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Comparing ircd-hybrid/trunk/src/conf.c (file contents):
Revision 4343 by michael, Sat Aug 2 16:58:33 2014 UTC vs.
Revision 7217 by michael, Wed Feb 3 15:22:21 2016 UTC

# Line 1 | Line 1
1   /*
2   *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3   *
4 < *  Copyright (c) 1997-2014 ircd-hybrid development team
4 > *  Copyright (c) 1997-2016 ircd-hybrid development team
5   *
6   *  This program is free software; you can redistribute it and/or modify
7   *  it under the terms of the GNU General Public License as published by
# Line 15 | 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  
# Line 28 | Line 28
28   #include "list.h"
29   #include "ircd_defs.h"
30   #include "conf.h"
31 + #include "conf_cluster.h"
32 + #include "conf_pseudo.h"
33 + #include "conf_shared.h"
34   #include "server.h"
35   #include "resv.h"
36   #include "channel.h"
# Line 54 | Line 57
57   #include "conf_class.h"
58   #include "motd.h"
59   #include "ipcache.h"
60 + #include "isupport.h"
61  
62  
63 + struct config_channel_entry ConfigChannel;
64 + struct config_serverhide_entry ConfigServerHide;
65 + struct config_general_entry ConfigGeneral;
66 + struct config_log_entry ConfigLog = { .use_logging = 1 };
67 + struct config_serverinfo_entry ConfigServerInfo;
68 + struct config_admin_entry ConfigAdminInfo;
69 + struct conf_parser_context conf_parser_ctx;
70 +
71   /* general conf items link list root, other than k lines etc. */
72 < dlink_list service_items = { NULL, NULL, 0 };
73 < dlink_list server_items  = { NULL, NULL, 0 };
74 < dlink_list cluster_items = { NULL, NULL, 0 };
75 < dlink_list oconf_items   = { NULL, NULL, 0 };
76 < dlink_list uconf_items   = { NULL, NULL, 0 };
77 < dlink_list xconf_items   = { NULL, NULL, 0 };
66 < dlink_list nresv_items   = { NULL, NULL, 0 };
67 < dlink_list cresv_items   = { NULL, NULL, 0 };
72 > dlink_list service_items;
73 > dlink_list server_items;
74 > dlink_list operator_items;
75 > dlink_list gecos_items;
76 > dlink_list nresv_items;
77 > dlink_list cresv_items;
78  
79   extern unsigned int lineno;
80   extern char linebuf[];
81   extern char conffilebuf[IRCD_BUFSIZE];
82   extern int yyparse(); /* defined in y.tab.c */
83  
74 /* internally defined functions */
75 static void read_conf(FILE *);
76 static void clear_out_old_conf(void);
77 static void expire_tklines(dlink_list *);
78 static int verify_access(struct Client *);
79 static int attach_iline(struct Client *, struct MaskItem *);
80 static dlink_list *map_to_list(enum maskitem_type);
81 static int find_user_host(struct Client *, char *, char *, char *, unsigned int);
82
84  
85   /* conf_dns_callback()
86   *
# Line 92 | Line 93 | static int find_user_host(struct Client
93   * if successful save hp in the conf item it was called with
94   */
95   static void
96 < conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name)
96 > conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name, size_t namelength)
97   {
98 <  struct MaskItem *conf = vptr;
98 >  struct MaskItem *const conf = vptr;
99  
100    conf->dns_pending = 0;
101  
# Line 113 | Line 114 | conf_dns_callback(void *vptr, const stru
114   static void
115   conf_dns_lookup(struct MaskItem *conf)
116   {
117 <  if (!conf->dns_pending)
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 > /* map_to_list()
129 > *
130 > * inputs       - ConfType conf
131 > * output       - pointer to dlink_list to use
132 > * side effects - none
133 > */
134 > static dlink_list *
135 > map_to_list(enum maskitem_type type)
136 > {
137 >  switch (type)
138    {
139 <    conf->dns_pending = 1;
140 <    gethost_byname(conf_dns_callback, conf, conf->host);
139 >    case CONF_XLINE:
140 >      return &gecos_items;
141 >      break;
142 >    case CONF_NRESV:
143 >      return &nresv_items;
144 >      break;
145 >    case CONF_CRESV:
146 >      return &cresv_items;
147 >      break;
148 >    case CONF_OPER:
149 >      return &operator_items;
150 >      break;
151 >    case CONF_SERVER:
152 >      return &server_items;
153 >      break;
154 >    case CONF_SERVICE:
155 >      return &service_items;
156 >      break;
157 >    default:
158 >      return NULL;
159    }
160   }
161  
162   struct MaskItem *
163   conf_make(enum maskitem_type type)
164   {
165 <  struct MaskItem *conf = MyCalloc(sizeof(*conf));
165 >  struct MaskItem *const conf = xcalloc(sizeof(*conf));
166    dlink_list *list = NULL;
167  
168    conf->type   = type;
# Line 138 | Line 177 | conf_make(enum maskitem_type type)
177   void
178   conf_free(struct MaskItem *conf)
179   {
180 <  dlink_node *ptr = NULL, *ptr_next = NULL;
180 >  dlink_node *node = NULL, *node_next = NULL;
181    dlink_list *list = NULL;
182  
183 <  if (conf->node.next)
184 <    if ((list = map_to_list(conf->type)))
146 <      dlinkDelete(&conf->node, list);
183 >  if ((list = map_to_list(conf->type)))
184 >    dlinkFindDelete(list, conf);
185  
186 <  MyFree(conf->name);
186 >  xfree(conf->name);
187  
188    if (conf->dns_pending)
189      delete_resolver_queries(conf);
# Line 156 | Line 194 | conf_free(struct MaskItem *conf)
194  
195    conf->class = NULL;
196  
197 <  MyFree(conf->passwd);
198 <  MyFree(conf->spasswd);
199 <  MyFree(conf->reason);
200 <  MyFree(conf->certfp);
201 <  MyFree(conf->user);
202 <  MyFree(conf->host);
203 < #ifdef HAVE_LIBCRYPTO
204 <  MyFree(conf->cipher_list);
197 >  xfree(conf->passwd);
198 >  xfree(conf->spasswd);
199 >  xfree(conf->reason);
200 >  xfree(conf->certfp);
201 >  xfree(conf->whois);
202 >  xfree(conf->user);
203 >  xfree(conf->host);
204 >  xfree(conf->cipher_list);
205 >
206 >  DLINK_FOREACH_SAFE(node, node_next, conf->hub_list.head)
207 >  {
208 >    xfree(node->data);
209 >    dlinkDelete(node, &conf->hub_list);
210 >    free_dlink_node(node);
211 >  }
212  
213 <  if (conf->rsa_public_key)
169 <    RSA_free(conf->rsa_public_key);
170 < #endif
171 <  DLINK_FOREACH_SAFE(ptr, ptr_next, conf->hub_list.head)
213 >  DLINK_FOREACH_SAFE(node, node_next, conf->leaf_list.head)
214    {
215 <    MyFree(ptr->data);
216 <    dlinkDelete(ptr, &conf->hub_list);
217 <    free_dlink_node(ptr);
215 >    xfree(node->data);
216 >    dlinkDelete(node, &conf->leaf_list);
217 >    free_dlink_node(node);
218    }
219  
220 <  DLINK_FOREACH_SAFE(ptr, ptr_next, conf->leaf_list.head)
220 >  DLINK_FOREACH_SAFE(node, node_next, conf->exempt_list.head)
221    {
222 <    MyFree(ptr->data);
223 <    dlinkDelete(ptr, &conf->leaf_list);
224 <    free_dlink_node(ptr);
222 >    struct exempt *exptr = node->data;
223 >
224 >    dlinkDelete(node, &conf->exempt_list);
225 >    xfree(exptr->name);
226 >    xfree(exptr->user);
227 >    xfree(exptr->host);
228 >    xfree(exptr);
229    }
230  
231 <  DLINK_FOREACH_SAFE(ptr, ptr_next, conf->exempt_list.head)
231 >  xfree(conf);
232 > }
233 >
234 > /* attach_iline()
235 > *
236 > * inputs       - client pointer
237 > *              - conf pointer
238 > * output       -
239 > * side effects - do actual attach
240 > */
241 > static int
242 > attach_iline(struct Client *client_p, struct MaskItem *conf)
243 > {
244 >  const struct ClassItem *const class = conf->class;
245 >  struct ip_entry *ip_found;
246 >  int a_limit_reached = 0;
247 >  unsigned int local = 0, global = 0, ident = 0;
248 >
249 >  ip_found = ipcache_find_or_add_address(&client_p->connection->ip);
250 >  ip_found->count++;
251 >  AddFlag(client_p, FLAGS_IPHASH);
252 >
253 >  userhost_count(client_p->username, client_p->host,
254 >                 &global, &local, &ident);
255 >
256 >  /* XXX blah. go down checking the various silly limits
257 >   * setting a_limit_reached if any limit is reached.
258 >   * - Dianora
259 >   */
260 >  if (class->max_total && class->ref_count >= class->max_total)
261 >    a_limit_reached = 1;
262 >  else if (class->max_perip && ip_found->count > class->max_perip)
263 >    a_limit_reached = 1;
264 >  else if (class->max_local && local >= class->max_local)
265 >    a_limit_reached = 1;
266 >  else if (class->max_global && global >= class->max_global)
267 >    a_limit_reached = 1;
268 >  else if (class->max_ident && ident >= class->max_ident &&
269 >           client_p->username[0] != '~')
270 >    a_limit_reached = 1;
271 >
272 >  if (a_limit_reached)
273    {
274 <    struct exempt *exptr = ptr->data;
274 >    if (!IsConfExemptLimits(conf))
275 >      return TOO_MANY;   /* Already at maximum allowed */
276  
277 <    dlinkDelete(ptr, &conf->exempt_list);
278 <    MyFree(exptr->name);
191 <    MyFree(exptr->user);
192 <    MyFree(exptr->host);
193 <    MyFree(exptr);
277 >    sendto_one_notice(client_p, &me, ":*** Your connection class is full, "
278 >                      "but you have exceed_limit = yes;");
279    }
280  
281 <  MyFree(conf);
281 >  return attach_conf(client_p, conf);
282 > }
283 >
284 > /* verify_access()
285 > *
286 > * inputs       - pointer to client to verify
287 > * output       - 0 if success -'ve if not
288 > * side effect  - find the first (best) I line to attach.
289 > */
290 > static int
291 > verify_access(struct Client *client_p)
292 > {
293 >  struct MaskItem *conf = NULL;
294 >
295 >  if (HasFlag(client_p, FLAGS_GOTID))
296 >  {
297 >    conf = find_address_conf(client_p->host, client_p->username,
298 >                             &client_p->connection->ip,
299 >                             client_p->connection->aftype,
300 >                             client_p->connection->password);
301 >  }
302 >  else
303 >  {
304 >    char non_ident[USERLEN + 1] = "~";
305 >
306 >    strlcpy(non_ident + 1, client_p->username, sizeof(non_ident) - 1);
307 >    conf = find_address_conf(client_p->host, non_ident,
308 >                             &client_p->connection->ip,
309 >                             client_p->connection->aftype,
310 >                             client_p->connection->password);
311 >  }
312 >
313 >  if (!conf)
314 >    return NOT_AUTHORIZED;
315 >
316 >  assert(IsConfClient(conf) || IsConfKill(conf));
317 >
318 >  if (IsConfClient(conf))
319 >  {
320 >    if (IsConfRedir(conf))
321 >    {
322 >      sendto_one_numeric(client_p, &me, RPL_REDIR,
323 >                         conf->name ? conf->name : "",
324 >                         conf->port);
325 >      return NOT_AUTHORIZED;
326 >    }
327 >
328 >    if (IsConfDoSpoofIp(conf))
329 >    {
330 >      if (IsConfSpoofNotice(conf))
331 >        sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, "%s spoofing: %s as %s",
332 >                             client_p->name, client_p->host, conf->name);
333 >
334 >      strlcpy(client_p->host, conf->name, sizeof(client_p->host));
335 >    }
336 >
337 >    return attach_iline(client_p, conf);
338 >  }
339 >
340 >  sendto_one_notice(client_p, &me, ":*** Banned: %s", conf->reason);
341 >  return BANNED_CLIENT;
342   }
343  
344   /* check_client()
# Line 233 | Line 378 | check_client(struct Client *source_p)
378  
379      case I_LINE_FULL:
380        sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
381 <                           "auth{} block is full for %s (%s).",
381 >                           "auth {} block is full for %s (%s).",
382                             get_client_name(source_p, SHOW_IP),
383                             source_p->sockhost);
384        ilog(LOG_TYPE_IRCD, "Too many connections from %s.",
# Line 243 | Line 388 | check_client(struct Client *source_p)
388        break;
389  
390      case NOT_AUTHORIZED:
246      ++ServerStats.is_ref;
391        /* jdc - lists server name & port connections are on */
392        /*       a purely cosmetical change */
393        sendto_realops_flags(UMODE_UNAUTH, L_ALL, SEND_NOTICE,
394                             "Unauthorized client connection from %s [%s] on [%s/%u].",
395                             get_client_name(source_p, SHOW_IP),
396                             source_p->sockhost,
397 <                           source_p->localClient->listener->name,
398 <                           source_p->localClient->listener->port);
399 <      ilog(LOG_TYPE_IRCD,
256 <           "Unauthorized client connection from %s on [%s/%u].",
397 >                           source_p->connection->listener->name,
398 >                           source_p->connection->listener->port);
399 >      ilog(LOG_TYPE_IRCD, "Unauthorized client connection from %s on [%s/%u].",
400             get_client_name(source_p, SHOW_IP),
401 <           source_p->localClient->listener->name,
402 <           source_p->localClient->listener->port);
401 >           source_p->connection->listener->name,
402 >           source_p->connection->listener->port);
403  
404 +      ++ServerStats.is_ref;
405        exit_client(source_p, "You are not authorized to use this server");
406        break;
407  
408 <   case BANNED_CLIENT:
409 <     exit_client(source_p, "Banned");
410 <     ++ServerStats.is_ref;
411 <     break;
268 <
269 <   case 0:
270 <   default:
271 <     break;
272 <  }
273 <
274 <  return (i < 0 ? 0 : 1);
275 < }
276 <
277 < /* verify_access()
278 < *
279 < * inputs       - pointer to client to verify
280 < * output       - 0 if success -'ve if not
281 < * side effect  - find the first (best) I line to attach.
282 < */
283 < static int
284 < verify_access(struct Client *client_p)
285 < {
286 <  struct MaskItem *conf = NULL;
287 <  char non_ident[USERLEN + 1] = "~";
288 <
289 <  if (IsGotId(client_p))
290 <  {
291 <    conf = find_address_conf(client_p->host, client_p->username,
292 <                             &client_p->localClient->ip,
293 <                             client_p->localClient->aftype,
294 <                             client_p->localClient->passwd);
295 <  }
296 <  else
297 <  {
298 <    strlcpy(non_ident + 1, client_p->username, sizeof(non_ident) - 1);
299 <    conf = find_address_conf(client_p->host,non_ident,
300 <                             &client_p->localClient->ip,
301 <                             client_p->localClient->aftype,
302 <                             client_p->localClient->passwd);
303 <  }
304 <
305 <  if (conf)
306 <  {
307 <    if (IsConfClient(conf))
308 <    {
309 <      if (IsConfRedir(conf))
310 <      {
311 <        sendto_one_numeric(client_p, &me, RPL_REDIR,
312 <                           conf->name ? conf->name : "",
313 <                           conf->port);
314 <        return NOT_AUTHORIZED;
315 <      }
316 <
317 <      if (IsConfDoIdentd(conf))
318 <        SetNeedId(client_p);
319 <
320 <      /* Thanks for spoof idea amm */
321 <      if (IsConfDoSpoofIp(conf))
322 <      {
323 <        if (!ConfigGeneral.hide_spoof_ips && IsConfSpoofNotice(conf))
324 <          sendto_realops_flags(UMODE_ALL, L_ADMIN, SEND_NOTICE,
325 <                               "%s spoofing: %s as %s",
326 <                               client_p->name, client_p->host, conf->name);
327 <        strlcpy(client_p->host, conf->name, sizeof(client_p->host));
328 <        AddFlag(client_p, FLAGS_IP_SPOOFING | FLAGS_AUTH_SPOOF);
329 <      }
330 <
331 <      return attach_iline(client_p, conf);
332 <    }
333 <    else if (IsConfKill(conf) || (ConfigGeneral.glines && IsConfGline(conf)))
334 <    {
335 <      if (IsConfGline(conf))
336 <        sendto_one_notice(client_p, &me, ":*** G-lined");
337 <      sendto_one_notice(client_p, &me, ":*** Banned: %s", conf->reason);
338 <      return BANNED_CLIENT;
339 <    }
340 <  }
341 <
342 <  return NOT_AUTHORIZED;
343 < }
344 <
345 < /* attach_iline()
346 < *
347 < * inputs       - client pointer
348 < *              - conf pointer
349 < * output       -
350 < * side effects - do actual attach
351 < */
352 < static int
353 < attach_iline(struct Client *client_p, struct MaskItem *conf)
354 < {
355 <  const struct ClassItem *class = conf->class;
356 <  struct ip_entry *ip_found;
357 <  int a_limit_reached = 0;
358 <  unsigned int local = 0, global = 0, ident = 0;
359 <
360 <  ip_found = ipcache_find_or_add_address(&client_p->localClient->ip);
361 <  ip_found->count++;
362 <  SetIpHash(client_p);
363 <
364 <  count_user_host(client_p->username, client_p->host,
365 <                  &global, &local, &ident);
366 <
367 <  /* XXX blah. go down checking the various silly limits
368 <   * setting a_limit_reached if any limit is reached.
369 <   * - Dianora
370 <   */
371 <  if (class->max_total && class->ref_count >= class->max_total)
372 <    a_limit_reached = 1;
373 <  else if (class->max_perip && ip_found->count > class->max_perip)
374 <    a_limit_reached = 1;
375 <  else if (class->max_local && local >= class->max_local)
376 <    a_limit_reached = 1;
377 <  else if (class->max_global && global >= class->max_global)
378 <    a_limit_reached = 1;
379 <  else if (class->max_ident && ident >= class->max_ident &&
380 <           client_p->username[0] != '~')
381 <    a_limit_reached = 1;
382 <
383 <  if (a_limit_reached)
384 <  {
385 <    if (!IsConfExemptLimits(conf))
386 <      return TOO_MANY;   /* Already at maximum allowed */
408 >    case BANNED_CLIENT:
409 >      ++ServerStats.is_ref;
410 >      exit_client(source_p, "Banned");
411 >      break;
412  
413 <    sendto_one_notice(client_p, &me, ":*** Your connection class is full, "
414 <                      "but you have exceed_limit = yes;");
413 >    case 0:
414 >    default:
415 >      break;
416    }
417  
418 <  return attach_conf(client_p, conf);
418 >  return !(i < 0);
419   }
420  
421   /* detach_conf()
# Line 403 | Line 429 | attach_iline(struct Client *client_p, st
429   void
430   detach_conf(struct Client *client_p, enum maskitem_type type)
431   {
432 <  dlink_node *ptr = NULL, *ptr_next = NULL;
432 >  dlink_node *node = NULL, *node_next = NULL;
433  
434 <  DLINK_FOREACH_SAFE(ptr, ptr_next, client_p->localClient->confs.head)
434 >  DLINK_FOREACH_SAFE(node, node_next, client_p->connection->confs.head)
435    {
436 <    struct MaskItem *conf = ptr->data;
436 >    struct MaskItem *conf = node->data;
437  
438      assert(conf->type & (CONF_CLIENT | CONF_OPER | CONF_SERVER));
439      assert(conf->ref_count > 0);
# Line 416 | Line 442 | detach_conf(struct Client *client_p, enu
442      if (!(conf->type & type))
443        continue;
444  
445 <    dlinkDelete(ptr, &client_p->localClient->confs);
446 <    free_dlink_node(ptr);
445 >    dlinkDelete(node, &client_p->connection->confs);
446 >    free_dlink_node(node);
447  
448      if (conf->type == CONF_CLIENT)
449 <      remove_from_cidr_check(&client_p->localClient->ip, conf->class);
449 >      remove_from_cidr_check(&client_p->connection->ip, conf->class);
450  
451      if (--conf->class->ref_count == 0 && conf->class->active == 0)
452      {
# Line 446 | Line 472 | detach_conf(struct Client *client_p, enu
472   int
473   attach_conf(struct Client *client_p, struct MaskItem *conf)
474   {
475 <  if (dlinkFind(&client_p->localClient->confs, conf))
475 >  if (dlinkFind(&client_p->connection->confs, conf))
476      return 1;
477  
478    if (conf->type == CONF_CLIENT)
479      if (cidr_limit_reached(IsConfExemptLimits(conf),
480 <                           &client_p->localClient->ip, conf->class))
480 >                           &client_p->connection->ip, conf->class))
481        return TOO_MANY;    /* Already at maximum allowed */
482  
483    conf->class->ref_count++;
484    conf->ref_count++;
485  
486 <  dlinkAdd(conf, make_dlink_node(), &client_p->localClient->confs);
486 >  dlinkAdd(conf, make_dlink_node(), &client_p->connection->confs);
487  
488    return 0;
489   }
# Line 474 | Line 500 | int
500   attach_connect_block(struct Client *client_p, const char *name,
501                       const char *host)
502   {
503 <  dlink_node *ptr;
478 <  struct MaskItem *conf = NULL;
503 >  dlink_node *node = NULL;
504  
505 <  assert(client_p != NULL);
481 <  assert(host != NULL);
482 <
483 <  if (client_p == NULL || host == NULL)
484 <    return 0;
505 >  assert(host);
506  
507 <  DLINK_FOREACH(ptr, server_items.head)
507 >  DLINK_FOREACH(node, server_items.head)
508    {
509 <    conf = ptr->data;
509 >    struct MaskItem *conf = node->data;
510  
511      if (match(conf->name, name) || match(conf->host, host))
512        continue;
513  
514      attach_conf(client_p, conf);
515 <    return -1;
515 >    return 1;
516    }
517  
518    return 0;
# Line 509 | Line 530 | attach_connect_block(struct Client *clie
530   struct MaskItem *
531   find_conf_name(dlink_list *list, const char *name, enum maskitem_type type)
532   {
533 <  dlink_node *ptr;
513 <  struct MaskItem* conf;
533 >  dlink_node *node = NULL;
534  
535 <  DLINK_FOREACH(ptr, list->head)
535 >  DLINK_FOREACH(node, list->head)
536    {
537 <    conf = ptr->data;
537 >    struct MaskItem *conf = node->data;
538  
539      if (conf->type == type)
540      {
541 <      if (conf->name && (!irccmp(conf->name, name) ||
542 <                         !match(conf->name, name)))
523 <      return conf;
541 >      if (conf->name && !irccmp(conf->name, name))
542 >        return conf;
543      }
544    }
545  
546    return NULL;
547   }
548  
530 /* map_to_list()
531 *
532 * inputs       - ConfType conf
533 * output       - pointer to dlink_list to use
534 * side effects - none
535 */
536 static dlink_list *
537 map_to_list(enum maskitem_type type)
538 {
539  switch(type)
540  {
541  case CONF_XLINE:
542    return(&xconf_items);
543    break;
544  case CONF_ULINE:
545    return(&uconf_items);
546    break;
547  case CONF_NRESV:
548    return(&nresv_items);
549    break;
550  case CONF_CRESV:
551    return(&cresv_items);
552  case CONF_OPER:
553    return(&oconf_items);
554    break;
555  case CONF_SERVER:
556    return(&server_items);
557    break;
558  case CONF_SERVICE:
559    return(&service_items);
560    break;
561  case CONF_CLUSTER:
562    return(&cluster_items);
563    break;
564  default:
565    return NULL;
566  }
567 }
568
549   /* find_matching_name_conf()
550   *
551   * inputs       - type of link list to look in
# Line 580 | Line 560 | struct MaskItem *
560   find_matching_name_conf(enum maskitem_type type, const char *name, const char *user,
561                          const char *host, unsigned int flags)
562   {
563 <  dlink_node *ptr=NULL;
564 <  struct MaskItem *conf=NULL;
565 <  dlink_list *list_p = map_to_list(type);
563 >  dlink_node *node = NULL;
564 >  dlink_list *list = map_to_list(type);
565 >  struct MaskItem *conf = NULL;
566  
567    switch (type)
568    {
569    case CONF_SERVICE:
570 <    DLINK_FOREACH(ptr, list_p->head)
570 >    DLINK_FOREACH(node, list->head)
571      {
572 <      conf = ptr->data;
572 >      conf = node->data;
573  
574        if (EmptyString(conf->name))
575          continue;
576 <      if ((name != NULL) && !irccmp(name, conf->name))
576 >      if (name && !irccmp(name, conf->name))
577          return conf;
578      }
579      break;
580  
581    case CONF_XLINE:
602  case CONF_ULINE:
582    case CONF_NRESV:
583    case CONF_CRESV:
584 <    DLINK_FOREACH(ptr, list_p->head)
584 >    DLINK_FOREACH(node, list->head)
585      {
586 <      conf = ptr->data;
586 >      conf = node->data;
587  
588        if (EmptyString(conf->name))
589          continue;
590 <      if ((name != NULL) && !match(conf->name, name))
590 >      if (name && !match(conf->name, name))
591        {
592          if ((user == NULL && (host == NULL)))
593            return conf;
594 <        if ((conf->flags & flags) != flags)
594 >        if ((conf->modes & flags) != flags)
595            continue;
596          if (EmptyString(conf->user) || EmptyString(conf->host))
597            return conf;
# Line 623 | Line 602 | find_matching_name_conf(enum maskitem_ty
602        break;
603  
604    case CONF_SERVER:
605 <    DLINK_FOREACH(ptr, list_p->head)
605 >    DLINK_FOREACH(node, list->head)
606      {
607 <      conf = ptr->data;
607 >      conf = node->data;
608  
609 <      if ((name != NULL) && !match(name, conf->name))
609 >      if (name && !match(name, conf->name))
610          return conf;
611 <      else if ((host != NULL) && !match(host, conf->host))
611 >      if (host && !match(host, conf->host))
612          return conf;
613      }
614      break;
# Line 653 | Line 632 | struct MaskItem *
632   find_exact_name_conf(enum maskitem_type type, const struct Client *who, const char *name,
633                       const char *user, const char *host)
634   {
635 <  dlink_node *ptr = NULL;
636 <  struct MaskItem *conf;
637 <  dlink_list *list_p = map_to_list(type);
635 >  dlink_node *node = NULL;
636 >  dlink_list *list = map_to_list(type);
637 >  struct MaskItem *conf = NULL;
638  
639    switch(type)
640    {
641    case CONF_XLINE:
663  case CONF_ULINE:
642    case CONF_NRESV:
643    case CONF_CRESV:
644  
645 <    DLINK_FOREACH(ptr, list_p->head)
645 >    DLINK_FOREACH(node, list->head)
646      {
647 <      conf = ptr->data;
647 >      conf = node->data;
648  
649        if (EmptyString(conf->name))
650          continue;
# Line 684 | Line 662 | find_exact_name_conf(enum maskitem_type
662      break;
663  
664    case CONF_OPER:
665 <    DLINK_FOREACH(ptr, list_p->head)
665 >    DLINK_FOREACH(node, list->head)
666      {
667 <      conf = ptr->data;
667 >      conf = node->data;
668  
669        if (EmptyString(conf->name))
670          continue;
# Line 707 | Line 685 | find_exact_name_conf(enum maskitem_type
685                    return conf;
686                break;
687              case HM_IPV4:
688 <              if (who->localClient->aftype == AF_INET)
689 <                if (match_ipv4(&who->localClient->ip, &conf->addr, conf->bits))
688 >              if (who->connection->aftype == AF_INET)
689 >                if (match_ipv4(&who->connection->ip, &conf->addr, conf->bits))
690                    if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
691                      return conf;
692                break;
715 #ifdef IPV6
693              case HM_IPV6:
694 <              if (who->localClient->aftype == AF_INET6)
695 <                if (match_ipv6(&who->localClient->ip, &conf->addr, conf->bits))
694 >              if (who->connection->aftype == AF_INET6)
695 >                if (match_ipv6(&who->connection->ip, &conf->addr, conf->bits))
696                    if (!conf->class->max_total || conf->class->ref_count < conf->class->max_total)
697                      return conf;
698                break;
722 #endif
699              default:
700                assert(0);
701            }
# Line 730 | Line 706 | find_exact_name_conf(enum maskitem_type
706      break;
707  
708    case CONF_SERVER:
709 <    DLINK_FOREACH(ptr, list_p->head)
709 >    DLINK_FOREACH(node, list->head)
710      {
711 <      conf = ptr->data;
711 >      conf = node->data;
712  
713        if (EmptyString(conf->name))
714          continue;
# Line 757 | Line 733 | find_exact_name_conf(enum maskitem_type
733    return NULL;
734   }
735  
760 /* rehash()
761 *
762 * Actual REHASH service routine. Called with sig == 0 if it has been called
763 * as a result of an operator issuing this command, else assume it has been
764 * called as a result of the server receiving a HUP signal.
765 */
766 int
767 rehash(int sig)
768 {
769  if (sig)
770    sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
771                         "Got signal SIGHUP, reloading configuration file(s)");
772
773  restart_resolver();
774
775  /* don't close listeners until we know we can go ahead with the rehash */
776
777  /* Check to see if we magically got(or lost) IPv6 support */
778  check_can_use_v6();
779
780  read_conf_files(0);
781
782  if (ConfigServerInfo.description)
783    strlcpy(me.info, ConfigServerInfo.description, sizeof(me.info));
784
785  load_conf_modules();
786  check_conf_klines();
787
788  return 0;
789 }
790
736   /* set_default_conf()
737   *
738   * inputs       - NONE
# Line 805 | Line 750 | set_default_conf(void)
750     */
751    assert(class_default == class_get_list()->tail->data);
752  
808 #ifdef HAVE_LIBCRYPTO
809  ConfigServerInfo.message_digest_algorithm = EVP_sha256();
810  ConfigServerInfo.rsa_private_key = NULL;
811  ConfigServerInfo.rsa_private_key_file = NULL;
812 #endif
813
814  /* ConfigServerInfo.name is not rehashable */
815  /* ConfigServerInfo.name = ConfigServerInfo.name; */
816  ConfigServerInfo.description = NULL;
753    ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
754    ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
755  
# Line 822 | Line 758 | set_default_conf(void)
758    memset(&ConfigServerInfo.ip6, 0, sizeof(ConfigServerInfo.ip6));
759    ConfigServerInfo.specific_ipv6_vhost = 0;
760  
761 <  ConfigServerInfo.max_clients = MAXCLIENTS_MAX;
761 >  ConfigServerInfo.default_max_clients = MAXCLIENTS_MAX;
762    ConfigServerInfo.max_nick_length = 9;
763    ConfigServerInfo.max_topic_length = 80;
764    ConfigServerInfo.hub = 0;
765  
830  ConfigAdminInfo.name = NULL;
831  ConfigAdminInfo.email = NULL;
832  ConfigAdminInfo.description = NULL;
833
766    log_del_all();
767  
768    ConfigLog.use_logging = 1;
# Line 838 | Line 770 | set_default_conf(void)
770    ConfigChannel.disable_fake_channels = 0;
771    ConfigChannel.invite_client_count = 10;
772    ConfigChannel.invite_client_time = 300;
773 +  ConfigChannel.invite_delay_channel = 5;
774    ConfigChannel.knock_client_count = 1;
775    ConfigChannel.knock_client_time = 300;
776    ConfigChannel.knock_delay_channel = 60;
777    ConfigChannel.max_channels = 25;
778    ConfigChannel.max_bans = 25;
779 <  ConfigChannel.default_split_user_count = 0;
780 <  ConfigChannel.default_split_server_count = 0;
848 <  ConfigChannel.no_join_on_split = 0;
849 <  ConfigChannel.no_create_on_split = 0;
779 >  ConfigChannel.default_join_flood_count = 18;
780 >  ConfigChannel.default_join_flood_time = 6;
781  
782    ConfigServerHide.flatten_links = 0;
783 <  ConfigServerHide.links_delay = 300;
783 >  ConfigServerHide.flatten_links_delay = 300;
784    ConfigServerHide.hidden = 0;
785    ConfigServerHide.hide_servers = 0;
786    ConfigServerHide.hide_services = 0;
# Line 859 | Line 790 | set_default_conf(void)
790  
791    ConfigGeneral.away_count = 2;
792    ConfigGeneral.away_time = 10;
793 <  ConfigGeneral.service_name = xstrdup(SERVICE_NAME_DEFAULT);
863 <  ConfigGeneral.max_watch = WATCHSIZE_DEFAULT;
793 >  ConfigGeneral.max_watch = 50;
794    ConfigGeneral.cycle_on_host_change = 1;
795 <  ConfigGeneral.glines = 0;
796 <  ConfigGeneral.gline_time = 12 * 3600;
797 <  ConfigGeneral.gline_request_time = GLINE_REQUEST_EXPIRE_DEFAULT;
798 <  ConfigGeneral.gline_min_cidr = 16;
869 <  ConfigGeneral.gline_min_cidr6 = 48;
795 >  ConfigGeneral.dline_min_cidr = 16;
796 >  ConfigGeneral.dline_min_cidr6 = 48;
797 >  ConfigGeneral.kline_min_cidr = 16;
798 >  ConfigGeneral.kline_min_cidr6 = 48;
799    ConfigGeneral.invisible_on_connect = 1;
800    ConfigGeneral.tkline_expire_notices = 1;
872  ConfigGeneral.hide_spoof_ips = 1;
801    ConfigGeneral.ignore_bogus_ts = 0;
802    ConfigGeneral.disable_auth = 0;
803    ConfigGeneral.kill_chase_time_limit = 90;
# Line 878 | Line 806 | set_default_conf(void)
806    ConfigGeneral.dots_in_ident = 0;
807    ConfigGeneral.min_nonwildcard = 4;
808    ConfigGeneral.min_nonwildcard_simple = 3;
809 <  ConfigGeneral.max_accept = 20;
809 >  ConfigGeneral.max_accept = 50;
810    ConfigGeneral.anti_nick_flood = 0;
811    ConfigGeneral.max_nick_time = 20;
812    ConfigGeneral.max_nick_changes = 5;
813    ConfigGeneral.anti_spam_exit_message_time = 0;
814 <  ConfigGeneral.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
815 <  ConfigGeneral.ts_max_delta = TS_MAX_DELTA_DEFAULT;
814 >  ConfigGeneral.ts_warn_delta = 30;
815 >  ConfigGeneral.ts_max_delta = 600;
816    ConfigGeneral.warn_no_connect_block = 1;
817    ConfigGeneral.stats_e_disabled = 0;
890  ConfigGeneral.stats_o_oper_only = 0;
891  ConfigGeneral.stats_k_oper_only = 1;  /* 1 = masked */
818    ConfigGeneral.stats_i_oper_only = 1;  /* 1 = masked */
819 +  ConfigGeneral.stats_k_oper_only = 1;  /* 1 = masked */
820 +  ConfigGeneral.stats_o_oper_only = 1;
821 +  ConfigGeneral.stats_m_oper_only = 1;
822    ConfigGeneral.stats_P_oper_only = 0;
823    ConfigGeneral.stats_u_oper_only = 0;
824    ConfigGeneral.caller_id_wait = 60;
# Line 899 | Line 828 | set_default_conf(void)
828    ConfigGeneral.short_motd = 0;
829    ConfigGeneral.ping_cookie = 0;
830    ConfigGeneral.no_oper_flood = 0;
902  ConfigGeneral.true_no_oper_flood = 0;
903  ConfigGeneral.oper_pass_resv = 1;
831    ConfigGeneral.max_targets = MAX_TARGETS_DEFAULT;
832 <  ConfigGeneral.oper_only_umodes = UMODE_DEBUG;
832 >  ConfigGeneral.oper_only_umodes = UMODE_DEBUG | UMODE_LOCOPS | UMODE_HIDDEN | UMODE_FARCONNECT |
833 >                                   UMODE_UNAUTH | UMODE_EXTERNAL | UMODE_BOTS | UMODE_NCHANGE |
834 >                                   UMODE_SPY | UMODE_FULL | UMODE_SKILL | UMODE_REJ | UMODE_CCONN;
835    ConfigGeneral.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE | UMODE_WALLOP;
836    ConfigGeneral.throttle_count = 1;
837    ConfigGeneral.throttle_time = 1;
# Line 911 | Line 840 | set_default_conf(void)
840   static void
841   validate_conf(void)
842   {
843 <  if (ConfigGeneral.ts_warn_delta < TS_WARN_DELTA_MIN)
915 <    ConfigGeneral.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
916 <
917 <  if (ConfigGeneral.ts_max_delta < TS_MAX_DELTA_MIN)
918 <    ConfigGeneral.ts_max_delta = TS_MAX_DELTA_DEFAULT;
919 <
920 <  if (ConfigServerInfo.network_name == NULL)
843 >  if (EmptyString(ConfigServerInfo.network_name))
844      ConfigServerInfo.network_name = xstrdup(NETWORK_NAME_DEFAULT);
845  
846 <  if (ConfigServerInfo.network_desc == NULL)
846 >  if (EmptyString(ConfigServerInfo.network_desc))
847      ConfigServerInfo.network_desc = xstrdup(NETWORK_DESC_DEFAULT);
925
926  if (ConfigGeneral.service_name == NULL)
927    ConfigGeneral.service_name = xstrdup(SERVICE_NAME_DEFAULT);
928
929  ConfigGeneral.max_watch = IRCD_MAX(ConfigGeneral.max_watch, WATCHSIZE_MIN);
848   }
849  
850   /* read_conf()
# Line 953 | Line 871 | read_conf(FILE *file)
871    class_delete_marked();  /* Delete unused classes that are marked for deletion */
872   }
873  
874 + /* conf_rehash()
875 + *
876 + * Actual REHASH service routine. Called with sig == 0 if it has been called
877 + * as a result of an operator issuing this command, else assume it has been
878 + * called as a result of the server receiving a HUP signal.
879 + */
880 + void
881 + conf_rehash(int sig)
882 + {
883 +  if (sig)
884 +    sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
885 +                         "Got signal SIGHUP, reloading configuration file(s)");
886 +
887 +  restart_resolver();
888 +
889 +  /* don't close listeners until we know we can go ahead with the rehash */
890 +
891 +  read_conf_files(0);
892 +
893 +  load_conf_modules();
894 +  check_conf_klines();
895 + }
896 +
897   /* lookup_confhost()
898   *
899   * start DNS lookups of all hostnames in the conf
# Line 1001 | Line 942 | int
942   conf_connect_allowed(struct irc_ssaddr *addr, int aftype)
943   {
944    struct ip_entry *ip_found = NULL;
945 <  struct MaskItem *conf = find_dline_conf(addr, aftype);
1005 <
1006 <  /* DLINE exempt also gets you out of static limits/pacing... */
1007 <  if (conf && (conf->type == CONF_EXEMPT))
1008 <    return 0;
945 >  const struct MaskItem *conf = find_dline_conf(addr, aftype);
946  
947    if (conf)
948 +  {
949 +    /* DLINE exempt also gets you out of static limits/pacing... */
950 +    if (conf->type == CONF_EXEMPT)
951 +      return 0;
952      return BANNED_CLIENT;
953 +  }
954  
955    ip_found = ipcache_find_or_add_address(addr);
956  
# Line 1026 | Line 968 | conf_connect_allowed(struct irc_ssaddr *
968    return 0;
969   }
970  
1029 /* cleanup_tklines()
1030 *
1031 * inputs       - NONE
1032 * output       - NONE
1033 * side effects - call function to expire temporary k/d lines
1034 *                This is an event started off in ircd.c
1035 */
1036 void
1037 cleanup_tklines(void *notused)
1038 {
1039  hostmask_expire_temporary();
1040  expire_tklines(&xconf_items);
1041  expire_tklines(&nresv_items);
1042  expire_tklines(&cresv_items);
1043 }
1044
971   /* expire_tklines()
972   *
973   * inputs       - tkline list pointer
# Line 1049 | Line 975 | cleanup_tklines(void *notused)
975   * side effects - expire tklines
976   */
977   static void
978 < expire_tklines(dlink_list *tklist)
978 > expire_tklines(dlink_list *list)
979   {
980 <  dlink_node *ptr = NULL, *ptr_next = NULL;
1055 <  struct MaskItem *conf = NULL;
980 >  dlink_node *node = NULL, *node_next = NULL;
981  
982 <  DLINK_FOREACH_SAFE(ptr, ptr_next, tklist->head)
982 >  DLINK_FOREACH_SAFE(node, node_next, list->head)
983    {
984 <    conf = ptr->data;
984 >    struct MaskItem *conf = node->data;
985  
986      if (!conf->until || conf->until > CurrentTime)
987        continue;
988  
989 <    if (conf->type == CONF_XLINE)
990 <    {
991 <      if (ConfigGeneral.tkline_expire_notices)
992 <        sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1068 <                               "Temporary X-line for [%s] expired", conf->name);
1069 <      conf_free(conf);
1070 <    }
1071 <    else if (conf->type == CONF_NRESV || conf->type == CONF_CRESV)
1072 <    {
1073 <      if (ConfigGeneral.tkline_expire_notices)
1074 <        sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1075 <                               "Temporary RESV for [%s] expired", conf->name);
1076 <      conf_free(conf);
1077 <    }
989 >    if (ConfigGeneral.tkline_expire_notices)
990 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, "Temporary %s for [%s] expired",
991 >                           (conf->type == CONF_XLINE) ? "X-line" : "RESV", conf->name);
992 >    conf_free(conf);
993    }
994   }
995  
996 + /* cleanup_tklines()
997 + *
998 + * inputs       - NONE
999 + * output       - NONE
1000 + * side effects - call function to expire temporary k/d lines
1001 + *                This is an event started off in ircd.c
1002 + */
1003 + void
1004 + cleanup_tklines(void *unused)
1005 + {
1006 +  hostmask_expire_temporary();
1007 +  expire_tklines(&gecos_items);
1008 +  expire_tklines(&nresv_items);
1009 +  expire_tklines(&cresv_items);
1010 + }
1011 +
1012   /* oper_privs_as_string()
1013   *
1014   * inputs        - pointer to client_p
# Line 1090 | Line 1021 | static const struct oper_privs
1021    const unsigned char c;
1022   } flag_list[] = {
1023    { OPER_FLAG_ADMIN,          'A' },
1024 <  { OPER_FLAG_REMOTEBAN,      'B' },
1025 <  { OPER_FLAG_DIE,            'D' },
1026 <  { OPER_FLAG_GLINE,          'G' },
1027 <  { OPER_FLAG_REHASH,         'H' },
1024 >  { OPER_FLAG_CLOSE,          'B' },
1025 >  { OPER_FLAG_CONNECT,        'C' },
1026 >  { OPER_FLAG_CONNECT_REMOTE, 'D' },
1027 >  { OPER_FLAG_DIE,            'E' },
1028 >  { OPER_FLAG_DLINE,          'F' },
1029 >  { OPER_FLAG_GLOBOPS,        'G' },
1030 >  { OPER_FLAG_JOIN_RESV,      'H' },
1031 >  { OPER_FLAG_KILL,           'I' },
1032 >  { OPER_FLAG_KILL_REMOTE,    'J' },
1033    { OPER_FLAG_KLINE,          'K' },
1034 <  { OPER_FLAG_KILL,           'N' },
1035 <  { OPER_FLAG_KILL_REMOTE,    'O' },
1036 <  { OPER_FLAG_CONNECT,        'P' },
1037 <  { OPER_FLAG_CONNECT_REMOTE, 'Q' },
1038 <  { OPER_FLAG_SQUIT,          'R' },
1039 <  { OPER_FLAG_SQUIT_REMOTE,   'S' },
1040 <  { OPER_FLAG_UNKLINE,        'U' },
1041 <  { OPER_FLAG_XLINE,          'X' },
1034 >  { OPER_FLAG_LOCOPS,         'L' },
1035 >  { OPER_FLAG_MODULE,         'M' },
1036 >  { OPER_FLAG_NICK_RESV,      'N' },
1037 >  { OPER_FLAG_OPME,           'O' },
1038 >  { OPER_FLAG_REHASH,         'P' },
1039 >  { OPER_FLAG_REMOTEBAN,      'Q' },
1040 >  { OPER_FLAG_RESTART,        'R' },
1041 >  { OPER_FLAG_RESV,           'S' },
1042 >  { OPER_FLAG_SET,            'T' },
1043 >  { OPER_FLAG_SQUIT,          'U' },
1044 >  { OPER_FLAG_SQUIT_REMOTE,   'V' },
1045 >  { OPER_FLAG_UNDLINE,        'W' },
1046 >  { OPER_FLAG_UNKLINE,        'X' },
1047 >  { OPER_FLAG_UNRESV,         'Y' },
1048 >  { OPER_FLAG_UNXLINE,        'Z' },
1049 >  { OPER_FLAG_WALLOPS,        'a' },
1050 >  { OPER_FLAG_XLINE,          'b' },
1051    { 0, '\0' }
1052   };
1053  
1054 < char *
1054 > const char *
1055   oper_privs_as_string(const unsigned int port)
1056   {
1057    static char privs_out[IRCD_BUFSIZE];
1058    char *privs_ptr = privs_out;
1059  
1060    for (const struct oper_privs *opriv = flag_list; opriv->flag; ++opriv)
1116  {
1061      if (port & opriv->flag)
1062        *privs_ptr++ = opriv->c;
1063 <    else
1064 <      *privs_ptr++ = ToLower(opriv->c);
1065 <  }
1063 >
1064 >  if (privs_ptr == privs_out)
1065 >    *privs_ptr++ = '0';
1066  
1067    *privs_ptr = '\0';
1068  
# Line 1134 | Line 1078 | oper_privs_as_string(const unsigned int
1078   const char *
1079   get_oper_name(const struct Client *client_p)
1080   {
1081 <  const dlink_node *cnode = NULL;
1082 <  /* +5 for !,@,{,} and null */
1083 <  static char buffer[NICKLEN + USERLEN + HOSTLEN + HOSTLEN + 5];
1081 >  static char buffer[IRCD_BUFSIZE];
1082 >
1083 >  if (IsServer(client_p))
1084 >    return client_p->name;
1085  
1086    if (MyConnect(client_p))
1087    {
1088 <    if ((cnode = client_p->localClient->confs.head))
1088 >    const dlink_node *const node = client_p->connection->confs.head;
1089 >
1090 >    if (node)
1091      {
1092 <      const struct MaskItem *conf = cnode->data;
1092 >      const struct MaskItem *const conf = node->data;
1093  
1094 <      if (IsConfOperator(conf))
1094 >      if (conf->type == CONF_OPER)
1095        {
1096          snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name,
1097                   client_p->username, client_p->host, conf->name);
# Line 1164 | Line 1111 | get_oper_name(const struct Client *clien
1111    return buffer;
1112   }
1113  
1114 + /* clear_out_old_conf()
1115 + *
1116 + * inputs       - none
1117 + * output       - none
1118 + * side effects - Clear out the old configuration
1119 + */
1120 + static void
1121 + clear_out_old_conf(void)
1122 + {
1123 +  dlink_node *node = NULL, *node_next = NULL;
1124 +  dlink_list *free_items [] = {
1125 +    &server_items,   &operator_items,
1126 +     &gecos_items,
1127 +     &nresv_items, &service_items, &cresv_items, NULL
1128 +  };
1129 +
1130 +  dlink_list ** iterator = free_items; /* C is dumb */
1131 +
1132 +  /* We only need to free anything allocated by yyparse() here.
1133 +   * Resetting structs, etc, is taken care of by set_default_conf().
1134 +   */
1135 +
1136 +  for (; *iterator; iterator++)
1137 +  {
1138 +    DLINK_FOREACH_SAFE(node, node_next, (*iterator)->head)
1139 +    {
1140 +      struct MaskItem *conf = node->data;
1141 +
1142 +      conf->active = 0;
1143 +
1144 +      if (!IsConfDatabase(conf))
1145 +      {
1146 +        dlinkDelete(&conf->node, *iterator);
1147 +
1148 +        if (!conf->ref_count)
1149 +          conf_free(conf);
1150 +      }
1151 +    }
1152 +  }
1153 +
1154 +  motd_clear();
1155 +
1156 +  /*
1157 +   * Don't delete the class table, rather mark all entries for deletion.
1158 +   * The table is cleaned up by class_delete_marked. - avalon
1159 +   */
1160 +  class_mark_for_deletion();
1161 +
1162 +  clear_out_address_conf();
1163 +
1164 +  /* Clean out module paths */
1165 +  mod_clear_paths();
1166 +
1167 +  cluster_clear();  /* Clear cluster {} items */
1168 +
1169 +  shared_clear();  /* Clear shared {} items */
1170 +
1171 +  pseudo_clear();  /* Clear pseudo {} items */
1172 +
1173 +  /* Clean out ConfigServerInfo */
1174 +  xfree(ConfigServerInfo.description);
1175 +  ConfigServerInfo.description = NULL;
1176 +  xfree(ConfigServerInfo.network_name);
1177 +  ConfigServerInfo.network_name = NULL;
1178 +  xfree(ConfigServerInfo.network_desc);
1179 +  ConfigServerInfo.network_desc = NULL;
1180 +
1181 +  xfree(ConfigServerInfo.rsa_private_key_file);
1182 +  ConfigServerInfo.rsa_private_key_file = NULL;
1183 +  xfree(ConfigServerInfo.ssl_certificate_file);
1184 +  ConfigServerInfo.ssl_certificate_file = NULL;
1185 +  xfree(ConfigServerInfo.ssl_dh_param_file);
1186 +  ConfigServerInfo.ssl_dh_param_file = NULL;
1187 +  xfree(ConfigServerInfo.ssl_dh_elliptic_curve);
1188 +  ConfigServerInfo.ssl_dh_elliptic_curve = NULL;
1189 +  xfree(ConfigServerInfo.ssl_cipher_list);
1190 +  ConfigServerInfo.ssl_cipher_list = NULL;
1191 +  xfree(ConfigServerInfo.ssl_message_digest_algorithm);
1192 +  ConfigServerInfo.ssl_message_digest_algorithm = NULL;
1193 +
1194 +  /* Clean out ConfigAdminInfo */
1195 +  xfree(ConfigAdminInfo.name);
1196 +  ConfigAdminInfo.name = NULL;
1197 +  xfree(ConfigAdminInfo.email);
1198 +  ConfigAdminInfo.email = NULL;
1199 +  xfree(ConfigAdminInfo.description);
1200 +  ConfigAdminInfo.description = NULL;
1201 +
1202 +  xfree(ConfigServerHide.flatten_links_file);
1203 +  ConfigServerHide.flatten_links_file = NULL;
1204 +
1205 +  /* Clean out listeners */
1206 +  listener_close_marked();
1207 + }
1208 +
1209 + static void
1210 + conf_handle_tls(int cold)
1211 + {
1212 +  if (!tls_new_cred())
1213 +  {
1214 +    if (cold)
1215 +    {
1216 +      ilog(LOG_TYPE_IRCD, "Error while initializing TLS");
1217 +      exit(-1);
1218 +    }
1219 +    else
1220 +    {
1221 +      /* Failed to load new settings/certs, old ones remain active */
1222 +      sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
1223 +                           "Error reloading TLS settings, check the ircd log"); // report_crypto_errors logs this
1224 +    }
1225 +  }
1226 + }
1227 +
1228   /* read_conf_files()
1229   *
1230   * inputs       - cold start YES or NO
# Line 1194 | Line 1255 | read_conf_files(int cold)
1255      {
1256        ilog(LOG_TYPE_IRCD, "Unable to read configuration file '%s': %s",
1257             filename, strerror(errno));
1258 <      exit(-1);
1258 >      exit(EXIT_FAILURE);
1259      }
1260      else
1261      {
1262 <      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1262 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1263                             "Unable to read configuration file '%s': %s",
1264                             filename, strerror(errno));
1265        return;
# Line 1212 | Line 1273 | read_conf_files(int cold)
1273    fclose(conf_parser_ctx.conf_file);
1274  
1275    log_reopen_all();
1276 +  conf_handle_tls(cold);
1277  
1278 <  add_isupport("NICKLEN", NULL, ConfigServerInfo.max_nick_length);
1279 <  add_isupport("NETWORK", ConfigServerInfo.network_name, -1);
1278 >  isupport_add("NICKLEN", NULL, ConfigServerInfo.max_nick_length);
1279 >  isupport_add("NETWORK", ConfigServerInfo.network_name, -1);
1280  
1281 <  snprintf(chanmodes, sizeof(chanmodes), "beI:%d", ConfigChannel.max_bans);
1282 <  add_isupport("MAXLIST", chanmodes, -1);
1283 <  add_isupport("MAXTARGETS", NULL, ConfigGeneral.max_targets);
1284 <  add_isupport("CHANTYPES", "#", -1);
1281 >  snprintf(chanmodes, sizeof(chanmodes), "beI:%u", ConfigChannel.max_bans);
1282 >  isupport_add("MAXLIST", chanmodes, -1);
1283 >  isupport_add("MAXTARGETS", NULL, ConfigGeneral.max_targets);
1284 >  isupport_add("CHANTYPES", "#", -1);
1285  
1286 <  snprintf(chanlimit, sizeof(chanlimit), "#:%d",
1286 >  snprintf(chanlimit, sizeof(chanlimit), "#:%u",
1287             ConfigChannel.max_channels);
1288 <  add_isupport("CHANLIMIT", chanlimit, -1);
1289 <  snprintf(chanmodes, sizeof(chanmodes), "%s", "beI,k,l,cimnprstMORS");
1290 <  add_isupport("CHANNELLEN", NULL, CHANNELLEN);
1291 <  add_isupport("TOPICLEN", NULL, ConfigServerInfo.max_topic_length);
1292 <  add_isupport("CHANMODES", chanmodes, -1);
1288 >  isupport_add("CHANLIMIT", chanlimit, -1);
1289 >  snprintf(chanmodes, sizeof(chanmodes), "%s", "beI,k,l,cimnprstCMORST");
1290 >  isupport_add("CHANNELLEN", NULL, CHANNELLEN);
1291 >  isupport_add("TOPICLEN", NULL, ConfigServerInfo.max_topic_length);
1292 >  isupport_add("CHANMODES", chanmodes, -1);
1293  
1294    /*
1295     * message_locale may have changed.  rebuild isupport since it relies
1296     * on strlen(form_str(RPL_ISUPPORT))
1297     */
1298 <  rebuild_isupport_message_line();
1237 < }
1238 <
1239 < /* clear_out_old_conf()
1240 < *
1241 < * inputs       - none
1242 < * output       - none
1243 < * side effects - Clear out the old configuration
1244 < */
1245 < static void
1246 < clear_out_old_conf(void)
1247 < {
1248 <  dlink_node *ptr = NULL, *next_ptr = NULL;
1249 <  struct MaskItem *conf;
1250 <  dlink_list *free_items [] = {
1251 <    &server_items,   &oconf_items,
1252 <     &uconf_items,   &xconf_items,
1253 <     &nresv_items, &cluster_items,  &service_items, &cresv_items, NULL
1254 <  };
1255 <
1256 <  dlink_list ** iterator = free_items; /* C is dumb */
1257 <
1258 <  /* We only need to free anything allocated by yyparse() here.
1259 <   * Resetting structs, etc, is taken care of by set_default_conf().
1260 <   */
1261 <
1262 <  for (; *iterator != NULL; iterator++)
1263 <  {
1264 <    DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head)
1265 <    {
1266 <      conf = ptr->data;
1267 <
1268 <      dlinkDelete(&conf->node, map_to_list(conf->type));
1269 <
1270 <      /* XXX This is less than pretty */
1271 <      if (conf->type == CONF_SERVER || conf->type == CONF_OPER)
1272 <      {
1273 <        if (!conf->ref_count)
1274 <          conf_free(conf);
1275 <      }
1276 <      else if (conf->type == CONF_XLINE)
1277 <      {
1278 <        if (!conf->until)
1279 <          conf_free(conf);
1280 <      }
1281 <      else
1282 <        conf_free(conf);
1283 <    }
1284 <  }
1285 <
1286 <  motd_clear();
1287 <
1288 <  /*
1289 <   * don't delete the class table, rather mark all entries
1290 <   * for deletion. The table is cleaned up by class_delete_marked. - avalon
1291 <   */
1292 <  class_mark_for_deletion();
1293 <
1294 <  clear_out_address_conf();
1295 <
1296 <  /* clean out module paths */
1297 <  mod_clear_paths();
1298 <
1299 <  /* clean out ConfigServerInfo */
1300 <  MyFree(ConfigServerInfo.description);
1301 <  ConfigServerInfo.description = NULL;
1302 <  MyFree(ConfigServerInfo.network_name);
1303 <  ConfigServerInfo.network_name = NULL;
1304 <  MyFree(ConfigServerInfo.network_desc);
1305 <  ConfigServerInfo.network_desc = NULL;
1306 < #ifdef HAVE_LIBCRYPTO
1307 <  if (ConfigServerInfo.rsa_private_key)
1308 <  {
1309 <    RSA_free(ConfigServerInfo.rsa_private_key);
1310 <    ConfigServerInfo.rsa_private_key = NULL;
1311 <  }
1312 <
1313 <  MyFree(ConfigServerInfo.rsa_private_key_file);
1314 <  ConfigServerInfo.rsa_private_key_file = NULL;
1315 < #endif
1316 <
1317 <  /* clean out ConfigAdminInfo */
1318 <  MyFree(ConfigAdminInfo.name);
1319 <  ConfigAdminInfo.name = NULL;
1320 <  MyFree(ConfigAdminInfo.email);
1321 <  ConfigAdminInfo.email = NULL;
1322 <  MyFree(ConfigAdminInfo.description);
1323 <  ConfigAdminInfo.description = NULL;
1324 <
1325 <  /* clean out listeners */
1326 <  close_listeners();
1327 <
1328 <  /* clean out general */
1329 <  MyFree(ConfigGeneral.service_name);
1330 <  ConfigGeneral.service_name = NULL;
1298 >  isupport_rebuild();
1299   }
1300  
1301   /* conf_add_class_to_conf()
# Line 1337 | Line 1305 | clear_out_old_conf(void)
1305   * side effects - Add a class pointer to a conf
1306   */
1307   void
1308 < conf_add_class_to_conf(struct MaskItem *conf, const char *class_name)
1308 > conf_add_class_to_conf(struct MaskItem *conf, const char *name)
1309   {
1310 <  if (class_name == NULL)
1310 >  if (EmptyString(name) || (conf->class = class_find(name, 1)) == NULL)
1311    {
1312      conf->class = class_default;
1313  
1314 <    if (conf->type == CONF_CLIENT)
1315 <      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1348 <                           "Warning *** Defaulting to default class for %s@%s",
1349 <                           conf->user, conf->host);
1350 <    else
1351 <      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1352 <                           "Warning *** Defaulting to default class for %s",
1353 <                           conf->name);
1354 <  }
1355 <  else
1356 <    conf->class = class_find(class_name, 1);
1357 <
1358 <  if (conf->class == NULL)
1359 <  {
1360 <    if (conf->type == CONF_CLIENT)
1361 <      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1314 >    if (conf->type == CONF_CLIENT || conf->type == CONF_OPER)
1315 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1316                             "Warning *** Defaulting to default class for %s@%s",
1317                             conf->user, conf->host);
1318      else
1319 <      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1319 >      sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1320                             "Warning *** Defaulting to default class for %s",
1321                             conf->name);
1368    conf->class = class_default;
1322    }
1323   }
1324  
# Line 1384 | Line 1337 | yyerror(const char *msg)
1337      return;
1338  
1339    strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1340 <  sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1340 >  sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1341                         "\"%s\", line %u: %s: %s",
1342                         conffilebuf, lineno + 1, msg, newlinebuf);
1343    ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
# Line 1397 | Line 1350 | conf_error_report(const char *msg)
1350    char newlinebuf[IRCD_BUFSIZE];
1351  
1352    strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf));
1353 <  sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1353 >  sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
1354                         "\"%s\", line %u: %s: %s",
1355                         conffilebuf, lineno + 1, msg, newlinebuf);
1356    ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s",
# Line 1432 | Line 1385 | valid_tkline(const char *data, const int
1385  
1386    /*
1387     * In the degenerate case where oper does a /quote kline 0 user@host :reason
1388 <   * i.e. they specifically use 0, I am going to return 1 instead
1389 <   * as a return value of non-zero is used to flag it as a temporary kline
1388 >   * i.e. they specifically use 0, I am going to return 1 instead as a return
1389 >   * value of non-zero is used to flag it as a temporary kline
1390     */
1391    if (result == 0)
1392      result = 1;
# Line 1448 | Line 1401 | valid_tkline(const char *data, const int
1401    if (result > MAX_TDKLINE_TIME)
1402      result = MAX_TDKLINE_TIME;
1403  
1404 <  result = result * 60;  /* turn it into seconds */
1404 >  result = result * 60;  /* Turn it into seconds */
1405  
1406    return result;
1407   }
# Line 1464 | Line 1417 | valid_wild_card_simple(const char *data)
1417   {
1418    const unsigned char *p = (const unsigned char *)data;
1419    unsigned char tmpch = '\0';
1420 <  unsigned int nonwild = 0;
1420 >  unsigned int nonwild = 0, wild = 0;
1421  
1422    while ((tmpch = *p++))
1423    {
# Line 1479 | Line 1432 | valid_wild_card_simple(const char *data)
1432        if (++nonwild >= ConfigGeneral.min_nonwildcard_simple)
1433          return 1;
1434      }
1435 +    else
1436 +      ++wild;
1437    }
1438  
1439 <  return 0;
1439 >  return !wild;
1440   }
1441  
1442   /* valid_wild_card()
# Line 1493 | Line 1448 | valid_wild_card_simple(const char *data)
1448   * side effects - NOTICE is given to source_p if warn is 1
1449   */
1450   int
1451 < valid_wild_card(struct Client *source_p, int warn, int count, ...)
1451 > valid_wild_card(struct Client *source_p, int count, ...)
1452   {
1453    unsigned char tmpch = '\0';
1454    unsigned int nonwild = 0;
# Line 1536 | Line 1491 | valid_wild_card(struct Client *source_p,
1491      }
1492    }
1493  
1494 <  if (warn)
1494 >  if (IsClient(source_p))
1495      sendto_one_notice(source_p, &me,
1496                        ":Please include at least %u non-wildcard characters with the mask",
1497                        ConfigGeneral.min_nonwildcard);
# Line 1544 | Line 1499 | valid_wild_card(struct Client *source_p,
1499    return 0;
1500   }
1501  
1502 + /* find_user_host()
1503 + *
1504 + * inputs       - pointer to client placing kline
1505 + *              - pointer to user_host_or_nick
1506 + *              - pointer to user buffer
1507 + *              - pointer to host buffer
1508 + * output       - 0 if not ok to kline, 1 to kline i.e. if valid user host
1509 + * side effects -
1510 + */
1511 + static int
1512 + find_user_host(struct Client *source_p, char *user_host_or_nick,
1513 +               char *luser, char *lhost)
1514 + {
1515 +  struct Client *target_p = NULL;
1516 +  char *hostp = NULL;
1517 +
1518 +  if (lhost == NULL)
1519 +  {
1520 +    strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
1521 +    return 1;
1522 +  }
1523 +
1524 +  if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
1525 +  {
1526 +    /* Explicit user@host mask given */
1527 +    if (hostp)                            /* I'm a little user@host */
1528 +    {
1529 +      *(hostp++) = '\0';                       /* short and squat */
1530 +
1531 +      if (*user_host_or_nick)
1532 +        strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
1533 +      else
1534 +        strcpy(luser, "*");
1535 +
1536 +      if (*hostp)
1537 +        strlcpy(lhost, hostp, HOSTLEN + 1);    /* here is my host */
1538 +      else
1539 +        strcpy(lhost, "*");
1540 +    }
1541 +    else
1542 +    {
1543 +      luser[0] = '*';             /* no @ found, assume its *@somehost */
1544 +      luser[1] = '\0';
1545 +      strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
1546 +    }
1547 +
1548 +    return 1;
1549 +  }
1550 +  else
1551 +  {
1552 +    /* Try to find user@host mask from nick */
1553 +    /* Okay to use source_p as the first param, because source_p == client_p */
1554 +    if ((target_p =
1555 +        find_chasing(source_p, user_host_or_nick)) == NULL)
1556 +      return 0;  /* find_chasing sends ERR_NOSUCHNICK */
1557 +
1558 +    if (HasFlag(target_p, FLAGS_EXEMPTKLINE))
1559 +    {
1560 +      if (IsClient(source_p))
1561 +        sendto_one_notice(source_p, &me, ":%s is E-lined", target_p->name);
1562 +      return 0;
1563 +    }
1564 +
1565 +    /*
1566 +     * Turn the "user" bit into "*user", blow away '~'
1567 +     * if found in original user name (non-idented)
1568 +     */
1569 +    strlcpy(luser, target_p->username, USERLEN*4 + 1);
1570 +
1571 +    if (target_p->username[0] == '~')
1572 +      luser[0] = '*';
1573 +
1574 +    strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
1575 +    return 1;
1576 +  }
1577 +
1578 +  return 0;
1579 + }
1580 +
1581   /* XXX should this go into a separate file ? -Dianora */
1582   /* parse_aline
1583   *
# Line 1558 | Line 1592 | valid_wild_card(struct Client *source_p,
1592   *              - pointer to target_server to parse into if non NULL
1593   *              - pointer to reason to parse into
1594   *
1595 < * output       - 1 if valid, -1 if not valid
1595 > * output       - 1 if valid, 0 if not valid
1596   * side effects - A generalised k/d/x etc. line parser,
1597   *               "ALINE [time] user@host|string [ON] target :reason"
1598   *                will parse returning a parsed user, host if
# Line 1581 | Line 1615 | parse_aline(const char *cmd, struct Clie
1615              char **target_server, char **reason)
1616   {
1617    int found_tkline_time=0;
1618 <  static char def_reason[] = CONF_NOREASON;
1618 >  static char default_reason[] = CONF_NOREASON;
1619    static char user[USERLEN*4+1];
1620    static char host[HOSTLEN*4+1];
1621  
# Line 1590 | Line 1624 | parse_aline(const char *cmd, struct Clie
1624  
1625    found_tkline_time = valid_tkline(*parv, TK_MINUTES);
1626  
1627 <  if (found_tkline_time != 0)
1627 >  if (found_tkline_time)
1628    {
1629      parv++;
1630      parc--;
1631  
1632 <    if (tkline_time != NULL)
1632 >    if (tkline_time)
1633        *tkline_time = found_tkline_time;
1634      else
1635      {
1636        sendto_one_notice(source_p, &me, ":temp_line not supported by %s", cmd);
1637 <      return -1;
1637 >      return 0;
1638      }
1639    }
1640  
1641    if (parc == 0)
1642    {
1643      sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1644 <    return -1;
1644 >    return 0;
1645    }
1646  
1647    if (h_p == NULL)
1648      *up_p = *parv;
1649    else
1650    {
1651 <    if (find_user_host(source_p, *parv, user, host, parse_flags) == 0)
1652 <      return -1;
1651 >    if (find_user_host(source_p, *parv, user, host) == 0)
1652 >      return 0;
1653  
1654      *up_p = user;
1655      *h_p = host;
# Line 1624 | Line 1658 | parse_aline(const char *cmd, struct Clie
1658    parc--;
1659    parv++;
1660  
1661 <  if (parc != 0)
1661 >  if (parc)
1662    {
1663      if (irccmp(*parv, "ON") == 0)
1664      {
1665        parc--;
1666        parv++;
1667  
1634      if (target_server == NULL)
1635      {
1636        sendto_one_notice(source_p, &me, ":ON server not supported by %s", cmd);
1637        return -1;
1638      }
1639
1668        if (!HasOFlag(source_p, OPER_FLAG_REMOTEBAN))
1669        {
1670          sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "remoteban");
1671 <        return -1;
1671 >        return 0;
1672        }
1673  
1674        if (parc == 0 || EmptyString(*parv))
1675        {
1676          sendto_one_numeric(source_p, &me, ERR_NEEDMOREPARAMS, cmd);
1677 <        return -1;
1677 >        return 0;
1678        }
1679  
1680        *target_server = *parv;
# Line 1658 | Line 1686 | parse_aline(const char *cmd, struct Clie
1686        /* Make sure target_server *is* NULL if no ON server found
1687         * caller probably NULL'd it first, but no harm to do it again -db
1688         */
1689 <      if (target_server != NULL)
1689 >      if (target_server)
1690          *target_server = NULL;
1691      }
1692    }
1693  
1694 <  if (h_p != NULL)
1694 >  if (h_p)
1695    {
1696 <    if (strchr(user, '!') != NULL)
1696 >    if (strchr(user, '!'))
1697      {
1698        sendto_one_notice(source_p, &me, ":Invalid character '!' in kline");
1699 <      return -1;
1699 >      return 0;
1700      }
1701  
1702 <    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, 2, *up_p, *h_p))
1703 <      return -1;
1702 >    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 2, *up_p, *h_p))
1703 >      return 0;
1704    }
1705    else
1706 <    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, 1, *up_p))
1707 <      return -1;
1706 >    if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, *up_p))
1707 >      return 0;
1708  
1709 <  if (reason != NULL)
1709 >  if (reason)
1710    {
1711 <    if (parc != 0 && !EmptyString(*parv))
1684 <    {
1711 >    if (parc && !EmptyString(*parv))
1712        *reason = *parv;
1686      if (!valid_comment(source_p, *reason, 1))
1687        return -1;
1688    }
1689    else
1690      *reason = def_reason;
1691  }
1692
1693  return 1;
1694 }
1695
1696 /* find_user_host()
1697 *
1698 * inputs       - pointer to client placing kline
1699 *              - pointer to user_host_or_nick
1700 *              - pointer to user buffer
1701 *              - pointer to host buffer
1702 * output       - 0 if not ok to kline, 1 to kline i.e. if valid user host
1703 * side effects -
1704 */
1705 static int
1706 find_user_host(struct Client *source_p, char *user_host_or_nick,
1707               char *luser, char *lhost, unsigned int flags)
1708 {
1709  struct Client *target_p = NULL;
1710  char *hostp = NULL;
1711
1712  if (lhost == NULL)
1713  {
1714    strlcpy(luser, user_host_or_nick, USERLEN*4 + 1);
1715    return 1;
1716  }
1717
1718  if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*')
1719  {
1720    /* Explicit user@host mask given */
1721
1722    if (hostp != NULL)                            /* I'm a little user@host */
1723    {
1724      *(hostp++) = '\0';                       /* short and squat */
1725      if (*user_host_or_nick)
1726        strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */
1727      else
1728        strcpy(luser, "*");
1729
1730      if (*hostp)
1731        strlcpy(lhost, hostp, HOSTLEN + 1);    /* here is my host */
1732      else
1733        strcpy(lhost, "*");
1734    }
1713      else
1714 <    {
1737 <      luser[0] = '*';             /* no @ found, assume its *@somehost */
1738 <      luser[1] = '\0';
1739 <      strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1);
1740 <    }
1741 <
1742 <    return 1;
1714 >      *reason = default_reason;
1715    }
1744  else
1745  {
1746    /* Try to find user@host mask from nick */
1747    /* Okay to use source_p as the first param, because source_p == client_p */
1748    if ((target_p =
1749        find_chasing(source_p, user_host_or_nick)) == NULL)
1750      return 0;  /* find_chasing sends ERR_NOSUCHNICK */
1751
1752    if (IsExemptKline(target_p))
1753    {
1754      if (!IsServer(source_p))
1755        sendto_one_notice(source_p, &me, ":%s is E-lined", target_p->name);
1756      return 0;
1757    }
1758
1759    /*
1760     * turn the "user" bit into "*user", blow away '~'
1761     * if found in original user name (non-idented)
1762     */
1763    strlcpy(luser, target_p->username, USERLEN*4 + 1);
1764
1765    if (target_p->username[0] == '~')
1766      luser[0] = '*';
1767
1768    if (target_p->sockhost[0] == '\0' ||
1769        (target_p->sockhost[0] == '0' && target_p->sockhost[1] == '\0'))
1770      strlcpy(lhost, target_p->host, HOSTLEN*4 + 1);
1771    else
1772      strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1);
1773    return 1;
1774  }
1775
1776  return 0;
1777 }
1778
1779 /* valid_comment()
1780 *
1781 * inputs       - pointer to client
1782 *              - pointer to comment
1783 * output       - 0 if no valid comment,
1784 *              - 1 if valid
1785 * side effects - truncates reason where necessary
1786 */
1787 int
1788 valid_comment(struct Client *source_p, char *comment, int warn)
1789 {
1790  if (strlen(comment) > REASONLEN)
1791    comment[REASONLEN-1] = '\0';
1716  
1717    return 1;
1718   }
# Line 1817 | Line 1741 | match_conf_password(const char *password
1741   }
1742  
1743   /*
1820 * cluster_a_line
1821 *
1822 * inputs       - client sending the cluster
1823 *              - command name "KLINE" "XLINE" etc.
1824 *              - capab -- CAP_KLN etc. from server.h
1825 *              - cluster type -- CLUSTER_KLINE etc. from conf.h
1826 *              - pattern and args to send along
1827 * output       - none
1828 * side effects - Take source_p send the pattern with args given
1829 *                along to all servers that match capab and cluster type
1830 */
1831 void
1832 cluster_a_line(struct Client *source_p, const char *command,
1833               int capab, int cluster_type, const char *pattern, ...)
1834 {
1835  va_list args;
1836  char buffer[IRCD_BUFSIZE] = "";
1837  const dlink_node *ptr = NULL;
1838
1839  va_start(args, pattern);
1840  vsnprintf(buffer, sizeof(buffer), pattern, args);
1841  va_end(args);
1842
1843  DLINK_FOREACH(ptr, cluster_items.head)
1844  {
1845    const struct MaskItem *conf = ptr->data;
1846
1847    if (conf->flags & cluster_type)
1848      sendto_match_servs(source_p, conf->name, CAP_CLUSTER|capab,
1849                         "%s %s %s", command, conf->name, buffer);
1850  }
1851 }
1852
1853 /*
1744   * split_nuh
1745   *
1746   * inputs       - pointer to original mask (modified in place)
# Line 1885 | Line 1775 | split_nuh(struct split_nuh_item *const i
1775  
1776    if (iptr->nickptr)
1777      strlcpy(iptr->nickptr, "*", iptr->nicksize);
1778 +
1779    if (iptr->userptr)
1780      strlcpy(iptr->userptr, "*", iptr->usersize);
1781 +
1782    if (iptr->hostptr)
1783      strlcpy(iptr->hostptr, "*", iptr->hostsize);
1784  
# Line 1929 | Line 1821 | split_nuh(struct split_nuh_item *const i
1821      }
1822      else
1823      {
1824 <      /* no @ found */
1824 >      /* No @ found */
1825        if (!iptr->nickptr || strpbrk(iptr->nuhmask, ".:"))
1826          strlcpy(iptr->hostptr, iptr->nuhmask, iptr->hostsize);
1827        else

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