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root/svn/ircd-hybrid/trunk/src/conf.c
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Comparing:
ircd-hybrid-7.2/src/s_conf.c (file contents), Revision 896 by michael, Sat Nov 3 08:54:09 2007 UTC vs.
ircd-hybrid/trunk/src/conf.c (file contents), Revision 6956 by michael, Thu Dec 17 10:54:07 2015 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) 1997-2015 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 "tools.h"
31 < #include "s_conf.h"
32 < #include "s_serv.h"
30 > #include "conf.h"
31 > #include "conf_pseudo.h"
32 > #include "server.h"
33   #include "resv.h"
34   #include "channel.h"
35   #include "client.h"
33 #include "common.h"
36   #include "event.h"
35 #include "hash.h"
36 #include "hook.h"
37   #include "irc_string.h"
38 #include "sprintf_irc.h"
38   #include "s_bsd.h"
40 #include "irc_getaddrinfo.h"
39   #include "ircd.h"
42 #include "list.h"
40   #include "listener.h"
41   #include "hostmask.h"
42   #include "modules.h"
43   #include "numeric.h"
44   #include "fdlist.h"
45 < #include "s_log.h"
45 > #include "log.h"
46   #include "send.h"
50 #include "s_gline.h"
51 #include "fileio.h"
47   #include "memory.h"
48 < #include "irc_res.h"
48 > #include "res.h"
49   #include "userhost.h"
50 < #include "s_user.h"
50 > #include "user.h"
51   #include "channel_mode.h"
52 <
53 < struct Callback *client_check_cb = NULL;
54 < struct config_server_hide ConfigServerHide;
52 > #include "parse.h"
53 > #include "misc.h"
54 > #include "conf_db.h"
55 > #include "conf_class.h"
56 > #include "motd.h"
57 > #include "ipcache.h"
58 > #include "isupport.h"
59 >
60 >
61 > struct config_channel_entry ConfigChannel;
62 > struct config_serverhide_entry ConfigServerHide;
63 > struct config_general_entry ConfigGeneral;
64 > struct config_log_entry ConfigLog = { .use_logging = 1 };
65 > struct config_serverinfo_entry ConfigServerInfo;
66 > struct config_admin_entry ConfigAdminInfo;
67 > struct conf_parser_context conf_parser_ctx;
68  
69   /* general conf items link list root, other than k lines etc. */
70 < dlink_list server_items  = { NULL, NULL, 0 };
71 < dlink_list cluster_items = { NULL, NULL, 0 };
72 < dlink_list hub_items     = { NULL, NULL, 0 };
73 < dlink_list leaf_items    = { NULL, NULL, 0 };
74 < dlink_list oconf_items   = { NULL, NULL, 0 };
75 < dlink_list uconf_items   = { NULL, NULL, 0 };
76 < dlink_list xconf_items   = { NULL, NULL, 0 };
77 < 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 };
70 > dlink_list service_items;
71 > dlink_list server_items;
72 > dlink_list cluster_items;
73 > dlink_list operator_items;
74 > dlink_list shared_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 */
88 int ypass = 1; /* used by yyparse()      */
89
90 /* internally defined functions */
91 static void lookup_confhost(struct ConfItem *);
92 static void set_default_conf(void);
93 static void validate_conf(void);
94 static void read_conf(FBFILE *);
95 static void clear_out_old_conf(void);
96 static void flush_deleted_I_P(void);
97 static void expire_tklines(dlink_list *);
98 static void garbage_collect_ip_entries(void);
99 static int hash_ip(struct irc_ssaddr *);
100 static int verify_access(struct Client *, const char *);
101 static int attach_iline(struct Client *, struct ConfItem *);
102 static struct ip_entry *find_or_add_ip(struct irc_ssaddr *);
103 static void parse_conf_file(int, int);
104 static dlink_list *map_to_list(ConfType);
105 static struct AccessItem *find_regexp_kline(const char *[]);
106 static int find_user_host(struct Client *, char *, char *, char *, unsigned int);
107
108 /*
109 * bit_len
110 */
111 static int cidr_limit_reached(int, struct irc_ssaddr *, struct ClassItem *);
112 static void remove_from_cidr_check(struct irc_ssaddr *, struct ClassItem *);
113 static void destroy_cidr_class(struct ClassItem *);
83  
115 static void flags_to_ascii(unsigned int, const unsigned int[], char *, int);
116
117 FBFILE *conf_fbfile_in = NULL;
118
119 /* address of default class conf */
120 static struct ConfItem *class_default;
121
122 /* usually, with hash tables, you use a prime number...
123 * but in this case I am dealing with ip addresses,
124 * not ascii strings.
125 */
126 #define IP_HASH_SIZE 0x1000
127
128 struct ip_entry
129 {
130  struct irc_ssaddr ip;
131  int count;
132  time_t last_attempt;
133  struct ip_entry *next;
134 };
135
136 static struct ip_entry *ip_hash_table[IP_HASH_SIZE];
137 static BlockHeap *ip_entry_heap = NULL;
138 static int ip_entries_count = 0;
139
140
141 inline void *
142 map_to_conf(struct ConfItem *aconf)
143 {
144  void *conf;
145  conf = (void *)((unsigned long)aconf +
146                  (unsigned long)sizeof(struct ConfItem));
147  return(conf);
148 }
149
150 inline struct ConfItem *
151 unmap_conf_item(void *aconf)
152 {
153  struct ConfItem *conf;
154
155  conf = (struct ConfItem *)((unsigned long)aconf -
156                             (unsigned long)sizeof(struct ConfItem));
157  return(conf);
158 }
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 168 | 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, struct DNSReply *reply)
96 > conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name, size_t namelength)
97   {
98 <  struct AccessItem *aconf = (struct AccessItem *)vptr;
174 <  struct ConfItem *conf;
98 >  struct MaskItem *const conf = vptr;
99  
100 <  MyFree(aconf->dns_query);
177 <  aconf->dns_query = NULL;
100 >  conf->dns_pending = 0;
101  
102 <  if (reply != NULL)
103 <    memcpy(&aconf->ipnum, &reply->addr, sizeof(reply->addr));
104 <  else {
105 <    ilog(L_NOTICE, "Host not found: %s, ignoring connect{} block",
183 <         aconf->host);
184 <    conf = unmap_conf_item(aconf);
185 <    sendto_realops_flags(UMODE_ALL, L_ALL,
186 <                         "Ignoring connect{} block for %s - host not found",
187 <                         conf->name);
188 <    delete_conf_item(conf);
189 <  }
102 >  if (addr)
103 >    memcpy(&conf->addr, addr, sizeof(conf->addr));
104 >  else
105 >    conf->dns_failed = 1;
106   }
107  
108   /* conf_dns_lookup()
# Line 196 | Line 112 | conf_dns_callback(void *vptr, struct DNS
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_query == NULL)
118 <  {
119 <    aconf->dns_query = MyMalloc(sizeof(struct DNSQuery));
120 <    aconf->dns_query->ptr = aconf;
121 <    aconf->dns_query->callback = conf_dns_callback;
122 <    gethost_byname(aconf->host, aconf->dns_query);
123 <  }
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   {
219  struct ConfItem *conf = NULL;
220  struct AccessItem *aconf = NULL;
221  struct ClassItem *aclass = NULL;
222  int status = 0;
223
137    switch (type)
138    {
139 <  case DLINE_TYPE:
140 <  case EXEMPTDLINE_TYPE:
228 <  case GLINE_TYPE:
229 <  case KLINE_TYPE:
230 <  case CLIENT_TYPE:
231 <  case OPER_TYPE:
232 <  case SERVER_TYPE:
233 <    conf = MyMalloc(sizeof(struct ConfItem) +
234 <                    sizeof(struct AccessItem));
235 <    aconf = map_to_conf(conf);
236 <    aconf->aftype = AF_INET;
237 <
238 <    /* Yes, sigh. switch on type again */
239 <    switch (type)
240 <    {
241 <    case EXEMPTDLINE_TYPE:
242 <      status = CONF_EXEMPTDLINE;
139 >    case CONF_XLINE:
140 >      return &gecos_items;
141        break;
142 <
143 <    case DLINE_TYPE:
246 <      status = CONF_DLINE;
142 >    case CONF_SHARED:
143 >      return &shared_items;
144        break;
145 <
146 <    case KLINE_TYPE:
250 <      status = CONF_KLINE;
145 >    case CONF_NRESV:
146 >      return &nresv_items;
147        break;
148 <
149 <    case GLINE_TYPE:
254 <      status = CONF_GLINE;
148 >    case CONF_CRESV:
149 >      return &cresv_items;
150        break;
151 <
152 <    case CLIENT_TYPE:
258 <      status = CONF_CLIENT;
151 >    case CONF_OPER:
152 >      return &operator_items;
153        break;
154 <
155 <    case OPER_TYPE:
262 <      status = CONF_OPERATOR;
263 <      dlinkAdd(conf, &conf->node, &oconf_items);
154 >    case CONF_SERVER:
155 >      return &server_items;
156        break;
157 <
158 <    case SERVER_TYPE:
267 <      status = CONF_SERVER;
268 <      dlinkAdd(conf, &conf->node, &server_items);
157 >    case CONF_SERVICE:
158 >      return &service_items;
159        break;
160 <
161 <    default:
160 >    case CONF_CLUSTER:
161 >      return &cluster_items;
162        break;
273    }
274    aconf->status = status;
275    break;
276
277  case LEAF_TYPE:
278    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
279                                       sizeof(struct MatchItem));
280    dlinkAdd(conf, &conf->node, &leaf_items);
281    break;
282
283  case HUB_TYPE:
284    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
285                                       sizeof(struct MatchItem));
286    dlinkAdd(conf, &conf->node, &hub_items);
287    break;
288
289  case ULINE_TYPE:
290    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
291                                       sizeof(struct MatchItem));
292    dlinkAdd(conf, &conf->node, &uconf_items);
293    break;
294
295  case GDENY_TYPE:
296    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
297                                       sizeof(struct AccessItem));
298    dlinkAdd(conf, &conf->node, &gdeny_items);
299    break;
300
301  case XLINE_TYPE:
302    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
303                                       sizeof(struct MatchItem));
304    dlinkAdd(conf, &conf->node, &xconf_items);
305    break;
306
307  case RXLINE_TYPE:
308    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
309                                       sizeof(struct MatchItem));
310    dlinkAdd(conf, &conf->node, &rxconf_items);
311    break;
312
313  case RKLINE_TYPE:
314    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
315                                       sizeof(struct AccessItem));
316    aconf = map_to_conf(conf);
317    aconf->status = CONF_KLINE;
318    dlinkAdd(conf, &conf->node, &rkconf_items);
319    break;
320
321  case CLUSTER_TYPE:
322    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem));
323    dlinkAdd(conf, &conf->node, &cluster_items);
324    break;
325
326  case CRESV_TYPE:
327    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
328                                       sizeof(struct ResvChannel));
329    break;
330
331  case NRESV_TYPE:
332    conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) +
333                                       sizeof(struct MatchItem));
334    dlinkAdd(conf, &conf->node, &nresv_items);
335    break;
336
337  case CLASS_TYPE:
338    conf = MyMalloc(sizeof(struct ConfItem) +
339                           sizeof(struct ClassItem));
340    dlinkAdd(conf, &conf->node, &class_items);
341
342    aclass = map_to_conf(conf);
343    aclass->active = 1;
344    ConFreq(aclass) = DEFAULT_CONNECTFREQUENCY;
345    PingFreq(aclass) = DEFAULT_PINGFREQUENCY;
346    MaxTotal(aclass) = MAXIMUM_LINKS_DEFAULT;
347    MaxSendq(aclass) = DEFAULT_SENDQ;
348
349    break;
350
351  default:
352    conf = NULL;
353    break;
354  }
355
356  /* XXX Yes, this will core if default is hit. I want it to for now - db */
357  conf->type = type;
358
359  return conf;
360 }
361
362 void
363 delete_conf_item(struct ConfItem *conf)
364 {
365  dlink_node *m = NULL;
366  struct MatchItem *match_item;
367  struct AccessItem *aconf;
368  ConfType type = conf->type;
369
370  MyFree(conf->name);
371  conf->name = NULL;
372
373  switch(type)
374  {
375  case DLINE_TYPE:
376  case EXEMPTDLINE_TYPE:
377  case GLINE_TYPE:
378  case KLINE_TYPE:
379  case CLIENT_TYPE:
380  case OPER_TYPE:
381  case SERVER_TYPE:
382    aconf = map_to_conf(conf);
383
384    if (aconf->dns_query != NULL)
385    {
386      delete_resolver_queries(aconf->dns_query);
387      MyFree(aconf->dns_query);
388    }
389    if (aconf->passwd != NULL)
390      memset(aconf->passwd, 0, strlen(aconf->passwd));
391    if (aconf->spasswd != NULL)
392      memset(aconf->spasswd, 0, strlen(aconf->spasswd));
393    aconf->class_ptr = NULL;
394
395    MyFree(aconf->passwd);
396    MyFree(aconf->spasswd);
397    MyFree(aconf->reason);
398    MyFree(aconf->oper_reason);
399    MyFree(aconf->user);
400    MyFree(aconf->host);
401    MyFree(aconf->fakename);
402 #ifdef HAVE_LIBCRYPTO
403    if (aconf->rsa_public_key)
404      RSA_free(aconf->rsa_public_key);
405    MyFree(aconf->rsa_public_key_file);
406 #endif
407
408    /* Yes, sigh. switch on type again */
409    switch(type)
410    {
411    case EXEMPTDLINE_TYPE:
412    case DLINE_TYPE:
413    case GLINE_TYPE:
414    case KLINE_TYPE:
415    case CLIENT_TYPE:
416      MyFree(conf);
417      break;
418
419    case OPER_TYPE:
420      aconf = map_to_conf(conf);
421      if (!IsConfIllegal(aconf))
422        dlinkDelete(&conf->node, &oconf_items);
423      MyFree(conf);
424      break;
425
426    case SERVER_TYPE:
427      aconf = map_to_conf(conf);
428      if (!IsConfIllegal(aconf))
429        dlinkDelete(&conf->node, &server_items);
430      MyFree(conf);
431      break;
432
163      default:
164 <      break;
435 <    }
436 <    break;
437 <
438 <  case HUB_TYPE:
439 <    match_item = map_to_conf(conf);
440 <    MyFree(match_item->user);
441 <    MyFree(match_item->host);
442 <    MyFree(match_item->reason);
443 <    MyFree(match_item->oper_reason);
444 <    /* If marked illegal, its already been pulled off of the hub_items list */
445 <    if (!match_item->illegal)
446 <      dlinkDelete(&conf->node, &hub_items);
447 <    MyFree(conf);
448 <    break;
449 <
450 <  case LEAF_TYPE:
451 <    match_item = map_to_conf(conf);
452 <    MyFree(match_item->user);
453 <    MyFree(match_item->host);
454 <    MyFree(match_item->reason);
455 <    MyFree(match_item->oper_reason);
456 <    /* If marked illegal, its already been pulled off of the leaf_items list */
457 <    if (!match_item->illegal)
458 <      dlinkDelete(&conf->node, &leaf_items);
459 <    MyFree(conf);
460 <    break;
461 <
462 <  case ULINE_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, &uconf_items);
469 <    MyFree(conf);
470 <    break;
471 <
472 <  case XLINE_TYPE:
473 <    match_item = map_to_conf(conf);
474 <    MyFree(match_item->user);
475 <    MyFree(match_item->host);
476 <    MyFree(match_item->reason);
477 <    MyFree(match_item->oper_reason);
478 <    dlinkDelete(&conf->node, &xconf_items);
479 <    MyFree(conf);
480 <    break;
481 <
482 <  case RKLINE_TYPE:
483 <    aconf = map_to_conf(conf);
484 <    MyFree(aconf->regexuser);
485 <    MyFree(aconf->regexhost);
486 <    MyFree(aconf->user);
487 <    MyFree(aconf->host);
488 <    MyFree(aconf->reason);
489 <    MyFree(aconf->oper_reason);
490 <    dlinkDelete(&conf->node, &rkconf_items);
491 <    MyFree(conf);
492 <    break;
493 <
494 <  case RXLINE_TYPE:
495 <    MyFree(conf->regexpname);
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, &rxconf_items);
502 <    MyFree(conf);
503 <    break;
504 <
505 <  case NRESV_TYPE:
506 <    match_item = map_to_conf(conf);
507 <    MyFree(match_item->user);
508 <    MyFree(match_item->host);
509 <    MyFree(match_item->reason);
510 <    MyFree(match_item->oper_reason);
511 <    dlinkDelete(&conf->node, &nresv_items);
512 <
513 <    if (conf->flags & CONF_FLAGS_TEMPORARY)
514 <      if ((m = dlinkFindDelete(&temporary_resv, conf)) != NULL)
515 <        free_dlink_node(m);
516 <
517 <    MyFree(conf);
518 <    break;
519 <
520 <  case GDENY_TYPE:
521 <    aconf = map_to_conf(conf);
522 <    MyFree(aconf->user);
523 <    MyFree(aconf->host);
524 <    dlinkDelete(&conf->node, &gdeny_items);
525 <    MyFree(conf);
526 <    break;
527 <
528 <  case CLUSTER_TYPE:
529 <    dlinkDelete(&conf->node, &cluster_items);
530 <    MyFree(conf);
531 <    break;
532 <
533 <  case CRESV_TYPE:
534 <    if (conf->flags & CONF_FLAGS_TEMPORARY)
535 <      if ((m = dlinkFindDelete(&temporary_resv, conf)) != NULL)
536 <        free_dlink_node(m);
537 <
538 <    MyFree(conf);
539 <    break;
540 <
541 <  case CLASS_TYPE:
542 <    dlinkDelete(&conf->node, &class_items);
543 <    MyFree(conf);
544 <    break;
545 <
546 <  default:
547 <    break;
164 >      return NULL;
165    }
166   }
167  
168 < /* free_access_item()
169 < *
553 < * inputs       - pointer to conf to free
554 < * output       - none
555 < * side effects - crucial password fields are zeroed, conf is freed
556 < */
557 < void
558 < free_access_item(struct AccessItem *aconf)
168 > struct MaskItem *
169 > conf_make(enum maskitem_type type)
170   {
171 <  struct ConfItem *conf;
171 >  struct MaskItem *const conf = MyCalloc(sizeof(*conf));
172 >  dlink_list *list = NULL;
173  
174 <  if (aconf == NULL)
175 <    return;
176 <  conf = unmap_conf_item(aconf);
565 <  delete_conf_item(conf);
566 < }
174 >  conf->type   = type;
175 >  conf->active = 1;
176 >  conf->aftype = AF_INET;
177  
178 < static const unsigned int shared_bit_table[] =
179 <  { 'K', 'k', 'U', 'X', 'x', 'Y', 'Q', 'q', 'R', 'L', 0};
178 >  if ((list = map_to_list(type)))
179 >    dlinkAdd(conf, &conf->node, list);
180 >  return conf;
181 > }
182  
571 /* report_confitem_types()
572 *
573 * inputs       - pointer to client requesting confitem report
574 *              - ConfType to report
575 * output       - none
576 * side effects -
577 */
183   void
184 < report_confitem_types(struct Client *source_p, ConfType type, int temp)
184 > conf_free(struct MaskItem *conf)
185   {
186 <  dlink_node *ptr = NULL;
187 <  struct ConfItem *conf = NULL;
583 <  struct AccessItem *aconf = NULL;
584 <  struct MatchItem *matchitem = NULL;
585 <  struct ClassItem *classitem = NULL;
586 <  char buf[12];
587 <  char *p = NULL;
588 <  const char *pfx = NULL;
589 <
590 <  switch (type)
591 <  {
592 <  case GDENY_TYPE:
593 <    DLINK_FOREACH(ptr, gdeny_items.head)
594 <    {
595 <      conf = ptr->data;
596 <      aconf = map_to_conf(conf);
597 <
598 <      p = buf;
186 >  dlink_node *node = NULL, *node_next = NULL;
187 >  dlink_list *list = NULL;
188  
189 <      if (aconf->flags & GDENY_BLOCK)
190 <        *p++ = 'B';
602 <      else
603 <        *p++ = 'b';
604 <
605 <      if (aconf->flags & GDENY_REJECT)
606 <        *p++ = 'R';
607 <      else
608 <        *p++ = 'r';
609 <
610 <      *p = '\0';
611 <
612 <      sendto_one(source_p, ":%s %d %s V %s@%s %s %s",
613 <                 me.name, RPL_STATSDEBUG, source_p->name,
614 <                 aconf->user, aconf->host, conf->name, buf);
615 <    }
616 <    break;
617 <
618 <  case XLINE_TYPE:
619 <    DLINK_FOREACH(ptr, xconf_items.head)
620 <    {
621 <      conf = ptr->data;
622 <      matchitem = map_to_conf(conf);
189 >  if ((list = map_to_list(conf->type)))
190 >    dlinkFindDelete(list, conf);
191  
192 <      sendto_one(source_p, form_str(RPL_STATSXLINE),
625 <                 me.name, source_p->name,
626 <                 matchitem->hold ? "x": "X", matchitem->count,
627 <                 conf->name, matchitem->reason);
628 <    }
629 <    break;
630 <
631 <  case RXLINE_TYPE:
632 <    DLINK_FOREACH(ptr, rxconf_items.head)
633 <    {
634 <      conf = ptr->data;
635 <      matchitem = map_to_conf(conf);
636 <
637 <      sendto_one(source_p, form_str(RPL_STATSXLINE),
638 <                 me.name, source_p->name,
639 <                 matchitem->hold ? "xR": "XR", matchitem->count,
640 <                 conf->name, matchitem->reason);
641 <    }
642 <    break;
643 <
644 <  case RKLINE_TYPE:
645 <    pfx = temp ? "kR" : "KR";
646 <
647 <    DLINK_FOREACH(ptr, rkconf_items.head)
648 <    {
649 <      aconf = map_to_conf((conf = ptr->data));
650 <
651 <      if (temp && !(conf->flags & CONF_FLAGS_TEMPORARY))
652 <        continue;
653 <
654 <      sendto_one(source_p, form_str(RPL_STATSKLINE), me.name,
655 <                 source_p->name, pfx, aconf->host, aconf->user,
656 <                 aconf->reason, aconf->oper_reason ? aconf->oper_reason : "");
657 <    }
658 <    break;
659 <
660 <  case ULINE_TYPE:
661 <    DLINK_FOREACH(ptr, uconf_items.head)
662 <    {
663 <      conf = ptr->data;
664 <      matchitem = map_to_conf(conf);
665 <
666 <      p = buf;
667 <
668 <      /* some of these are redundant for the sake of
669 <       * consistency with cluster{} flags
670 <       */
671 <      *p++ = 'c';
672 <      flags_to_ascii(matchitem->action, shared_bit_table, p, 0);
673 <
674 <      sendto_one(source_p, form_str(RPL_STATSULINE),
675 <                 me.name, source_p->name, conf->name,
676 <                 matchitem->user?matchitem->user: "*",
677 <                 matchitem->host?matchitem->host: "*", buf);
678 <    }
679 <
680 <    DLINK_FOREACH(ptr, cluster_items.head)
681 <    {
682 <      conf = ptr->data;
683 <
684 <      p = buf;
685 <
686 <      *p++ = 'C';
687 <      flags_to_ascii(conf->flags, shared_bit_table, p, 0);
688 <
689 <      sendto_one(source_p, form_str(RPL_STATSULINE),
690 <                 me.name, source_p->name, conf->name,
691 <                 "*", "*", buf);
692 <    }
693 <
694 <    break;
695 <
696 <  case OPER_TYPE:
697 <    DLINK_FOREACH(ptr, oconf_items.head)
698 <    {
699 <      conf = ptr->data;
700 <      aconf = map_to_conf(conf);
701 <
702 <      /* Don't allow non opers to see oper privs */
703 <      if (IsOper(source_p))
704 <        sendto_one(source_p, form_str(RPL_STATSOLINE),
705 <                   me.name, source_p->name, 'O', aconf->user, aconf->host,
706 <                   conf->name, oper_privs_as_string(aconf->port),
707 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
708 <      else
709 <        sendto_one(source_p, form_str(RPL_STATSOLINE),
710 <                   me.name, source_p->name, 'O', aconf->user, aconf->host,
711 <                   conf->name, "0",
712 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
713 <    }
714 <    break;
715 <
716 <  case CLASS_TYPE:
717 <    DLINK_FOREACH(ptr, class_items.head)
718 <    {
719 <      conf = ptr->data;
720 <      classitem = map_to_conf(conf);
721 <      sendto_one(source_p, form_str(RPL_STATSYLINE),
722 <                 me.name, source_p->name, 'Y',
723 <                 conf->name, PingFreq(classitem),
724 <                 ConFreq(classitem),
725 <                 MaxTotal(classitem), MaxSendq(classitem),
726 <                 CurrUserCount(classitem),
727 <                 classitem->active ? "active" : "disabled");
728 <    }
729 <    break;
730 <
731 <  case CONF_TYPE:
732 <  case CLIENT_TYPE:
733 <    break;
734 <
735 <  case SERVER_TYPE:
736 <    DLINK_FOREACH(ptr, server_items.head)
737 <    {
738 <      p = buf;
739 <
740 <      conf = ptr->data;
741 <      aconf = map_to_conf(conf);
742 <
743 <      buf[0] = '\0';
744 <
745 <      if (IsConfAllowAutoConn(aconf))
746 <        *p++ = 'A';
747 <      if (IsConfCryptLink(aconf))
748 <        *p++ = 'C';
749 <      if (aconf->fakename)
750 <        *p++ = 'M';
751 <      if (IsConfTopicBurst(aconf))
752 <        *p++ = 'T';
753 <      if (IsConfCompressed(aconf))
754 <        *p++ = 'Z';
755 <      if (buf[0] == '\0')
756 <        *p++ = '*';
757 <
758 <      *p = '\0';
759 <
760 <      /*
761 <       * Allow admins to see actual ips unless hide_server_ips is enabled
762 <       */
763 <      if (!ConfigServerHide.hide_server_ips && IsAdmin(source_p))
764 <        sendto_one(source_p, form_str(RPL_STATSCLINE),
765 <                   me.name, source_p->name, 'C', aconf->host,
766 <                   buf, conf->name, aconf->port,
767 <                   aconf->class_ptr ? aconf->class_ptr->name : "<default>");
768 <        else
769 <          sendto_one(source_p, form_str(RPL_STATSCLINE),
770 <                     me.name, source_p->name, 'C',
771 <                     "*@127.0.0.1", buf, conf->name, aconf->port,
772 <                     aconf->class_ptr ? aconf->class_ptr->name : "<default>");
773 <    }
774 <    break;
775 <
776 <  case HUB_TYPE:
777 <    DLINK_FOREACH(ptr, hub_items.head)
778 <    {
779 <      conf = ptr->data;
780 <      matchitem = map_to_conf(conf);
781 <      sendto_one(source_p, form_str(RPL_STATSHLINE), me.name,
782 <                 source_p->name, 'H', matchitem->host, conf->name, 0, "*");
783 <    }
784 <    break;
785 <
786 <  case LEAF_TYPE:
787 <    DLINK_FOREACH(ptr, leaf_items.head)
788 <    {
789 <      conf = ptr->data;
790 <      matchitem = map_to_conf(conf);
791 <      sendto_one(source_p, form_str(RPL_STATSLLINE), me.name,
792 <                 source_p->name, 'L', matchitem->host, conf->name, 0, "*");
793 <    }
794 <    break;
795 <
796 <  case GLINE_TYPE:
797 <  case KLINE_TYPE:
798 <  case DLINE_TYPE:
799 <  case EXEMPTDLINE_TYPE:
800 <  case CRESV_TYPE:
801 <  case NRESV_TYPE:
802 <  case CLUSTER_TYPE:
803 <    break;
804 <  }
805 < }
192 >  MyFree(conf->name);
193  
194 < /* check_client()
195 < *
196 < * inputs       - pointer to client
197 < * output       - 0 = Success
198 < *                NOT_AUTHORIZED    (-1) = Access denied (no I line match)
199 < *                IRCD_SOCKET_ERROR (-2) = Bad socket.
200 < *                I_LINE_FULL       (-3) = I-line is full
201 < *                TOO_MANY          (-4) = Too many connections from hostname
202 < *                BANNED_CLIENT     (-5) = K-lined
203 < * side effects - Ordinary client access check.
204 < *                Look for conf lines which have the same
205 < *                status as the flags passed.
206 < */
207 < static void *
208 < check_client(va_list args)
209 < {
210 <  struct Client *source_p = va_arg(args, struct Client *);
211 <  const char *username = va_arg(args, const char *);
825 <  int i;
826 <
827 <  /* I'm already in big trouble if source_p->localClient is NULL -db */
828 <  if ((i = verify_access(source_p, username)))
829 <    ilog(L_INFO, "Access denied: %s[%s]",
830 <         source_p->name, source_p->sockhost);
194 >  if (conf->dns_pending)
195 >    delete_resolver_queries(conf);
196 >  if (conf->passwd)
197 >    memset(conf->passwd, 0, strlen(conf->passwd));
198 >  if (conf->spasswd)
199 >    memset(conf->spasswd, 0, strlen(conf->spasswd));
200 >
201 >  conf->class = NULL;
202 >
203 >  MyFree(conf->passwd);
204 >  MyFree(conf->spasswd);
205 >  MyFree(conf->reason);
206 >  MyFree(conf->certfp);
207 >  MyFree(conf->whois);
208 >  MyFree(conf->user);
209 >  MyFree(conf->host);
210 > #ifdef HAVE_LIBCRYPTO
211 >  MyFree(conf->cipher_list);
212  
213 <  switch (i)
213 >  if (conf->rsa_public_key)
214 >    RSA_free(conf->rsa_public_key);
215 > #endif
216 >  DLINK_FOREACH_SAFE(node, node_next, conf->hub_list.head)
217    {
218 <    case TOO_MANY:
219 <      sendto_realops_flags(UMODE_FULL, L_ALL,
220 <                           "Too many on IP for %s (%s).",
837 <                           get_client_name(source_p, SHOW_IP),
838 <                           source_p->sockhost);
839 <      ilog(L_INFO,"Too many connections on IP from %s.",
840 <           get_client_name(source_p, SHOW_IP));
841 <      ++ServerStats.is_ref;
842 <      exit_client(source_p, &me, "No more connections allowed on that IP");
843 <      break;
844 <
845 <    case I_LINE_FULL:
846 <      sendto_realops_flags(UMODE_FULL, L_ALL,
847 <                           "I-line is full for %s (%s).",
848 <                           get_client_name(source_p, SHOW_IP),
849 <                           source_p->sockhost);
850 <      ilog(L_INFO,"Too many connections from %s.",
851 <           get_client_name(source_p, SHOW_IP));
852 <      ++ServerStats.is_ref;
853 <      exit_client(source_p, &me,
854 <                "No more connections allowed in your connection class");
855 <      break;
856 <
857 <    case NOT_AUTHORIZED:
858 <      ++ServerStats.is_ref;
859 <      /* jdc - lists server name & port connections are on */
860 <      /*       a purely cosmetical change */
861 <      sendto_realops_flags(UMODE_UNAUTH, L_ALL,
862 <                           "Unauthorized client connection from %s [%s] on [%s/%u].",
863 <                           get_client_name(source_p, SHOW_IP),
864 <                           source_p->sockhost,
865 <                           source_p->localClient->listener->name,
866 <                           source_p->localClient->listener->port);
867 <      ilog(L_INFO,
868 <          "Unauthorized client connection from %s on [%s/%u].",
869 <          get_client_name(source_p, SHOW_IP),
870 <          source_p->localClient->listener->name,
871 <          source_p->localClient->listener->port);
872 <
873 <      /* XXX It is prolematical whether it is better to use the
874 <       * capture reject code here or rely on the connecting too fast code.
875 <       * - Dianora
876 <       */
877 <      if (REJECT_HOLD_TIME > 0)
878 <      {
879 <        sendto_one(source_p, ":%s NOTICE %s :You are not authorized to use this server",
880 <                   me.name, source_p->name);
881 <        source_p->localClient->reject_delay = CurrentTime + REJECT_HOLD_TIME;
882 <        SetCaptured(source_p);
883 <      }
884 <      else
885 <        exit_client(source_p, &me, "You are not authorized to use this server");
886 <      break;
887 <
888 <   case BANNED_CLIENT:
889 <     /*
890 <      * Don't exit them immediately, play with them a bit.
891 <      * - Dianora
892 <      */
893 <     if (REJECT_HOLD_TIME > 0)
894 <     {
895 <       source_p->localClient->reject_delay = CurrentTime + REJECT_HOLD_TIME;
896 <       SetCaptured(source_p);
897 <     }
898 <     else
899 <       exit_client(source_p, &me, "Banned");
900 <     ++ServerStats.is_ref;
901 <     break;
902 <
903 <   case 0:
904 <   default:
905 <     break;
218 >    MyFree(node->data);
219 >    dlinkDelete(node, &conf->hub_list);
220 >    free_dlink_node(node);
221    }
222  
223 <  return (i < 0 ? NULL : source_p);
909 < }
910 <
911 < /* verify_access()
912 < *
913 < * inputs       - pointer to client to verify
914 < *              - pointer to proposed username
915 < * output       - 0 if success -'ve if not
916 < * side effect  - find the first (best) I line to attach.
917 < */
918 < static int
919 < verify_access(struct Client *client_p, const char *username)
920 < {
921 <  struct AccessItem *aconf = NULL, *rkconf = NULL;
922 <  struct ConfItem *conf = NULL;
923 <  char non_ident[USERLEN + 1] = { '~', '\0' };
924 <  const char *uhi[3];
925 <
926 <  if (IsGotId(client_p))
927 <  {
928 <    aconf = find_address_conf(client_p->host, client_p->username,
929 <                             &client_p->localClient->ip,
930 <                             client_p->localClient->aftype,
931 <                             client_p->localClient->passwd);
932 <  }
933 <  else
223 >  DLINK_FOREACH_SAFE(node, node_next, conf->leaf_list.head)
224    {
225 <    strlcpy(non_ident+1, username, sizeof(non_ident)-1);
226 <    aconf = find_address_conf(client_p->host,non_ident,
227 <                             &client_p->localClient->ip,
938 <                             client_p->localClient->aftype,
939 <                             client_p->localClient->passwd);
225 >    MyFree(node->data);
226 >    dlinkDelete(node, &conf->leaf_list);
227 >    free_dlink_node(node);
228    }
229  
230 <  uhi[0] = IsGotId(client_p) ? client_p->username : non_ident;
943 <  uhi[1] = client_p->host;
944 <  uhi[2] = client_p->sockhost;
945 <
946 <  rkconf = find_regexp_kline(uhi);
947 <
948 <  if (aconf != NULL)
230 >  DLINK_FOREACH_SAFE(node, node_next, conf->exempt_list.head)
231    {
232 <    if (IsConfClient(aconf) && !rkconf)
951 <    {
952 <      conf = unmap_conf_item(aconf);
232 >    struct exempt *exptr = node->data;
233  
234 <      if (IsConfRedir(aconf))
235 <      {
236 <        sendto_one(client_p, form_str(RPL_REDIR),
237 <                   me.name, client_p->name,
238 <                   conf->name ? conf->name : "",
959 <                   aconf->port);
960 <        return(NOT_AUTHORIZED);
961 <      }
962 <
963 <      if (IsConfDoIdentd(aconf))
964 <        SetNeedId(client_p);
965 <
966 <      /* Thanks for spoof idea amm */
967 <      if (IsConfDoSpoofIp(aconf))
968 <      {
969 <        conf = unmap_conf_item(aconf);
970 <
971 <        if (!ConfigFileEntry.hide_spoof_ips && IsConfSpoofNotice(aconf))
972 <          sendto_realops_flags(UMODE_ALL, L_ADMIN, "%s spoofing: %s as %s",
973 <                               client_p->name, client_p->host, conf->name);
974 <        strlcpy(client_p->host, conf->name, sizeof(client_p->host));
975 <        SetIPSpoof(client_p);
976 <      }
977 <
978 <      return(attach_iline(client_p, conf));
979 <    }
980 <    else if (rkconf || IsConfKill(aconf) || (ConfigFileEntry.glines && IsConfGline(aconf)))
981 <    {
982 <      /* XXX */
983 <      aconf = rkconf ? rkconf : aconf;
984 <      if (IsConfGline(aconf))
985 <        sendto_one(client_p, ":%s NOTICE %s :*** G-lined", me.name,
986 <                   client_p->name);
987 <      if (ConfigFileEntry.kline_with_reason)
988 <        sendto_one(client_p, ":%s NOTICE %s :*** Banned %s",
989 <                  me.name, client_p->name, aconf->reason);
990 <      return(BANNED_CLIENT);
991 <    }
234 >    dlinkDelete(node, &conf->exempt_list);
235 >    MyFree(exptr->name);
236 >    MyFree(exptr->user);
237 >    MyFree(exptr->host);
238 >    MyFree(exptr);
239    }
240  
241 <  return(NOT_AUTHORIZED);
241 >  MyFree(conf);
242   }
243  
244   /* attach_iline()
245   *
246 < * inputs       - client pointer
247 < *              - conf pointer
248 < * output       -
249 < * side effects - do actual attach
246 > * inputs       - client pointer
247 > *              - conf pointer
248 > * output       -
249 > * side effects - do actual attach
250   */
251   static int
252 < attach_iline(struct Client *client_p, struct ConfItem *conf)
252 > attach_iline(struct Client *client_p, struct MaskItem *conf)
253   {
254 <  struct AccessItem *aconf;
1008 <  struct ClassItem *aclass;
254 >  const struct ClassItem *const class = conf->class;
255    struct ip_entry *ip_found;
256    int a_limit_reached = 0;
257 <  int local = 0, global = 0, ident = 0;
257 >  unsigned int local = 0, global = 0, ident = 0;
258  
259 <  ip_found = find_or_add_ip(&client_p->localClient->ip);
259 >  ip_found = ipcache_find_or_add_address(&client_p->connection->ip);
260    ip_found->count++;
261 <  SetIpHash(client_p);
1016 <
1017 <  aconf = map_to_conf(conf);
1018 <  if (aconf->class_ptr == NULL)
1019 <    return NOT_AUTHORIZED;  /* If class is missing, this is best */
1020 <
1021 <  aclass = map_to_conf(aconf->class_ptr);
261 >  AddFlag(client_p, FLAGS_IPHASH);
262  
263 <  count_user_host(client_p->username, client_p->host,
264 <                  &global, &local, &ident);
263 >  userhost_count(client_p->username, client_p->host,
264 >                 &global, &local, &ident);
265  
266    /* XXX blah. go down checking the various silly limits
267     * setting a_limit_reached if any limit is reached.
268     * - Dianora
269     */
270 <  if (MaxTotal(aclass) != 0 && CurrUserCount(aclass) >= MaxTotal(aclass))
270 >  if (class->max_total && class->ref_count >= class->max_total)
271      a_limit_reached = 1;
272 <  else if (MaxPerIp(aclass) != 0 && ip_found->count > MaxPerIp(aclass))
272 >  else if (class->max_perip && ip_found->count > class->max_perip)
273      a_limit_reached = 1;
274 <  else if (MaxLocal(aclass) != 0 && local >= MaxLocal(aclass))
274 >  else if (class->max_local && local >= class->max_local)
275      a_limit_reached = 1;
276 <  else if (MaxGlobal(aclass) != 0 && global >= MaxGlobal(aclass))
276 >  else if (class->max_global && global >= class->max_global)
277      a_limit_reached = 1;
278 <  else if (MaxIdent(aclass) != 0 && ident >= MaxIdent(aclass) &&
278 >  else if (class->max_ident && ident >= class->max_ident &&
279             client_p->username[0] != '~')
280      a_limit_reached = 1;
281  
282    if (a_limit_reached)
283    {
284 <    if (!IsConfExemptLimits(aconf))
284 >    if (!IsConfExemptLimits(conf))
285        return TOO_MANY;   /* Already at maximum allowed */
286  
287 <    sendto_one(client_p,
288 <               ":%s NOTICE %s :*** Your connection class is full, "
1049 <               "but you have exceed_limit = yes;", me.name, client_p->name);
287 >    sendto_one_notice(client_p, &me, ":*** Your connection class is full, "
288 >                      "but you have exceed_limit = yes;");
289    }
290  
291    return attach_conf(client_p, conf);
292   }
293  
294 < /* init_ip_hash_table()
1056 < *
1057 < * inputs               - NONE
1058 < * output               - NONE
1059 < * side effects         - allocate memory for ip_entry(s)
1060 < *                      - clear the ip hash table
1061 < */
1062 < void
1063 < init_ip_hash_table(void)
1064 < {
1065 <  ip_entry_heap = BlockHeapCreate("ip", sizeof(struct ip_entry),
1066 <    2 * hard_fdlimit);
1067 <  memset(ip_hash_table, 0, sizeof(ip_hash_table));
1068 < }
1069 <
1070 < /* find_or_add_ip()
1071 < *
1072 < * inputs       - pointer to struct irc_ssaddr
1073 < * output       - pointer to a struct ip_entry
1074 < * side effects -
294 > /* verify_access()
295   *
296 < * If the ip # was not found, a new struct ip_entry is created, and the ip
297 < * count set to 0.
296 > * inputs       - pointer to client to verify
297 > * output       - 0 if success -'ve if not
298 > * side effect  - find the first (best) I line to attach.
299   */
300 < static struct ip_entry *
301 < find_or_add_ip(struct irc_ssaddr *ip_in)
300 > static int
301 > verify_access(struct Client *client_p)
302   {
303 <  struct ip_entry *ptr, *newptr;
1083 <  int hash_index = hash_ip(ip_in), res;
1084 <  struct sockaddr_in *v4 = (struct sockaddr_in *)ip_in, *ptr_v4;
1085 < #ifdef IPV6
1086 <  struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)ip_in, *ptr_v6;
1087 < #endif
303 >  struct MaskItem *conf = NULL;
304  
305 <  for (ptr = ip_hash_table[hash_index]; ptr; ptr = ptr->next)
305 >  if (HasFlag(client_p, FLAGS_GOTID))
306    {
307 < #ifdef IPV6
308 <    if (ptr->ip.ss.ss_family != ip_in->ss.ss_family)
309 <      continue;
310 <    if (ip_in->ss.ss_family == AF_INET6)
1095 <    {
1096 <      ptr_v6 = (struct sockaddr_in6 *)&ptr->ip;
1097 <      res = memcmp(&v6->sin6_addr, &ptr_v6->sin6_addr, sizeof(struct in6_addr));
1098 <    }
1099 <    else
1100 < #endif
1101 <    {
1102 <      ptr_v4 = (struct sockaddr_in *)&ptr->ip;
1103 <      res = memcmp(&v4->sin_addr, &ptr_v4->sin_addr, sizeof(struct in_addr));
1104 <    }
1105 <    if (res == 0)
1106 <    {
1107 <      /* Found entry already in hash, return it. */
1108 <      return ptr;
1109 <    }
307 >    conf = find_address_conf(client_p->host, client_p->username,
308 >                             &client_p->connection->ip,
309 >                             client_p->connection->aftype,
310 >                             client_p->connection->password);
311    }
312 +  else
313 +  {
314 +    char non_ident[USERLEN + 1] = "~";
315  
316 <  if (ip_entries_count >= 2 * hard_fdlimit)
317 <    garbage_collect_ip_entries();
318 <
319 <  newptr = BlockHeapAlloc(ip_entry_heap);
320 <  ip_entries_count++;
321 <  memcpy(&newptr->ip, ip_in, sizeof(struct irc_ssaddr));
1118 <
1119 <  newptr->next = ip_hash_table[hash_index];
1120 <  ip_hash_table[hash_index] = newptr;
316 >    strlcpy(non_ident + 1, client_p->username, sizeof(non_ident) - 1);
317 >    conf = find_address_conf(client_p->host, non_ident,
318 >                             &client_p->connection->ip,
319 >                             client_p->connection->aftype,
320 >                             client_p->connection->password);
321 >  }
322  
323 <  return newptr;
324 < }
323 >  if (!conf)
324 >    return NOT_AUTHORIZED;
325  
326 < /* remove_one_ip()
1126 < *
1127 < * inputs        - unsigned long IP address value
1128 < * output        - NONE
1129 < * side effects  - The ip address given, is looked up in ip hash table
1130 < *                 and number of ip#'s for that ip decremented.
1131 < *                 If ip # count reaches 0 and has expired,
1132 < *                 the struct ip_entry is returned to the ip_entry_heap
1133 < */
1134 < void
1135 < remove_one_ip(struct irc_ssaddr *ip_in)
1136 < {
1137 <  struct ip_entry *ptr;
1138 <  struct ip_entry *last_ptr = NULL;
1139 <  int hash_index = hash_ip(ip_in), res;
1140 <  struct sockaddr_in *v4 = (struct sockaddr_in *)ip_in, *ptr_v4;
1141 < #ifdef IPV6
1142 <  struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)ip_in, *ptr_v6;
1143 < #endif
326 >  assert(IsConfClient(conf) || IsConfKill(conf));
327  
328 <  for (ptr = ip_hash_table[hash_index]; ptr; ptr = ptr->next)
328 >  if (IsConfClient(conf))
329    {
330 < #ifdef IPV6
1148 <    if (ptr->ip.ss.ss_family != ip_in->ss.ss_family)
1149 <      continue;
1150 <    if (ip_in->ss.ss_family == AF_INET6)
1151 <    {
1152 <      ptr_v6 = (struct sockaddr_in6 *)&ptr->ip;
1153 <      res = memcmp(&v6->sin6_addr, &ptr_v6->sin6_addr, sizeof(struct in6_addr));
1154 <    }
1155 <    else
1156 < #endif
330 >    if (IsConfRedir(conf))
331      {
332 <      ptr_v4 = (struct sockaddr_in *)&ptr->ip;
333 <      res = memcmp(&v4->sin_addr, &ptr_v4->sin_addr, sizeof(struct in_addr));
332 >      sendto_one_numeric(client_p, &me, RPL_REDIR,
333 >                         conf->name ? conf->name : "",
334 >                         conf->port);
335 >      return NOT_AUTHORIZED;
336      }
337 <    if (res)
338 <      continue;
1163 <    if (ptr->count > 0)
1164 <      ptr->count--;
1165 <    if (ptr->count == 0 &&
1166 <        (CurrentTime-ptr->last_attempt) >= ConfigFileEntry.throttle_time)
337 >
338 >    if (IsConfDoSpoofIp(conf))
339      {
340 <      if (last_ptr != NULL)
341 <        last_ptr->next = ptr->next;
342 <      else
1171 <        ip_hash_table[hash_index] = ptr->next;
340 >      if (IsConfSpoofNotice(conf))
341 >        sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, "%s spoofing: %s as %s",
342 >                             client_p->name, client_p->host, conf->name);
343  
344 <      BlockHeapFree(ip_entry_heap, ptr);
1174 <      ip_entries_count--;
1175 <      return;
344 >      strlcpy(client_p->host, conf->name, sizeof(client_p->host));
345      }
1177    last_ptr = ptr;
1178  }
1179 }
346  
347 < /* hash_ip()
1182 < *
1183 < * input        - pointer to an irc_inaddr
1184 < * output       - integer value used as index into hash table
1185 < * side effects - hopefully, none
1186 < */
1187 < static int
1188 < hash_ip(struct irc_ssaddr *addr)
1189 < {
1190 <  if (addr->ss.ss_family == AF_INET)
1191 <  {
1192 <    struct sockaddr_in *v4 = (struct sockaddr_in *)addr;
1193 <    int hash;
1194 <    u_int32_t ip;
1195 <
1196 <    ip   = ntohl(v4->sin_addr.s_addr);
1197 <    hash = ((ip >> 12) + ip) & (IP_HASH_SIZE-1);
1198 <    return hash;
1199 <  }
1200 < #ifdef IPV6
1201 <  else
1202 <  {
1203 <    int hash;
1204 <    struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)addr;
1205 <    u_int32_t *ip = (u_int32_t *)&v6->sin6_addr.s6_addr;
1206 <
1207 <    hash  = ip[0] ^ ip[3];
1208 <    hash ^= hash >> 16;  
1209 <    hash ^= hash >> 8;  
1210 <    hash  = hash & (IP_HASH_SIZE - 1);
1211 <    return hash;
347 >    return attach_iline(client_p, conf);
348    }
349 < #else
350 <  return 0;
351 < #endif
349 >
350 >  sendto_one_notice(client_p, &me, ":*** Banned: %s", conf->reason);
351 >  return BANNED_CLIENT;
352   }
353  
354 < /* count_ip_hash()
1219 < *
1220 < * inputs        - pointer to counter of number of ips hashed
1221 < *               - pointer to memory used for ip hash
1222 < * output        - returned via pointers input
1223 < * side effects  - NONE
354 > /* check_client()
355   *
356 < * number of hashed ip #'s is counted up, plus the amount of memory
357 < * used in the hash.
356 > * inputs       - pointer to client
357 > * output       - 0 = Success
358 > *                NOT_AUTHORIZED    (-1) = Access denied (no I line match)
359 > *                IRCD_SOCKET_ERROR (-2) = Bad socket.
360 > *                I_LINE_FULL       (-3) = I-line is full
361 > *                TOO_MANY          (-4) = Too many connections from hostname
362 > *                BANNED_CLIENT     (-5) = K-lined
363 > * side effects - Ordinary client access check.
364 > *                Look for conf lines which have the same
365 > *                status as the flags passed.
366   */
367 < void
368 < count_ip_hash(int *number_ips_stored, unsigned long *mem_ips_stored)
367 > int
368 > check_client(struct Client *source_p)
369   {
1231  struct ip_entry *ptr;
370    int i;
371  
372 <  *number_ips_stored = 0;
373 <  *mem_ips_stored    = 0;
372 >  if ((i = verify_access(source_p)))
373 >    ilog(LOG_TYPE_IRCD, "Access denied: %s[%s]",
374 >         source_p->name, source_p->sockhost);
375  
376 <  for (i = 0; i < IP_HASH_SIZE; i++)
376 >  switch (i)
377    {
378 <    for (ptr = ip_hash_table[i]; ptr; ptr = ptr->next)
379 <    {
380 <      *number_ips_stored += 1;
381 <      *mem_ips_stored += sizeof(struct ip_entry);
382 <    }
383 <  }
384 < }
378 >    case TOO_MANY:
379 >      sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
380 >                           "Too many on IP for %s (%s).",
381 >                           get_client_name(source_p, SHOW_IP),
382 >                           source_p->sockhost);
383 >      ilog(LOG_TYPE_IRCD, "Too many connections on IP from %s.",
384 >           get_client_name(source_p, SHOW_IP));
385 >      ++ServerStats.is_ref;
386 >      exit_client(source_p, "No more connections allowed on that IP");
387 >      break;
388  
389 < /* garbage_collect_ip_entries()
390 < *
391 < * input        - NONE
392 < * output       - NONE
393 < * side effects - free up all ip entries with no connections
394 < */
395 < static void
396 < garbage_collect_ip_entries(void)
397 < {
398 <  struct ip_entry *ptr;
1257 <  struct ip_entry *last_ptr;
1258 <  struct ip_entry *next_ptr;
1259 <  int i;
389 >    case I_LINE_FULL:
390 >      sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
391 >                           "auth {} block is full for %s (%s).",
392 >                           get_client_name(source_p, SHOW_IP),
393 >                           source_p->sockhost);
394 >      ilog(LOG_TYPE_IRCD, "Too many connections from %s.",
395 >           get_client_name(source_p, SHOW_IP));
396 >      ++ServerStats.is_ref;
397 >      exit_client(source_p, "No more connections allowed in your connection class");
398 >      break;
399  
400 <  for (i = 0; i < IP_HASH_SIZE; i++)
401 <  {
402 <    last_ptr = NULL;
400 >    case NOT_AUTHORIZED:
401 >      /* jdc - lists server name & port connections are on */
402 >      /*       a purely cosmetical change */
403 >      sendto_realops_flags(UMODE_UNAUTH, L_ALL, SEND_NOTICE,
404 >                           "Unauthorized client connection from %s [%s] on [%s/%u].",
405 >                           get_client_name(source_p, SHOW_IP),
406 >                           source_p->sockhost,
407 >                           source_p->connection->listener->name,
408 >                           source_p->connection->listener->port);
409 >      ilog(LOG_TYPE_IRCD, "Unauthorized client connection from %s on [%s/%u].",
410 >           get_client_name(source_p, SHOW_IP),
411 >           source_p->connection->listener->name,
412 >           source_p->connection->listener->port);
413  
414 <    for (ptr = ip_hash_table[i]; ptr; ptr = next_ptr)
415 <    {
416 <      next_ptr = ptr->next;
414 >      ++ServerStats.is_ref;
415 >      exit_client(source_p, "You are not authorized to use this server");
416 >      break;
417  
418 <      if (ptr->count == 0 &&
419 <          (CurrentTime - ptr->last_attempt) >= ConfigFileEntry.throttle_time)
420 <      {
421 <        if (last_ptr != NULL)
422 <          last_ptr->next = ptr->next;
423 <        else
424 <          ip_hash_table[i] = ptr->next;
425 <        BlockHeapFree(ip_entry_heap, ptr);
1277 <        ip_entries_count--;
1278 <      }
1279 <      else
1280 <        last_ptr = ptr;
1281 <    }
418 >    case BANNED_CLIENT:
419 >      ++ServerStats.is_ref;
420 >      exit_client(source_p, "Banned");
421 >      break;
422 >
423 >    case 0:
424 >    default:
425 >      break;
426    }
427 +
428 +  return !(i < 0);
429   }
430  
431   /* detach_conf()
# Line 1290 | Line 436 | garbage_collect_ip_entries(void)
436   * side effects - Disassociate configuration from the client.
437   *                Also removes a class from the list if marked for deleting.
438   */
439 < int
440 < detach_conf(struct Client *client_p, ConfType type)
439 > void
440 > detach_conf(struct Client *client_p, enum maskitem_type type)
441   {
442 <  dlink_node *ptr, *next_ptr;
1297 <  struct ConfItem *conf;
1298 <  struct ClassItem *aclass;
1299 <  struct AccessItem *aconf;
1300 <  struct ConfItem *aclass_conf;
1301 <  struct MatchItem *match_item;
442 >  dlink_node *node = NULL, *node_next = NULL;
443  
444 <  DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->localClient->confs.head)
444 >  DLINK_FOREACH_SAFE(node, node_next, client_p->connection->confs.head)
445    {
446 <    conf = ptr->data;
1306 <
1307 <    if (type == CONF_TYPE || conf->type == type)
1308 <    {
1309 <      dlinkDelete(ptr, &client_p->localClient->confs);
1310 <      free_dlink_node(ptr);
1311 <
1312 <      switch (conf->type)
1313 <      {
1314 <      case CLIENT_TYPE:
1315 <      case OPER_TYPE:
1316 <      case SERVER_TYPE:
1317 <        aconf = map_to_conf(conf);
1318 <
1319 <        assert(aconf->clients > 0);
1320 <
1321 <        if ((aclass_conf = ClassPtr(aconf)) != NULL)
1322 <        {
1323 <          aclass = map_to_conf(aclass_conf);
1324 <
1325 <          assert(aclass->curr_user_count > 0);
446 >    struct MaskItem *conf = node->data;
447  
448 <          if (conf->type == CLIENT_TYPE)
449 <            remove_from_cidr_check(&client_p->localClient->ip, aclass);
450 <          if (--aclass->curr_user_count == 0 && aclass->active == 0)
1330 <            delete_conf_item(aclass_conf);
1331 <        }
448 >    assert(conf->type & (CONF_CLIENT | CONF_OPER | CONF_SERVER));
449 >    assert(conf->ref_count > 0);
450 >    assert(conf->class->ref_count > 0);
451  
452 <        if (--aconf->clients == 0 && IsConfIllegal(aconf))
453 <          delete_conf_item(conf);
452 >    if (!(conf->type & type))
453 >      continue;
454  
455 <        break;
455 >    dlinkDelete(node, &client_p->connection->confs);
456 >    free_dlink_node(node);
457  
458 <      case LEAF_TYPE:
459 <      case HUB_TYPE:
1340 <        match_item = map_to_conf(conf);
1341 <        if (match_item->ref_count == 0 && match_item->illegal)
1342 <          delete_conf_item(conf);
1343 <        break;
1344 <      default:
1345 <        break;
1346 <      }
458 >    if (conf->type == CONF_CLIENT)
459 >      remove_from_cidr_check(&client_p->connection->ip, conf->class);
460  
461 <      if (type != CONF_TYPE)
462 <        return 0;
461 >    if (--conf->class->ref_count == 0 && conf->class->active == 0)
462 >    {
463 >      class_free(conf->class);
464 >      conf->class = NULL;
465      }
1351  }
466  
467 <  return -1;
467 >    if (--conf->ref_count == 0 && conf->active == 0)
468 >      conf_free(conf);
469 >  }
470   }
471  
472   /* attach_conf()
# Line 1364 | Line 480 | detach_conf(struct Client *client_p, Con
480   *                attachment if there was an old one...
481   */
482   int
483 < attach_conf(struct Client *client_p, struct ConfItem *conf)
483 > attach_conf(struct Client *client_p, struct MaskItem *conf)
484   {
485 <  if (dlinkFind(&client_p->localClient->confs, conf) != NULL)
485 >  if (dlinkFind(&client_p->connection->confs, conf))
486      return 1;
487  
488 <  if (conf->type == CLIENT_TYPE ||
489 <      conf->type == SERVER_TYPE ||
490 <      conf->type == OPER_TYPE)
491 <  {
1376 <    struct AccessItem *aconf = map_to_conf(conf);
1377 <    struct ClassItem *aclass = map_to_conf(aconf->class_ptr);
488 >  if (conf->type == CONF_CLIENT)
489 >    if (cidr_limit_reached(IsConfExemptLimits(conf),
490 >                           &client_p->connection->ip, conf->class))
491 >      return TOO_MANY;    /* Already at maximum allowed */
492  
493 <    if (IsConfIllegal(aconf))
494 <      return NOT_AUTHORIZED;
1381 <
1382 <    if (conf->type == CLIENT_TYPE)
1383 <      if (cidr_limit_reached(IsConfExemptLimits(aconf),
1384 <                             &client_p->localClient->ip, aclass))
1385 <        return TOO_MANY;    /* Already at maximum allowed */
1386 <
1387 <    CurrUserCount(aclass)++;
1388 <    aconf->clients++;
1389 <  }
1390 <  else if (conf->type == HUB_TYPE || conf->type == LEAF_TYPE)
1391 <  {
1392 <    struct MatchItem *match_item = map_to_conf(conf);
1393 <    match_item->ref_count++;
1394 <  }
493 >  conf->class->ref_count++;
494 >  conf->ref_count++;
495  
496 <  dlinkAdd(conf, make_dlink_node(), &client_p->localClient->confs);
496 >  dlinkAdd(conf, make_dlink_node(), &client_p->connection->confs);
497  
498    return 0;
499   }
# Line 1410 | Line 510 | int
510   attach_connect_block(struct Client *client_p, const char *name,
511                       const char *host)
512   {
513 <  dlink_node *ptr;
1414 <  struct ConfItem *conf;
1415 <  struct AccessItem *aconf;
1416 <
1417 <  assert(client_p != NULL);
1418 <  assert(host != NULL);
513 >  dlink_node *node = NULL;
514  
515 <  if (client_p == NULL || host == NULL)
1421 <    return 0;
515 >  assert(host);
516  
517 <  DLINK_FOREACH(ptr, server_items.head)
517 >  DLINK_FOREACH(node, server_items.head)
518    {
519 <    conf = ptr->data;
1426 <    aconf = map_to_conf(conf);
519 >    struct MaskItem *conf = node->data;
520  
521 <    if (match(conf->name, name) == 0 || match(aconf->host, host) == 0)
521 >    if (match(conf->name, name) || match(conf->host, host))
522        continue;
523  
524      attach_conf(client_p, conf);
525 <    return -1;
525 >    return 1;
526    }
527  
528    return 0;
529   }
530  
1438 /* find_conf_exact()
1439 *
1440 * inputs       - type of ConfItem
1441 *              - pointer to name to find
1442 *              - pointer to username to find
1443 *              - pointer to host to find
1444 * output       - NULL or pointer to conf found
1445 * side effects - find a conf entry which matches the hostname
1446 *                and has the same name.
1447 */
1448 struct ConfItem *
1449 find_conf_exact(ConfType type, const char *name, const char *user,
1450                const char *host)
1451 {
1452  dlink_node *ptr;
1453  dlink_list *list_p;
1454  struct ConfItem *conf = NULL;
1455  struct AccessItem *aconf;
1456
1457  /* Only valid for OPER_TYPE and ...? */
1458  list_p = map_to_list(type);
1459
1460  DLINK_FOREACH(ptr, (*list_p).head)
1461  {
1462    conf = ptr->data;
1463
1464    if (conf->name == NULL)
1465      continue;
1466    aconf = map_to_conf(conf);
1467    if (aconf->host == NULL)
1468      continue;
1469    if (irccmp(conf->name, name) != 0)
1470      continue;
1471
1472    /*
1473    ** Accept if the *real* hostname (usually sockethost)
1474    ** socket host) matches *either* host or name field
1475    ** of the configuration.
1476    */
1477    if (!match(aconf->host, host) || !match(aconf->user, user))
1478      continue;
1479    if (type == OPER_TYPE)
1480    {
1481      struct ClassItem *aclass = map_to_conf(aconf->class_ptr);
1482
1483      if (aconf->clients >= MaxTotal(aclass))
1484        continue;
1485    }
1486
1487    return conf;
1488  }
1489
1490  return NULL;
1491 }
1492
531   /* find_conf_name()
532   *
533   * inputs       - pointer to conf link list to search
# Line 1499 | Line 537 | find_conf_exact(ConfType type, const cha
537   * side effects - find a conf entry which matches the name
538   *                and has the given mask.
539   */
540 < struct ConfItem *
541 < find_conf_name(dlink_list *list, const char *name, ConfType type)
540 > struct MaskItem *
541 > find_conf_name(dlink_list *list, const char *name, enum maskitem_type type)
542   {
543 <  dlink_node *ptr;
1506 <  struct ConfItem* conf;
543 >  dlink_node *node = NULL;
544  
545 <  DLINK_FOREACH(ptr, list->head)
545 >  DLINK_FOREACH(node, list->head)
546    {
547 <    conf = ptr->data;
548 <    
547 >    struct MaskItem *conf = node->data;
548 >
549      if (conf->type == type)
550      {
551 <      if (conf->name && (irccmp(conf->name, name) == 0 ||
552 <                         match(conf->name, name)))
1516 <      return conf;
551 >      if (conf->name && !irccmp(conf->name, name))
552 >        return conf;
553      }
554    }
555  
556    return NULL;
557   }
558  
1523 /* map_to_list()
1524 *
1525 * inputs       - ConfType conf
1526 * output       - pointer to dlink_list to use
1527 * side effects - none
1528 */
1529 static dlink_list *
1530 map_to_list(ConfType type)
1531 {
1532  switch(type)
1533  {
1534  case RXLINE_TYPE:
1535    return(&rxconf_items);
1536    break;
1537  case XLINE_TYPE:
1538    return(&xconf_items);
1539    break;
1540  case ULINE_TYPE:
1541    return(&uconf_items);
1542    break;
1543  case NRESV_TYPE:
1544    return(&nresv_items);
1545    break;
1546  case OPER_TYPE:
1547    return(&oconf_items);
1548    break;
1549  case CLASS_TYPE:
1550    return(&class_items);
1551    break;
1552  case SERVER_TYPE:
1553    return(&server_items);
1554    break;
1555  case CLUSTER_TYPE:
1556    return(&cluster_items);
1557    break;
1558  case CONF_TYPE:
1559  case GLINE_TYPE:
1560  case KLINE_TYPE:
1561  case DLINE_TYPE:
1562  case CRESV_TYPE:
1563  default:
1564    return NULL;
1565  }
1566 }
1567
559   /* find_matching_name_conf()
560   *
561   * inputs       - type of link list to look in
562   *              - pointer to name string to find
563   *              - pointer to user
564   *              - pointer to host
565 < *              - optional action to match on as well
566 < * output       - NULL or pointer to found struct MatchItem
565 > *              - optional flags to match on as well
566 > * output       - NULL or pointer to found struct MaskItem
567   * side effects - looks for a match on name field
568   */
569 < struct ConfItem *
570 < find_matching_name_conf(ConfType type, const char *name, const char *user,
571 <                        const char *host, int action)
572 < {
573 <  dlink_node *ptr=NULL;
574 <  struct ConfItem *conf=NULL;
575 <  struct AccessItem *aconf=NULL;
1585 <  struct MatchItem *match_item=NULL;
1586 <  dlink_list *list_p = map_to_list(type);
569 > struct MaskItem *
570 > find_matching_name_conf(enum maskitem_type type, const char *name, const char *user,
571 >                        const char *host, unsigned int flags)
572 > {
573 >  dlink_node *node = NULL;
574 >  dlink_list *list = map_to_list(type);
575 >  struct MaskItem *conf = NULL;
576  
577    switch (type)
578    {
579 <    case RXLINE_TYPE:
580 <      DLINK_FOREACH(ptr, list_p->head)
581 <      {
582 <        conf = ptr->data;
1594 <        assert(conf->regexpname);
579 >  case CONF_SERVICE:
580 >    DLINK_FOREACH(node, list->head)
581 >    {
582 >      conf = node->data;
583  
584 <        if (!ircd_pcre_exec(conf->regexpname, name))
585 <          return conf;
586 <      }
587 <      break;
584 >      if (EmptyString(conf->name))
585 >        continue;
586 >      if (name && !irccmp(name, conf->name))
587 >        return conf;
588 >    }
589 >    break;
590  
591 <  case XLINE_TYPE:
592 <  case ULINE_TYPE:
593 <  case NRESV_TYPE:
594 <    DLINK_FOREACH(ptr, list_p->head)
591 >  case CONF_XLINE:
592 >  case CONF_SHARED:
593 >  case CONF_NRESV:
594 >  case CONF_CRESV:
595 >    DLINK_FOREACH(node, list->head)
596      {
597 <      conf = ptr->data;
597 >      conf = node->data;
598  
1608      match_item = map_to_conf(conf);
599        if (EmptyString(conf->name))
600 <        continue;
601 <      if ((name != NULL) && match_esc(conf->name, name))
600 >        continue;
601 >      if (name && !match(conf->name, name))
602        {
603 <        if ((user == NULL && (host == NULL)))
604 <          return conf;
605 <        if ((match_item->action & action) != action)
603 >        if ((user == NULL && (host == NULL)))
604 >          return conf;
605 >        if ((conf->flags & flags) != flags)
606            continue;
607 <        if (EmptyString(match_item->user) || EmptyString(match_item->host))
608 <          return conf;
609 <        if (match(match_item->user, user) && match(match_item->host, host))
610 <          return conf;
607 >        if (EmptyString(conf->user) || EmptyString(conf->host))
608 >          return conf;
609 >        if (!match(conf->user, user) && !match(conf->host, host))
610 >          return conf;
611        }
612      }
613        break;
614  
615 <  case SERVER_TYPE:
616 <    DLINK_FOREACH(ptr, list_p->head)
615 >  case CONF_SERVER:
616 >    DLINK_FOREACH(node, list->head)
617      {
618 <      conf = ptr->data;
1629 <      aconf = map_to_conf(conf);
618 >      conf = node->data;
619  
620 <      if ((name != NULL) && match_esc(name, conf->name))
620 >      if (name && !match(name, conf->name))
621          return conf;
622 <      else if ((host != NULL) && match_esc(host, aconf->host))
622 >      if (host && !match(host, conf->host))
623          return conf;
624      }
625      break;
626 <  
626 >
627    default:
628      break;
629    }
# Line 1647 | Line 636 | find_matching_name_conf(ConfType type, c
636   *              - pointer to name string to find
637   *              - pointer to user
638   *              - pointer to host
639 < * output       - NULL or pointer to found struct MatchItem
639 > * output       - NULL or pointer to found struct MaskItem
640   * side effects - looks for an exact match on name field
641   */
642 < struct ConfItem *
643 < find_exact_name_conf(ConfType type, const char *name,
642 > struct MaskItem *
643 > find_exact_name_conf(enum maskitem_type type, const struct Client *who, const char *name,
644                       const char *user, const char *host)
645   {
646 <  dlink_node *ptr = NULL;
647 <  struct AccessItem *aconf;
648 <  struct ConfItem *conf;
1660 <  struct MatchItem *match_item;
1661 <  dlink_list *list_p;
1662 <
1663 <  list_p = map_to_list(type);
646 >  dlink_node *node = NULL;
647 >  dlink_list *list = map_to_list(type);
648 >  struct MaskItem *conf = NULL;
649  
650    switch(type)
651    {
652 <  case RXLINE_TYPE:
653 <  case XLINE_TYPE:
654 <  case ULINE_TYPE:
655 <  case NRESV_TYPE:
652 >  case CONF_XLINE:
653 >  case CONF_SHARED:
654 >  case CONF_NRESV:
655 >  case CONF_CRESV:
656  
657 <    DLINK_FOREACH(ptr, list_p->head)
657 >    DLINK_FOREACH(node, list->head)
658      {
659 <      conf = ptr->data;
660 <      match_item = (struct MatchItem *)map_to_conf(conf);
659 >      conf = node->data;
660 >
661        if (EmptyString(conf->name))
662 <        continue;
663 <    
662 >        continue;
663 >
664        if (irccmp(conf->name, name) == 0)
665        {
666 <        if ((user == NULL && (host == NULL)))
667 <          return (conf);
668 <        if (EmptyString(match_item->user) || EmptyString(match_item->host))
669 <          return (conf);
670 <        if (match(match_item->user, user) && match(match_item->host, host))
671 <          return (conf);
666 >        if ((user == NULL && (host == NULL)))
667 >          return conf;
668 >        if (EmptyString(conf->user) || EmptyString(conf->host))
669 >          return conf;
670 >        if (!match(conf->user, user) && !match(conf->host, host))
671 >          return conf;
672        }
673      }
674      break;
675  
676 <  case OPER_TYPE:
677 <    DLINK_FOREACH(ptr, list_p->head)
676 >  case CONF_OPER:
677 >    DLINK_FOREACH(node, list->head)
678      {
679 <      conf = ptr->data;
680 <      aconf = (struct AccessItem *)map_to_conf(conf);
679 >      conf = node->data;
680 >
681        if (EmptyString(conf->name))
682 <        continue;
683 <    
684 <      if (irccmp(conf->name, name) == 0)
682 >        continue;
683 >
684 >      if (!irccmp(conf->name, name))
685        {
686 <        if ((user == NULL && (host == NULL)))
687 <          return (conf);
688 <        if (EmptyString(aconf->user) || EmptyString(aconf->host))
689 <          return (conf);
690 <        if (match(aconf->user, user) && match(aconf->host, host))
691 <          return (conf);
686 >        if (!who)
687 >          return conf;
688 >        if (EmptyString(conf->user) || EmptyString(conf->host))
689 >          return NULL;
690 >        if (!match(conf->user, who->username))
691 >        {
692 >          switch (conf->htype)
693 >          {
694 >            case HM_HOST:
695 >              if (!match(conf->host, who->host) || !match(conf->host, who->sockhost))
696 >                if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
697 >                  return conf;
698 >              break;
699 >            case HM_IPV4:
700 >              if (who->connection->aftype == AF_INET)
701 >                if (match_ipv4(&who->connection->ip, &conf->addr, conf->bits))
702 >                  if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
703 >                    return conf;
704 >              break;
705 >            case HM_IPV6:
706 >              if (who->connection->aftype == AF_INET6)
707 >                if (match_ipv6(&who->connection->ip, &conf->addr, conf->bits))
708 >                  if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
709 >                    return conf;
710 >              break;
711 >            default:
712 >              assert(0);
713 >          }
714 >        }
715        }
716      }
717 +
718      break;
719  
720 <  case SERVER_TYPE:
721 <    DLINK_FOREACH(ptr, list_p->head)
720 >  case CONF_SERVER:
721 >    DLINK_FOREACH(node, list->head)
722      {
723 <      conf = ptr->data;
724 <      aconf = (struct AccessItem *)map_to_conf(conf);
723 >      conf = node->data;
724 >
725        if (EmptyString(conf->name))
726 <        continue;
727 <    
726 >        continue;
727 >
728        if (name == NULL)
729        {
730 <        if (EmptyString(aconf->host))
731 <          continue;
732 <        if (irccmp(aconf->host, host) == 0)
733 <          return(conf);
730 >        if (EmptyString(conf->host))
731 >          continue;
732 >        if (irccmp(conf->host, host) == 0)
733 >          return conf;
734        }
735        else if (irccmp(conf->name, name) == 0)
736 <      {
1728 <          return (conf);
1729 <      }
736 >        return conf;
737      }
1731    break;
738  
1733  case CLASS_TYPE:
1734    DLINK_FOREACH(ptr, list_p->head)
1735    {
1736      conf = ptr->data;
1737      if (EmptyString(conf->name))
1738        continue;
1739    
1740      if (irccmp(conf->name, name) == 0)
1741        return (conf);
1742    }
739      break;
740  
741    default:
742      break;
743    }
1748  return(NULL);
1749 }
1750
1751 /* rehash()
1752 *
1753 * Actual REHASH service routine. Called with sig == 0 if it has been called
1754 * as a result of an operator issuing this command, else assume it has been
1755 * called as a result of the server receiving a HUP signal.
1756 */
1757 int
1758 rehash(int sig)
1759 {
1760  if (sig != 0)
1761    sendto_realops_flags(UMODE_ALL, L_ALL,
1762                         "Got signal SIGHUP, reloading ircd.conf file");
1763
1764 #ifndef _WIN32
1765  restart_resolver();
1766 #endif
1767  /* don't close listeners until we know we can go ahead with the rehash */
1768
1769  /* Check to see if we magically got(or lost) IPv6 support */
1770  check_can_use_v6();
1771
1772  read_conf_files(0);
744  
745 <  if (ServerInfo.description != NULL)
1775 <    strlcpy(me.info, ServerInfo.description, sizeof(me.info));
1776 <
1777 < #ifndef STATIC_MODULES
1778 <  load_conf_modules();
1779 < #endif
1780 <
1781 <  flush_deleted_I_P();
1782 <
1783 <  rehashed_klines = 1;
1784 <
1785 <  if (ConfigLoggingEntry.use_logging)
1786 <    reopen_log(logFileName);
1787 <
1788 <  return(0);
745 >  return NULL;
746   }
747  
748   /* set_default_conf()
# Line 1803 | Line 760 | set_default_conf(void)
760    /* verify init_class() ran, this should be an unnecessary check
761     * but its not much work.
762     */
763 <  assert(class_default == (struct ConfItem *) class_items.tail->data);
763 >  assert(class_default == class_get_list()->tail->data);
764  
765   #ifdef HAVE_LIBCRYPTO
766 <  ServerInfo.rsa_private_key = NULL;
767 <  ServerInfo.rsa_private_key_file = NULL;
766 > #if OPENSSL_VERSION_NUMBER >= 0x009080FFL && !defined(OPENSSL_NO_ECDH)
767 >  {
768 >    EC_KEY *key = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
769 >
770 >    if (key)
771 >    {
772 >      SSL_CTX_set_tmp_ecdh(ConfigServerInfo.server_ctx, key);
773 >      EC_KEY_free(key);
774 >    }
775 >  }
776 >
777 >  SSL_CTX_set_options(ConfigServerInfo.server_ctx, SSL_OP_SINGLE_ECDH_USE);
778   #endif
779  
780 <  /* ServerInfo.name is not rehashable */
781 <  /* ServerInfo.name = ServerInfo.name; */
782 <  ServerInfo.description = NULL;
783 <  DupString(ServerInfo.network_name, NETWORK_NAME_DEFAULT);
784 <  DupString(ServerInfo.network_desc, NETWORK_DESC_DEFAULT);
785 <
786 <  memset(&ServerInfo.ip, 0, sizeof(ServerInfo.ip));
787 <  ServerInfo.specific_ipv4_vhost = 0;
788 <  memset(&ServerInfo.ip6, 0, sizeof(ServerInfo.ip6));
789 <  ServerInfo.specific_ipv6_vhost = 0;
790 <
791 <  ServerInfo.max_clients = MAXCLIENTS_MAX;
792 <  /* Don't reset hub, as that will break lazylinks */
793 <  /* ServerInfo.hub = NO; */
794 <  ServerInfo.dns_host.sin_addr.s_addr = 0;
795 <  ServerInfo.dns_host.sin_port = 0;
796 <  AdminInfo.name = NULL;
797 <  AdminInfo.email = NULL;
798 <  AdminInfo.description = NULL;
799 <
800 <  set_log_level(L_NOTICE);
801 <  ConfigLoggingEntry.use_logging = 1;
802 <  ConfigLoggingEntry.operlog[0] = '\0';
803 <  ConfigLoggingEntry.userlog[0] = '\0';
804 <  ConfigLoggingEntry.klinelog[0] = '\0';
805 <  ConfigLoggingEntry.glinelog[0] = '\0';
806 <  ConfigLoggingEntry.killlog[0] = '\0';
1840 <  ConfigLoggingEntry.operspylog[0] = '\0';
1841 <  ConfigLoggingEntry.ioerrlog[0] = '\0';
1842 <  ConfigLoggingEntry.failed_operlog[0] = '\0';
1843 <
1844 <  ConfigChannel.disable_fake_channels = NO;
1845 <  ConfigChannel.restrict_channels = NO;
1846 <  ConfigChannel.disable_local_channels = NO;
1847 <  ConfigChannel.use_invex = YES;
1848 <  ConfigChannel.use_except = YES;
1849 <  ConfigChannel.use_knock = YES;
1850 <  ConfigChannel.knock_delay = 300;
780 >  SSL_CTX_set_cipher_list(ConfigServerInfo.server_ctx, "EECDH+HIGH:EDH+HIGH:HIGH:!aNULL");
781 >  ConfigServerInfo.message_digest_algorithm = EVP_sha256();
782 > #endif
783 >
784 >  ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
785 >  ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
786 >
787 >  memset(&ConfigServerInfo.ip, 0, sizeof(ConfigServerInfo.ip));
788 >  ConfigServerInfo.specific_ipv4_vhost = 0;
789 >  memset(&ConfigServerInfo.ip6, 0, sizeof(ConfigServerInfo.ip6));
790 >  ConfigServerInfo.specific_ipv6_vhost = 0;
791 >
792 >  ConfigServerInfo.default_max_clients = MAXCLIENTS_MAX;
793 >  ConfigServerInfo.max_nick_length = 9;
794 >  ConfigServerInfo.max_topic_length = 80;
795 >  ConfigServerInfo.hub = 0;
796 >
797 >  log_del_all();
798 >
799 >  ConfigLog.use_logging = 1;
800 >
801 >  ConfigChannel.disable_fake_channels = 0;
802 >  ConfigChannel.invite_client_count = 10;
803 >  ConfigChannel.invite_client_time = 300;
804 >  ConfigChannel.invite_delay_channel = 5;
805 >  ConfigChannel.knock_client_count = 1;
806 >  ConfigChannel.knock_client_time = 300;
807    ConfigChannel.knock_delay_channel = 60;
808 <  ConfigChannel.max_chans_per_user = 15;
1853 <  ConfigChannel.quiet_on_ban = YES;
808 >  ConfigChannel.max_channels = 25;
809    ConfigChannel.max_bans = 25;
810 <  ConfigChannel.default_split_user_count = 0;
811 <  ConfigChannel.default_split_server_count = 0;
812 <  ConfigChannel.no_join_on_split = NO;
813 <  ConfigChannel.no_create_on_split = NO;
814 <  ConfigChannel.burst_topicwho = YES;
815 <
816 <  ConfigServerHide.flatten_links = NO;
817 <  ConfigServerHide.links_delay = 300;
818 <  ConfigServerHide.hidden = NO;
819 <  ConfigServerHide.disable_hidden = NO;
820 <  ConfigServerHide.hide_servers = NO;
821 <  DupString(ConfigServerHide.hidden_name, NETWORK_NAME_DEFAULT);
822 <  ConfigServerHide.hide_server_ips = NO;
823 <
824 <  
825 <  ConfigFileEntry.max_watch = WATCHSIZE_DEFAULT;
826 <  ConfigFileEntry.gline_min_cidr = 16;
827 <  ConfigFileEntry.gline_min_cidr6 = 48;
828 <  ConfigFileEntry.invisible_on_connect = YES;
829 <  ConfigFileEntry.burst_away = NO;
830 <  ConfigFileEntry.use_whois_actually = YES;
831 <  ConfigFileEntry.tkline_expire_notices = YES;
832 <  ConfigFileEntry.hide_spoof_ips = YES;
833 <  ConfigFileEntry.ignore_bogus_ts = NO;
834 <  ConfigFileEntry.disable_auth = NO;
835 <  ConfigFileEntry.disable_remote = NO;
836 <  ConfigFileEntry.kill_chase_time_limit = 90;
837 <  ConfigFileEntry.default_floodcount = 8; /* XXX */
838 <  ConfigFileEntry.failed_oper_notice = YES;
839 <  ConfigFileEntry.dots_in_ident = 0;      /* XXX */
840 <  ConfigFileEntry.dot_in_ip6_addr = YES;
841 <  ConfigFileEntry.min_nonwildcard = 4;
842 <  ConfigFileEntry.min_nonwildcard_simple = 3;
843 <  ConfigFileEntry.max_accept = 20;
844 <  ConfigFileEntry.anti_nick_flood = NO;   /* XXX */
845 <  ConfigFileEntry.max_nick_time = 20;
846 <  ConfigFileEntry.max_nick_changes = 5;
847 <  ConfigFileEntry.anti_spam_exit_message_time = 0;  /* XXX */
848 <  ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
849 <  ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;  /* XXX */
850 <  ConfigFileEntry.kline_with_reason = YES;
851 <  ConfigFileEntry.kline_reason = NULL;
852 <  ConfigFileEntry.warn_no_nline = YES;
853 <  ConfigFileEntry.stats_o_oper_only = NO; /* XXX */
854 <  ConfigFileEntry.stats_k_oper_only = 1;  /* masked */
855 <  ConfigFileEntry.stats_i_oper_only = 1;  /* masked */
856 <  ConfigFileEntry.stats_P_oper_only = NO;
857 <  ConfigFileEntry.caller_id_wait = 60;
858 <  ConfigFileEntry.opers_bypass_callerid = NO;
859 <  ConfigFileEntry.pace_wait = 10;
860 <  ConfigFileEntry.pace_wait_simple = 1;
861 <  ConfigFileEntry.short_motd = NO;
862 <  ConfigFileEntry.ping_cookie = NO;
863 <  ConfigFileEntry.no_oper_flood = NO;     /* XXX */
864 <  ConfigFileEntry.true_no_oper_flood = NO;  /* XXX */
865 <  ConfigFileEntry.oper_pass_resv = YES;
866 <  ConfigFileEntry.glines = NO;            /* XXX */
867 <  ConfigFileEntry.gline_time = 12 * 3600; /* XXX */
868 <  ConfigFileEntry.idletime = 0;
869 <  ConfigFileEntry.max_targets = MAX_TARGETS_DEFAULT;
870 <  ConfigFileEntry.client_flood = CLIENT_FLOOD_DEFAULT;
871 <  ConfigFileEntry.oper_only_umodes = UMODE_DEBUG;  /* XXX */
872 <  ConfigFileEntry.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE |
873 <    UMODE_OPERWALL | UMODE_WALLOP;        /* XXX */
874 <  DupString(ConfigFileEntry.servlink_path, SLPATH);
875 < #ifdef HAVE_LIBCRYPTO
876 <  /* jdc -- This is our default value for a cipher.  According to the
877 <   *        CRYPTLINK document (doc/cryptlink.txt), BF/128 must be supported
878 <   *        under all circumstances if cryptlinks are enabled.  So,
1924 <   *        this will be our default.
1925 <   *
1926 <   *        NOTE: I apologise for the hard-coded value of "1" (BF/128).
1927 <   *              This should be moved into a find_cipher() routine.
1928 <   */
1929 <  ConfigFileEntry.default_cipher_preference = &CipherTable[1];
1930 < #endif
1931 <  ConfigFileEntry.use_egd = NO;
1932 <  ConfigFileEntry.egdpool_path = NULL;
1933 < #ifdef HAVE_LIBZ
1934 <  ConfigFileEntry.compression_level = 0;
1935 < #endif
1936 <  ConfigFileEntry.throttle_time = 10;
810 >  ConfigChannel.default_join_flood_count = 18;
811 >  ConfigChannel.default_join_flood_time = 6;
812 >
813 >  ConfigServerHide.flatten_links = 0;
814 >  ConfigServerHide.flatten_links_delay = 300;
815 >  ConfigServerHide.hidden = 0;
816 >  ConfigServerHide.hide_servers = 0;
817 >  ConfigServerHide.hide_services = 0;
818 >  ConfigServerHide.hidden_name = xstrdup(NETWORK_NAME_DEFAULT);
819 >  ConfigServerHide.hide_server_ips = 0;
820 >  ConfigServerHide.disable_remote_commands = 0;
821 >
822 >  ConfigGeneral.away_count = 2;
823 >  ConfigGeneral.away_time = 10;
824 >  ConfigGeneral.max_watch = 50;
825 >  ConfigGeneral.cycle_on_host_change = 1;
826 >  ConfigGeneral.dline_min_cidr = 16;
827 >  ConfigGeneral.dline_min_cidr6 = 48;
828 >  ConfigGeneral.kline_min_cidr = 16;
829 >  ConfigGeneral.kline_min_cidr6 = 48;
830 >  ConfigGeneral.invisible_on_connect = 1;
831 >  ConfigGeneral.tkline_expire_notices = 1;
832 >  ConfigGeneral.ignore_bogus_ts = 0;
833 >  ConfigGeneral.disable_auth = 0;
834 >  ConfigGeneral.kill_chase_time_limit = 90;
835 >  ConfigGeneral.default_floodcount = 8;
836 >  ConfigGeneral.failed_oper_notice = 1;
837 >  ConfigGeneral.dots_in_ident = 0;
838 >  ConfigGeneral.min_nonwildcard = 4;
839 >  ConfigGeneral.min_nonwildcard_simple = 3;
840 >  ConfigGeneral.max_accept = 50;
841 >  ConfigGeneral.anti_nick_flood = 0;
842 >  ConfigGeneral.max_nick_time = 20;
843 >  ConfigGeneral.max_nick_changes = 5;
844 >  ConfigGeneral.anti_spam_exit_message_time = 0;
845 >  ConfigGeneral.ts_warn_delta = 30;
846 >  ConfigGeneral.ts_max_delta = 600;
847 >  ConfigGeneral.warn_no_connect_block = 1;
848 >  ConfigGeneral.stats_e_disabled = 0;
849 >  ConfigGeneral.stats_i_oper_only = 1;  /* 1 = masked */
850 >  ConfigGeneral.stats_k_oper_only = 1;  /* 1 = masked */
851 >  ConfigGeneral.stats_o_oper_only = 1;
852 >  ConfigGeneral.stats_m_oper_only = 1;
853 >  ConfigGeneral.stats_P_oper_only = 0;
854 >  ConfigGeneral.stats_u_oper_only = 0;
855 >  ConfigGeneral.caller_id_wait = 60;
856 >  ConfigGeneral.opers_bypass_callerid = 0;
857 >  ConfigGeneral.pace_wait = 10;
858 >  ConfigGeneral.pace_wait_simple = 1;
859 >  ConfigGeneral.short_motd = 0;
860 >  ConfigGeneral.ping_cookie = 0;
861 >  ConfigGeneral.no_oper_flood = 0;
862 >  ConfigGeneral.max_targets = MAX_TARGETS_DEFAULT;
863 >  ConfigGeneral.oper_only_umodes = UMODE_DEBUG | UMODE_LOCOPS | UMODE_HIDDEN | UMODE_FARCONNECT |
864 >                                   UMODE_UNAUTH | UMODE_EXTERNAL | UMODE_BOTS | UMODE_NCHANGE |
865 >                                   UMODE_SPY | UMODE_FULL | UMODE_SKILL | UMODE_REJ | UMODE_CCONN;
866 >  ConfigGeneral.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE | UMODE_WALLOP;
867 >  ConfigGeneral.throttle_count = 1;
868 >  ConfigGeneral.throttle_time = 1;
869 > }
870 >
871 > static void
872 > validate_conf(void)
873 > {
874 >  if (EmptyString(ConfigServerInfo.network_name))
875 >    ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
876 >
877 >  if (EmptyString(ConfigServerInfo.network_desc))
878 >    ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
879   }
880  
881 < /* read_conf()
881 > /* read_conf()
882   *
883   * inputs       - file descriptor pointing to config file to use
884   * output       - None
885   * side effects - Read configuration file.
886   */
887   static void
888 < read_conf(FBFILE *file)
888 > read_conf(FILE *file)
889   {
890    lineno = 0;
891  
892 <  set_default_conf(); /* Set default values prior to conf parsing */
893 <  ypass = 1;
894 <  yyparse();          /* pick up the classes first */
1953 <
1954 <  fbrewind(file);
1955 <
1956 <  ypass = 2;
1957 <  yyparse();          /* Load the values from the conf */
1958 <  validate_conf();    /* Check to make sure some values are still okay. */
1959 <                      /* Some global values are also loaded here. */
1960 <  check_class();      /* Make sure classes are valid */
1961 < }
892 >  set_default_conf();  /* Set default values prior to conf parsing */
893 >  conf_parser_ctx.pass = 1;
894 >  yyparse();  /* Pick up the classes first */
895  
896 < static void
1964 < validate_conf(void)
1965 < {
1966 <  if (ConfigFileEntry.ts_warn_delta < TS_WARN_DELTA_MIN)
1967 <    ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
896 >  rewind(file);
897  
898 <  if (ConfigFileEntry.ts_max_delta < TS_MAX_DELTA_MIN)
899 <    ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
898 >  conf_parser_ctx.pass = 2;
899 >  yyparse();  /* Load the values from the conf */
900 >  validate_conf();  /* Check to make sure some values are still okay. */
901 >                    /* Some global values are also loaded here. */
902 >  class_delete_marked();  /* Delete unused classes that are marked for deletion */
903 > }
904  
905 <  if (ConfigFileEntry.servlink_path == NULL)
906 <    DupString(ConfigFileEntry.servlink_path, SLPATH);
905 > /* conf_rehash()
906 > *
907 > * Actual REHASH service routine. Called with sig == 0 if it has been called
908 > * as a result of an operator issuing this command, else assume it has been
909 > * called as a result of the server receiving a HUP signal.
910 > */
911 > void
912 > conf_rehash(int sig)
913 > {
914 >  if (sig)
915 >    sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
916 >                         "Got signal SIGHUP, reloading configuration file(s)");
917  
918 <  if (ServerInfo.network_name == NULL)
1976 <    DupString(ServerInfo.network_name,NETWORK_NAME_DEFAULT);
918 >  restart_resolver();
919  
920 <  if (ServerInfo.network_desc == NULL)
1979 <    DupString(ServerInfo.network_desc,NETWORK_DESC_DEFAULT);
920 >  /* don't close listeners until we know we can go ahead with the rehash */
921  
922 <  if ((ConfigFileEntry.client_flood < CLIENT_FLOOD_MIN) ||
1982 <      (ConfigFileEntry.client_flood > CLIENT_FLOOD_MAX))
1983 <    ConfigFileEntry.client_flood = CLIENT_FLOOD_MAX;
922 >  read_conf_files(0);
923  
924 <  ConfigFileEntry.max_watch = IRCD_MAX(ConfigFileEntry.max_watch, WATCHSIZE_MIN);
924 >  load_conf_modules();
925 >  check_conf_klines();
926   }
927  
928   /* lookup_confhost()
# Line 1990 | Line 930 | validate_conf(void)
930   * start DNS lookups of all hostnames in the conf
931   * line and convert an IP addresses in a.b.c.d number for to IP#s.
932   */
933 < static void
934 < lookup_confhost(struct ConfItem *conf)
933 > void
934 > lookup_confhost(struct MaskItem *conf)
935   {
1996  struct AccessItem *aconf;
936    struct addrinfo hints, *res;
937  
938 <  aconf = map_to_conf(conf);
939 <
2001 <  if (EmptyString(aconf->host) ||
2002 <      EmptyString(aconf->user))
2003 <  {
2004 <    ilog(L_ERROR, "Host/server name error: (%s) (%s)",
2005 <         aconf->host, conf->name);
2006 <    return;
2007 <  }
2008 <
2009 <  if (strchr(aconf->host, '*') ||
2010 <      strchr(aconf->host, '?'))
2011 <    return;
2012 <
2013 <  /* Do name lookup now on hostnames given and store the
938 >  /*
939 >   * Do name lookup now on hostnames given and store the
940     * ip numbers in conf structure.
941     */
942    memset(&hints, 0, sizeof(hints));
# Line 2021 | Line 947 | lookup_confhost(struct ConfItem *conf)
947    /* Get us ready for a bind() and don't bother doing dns lookup */
948    hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST;
949  
950 <  if (irc_getaddrinfo(aconf->host, NULL, &hints, &res))
950 >  if (getaddrinfo(conf->host, NULL, &hints, &res))
951    {
952 <    conf_dns_lookup(aconf);
952 >    conf_dns_lookup(conf);
953      return;
954    }
955  
956 <  assert(res != NULL);
956 >  assert(res);
957  
958 <  memcpy(&aconf->ipnum, res->ai_addr, res->ai_addrlen);
959 <  aconf->ipnum.ss_len = res->ai_addrlen;
960 <  aconf->ipnum.ss.ss_family = res->ai_family;
961 <  irc_freeaddrinfo(res);
958 >  memcpy(&conf->addr, res->ai_addr, res->ai_addrlen);
959 >  conf->addr.ss_len = res->ai_addrlen;
960 >  conf->addr.ss.ss_family = res->ai_family;
961 >
962 >  freeaddrinfo(res);
963   }
964  
965   /* conf_connect_allowed()
# Line 2045 | Line 972 | lookup_confhost(struct ConfItem *conf)
972   int
973   conf_connect_allowed(struct irc_ssaddr *addr, int aftype)
974   {
975 <  struct ip_entry *ip_found;
976 <  struct AccessItem *aconf = find_dline_conf(addr, aftype);
2050 <
2051 <  /* DLINE exempt also gets you out of static limits/pacing... */
2052 <  if (aconf && (aconf->status & CONF_EXEMPTDLINE))
2053 <    return 0;
975 >  struct ip_entry *ip_found = NULL;
976 >  const struct MaskItem *conf = find_dline_conf(addr, aftype);
977  
978 <  if (aconf != NULL)
2056 <    return BANNED_CLIENT;
2057 <
2058 <  ip_found = find_or_add_ip(addr);
2059 <
2060 <  if ((CurrentTime - ip_found->last_attempt) <
2061 <      ConfigFileEntry.throttle_time)
978 >  if (conf)
979    {
980 <    ip_found->last_attempt = CurrentTime;
981 <    return TOO_FAST;
980 >    /* DLINE exempt also gets you out of static limits/pacing... */
981 >    if (conf->type == CONF_EXEMPT)
982 >      return 0;
983 >    return BANNED_CLIENT;
984    }
985  
986 <  ip_found->last_attempt = CurrentTime;
2068 <  return 0;
2069 < }
2070 <
2071 < static struct AccessItem *
2072 < find_regexp_kline(const char *uhi[])
2073 < {
2074 <  const dlink_node *ptr = NULL;
986 >  ip_found = ipcache_find_or_add_address(addr);
987  
988 <  DLINK_FOREACH(ptr, rkconf_items.head)
988 >  if ((CurrentTime - ip_found->last_attempt) < ConfigGeneral.throttle_time)
989    {
990 <    struct AccessItem *aptr = map_to_conf(ptr->data);
990 >    if (ip_found->connection_count >= ConfigGeneral.throttle_count)
991 >      return TOO_FAST;
992  
993 <    assert(aptr->regexuser);
2081 <    assert(aptr->regexhost);
2082 <
2083 <    if (!ircd_pcre_exec(aptr->regexuser, uhi[0]) &&
2084 <        (!ircd_pcre_exec(aptr->regexhost, uhi[1]) ||
2085 <         !ircd_pcre_exec(aptr->regexhost, uhi[2])))
2086 <      return aptr;
993 >    ++ip_found->connection_count;
994    }
995 +  else
996 +    ip_found->connection_count = 1;
997  
998 <  return NULL;
998 >  ip_found->last_attempt = CurrentTime;
999 >  return 0;
1000   }
1001  
1002 < /* find_kill()
1002 > /* expire_tklines()
1003   *
1004 < * inputs       - pointer to client structure
1005 < * output       - pointer to struct AccessItem if found
1006 < * side effects - See if this user is klined already,
2097 < *                and if so, return struct AccessItem pointer
1004 > * inputs       - tkline list pointer
1005 > * output       - NONE
1006 > * side effects - expire tklines
1007   */
1008 < struct AccessItem *
1009 < find_kill(struct Client *client_p)
2101 < {
2102 <  struct AccessItem *aconf = NULL;
2103 <  const char *uhi[3];
2104 <
2105 <  uhi[0] = client_p->username;
2106 <  uhi[1] = client_p->host;
2107 <  uhi[2] = client_p->sockhost;
2108 <
2109 <  assert(client_p != NULL);
2110 <
2111 <  aconf = find_kline_conf(client_p->host, client_p->username,
2112 <                          &client_p->localClient->ip,
2113 <                          client_p->localClient->aftype);
2114 <  if (aconf == NULL)
2115 <    aconf = find_regexp_kline(uhi);
2116 <
2117 <  if (aconf && (aconf->status & CONF_KLINE))
2118 <    return aconf;
2119 <
2120 <  return NULL;
2121 < }
2122 <
2123 < struct AccessItem *
2124 < find_gline(struct Client *client_p)
1008 > static void
1009 > expire_tklines(dlink_list *list)
1010   {
1011 <  struct AccessItem *aconf;
1011 >  dlink_node *node = NULL, *node_next = NULL;
1012  
1013 <  assert(client_p != NULL);
1014 <
1015 <  aconf = find_gline_conf(client_p->host, client_p->username,
2131 <                          &client_p->localClient->ip,
2132 <                          client_p->localClient->aftype);
2133 <
2134 <  if (aconf && (aconf->status & CONF_GLINE))
2135 <    return aconf;
2136 <
2137 <  return NULL;
2138 < }
1013 >  DLINK_FOREACH_SAFE(node, node_next, list->head)
1014 >  {
1015 >    struct MaskItem *conf = node->data;
1016  
1017 < /* add_temp_line()
1018 < *
2142 < * inputs        - pointer to struct ConfItem
2143 < * output        - none
2144 < * Side effects  - links in given struct ConfItem into
2145 < *                 temporary *line link list
2146 < */
2147 < void
2148 < add_temp_line(struct ConfItem *conf)
2149 < {
2150 <  struct AccessItem *aconf;
1017 >    if (!conf->until || conf->until > CurrentTime)
1018 >      continue;
1019  
1020 <  if (conf->type == DLINE_TYPE)
1021 <  {
1022 <    aconf = map_to_conf(conf);
1023 <    SetConfTemporary(aconf);
2156 <    dlinkAdd(conf, &conf->node, &temporary_dlines);
2157 <    MyFree(aconf->user);
2158 <    aconf->user = NULL;
2159 <    add_conf_by_address(CONF_DLINE, aconf);
2160 <  }
2161 <  else if (conf->type == KLINE_TYPE)
2162 <  {
2163 <    aconf = map_to_conf(conf);
2164 <    SetConfTemporary(aconf);
2165 <    dlinkAdd(conf, &conf->node, &temporary_klines);
2166 <    add_conf_by_address(CONF_KILL, aconf);
2167 <  }
2168 <  else if (conf->type == GLINE_TYPE)
2169 <  {
2170 <    aconf = map_to_conf(conf);
2171 <    SetConfTemporary(aconf);
2172 <    dlinkAdd(conf, &conf->node, &temporary_glines);
2173 <    add_conf_by_address(CONF_GLINE, aconf);
2174 <  }
2175 <  else if (conf->type == XLINE_TYPE)
2176 <  {
2177 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2178 <    dlinkAdd(conf, make_dlink_node(), &temporary_xlines);
2179 <  }
2180 <  else if (conf->type == RXLINE_TYPE)
2181 <  {
2182 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2183 <    dlinkAdd(conf, make_dlink_node(), &temporary_rxlines);
2184 <  }
2185 <  else if (conf->type == RKLINE_TYPE)
2186 <  {
2187 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2188 <    dlinkAdd(conf, make_dlink_node(), &temporary_rklines);
2189 <  }
2190 <  else if ((conf->type == NRESV_TYPE) || (conf->type == CRESV_TYPE))
2191 <  {
2192 <    conf->flags |= CONF_FLAGS_TEMPORARY;
2193 <    dlinkAdd(conf, make_dlink_node(), &temporary_resv);
1020 >    if (ConfigGeneral.tkline_expire_notices)
1021 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, "Temporary %s for [%s] expired",
1022 >                           (conf->type == CONF_XLINE) ? "X-line" : "RESV", conf->name);
1023 >    conf_free(conf);
1024    }
1025   }
1026  
# Line 2202 | Line 1032 | add_temp_line(struct ConfItem *conf)
1032   *                This is an event started off in ircd.c
1033   */
1034   void
1035 < cleanup_tklines(void *notused)
1035 > cleanup_tklines(void *unused)
1036   {
1037 <  expire_tklines(&temporary_glines);
1038 <  expire_tklines(&temporary_klines);
1039 <  expire_tklines(&temporary_dlines);
1040 <  expire_tklines(&temporary_xlines);
2211 <  expire_tklines(&temporary_rxlines);
2212 <  expire_tklines(&temporary_rklines);
2213 <  expire_tklines(&temporary_resv);
2214 < }
2215 <
2216 < /* expire_tklines()
2217 < *
2218 < * inputs       - tkline list pointer
2219 < * output       - NONE
2220 < * side effects - expire tklines
2221 < */
2222 < static void
2223 < expire_tklines(dlink_list *tklist)
2224 < {
2225 <  dlink_node *ptr;
2226 <  dlink_node *next_ptr;
2227 <  struct ConfItem *conf;
2228 <  struct MatchItem *xconf;
2229 <  struct MatchItem *nconf;
2230 <  struct AccessItem *aconf;
2231 <  struct ResvChannel *cconf;
2232 <
2233 <  DLINK_FOREACH_SAFE(ptr, next_ptr, tklist->head)
2234 <  {
2235 <    conf = ptr->data;
2236 <    if (conf->type == GLINE_TYPE ||
2237 <        conf->type == KLINE_TYPE ||
2238 <        conf->type == DLINE_TYPE)
2239 <    {
2240 <      aconf = (struct AccessItem *)map_to_conf(conf);
2241 <      if (aconf->hold <= CurrentTime)
2242 <      {
2243 <        /* XXX - Do we want GLINE expiry notices?? */
2244 <        /* Alert opers that a TKline expired - Hwy */
2245 <        if (ConfigFileEntry.tkline_expire_notices)
2246 <        {
2247 <          if (aconf->status & CONF_KILL)
2248 <          {
2249 <            sendto_realops_flags(UMODE_ALL, L_ALL,
2250 <                                 "Temporary K-line for [%s@%s] expired",
2251 <                                 (aconf->user) ? aconf->user : "*",
2252 <                                 (aconf->host) ? aconf->host : "*");
2253 <          }
2254 <          else if (conf->type == DLINE_TYPE)
2255 <          {
2256 <            sendto_realops_flags(UMODE_ALL, L_ALL,
2257 <                                 "Temporary D-line for [%s] expired",
2258 <                                 (aconf->host) ? aconf->host : "*");
2259 <          }
2260 <        }
2261 <
2262 <        dlinkDelete(ptr, tklist);
2263 <        delete_one_address_conf(aconf->host, aconf);
2264 <      }
2265 <    }
2266 <    else if (conf->type == XLINE_TYPE ||
2267 <             conf->type == RXLINE_TYPE)
2268 <    {
2269 <      xconf = (struct MatchItem *)map_to_conf(conf);
2270 <      if (xconf->hold <= CurrentTime)
2271 <      {
2272 <        if (ConfigFileEntry.tkline_expire_notices)
2273 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2274 <                               "Temporary X-line for [%s] %sexpired", conf->name,
2275 <                               conf->type == RXLINE_TYPE ? "(REGEX) " : "");
2276 <        dlinkDelete(ptr, tklist);
2277 <        free_dlink_node(ptr);
2278 <        delete_conf_item(conf);
2279 <      }
2280 <    }
2281 <    else if (conf->type == RKLINE_TYPE)
2282 <    {
2283 <      aconf = map_to_conf(conf);
2284 <      if (aconf->hold <= CurrentTime)
2285 <      {
2286 <        if (ConfigFileEntry.tkline_expire_notices)
2287 <           sendto_realops_flags(UMODE_ALL, L_ALL,
2288 <                                "Temporary K-line for [%s@%s] (REGEX) expired",
2289 <                                (aconf->user) ? aconf->user : "*",
2290 <                                (aconf->host) ? aconf->host : "*");
2291 <        dlinkDelete(ptr, tklist);
2292 <        free_dlink_node(ptr);
2293 <        delete_conf_item(conf);
2294 <      }
2295 <    }
2296 <    else if (conf->type == NRESV_TYPE)
2297 <    {
2298 <      nconf = (struct MatchItem *)map_to_conf(conf);
2299 <      if (nconf->hold <= CurrentTime)
2300 <      {
2301 <        if (ConfigFileEntry.tkline_expire_notices)
2302 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2303 <                               "Temporary RESV for [%s] expired", conf->name);
2304 <        dlinkDelete(ptr, tklist);
2305 <        free_dlink_node(ptr);
2306 <        delete_conf_item(conf);
2307 <      }
2308 <    }
2309 <    else if (conf->type == CRESV_TYPE)
2310 <    {
2311 <      cconf = (struct ResvChannel *)map_to_conf(conf);
2312 <      if (cconf->hold <= CurrentTime)
2313 <      {
2314 <        if (ConfigFileEntry.tkline_expire_notices)
2315 <          sendto_realops_flags(UMODE_ALL, L_ALL,
2316 <                               "Temporary RESV for [%s] expired", cconf->name);
2317 <        delete_channel_resv(cconf);
2318 <      }
2319 <    }
2320 <  }
1037 >  hostmask_expire_temporary();
1038 >  expire_tklines(&gecos_items);
1039 >  expire_tklines(&nresv_items);
1040 >  expire_tklines(&cresv_items);
1041   }
1042  
1043   /* oper_privs_as_string()
# Line 2328 | Line 1048 | expire_tklines(dlink_list *tklist)
1048   */
1049   static const struct oper_privs
1050   {
1051 <  const unsigned int oprivs;
2332 <  const unsigned int hidden;
1051 >  const unsigned int flag;
1052    const unsigned char c;
1053   } flag_list[] = {
1054 <  { OPER_FLAG_ADMIN,       OPER_FLAG_HIDDEN_ADMIN,  'A' },
1055 <  { OPER_FLAG_REMOTEBAN,   0,                       'B' },
1056 <  { OPER_FLAG_DIE,         0,                       'D' },
1057 <  { OPER_FLAG_GLINE,       0,                       'G' },
1058 <  { OPER_FLAG_REHASH,      0,                       'H' },
1059 <  { OPER_FLAG_K,           0,                       'K' },
1060 <  { OPER_FLAG_OPERWALL,    0,                       'L' },
1061 <  { OPER_FLAG_N,           0,                       'N' },
1062 <  { OPER_FLAG_GLOBAL_KILL, 0,                       'O' },
1063 <  { OPER_FLAG_REMOTE,      0,                       'R' },
1064 <  { OPER_FLAG_OPER_SPY,    0,                       'S' },
1065 <  { OPER_FLAG_UNKLINE,     0,                       'U' },
1066 <  { OPER_FLAG_X,           0,                       'X' },
1067 <  { 0, 0, '\0' }
1054 >  { OPER_FLAG_ADMIN,          'A' },
1055 >  { OPER_FLAG_CLOSE,          'B' },
1056 >  { OPER_FLAG_CONNECT,        'C' },
1057 >  { OPER_FLAG_CONNECT_REMOTE, 'D' },
1058 >  { OPER_FLAG_DIE,            'E' },
1059 >  { OPER_FLAG_DLINE,          'F' },
1060 >  { OPER_FLAG_GLOBOPS,        'G' },
1061 >  { OPER_FLAG_JOIN_RESV,      'H' },
1062 >  { OPER_FLAG_KILL,           'I' },
1063 >  { OPER_FLAG_KILL_REMOTE,    'J' },
1064 >  { OPER_FLAG_KLINE,          'K' },
1065 >  { OPER_FLAG_LOCOPS,         'L' },
1066 >  { OPER_FLAG_MODULE,         'M' },
1067 >  { OPER_FLAG_NICK_RESV,      'N' },
1068 >  { OPER_FLAG_OPME,           'O' },
1069 >  { OPER_FLAG_REHASH,         'P' },
1070 >  { OPER_FLAG_REMOTEBAN,      'Q' },
1071 >  { OPER_FLAG_RESTART,        'R' },
1072 >  { OPER_FLAG_RESV,           'S' },
1073 >  { OPER_FLAG_SET,            'T' },
1074 >  { OPER_FLAG_SQUIT,          'U' },
1075 >  { OPER_FLAG_SQUIT_REMOTE,   'V' },
1076 >  { OPER_FLAG_UNDLINE,        'W' },
1077 >  { OPER_FLAG_UNKLINE,        'X' },
1078 >  { OPER_FLAG_UNRESV,         'Y' },
1079 >  { OPER_FLAG_UNXLINE,        'Z' },
1080 >  { OPER_FLAG_WALLOPS,        'a' },
1081 >  { OPER_FLAG_XLINE,          'b' },
1082 >  { 0, '\0' }
1083   };
1084  
1085 < char *
1085 > const char *
1086   oper_privs_as_string(const unsigned int port)
1087   {
1088 <  static char privs_out[16];
1088 >  static char privs_out[IRCD_BUFSIZE];
1089    char *privs_ptr = privs_out;
2356  unsigned int i = 0;
1090  
1091 <  for (; flag_list[i].oprivs; ++i)
1092 <  {
1093 <    if ((port & flag_list[i].oprivs) &&
1094 <        (port & flag_list[i].hidden) == 0)
1095 <      *privs_ptr++ = flag_list[i].c;
1096 <    else
2364 <      *privs_ptr++ = ToLowerTab[flag_list[i].c];
2365 <  }
1091 >  for (const struct oper_privs *opriv = flag_list; opriv->flag; ++opriv)
1092 >    if (port & opriv->flag)
1093 >      *privs_ptr++ = opriv->c;
1094 >
1095 >  if (privs_ptr == privs_out)
1096 >    *privs_ptr++ = '0';
1097  
1098    *privs_ptr = '\0';
1099  
# Line 2370 | Line 1101 | oper_privs_as_string(const unsigned int
1101   }
1102  
1103   /*
1104 < * Input: A client to find the active oper{} name for.
1104 > * Input: A client to find the active operator {} name for.
1105   * Output: The nick!user@host{oper} of the oper.
1106   *         "oper" is server name for remote opers
1107   * Side effects: None.
1108   */
1109 < char *
1109 > const char *
1110   get_oper_name(const struct Client *client_p)
1111   {
1112 <  dlink_node *cnode;
2382 <  struct ConfItem *conf;
2383 <  struct AccessItem *aconf;
1112 >  static char buffer[IRCD_BUFSIZE];
1113  
1114 <  /* +5 for !,@,{,} and null */
1115 <  static char buffer[NICKLEN+USERLEN+HOSTLEN+HOSTLEN+5];
1114 >  if (IsServer(client_p))
1115 >    return client_p->name;
1116  
1117    if (MyConnect(client_p))
1118    {
1119 <    DLINK_FOREACH(cnode, client_p->localClient->confs.head)
1119 >    const dlink_node *const node = client_p->connection->confs.head;
1120 >
1121 >    if (node)
1122      {
1123 <      conf = cnode->data;
2393 <      aconf = map_to_conf(conf);
1123 >      const struct MaskItem *const conf = node->data;
1124  
1125 <      if (IsConfOperator(aconf))
1125 >      if (conf->type == CONF_OPER)
1126        {
1127 <        ircsprintf(buffer, "%s!%s@%s{%s}", client_p->name,
1128 <                   client_p->username, client_p->host,
1129 <                   conf->name);
2400 <        return buffer;
1127 >        snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1128 >                 client_p->username, client_p->host, conf->name);
1129 >        return buffer;
1130        }
1131      }
1132  
1133 <    /* Probably should assert here for now. If there is an oper out there
1134 <     * with no oper{} conf attached, it would be good for us to know...
1133 >    /*
1134 >     * Probably should assert here for now. If there is an oper out there
1135 >     * with no operator {} conf attached, it would be good for us to know...
1136       */
1137 <    assert(0); /* Oper without oper conf! */
1137 >    assert(0);  /* Oper without oper conf! */
1138    }
1139  
1140 <  ircsprintf(buffer, "%s!%s@%s{%s}", client_p->name,
1141 <             client_p->username, client_p->host, client_p->servptr->name);
1140 >  snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1141 >           client_p->username, client_p->host, client_p->servptr->name);
1142    return buffer;
1143   }
1144  
2415 /* read_conf_files()
2416 *
2417 * inputs       - cold start YES or NO
2418 * output       - none
2419 * side effects - read all conf files needed, ircd.conf kline.conf etc.
2420 */
2421 void
2422 read_conf_files(int cold)
2423 {
2424  const char *filename;
2425  char chanmodes[32];
2426  char chanlimit[32];
2427
2428  filename = get_conf_name(CONF_TYPE);
2429
2430  /* We need to know the initial filename for the yyerror() to report
2431     FIXME: The full path is in conffilenamebuf first time since we
2432             dont know anything else
2433
2434     - Gozem 2002-07-21
2435  */
2436  strlcpy(conffilebuf, filename, sizeof(conffilebuf));
2437
2438  if ((conf_fbfile_in = fbopen(filename, "r")) == NULL)
2439  {
2440    if (cold)
2441    {
2442      ilog(L_CRIT, "Unable to read configuration file '%s': %s",
2443           filename, strerror(errno));
2444      exit(-1);
2445    }
2446    else
2447    {
2448      sendto_realops_flags(UMODE_ALL, L_ALL,
2449                           "Unable to read configuration file '%s': %s",
2450                           filename, strerror(errno));
2451      return;
2452    }
2453  }
2454
2455  if (!cold)
2456    clear_out_old_conf();
2457
2458  read_conf(conf_fbfile_in);
2459  fbclose(conf_fbfile_in);
2460
2461  add_isupport("NETWORK", ServerInfo.network_name, -1);
2462  ircsprintf(chanmodes, "b%s%s:%d", ConfigChannel.use_except ? "e" : "",
2463             ConfigChannel.use_invex ? "I" : "", ConfigChannel.max_bans);
2464  add_isupport("MAXLIST", chanmodes, -1);
2465  add_isupport("MAXTARGETS", NULL, ConfigFileEntry.max_targets);
2466  if (ConfigChannel.disable_local_channels)
2467    add_isupport("CHANTYPES", "#", -1);
2468  else
2469    add_isupport("CHANTYPES", "#&", -1);
2470  ircsprintf(chanlimit, "%s:%d", ConfigChannel.disable_local_channels ? "#" : "#&",
2471             ConfigChannel.max_chans_per_user);
2472  add_isupport("CHANLIMIT", chanlimit, -1);
2473  ircsprintf(chanmodes, "%s%s%s", ConfigChannel.use_except ? "e" : "",
2474             ConfigChannel.use_invex ? "I" : "", "b,k,l,imnpst");
2475  add_isupport("CHANNELLEN", NULL, LOCAL_CHANNELLEN);
2476  if (ConfigChannel.use_except)
2477    add_isupport("EXCEPTS", "e", -1);
2478  if (ConfigChannel.use_invex)
2479    add_isupport("INVEX", "I", -1);
2480  add_isupport("CHANMODES", chanmodes, -1);
2481
2482  /*
2483   * message_locale may have changed.  rebuild isupport since it relies
2484   * on strlen(form_str(RPL_ISUPPORT))
2485   */
2486  rebuild_isupport_message_line();
2487
2488  parse_conf_file(KLINE_TYPE, cold);
2489  parse_conf_file(RKLINE_TYPE, cold);
2490  parse_conf_file(DLINE_TYPE, cold);
2491  parse_conf_file(XLINE_TYPE, cold);
2492  parse_conf_file(RXLINE_TYPE, cold);
2493  parse_conf_file(NRESV_TYPE, cold);
2494  parse_conf_file(CRESV_TYPE, cold);
2495 }
2496
2497 /* parse_conf_file()
2498 *
2499 * inputs       - type of conf file to parse
2500 * output       - none
2501 * side effects - conf file for givenconf type is opened and read then parsed
2502 */
2503 static void
2504 parse_conf_file(int type, int cold)
2505 {
2506  FBFILE *file = NULL;
2507  const char *filename = get_conf_name(type);
2508
2509  if ((file = fbopen(filename, "r")) == NULL)
2510  {
2511    if (cold)
2512      ilog(L_ERROR, "Unable to read configuration file '%s': %s",
2513           filename, strerror(errno));
2514    else
2515      sendto_realops_flags(UMODE_ALL, L_ALL,
2516                    "Unable to read configuration file '%s': %s",
2517                           filename, strerror(errno));
2518  }
2519  else
2520  {
2521    parse_csv_file(file, type);
2522    fbclose(file);
2523  }
2524 }
2525
1145   /* clear_out_old_conf()
1146   *
1147   * inputs       - none
# Line 2532 | Line 1151 | parse_conf_file(int type, int cold)
1151   static void
1152   clear_out_old_conf(void)
1153   {
1154 <  dlink_node *ptr = NULL, *next_ptr = NULL;
2536 <  struct ConfItem *conf;
2537 <  struct AccessItem *aconf;
2538 <  struct ClassItem *cltmp;
2539 <  struct MatchItem *match_item;
1154 >  dlink_node *node = NULL, *node_next = NULL;
1155    dlink_list *free_items [] = {
1156 <    &server_items,   &oconf_items,    &hub_items, &leaf_items,
1157 <     &uconf_items,   &xconf_items, &rxconf_items, &rkconf_items,
1158 <     &nresv_items, &cluster_items,  &gdeny_items, NULL
1156 >    &server_items,   &operator_items,
1157 >     &shared_items,   &gecos_items,
1158 >     &nresv_items, &cluster_items,  &service_items, &cresv_items, NULL
1159    };
1160  
1161    dlink_list ** iterator = free_items; /* C is dumb */
# Line 2548 | Line 1163 | clear_out_old_conf(void)
1163    /* We only need to free anything allocated by yyparse() here.
1164     * Resetting structs, etc, is taken care of by set_default_conf().
1165     */
1166 <  
1167 <  for (; *iterator != NULL; iterator++)
1166 >
1167 >  for (; *iterator; iterator++)
1168    {
1169 <    DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head)
1169 >    DLINK_FOREACH_SAFE(node, node_next, (*iterator)->head)
1170      {
1171 <      conf = ptr->data;
2557 <      /* XXX This is less than pretty */
2558 <      if (conf->type == SERVER_TYPE)
2559 <      {
2560 <        aconf = map_to_conf(conf);
1171 >      struct MaskItem *conf = node->data;
1172  
1173 <        if (aconf->clients != 0)
2563 <        {
2564 <          SetConfIllegal(aconf);
2565 <          dlinkDelete(&conf->node, &server_items);
2566 <        }
2567 <        else
2568 <        {
2569 <          delete_conf_item(conf);
2570 <        }
2571 <      }
2572 <      else if (conf->type == OPER_TYPE)
2573 <      {
2574 <        aconf = map_to_conf(conf);
2575 <
2576 <        if (aconf->clients != 0)
2577 <        {
2578 <          SetConfIllegal(aconf);
2579 <          dlinkDelete(&conf->node, &oconf_items);
2580 <        }
2581 <        else
2582 <        {
2583 <          delete_conf_item(conf);
2584 <        }
2585 <      }
2586 <      else if (conf->type == CLIENT_TYPE)
2587 <      {
2588 <        aconf = map_to_conf(conf);
1173 >      conf->active = 0;
1174  
1175 <        if (aconf->clients != 0)
2591 <        {
2592 <          SetConfIllegal(aconf);
2593 <        }
2594 <        else
2595 <        {
2596 <          delete_conf_item(conf);
2597 <        }
2598 <      }
2599 <      else if (conf->type == XLINE_TYPE  ||
2600 <               conf->type == RXLINE_TYPE ||
2601 <               conf->type == RKLINE_TYPE)
1175 >      if (!IsConfDatabase(conf))
1176        {
1177 <        /* temporary (r)xlines are also on
2604 <         * the (r)xconf items list */
2605 <        if (conf->flags & CONF_FLAGS_TEMPORARY)
2606 <          continue;
1177 >        dlinkDelete(&conf->node, *iterator);
1178  
1179 <        delete_conf_item(conf);
1180 <      }
2610 <      else
2611 <      {
2612 <        if ((conf->type == LEAF_TYPE) || (conf->type == HUB_TYPE))
2613 <        {
2614 <          match_item = map_to_conf(conf);
2615 <          if (match_item->ref_count <= 0)
2616 <            delete_conf_item(conf);
2617 <          else
2618 <          {
2619 <            match_item->illegal = 1;
2620 <            dlinkDelete(&conf->node, *iterator);
2621 <          }
2622 <        }
2623 <        else
2624 <          delete_conf_item(conf);
1179 >        if (!conf->ref_count)
1180 >          conf_free(conf);
1181        }
1182      }
1183    }
1184  
1185 +  motd_clear();
1186 +
1187    /*
1188 <   * don't delete the class table, rather mark all entries
1189 <   * for deletion. The table is cleaned up by check_class. - avalon
1188 >   * Don't delete the class table, rather mark all entries for deletion.
1189 >   * The table is cleaned up by class_delete_marked. - avalon
1190     */
1191 <  DLINK_FOREACH(ptr, class_items.head)
2634 <  {
2635 <    cltmp = map_to_conf(ptr->data);
2636 <
2637 <    if (ptr != class_items.tail)  /* never mark the "default" class */
2638 <      cltmp->active = 0;
2639 <  }
1191 >  class_mark_for_deletion();
1192  
1193    clear_out_address_conf();
1194  
1195 <  /* clean out module paths */
2644 < #ifndef STATIC_MODULES
1195 >  /* Clean out module paths */
1196    mod_clear_paths();
2646 #endif
1197  
1198 <  /* clean out ServerInfo */
1199 <  MyFree(ServerInfo.description);
1200 <  ServerInfo.description = NULL;
1201 <  MyFree(ServerInfo.network_name);
1202 <  ServerInfo.network_name = NULL;
1203 <  MyFree(ServerInfo.network_desc);
1204 <  ServerInfo.network_desc = NULL;
1205 <  MyFree(ConfigFileEntry.egdpool_path);
1206 <  ConfigFileEntry.egdpool_path = NULL;
1198 >  pseudo_clear();
1199 >
1200 >  /* Clean out ConfigServerInfo */
1201 >  MyFree(ConfigServerInfo.description);
1202 >  ConfigServerInfo.description = NULL;
1203 >  MyFree(ConfigServerInfo.network_name);
1204 >  ConfigServerInfo.network_name = NULL;
1205 >  MyFree(ConfigServerInfo.network_desc);
1206 >  ConfigServerInfo.network_desc = NULL;
1207   #ifdef HAVE_LIBCRYPTO
1208 <  if (ServerInfo.rsa_private_key != NULL)
1208 >  if (ConfigServerInfo.rsa_private_key)
1209    {
1210 <    RSA_free(ServerInfo.rsa_private_key);
1211 <    ServerInfo.rsa_private_key = NULL;
1210 >    RSA_free(ConfigServerInfo.rsa_private_key);
1211 >    ConfigServerInfo.rsa_private_key = NULL;
1212    }
1213  
1214 <  MyFree(ServerInfo.rsa_private_key_file);
1215 <  ServerInfo.rsa_private_key_file = NULL;
1214 >  MyFree(ConfigServerInfo.rsa_private_key_file);
1215 >  ConfigServerInfo.rsa_private_key_file = NULL;
1216   #endif
1217  
1218 <  /* clean out old resvs from the conf */
1219 <  clear_conf_resv();
1218 >  /* Clean out ConfigAdminInfo */
1219 >  MyFree(ConfigAdminInfo.name);
1220 >  ConfigAdminInfo.name = NULL;
1221 >  MyFree(ConfigAdminInfo.email);
1222 >  ConfigAdminInfo.email = NULL;
1223 >  MyFree(ConfigAdminInfo.description);
1224 >  ConfigAdminInfo.description = NULL;
1225  
1226 <  /* clean out AdminInfo */
1227 <  MyFree(AdminInfo.name);
2673 <  AdminInfo.name = NULL;
2674 <  MyFree(AdminInfo.email);
2675 <  AdminInfo.email = NULL;
2676 <  MyFree(AdminInfo.description);
2677 <  AdminInfo.description = NULL;
2678 <
2679 <  /* operator{} and class{} blocks are freed above */
2680 <  /* clean out listeners */
2681 <  close_listeners();
1226 >  MyFree(ConfigServerHide.flatten_links_file);
1227 >  ConfigServerHide.flatten_links_file = NULL;
1228  
1229 <  /* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{},
1230 <   * exempt{} and gecos{} blocks are freed above too
2685 <   */
2686 <
2687 <  /* clean out general */
2688 <  MyFree(ConfigFileEntry.servlink_path);
2689 <  ConfigFileEntry.servlink_path = NULL;
2690 < #ifdef HAVE_LIBCRYPTO
2691 <  ConfigFileEntry.default_cipher_preference = NULL;
2692 < #endif /* HAVE_LIBCRYPTO */
2693 <  delete_isupport("INVEX");
2694 <  delete_isupport("EXCEPTS");
1229 >  /* Clean out listeners */
1230 >  listener_close_marked();
1231   }
1232  
1233 < /* flush_deleted_I_P()
1233 > /* read_conf_files()
1234   *
1235 < * inputs       - none
1235 > * inputs       - cold start YES or NO
1236   * output       - none
1237 < * side effects - This function removes I/P conf items
2702 < */
2703 < static void
2704 < flush_deleted_I_P(void)
2705 < {
2706 <  dlink_node *ptr;
2707 <  dlink_node *next_ptr;
2708 <  struct ConfItem *conf;
2709 <  struct AccessItem *aconf;
2710 <  dlink_list * free_items [] = {
2711 <    &server_items, &oconf_items, NULL
2712 <  };
2713 <  dlink_list ** iterator = free_items; /* C is dumb */
2714 <
2715 <  /* flush out deleted I and P lines
2716 <   * although still in use.
2717 <   */
2718 <  for (; *iterator != NULL; iterator++)
2719 <  {
2720 <    DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head)
2721 <    {
2722 <      conf = ptr->data;
2723 <      aconf = (struct AccessItem *)map_to_conf(conf);
2724 <
2725 <      if (IsConfIllegal(aconf))
2726 <      {
2727 <        dlinkDelete(ptr, *iterator);
2728 <
2729 <        if (aconf->clients == 0)
2730 <          delete_conf_item(conf);
2731 <      }
2732 <    }
2733 <  }
2734 < }
2735 <
2736 < /* get_conf_name()
2737 < *
2738 < * inputs       - type of conf file to return name of file for
2739 < * output       - pointer to filename for type of conf
2740 < * side effects - none
2741 < */
2742 < const char *
2743 < get_conf_name(ConfType type)
2744 < {
2745 <  switch (type)
2746 <  {
2747 <    case CONF_TYPE:
2748 <      return ConfigFileEntry.configfile;
2749 <      break;
2750 <    case KLINE_TYPE:
2751 <      return ConfigFileEntry.klinefile;
2752 <      break;
2753 <    case RKLINE_TYPE:
2754 <      return ConfigFileEntry.rklinefile;
2755 <      break;
2756 <    case DLINE_TYPE:
2757 <      return ConfigFileEntry.dlinefile;
2758 <      break;
2759 <    case XLINE_TYPE:
2760 <      return ConfigFileEntry.xlinefile;
2761 <      break;
2762 <    case RXLINE_TYPE:
2763 <      return ConfigFileEntry.rxlinefile;
2764 <      break;
2765 <    case CRESV_TYPE:
2766 <      return ConfigFileEntry.cresvfile;
2767 <      break;
2768 <    case NRESV_TYPE:
2769 <      return ConfigFileEntry.nresvfile;
2770 <      break;
2771 <    case GLINE_TYPE:
2772 <      return ConfigFileEntry.glinefile;
2773 <      break;
2774 <
2775 <    default:
2776 <      return NULL;  /* This should NEVER HAPPEN since we call this function
2777 <                       only with the above values, this will cause us to core
2778 <                       at some point if this happens so we know where it was */
2779 <  }
2780 < }
2781 <
2782 < #define BAD_PING (-1)
2783 <
2784 < /* get_conf_ping()
2785 < *
2786 < * inputs       - pointer to struct AccessItem
2787 < *              - pointer to a variable that receives ping warning time
2788 < * output       - ping frequency
2789 < * side effects - NONE
1237 > * side effects - read all conf files needed, ircd.conf kline.conf etc.
1238   */
1239 < static int
1240 < get_conf_ping(struct ConfItem *conf, int *pingwarn)
1239 > void
1240 > read_conf_files(int cold)
1241   {
1242 <  struct ClassItem *aclass;
1243 <  struct AccessItem *aconf;
1242 >  const char *filename = NULL;
1243 >  char chanmodes[IRCD_BUFSIZE] = "";
1244 >  char chanlimit[IRCD_BUFSIZE] = "";
1245  
1246 <  if (conf != NULL)
1247 <  {
2799 <    aconf = (struct AccessItem *)map_to_conf(conf);
2800 <    if (aconf->class_ptr != NULL)
2801 <    {
2802 <      aclass = (struct ClassItem *)map_to_conf(aconf->class_ptr);
2803 <      *pingwarn = PingWarning(aclass);
2804 <      return PingFreq(aclass);
2805 <    }
2806 <  }
1246 >  conf_parser_ctx.boot = cold;
1247 >  filename = ConfigGeneral.configfile;
1248  
1249 <  return BAD_PING;
1250 < }
1249 >  /* We need to know the initial filename for the yyerror() to report
1250 >     FIXME: The full path is in conffilenamebuf first time since we
1251 >             don't know anything else
1252  
1253 < /* get_client_class()
1254 < *
1255 < * inputs       - pointer to client struct
2814 < * output       - pointer to name of class
2815 < * side effects - NONE
2816 < */
2817 < const char *
2818 < get_client_class(struct Client *target_p)
2819 < {
2820 <  dlink_node *ptr;
2821 <  struct ConfItem *conf;
2822 <  struct AccessItem *aconf;
1253 >     - Gozem 2002-07-21
1254 >  */
1255 >  strlcpy(conffilebuf, filename, sizeof(conffilebuf));
1256  
1257 <  if (target_p != NULL && !IsMe(target_p) &&
2825 <      target_p->localClient->confs.head != NULL)
1257 >  if ((conf_parser_ctx.conf_file = fopen(filename, "r")) == NULL)
1258    {
1259 <    DLINK_FOREACH(ptr, target_p->localClient->confs.head)
2828 <    {
2829 <      conf = ptr->data;
2830 <
2831 <      if (conf->type == CLIENT_TYPE || conf->type == SERVER_TYPE ||
2832 <          conf->type == OPER_TYPE)
2833 <      {
2834 <        aconf = (struct AccessItem *) map_to_conf(conf);
2835 <        if (aconf->class_ptr != NULL)
2836 <          return aconf->class_ptr->name;
2837 <      }
2838 <    }
2839 <  }
2840 <
2841 <  return "default";
2842 < }
2843 <
2844 < /* get_client_ping()
2845 < *
2846 < * inputs       - pointer to client struct
2847 < *              - pointer to a variable that receives ping warning time
2848 < * output       - ping frequency
2849 < * side effects - NONE
2850 < */
2851 < int
2852 < get_client_ping(struct Client *target_p, int *pingwarn)
2853 < {
2854 <  int ping;
2855 <  struct ConfItem *conf;
2856 <  dlink_node *nlink;
2857 <
2858 <  if (target_p->localClient->confs.head != NULL)
2859 <    DLINK_FOREACH(nlink, target_p->localClient->confs.head)
1259 >    if (cold)
1260      {
1261 <      conf = nlink->data;
1262 <
1263 <      if ((conf->type == CLIENT_TYPE) || (conf->type == SERVER_TYPE) ||
2864 <          (conf->type == OPER_TYPE))
2865 <      {
2866 <        ping = get_conf_ping(conf, pingwarn);
2867 <        if (ping > 0)
2868 <          return ping;
2869 <      }
1261 >      ilog(LOG_TYPE_IRCD, "Unable to read configuration file '%s': %s",
1262 >           filename, strerror(errno));
1263 >      exit(EXIT_FAILURE);
1264      }
1265 <
2872 <  *pingwarn = 0;
2873 <  return DEFAULT_PINGFREQUENCY;
2874 < }
2875 <
2876 < /* find_class()
2877 < *
2878 < * inputs       - string name of class
2879 < * output       - corresponding Class pointer
2880 < * side effects - NONE
2881 < */
2882 < struct ConfItem *
2883 < find_class(const char *classname)
2884 < {
2885 <  struct ConfItem *conf;
2886 <
2887 <  if ((conf = find_exact_name_conf(CLASS_TYPE, classname, NULL, NULL)) != NULL)
2888 <    return conf;
2889 <
2890 <  return class_default;
2891 < }
2892 <
2893 < /* check_class()
2894 < *
2895 < * inputs       - NONE
2896 < * output       - NONE
2897 < * side effects -
2898 < */
2899 < void
2900 < check_class(void)
2901 < {
2902 <  dlink_node *ptr = NULL, *next_ptr = NULL;
2903 <
2904 <  DLINK_FOREACH_SAFE(ptr, next_ptr, class_items.head)
2905 <  {
2906 <    struct ClassItem *aclass = map_to_conf(ptr->data);
2907 <
2908 <    if (!aclass->active && !CurrUserCount(aclass))
1265 >    else
1266      {
1267 <      destroy_cidr_class(aclass);
1268 <      delete_conf_item(ptr->data);
1267 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1268 >                           "Unable to read configuration file '%s': %s",
1269 >                           filename, strerror(errno));
1270 >      return;
1271      }
1272    }
2914 }
1273  
1274 < /* init_class()
1275 < *
2918 < * inputs       - NONE
2919 < * output       - NONE
2920 < * side effects -
2921 < */
2922 < void
2923 < init_class(void)
2924 < {
2925 <  struct ClassItem *aclass;
1274 >  if (!cold)
1275 >    clear_out_old_conf();
1276  
1277 <  class_default = make_conf_item(CLASS_TYPE);
1277 >  read_conf(conf_parser_ctx.conf_file);
1278 >  fclose(conf_parser_ctx.conf_file);
1279  
1280 <  aclass = map_to_conf(class_default);
2930 <  aclass->active = 1;
2931 <  DupString(class_default->name, "default");
2932 <  ConFreq(aclass)  = DEFAULT_CONNECTFREQUENCY;
2933 <  PingFreq(aclass) = DEFAULT_PINGFREQUENCY;
2934 <  MaxTotal(aclass) = MAXIMUM_LINKS_DEFAULT;
2935 <  MaxSendq(aclass) = DEFAULT_SENDQ;
1280 >  log_reopen_all();
1281  
1282 <  client_check_cb = register_callback("check_client", check_client);
1283 < }
1282 >  isupport_add("NICKLEN", NULL, ConfigServerInfo.max_nick_length);
1283 >  isupport_add("NETWORK", ConfigServerInfo.network_name, -1);
1284  
1285 < /* get_sendq()
1286 < *
1287 < * inputs       - pointer to client
1288 < * output       - sendq for this client as found from its class
1289 < * side effects - NONE
1290 < */
1291 < unsigned long
1292 < get_sendq(struct Client *client_p)
1293 < {
1294 <  unsigned long sendq = DEFAULT_SENDQ;
1295 <  dlink_node *ptr;
1296 <  struct ConfItem *conf;
2952 <  struct ConfItem *class_conf;
2953 <  struct ClassItem *aclass;
2954 <  struct AccessItem *aconf;
1285 >  snprintf(chanmodes, sizeof(chanmodes), "beI:%u", ConfigChannel.max_bans);
1286 >  isupport_add("MAXLIST", chanmodes, -1);
1287 >  isupport_add("MAXTARGETS", NULL, ConfigGeneral.max_targets);
1288 >  isupport_add("CHANTYPES", "#", -1);
1289 >
1290 >  snprintf(chanlimit, sizeof(chanlimit), "#:%u",
1291 >           ConfigChannel.max_channels);
1292 >  isupport_add("CHANLIMIT", chanlimit, -1);
1293 >  snprintf(chanmodes, sizeof(chanmodes), "%s", "beI,k,l,cimnprstCMORST");
1294 >  isupport_add("CHANNELLEN", NULL, CHANNELLEN);
1295 >  isupport_add("TOPICLEN", NULL, ConfigServerInfo.max_topic_length);
1296 >  isupport_add("CHANMODES", chanmodes, -1);
1297  
1298 <  if (client_p && !IsMe(client_p) && (client_p->localClient->confs.head))
1299 <  {
1300 <    DLINK_FOREACH(ptr, client_p->localClient->confs.head)
2959 <    {
2960 <      conf = ptr->data;
2961 <      if ((conf->type == SERVER_TYPE) || (conf->type == OPER_TYPE)
2962 <          || (conf->type == CLIENT_TYPE))
2963 <      {
2964 <        aconf = (struct AccessItem *)map_to_conf(conf);
2965 <        if ((class_conf = aconf->class_ptr) == NULL)
2966 <          continue;
2967 <        aclass = (struct ClassItem *)map_to_conf(class_conf);
2968 <        sendq = MaxSendq(aclass);
2969 <        return sendq;
2970 <      }
2971 <    }
2972 <  }
2973 <  /* XXX return a default?
2974 <   * if here, then there wasn't an attached conf with a sendq
2975 <   * that is very bad -Dianora
1298 >  /*
1299 >   * message_locale may have changed.  rebuild isupport since it relies
1300 >   * on strlen(form_str(RPL_ISUPPORT))
1301     */
1302 <  return DEFAULT_SENDQ;
1302 >  isupport_rebuild();
1303   }
1304  
1305   /* conf_add_class_to_conf()
1306   *
1307   * inputs       - pointer to config item
1308   * output       - NONE
1309 < * side effects - Add a class pointer to a conf
1309 > * side effects - Add a class pointer to a conf
1310   */
1311   void
1312 < conf_add_class_to_conf(struct ConfItem *conf, const char *class_name)
1312 > conf_add_class_to_conf(struct MaskItem *conf, const char *name)
1313   {
1314 <  struct AccessItem *aconf = map_to_conf(conf);
2990 <  struct ClassItem *class = NULL;
2991 <
2992 <  if (class_name == NULL)
1314 >  if (EmptyString(name) || (conf->class = class_find(name, 1)) == NULL)
1315    {
1316 <    aconf->class_ptr = class_default;
1316 >    conf->class = class_default;
1317  
1318 <    if (conf->type == CLIENT_TYPE)
1319 <      sendto_realops_flags(UMODE_ALL, L_ALL,
1320 <                           "Warning *** Defaulting to default class for %s@%s",
1321 <                           aconf->user, aconf->host);
1318 >    if (conf->type == CONF_CLIENT || conf->type == CONF_OPER)
1319 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1320 >                           "Warning *** Defaulting to default class for %s@%s",
1321 >                           conf->user, conf->host);
1322      else
1323 <      sendto_realops_flags(UMODE_ALL, L_ALL,
1324 <                           "Warning *** Defaulting to default class for %s",
1325 <                           conf->name);
3004 <  }
3005 <  else
3006 <    aconf->class_ptr = find_class(class_name);
3007 <
3008 <  if (aconf->class_ptr)
3009 <    class = map_to_conf(aconf->class_ptr);
3010 <
3011 <  if (aconf->class_ptr == NULL || !class->active)
3012 <  {
3013 <    if (conf->type == CLIENT_TYPE)
3014 <      sendto_realops_flags(UMODE_ALL, L_ALL,
3015 <                           "Warning *** Defaulting to default class for %s@%s",
3016 <                           aconf->user, aconf->host);
3017 <    else
3018 <      sendto_realops_flags(UMODE_ALL, L_ALL,
3019 <                           "Warning *** Defaulting to default class for %s",
3020 <                           conf->name);
3021 <    aconf->class_ptr = class_default;
3022 <  }
3023 < }
3024 <
3025 < /* conf_add_server()
3026 < *
3027 < * inputs       - pointer to config item
3028 < *              - pointer to link count already on this conf
3029 < * output       - NONE
3030 < * side effects - Add a connect block
3031 < */
3032 < int
3033 < conf_add_server(struct ConfItem *conf, const char *class_name)
3034 < {
3035 <  struct AccessItem *aconf;
3036 <  struct split_nuh_item nuh;
3037 <  char conf_user[USERLEN + 1];
3038 <  char conf_host[HOSTLEN + 1];
3039 <
3040 <  aconf = map_to_conf(conf);
3041 <
3042 <  conf_add_class_to_conf(conf, class_name);
3043 <
3044 <  if (!aconf->host || !conf->name)
3045 <  {
3046 <    sendto_realops_flags(UMODE_ALL, L_ALL, "Bad connect block");
3047 <    ilog(L_WARN, "Bad connect block");
3048 <    return -1;
3049 <  }
3050 <
3051 <  if (EmptyString(aconf->passwd) && !IsConfCryptLink(aconf))
3052 <  {
3053 <    sendto_realops_flags(UMODE_ALL, L_ALL, "Bad connect block, name %s",
3054 <                         conf->name);
3055 <    ilog(L_WARN, "Bad connect block, host %s", conf->name);
3056 <    return -1;
3057 <  }
3058 <
3059 <  nuh.nuhmask  = aconf->host;
3060 <  nuh.nickptr  = NULL;
3061 <  nuh.userptr  = conf_user;
3062 <  nuh.hostptr  = conf_host;
3063 <
3064 <  nuh.nicksize = 0;
3065 <  nuh.usersize = sizeof(conf_user);
3066 <  nuh.hostsize = sizeof(conf_host);
3067 <
3068 <  split_nuh(&nuh);
3069 <
3070 <  MyFree(aconf->host);
3071 <  aconf->host = NULL;
3072 <
3073 <  DupString(aconf->user, conf_user); /* somehow username checking for servers
3074 <                                 got lost in H6/7, will have to be re-added */
3075 <  DupString(aconf->host, conf_host);
3076 <
3077 <  lookup_confhost(conf);
3078 <
3079 <  return 0;
3080 < }
3081 <
3082 < /* conf_add_d_conf()
3083 < *
3084 < * inputs       - pointer to config item
3085 < * output       - NONE
3086 < * side effects - Add a d/D line
3087 < */
3088 < void
3089 < conf_add_d_conf(struct AccessItem *aconf)
3090 < {
3091 <  if (aconf->host == NULL)
3092 <    return;
3093 <
3094 <  aconf->user = NULL;
3095 <
3096 <  /* XXX - Should 'd' ever be in the old conf? For new conf we don't
3097 <   *       need this anyway, so I will disable it for now... -A1kmm
3098 <   */
3099 <  if (parse_netmask(aconf->host, NULL, NULL) == HM_HOST)
3100 <  {
3101 <    ilog(L_WARN, "Invalid Dline %s ignored", aconf->host);
3102 <    free_access_item(aconf);
3103 <  }
3104 <  else
3105 <  {
3106 <    /* XXX ensure user is NULL */
3107 <    MyFree(aconf->user);
3108 <    aconf->user = NULL;
3109 <    add_conf_by_address(CONF_DLINE, aconf);
1323 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1324 >                           "Warning *** Defaulting to default class for %s",
1325 >                           conf->name);
1326    }
1327   }
1328  
# Line 3121 | Line 1337 | yyerror(const char *msg)
1337   {
1338    char newlinebuf[IRCD_BUFSIZE];
1339  
1340 <  if (ypass != 1)
1340 >  if (conf_parser_ctx.pass != 1)
1341      return;
1342  
1343    strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1344 <  sendto_realops_flags(UMODE_ALL, L_ALL, "\"%s\", line %u: %s: %s",
1344 >  sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1345 >                       "\"%s\", line %u: %s: %s",
1346                         conffilebuf, lineno + 1, msg, newlinebuf);
1347 <  ilog(L_WARN, "\"%s\", line %u: %s: %s",
1347 >  ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
1348         conffilebuf, lineno + 1, msg, newlinebuf);
1349   }
1350  
1351 < int
1352 < conf_fbgets(char *lbuf, unsigned int max_size, FBFILE *fb)
1351 > void
1352 > conf_error_report(const char *msg)
1353   {
1354 <  if (fbgets(lbuf, max_size, fb) == NULL)
3138 <    return 0;
3139 <
3140 <  return strlen(lbuf);
3141 < }
1354 >  char newlinebuf[IRCD_BUFSIZE];
1355  
1356 < int
1357 < conf_yy_fatal_error(const char *msg)
1358 < {
1359 <  return 0;
1356 >  strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1357 >  sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1358 >                       "\"%s\", line %u: %s: %s",
1359 >                       conffilebuf, lineno + 1, msg, newlinebuf);
1360 >  ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
1361 >       conffilebuf, lineno + 1, msg, newlinebuf);
1362   }
1363  
1364   /*
1365   * valid_tkline()
1366 < *
1366 > *
1367   * inputs       - pointer to ascii string to check
1368   *              - whether the specified time is in seconds or minutes
1369   * output       - -1 not enough parameters
# Line 3157 | Line 1372 | conf_yy_fatal_error(const char *msg)
1372   * Originally written by Dianora (Diane, db@db.net)
1373   */
1374   time_t
1375 < valid_tkline(char *p, int minutes)
1375 > valid_tkline(const char *data, const int minutes)
1376   {
1377 +  const unsigned char *p = (const unsigned char *)data;
1378 +  unsigned char tmpch = '\0';
1379    time_t result = 0;
1380  
1381 <  while (*p)
1381 >  while ((tmpch = *p++))
1382    {
1383 <    if (IsDigit(*p))
3167 <    {
3168 <      result *= 10;
3169 <      result += ((*p) & 0xF);
3170 <      p++;
3171 <    }
3172 <    else
1383 >    if (!IsDigit(tmpch))
1384        return 0;
1385 +
1386 +    result *= 10;
1387 +    result += (tmpch & 0xF);
1388    }
1389  
1390 <  /* in the degenerate case where oper does a /quote kline 0 user@host :reason
1391 <   * i.e. they specifically use 0, I am going to return 1 instead
1392 <   * as a return value of non-zero is used to flag it as a temporary kline
1390 >  /*
1391 >   * In the degenerate case where oper does a /quote kline 0 user@host :reason
1392 >   * i.e. they specifically use 0, I am going to return 1 instead as a return
1393 >   * value of non-zero is used to flag it as a temporary kline
1394     */
3180
1395    if (result == 0)
1396      result = 1;
1397  
1398 <  /*
1398 >  /*
1399     * If the incoming time is in seconds convert it to minutes for the purpose
1400     * of this calculation
1401     */
1402    if (!minutes)
1403 <    result = result / (time_t)60;
1403 >    result = result / 60;
1404  
1405    if (result > MAX_TDKLINE_TIME)
1406      result = MAX_TDKLINE_TIME;
1407  
1408 <  result = result * (time_t)60;  /* turn it into seconds */
1408 >  result = result * 60;  /* Turn it into seconds */
1409  
1410    return result;
1411   }
1412  
1413 + /* valid_wild_card_simple()
1414 + *
1415 + * inputs       - data to check for sufficient non-wildcard characters
1416 + * outputs      - 1 if valid, else 0
1417 + * side effects - none
1418 + */
1419 + int
1420 + valid_wild_card_simple(const char *data)
1421 + {
1422 +  const unsigned char *p = (const unsigned char *)data;
1423 +  unsigned char tmpch = '\0';
1424 +  unsigned int nonwild = 0, wild = 0;
1425 +
1426 +  while ((tmpch = *p++))
1427 +  {
1428 +    if (tmpch == '\\' && *p)
1429 +    {
1430 +      ++p;
1431 +      if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1432 +        return 1;
1433 +    }
1434 +    else if (!IsMWildChar(tmpch))
1435 +    {
1436 +      if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1437 +        return 1;
1438 +    }
1439 +    else
1440 +      ++wild;
1441 +  }
1442 +
1443 +  return !wild;
1444 + }
1445 +
1446   /* valid_wild_card()
1447   *
1448   * input        - pointer to client
# Line 3205 | Line 1452 | valid_tkline(char *p, int minutes)
1452   * side effects - NOTICE is given to source_p if warn is 1
1453   */
1454   int
1455 < valid_wild_card(struct Client *source_p, int warn, int count, ...)
1455 > valid_wild_card(struct Client *source_p, int count, ...)
1456   {
1457 <  char *p;
1458 <  char tmpch;
3212 <  int nonwild = 0;
1457 >  unsigned char tmpch = '\0';
1458 >  unsigned int nonwild = 0;
1459    va_list args;
1460  
1461    /*
# Line 3228 | Line 1474 | valid_wild_card(struct Client *source_p,
1474  
1475    while (count--)
1476    {
1477 <    p = va_arg(args, char *);
1477 >    const unsigned char *p = va_arg(args, const unsigned char *);
1478      if (p == NULL)
1479        continue;
1480  
# Line 3240 | Line 1486 | valid_wild_card(struct Client *source_p,
1486           * If we find enough non-wild characters, we can
1487           * break - no point in searching further.
1488           */
1489 <        if (++nonwild >= ConfigFileEntry.min_nonwildcard)
1489 >        if (++nonwild >= ConfigGeneral.min_nonwildcard)
1490 >        {
1491 >          va_end(args);
1492            return 1;
1493 +        }
1494        }
1495      }
1496    }
1497  
1498 <  if (warn)
1499 <    sendto_one(source_p, ":%s NOTICE %s :Please include at least %d non-wildcard characters with the mask",
1500 <               me.name, source_p->name, ConfigFileEntry.min_nonwildcard);
1498 >  if (IsClient(source_p))
1499 >    sendto_one_notice(source_p, &me,
1500 >                      ":Please include at least %u non-wildcard characters with the mask",
1501 >                      ConfigGeneral.min_nonwildcard);
1502 >  va_end(args);
1503 >  return 0;
1504 > }
1505 >
1506 > /* find_user_host()
1507 > *
1508 > * inputs       - pointer to client placing kline
1509 > *              - pointer to user_host_or_nick
1510 > *              - pointer to user buffer
1511 > *              - pointer to host buffer
1512 > * output       - 0 if not ok to kline, 1 to kline i.e. if valid user host
1513 > * side effects -
1514 > */
1515 > static int
1516 > find_user_host(struct Client *source_p, char *user_host_or_nick,
1517 >               char *luser, char *lhost)
1518 > {
1519 >  struct Client *target_p = NULL;
1520 >  char *hostp = NULL;
1521 >
1522 >  if (lhost == NULL)
1523 >  {
1524 >    strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
1525 >    return 1;
1526 >  }
1527 >
1528 >  if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
1529 >  {
1530 >    /* Explicit user@host mask given */
1531 >    if (hostp)                            /* I'm a little user@host */
1532 >    {
1533 >      *(hostp++) = '\0';                       /* short and squat */
1534 >
1535 >      if (*user_host_or_nick)
1536 >        strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
1537 >      else
1538 >        strcpy(luser, "*");
1539 >
1540 >      if (*hostp)
1541 >        strlcpy(lhost, hostp, HOSTLEN + 1);    /* here is my host */
1542 >      else
1543 >        strcpy(lhost, "*");
1544 >    }
1545 >    else
1546 >    {
1547 >      luser[0] = '*';             /* no @ found, assume its *@somehost */
1548 >      luser[1] = '\0';
1549 >      strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
1550 >    }
1551 >
1552 >    return 1;
1553 >  }
1554 >  else
1555 >  {
1556 >    /* Try to find user@host mask from nick */
1557 >    /* Okay to use source_p as the first param, because source_p == client_p */
1558 >    if ((target_p =
1559 >        find_chasing(source_p, user_host_or_nick)) == NULL)
1560 >      return 0;  /* find_chasing sends ERR_NOSUCHNICK */
1561 >
1562 >    if (HasFlag(target_p, FLAGS_EXEMPTKLINE))
1563 >    {
1564 >      if (IsClient(source_p))
1565 >        sendto_one_notice(source_p, &me, ":%s is E-lined", target_p->name);
1566 >      return 0;
1567 >    }
1568 >
1569 >    /*
1570 >     * Turn the "user" bit into "*user", blow away '~'
1571 >     * if found in original user name (non-idented)
1572 >     */
1573 >    strlcpy(luser, target_p->username, USERLEN*4 + 1);
1574 >
1575 >    if (target_p->username[0] == '~')
1576 >      luser[0] = '*';
1577 >
1578 >    strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
1579 >    return 1;
1580 >  }
1581 >
1582    return 0;
1583   }
1584  
# Line 3262 | Line 1592 | valid_wild_card(struct Client *source_p,
1592   *              - parse_flags bit map of things to test
1593   *              - pointer to user or string to parse into
1594   *              - pointer to host or NULL to parse into if non NULL
1595 < *              - pointer to optional tkline time or NULL
1595 > *              - pointer to optional tkline time or NULL
1596   *              - pointer to target_server to parse into if non NULL
1597   *              - pointer to reason to parse into
1598   *
1599 < * output       - 1 if valid, -1 if not valid
1599 > * output       - 1 if valid, 0 if not valid
1600   * side effects - A generalised k/d/x etc. line parser,
1601   *               "ALINE [time] user@host|string [ON] target :reason"
1602   *                will parse returning a parsed user, host if
# Line 3278 | Line 1608 | valid_wild_card(struct Client *source_p,
1608   *                if target_server is NULL and an "ON" is found error
1609   *                is reported.
1610   *                if reason pointer is NULL ignore pointer,
1611 < *                this allows usee of parse_a_line in unkline etc.
1611 > *                this allows use of parse_a_line in unkline etc.
1612   *
1613   * - Dianora
1614   */
1615   int
1616   parse_aline(const char *cmd, struct Client *source_p,
1617 <            int parc, char **parv,
1618 <            int parse_flags, char **up_p, char **h_p, time_t *tkline_time,
1619 <            char **target_server, char **reason)
1617 >            int parc, char **parv,
1618 >            int parse_flags, char **up_p, char **h_p, time_t *tkline_time,
1619 >            char **target_server, char **reason)
1620   {
1621    int found_tkline_time=0;
1622 <  static char def_reason[] = "No Reason";
1622 >  static char default_reason[] = CONF_NOREASON;
1623    static char user[USERLEN*4+1];
1624    static char host[HOSTLEN*4+1];
1625  
# Line 3298 | Line 1628 | parse_aline(const char *cmd, struct Clie
1628  
1629    found_tkline_time = valid_tkline(*parv, TK_MINUTES);
1630  
1631 <  if (found_tkline_time != 0)
1631 >  if (found_tkline_time)
1632    {
1633      parv++;
1634      parc--;
1635  
1636 <    if (tkline_time != NULL)
1636 >    if (tkline_time)
1637        *tkline_time = found_tkline_time;
1638      else
1639      {
1640 <      sendto_one(source_p, ":%s NOTICE %s :temp_line not supported by %s",
1641 <                 me.name, source_p->name, cmd);
3312 <      return -1;
1640 >      sendto_one_notice(source_p, &me, ":temp_line not supported by %s", cmd);
1641 >      return 0;
1642      }
1643    }
1644  
1645    if (parc == 0)
1646    {
1647 <    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
1648 <               me.name, source_p->name, cmd);
3320 <    return -1;
1647 >    sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1648 >    return 0;
1649    }
1650  
1651    if (h_p == NULL)
1652      *up_p = *parv;
1653    else
1654    {
1655 <    if (find_user_host(source_p, *parv, user, host, parse_flags) == 0)
1656 <      return -1;
1655 >    if (find_user_host(source_p, *parv, user, host) == 0)
1656 >      return 0;
1657  
1658      *up_p = user;
1659      *h_p = host;
1660    }
1661 <
1661 >
1662    parc--;
1663    parv++;
1664  
1665 <  if (parc != 0)
1665 >  if (parc)
1666    {
1667      if (irccmp(*parv, "ON") == 0)
1668      {
1669        parc--;
1670        parv++;
1671  
1672 <      if (target_server == NULL)
1672 >      if (!HasOFlag(source_p, OPER_FLAG_REMOTEBAN))
1673        {
1674 <        sendto_one(source_p, ":%s NOTICE %s :ON server not supported by %s",
1675 <                   me.name, source_p->name, cmd);
3348 <        return -1;
3349 <      }
3350 <
3351 <      if (!IsOperRemoteBan(source_p))
3352 <      {
3353 <        sendto_one(source_p, form_str(ERR_NOPRIVS),
3354 <                   me.name, source_p->name, "remoteban");
3355 <        return -1;
1674 >        sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "remoteban");
1675 >        return 0;
1676        }
1677  
1678        if (parc == 0 || EmptyString(*parv))
1679        {
1680 <        sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
1681 <                   me.name, source_p->name, cmd);
3362 <        return -1;
1680 >        sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1681 >        return 0;
1682        }
1683  
1684        *target_server = *parv;
# Line 3371 | Line 1690 | parse_aline(const char *cmd, struct Clie
1690        /* Make sure target_server *is* NULL if no ON server found
1691         * caller probably NULL'd it first, but no harm to do it again -db
1692         */
1693 <      if (target_server != NULL)
1694 <        *target_server = NULL;
1693 >      if (target_server)
1694 >        *target_server = NULL;
1695      }
1696    }
1697  
1698 <  if (h_p != NULL)
1698 >  if (h_p)
1699    {
1700 <    if (strchr(user, '!') != NULL)
1700 >    if (strchr(user, '!'))
1701      {
1702 <      sendto_one(source_p, ":%s NOTICE %s :Invalid character '!' in kline",
1703 <                 me.name, source_p->name);
3385 <      return -1;
1702 >      sendto_one_notice(source_p, &me, ":Invalid character '!' in kline");
1703 >      return 0;
1704      }
1705  
1706 <    if ((parse_flags & AWILD) && !valid_wild_card(source_p, YES, 2, *up_p, *h_p))
1707 <      return -1;
1706 >    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 2, *up_p, *h_p))
1707 >      return 0;
1708    }
1709    else
1710 <    if ((parse_flags & AWILD) && !valid_wild_card(source_p, YES, 1, *up_p))
1711 <      return -1;
1710 >    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, *up_p))
1711 >      return 0;
1712  
1713 <  if (reason != NULL)
1713 >  if (reason)
1714    {
1715 <    if (parc != 0 && !EmptyString(*parv))
3398 <    {
1715 >    if (parc && !EmptyString(*parv))
1716        *reason = *parv;
3400      if (!valid_comment(source_p, *reason, YES))
3401        return -1;
3402    }
3403    else
3404      *reason = def_reason;
3405  }
3406
3407  return 1;
3408 }
3409
3410 /* find_user_host()
3411 *
3412 * inputs       - pointer to client placing kline
3413 *              - pointer to user_host_or_nick
3414 *              - pointer to user buffer
3415 *              - pointer to host buffer
3416 * output       - 0 if not ok to kline, 1 to kline i.e. if valid user host
3417 * side effects -
3418 */
3419 static int
3420 find_user_host(struct Client *source_p, char *user_host_or_nick,
3421               char *luser, char *lhost, unsigned int flags)
3422 {
3423  struct Client *target_p = NULL;
3424  char *hostp = NULL;
3425
3426  if (lhost == NULL)
3427  {
3428    strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
3429    return 1;
3430  }
3431
3432  if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
3433  {
3434    /* Explicit user@host mask given */
3435
3436    if (hostp != NULL)                            /* I'm a little user@host */
3437    {
3438      *(hostp++) = '\0';                       /* short and squat */
3439      if (*user_host_or_nick)
3440        strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
3441      else
3442        strcpy(luser, "*");
3443      if (*hostp)
3444        strlcpy(lhost, hostp, HOSTLEN + 1);    /* here is my host */
3445      else
3446        strcpy(lhost, "*");
3447    }
3448    else
3449    {
3450      luser[0] = '*';             /* no @ found, assume its *@somehost */
3451      luser[1] = '\0';    
3452      strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
3453    }
3454    
3455    return 1;
3456  }
3457  else if (!(flags & NOUSERLOOKUP))
3458  {
3459    /* Try to find user@host mask from nick */
3460    /* Okay to use source_p as the first param, because source_p == client_p */
3461    if ((target_p =
3462        find_chasing(source_p, source_p, user_host_or_nick, NULL)) == NULL)
3463      return 0;
3464
3465    if (IsExemptKline(target_p))
3466    {
3467      if (!IsServer(source_p))
3468        sendto_one(source_p,
3469                   ":%s NOTICE %s :%s is E-lined",
3470                   me.name, source_p->name, target_p->name);
3471      return 0;
3472    }
3473
3474    /*
3475     * turn the "user" bit into "*user", blow away '~'
3476     * if found in original user name (non-idented)
3477     */
3478    strlcpy(luser, target_p->username, USERLEN*4 + 1);
3479
3480    if (target_p->username[0] == '~')
3481      luser[0] = '*';
3482
3483    if (target_p->sockhost[0] == '\0' ||
3484        (target_p->sockhost[0] == '0' && target_p->sockhost[1] == '\0'))
3485      strlcpy(lhost, target_p->host, HOSTLEN*4 + 1);
1717      else
1718 <      strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
3488 <    return 1;
1718 >      *reason = default_reason;
1719    }
1720  
3491  return 0;
3492 }
3493
3494 /* valid_comment()
3495 *
3496 * inputs       - pointer to client
3497 *              - pointer to comment
3498 * output       - 0 if no valid comment,
3499 *              - 1 if valid
3500 * side effects - truncates reason where necessary
3501 */
3502 int
3503 valid_comment(struct Client *source_p, char *comment, int warn)
3504 {
3505  if (strchr(comment, '"'))
3506  {
3507    if (warn)
3508      sendto_one(source_p, ":%s NOTICE %s :Invalid character '\"' in comment",
3509                 me.name, source_p->name);
3510    return 0;
3511  }
3512
3513  if (strlen(comment) > REASONLEN)
3514    comment[REASONLEN-1] = '\0';
3515
1721    return 1;
1722   }
1723  
# Line 3524 | Line 1729 | valid_comment(struct Client *source_p, c
1729   * side effects - none
1730   */
1731   int
1732 < match_conf_password(const char *password, const struct AccessItem *aconf)
1732 > match_conf_password(const char *password, const struct MaskItem *conf)
1733   {
1734    const char *encr = NULL;
1735  
1736 <  if (password == NULL || aconf->passwd == NULL)
1736 >  if (EmptyString(password) || EmptyString(conf->passwd))
1737      return 0;
1738  
1739 <  if (aconf->flags & CONF_FLAGS_ENCRYPTED)
1740 <  {
3536 <    /* use first two chars of the password they send in as salt */
3537 <    /* If the password in the conf is MD5, and ircd is linked
3538 <     * to scrypt on FreeBSD, or the standard crypt library on
3539 <     * glibc Linux, then this code will work fine on generating
3540 <     * the proper encrypted hash for comparison.
3541 <     */
3542 <    if (*aconf->passwd)
3543 <      encr = crypt(password, aconf->passwd);
3544 <    else
3545 <      encr = "";
3546 <  }
1739 >  if (conf->flags & CONF_FLAGS_ENCRYPTED)
1740 >    encr = crypt(password, conf->passwd);
1741    else
1742      encr = password;
1743  
1744 <  return !strcmp(encr, aconf->passwd);
1744 >  return encr && !strcmp(encr, conf->passwd);
1745   }
1746  
1747   /*
# Line 3555 | Line 1749 | match_conf_password(const char *password
1749   *
1750   * inputs       - client sending the cluster
1751   *              - command name "KLINE" "XLINE" etc.
1752 < *              - capab -- CAP_KLN etc. from s_serv.h
1753 < *              - cluster type -- CLUSTER_KLINE etc. from s_conf.h
1752 > *              - capab -- CAPAB_KLN etc. from server.h
1753 > *              - cluster type -- CLUSTER_KLINE etc. from conf.h
1754   *              - pattern and args to send along
1755   * output       - none
1756   * side effects - Take source_p send the pattern with args given
1757   *                along to all servers that match capab and cluster type
1758   */
1759   void
1760 < cluster_a_line(struct Client *source_p, const char *command,
1761 <               int capab, int cluster_type, const char *pattern, ...)
1760 > cluster_a_line(struct Client *source_p, const char *command, unsigned int capab,
1761 >               unsigned int cluster_type, const char *pattern, ...)
1762   {
1763    va_list args;
1764 <  char buffer[IRCD_BUFSIZE];
1765 <  const dlink_node *ptr = NULL;
1764 >  char buffer[IRCD_BUFSIZE] = "";
1765 >  const dlink_node *node = NULL;
1766  
1767    va_start(args, pattern);
1768    vsnprintf(buffer, sizeof(buffer), pattern, args);
1769    va_end(args);
1770  
1771 <  DLINK_FOREACH(ptr, cluster_items.head)
1771 >  DLINK_FOREACH(node, cluster_items.head)
1772    {
1773 <    const struct ConfItem *conf = ptr->data;
1773 >    const struct MaskItem *conf = node->data;
1774  
1775      if (conf->flags & cluster_type)
1776 <      sendto_match_servs(source_p, conf->name, CAP_CLUSTER|capab,
1777 <                         "%s %s %s", command, conf->name, buffer);
1776 >      sendto_match_servs(source_p, conf->name, CAPAB_CLUSTER | capab,
1777 >                         "%s %s %s", command, conf->name, buffer);
1778    }
1779   }
1780  
# Line 3619 | Line 1813 | split_nuh(struct split_nuh_item *const i
1813  
1814    if (iptr->nickptr)
1815      strlcpy(iptr->nickptr, "*", iptr->nicksize);
1816 +
1817    if (iptr->userptr)
1818      strlcpy(iptr->userptr, "*", iptr->usersize);
1819 +
1820    if (iptr->hostptr)
1821      strlcpy(iptr->hostptr, "*", iptr->hostsize);
1822  
# Line 3628 | Line 1824 | split_nuh(struct split_nuh_item *const i
1824    {
1825      *p = '\0';
1826  
1827 <    if (iptr->nickptr && *iptr->nuhmask != '\0')
1827 >    if (iptr->nickptr && *iptr->nuhmask)
1828        strlcpy(iptr->nickptr, iptr->nuhmask, iptr->nicksize);
1829  
1830 <    if ((q = strchr(++p, '@'))) {
1830 >    if ((q = strchr(++p, '@')))
1831 >    {
1832        *q++ = '\0';
1833  
1834 <      if (*p != '\0')
1834 >      if (*p)
1835          strlcpy(iptr->userptr, p, iptr->usersize);
1836  
1837 <      if (*q != '\0')
1837 >      if (*q)
1838          strlcpy(iptr->hostptr, q, iptr->hostsize);
1839      }
1840      else
1841      {
1842 <      if (*p != '\0')
1842 >      if (*p)
1843          strlcpy(iptr->userptr, p, iptr->usersize);
1844      }
1845    }
# Line 3654 | Line 1851 | split_nuh(struct split_nuh_item *const i
1851        /* if found a @ */
1852        *p++ = '\0';
1853  
1854 <      if (*iptr->nuhmask != '\0')
1854 >      if (*iptr->nuhmask)
1855          strlcpy(iptr->userptr, iptr->nuhmask, iptr->usersize);
1856  
1857 <      if (*p != '\0')
1857 >      if (*p)
1858          strlcpy(iptr->hostptr, p, iptr->hostsize);
1859      }
1860      else
1861      {
1862 <      /* no @ found */
1862 >      /* No @ found */
1863        if (!iptr->nickptr || strpbrk(iptr->nuhmask, ".:"))
1864          strlcpy(iptr->hostptr, iptr->nuhmask, iptr->hostsize);
1865        else
# Line 3670 | Line 1867 | split_nuh(struct split_nuh_item *const i
1867      }
1868    }
1869   }
3673
3674 /*
3675 * flags_to_ascii
3676 *
3677 * inputs       - flags is a bitmask
3678 *              - pointer to table of ascii letters corresponding
3679 *                to each bit
3680 *              - flag 1 for convert ToLower if bit missing
3681 *                0 if ignore.
3682 * output       - none
3683 * side effects - string pointed to by p has bitmap chars written to it
3684 */
3685 static void
3686 flags_to_ascii(unsigned int flags, const unsigned int bit_table[], char *p,
3687               int lowerit)
3688 {
3689  unsigned int mask = 1;
3690  int i = 0;
3691
3692  for (mask = 1; (mask != 0) && (bit_table[i] != 0); mask <<= 1, i++)
3693  {
3694    if (flags & mask)
3695      *p++ = bit_table[i];
3696    else if (lowerit)
3697      *p++ = ToLower(bit_table[i]);
3698  }
3699  *p = '\0';
3700 }
3701
3702 /*
3703 * cidr_limit_reached
3704 *
3705 * inputs       - int flag allowing over_rule of limits
3706 *              - pointer to the ip to be added
3707 *              - pointer to the class
3708 * output       - non zero if limit reached
3709 *                0 if limit not reached
3710 * side effects -
3711 */
3712 static int
3713 cidr_limit_reached(int over_rule,
3714                   struct irc_ssaddr *ip, struct ClassItem *aclass)
3715 {
3716  dlink_node *ptr = NULL;
3717  struct CidrItem *cidr;
3718
3719  if (NumberPerCidr(aclass) <= 0)
3720    return 0;
3721
3722  if (ip->ss.ss_family == AF_INET)
3723  {
3724    if (CidrBitlenIPV4(aclass) <= 0)
3725      return 0;
3726
3727    DLINK_FOREACH(ptr, aclass->list_ipv4.head)
3728    {
3729      cidr = ptr->data;
3730      if (match_ipv4(ip, &cidr->mask, CidrBitlenIPV4(aclass)))
3731      {
3732        if (!over_rule && (cidr->number_on_this_cidr >= NumberPerCidr(aclass)))
3733          return -1;
3734        cidr->number_on_this_cidr++;
3735        return 0;
3736      }
3737    }
3738    cidr = MyMalloc(sizeof(struct CidrItem));
3739    cidr->number_on_this_cidr = 1;
3740    cidr->mask = *ip;
3741    mask_addr(&cidr->mask, CidrBitlenIPV4(aclass));
3742    dlinkAdd(cidr, &cidr->node, &aclass->list_ipv4);
3743  }
3744 #ifdef IPV6
3745  else if (CidrBitlenIPV6(aclass) > 0)
3746  {
3747    DLINK_FOREACH(ptr, aclass->list_ipv6.head)
3748    {
3749      cidr = ptr->data;
3750      if (match_ipv6(ip, &cidr->mask, CidrBitlenIPV6(aclass)))
3751      {
3752        if (!over_rule && (cidr->number_on_this_cidr >= NumberPerCidr(aclass)))
3753          return -1;
3754        cidr->number_on_this_cidr++;
3755        return 0;
3756      }
3757    }
3758    cidr = MyMalloc(sizeof(struct CidrItem));
3759    cidr->number_on_this_cidr = 1;
3760    cidr->mask = *ip;
3761    mask_addr(&cidr->mask, CidrBitlenIPV6(aclass));
3762    dlinkAdd(cidr, &cidr->node, &aclass->list_ipv6);
3763  }
3764 #endif
3765  return 0;
3766 }
3767
3768 /*
3769 * remove_from_cidr_check
3770 *
3771 * inputs       - pointer to the ip to be removed
3772 *              - pointer to the class
3773 * output       - NONE
3774 * side effects -
3775 */
3776 static void
3777 remove_from_cidr_check(struct irc_ssaddr *ip, struct ClassItem *aclass)
3778 {
3779  dlink_node *ptr = NULL;
3780  dlink_node *next_ptr = NULL;
3781  struct CidrItem *cidr;
3782
3783  if (NumberPerCidr(aclass) == 0)
3784    return;
3785
3786  if (ip->ss.ss_family == AF_INET)
3787  {
3788    if (CidrBitlenIPV4(aclass) <= 0)
3789      return;
3790
3791    DLINK_FOREACH_SAFE(ptr, next_ptr, aclass->list_ipv4.head)
3792    {
3793      cidr = ptr->data;
3794      if (match_ipv4(ip, &cidr->mask, CidrBitlenIPV4(aclass)))
3795      {
3796        cidr->number_on_this_cidr--;
3797        if (cidr->number_on_this_cidr == 0)
3798        {
3799          dlinkDelete(ptr, &aclass->list_ipv4);
3800          MyFree(cidr);
3801          return;
3802        }
3803      }
3804    }
3805  }
3806 #ifdef IPV6
3807  else if (CidrBitlenIPV6(aclass) > 0)
3808  {
3809    DLINK_FOREACH_SAFE(ptr, next_ptr, aclass->list_ipv6.head)
3810    {
3811      cidr = ptr->data;
3812      if (match_ipv6(ip, &cidr->mask, CidrBitlenIPV6(aclass)))
3813      {
3814        cidr->number_on_this_cidr--;
3815        if (cidr->number_on_this_cidr == 0)
3816        {
3817          dlinkDelete(ptr, &aclass->list_ipv6);
3818          MyFree(cidr);
3819          return;
3820        }
3821      }
3822    }
3823  }
3824 #endif
3825 }
3826
3827 static void
3828 rebuild_cidr_list(int aftype, struct ConfItem *oldcl, struct ClassItem *newcl,
3829                  dlink_list *old_list, dlink_list *new_list, int changed)
3830 {
3831  dlink_node *ptr;
3832  struct Client *client_p;
3833  struct ConfItem *conf;
3834  struct AccessItem *aconf;
3835
3836  if (!changed)
3837  {
3838    *new_list = *old_list;
3839    old_list->head = old_list->tail = NULL;
3840    old_list->length = 0;
3841    return;
3842  }
3843
3844  DLINK_FOREACH(ptr, local_client_list.head)
3845  {
3846    client_p = ptr->data;
3847    if (client_p->localClient->aftype != aftype)
3848      continue;
3849    if (dlink_list_length(&client_p->localClient->confs) == 0)
3850      continue;
3851
3852    conf = client_p->localClient->confs.tail->data;
3853    if (conf->type == CLIENT_TYPE)
3854    {
3855      aconf = map_to_conf(conf);
3856      if (aconf->class_ptr == oldcl)
3857        cidr_limit_reached(1, &client_p->localClient->ip, newcl);
3858    }
3859  }
3860 }
3861
3862 /*
3863 * rebuild_cidr_class
3864 *
3865 * inputs       - pointer to old conf
3866 *              - pointer to new_class
3867 * output       - none
3868 * side effects - rebuilds the class link list of cidr blocks
3869 */
3870 void
3871 rebuild_cidr_class(struct ConfItem *conf, struct ClassItem *new_class)
3872 {
3873  struct ClassItem *old_class = map_to_conf(conf);
3874
3875  if (NumberPerCidr(old_class) > 0 && NumberPerCidr(new_class) > 0)
3876  {
3877    if (CidrBitlenIPV4(old_class) > 0 && CidrBitlenIPV4(new_class) > 0)
3878      rebuild_cidr_list(AF_INET, conf, new_class,
3879                        &old_class->list_ipv4, &new_class->list_ipv4,
3880                        CidrBitlenIPV4(old_class) != CidrBitlenIPV4(new_class));
3881
3882 #ifdef IPV6
3883    if (CidrBitlenIPV6(old_class) > 0 && CidrBitlenIPV6(new_class) > 0)
3884      rebuild_cidr_list(AF_INET6, conf, new_class,
3885                        &old_class->list_ipv6, &new_class->list_ipv6,
3886                        CidrBitlenIPV6(old_class) != CidrBitlenIPV6(new_class));
3887 #endif
3888  }
3889
3890  destroy_cidr_class(old_class);
3891 }
3892
3893 /*
3894 * destroy_cidr_list
3895 *
3896 * inputs       - pointer to class dlink list of cidr blocks
3897 * output       - none
3898 * side effects - completely destroys the class link list of cidr blocks
3899 */
3900 static void
3901 destroy_cidr_list(dlink_list *list)
3902 {
3903  dlink_node *ptr = NULL, *next_ptr = NULL;
3904
3905  DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
3906  {
3907    dlinkDelete(ptr, list);
3908    MyFree(ptr->data);
3909  }
3910 }
3911
3912 /*
3913 * destroy_cidr_class
3914 *
3915 * inputs       - pointer to class
3916 * output       - none
3917 * side effects - completely destroys the class link list of cidr blocks
3918 */
3919 static void
3920 destroy_cidr_class(struct ClassItem *aclass)
3921 {
3922  destroy_cidr_list(&aclass->list_ipv4);
3923  destroy_cidr_list(&aclass->list_ipv6);
3924 }

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