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root/svn/ircd-hybrid/trunk/src/user.c
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Comparing:
ircd-hybrid-7.2/src/s_user.c (file contents), Revision 34 by lusky, Sun Oct 2 21:05:51 2005 UTC vs.
ircd-hybrid/trunk/src/s_user.c (file contents), Revision 3109 by michael, Thu Mar 6 19:25:12 2014 UTC

# Line 1 | Line 1
1   /*
2 < *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 < *  s_user.c: User related functions.
2 > *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3   *
4 < *  Copyright (C) 2002 by the past and present ircd coders, and others.
4 > *  Copyright (c) 1997-2014 ircd-hybrid development team
5   *
6   *  This program is free software; you can redistribute it and/or modify
7   *  it under the terms of the GNU General Public License as published by
# Line 18 | Line 17
17   *  along with this program; if not, write to the Free Software
18   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
19   *  USA
20 < *
21 < *  $Id$
20 > */
21 >
22 > /*! \file s_user.c
23 > * \brief User related functions.
24 > * \version $Id$
25   */
26  
27   #include "stdinc.h"
28 < #include "tools.h"
28 > #include "list.h"
29   #include "s_user.h"
30   #include "s_misc.h"
31   #include "channel.h"
32   #include "channel_mode.h"
33   #include "client.h"
32 #include "common.h"
34   #include "fdlist.h"
35   #include "hash.h"
36   #include "irc_string.h"
36 #include "sprintf_irc.h"
37   #include "s_bsd.h"
38 #include "irc_getnameinfo.h"
38   #include "ircd.h"
40 #include "list.h"
39   #include "listener.h"
40   #include "motd.h"
41   #include "numeric.h"
42 < #include "s_conf.h"
43 < #include "s_log.h"
42 > #include "conf.h"
43 > #include "log.h"
44   #include "s_serv.h"
47 #include "s_stats.h"
45   #include "send.h"
46   #include "supported.h"
47   #include "whowas.h"
48   #include "memory.h"
49   #include "packet.h"
50 + #include "rng_mt.h"
51   #include "userhost.h"
52   #include "hook.h"
53   #include "s_misc.h"
54 < #include "msg.h"
55 < #include "pcre.h"
58 <
59 < int MaxClientCount     = 1;
60 < int MaxConnectionCount = 1;
61 < struct Callback *entering_umode_cb = NULL;
62 < struct Callback *umode_cb = NULL;
63 < struct Callback *uid_get_cb = NULL;
54 > #include "parse.h"
55 > #include "watch.h"
56  
57   static char umode_buffer[IRCD_BUFSIZE];
58  
59   static void user_welcome(struct Client *);
60 < static void report_and_set_user_flags(struct Client *, const struct AccessItem *);
60 > static void report_and_set_user_flags(struct Client *, const struct MaskItem *);
61   static int check_xline(struct Client *);
62 < static int check_regexp_xline(struct Client *);
63 < static void introduce_client(struct Client *, struct Client *);
72 < static void *uid_get(va_list);
62 > static void introduce_client(struct Client *);
63 > static const char *uid_get(void);
64  
65   /* Used for building up the isupport string,
66   * used with init_isupport, add_isupport, delete_isupport
67   */
68  
69 < struct Isupport
69 > struct Isupport
70   {
71    dlink_node node;
72    char *name;
# Line 83 | Line 74 | struct Isupport
74    int number;
75   };
76  
77 < static dlink_list support_list = { NULL, NULL, 0 };
78 < MessageFile *isupportFile;
77 > static dlink_list support_list;
78 > static dlink_list support_list_lines;
79  
80   /* memory is cheap. map 0-255 to equivalent mode */
81 < unsigned int user_modes[256] =
81 > const unsigned int user_modes[256] =
82   {
83    /* 0x00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x0F */
84    /* 0x10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x1F */
# Line 99 | Line 90 | unsigned int user_modes[256] =
90    0,                  /* C */
91    UMODE_DEAF,         /* D */
92    0,                  /* E */
93 <  0,                  /* F */
93 >  UMODE_FARCONNECT,   /* F */
94    UMODE_SOFTCALLERID, /* G */
95 <  0,                  /* H */
95 >  UMODE_HIDDEN,       /* H */
96    0,                  /* I */
97    0,                  /* J */
98    0,                  /* K */
# Line 111 | Line 102 | unsigned int user_modes[256] =
102    0,                  /* O */
103    0,                  /* P */
104    0,                  /* Q */
105 <  0,                  /* R */
106 <  0,                  /* S */
105 >  UMODE_REGONLY,      /* R */
106 >  UMODE_SSL,          /* S */
107    0,                  /* T */
108    0,                  /* U */
109    0,                  /* V */
110 <  0,                  /* W */
110 >  UMODE_WEBIRC,       /* W */
111    0,                  /* X */
112    0,                  /* Y */
113    0,                  /* Z 0x5A */
114 <  0, 0, 0, 0, 0,      /* 0x5F   */
114 >  0, 0, 0, 0, 0,      /* 0x5F   */
115    0,                  /* 0x60   */
116    UMODE_ADMIN,        /* a */
117    UMODE_BOTS,         /* b */
118    UMODE_CCONN,        /* c */
119    UMODE_DEBUG,        /* d */
120 <  0,                  /* e */
120 >  UMODE_EXTERNAL,     /* e */
121    UMODE_FULL,         /* f */
122    UMODE_CALLERID,     /* g */
123    0,                  /* h */
124    UMODE_INVISIBLE,    /* i */
125 <  0,                  /* j */
125 >  UMODE_REJ,          /* j */
126    UMODE_SKILL,        /* k */
127    UMODE_LOCOPS,       /* l */
128    0,                  /* m */
# Line 139 | Line 130 | unsigned int user_modes[256] =
130    UMODE_OPER,         /* o */
131    0,                  /* p */
132    0,                  /* q */
133 <  UMODE_REJ,          /* r */
133 >  UMODE_REGISTERED,   /* r */
134    UMODE_SERVNOTICE,   /* s */
135    0,                  /* t */
136    UMODE_UNAUTH,       /* u */
137    0,                  /* v */
138    UMODE_WALLOP,       /* w */
139 <  UMODE_EXTERNAL,     /* x */
139 >  UMODE_HIDDENHOST,   /* x */
140    UMODE_SPY,          /* y */
141    UMODE_OPERWALL,     /* z      0x7A */
142    0,0,0,0,0,          /* 0x7B - 0x7F */
# Line 166 | Line 157 | assemble_umode_buffer(void)
157    unsigned int idx = 0;
158    char *umode_buffer_ptr = umode_buffer;
159  
160 <  for (; idx < (sizeof(user_modes) / sizeof(int)); ++idx)
160 >  for (; idx < (sizeof(user_modes) / sizeof(user_modes[0])); ++idx)
161      if (user_modes[idx])
162        *umode_buffer_ptr++ = idx;
163  
# Line 180 | Line 171 | assemble_umode_buffer(void)
171   * side effects - display to client user counts etc.
172   */
173   void
174 < show_lusers(struct Client *source_p)
174 > show_lusers(struct Client *source_p)
175   {
176 <  const char *from, *to;
177 <
178 <  if (!MyConnect(source_p) && IsCapable(source_p->from, CAP_TS6) && HasID(source_p))
188 <  {
189 <    from = me.id;
190 <    to = source_p->id;
191 <  }
176 >  if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER))
177 >    sendto_one_numeric(source_p, &me, RPL_LUSERCLIENT, (Count.total-Count.invisi),
178 >                       Count.invisi, dlink_list_length(&global_serv_list));
179    else
180 <  {
181 <    from = me.name;
195 <    to = source_p->name;
196 <  }
197 <
198 <  if (!ConfigServerHide.hide_servers || IsOper(source_p))
199 <    sendto_one(source_p, form_str(RPL_LUSERCLIENT),
200 <               from, to, (Count.total-Count.invisi),
201 <               Count.invisi, dlink_list_length(&global_serv_list));
202 <  else
203 <    sendto_one(source_p, form_str(RPL_LUSERCLIENT), from, to,
204 <              (Count.total-Count.invisi), Count.invisi, 1);
180 >    sendto_one_numeric(source_p, &me, RPL_LUSERCLIENT,
181 >                       (Count.total-Count.invisi), Count.invisi, 1);
182  
183    if (Count.oper > 0)
184 <    sendto_one(source_p, form_str(RPL_LUSEROP),
208 <               from, to, Count.oper);
184 >    sendto_one_numeric(source_p, &me, RPL_LUSEROP, Count.oper);
185  
186    if (dlink_list_length(&unknown_list) > 0)
187 <    sendto_one(source_p, form_str(RPL_LUSERUNKNOWN),
212 <               from, to, dlink_list_length(&unknown_list));
187 >    sendto_one_numeric(source_p, &me, RPL_LUSERUNKNOWN, dlink_list_length(&unknown_list));
188  
189    if (dlink_list_length(&global_channel_list) > 0)
190 <    sendto_one(source_p, form_str(RPL_LUSERCHANNELS),
191 <               from, to,
192 <               dlink_list_length(&global_channel_list));
193 <
194 <  if (!ConfigServerHide.hide_servers || IsOper(source_p))
195 <  {
221 <    sendto_one(source_p, form_str(RPL_LUSERME),
222 <               from, to,
223 <               Count.local, Count.myserver);
224 <    sendto_one(source_p, form_str(RPL_LOCALUSERS),
225 <               from, to, Count.local, Count.max_loc,
226 <               Count.local, Count.max_loc);
190 >    sendto_one_numeric(source_p, &me, RPL_LUSERCHANNELS, dlink_list_length(&global_channel_list));
191 >
192 >  if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER))
193 >  {
194 >    sendto_one_numeric(source_p, &me, RPL_LUSERME, Count.local, Count.myserver);
195 >    sendto_one_numeric(source_p, &me, RPL_LOCALUSERS, Count.local, Count.max_loc);
196    }
197    else
198    {
199 <    sendto_one(source_p, form_str(RPL_LUSERME),
200 <               from, to, Count.total, 0);
201 <    sendto_one(source_p, form_str(RPL_LOCALUSERS),
202 <               from, to, Count.total, Count.max_tot,
203 <               Count.total, Count.max_tot);
235 <  }
236 <
237 <  sendto_one(source_p, form_str(RPL_GLOBALUSERS),
238 <             from, to, Count.total, Count.max_tot,
239 <             Count.total, Count.max_tot);
240 <
241 <  if (!ConfigServerHide.hide_servers || IsOper(source_p))
242 <    sendto_one(source_p, form_str(RPL_STATSCONN), from, to,
243 <               MaxConnectionCount, MaxClientCount, Count.totalrestartcount);
199 >    sendto_one_numeric(source_p, &me, RPL_LUSERME, Count.total, 0);
200 >    sendto_one_numeric(source_p, &me, RPL_LOCALUSERS, Count.total, Count.max_tot);
201 >  }
202 >
203 >  sendto_one_numeric(source_p, &me, RPL_GLOBALUSERS, Count.total, Count.max_tot);
204  
205 <  if (Count.local > MaxClientCount)
206 <    MaxClientCount = Count.local;
205 >  if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER))
206 >    sendto_one_numeric(source_p, &me, RPL_STATSCONN, Count.max_loc_con,
207 >                       Count.max_loc_cli, Count.totalrestartcount);
208  
209 <  if ((Count.local + Count.myserver) > MaxConnectionCount)
210 <    MaxConnectionCount = Count.local + Count.myserver;
209 >  if (Count.local > Count.max_loc_cli)
210 >    Count.max_loc_cli = Count.local;
211 >
212 >  if ((Count.local + Count.myserver) > Count.max_loc_con)
213 >    Count.max_loc_con = Count.local + Count.myserver;
214   }
215  
216   /* show_isupport()
# Line 256 | Line 220 | show_lusers(struct Client *source_p)
220   * side effects - display to client what we support (for them)
221   */
222   void
223 < show_isupport(struct Client *source_p)
223 > show_isupport(struct Client *source_p)
224   {
225 <  send_message_file(source_p, isupportFile);
225 >  const dlink_node *ptr = NULL;
226 >
227 >  DLINK_FOREACH(ptr, support_list_lines.head)
228 >    sendto_one_numeric(source_p, &me, RPL_ISUPPORT, ptr->data);
229   }
230  
231   /*
# Line 285 | Line 252 | show_isupport(struct Client *source_p)
252   **         nick from local user or kill him/her...
253   */
254   void
255 < register_local_user(struct Client *client_p, struct Client *source_p,
289 <                    const char *nick, const char *username)
255 > register_local_user(struct Client *source_p)
256   {
257 <  const struct AccessItem *aconf = NULL;
258 <  char ipaddr[HOSTIPLEN];
293 <  dlink_node *ptr;
294 <  dlink_node *m;
257 >  const char *id = NULL;
258 >  const struct MaskItem *conf = NULL;
259  
260    assert(source_p != NULL);
261 +  assert(source_p == source_p->from);
262    assert(MyConnect(source_p));
263 <  assert(source_p->username != username);
263 >  assert(!source_p->localClient->registration);
264 >
265 >  ClearCap(source_p, CAP_TS6);
266  
267    if (ConfigFileEntry.ping_cookie)
268    {
269 <    if (!IsPingSent(source_p) &&
303 <       source_p->localClient->random_ping == 0)
269 >    if (!IsPingSent(source_p) && !source_p->localClient->random_ping)
270      {
271 <      source_p->localClient->random_ping = (unsigned long)rand();
272 <      sendto_one(source_p, "PING :%lu",
271 >      do
272 >        source_p->localClient->random_ping = genrand_int32();
273 >      while (!source_p->localClient->random_ping);
274 >
275 >      sendto_one(source_p, "PING :%u",
276                   source_p->localClient->random_ping);
277        SetPingSent(source_p);
278        return;
# Line 313 | Line 282 | register_local_user(struct Client *clien
282        return;
283    }
284  
285 <  source_p->localClient->last = CurrentTime;
285 >  source_p->localClient->last_privmsg = CurrentTime;
286    /* Straight up the maximum rate of flooding... */
287    source_p->localClient->allow_read = MAX_FLOOD_BURST;
288  
289 <  if (!execute_callback(client_check_cb, source_p, username))
289 >  if (!check_client(source_p))
290      return;
291  
292 <  if (valid_hostname(source_p->host) == 0)
292 >  if (!valid_hostname(source_p->host))
293    {
294      sendto_one(source_p, ":%s NOTICE %s :*** Notice -- You have an illegal "
295                 "character in your hostname", me.name, source_p->name);
# Line 328 | Line 297 | register_local_user(struct Client *clien
297              sizeof(source_p->host));
298    }
299  
300 <  ptr   = source_p->localClient->confs.head;
332 <  aconf = map_to_conf(ptr->data);
300 >  conf = source_p->localClient->confs.head->data;
301  
302    if (!IsGotId(source_p))
303    {
304 <    const char *p = NULL;
304 >    char username[USERLEN + 1];
305 >    const char *p = username;
306      unsigned int i = 0;
307  
308 <    if (IsNeedIdentd(aconf))
308 >    if (IsNeedIdentd(conf))
309      {
310 <      ServerStats->is_ref++;
310 >      ++ServerStats.is_ref;
311        sendto_one(source_p, ":%s NOTICE %s :*** Notice -- You need to install "
312                   "identd to use this server", me.name, source_p->name);
313        exit_client(source_p, &me, "Install identd");
314        return;
315      }
316  
317 <    p = username;
317 >    strlcpy(username, source_p->username, sizeof(username));
318  
319 <    if (!IsNoTilde(aconf))
319 >    if (!IsNoTilde(conf))
320        source_p->username[i++] = '~';
321  
322 <    while (*p && i < USERLEN)
354 <    {
322 >    for (; *p && i < USERLEN; ++p)
323        if (*p != '[')
324          source_p->username[i++] = *p;
357      p++;
358    }
325  
326      source_p->username[i] = '\0';
327    }
328  
329    /* password check */
330 <  if (!EmptyString(aconf->passwd))
330 >  if (!EmptyString(conf->passwd))
331    {
332      const char *pass = source_p->localClient->passwd;
333  
334 <    if (!match_conf_password(pass, aconf))
334 >    if (!match_conf_password(pass, conf))
335      {
336 <      ServerStats->is_ref++;
337 <      sendto_one(source_p, form_str(ERR_PASSWDMISMATCH),
338 <                 me.name, source_p->name);
336 >      ++ServerStats.is_ref;
337 >
338 >      sendto_one_numeric(source_p, &me, ERR_PASSWDMISMATCH);
339        exit_client(source_p, &me, "Bad Password");
340        return;
341      }
# Line 381 | Line 347 | register_local_user(struct Client *clien
347     */
348  
349    /* report if user has &^>= etc. and set flags as needed in source_p */
350 <  report_and_set_user_flags(source_p, aconf);
350 >  report_and_set_user_flags(source_p, conf);
351 >
352 >  if (IsDead(source_p))
353 >    return;
354  
355    /* Limit clients -
356     * We want to be able to have servers and F-line clients
# Line 394 | Line 363 | register_local_user(struct Client *clien
363    if ((Count.local >= ServerInfo.max_clients + MAX_BUFFER) ||
364        (Count.local >= ServerInfo.max_clients && !IsExemptLimits(source_p)))
365    {
366 <    sendto_realops_flags(UMODE_FULL, L_ALL,
366 >    sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
367                           "Too many clients, rejecting %s[%s].",
368 <                         nick, source_p->host);
369 <    ServerStats->is_ref++;
368 >                         source_p->name, source_p->host);
369 >    ++ServerStats.is_ref;
370      exit_client(source_p, &me, "Sorry, server is full - try later");
371      return;
372    }
373  
374    /* valid user name check */
375 <  if (valid_username(source_p->username) == 0)
375 >  if (!valid_username(source_p->username, 1))
376    {
377      char tmpstr2[IRCD_BUFSIZE];
378  
379 <    sendto_realops_flags(UMODE_REJ, L_ALL, "Invalid username: %s (%s@%s)",
380 <                         nick, source_p->username, source_p->host);
381 <    ServerStats->is_ref++;
382 <    ircsprintf(tmpstr2, "Invalid username [%s]", source_p->username);
379 >    sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE,
380 >                         "Invalid username: %s (%s@%s)",
381 >                         source_p->name, source_p->username, source_p->host);
382 >    ++ServerStats.is_ref;
383 >    snprintf(tmpstr2, sizeof(tmpstr2), "Invalid username [%s]",
384 >             source_p->username);
385      exit_client(source_p, &me, tmpstr2);
386      return;
387    }
388  
389 <  assert(source_p == client_p);
419 <
420 <  /* end of valid user name check */
421 <  if (check_xline(source_p) || check_regexp_xline(source_p))
389 >  if (check_xline(source_p))
390      return;
391  
392 <  if (IsDead(client_p))
393 <    return;
392 >  while (hash_find_id((id = uid_get())) != NULL)
393 >    ;
394  
395 <  if (source_p->id[0] == '\0' && me.id[0])
396 <  {
429 <    char *id = (char *) execute_callback(uid_get_cb, source_p);
430 <    while (hash_find_id(id) != NULL)
431 <      id = uid_get(NULL);
395 >  strlcpy(source_p->id, id, sizeof(source_p->id));
396 >  hash_add_id(source_p);
397  
398 <    strlcpy(source_p->id, id, sizeof(source_p->id));
399 <    hash_add_id(source_p);
400 <  }
436 <
437 <  irc_getnameinfo((struct sockaddr *)&source_p->localClient->ip,
438 <                  source_p->localClient->ip.ss_len, ipaddr,
439 <                  HOSTIPLEN, NULL, 0, NI_NUMERICHOST);
440 <
441 <  sendto_realops_flags(UMODE_CCONN, L_ALL,
442 <                       "Client connecting: %s (%s@%s) [%s] {%s} [%s]",
443 <                       nick, source_p->username, source_p->host,
398 >  sendto_realops_flags(UMODE_CCONN, L_ALL, SEND_NOTICE,
399 >                       "Client connecting: %s (%s@%s) [%s] {%s} [%s] <%s>",
400 >                       source_p->name, source_p->username, source_p->host,
401                         ConfigFileEntry.hide_spoof_ips && IsIPSpoof(source_p) ?
402 <                       "255.255.255.255" : ipaddr, get_client_class(source_p),
403 <                       source_p->info);
404 <
448 <  /* If they have died in send_* don't do anything. */
449 <  if (IsDead(source_p))
450 <    return;
402 >                       "255.255.255.255" : source_p->sockhost,
403 >                       get_client_class(&source_p->localClient->confs),
404 >                       source_p->info, source_p->id);
405  
406    if (ConfigFileEntry.invisible_on_connect)
407 <    source_p->umodes |= UMODE_INVISIBLE;
408 <  Count.invisi++;
407 >  {
408 >    AddUMode(source_p, UMODE_INVISIBLE);
409 >    ++Count.invisi;
410 >  }
411  
412 <  if ((++Count.local) > Count.max_loc)
412 >  if (++Count.local > Count.max_loc)
413    {
414      Count.max_loc = Count.local;
415  
416      if (!(Count.max_loc % 10))
417 <      sendto_realops_flags(UMODE_ALL, L_ALL, "New Max Local Clients: %d",
417 >      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
418 >                           "New Max Local Clients: %d",
419                             Count.max_loc);
420    }
421  
465  SetClient(source_p);
466
467  source_p->servptr = &me;
468  dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->users);
469
422    /* Increment our total user count here */
423    if (++Count.total > Count.max_tot)
424      Count.max_tot = Count.total;
425 <  Count.totalrestartcount++;
425 >  ++Count.totalrestartcount;
426 >
427 >  assert(source_p->servptr == &me);
428 >  SetClient(source_p);
429 >  dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->client_list);
430  
431    source_p->localClient->allow_read = MAX_FLOOD_BURST;
432  
433 <  if ((m = dlinkFindDelete(&unknown_list, source_p)) != NULL)
434 <  {
435 <    free_dlink_node(m);
436 <    dlinkAdd(source_p, &source_p->localClient->lclient_node, &local_client_list);
481 <  }
482 <  else assert(0);
433 >  assert(dlinkFind(&unknown_list, source_p));
434 >
435 >  dlink_move_node(&source_p->localClient->lclient_node,
436 >                  &unknown_list, &local_client_list);
437  
438    user_welcome(source_p);
439    add_user_host(source_p->username, source_p->host, 0);
440    SetUserHost(source_p);
441  
442 <  introduce_client(client_p, source_p);
442 >  introduce_client(source_p);
443   }
444  
445   /* register_remote_user()
446   *
447 < * inputs       - client_p directly connected client
494 < *              - source_p remote or directly connected client
447 > * inputs       - source_p remote or directly connected client
448   *              - username to register as
449   *              - host name to register as
450   *              - server name
498 *              - realname (gecos)
451   * output       - NONE
452   * side effects - This function is called when a remote client
453   *                is introduced by a server.
454   */
455   void
456 < register_remote_user(struct Client *client_p, struct Client *source_p,
457 <                     const char *username, const char *host, const char *server,
506 <                     const char *realname)
456 > register_remote_user(struct Client *source_p, const char *username,
457 >                     const char *host, const char *server)
458   {
459 <  struct Client *target_p;
459 >  struct Client *target_p = NULL;
460  
461    assert(source_p != NULL);
462    assert(source_p->username != username);
463  
464 <  strlcpy(source_p->host, host, sizeof(source_p->host));
514 <  strlcpy(source_p->info, realname, sizeof(source_p->info));
464 >  strlcpy(source_p->host, host, sizeof(source_p->host));
465    strlcpy(source_p->username, username, sizeof(source_p->username));
466  
517  /* Increment our total user count here */
518  if (++Count.total > Count.max_tot)
519    Count.max_tot = Count.total;
520
521  source_p->from->serv->dep_users++;
522
467    /*
468     * coming from another server, take the servers word for it
469     */
470 <  source_p->servptr = find_server(server);
470 >  source_p->servptr = hash_find_server(server);
471  
472 <  /* Super GhostDetect:
472 >  /*
473 >   * Super GhostDetect:
474     * If we can't find the server the user is supposed to be on,
475     * then simply blow the user away.        -Taner
476     */
477    if (source_p->servptr == NULL)
478    {
479 <    sendto_realops_flags(UMODE_ALL, L_ALL,
479 >    sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
480                           "No server %s for user %s[%s@%s] from %s",
481                           server, source_p->name, source_p->username,
482                           source_p->host, source_p->from->name);
483 <    kill_client(client_p, source_p, "%s (Server doesn't exist)", me.name);
483 >    kill_client(source_p->from, source_p, "%s (Server doesn't exist)", me.name);
484  
485 <    /* XXX */
541 <    SetKilled(source_p);
485 >    AddFlag(source_p, FLAGS_KILLED);
486      exit_client(source_p, &me, "Ghosted Client");
487      return;
488    }
489  
490    if ((target_p = source_p->servptr) && target_p->from != source_p->from)
491    {
492 <    sendto_realops_flags(UMODE_DEBUG, L_ALL,
492 >    sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE,
493                           "Bad User [%s] :%s USER %s@%s %s, != %s[%s]",
494 <                         client_p->name, source_p->name, source_p->username,
494 >                         source_p->from->name, source_p->name, source_p->username,
495                           source_p->host, source_p->servptr->name,
496                           target_p->name, target_p->from->name);
497 <    kill_client(client_p, source_p,
497 >    kill_client(source_p->from, source_p,
498                  "%s (NICK from wrong direction (%s != %s))",
499                  me.name, source_p->servptr->name, target_p->from->name);
500 <    SetKilled(source_p);
500 >    AddFlag(source_p, FLAGS_KILLED);
501      exit_client(source_p, &me, "USER server wrong direction");
502      return;
503    }
504  
505 +  /*
506 +   * If the nick has been introduced by a services server,
507 +   * make it a service as well.
508 +   */
509 +  if (HasFlag(source_p->servptr, FLAGS_SERVICE))
510 +    AddFlag(source_p, FLAGS_SERVICE);
511 +
512 +  /* Increment our total user count here */
513 +  if (++Count.total > Count.max_tot)
514 +    Count.max_tot = Count.total;
515 +
516    SetClient(source_p);
517 <  dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->users);
517 >  dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->client_list);
518    add_user_host(source_p->username, source_p->host, 1);
519    SetUserHost(source_p);
520  
521 <  introduce_client(client_p, source_p);
521 >  if (HasFlag(source_p->servptr, FLAGS_EOB))
522 >    sendto_realops_flags(UMODE_FARCONNECT, L_ALL, SEND_NOTICE,
523 >                         "Client connecting at %s: %s (%s@%s) [%s] <%s>",
524 >                         source_p->servptr->name,
525 >                         source_p->name, source_p->username, source_p->host,
526 >                         source_p->info, source_p->id);
527 >
528 >  introduce_client(source_p);
529   }
530  
531   /* introduce_client()
532   *
533 < * inputs       - client_p
572 < *              - source_p
533 > * inputs       - source_p
534   * output       - NONE
535   * side effects - This common function introduces a client to the rest
536   *                of the net, either from a local client connect or
537   *                from a remote connect.
538   */
539   static void
540 < introduce_client(struct Client *client_p, struct Client *source_p)
540 > introduce_client(struct Client *source_p)
541   {
542 <  dlink_node *server_node;
543 <  static char ubuf[12];
542 >  dlink_node *server_node = NULL;
543 >  char ubuf[IRCD_BUFSIZE];
544  
545    if (MyClient(source_p))
546      send_umode(source_p, source_p, 0, SEND_UMODES, ubuf);
547    else
548      send_umode(NULL, source_p, 0, SEND_UMODES, ubuf);
549  
550 <  if (*ubuf == '\0')
550 >  watch_check_hash(source_p, RPL_LOGON);
551 >
552 >  if (ubuf[0] == '\0')
553    {
554      ubuf[0] = '+';
555      ubuf[1] = '\0';
556    }
557  
558 <  /* arghhh one could try not introducing new nicks to ll leafs
559 <   * but then you have to introduce them "on the fly" in SJOIN
560 <   * not fun.
598 <   * Its not going to cost much more bandwidth to simply let new
599 <   * nicks just ride on through.
600 <   */
558 >  DLINK_FOREACH(server_node, serv_list.head)
559 >  {
560 >    struct Client *server = server_node->data;
561  
562 <  /* We now introduce nicks "on the fly" in SJOIN anyway --
563 <   * you _need_ to if you aren't going to burst everyone initially.
604 <   *
605 <   * Only send to non CAP_LL servers, unless we're a lazylink leaf,
606 <   * in that case just send it to the uplink.
607 <   * -davidt
608 <   * rewritten to cope with SIDs .. eww eww eww --is
609 <   */
562 >    if (server == source_p->from)
563 >        continue;
564  
565 <  /* XXX THESE NEED A PREFIX!?!?!? */
612 <  if (!ServerInfo.hub && uplink && IsCapable(uplink, CAP_LL) &&
613 <      client_p != uplink)
614 <  {
615 <    if (IsCapable(uplink, CAP_TS6) && HasID(source_p))
565 >    if (IsCapable(server, CAP_SVS))
566      {
567 <      sendto_one(uplink, ":%s UID %s %d %lu %s %s %s %s %s :%s",
568 <                 source_p->servptr->id,
569 <                 source_p->name, source_p->hopcount+1,
570 <                 (unsigned long)source_p->tsinfo,
571 <                 ubuf, source_p->username, source_p->host,
572 <                 ((MyClient(source_p) && !IsIPSpoof(source_p)) ?
573 <                 source_p->sockhost : "0"),
574 <                 source_p->id, source_p->info);
567 >      if (IsCapable(server, CAP_TS6) && HasID(source_p))
568 >        sendto_one(server, ":%s UID %s %d %lu %s %s %s %s %s %s :%s",
569 >                   source_p->servptr->id,
570 >                   source_p->name, source_p->hopcount+1,
571 >                   (unsigned long)source_p->tsinfo,
572 >                   ubuf, source_p->username, source_p->host,
573 >                   (MyClient(source_p) && IsIPSpoof(source_p)) ?
574 >                   "0" : source_p->sockhost, source_p->id,
575 >                   source_p->svid,
576 >                   source_p->info);
577 >      else
578 >        sendto_one(server, "NICK %s %d %lu %s %s %s %s %s :%s",
579 >                   source_p->name, source_p->hopcount+1,
580 >                   (unsigned long)source_p->tsinfo,
581 >                   ubuf, source_p->username, source_p->host,
582 >                   source_p->servptr->name, source_p->svid,
583 >                   source_p->info);
584 >
585      }
586      else
587      {
628      sendto_one(uplink, "NICK %s %d %lu %s %s %s %s :%s",
629                 source_p->name, source_p->hopcount+1,
630                 (unsigned long)source_p->tsinfo,
631                 ubuf, source_p->username, source_p->host,
632                 source_p->servptr->name,
633                 source_p->info);
634    }
635  }
636  else
637  {
638    DLINK_FOREACH(server_node, serv_list.head)
639    {
640      struct Client *server = server_node->data;
641
642      if (IsCapable(server, CAP_LL) || server == client_p)
643        continue;
644
588        if (IsCapable(server, CAP_TS6) && HasID(source_p))
589          sendto_one(server, ":%s UID %s %d %lu %s %s %s %s %s :%s",
590                     source_p->servptr->id,
591                     source_p->name, source_p->hopcount+1,
592 <                   (unsigned long)source_p->tsinfo,
592 >                   (unsigned long)source_p->tsinfo,
593                     ubuf, source_p->username, source_p->host,
594 <                   ((MyClient(source_p)&&!IsIPSpoof(source_p))?source_p->sockhost:"0"),
595 <                   source_p->id, source_p->info);
594 >                   (MyClient(source_p) && IsIPSpoof(source_p)) ?
595 >                   "0" : source_p->sockhost, source_p->id, source_p->info);
596        else
597          sendto_one(server, "NICK %s %d %lu %s %s %s %s :%s",
598                     source_p->name, source_p->hopcount+1,
599 <                   (unsigned long)source_p->tsinfo,
599 >                   (unsigned long)source_p->tsinfo,
600                     ubuf, source_p->username, source_p->host,
601 <                   source_p->servptr->name,
659 <                   source_p->info);
601 >                   source_p->servptr->name, source_p->info);
602      }
603 +
604 +    if (!EmptyString(source_p->certfp))
605 +      sendto_one(server, ":%s CERTFP %s", ID(source_p), source_p->certfp);
606    }
607   }
608  
# Line 677 | Line 622 | valid_hostname(const char *hostname)
622  
623    assert(p != NULL);
624  
625 <  if (('.' == *p) || (':' == *p))
626 <    return (0);
625 >  if (EmptyString(p) || *p == '.' || *p == ':')
626 >    return 0;
627  
628 <  while (*p)
684 <  {
628 >  for (; *p; ++p)
629      if (!IsHostChar(*p))
630 <      return (0);
687 <    p++;
688 <  }
630 >      return 0;
631  
632 <  return (1);
632 >  return p - hostname <= HOSTLEN;
633   }
634  
635   /* valid_username()
# Line 702 | Line 644 | valid_hostname(const char *hostname)
644   * style of username
645   */
646   int
647 < valid_username(const char *username)
647 > valid_username(const char *username, const int local)
648   {
649    int dots      = 0;
650    const char *p = username;
651  
652    assert(p != NULL);
653  
654 <  if ('~' == *p)
654 >  if (*p == '~')
655      ++p;
656  
657 <  /* reject usernames that don't start with an alphanum
657 >  /*
658 >   * Reject usernames that don't start with an alphanum
659     * i.e. reject jokers who have '-@somehost' or '.@somehost'
660     * or "-hi-@somehost", "h-----@somehost" would still be accepted.
661     */
662    if (!IsAlNum(*p))
663 <    return (0);
663 >    return 0;
664  
665 <  while (*++p)
665 >  if (local)
666    {
667 <    if ((*p == '.') && ConfigFileEntry.dots_in_ident)
667 >    while (*++p)
668      {
669 <      dots++;
670 <
671 <      if (dots > ConfigFileEntry.dots_in_ident)
672 <        return (0);
673 <      if (!IsUserChar(p[1]))
674 <        return (0);
669 >      if ((*p == '.') && ConfigFileEntry.dots_in_ident)
670 >      {
671 >        if (++dots > ConfigFileEntry.dots_in_ident)
672 >          return 0;
673 >        if (!IsUserChar(*(p + 1)))
674 >          return 0;
675 >      }
676 >      else if (!IsUserChar(*p))
677 >        return 0;
678      }
733    else if (!IsUserChar(*p))
734      return (0);
679    }
680 +  else
681 +  {
682 +    while (*++p)
683 +      if (!IsUserChar(*p))
684 +        return 0;
685 +  }
686 +
687 +  return  p - username <= USERLEN;;
688 + }
689  
690 <  return (1);
690 > /* clean_nick_name()
691 > *
692 > * input        - nickname
693 > *              - whether it's a local nick (1) or remote (0)
694 > * output       - none
695 > * side effects - walks through the nickname, returning 0 if erroneous
696 > */
697 > int
698 > valid_nickname(const char *nickname, const int local)
699 > {
700 >  const char *p = nickname;
701 >  assert(nickname && *nickname);
702 >
703 >  /* nicks can't start with a digit or - or be 0 length */
704 >  /* This closer duplicates behaviour of hybrid-6 */
705 >  if (*p == '-' || (IsDigit(*p) && local) || *p == '\0')
706 >    return 0;
707 >
708 >  for (; *p; ++p)
709 >    if (!IsNickChar(*p))
710 >      return 0;
711 >
712 >  return p - nickname <= NICKLEN;
713   }
714  
715   /* report_and_set_user_flags()
716   *
717   * inputs       - pointer to source_p
718 < *              - pointer to aconf for this user
718 > *              - pointer to conf for this user
719   * output       - NONE
720   * side effects - Report to user any special flags
721   *                they are getting, and set them.
722   */
723   static void
724 < report_and_set_user_flags(struct Client *source_p, const struct AccessItem *aconf)
724 > report_and_set_user_flags(struct Client *source_p, const struct MaskItem *conf)
725   {
726    /* If this user is being spoofed, tell them so */
727 <  if (IsConfDoSpoofIp(aconf))
753 <  {
727 >  if (IsConfDoSpoofIp(conf))
728      sendto_one(source_p,
729 <               ":%s NOTICE %s :*** Spoofing your IP. congrats.",
729 >               ":%s NOTICE %s :*** Spoofing your IP. Congrats.",
730                 me.name, source_p->name);
757  }
731  
732    /* If this user is in the exception class, Set it "E lined" */
733 <  if (IsConfExemptKline(aconf))
733 >  if (IsConfExemptKline(conf))
734    {
735      SetExemptKline(source_p);
736      sendto_one(source_p,
737 <               ":%s NOTICE %s :*** You are exempt from K/D/G lines. congrats.",
737 >               ":%s NOTICE %s :*** You are exempt from K/D/G lines. Congrats.",
738                 me.name, source_p->name);
739    }
740  
741 <  /* The else here is to make sure that G line exempt users
741 >  /*
742 >   * The else here is to make sure that G line exempt users
743     * do not get noticed twice.
744     */
745 <  else if (IsConfExemptGline(aconf))
745 >  else if (IsConfExemptGline(conf))
746    {
747      SetExemptGline(source_p);
748 <    sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from G lines.",
748 >    sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from G lines. Congrats.",
749                 me.name, source_p->name);
750    }
751  
752 <  if (IsConfExemptResv(aconf))
752 >  if (IsConfExemptResv(conf))
753    {
754      SetExemptResv(source_p);
755 <    sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from resvs.",
755 >    sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from resvs. Congrats.",
756                 me.name, source_p->name);
757    }
758  
759    /* If this user is exempt from user limits set it "F lined" */
760 <  if (IsConfExemptLimits(aconf))
760 >  if (IsConfExemptLimits(conf))
761    {
762      SetExemptLimits(source_p);
763      sendto_one(source_p,
764 <               ":%s NOTICE %s :*** You are exempt from user limits. congrats.",
791 <               me.name,source_p->name);
792 <  }
793 <
794 <  /* If this user is exempt from idle time outs */
795 <  if (IsConfIdlelined(aconf))
796 <  {
797 <    SetIdlelined(source_p);
798 <    sendto_one(source_p,
799 <               ":%s NOTICE %s :*** You are exempt from idle limits. congrats.",
764 >               ":%s NOTICE %s :*** You are exempt from user limits. Congrats.",
765                 me.name, source_p->name);
766    }
767  
768 <  if (IsConfCanFlood(aconf))
768 >  if (IsConfCanFlood(conf))
769    {
770      SetCanFlood(source_p);
771      sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from flood "
# Line 809 | Line 774 | report_and_set_user_flags(struct Client
774    }
775   }
776  
812 /* do_local_user()
813 *
814 * inputs       -
815 * output       - NONE
816 * side effects -
817 */
818 void
819 do_local_user(const char *nick, struct Client *client_p, struct Client *source_p,
820              const char *username, const char *host, const char *server,
821              const char *realname)
822 {
823  assert(source_p != NULL);
824  assert(source_p->username != username);
825
826  if (source_p == NULL)
827    return;
828
829  if (!IsUnknown(source_p))
830  {
831    sendto_one(source_p, form_str(ERR_ALREADYREGISTRED),
832               me.name, nick);
833    return;
834  }
835
836  source_p->flags |= FLAGS_GOTUSER;
837
838  /*
839   * don't take the clients word for it, ever
840   */
841  source_p->servptr = &me;
842
843  strlcpy(source_p->info, realname, sizeof(source_p->info));
844
845  if (!IsGotId(source_p))
846  {
847    /* save the username in the client
848     * If you move this you'll break ping cookies..you've been warned
849     */
850    strlcpy(source_p->username, username, sizeof(source_p->username));
851  }
852
853  if (source_p->name[0])
854  {
855    /* NICK already received, now I have USER... */
856    register_local_user(client_p, source_p, source_p->name, username);
857  }
858 }
859
860 /* change_simple_umode()
861 *
862 * this callback can be hooked to allow special handling of
863 * certain usermodes
864 */
865 static void *
866 change_simple_umode(va_list args)
867 {
868  struct Client *source_p;
869  int what;
870  unsigned int flag;
871
872  va_arg(args, struct Client *);
873  source_p = va_arg(args, struct Client *);
874  what = va_arg(args, int);
875  flag = va_arg(args, unsigned int);
876
877  if (what == MODE_ADD)
878    source_p->umodes |= flag;
879  else
880    source_p->umodes &= ~flag;
881
882  return NULL;
883 }
884
777   /* set_user_mode()
778   *
779   * added 15/10/91 By Darren Reed.
# Line 891 | Line 783 | change_simple_umode(va_list args)
783   */
784   void
785   set_user_mode(struct Client *client_p, struct Client *source_p,
786 <              int parc, char *parv[])
786 >              const int parc, char *parv[])
787   {
788    unsigned int flag, setflags;
789    char **p, *m, buf[IRCD_BUFSIZE];
790    struct Client *target_p;
791    int what = MODE_ADD, badflag = 0, i;
792 < #if 0
793 <  /* already covered by m_mode */
794 <  if (parc < 2)
903 <  {
904 <    sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
905 <               me.name, source_p->name, "MODE");
906 <    return;
907 <  }
908 < #endif
792 >
793 >  assert(!(parc < 2));
794 >
795    if ((target_p = find_person(client_p, parv[1])) == NULL)
796    {
797      if (MyConnect(source_p))
798 <      sendto_one(source_p, form_str(ERR_NOSUCHCHANNEL),
913 <                 me.name, source_p->name, parv[1]);
798 >      sendto_one_numeric(source_p, &me, ERR_NOSUCHCHANNEL, parv[1]);
799      return;
800    }
801  
802 <  /* Dont know why these were commented out..
918 <   * put them back using new sendto() funcs
919 <   */
920 <  if (IsServer(source_p))
802 >  if (source_p != target_p)
803    {
804 <     sendto_realops_flags(UMODE_ALL, L_ADMIN, "*** Mode for User %s from %s",
923 <                          parv[1], source_p->name);
924 <     return;
925 <  }
926 <
927 <  if (source_p != target_p || target_p->from != source_p->from)
928 <  {
929 <     sendto_one(source_p, form_str(ERR_USERSDONTMATCH),
930 <                me.name, source_p->name);
804 >     sendto_one_numeric(source_p, &me, ERR_USERSDONTMATCH);
805       return;
806    }
807  
# Line 936 | Line 810 | set_user_mode(struct Client *client_p, s
810      m = buf;
811      *m++ = '+';
812  
813 <    for (i = 0; i < 128; i++)
814 <      if (source_p->umodes & user_modes[i])
813 >    for (i = 0; i < 128; ++i)
814 >      if (HasUMode(source_p, user_modes[i]))
815          *m++ = (char)i;
816      *m = '\0';
817  
818 <    sendto_one(source_p, form_str(RPL_UMODEIS),
945 <               me.name, source_p->name, buf);
818 >    sendto_one_numeric(source_p, &me, RPL_UMODEIS, buf);
819      return;
820    }
821  
949  execute_callback(entering_umode_cb, client_p, source_p);
950
822    /* find flags already set for user */
823    setflags = source_p->umodes;
824  
825    /* parse mode change string(s) */
826 <  for (p = &parv[2]; p && *p; p++)
826 >  for (p = &parv[2]; p && *p; ++p)
827    {
828 <    for (m = *p; *m; m++)
828 >    for (m = *p; *m; ++m)
829      {
830        switch (*m)
831        {
# Line 967 | Line 838 | set_user_mode(struct Client *client_p, s
838          case 'o':
839            if (what == MODE_ADD)
840            {
841 <            if (IsServer(client_p) && !IsOper(source_p))
841 >            if (IsServer(client_p) && !HasUMode(source_p, UMODE_OPER))
842              {
843                ++Count.oper;
844                SetOper(source_p);
# Line 975 | Line 846 | set_user_mode(struct Client *client_p, s
846            }
847            else
848            {
849 <            /* Only decrement the oper counts if an oper to begin with
979 <             * found by Pat Szuta, Perly , perly@xnet.com
980 <             */
981 <            if (!IsOper(source_p))
849 >            if (!HasUMode(source_p, UMODE_OPER))
850                break;
851  
852              ClearOper(source_p);
985            source_p->umodes &= ~ConfigFileEntry.oper_only_umodes;
853              Count.oper--;
854  
855              if (MyConnect(source_p))
856              {
857 <              dlink_node *dm;
857 >              dlink_node *dm = NULL;
858  
859 <              detach_conf(source_p, OPER_TYPE);
860 <              ClearOperFlags(source_p);
859 >              detach_conf(source_p, CONF_OPER);
860 >              ClrOFlag(source_p);
861 >              DelUMode(source_p, ConfigFileEntry.oper_only_umodes);
862  
863                if ((dm = dlinkFindDelete(&oper_list, source_p)) != NULL)
864                  free_dlink_node(dm);
# Line 999 | Line 867 | set_user_mode(struct Client *client_p, s
867  
868            break;
869  
870 <        /* we may not get these,
871 <         * but they shouldnt be in default
872 <         */
873 <        case ' ' :
1006 <        case '\n':
1007 <        case '\r':
1008 <        case '\t':
870 >        case 'S':  /* Only servers may set +S in a burst */
871 >        case 'W':  /* Only servers may set +W in a burst */
872 >        case 'r':  /* Only services may set +r */
873 >        case 'x':  /* Only services may set +x */
874            break;
875  
876          default:
877            if ((flag = user_modes[(unsigned char)*m]))
878            {
879 <            if (MyConnect(source_p) && !IsOper(source_p) &&
879 >            if (MyConnect(source_p) && !HasUMode(source_p, UMODE_OPER) &&
880                  (ConfigFileEntry.oper_only_umodes & flag))
1016            {
881                badflag = 1;
1018            }
882              else
883 <              execute_callback(umode_cb, client_p, source_p, what, flag);
884 <          }
885 <          else
886 <          {
887 <            if (MyConnect(source_p))
888 <              badflag = 1;
883 >            {
884 >              if (what == MODE_ADD)
885 >                AddUMode(source_p, flag);
886 >              else
887 >                DelUMode(source_p, flag);
888 >            }
889            }
890 +          else if (MyConnect(source_p))
891 +            badflag = 1;
892  
893            break;
894        }
# Line 1031 | Line 896 | set_user_mode(struct Client *client_p, s
896    }
897  
898    if (badflag)
899 <    sendto_one(source_p, form_str(ERR_UMODEUNKNOWNFLAG),
1035 <               me.name, source_p->name);
899 >    sendto_one_numeric(source_p, &me, ERR_UMODEUNKNOWNFLAG);
900  
901 <  if ((source_p->umodes & UMODE_NCHANGE) && !IsOperN(source_p))
901 >  if (MyConnect(source_p) && HasUMode(source_p, UMODE_ADMIN) &&
902 >      !HasOFlag(source_p, OPER_FLAG_ADMIN))
903    {
904      sendto_one(source_p, ":%s NOTICE %s :*** You have no admin flag;",
905                 me.name, source_p->name);
906 <    source_p->umodes &= ~UMODE_NCHANGE; /* only tcm's really need this */
906 >    DelUMode(source_p, UMODE_ADMIN);
907    }
908  
909 <  if (MyConnect(source_p) && (source_p->umodes & UMODE_ADMIN) &&
1045 <      !IsOperAdmin(source_p) && !IsOperHiddenAdmin(source_p))
1046 <  {
1047 <    sendto_one(source_p, ":%s NOTICE %s :*** You have no admin flag;",
1048 <               me.name, source_p->name);
1049 <    source_p->umodes &= ~UMODE_ADMIN;
1050 <  }
1051 <
1052 <  if (!(setflags & UMODE_INVISIBLE) && IsInvisible(source_p))
909 >  if (!(setflags & UMODE_INVISIBLE) && HasUMode(source_p, UMODE_INVISIBLE))
910      ++Count.invisi;
911 <  if ((setflags & UMODE_INVISIBLE) && !IsInvisible(source_p))
911 >  if ((setflags & UMODE_INVISIBLE) && !HasUMode(source_p, UMODE_INVISIBLE))
912      --Count.invisi;
913  
914 <  /* compare new flags with old flags and send string which
914 >  /*
915 >   * compare new flags with old flags and send string which
916     * will cause servers to update correctly.
917     */
918    send_umode_out(client_p, source_p, setflags);
# Line 1063 | Line 921 | set_user_mode(struct Client *client_p, s
921   /* send_umode()
922   * send the MODE string for user (user) to connection client_p
923   * -avalon
924 + *
925 + * inputs       - client_p
926 + *              - source_p
927 + *              - int old
928 + *              - sendmask mask of modes to send
929 + *              - suplied umode_buf
930 + * output       - NONE
931   */
932   void
933   send_umode(struct Client *client_p, struct Client *source_p,
934             unsigned int old, unsigned int sendmask, char *umode_buf)
935   {
936 +  char *m = umode_buf;
937    int what = 0;
938    unsigned int i;
939    unsigned int flag;
1074  char *m = umode_buf;
940  
941 <  /* build a string in umode_buf to represent the change in the user's
941 >  /*
942 >   * build a string in umode_buf to represent the change in the user's
943     * mode between the new (source_p->umodes) and 'old'.
944     */
945 <  for (i = 0; i < 128; i++)
945 >  for (i = 0; i < 128; ++i)
946    {
947      flag = user_modes[i];
948      if (!flag)
# Line 1085 | Line 951 | send_umode(struct Client *client_p, stru
951      if (MyClient(source_p) && !(flag & sendmask))
952        continue;
953  
954 <    if ((flag & old) && !(source_p->umodes & flag))
954 >    if ((flag & old) && !HasUMode(source_p, flag))
955      {
956        if (what == MODE_DEL)
957          *m++ = (char)i;
# Line 1096 | Line 962 | send_umode(struct Client *client_p, stru
962          *m++ = (char)i;
963        }
964      }
965 <    else if (!(flag & old) && (source_p->umodes & flag))
965 >    else if (!(flag & old) && HasUMode(source_p, flag))
966      {
967        if (what == MODE_ADD)
968          *m++ = (char)i;
# Line 1112 | Line 978 | send_umode(struct Client *client_p, stru
978    *m = '\0';
979  
980    if (*umode_buf && client_p)
981 <    sendto_one(client_p, ":%s MODE %s :%s",
982 <               source_p->name, source_p->name, umode_buf);
981 >    sendto_one(client_p, ":%s!%s@%s MODE %s :%s",
982 >               source_p->name, source_p->username,
983 >               source_p->host, source_p->name, umode_buf);
984   }
985  
986   /* send_umode_out()
# Line 1126 | Line 993 | void
993   send_umode_out(struct Client *client_p, struct Client *source_p,
994                 unsigned int old)
995   {
996 <  char buf[IRCD_BUFSIZE];
996 >  char buf[IRCD_BUFSIZE] = { '\0' };
997    dlink_node *ptr = NULL;
998  
999 <  send_umode(NULL, source_p, old, IsOperHiddenAdmin(source_p) ?
1133 <             SEND_UMODES & ~UMODE_ADMIN : SEND_UMODES, buf);
999 >  send_umode(NULL, source_p, old, SEND_UMODES, buf);
1000  
1001 <  if (*buf)
1001 >  if (buf[0])
1002    {
1003      DLINK_FOREACH(ptr, serv_list.head)
1004      {
1005        struct Client *target_p = ptr->data;
1006  
1007        if ((target_p != client_p) && (target_p != source_p))
1008 <      {
1009 <        if ((!(ServerInfo.hub && IsCapable(target_p, CAP_LL))) ||
1010 <            (target_p->localClient->serverMask &
1145 <             source_p->lazyLinkClientExists))
1146 <          sendto_one(target_p, ":%s MODE %s :%s",
1147 <                     ID_or_name(source_p, target_p),
1148 <                     ID_or_name(source_p, target_p), buf);
1149 <      }
1008 >        sendto_one(target_p, ":%s MODE %s :%s",
1009 >                   ID_or_name(source_p, target_p),
1010 >                   ID_or_name(source_p, target_p), buf);
1011      }
1012    }
1013  
# Line 1154 | Line 1015 | send_umode_out(struct Client *client_p,
1015      send_umode(client_p, source_p, old, 0xffffffff, buf);
1016   }
1017  
1018 + void
1019 + user_set_hostmask(struct Client *target_p, const char *hostname, const int what)
1020 + {
1021 +  dlink_node *ptr = NULL;
1022 +
1023 +  if (!strcmp(target_p->host, hostname))
1024 +    return;
1025 +
1026 +  switch (what)
1027 +  {
1028 +    case MODE_ADD:
1029 +      AddUMode(target_p, UMODE_HIDDENHOST);
1030 +      AddFlag(target_p, FLAGS_IP_SPOOFING);
1031 +      break;
1032 +    case MODE_DEL:
1033 +      DelUMode(target_p, UMODE_HIDDENHOST);
1034 +
1035 +      if (!HasFlag(target_p, FLAGS_AUTH_SPOOF))
1036 +        DelFlag(target_p, FLAGS_IP_SPOOFING);
1037 +      break;
1038 +    default: return;
1039 +  }
1040 +
1041 +  if (ConfigFileEntry.cycle_on_host_change)
1042 +    sendto_common_channels_local(target_p, 0, 0, ":%s!%s@%s QUIT :Changing hostname",
1043 +                                 target_p->name, target_p->username, target_p->host);
1044 +
1045 +  if (IsUserHostIp(target_p))
1046 +    delete_user_host(target_p->username, target_p->host, !MyConnect(target_p));
1047 +
1048 +  strlcpy(target_p->host, hostname, sizeof(target_p->host));
1049 +
1050 +  add_user_host(target_p->username, target_p->host, !MyConnect(target_p));
1051 +  SetUserHost(target_p);
1052 +
1053 +  if (MyClient(target_p))
1054 +  {
1055 +    sendto_one_numeric(target_p, &me, RPL_NEWHOSTIS, target_p->host);
1056 +    clear_ban_cache_client(target_p);
1057 +  }
1058 +
1059 +  if (!ConfigFileEntry.cycle_on_host_change)
1060 +    return;
1061 +
1062 +  DLINK_FOREACH(ptr, target_p->channel.head)
1063 +  {
1064 +    char modebuf[4], nickbuf[NICKLEN * 3 + 3] = { '\0' };
1065 +    char *p = modebuf;
1066 +    int len = 0;
1067 +    const struct Membership *ms = ptr->data;
1068 +
1069 +    if (has_member_flags(ms, CHFL_CHANOP))
1070 +    {
1071 +      *p++ = 'o';
1072 +      len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
1073 +    }
1074 +
1075 +    if (has_member_flags(ms, CHFL_HALFOP))
1076 +    {
1077 +      *p++ = 'h';
1078 +      len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
1079 +    }
1080 +
1081 +    if (has_member_flags(ms, CHFL_VOICE))
1082 +    {
1083 +      *p++ = 'v';
1084 +      len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
1085 +    }
1086 +
1087 +    *p = '\0';
1088 +
1089 +    sendto_channel_local_butone(target_p, 0, 0, ms->chptr, ":%s!%s@%s JOIN :%s",
1090 +                                target_p->name, target_p->username, target_p->host,
1091 +                                ms->chptr->chname);
1092 +    if (nickbuf[0])
1093 +      sendto_channel_local_butone(target_p, 0, 0, ms->chptr, ":%s MODE %s +%s %s",
1094 +                                  target_p->servptr->name, ms->chptr->chname,
1095 +                                  modebuf, nickbuf);
1096 +
1097 +  }
1098 +
1099 +  if (target_p->away[0])
1100 +    sendto_common_channels_local(target_p, 0, CAP_AWAY_NOTIFY,
1101 +                                 ":%s!%s@%s AWAY :%s",
1102 +                                 target_p->name, target_p->username,
1103 +                                 target_p->host, target_p->away);
1104 + }
1105 +
1106   /* user_welcome()
1107   *
1108   * inputs       - client pointer to client to welcome
# Line 1170 | Line 1119 | user_welcome(struct Client *source_p)
1119   #endif
1120  
1121   #ifdef HAVE_LIBCRYPTO
1122 <  if (source_p->localClient->fd.ssl != NULL)
1122 >  if (HasFlag(source_p, FLAGS_SSL))
1123 >  {
1124 >    AddUMode(source_p, UMODE_SSL);
1125      sendto_one(source_p, ":%s NOTICE %s :*** Connected securely via %s",
1126                 me.name, source_p->name,
1127                 ssl_get_cipher(source_p->localClient->fd.ssl));
1128 +  }
1129   #endif
1130  
1131 <  sendto_one(source_p, form_str(RPL_WELCOME), me.name, source_p->name,
1132 <             ServerInfo.network_name, source_p->name);
1133 <  sendto_one(source_p, form_str(RPL_YOURHOST), me.name, source_p->name,
1134 <             get_listener_name(source_p->localClient->listener), ircd_version);
1135 <  sendto_one(source_p, form_str(RPL_CREATED),
1136 <             me.name, source_p->name, built_date);
1185 <  sendto_one(source_p, form_str(RPL_MYINFO),
1186 <             me.name, source_p->name, me.name, ircd_version, umode_buffer);
1131 >  sendto_one_numeric(source_p, &me, RPL_WELCOME, ServerInfo.network_name,
1132 >                     source_p->name);
1133 >  sendto_one_numeric(source_p, &me, RPL_YOURHOST,
1134 >                     get_listener_name(source_p->localClient->listener), ircd_version);
1135 >  sendto_one_numeric(source_p, &me, RPL_CREATED, built_date);
1136 >  sendto_one_numeric(source_p, &me, RPL_MYINFO, me.name, ircd_version, umode_buffer);
1137    show_isupport(source_p);
1138  
1139    if (source_p->id[0] != '\0')
1140 <    sendto_one(source_p, form_str(RPL_YOURID), me.name,
1191 <               source_p->name, source_p->id);
1140 >    sendto_one_numeric(source_p, &me, RPL_YOURID, source_p->id);
1141  
1142    show_lusers(source_p);
1143 <
1195 <  if (ConfigFileEntry.short_motd)
1196 <  {
1197 <    sendto_one(source_p, "NOTICE %s :*** Notice -- motd was last changed at %s",
1198 <               source_p->name, ConfigFileEntry.motd.lastChangedDate);
1199 <    sendto_one(source_p,
1200 <               "NOTICE %s :*** Notice -- Please read the motd if you haven't "
1201 <               "read it", source_p->name);
1202 <    sendto_one(source_p, form_str(RPL_MOTDSTART),
1203 <               me.name, source_p->name, me.name);
1204 <    sendto_one(source_p, form_str(RPL_MOTD),
1205 <               me.name, source_p->name,
1206 <               "*** This is the short motd ***");
1207 <    sendto_one(source_p, form_str(RPL_ENDOFMOTD),
1208 <               me.name, source_p->name);
1209 <  }
1210 <  else  
1211 <    send_message_file(source_p, &ConfigFileEntry.motd);
1143 >  motd_signon(source_p);
1144   }
1145  
1146   /* check_xline()
# Line 1220 | Line 1152 | user_welcome(struct Client *source_p)
1152   static int
1153   check_xline(struct Client *source_p)
1154   {
1155 <  struct ConfItem *conf;
1224 <  struct MatchItem *xconf;
1225 <  const char *reason;
1226 <
1227 <  if ((conf = find_matching_name_conf(XLINE_TYPE, source_p->info,
1228 <                                      NULL, NULL, 0)) != NULL)
1229 <  {
1230 <    xconf = map_to_conf(conf);
1231 <    xconf->count++;
1232 <
1233 <    if (xconf->reason != NULL)
1234 <      reason = xconf->reason;
1235 <    else
1236 <      reason = "No Reason";
1237 <
1238 <    sendto_realops_flags(UMODE_REJ, L_ALL,
1239 <                         "X-line Rejecting [%s] [%s], user %s [%s]",
1240 <                         source_p->info, reason,
1241 <                         get_client_name(source_p, HIDE_IP),
1242 <                         source_p->sockhost);
1243 <
1244 <    ServerStats->is_ref++;      
1245 <    if(REJECT_HOLD_TIME > 0)
1246 <    {
1247 <      sendto_one(source_p, ":%s NOTICE %s :Bad user info",
1248 <                 me.name, source_p->name);
1249 <      source_p->localClient->reject_delay = CurrentTime + REJECT_HOLD_TIME;
1250 <      SetCaptured(source_p);
1251 <    }
1252 <    else
1253 <      exit_client(source_p, &me, "Bad user info");
1254 <    return 1;
1255 <  }
1256 <
1257 <  return 0;
1258 < }
1259 <
1260 < static int
1261 < check_regexp_xline(struct Client *source_p)
1262 < {
1263 <  struct ConfItem *conf = NULL;
1155 >  struct MaskItem *conf = NULL;
1156    const char *reason = NULL;
1157  
1158 <  if ((conf = find_matching_name_conf(RXLINE_TYPE, source_p->info, NULL, NULL, 0)))
1158 >  if ((conf = find_matching_name_conf(CONF_XLINE, source_p->info, NULL, NULL, 0)))
1159    {
1160 <    struct MatchItem *reg = map_to_conf(conf);
1160 >    ++conf->count;
1161  
1162 <    ++reg->count;
1163 <
1272 <    if (reg->reason != NULL)
1273 <      reason = reg->reason;
1162 >    if (conf->reason != NULL)
1163 >      reason = conf->reason;
1164      else
1165        reason = "No Reason";
1166  
1167 <    sendto_realops_flags(UMODE_REJ, L_ALL,
1168 <                         "X-line (REGEX) Rejecting [%s] [%s], user %s [%s]",
1167 >    sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE,
1168 >                         "X-line Rejecting [%s] [%s], user %s [%s]",
1169                           source_p->info, reason,
1170                           get_client_name(source_p, HIDE_IP),
1171                           source_p->sockhost);
1172  
1173 <    ServerStats->is_ref++;
1173 >    ++ServerStats.is_ref;
1174      exit_client(source_p, &me, "Bad user info");
1175      return 1;
1176    }
# Line 1292 | Line 1182 | check_regexp_xline(struct Client *source
1182   *
1183   * inputs       - pointer to given client to oper
1184   * output       - NONE
1185 < * side effects - Blindly opers up given source_p, using aconf info
1185 > * side effects - Blindly opers up given source_p, using conf info
1186   *                all checks on passwords have already been done.
1187 < *                This could also be used by rsa oper routines.
1187 > *                This could also be used by rsa oper routines.
1188   */
1189   void
1190   oper_up(struct Client *source_p)
1191   {
1192 <  unsigned int old = source_p->umodes;
1193 <  const char *operprivs = "";
1194 <  struct AccessItem *oconf;
1192 >  const unsigned int old = source_p->umodes;
1193 >  const struct MaskItem *conf = source_p->localClient->confs.head->data;
1194 >
1195 >  assert(source_p->localClient->confs.head);
1196  
1197 +  ++Count.oper;
1198    SetOper(source_p);
1199  
1200 <  if (ConfigFileEntry.oper_umodes)
1201 <    source_p->umodes |= ConfigFileEntry.oper_umodes;
1202 <  else
1203 <    source_p->umodes |= (UMODE_SERVNOTICE|UMODE_OPERWALL|
1312 <                         UMODE_WALLOP|UMODE_LOCOPS);
1200 >  if (conf->modes)
1201 >    AddUMode(source_p, conf->modes);
1202 >  else if (ConfigFileEntry.oper_umodes)
1203 >    AddUMode(source_p, ConfigFileEntry.oper_umodes);
1204  
1205 <  Count.oper++;
1205 >  if (!(old & UMODE_INVISIBLE) && HasUMode(source_p, UMODE_INVISIBLE))
1206 >    ++Count.invisi;
1207 >  if ((old & UMODE_INVISIBLE) && !HasUMode(source_p, UMODE_INVISIBLE))
1208 >    --Count.invisi;
1209  
1210    assert(dlinkFind(&oper_list, source_p) == NULL);
1211    dlinkAdd(source_p, make_dlink_node(), &oper_list);
1212  
1213 <  assert(source_p->localClient->confs.head);
1320 <  oconf = map_to_conf((source_p->localClient->confs.head)->data);
1321 <  operprivs = oper_privs_as_string(oconf->port);
1213 >  AddOFlag(source_p, conf->port);
1214  
1215 <  SetOFlag(source_p, oconf->port);
1215 >  if (HasOFlag(source_p, OPER_FLAG_ADMIN))
1216 >    AddUMode(source_p, UMODE_ADMIN);
1217  
1218 <  if (IsOperAdmin(source_p) || IsOperHiddenAdmin(source_p))
1219 <    source_p->umodes |= UMODE_ADMIN;
1327 <  if (!IsOperN(source_p))
1328 <    source_p->umodes &= ~UMODE_NCHANGE;
1329 <
1330 <  sendto_realops_flags(UMODE_ALL, L_ALL, "%s (%s@%s) is now an operator",
1331 <                       source_p->name, source_p->username, source_p->host);
1218 >  sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, "%s is now an operator",
1219 >                       get_oper_name(source_p));
1220    send_umode_out(source_p, source_p, old);
1221 <  sendto_one(source_p, form_str(RPL_YOUREOPER), me.name, source_p->name);
1334 <  sendto_one(source_p, ":%s NOTICE %s :*** Oper privs are %s",
1335 <             me.name, source_p->name, operprivs);
1336 <  send_message_file(source_p, &ConfigFileEntry.opermotd);
1221 >  sendto_one_numeric(source_p, &me, RPL_YOUREOPER);
1222   }
1223  
1224 < /*
1340 < * Quick and dirty UID code for new proposed SID on EFnet
1341 < *
1342 < */
1224 > static char new_uid[TOTALSIDUID + 1];     /* allow for \0 */
1225  
1226 < static char new_uid[TOTALSIDUID+1];     /* allow for \0 */
1227 < static void add_one_to_uid(int i);
1226 > int
1227 > valid_sid(const char *sid)
1228 > {
1229 >  if (strlen(sid) == IRC_MAXSID)
1230 >    if (IsDigit(*sid))
1231 >      if (IsAlNum(*(sid + 1)) && IsAlNum(*(sid + 2)))
1232 >        return 1;
1233 >
1234 >  return 0;
1235 > }
1236  
1237   /*
1238   * init_uid()
1239 < *
1239 > *
1240   * inputs       - NONE
1241   * output       - NONE
1242   * side effects - new_uid is filled in with server id portion (sid)
# Line 1356 | Line 1246 | static void add_one_to_uid(int i);
1246   void
1247   init_uid(void)
1248   {
1249 <  int i;
1249 >  unsigned int i;
1250  
1251    memset(new_uid, 0, sizeof(new_uid));
1252  
1253 <  if (ServerInfo.sid != NULL)
1254 <  {
1365 <    memcpy(new_uid, ServerInfo.sid, IRCD_MIN(strlen(ServerInfo.sid),
1366 <                                             IRC_MAXSID));
1367 <    memcpy(&me.id, ServerInfo.sid, IRCD_MIN(strlen(ServerInfo.sid),
1368 <                                             IRC_MAXSID));
1369 <    hash_add_id(&me);
1370 <  }
1253 >  if (!EmptyString(ServerInfo.sid))
1254 >    strlcpy(new_uid, ServerInfo.sid, sizeof(new_uid));
1255  
1256 <  for (i = 0; i < IRC_MAXSID; i++)
1257 <    if (new_uid[i] == '\0')
1256 >  for (i = 0; i < IRC_MAXSID; ++i)
1257 >    if (new_uid[i] == '\0')
1258        new_uid[i] = 'A';
1259  
1260 <  /* XXX if IRC_MAXUID != 6, this will have to be rewritten */
1261 <  /* Yes nenolod, I have known it was off by one ever since I wrote it
1378 <   * But *JUST* for you, though, it really doesn't look as *pretty*
1379 <   * -Dianora
1380 <   */
1381 <  memcpy(new_uid+IRC_MAXSID, "AAAAA@", IRC_MAXUID);
1382 <
1383 <  entering_umode_cb = register_callback("entering_umode", NULL);
1384 <  umode_cb = register_callback("changing_umode", change_simple_umode);
1385 <  uid_get_cb = register_callback("uid_get", uid_get);
1386 < }
1387 <
1388 < /*
1389 < * uid_get
1390 < *
1391 < * inputs       - struct Client *
1392 < * output       - new UID is returned to caller
1393 < * side effects - new_uid is incremented by one.
1394 < */
1395 < static void *
1396 < uid_get(va_list args)
1397 < {
1398 <  add_one_to_uid(TOTALSIDUID-1);        /* index from 0 */
1399 <  return ((void *) new_uid);
1260 >  /* NOTE: if IRC_MAXUID != 6, this will have to be rewritten */
1261 >  memcpy(new_uid + IRC_MAXSID, "AAAAA@", IRC_MAXUID);
1262   }
1263  
1264   /*
# Line 1410 | Line 1272 | uid_get(va_list args)
1272   static void
1273   add_one_to_uid(int i)
1274   {
1275 <  if (i != IRC_MAXSID)          /* Not reached server SID portion yet? */
1275 >  if (i != IRC_MAXSID)    /* Not reached server SID portion yet? */
1276    {
1277      if (new_uid[i] == 'Z')
1278        new_uid[i] = '0';
# Line 1419 | Line 1281 | add_one_to_uid(int i)
1281        new_uid[i] = 'A';
1282        add_one_to_uid(i-1);
1283      }
1284 <    else new_uid[i] = new_uid[i] + 1;
1284 >    else
1285 >      ++new_uid[i];
1286    }
1287    else
1288    {
1289 <    /* XXX if IRC_MAXUID != 6, this will have to be rewritten */
1289 >    /* NOTE: if IRC_MAXUID != 6, this will have to be rewritten */
1290      if (new_uid[i] == 'Z')
1291 <      memcpy(new_uid+IRC_MAXSID, "AAAAAA", IRC_MAXUID);
1291 >      memcpy(new_uid + IRC_MAXSID, "AAAAAA", IRC_MAXUID);
1292      else
1293 <      new_uid[i] = new_uid[i] + 1;
1293 >      ++new_uid[i];
1294    }
1295   }
1296  
1297   /*
1298 + * uid_get
1299 + *
1300 + * inputs       - struct Client *
1301 + * output       - new UID is returned to caller
1302 + * side effects - new_uid is incremented by one.
1303 + */
1304 + static const char *
1305 + uid_get(void)
1306 + {
1307 +  add_one_to_uid(TOTALSIDUID - 1);    /* index from 0 */
1308 +  return new_uid;
1309 + }
1310 +
1311 + /*
1312   * init_isupport()
1313   *
1314   * input        - NONE
# Line 1441 | Line 1318 | add_one_to_uid(int i)
1318   void
1319   init_isupport(void)
1320   {
1444  isupportFile = init_MessageLine();
1445
1321    add_isupport("CALLERID", NULL, -1);
1322    add_isupport("CASEMAPPING", CASEMAP, -1);
1323 +  add_isupport("DEAF", "D", -1);
1324    add_isupport("KICKLEN", NULL, KICKLEN);
1325    add_isupport("MODES", NULL, MAXMODEPARAMS);
1450  add_isupport("NICKLEN", NULL, NICKLEN-1);
1326   #ifdef HALFOPS
1327    add_isupport("PREFIX", "(ohv)@%+", -1);
1328    add_isupport("STATUSMSG", "@%+", -1);
# Line 1455 | Line 1330 | init_isupport(void)
1330    add_isupport("PREFIX", "(ov)@+", -1);
1331    add_isupport("STATUSMSG", "@+", -1);
1332   #endif
1333 <  add_isupport("TOPICLEN", NULL, TOPICLEN);
1333 >  add_isupport("EXCEPTS", "e", -1);
1334 >  add_isupport("INVEX", "I", -1);
1335   }
1336  
1337   /*
# Line 1490 | Line 1366 | add_isupport(const char *name, const cha
1366      dlinkAddTail(support, &support->node, &support_list);
1367    }
1368  
1369 <  DupString(support->name, name);
1369 >  support->name = xstrdup(name);
1370    if (options != NULL)
1371 <    DupString(support->options, options);
1371 >    support->options = xstrdup(options);
1372    support->number = n;
1373  
1374    rebuild_isupport_message_line();
# Line 1539 | Line 1415 | rebuild_isupport_message_line(void)
1415   {
1416    char isupportbuffer[IRCD_BUFSIZE];
1417    char *p = isupportbuffer;
1418 <  dlink_node *ptr = NULL;
1418 >  dlink_node *ptr = NULL, *ptr_next = NULL;
1419    int n = 0;
1420    int tokens = 0;
1421    size_t len = 0;
1422 <  size_t reserve = strlen(me.name) + HOSTLEN + strlen(form_str(RPL_ISUPPORT));
1422 >  size_t reserve = strlen(me.name) + HOSTLEN + strlen(numeric_form(RPL_ISUPPORT));
1423  
1424 <  destroy_MessageLine(isupportFile);
1424 >  DLINK_FOREACH_SAFE(ptr, ptr_next, support_list_lines.head)
1425 >  {
1426 >    dlinkDelete(ptr, &support_list_lines);
1427 >    MyFree(ptr->data);
1428 >    free_dlink_node(ptr);
1429 >  }
1430  
1431    DLINK_FOREACH(ptr, support_list.head)
1432    {
1433      struct Isupport *support = ptr->data;
1434  
1435 <    p += (n = ircsprintf(p, "%s", support->name));
1435 >    p += (n = sprintf(p, "%s", support->name));
1436      len += n;
1437  
1438      if (support->options != NULL)
1439      {
1440 <      p += (n = ircsprintf(p, "=%s", support->options));
1440 >      p += (n = sprintf(p, "=%s", support->options));
1441        len += n;
1442      }
1443  
1444      if (support->number > 0)
1445      {
1446 <      p += (n = ircsprintf(p, "=%d", support->number));
1446 >      p += (n = sprintf(p, "=%d", support->number));
1447        len += n;
1448      }
1449  
# Line 1573 | Line 1454 | rebuild_isupport_message_line(void)
1454      if (++tokens == (MAXPARA-2) || len >= (sizeof(isupportbuffer)-reserve))
1455      { /* arbritrary for now */
1456        if (*--p == ' ')
1457 <        *p = '\0';
1457 >        *p = '\0';
1458  
1459 <      addto_MessageLine(isupportFile, isupportbuffer);
1459 >      dlinkAddTail(xstrdup(isupportbuffer), make_dlink_node(), &support_list_lines);
1460        p = isupportbuffer;
1461        len = 0;
1462        n = tokens = 0;
# Line 1586 | Line 1467 | rebuild_isupport_message_line(void)
1467    {
1468      if (*--p == ' ')
1469        *p = '\0';
1470 <    addto_MessageLine(isupportFile, isupportbuffer);
1470 >    dlinkAddTail(xstrdup(isupportbuffer), make_dlink_node(), &support_list_lines);
1471    }
1472   }

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