1723   * inputs       - pointer to given password
# Line 3520 | Line 1726 | valid_comment(struct Client *source_p, c
1726   * side effects - none
1727   */
1728   int
1729 < match_conf_password(const char *password, const struct AccessItem *aconf)
1729 > match_conf_password(const char *password, const struct MaskItem *conf)
1730   {
1731    const char *encr = NULL;
1732  
1733 <  if (password == NULL || aconf->passwd == NULL)
1733 >  if (EmptyString(password) || EmptyString(conf->passwd))
1734      return 0;
1735  
1736 <  if (aconf->flags & CONF_FLAGS_ENCRYPTED)
1737 <  {
3532 <    /* use first two chars of the password they send in as salt */
3533 <    /* If the password in the conf is MD5, and ircd is linked
3534 <     * to scrypt on FreeBSD, or the standard crypt library on
3535 <     * glibc Linux, then this code will work fine on generating
3536 <     * the proper encrypted hash for comparison.
3537 <     */
3538 <    if (*aconf->passwd)
3539 <      encr = crypt(password, aconf->passwd);
3540 <    else
3541 <      encr = "";
3542 <  }
1736 >  if (conf->flags & CONF_FLAGS_ENCRYPTED)
1737 >    encr = crypt(password, conf->passwd);
1738    else
1739      encr = password;
1740  
1741 <  return !strcmp(encr, aconf->passwd);
3547 < }
3548 <
3549 < /*
3550 < * cluster_a_line
3551 < *
3552 < * inputs       - client sending the cluster
3553 < *              - command name "KLINE" "XLINE" etc.
3554 < *              - capab -- CAP_KLN etc. from s_serv.h
3555 < *              - cluster type -- CLUSTER_KLINE etc. from s_conf.h
3556 < *              - pattern and args to send along
3557 < * output       - none
3558 < * side effects - Take source_p send the pattern with args given
3559 < *                along to all servers that match capab and cluster type
3560 < */
3561 < void
3562 < cluster_a_line(struct Client *source_p, const char *command,
3563 <               int capab, int cluster_type, const char *pattern, ...)
3564 < {
3565 <  va_list args;
3566 <  char buffer[IRCD_BUFSIZE];
3567 <  const dlink_node *ptr = NULL;
3568 <
3569 <  va_start(args, pattern);
3570 <  vsnprintf(buffer, sizeof(buffer), pattern, args);
3571 <  va_end(args);
3572 <
3573 <  DLINK_FOREACH(ptr, cluster_items.head)
3574 <  {
3575 <    const struct ConfItem *conf = ptr->data;
3576 <
3577 <    if (conf->flags & cluster_type)
3578 <      sendto_match_servs(source_p, conf->name, CAP_CLUSTER|capab,
3579 <                         "%s %s %s", command, conf->name, buffer);
3580 <  }
1741 >  return encr && !strcmp(encr, conf->passwd);
1742   }
1743  
1744   /*
# Line 3615 | Line 1776 | split_nuh(struct split_nuh_item *const i
1776  
1777    if (iptr->nickptr)
1778      strlcpy(iptr->nickptr, "*", iptr->nicksize);
1779 +
1780    if (iptr->userptr)
1781      strlcpy(iptr->userptr, "*", iptr->usersize);
1782 +
1783    if (iptr->hostptr)
1784      strlcpy(iptr->hostptr, "*", iptr->hostsize);
1785  
# Line 3624 | Line 1787 | split_nuh(struct split_nuh_item *const i
1787    {
1788      *p = '\0';
1789  
1790 <    if (iptr->nickptr && *iptr->nuhmask != '\0')
1790 >    if (iptr->nickptr && *iptr->nuhmask)
1791        strlcpy(iptr->nickptr, iptr->nuhmask, iptr->nicksize);
1792  
1793 <    if ((q = strchr(++p, '@'))) {
1793 >    if ((q = strchr(++p, '@')))
1794 >    {
1795        *q++ = '\0';
1796  
1797 <      if (*p != '\0')
1797 >      if (*p)
1798          strlcpy(iptr->userptr, p, iptr->usersize);
1799  
1800 <      if (*q != '\0')
1800 >      if (*q)
1801          strlcpy(iptr->hostptr, q, iptr->hostsize);
1802      }
1803      else
1804      {
1805 <      if (*p != '\0')
1805 >      if (*p)
1806          strlcpy(iptr->userptr, p, iptr->usersize);
1807      }
1808    }
# Line 3650 | Line 1814 | split_nuh(struct split_nuh_item *const i
1814        /* if found a @ */
1815        *p++ = '\0';
1816  
1817 <      if (*iptr->nuhmask != '\0')
1817 >      if (*iptr->nuhmask)
1818          strlcpy(iptr->userptr, iptr->nuhmask, iptr->usersize);
1819  
1820 <      if (*p != '\0')
1820 >      if (*p)
1821          strlcpy(iptr->hostptr, p, iptr->hostsize);
1822      }
1823      else
1824      {
1825 <      /* no @ found */
1825 >      /* No @ found */
1826        if (!iptr->nickptr || strpbrk(iptr->nuhmask, ".:"))
1827          strlcpy(iptr->hostptr, iptr->nuhmask, iptr->hostsize);
1828        else
# Line 3666 | Line 1830 | split_nuh(struct split_nuh_item *const i
1830      }
1831    }
1832   }
3669
3670 /*
3671 * flags_to_ascii
3672 *
3673 * inputs       - flags is a bitmask
3674 *              - pointer to table of ascii letters corresponding
3675 *                to each bit
3676 *              - flag 1 for convert ToLower if bit missing
3677 *                0 if ignore.
3678 * output       - none
3679 * side effects - string pointed to by p has bitmap chars written to it
3680 */
3681 static void
3682 flags_to_ascii(unsigned int flags, const unsigned int bit_table[], char *p,
3683               int lowerit)
3684 {
3685  unsigned int mask = 1;
3686  int i = 0;
3687
3688  for (mask = 1; (mask != 0) && (bit_table[i] != 0); mask <<= 1, i++)
3689  {
3690    if (flags & mask)
3691      *p++ = bit_table[i];
3692    else if (lowerit)
3693      *p++ = ToLower(bit_table[i]);
3694  }
3695  *p = '\0';
3696 }
3697
3698 /*
3699 * cidr_limit_reached
3700 *
3701 * inputs       - int flag allowing over_rule of limits
3702 *              - pointer to the ip to be added
3703 *              - pointer to the class
3704 * output       - non zero if limit reached
3705 *                0 if limit not reached
3706 * side effects -
3707 */
3708 static int
3709 cidr_limit_reached(int over_rule,
3710                   struct irc_ssaddr *ip, struct ClassItem *aclass)
3711 {
3712  dlink_node *ptr = NULL;
3713  struct CidrItem *cidr;
3714
3715  if (NumberPerCidr(aclass) <= 0)
3716    return 0;
3717
3718  if (ip->ss.ss_family == AF_INET)
3719  {
3720    if (CidrBitlenIPV4(aclass) <= 0)
3721      return 0;
3722
3723    DLINK_FOREACH(ptr, aclass->list_ipv4.head)
3724    {
3725      cidr = ptr->data;
3726      if (match_ipv4(ip, &cidr->mask, CidrBitlenIPV4(aclass)))
3727      {
3728        if (!over_rule && (cidr->number_on_this_cidr >= NumberPerCidr(aclass)))
3729          return -1;
3730        cidr->number_on_this_cidr++;
3731        return 0;
3732      }
3733    }
3734    cidr = MyMalloc(sizeof(struct CidrItem));
3735    cidr->number_on_this_cidr = 1;
3736    cidr->mask = *ip;
3737    mask_addr(&cidr->mask, CidrBitlenIPV4(aclass));
3738    dlinkAdd(cidr, &cidr->node, &aclass->list_ipv4);
3739  }
3740 #ifdef IPV6
3741  else if (CidrBitlenIPV6(aclass) > 0)
3742  {
3743    DLINK_FOREACH(ptr, aclass->list_ipv6.head)
3744    {
3745      cidr = ptr->data;
3746      if (match_ipv6(ip, &cidr->mask, CidrBitlenIPV6(aclass)))
3747      {
3748        if (!over_rule && (cidr->number_on_this_cidr >= NumberPerCidr(aclass)))
3749          return -1;
3750        cidr->number_on_this_cidr++;
3751        return 0;
3752      }
3753    }
3754    cidr = MyMalloc(sizeof(struct CidrItem));
3755    cidr->number_on_this_cidr = 1;
3756    cidr->mask = *ip;
3757    mask_addr(&cidr->mask, CidrBitlenIPV6(aclass));
3758    dlinkAdd(cidr, &cidr->node, &aclass->list_ipv6);
3759  }
3760 #endif
3761  return 0;
3762 }
3763
3764 /*
3765 * remove_from_cidr_check
3766 *
3767 * inputs       - pointer to the ip to be removed
3768 *              - pointer to the class
3769 * output       - NONE
3770 * side effects -
3771 */
3772 static void
3773 remove_from_cidr_check(struct irc_ssaddr *ip, struct ClassItem *aclass)
3774 {
3775  dlink_node *ptr = NULL;
3776  dlink_node *next_ptr = NULL;
3777  struct CidrItem *cidr;
3778
3779  if (NumberPerCidr(aclass) == 0)
3780    return;
3781
3782  if (ip->ss.ss_family == AF_INET)
3783  {
3784    if (CidrBitlenIPV4(aclass) <= 0)
3785      return;
3786
3787    DLINK_FOREACH_SAFE(ptr, next_ptr, aclass->list_ipv4.head)
3788    {
3789      cidr = ptr->data;
3790      if (match_ipv4(ip, &cidr->mask, CidrBitlenIPV4(aclass)))
3791      {
3792        cidr->number_on_this_cidr--;
3793        if (cidr->number_on_this_cidr == 0)
3794        {
3795          dlinkDelete(ptr, &aclass->list_ipv4);
3796          MyFree(cidr);
3797          return;
3798        }
3799      }
3800    }
3801  }
3802 #ifdef IPV6
3803  else if (CidrBitlenIPV6(aclass) > 0)
3804  {
3805    DLINK_FOREACH_SAFE(ptr, next_ptr, aclass->list_ipv6.head)
3806    {
3807      cidr = ptr->data;
3808      if (match_ipv6(ip, &cidr->mask, CidrBitlenIPV6(aclass)))
3809      {
3810        cidr->number_on_this_cidr--;
3811        if (cidr->number_on_this_cidr == 0)
3812        {
3813          dlinkDelete(ptr, &aclass->list_ipv6);
3814          MyFree(cidr);
3815          return;
3816        }
3817      }
3818    }
3819  }
3820 #endif
3821 }
3822
3823 static void
3824 rebuild_cidr_list(int aftype, struct ConfItem *oldcl, struct ClassItem *newcl,
3825                  dlink_list *old_list, dlink_list *new_list, int changed)
3826 {
3827  dlink_node *ptr;
3828  struct Client *client_p;
3829  struct ConfItem *conf;
3830  struct AccessItem *aconf;
3831
3832  if (!changed)
3833  {
3834    *new_list = *old_list;
3835    old_list->head = old_list->tail = NULL;
3836    old_list->length = 0;
3837    return;
3838  }
3839
3840  DLINK_FOREACH(ptr, local_client_list.head)
3841  {
3842    client_p = ptr->data;
3843    if (client_p->localClient->aftype != aftype)
3844      continue;
3845    if (dlink_list_length(&client_p->localClient->confs) == 0)
3846      continue;
3847
3848    conf = client_p->localClient->confs.tail->data;
3849    if (conf->type == CLIENT_TYPE)
3850    {
3851      aconf = map_to_conf(conf);
3852      if (aconf->class_ptr == oldcl)
3853        cidr_limit_reached(1, &client_p->localClient->ip, newcl);
3854    }
3855  }
3856 }
3857
3858 /*
3859 * rebuild_cidr_class
3860 *
3861 * inputs       - pointer to old conf
3862 *              - pointer to new_class
3863 * output       - none
3864 * side effects - rebuilds the class link list of cidr blocks
3865 */
3866 void
3867 rebuild_cidr_class(struct ConfItem *conf, struct ClassItem *new_class)
3868 {
3869  struct ClassItem *old_class = map_to_conf(conf);
3870
3871  if (NumberPerCidr(old_class) > 0 && NumberPerCidr(new_class) > 0)
3872  {
3873    if (CidrBitlenIPV4(old_class) > 0 && CidrBitlenIPV4(new_class) > 0)
3874      rebuild_cidr_list(AF_INET, conf, new_class,
3875                        &old_class->list_ipv4, &new_class->list_ipv4,
3876                        CidrBitlenIPV4(old_class) != CidrBitlenIPV4(new_class));
3877
3878 #ifdef IPV6
3879    if (CidrBitlenIPV6(old_class) > 0 && CidrBitlenIPV6(new_class) > 0)
3880      rebuild_cidr_list(AF_INET6, conf, new_class,
3881                        &old_class->list_ipv6, &new_class->list_ipv6,
3882                        CidrBitlenIPV6(old_class) != CidrBitlenIPV6(new_class));
3883 #endif
3884  }
3885
3886  destroy_cidr_class(old_class);
3887 }
3888
3889 /*
3890 * destroy_cidr_list
3891 *
3892 * inputs       - pointer to class dlink list of cidr blocks
3893 * output       - none
3894 * side effects - completely destroys the class link list of cidr blocks
3895 */
3896 static void
3897 destroy_cidr_list(dlink_list *list)
3898 {
3899  dlink_node *ptr = NULL, *next_ptr = NULL;
3900
3901  DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
3902  {
3903    dlinkDelete(ptr, list);
3904    MyFree(ptr->data);
3905  }
3906 }
3907
3908 /*
3909 * destroy_cidr_class
3910 *
3911 * inputs       - pointer to class
3912 * output       - none
3913 * side effects - completely destroys the class link list of cidr blocks
3914 */
3915 static void
3916 destroy_cidr_class(struct ClassItem *aclass)
3917 {
3918  destroy_cidr_list(&aclass->list_ipv4);
3919  destroy_cidr_list(&aclass->list_ipv6);
3920 }

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