ViewVC Help
View File | Revision Log | Show Annotations | View Changeset | Root Listing
root/svn/ircd-hybrid/trunk/src/s_user.c
(Generate patch)

Comparing:
ircd-hybrid-7.2/src/s_user.c (file contents), Revision 503 by michael, Fri Mar 3 19:53:47 2006 UTC vs.
ircd-hybrid/trunk/src/s_user.c (file contents), Revision 2352 by michael, Wed Jul 3 21:42:19 2013 UTC

# Line 23 | Line 23
23   */
24  
25   #include "stdinc.h"
26 < #include "tools.h"
26 > #include "list.h"
27   #include "s_user.h"
28   #include "s_misc.h"
29   #include "channel.h"
30   #include "channel_mode.h"
31   #include "client.h"
32 #include "common.h"
32   #include "fdlist.h"
33   #include "hash.h"
34   #include "irc_string.h"
36 #include "sprintf_irc.h"
35   #include "s_bsd.h"
38 #include "irc_getnameinfo.h"
36   #include "ircd.h"
40 #include "list.h"
37   #include "listener.h"
38   #include "motd.h"
39   #include "numeric.h"
40 < #include "s_conf.h"
41 < #include "s_log.h"
40 > #include "conf.h"
41 > #include "log.h"
42   #include "s_serv.h"
47 #include "s_stats.h"
43   #include "send.h"
44   #include "supported.h"
45   #include "whowas.h"
46   #include "memory.h"
47   #include "packet.h"
48 + #include "rng_mt.h"
49   #include "userhost.h"
50   #include "hook.h"
51   #include "s_misc.h"
52 < #include "msg.h"
53 < #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;
52 > #include "parse.h"
53 > #include "watch.h"
54  
55   static char umode_buffer[IRCD_BUFSIZE];
56  
57   static void user_welcome(struct Client *);
58 < static void report_and_set_user_flags(struct Client *, const struct AccessItem *);
58 > static void report_and_set_user_flags(struct Client *, const struct MaskItem *);
59   static int check_xline(struct Client *);
60 < static int check_regexp_xline(struct Client *);
61 < static void introduce_client(struct Client *, struct Client *);
72 < static void *uid_get(va_list);
60 > static void introduce_client(struct Client *);
61 > static const char *uid_get(void);
62  
63   /* Used for building up the isupport string,
64   * used with init_isupport, add_isupport, delete_isupport
65   */
66  
67 < struct Isupport
67 > struct Isupport
68   {
69    dlink_node node;
70    char *name;
# Line 83 | Line 72 | struct Isupport
72    int number;
73   };
74  
75 < static dlink_list support_list = { NULL, NULL, 0 };
76 < MessageFile *isupportFile;
75 > static dlink_list support_list;
76 > static dlink_list support_list_lines;
77  
78   /* memory is cheap. map 0-255 to equivalent mode */
79 < unsigned int user_modes[256] =
79 > const unsigned int user_modes[256] =
80   {
81    /* 0x00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x0F */
82    /* 0x10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x1F */
# Line 99 | Line 88 | unsigned int user_modes[256] =
88    0,                  /* C */
89    UMODE_DEAF,         /* D */
90    0,                  /* E */
91 <  0,                  /* F */
91 >  UMODE_FARCONNECT,   /* F */
92    UMODE_SOFTCALLERID, /* G */
93 <  0,                  /* H */
93 >  UMODE_HIDDEN,       /* H */
94    0,                  /* I */
95    0,                  /* J */
96    0,                  /* K */
# Line 111 | Line 100 | unsigned int user_modes[256] =
100    0,                  /* O */
101    0,                  /* P */
102    0,                  /* Q */
103 <  0,                  /* R */
104 <  0,                  /* S */
103 >  UMODE_REGONLY,      /* R */
104 >  UMODE_SSL,          /* S */
105    0,                  /* T */
106    0,                  /* U */
107    0,                  /* V */
# Line 120 | Line 109 | unsigned int user_modes[256] =
109    0,                  /* X */
110    0,                  /* Y */
111    0,                  /* Z 0x5A */
112 <  0, 0, 0, 0, 0,      /* 0x5F   */
112 >  0, 0, 0, 0, 0,      /* 0x5F   */
113    0,                  /* 0x60   */
114    UMODE_ADMIN,        /* a */
115    UMODE_BOTS,         /* b */
116    UMODE_CCONN,        /* c */
117    UMODE_DEBUG,        /* d */
118 <  0,                  /* e */
118 >  UMODE_EXTERNAL,     /* e */
119    UMODE_FULL,         /* f */
120    UMODE_CALLERID,     /* g */
121    0,                  /* h */
122    UMODE_INVISIBLE,    /* i */
123 <  0,                  /* j */
123 >  UMODE_REJ,          /* j */
124    UMODE_SKILL,        /* k */
125    UMODE_LOCOPS,       /* l */
126    0,                  /* m */
# Line 139 | Line 128 | unsigned int user_modes[256] =
128    UMODE_OPER,         /* o */
129    0,                  /* p */
130    0,                  /* q */
131 <  UMODE_REJ,          /* r */
131 >  UMODE_REGISTERED,   /* r */
132    UMODE_SERVNOTICE,   /* s */
133    0,                  /* t */
134    UMODE_UNAUTH,       /* u */
135    0,                  /* v */
136    UMODE_WALLOP,       /* w */
137 <  UMODE_EXTERNAL,     /* x */
137 >  UMODE_HIDDENHOST,   /* x */
138    UMODE_SPY,          /* y */
139    UMODE_OPERWALL,     /* z      0x7A */
140    0,0,0,0,0,          /* 0x7B - 0x7F */
# Line 166 | Line 155 | assemble_umode_buffer(void)
155    unsigned int idx = 0;
156    char *umode_buffer_ptr = umode_buffer;
157  
158 <  for (; idx < (sizeof(user_modes) / sizeof(int)); ++idx)
158 >  for (; idx < (sizeof(user_modes) / sizeof(user_modes[0])); ++idx)
159      if (user_modes[idx])
160        *umode_buffer_ptr++ = idx;
161  
# Line 180 | Line 169 | assemble_umode_buffer(void)
169   * side effects - display to client user counts etc.
170   */
171   void
172 < show_lusers(struct Client *source_p)
172 > show_lusers(struct Client *source_p)
173   {
174    const char *from, *to;
175  
# Line 195 | Line 184 | show_lusers(struct Client *source_p)
184      to = source_p->name;
185    }
186  
187 <  if (!ConfigServerHide.hide_servers || IsOper(source_p))
187 >  if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER))
188      sendto_one(source_p, form_str(RPL_LUSERCLIENT),
189                 from, to, (Count.total-Count.invisi),
190                 Count.invisi, dlink_list_length(&global_serv_list));
# Line 215 | Line 204 | show_lusers(struct Client *source_p)
204      sendto_one(source_p, form_str(RPL_LUSERCHANNELS),
205                 from, to, dlink_list_length(&global_channel_list));
206  
207 <  if (!ConfigServerHide.hide_servers || IsOper(source_p))
207 >  if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER))
208    {
209      sendto_one(source_p, form_str(RPL_LUSERME),
210                 from, to, Count.local, Count.myserver);
211      sendto_one(source_p, form_str(RPL_LOCALUSERS),
212 <               from, to, Count.local, Count.max_loc,
224 <               Count.local, Count.max_loc);
212 >               from, to, Count.local, Count.max_loc);
213    }
214    else
215    {
216      sendto_one(source_p, form_str(RPL_LUSERME),
217                 from, to, Count.total, 0);
218 <    sendto_one(source_p, form_str(RPL_LOCALUSERS),
219 <               from, to, Count.total, Count.max_tot,
232 <               Count.total, Count.max_tot);
218 >    sendto_one(source_p, form_str(RPL_LOCALUSERS),
219 >               from, to, Count.total, Count.max_tot);
220    }
221  
222    sendto_one(source_p, form_str(RPL_GLOBALUSERS),
223 <             from, to, Count.total, Count.max_tot,
237 <             Count.total, Count.max_tot);
223 >             from, to, Count.total, Count.max_tot);
224  
225 <  if (!ConfigServerHide.hide_servers || IsOper(source_p))
225 >  if (!ConfigServerHide.hide_servers || HasUMode(source_p, UMODE_OPER))
226      sendto_one(source_p, form_str(RPL_STATSCONN), from, to,
227 <               MaxConnectionCount, MaxClientCount, Count.totalrestartcount);
227 >               Count.max_loc_con, Count.max_loc_cli, Count.totalrestartcount);
228  
229 <  if (Count.local > MaxClientCount)
230 <    MaxClientCount = Count.local;
229 >  if (Count.local > Count.max_loc_cli)
230 >    Count.max_loc_cli = Count.local;
231  
232 <  if ((Count.local + Count.myserver) > MaxConnectionCount)
233 <    MaxConnectionCount = Count.local + Count.myserver;
232 >  if ((Count.local + Count.myserver) > Count.max_loc_con)
233 >    Count.max_loc_con = Count.local + Count.myserver;
234   }
235  
236   /* show_isupport()
# Line 254 | Line 240 | show_lusers(struct Client *source_p)
240   * side effects - display to client what we support (for them)
241   */
242   void
243 < show_isupport(struct Client *source_p)
243 > show_isupport(struct Client *source_p)
244   {
245 <  send_message_file(source_p, isupportFile);
245 >  const dlink_node *ptr = NULL;
246 >
247 >  DLINK_FOREACH(ptr, support_list_lines.head)
248 >    sendto_one(source_p, form_str(RPL_ISUPPORT), me.name,
249 >               source_p->name, ptr->data);
250   }
251  
252   /*
# Line 283 | Line 273 | show_isupport(struct Client *source_p)
273   **         nick from local user or kill him/her...
274   */
275   void
276 < register_local_user(struct Client *client_p, struct Client *source_p,
287 <                    const char *nick, const char *username)
276 > register_local_user(struct Client *source_p)
277   {
278 <  const struct AccessItem *aconf = NULL;
279 <  char ipaddr[HOSTIPLEN];
291 <  dlink_node *ptr = NULL;
292 <  dlink_node *m = NULL;
278 >  const char *id = NULL;
279 >  const struct MaskItem *conf = NULL;
280  
281    assert(source_p != NULL);
282 +  assert(source_p == source_p->from);
283    assert(MyConnect(source_p));
296  assert(source_p->username != username);
284    assert(!source_p->localClient->registration);
285  
286 +  ClearCap(source_p, CAP_TS6);
287 +
288    if (ConfigFileEntry.ping_cookie)
289    {
290 <    if (!IsPingSent(source_p) &&
302 <       source_p->localClient->random_ping == 0)
290 >    if (!IsPingSent(source_p) && !source_p->localClient->random_ping)
291      {
292 <      source_p->localClient->random_ping = (unsigned long)rand();
293 <      sendto_one(source_p, "PING :%lu",
292 >      do
293 >        source_p->localClient->random_ping = genrand_int32();
294 >      while (!source_p->localClient->random_ping);
295 >
296 >      sendto_one(source_p, "PING :%u",
297                   source_p->localClient->random_ping);
298        SetPingSent(source_p);
299        return;
# Line 312 | Line 303 | register_local_user(struct Client *clien
303        return;
304    }
305  
306 <  source_p->localClient->last = CurrentTime;
306 >  source_p->localClient->last_privmsg = CurrentTime;
307    /* Straight up the maximum rate of flooding... */
308    source_p->localClient->allow_read = MAX_FLOOD_BURST;
309  
310 <  if (!execute_callback(client_check_cb, source_p, username))
310 >  if (!check_client(source_p))
311      return;
312  
313 <  if (valid_hostname(source_p->host) == 0)
313 >  if (!valid_hostname(source_p->host))
314    {
315      sendto_one(source_p, ":%s NOTICE %s :*** Notice -- You have an illegal "
316                 "character in your hostname", me.name, source_p->name);
# Line 327 | Line 318 | register_local_user(struct Client *clien
318              sizeof(source_p->host));
319    }
320  
321 <  ptr   = source_p->localClient->confs.head;
331 <  aconf = map_to_conf(ptr->data);
321 >  conf = source_p->localClient->confs.head->data;
322  
323    if (!IsGotId(source_p))
324    {
325 <    const char *p = NULL;
325 >    char username[USERLEN + 1];
326 >    const char *p = username;
327      unsigned int i = 0;
328  
329 <    if (IsNeedIdentd(aconf))
329 >    if (IsNeedIdentd(conf))
330      {
331 <      ServerStats->is_ref++;
331 >      ++ServerStats.is_ref;
332        sendto_one(source_p, ":%s NOTICE %s :*** Notice -- You need to install "
333                   "identd to use this server", me.name, source_p->name);
334        exit_client(source_p, &me, "Install identd");
335        return;
336      }
337  
338 <    p = username;
338 >    strlcpy(username, source_p->username, sizeof(username));
339  
340 <    if (!IsNoTilde(aconf))
340 >    if (!IsNoTilde(conf))
341        source_p->username[i++] = '~';
342  
343 <    while (*p && i < USERLEN)
353 <    {
343 >    for (; *p && i < USERLEN; ++p)
344        if (*p != '[')
345          source_p->username[i++] = *p;
356      p++;
357    }
346  
347      source_p->username[i] = '\0';
348    }
349  
350    /* password check */
351 <  if (!EmptyString(aconf->passwd))
351 >  if (!EmptyString(conf->passwd))
352    {
353      const char *pass = source_p->localClient->passwd;
354  
355 <    if (!match_conf_password(pass, aconf))
355 >    if (!match_conf_password(pass, conf))
356      {
357 <      ServerStats->is_ref++;
357 >      ++ServerStats.is_ref;
358        sendto_one(source_p, form_str(ERR_PASSWDMISMATCH),
359                   me.name, source_p->name);
360        exit_client(source_p, &me, "Bad Password");
# Line 380 | Line 368 | register_local_user(struct Client *clien
368     */
369  
370    /* report if user has &^>= etc. and set flags as needed in source_p */
371 <  report_and_set_user_flags(source_p, aconf);
371 >  report_and_set_user_flags(source_p, conf);
372 >
373 >  if (IsDead(source_p))
374 >    return;
375  
376    /* Limit clients -
377     * We want to be able to have servers and F-line clients
# Line 393 | Line 384 | register_local_user(struct Client *clien
384    if ((Count.local >= ServerInfo.max_clients + MAX_BUFFER) ||
385        (Count.local >= ServerInfo.max_clients && !IsExemptLimits(source_p)))
386    {
387 <    sendto_realops_flags(UMODE_FULL, L_ALL,
387 >    sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
388                           "Too many clients, rejecting %s[%s].",
389 <                         nick, source_p->host);
390 <    ServerStats->is_ref++;
389 >                         source_p->name, source_p->host);
390 >    ++ServerStats.is_ref;
391      exit_client(source_p, &me, "Sorry, server is full - try later");
392      return;
393    }
394  
395    /* valid user name check */
396 <  if (valid_username(source_p->username) == 0)
396 >  if (!valid_username(source_p->username, 1))
397    {
398      char tmpstr2[IRCD_BUFSIZE];
399  
400 <    sendto_realops_flags(UMODE_REJ, L_ALL, "Invalid username: %s (%s@%s)",
401 <                         nick, source_p->username, source_p->host);
402 <    ServerStats->is_ref++;
403 <    ircsprintf(tmpstr2, "Invalid username [%s]", source_p->username);
400 >    sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE,
401 >                         "Invalid username: %s (%s@%s)",
402 >                         source_p->name, source_p->username, source_p->host);
403 >    ++ServerStats.is_ref;
404 >    snprintf(tmpstr2, sizeof(tmpstr2), "Invalid username [%s]",
405 >             source_p->username);
406      exit_client(source_p, &me, tmpstr2);
407      return;
408    }
409  
410 <  assert(source_p == client_p);
418 <
419 <  /* end of valid user name check */
420 <  if (check_xline(source_p) || check_regexp_xline(source_p))
410 >  if (check_xline(source_p))
411      return;
412  
413 <  if (IsDead(client_p))
414 <    return;
413 >  while (hash_find_id((id = uid_get())) != NULL)
414 >    ;
415  
416 <  if (source_p->id[0] == '\0' && me.id[0])
417 <  {
428 <    char *id = (char *)execute_callback(uid_get_cb, source_p);
429 <    while (hash_find_id(id) != NULL)
430 <      id = uid_get(NULL);
416 >  strlcpy(source_p->id, id, sizeof(source_p->id));
417 >  hash_add_id(source_p);
418  
419 <    strlcpy(source_p->id, id, sizeof(source_p->id));
420 <    hash_add_id(source_p);
421 <  }
435 <
436 <  irc_getnameinfo((struct sockaddr *)&source_p->localClient->ip,
437 <                  source_p->localClient->ip.ss_len, ipaddr,
438 <                  HOSTIPLEN, NULL, 0, NI_NUMERICHOST);
439 <
440 <  sendto_realops_flags(UMODE_CCONN, L_ALL,
441 <                       "Client connecting: %s (%s@%s) [%s] {%s} [%s]",
442 <                       nick, source_p->username, source_p->host,
419 >  sendto_realops_flags(UMODE_CCONN, L_ALL, SEND_NOTICE,
420 >                       "Client connecting: %s (%s@%s) [%s] {%s} [%s] <%s>",
421 >                       source_p->name, source_p->username, source_p->host,
422                         ConfigFileEntry.hide_spoof_ips && IsIPSpoof(source_p) ?
423 <                       "255.255.255.255" : ipaddr, get_client_class(source_p),
424 <                       source_p->info);
425 <
447 <  /* If they have died in send_* don't do anything. */
448 <  if (IsDead(source_p))
449 <    return;
423 >                       "255.255.255.255" : source_p->sockhost,
424 >                       get_client_class(&source_p->localClient->confs),
425 >                       source_p->info, source_p->id);
426  
427    if (ConfigFileEntry.invisible_on_connect)
428    {
429 <    source_p->umodes |= UMODE_INVISIBLE;
430 <    Count.invisi++;
429 >    AddUMode(source_p, UMODE_INVISIBLE);
430 >    ++Count.invisi;
431    }
432  
433 <  if ((++Count.local) > Count.max_loc)
433 >  if (++Count.local > Count.max_loc)
434    {
435      Count.max_loc = Count.local;
436  
437      if (!(Count.max_loc % 10))
438 <      sendto_realops_flags(UMODE_ALL, L_ALL, "New Max Local Clients: %d",
438 >      sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
439 >                           "New Max Local Clients: %d",
440                             Count.max_loc);
441    }
442  
466  SetClient(source_p);
467
468  source_p->servptr = &me;
469  dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->users);
470
443    /* Increment our total user count here */
444    if (++Count.total > Count.max_tot)
445      Count.max_tot = Count.total;
446 <  Count.totalrestartcount++;
446 >  ++Count.totalrestartcount;
447 >
448 >  assert(source_p->servptr == &me);
449 >  SetClient(source_p);
450 >  dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->client_list);
451  
452    source_p->localClient->allow_read = MAX_FLOOD_BURST;
453  
454 <  if ((m = dlinkFindDelete(&unknown_list, source_p)) != NULL)
455 <  {
456 <    free_dlink_node(m);
457 <    dlinkAdd(source_p, &source_p->localClient->lclient_node, &local_client_list);
482 <  }
483 <  else assert(0);
454 >  assert(dlinkFind(&unknown_list, source_p));
455 >
456 >  dlink_move_node(&source_p->localClient->lclient_node,
457 >                  &unknown_list, &local_client_list);
458  
459    user_welcome(source_p);
460    add_user_host(source_p->username, source_p->host, 0);
461    SetUserHost(source_p);
462  
463 <  introduce_client(client_p, source_p);
463 >  introduce_client(source_p);
464   }
465  
466   /* register_remote_user()
467   *
468 < * inputs       - client_p directly connected client
495 < *              - source_p remote or directly connected client
468 > * inputs       - source_p remote or directly connected client
469   *              - username to register as
470   *              - host name to register as
471   *              - server name
# Line 502 | Line 475 | register_local_user(struct Client *clien
475   *                is introduced by a server.
476   */
477   void
478 < register_remote_user(struct Client *client_p, struct Client *source_p,
478 > register_remote_user(struct Client *source_p,
479                       const char *username, const char *host, const char *server,
480                       const char *realname)
481   {
# Line 511 | Line 484 | register_remote_user(struct Client *clie
484    assert(source_p != NULL);
485    assert(source_p->username != username);
486  
487 <  strlcpy(source_p->host, host, sizeof(source_p->host));
515 <  strlcpy(source_p->info, realname, sizeof(source_p->info));
487 >  strlcpy(source_p->host, host, sizeof(source_p->host));
488    strlcpy(source_p->username, username, sizeof(source_p->username));
489  
518  /* Increment our total user count here */
519  if (++Count.total > Count.max_tot)
520    Count.max_tot = Count.total;
521
522  source_p->from->serv->dep_users++;
523
490    /*
491     * coming from another server, take the servers word for it
492     */
493 <  source_p->servptr = find_server(server);
493 >  source_p->servptr = hash_find_server(server);
494  
495 <  /* Super GhostDetect:
495 >  /*
496 >   * Super GhostDetect:
497     * If we can't find the server the user is supposed to be on,
498     * then simply blow the user away.        -Taner
499     */
500    if (source_p->servptr == NULL)
501    {
502 <    sendto_realops_flags(UMODE_ALL, L_ALL,
502 >    sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
503                           "No server %s for user %s[%s@%s] from %s",
504                           server, source_p->name, source_p->username,
505                           source_p->host, source_p->from->name);
506 <    kill_client(client_p, source_p, "%s (Server doesn't exist)", me.name);
506 >    kill_client(source_p->from, source_p, "%s (Server doesn't exist)", me.name);
507  
508 <    /* XXX */
542 <    SetKilled(source_p);
508 >    AddFlag(source_p, FLAGS_KILLED);
509      exit_client(source_p, &me, "Ghosted Client");
510      return;
511    }
512  
513    if ((target_p = source_p->servptr) && target_p->from != source_p->from)
514    {
515 <    sendto_realops_flags(UMODE_DEBUG, L_ALL,
515 >    sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE,
516                           "Bad User [%s] :%s USER %s@%s %s, != %s[%s]",
517 <                         client_p->name, source_p->name, source_p->username,
517 >                         source_p->from->name, source_p->name, source_p->username,
518                           source_p->host, source_p->servptr->name,
519                           target_p->name, target_p->from->name);
520 <    kill_client(client_p, source_p,
520 >    kill_client(source_p->from, source_p,
521                  "%s (NICK from wrong direction (%s != %s))",
522                  me.name, source_p->servptr->name, target_p->from->name);
523 <    SetKilled(source_p);
523 >    AddFlag(source_p, FLAGS_KILLED);
524      exit_client(source_p, &me, "USER server wrong direction");
525      return;
526    }
527  
528 +  /*
529 +   * If the nick has been introduced by a services server,
530 +   * make it a service as well.
531 +   */
532 +  if (HasFlag(source_p->servptr, FLAGS_SERVICE))
533 +    AddFlag(source_p, FLAGS_SERVICE);
534 +
535 +  /* Increment our total user count here */
536 +  if (++Count.total > Count.max_tot)
537 +    Count.max_tot = Count.total;
538 +
539    SetClient(source_p);
540 <  dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->users);
540 >  dlinkAdd(source_p, &source_p->lnode, &source_p->servptr->serv->client_list);
541    add_user_host(source_p->username, source_p->host, 1);
542    SetUserHost(source_p);
543  
544 <  introduce_client(client_p, source_p);
544 >  if (HasFlag(source_p->servptr, FLAGS_EOB))
545 >    sendto_realops_flags(UMODE_FARCONNECT, L_ALL, SEND_NOTICE,
546 >                         "Client connecting at %s: %s (%s@%s) [%s] <%s>",
547 >                         source_p->servptr->name,
548 >                         source_p->name, source_p->username, source_p->host,
549 >                         source_p->info, source_p->id);
550 >
551 >  introduce_client(source_p);
552   }
553  
554   /* introduce_client()
555   *
556 < * inputs       - client_p
573 < *              - source_p
556 > * inputs       - source_p
557   * output       - NONE
558   * side effects - This common function introduces a client to the rest
559   *                of the net, either from a local client connect or
560   *                from a remote connect.
561   */
562   static void
563 < introduce_client(struct Client *client_p, struct Client *source_p)
563 > introduce_client(struct Client *source_p)
564   {
565    dlink_node *server_node = NULL;
566    static char ubuf[12];
# Line 587 | Line 570 | introduce_client(struct Client *client_p
570    else
571      send_umode(NULL, source_p, 0, SEND_UMODES, ubuf);
572  
573 +  watch_check_hash(source_p, RPL_LOGON);
574 +
575    if (*ubuf == '\0')
576    {
577      ubuf[0] = '+';
578      ubuf[1] = '\0';
579    }
580  
581 <  /* arghhh one could try not introducing new nicks to ll leafs
582 <   * but then you have to introduce them "on the fly" in SJOIN
583 <   * not fun.
599 <   * Its not going to cost much more bandwidth to simply let new
600 <   * nicks just ride on through.
601 <   */
581 >  DLINK_FOREACH(server_node, serv_list.head)
582 >  {
583 >    struct Client *server = server_node->data;
584  
585 <  /* We now introduce nicks "on the fly" in SJOIN anyway --
586 <   * you _need_ to if you aren't going to burst everyone initially.
605 <   *
606 <   * Only send to non CAP_LL servers, unless we're a lazylink leaf,
607 <   * in that case just send it to the uplink.
608 <   * -davidt
609 <   * rewritten to cope with SIDs .. eww eww eww --is
610 <   */
585 >    if (server == source_p->from)
586 >        continue;
587  
588 <  /* XXX THESE NEED A PREFIX!?!?!? */
613 <  if (!ServerInfo.hub && uplink && IsCapable(uplink, CAP_LL) &&
614 <      client_p != uplink)
615 <  {
616 <    if (IsCapable(uplink, CAP_TS6) && HasID(source_p))
588 >    if (IsCapable(server, CAP_SVS))
589      {
590 <      sendto_one(uplink, ":%s UID %s %d %lu %s %s %s %s %s :%s",
591 <                 source_p->servptr->id,
592 <                 source_p->name, source_p->hopcount+1,
593 <                 (unsigned long)source_p->tsinfo,
594 <                 ubuf, source_p->username, source_p->host,
595 <                 (MyClient(source_p) && IsIPSpoof(source_p)) ?
596 <                 "0" : source_p->sockhost, source_p->id, source_p->info);
590 >      if (IsCapable(server, CAP_TS6) && HasID(source_p))
591 >        sendto_one(server, ":%s UID %s %d %lu %s %s %s %s %s %s :%s",
592 >                   source_p->servptr->id,
593 >                   source_p->name, source_p->hopcount+1,
594 >                   (unsigned long)source_p->tsinfo,
595 >                   ubuf, source_p->username, source_p->host,
596 >                   (MyClient(source_p) && IsIPSpoof(source_p)) ?
597 >                   "0" : source_p->sockhost, source_p->id,
598 >                   source_p->svid,
599 >                   source_p->info);
600 >      else
601 >        sendto_one(server, "NICK %s %d %lu %s %s %s %s %s :%s",
602 >                   source_p->name, source_p->hopcount+1,
603 >                   (unsigned long)source_p->tsinfo,
604 >                   ubuf, source_p->username, source_p->host,
605 >                   source_p->servptr->name, source_p->svid,
606 >                   source_p->info);
607 >
608      }
609      else
610      {
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, source_p->info);
633    }
634  }
635  else
636  {
637    DLINK_FOREACH(server_node, serv_list.head)
638    {
639      struct Client *server = server_node->data;
640
641      if (IsCapable(server, CAP_LL) || server == client_p)
642        continue;
643
611        if (IsCapable(server, CAP_TS6) && HasID(source_p))
612          sendto_one(server, ":%s UID %s %d %lu %s %s %s %s %s :%s",
613                     source_p->servptr->id,
# Line 656 | Line 623 | introduce_client(struct Client *client_p
623                     ubuf, source_p->username, source_p->host,
624                     source_p->servptr->name, source_p->info);
625      }
626 +
627 +    if (!EmptyString(source_p->certfp))
628 +      sendto_one(server, ":%s CERTFP %s", ID(source_p), source_p->certfp);
629    }
630   }
631  
# Line 675 | Line 645 | valid_hostname(const char *hostname)
645  
646    assert(p != NULL);
647  
648 <  if ('.' == *p || ':' == *p)
648 >  if (EmptyString(p) || *p == '.' || *p == ':')
649      return 0;
650  
651 <  while (*p)
682 <  {
651 >  for (; *p; ++p)
652      if (!IsHostChar(*p))
653        return 0;
685    p++;
686  }
654  
655 <  return 1;
655 >  return p - hostname <= HOSTLEN;
656   }
657  
658   /* valid_username()
# Line 700 | Line 667 | valid_hostname(const char *hostname)
667   * style of username
668   */
669   int
670 < valid_username(const char *username)
670 > valid_username(const char *username, const int local)
671   {
672    int dots      = 0;
673    const char *p = username;
674  
675    assert(p != NULL);
676  
677 <  if ('~' == *p)
677 >  if (*p == '~')
678      ++p;
679  
680 <  /* reject usernames that don't start with an alphanum
680 >  /*
681 >   * Reject usernames that don't start with an alphanum
682     * i.e. reject jokers who have '-@somehost' or '.@somehost'
683     * or "-hi-@somehost", "h-----@somehost" would still be accepted.
684     */
685    if (!IsAlNum(*p))
686      return 0;
687  
688 <  while (*++p)
688 >  if (local)
689    {
690 <    if ((*p == '.') && ConfigFileEntry.dots_in_ident)
690 >    while (*++p)
691      {
692 <      dots++;
693 <
694 <      if (dots > ConfigFileEntry.dots_in_ident)
695 <        return 0;
696 <      if (!IsUserChar(p[1]))
692 >      if ((*p == '.') && ConfigFileEntry.dots_in_ident)
693 >      {
694 >        if (++dots > ConfigFileEntry.dots_in_ident)
695 >          return 0;
696 >        if (!IsUserChar(*(p + 1)))
697 >          return 0;
698 >      }
699 >      else if (!IsUserChar(*p))
700          return 0;
701      }
702 <    else if (!IsUserChar(*p))
703 <      return 0;
702 >  }
703 >  else
704 >  {
705 >    while (*++p)
706 >      if (!IsUserChar(*p))
707 >        return 0;
708    }
709  
710 <  return 1;
710 >  return  p - username <= USERLEN;;
711 > }
712 >
713 > /* clean_nick_name()
714 > *
715 > * input        - nickname
716 > *              - whether it's a local nick (1) or remote (0)
717 > * output       - none
718 > * side effects - walks through the nickname, returning 0 if erroneous
719 > */
720 > int
721 > valid_nickname(const char *nickname, const int local)
722 > {
723 >  const char *p = nickname;
724 >  assert(nickname && *nickname);
725 >
726 >  /* nicks can't start with a digit or - or be 0 length */
727 >  /* This closer duplicates behaviour of hybrid-6 */
728 >  if (*p == '-' || (IsDigit(*p) && local) || *p == '\0')
729 >    return 0;
730 >
731 >  for (; *p; ++p)
732 >    if (!IsNickChar(*p))
733 >      return 0;
734 >
735 >  return p - nickname <= NICKLEN;
736   }
737  
738   /* report_and_set_user_flags()
739   *
740   * inputs       - pointer to source_p
741 < *              - pointer to aconf for this user
741 > *              - pointer to conf for this user
742   * output       - NONE
743   * side effects - Report to user any special flags
744   *                they are getting, and set them.
745   */
746   static void
747 < report_and_set_user_flags(struct Client *source_p, const struct AccessItem *aconf)
747 > report_and_set_user_flags(struct Client *source_p, const struct MaskItem *conf)
748   {
749    /* If this user is being spoofed, tell them so */
750 <  if (IsConfDoSpoofIp(aconf))
751 <  {
750 >  if (IsConfDoSpoofIp(conf))
751      sendto_one(source_p,
752 <               ":%s NOTICE %s :*** Spoofing your IP. congrats.",
752 >               ":%s NOTICE %s :*** Spoofing your IP. Congrats.",
753                 me.name, source_p->name);
755  }
754  
755    /* If this user is in the exception class, Set it "E lined" */
756 <  if (IsConfExemptKline(aconf))
756 >  if (IsConfExemptKline(conf))
757    {
758      SetExemptKline(source_p);
759      sendto_one(source_p,
760 <               ":%s NOTICE %s :*** You are exempt from K/D/G lines. congrats.",
760 >               ":%s NOTICE %s :*** You are exempt from K/D/G lines. Congrats.",
761                 me.name, source_p->name);
762    }
763  
764 <  /* The else here is to make sure that G line exempt users
764 >  /*
765 >   * The else here is to make sure that G line exempt users
766     * do not get noticed twice.
767     */
768 <  else if (IsConfExemptGline(aconf))
768 >  else if (IsConfExemptGline(conf))
769    {
770      SetExemptGline(source_p);
771 <    sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from G lines.",
771 >    sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from G lines. Congrats.",
772                 me.name, source_p->name);
773    }
774  
775 <  if (IsConfExemptResv(aconf))
775 >  if (IsConfExemptResv(conf))
776    {
777      SetExemptResv(source_p);
778 <    sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from resvs.",
778 >    sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from resvs. Congrats.",
779                 me.name, source_p->name);
780    }
781  
782    /* If this user is exempt from user limits set it "F lined" */
783 <  if (IsConfExemptLimits(aconf))
783 >  if (IsConfExemptLimits(conf))
784    {
785      SetExemptLimits(source_p);
786      sendto_one(source_p,
787 <               ":%s NOTICE %s :*** You are exempt from user limits. congrats.",
787 >               ":%s NOTICE %s :*** You are exempt from user limits. Congrats.",
788                 me.name,source_p->name);
789    }
790  
791 <  /* If this user is exempt from idle time outs */
793 <  if (IsConfIdlelined(aconf))
794 <  {
795 <    SetIdlelined(source_p);
796 <    sendto_one(source_p,
797 <               ":%s NOTICE %s :*** You are exempt from idle limits. congrats.",
798 <               me.name, source_p->name);
799 <  }
800 <
801 <  if (IsConfCanFlood(aconf))
791 >  if (IsConfCanFlood(conf))
792    {
793      SetCanFlood(source_p);
794      sendto_one(source_p, ":%s NOTICE %s :*** You are exempt from flood "
# Line 807 | Line 797 | report_and_set_user_flags(struct Client
797    }
798   }
799  
810 /* do_local_user()
811 *
812 * inputs       -
813 * output       - NONE
814 * side effects -
815 */
816 void
817 do_local_user(const char *nick, struct Client *client_p, struct Client *source_p,
818              const char *username, const char *host, const char *server,
819              const char *realname)
820 {
821  assert(source_p != NULL);
822  assert(source_p->username != username);
823
824  if (source_p == NULL)
825    return;
826
827  if (!IsUnknown(source_p))
828  {
829    sendto_one(source_p, form_str(ERR_ALREADYREGISTRED),
830               me.name, nick);
831    return;
832  }
833
834  source_p->localClient->registration &= ~REG_NEED_USER;
835
836  /*
837   * don't take the clients word for it, ever
838   */
839  source_p->servptr = &me;
840
841  strlcpy(source_p->info, realname, sizeof(source_p->info));
842
843  if (!IsGotId(source_p))
844  {
845    /* save the username in the client
846     * If you move this you'll break ping cookies..you've been warned
847     */
848    strlcpy(source_p->username, username, sizeof(source_p->username));
849  }
850
851  if (!source_p->localClient->registration)
852    /* NICK already received, now I have USER... */
853    register_local_user(client_p, source_p, source_p->name, username);
854 }
855
856 /* change_simple_umode()
857 *
858 * this callback can be hooked to allow special handling of
859 * certain usermodes
860 */
861 static void *
862 change_simple_umode(va_list args)
863 {
864  struct Client *source_p;
865  int what;
866  unsigned int flag;
867
868  va_arg(args, struct Client *);
869  source_p = va_arg(args, struct Client *);
870  what = va_arg(args, int);
871  flag = va_arg(args, unsigned int);
872
873  if (what == MODE_ADD)
874    source_p->umodes |= flag;
875  else
876    source_p->umodes &= ~flag;
877
878  return NULL;
879 }
880
800   /* set_user_mode()
801   *
802   * added 15/10/91 By Darren Reed.
# Line 887 | Line 806 | change_simple_umode(va_list args)
806   */
807   void
808   set_user_mode(struct Client *client_p, struct Client *source_p,
809 <              int parc, char *parv[])
809 >              const int parc, char *parv[])
810   {
811    unsigned int flag, setflags;
812    char **p, *m, buf[IRCD_BUFSIZE];
# Line 904 | Line 823 | set_user_mode(struct Client *client_p, s
823      return;
824    }
825  
826 <  if (IsServer(source_p))
908 <  {
909 <     sendto_realops_flags(UMODE_ALL, L_ADMIN, "*** Mode for User %s from %s",
910 <                          parv[1], source_p->name);
911 <     return;
912 <  }
913 <
914 <  if (source_p != target_p || target_p->from != source_p->from)
826 >  if (source_p != target_p)
827    {
828       sendto_one(source_p, form_str(ERR_USERSDONTMATCH),
829                  me.name, source_p->name);
# Line 923 | Line 835 | set_user_mode(struct Client *client_p, s
835      m = buf;
836      *m++ = '+';
837  
838 <    for (i = 0; i < 128; i++)
839 <      if (source_p->umodes & user_modes[i])
838 >    for (i = 0; i < 128; ++i)
839 >      if (HasUMode(source_p, user_modes[i]))
840          *m++ = (char)i;
841      *m = '\0';
842  
# Line 933 | Line 845 | set_user_mode(struct Client *client_p, s
845      return;
846    }
847  
936  execute_callback(entering_umode_cb, client_p, source_p);
937
848    /* find flags already set for user */
849    setflags = source_p->umodes;
850  
851    /* parse mode change string(s) */
852 <  for (p = &parv[2]; p && *p; p++)
852 >  for (p = &parv[2]; p && *p; ++p)
853    {
854 <    for (m = *p; *m; m++)
854 >    for (m = *p; *m; ++m)
855      {
856        switch (*m)
857        {
# Line 954 | Line 864 | set_user_mode(struct Client *client_p, s
864          case 'o':
865            if (what == MODE_ADD)
866            {
867 <            if (IsServer(client_p) && !IsOper(source_p))
867 >            if (IsServer(client_p) && !HasUMode(source_p, UMODE_OPER))
868              {
869                ++Count.oper;
870                SetOper(source_p);
# Line 962 | Line 872 | set_user_mode(struct Client *client_p, s
872            }
873            else
874            {
875 <            /* Only decrement the oper counts if an oper to begin with
966 <             * found by Pat Szuta, Perly , perly@xnet.com
967 <             */
968 <            if (!IsOper(source_p))
875 >            if (!HasUMode(source_p, UMODE_OPER))
876                break;
877  
878              ClearOper(source_p);
972            source_p->umodes &= ~ConfigFileEntry.oper_only_umodes;
879              Count.oper--;
880  
881              if (MyConnect(source_p))
882              {
883 <              dlink_node *dm;
883 >              dlink_node *dm = NULL;
884  
885 <              detach_conf(source_p, OPER_TYPE);
886 <              ClearOperFlags(source_p);
885 >              detach_conf(source_p, CONF_OPER);
886 >              ClrOFlag(source_p);
887 >              DelUMode(source_p, ConfigFileEntry.oper_only_umodes);
888  
889                if ((dm = dlinkFindDelete(&oper_list, source_p)) != NULL)
890                  free_dlink_node(dm);
# Line 986 | Line 893 | set_user_mode(struct Client *client_p, s
893  
894            break;
895  
896 <        /* we may not get these,
897 <         * but they shouldnt be in default
898 <         */
992 <        case ' ' :
993 <        case '\n':
994 <        case '\r':
995 <        case '\t':
896 >        case 'S':  /* Only servers may set +S in a burst */
897 >        case 'r':  /* Only services may set +r */
898 >        case 'x':  /* Only services may set +x */
899            break;
900  
901          default:
902            if ((flag = user_modes[(unsigned char)*m]))
903            {
904 <            if (MyConnect(source_p) && !IsOper(source_p) &&
904 >            if (MyConnect(source_p) && !HasUMode(source_p, UMODE_OPER) &&
905                  (ConfigFileEntry.oper_only_umodes & flag))
1003            {
906                badflag = 1;
1005            }
907              else
908 <              execute_callback(umode_cb, client_p, source_p, what, flag);
909 <          }
910 <          else
911 <          {
912 <            if (MyConnect(source_p))
913 <              badflag = 1;
908 >            {
909 >              if (what == MODE_ADD)
910 >                AddUMode(source_p, flag);
911 >              else
912 >                DelUMode(source_p, flag);
913 >            }
914            }
915 +          else if (MyConnect(source_p))
916 +            badflag = 1;
917  
918            break;
919        }
# Line 1021 | Line 924 | set_user_mode(struct Client *client_p, s
924      sendto_one(source_p, form_str(ERR_UMODEUNKNOWNFLAG),
925                 me.name, source_p->name);
926  
927 <  if ((source_p->umodes & UMODE_NCHANGE) && !IsOperN(source_p))
927 >  if (MyConnect(source_p) && HasUMode(source_p, UMODE_ADMIN) &&
928 >      !HasOFlag(source_p, OPER_FLAG_ADMIN))
929    {
930      sendto_one(source_p, ":%s NOTICE %s :*** You have no admin flag;",
931                 me.name, source_p->name);
932 <    source_p->umodes &= ~UMODE_NCHANGE; /* only tcm's really need this */
932 >    DelUMode(source_p, UMODE_ADMIN);
933    }
934  
935 <  if (MyConnect(source_p) && (source_p->umodes & UMODE_ADMIN) &&
1032 <      !IsOperAdmin(source_p) && !IsOperHiddenAdmin(source_p))
1033 <  {
1034 <    sendto_one(source_p, ":%s NOTICE %s :*** You have no admin flag;",
1035 <               me.name, source_p->name);
1036 <    source_p->umodes &= ~UMODE_ADMIN;
1037 <  }
1038 <
1039 <  if (!(setflags & UMODE_INVISIBLE) && IsInvisible(source_p))
935 >  if (!(setflags & UMODE_INVISIBLE) && HasUMode(source_p, UMODE_INVISIBLE))
936      ++Count.invisi;
937 <  if ((setflags & UMODE_INVISIBLE) && !IsInvisible(source_p))
937 >  if ((setflags & UMODE_INVISIBLE) && !HasUMode(source_p, UMODE_INVISIBLE))
938      --Count.invisi;
939  
940    /*
# Line 1051 | Line 947 | set_user_mode(struct Client *client_p, s
947   /* send_umode()
948   * send the MODE string for user (user) to connection client_p
949   * -avalon
950 + *
951 + * inputs       - client_p
952 + *              - source_p
953 + *              - int old
954 + *              - sendmask mask of modes to send
955 + *              - suplied umode_buf
956 + * output       - NONE
957   */
958   void
959   send_umode(struct Client *client_p, struct Client *source_p,
960             unsigned int old, unsigned int sendmask, char *umode_buf)
961   {
962 +  char *m = umode_buf;
963    int what = 0;
964    unsigned int i;
965    unsigned int flag;
1062  char *m = umode_buf;
966  
967    /*
968     * build a string in umode_buf to represent the change in the user's
969     * mode between the new (source_p->umodes) and 'old'.
970     */
971 <  for (i = 0; i < 128; i++)
971 >  for (i = 0; i < 128; ++i)
972    {
973      flag = user_modes[i];
974      if (!flag)
# Line 1074 | Line 977 | send_umode(struct Client *client_p, stru
977      if (MyClient(source_p) && !(flag & sendmask))
978        continue;
979  
980 <    if ((flag & old) && !(source_p->umodes & flag))
980 >    if ((flag & old) && !HasUMode(source_p, flag))
981      {
982        if (what == MODE_DEL)
983          *m++ = (char)i;
# Line 1085 | Line 988 | send_umode(struct Client *client_p, stru
988          *m++ = (char)i;
989        }
990      }
991 <    else if (!(flag & old) && (source_p->umodes & flag))
991 >    else if (!(flag & old) && HasUMode(source_p, flag))
992      {
993        if (what == MODE_ADD)
994          *m++ = (char)i;
# Line 1101 | Line 1004 | send_umode(struct Client *client_p, stru
1004    *m = '\0';
1005  
1006    if (*umode_buf && client_p)
1007 <    sendto_one(client_p, ":%s MODE %s :%s",
1008 <               source_p->name, source_p->name, umode_buf);
1007 >    sendto_one(client_p, ":%s!%s@%s MODE %s :%s",
1008 >               source_p->name, source_p->username,
1009 >               source_p->host, source_p->name, umode_buf);
1010   }
1011  
1012   /* send_umode_out()
# Line 1115 | Line 1019 | void
1019   send_umode_out(struct Client *client_p, struct Client *source_p,
1020                 unsigned int old)
1021   {
1022 <  char buf[IRCD_BUFSIZE];
1022 >  char buf[IRCD_BUFSIZE] = { '\0' };
1023    dlink_node *ptr = NULL;
1024  
1025 <  send_umode(NULL, source_p, old, IsOperHiddenAdmin(source_p) ?
1122 <             SEND_UMODES & ~UMODE_ADMIN : SEND_UMODES, buf);
1025 >  send_umode(NULL, source_p, old, SEND_UMODES, buf);
1026  
1027 <  if (*buf)
1027 >  if (buf[0])
1028    {
1029      DLINK_FOREACH(ptr, serv_list.head)
1030      {
1031        struct Client *target_p = ptr->data;
1032  
1033        if ((target_p != client_p) && (target_p != source_p))
1034 <      {
1035 <        if ((!(ServerInfo.hub && IsCapable(target_p, CAP_LL))) ||
1036 <            (target_p->localClient->serverMask &
1134 <             source_p->lazyLinkClientExists))
1135 <          sendto_one(target_p, ":%s MODE %s :%s",
1136 <                     ID_or_name(source_p, target_p),
1137 <                     ID_or_name(source_p, target_p), buf);
1138 <      }
1034 >        sendto_one(target_p, ":%s MODE %s :%s",
1035 >                   ID_or_name(source_p, target_p),
1036 >                   ID_or_name(source_p, target_p), buf);
1037      }
1038    }
1039  
# Line 1143 | Line 1041 | send_umode_out(struct Client *client_p,
1041      send_umode(client_p, source_p, old, 0xffffffff, buf);
1042   }
1043  
1044 + void
1045 + user_set_hostmask(struct Client *target_p, const char *hostname, const int what)
1046 + {
1047 +  dlink_node *ptr = NULL;
1048 +
1049 +  if (!strcmp(target_p->host, hostname))
1050 +    return;
1051 +
1052 +  switch (what)
1053 +  {
1054 +    case MODE_ADD:
1055 +      AddUMode(target_p, UMODE_HIDDENHOST);
1056 +      AddFlag(target_p, FLAGS_IP_SPOOFING);
1057 +      break;
1058 +    case MODE_DEL:
1059 +      DelUMode(target_p, UMODE_HIDDENHOST);
1060 +
1061 +      if (!HasFlag(target_p, FLAGS_AUTH_SPOOF))
1062 +        DelFlag(target_p, FLAGS_IP_SPOOFING);
1063 +      break;
1064 +    default: return;
1065 +  }
1066 +
1067 +  if (ConfigFileEntry.cycle_on_host_change)
1068 +    sendto_common_channels_local(target_p, 0, 0, ":%s!%s@%s QUIT :Changing hostname",
1069 +                                 target_p->name, target_p->username, target_p->host);
1070 +
1071 +  if (IsUserHostIp(target_p))
1072 +    delete_user_host(target_p->username, target_p->host, !MyConnect(target_p));
1073 +
1074 +  strlcpy(target_p->host, hostname, sizeof(target_p->host));
1075 +
1076 +  add_user_host(target_p->username, target_p->host, !MyConnect(target_p));
1077 +  SetUserHost(target_p);
1078 +
1079 +  if (MyClient(target_p))
1080 +  {
1081 +    sendto_one(target_p, form_str(RPL_NEWHOSTIS), me.name,
1082 +               target_p->name, target_p->host);
1083 +    clear_ban_cache_client(target_p);
1084 +  }
1085 +
1086 +  if (!ConfigFileEntry.cycle_on_host_change)
1087 +    return;
1088 +
1089 +  DLINK_FOREACH(ptr, target_p->channel.head)
1090 +  {
1091 +    char modebuf[4], nickbuf[NICKLEN * 3 + 3] = { '\0' };
1092 +    char *p = modebuf;
1093 +    int len = 0;
1094 +    const struct Membership *ms = ptr->data;
1095 +
1096 +    if (has_member_flags(ms, CHFL_CHANOP))
1097 +    {
1098 +      *p++ = 'o';
1099 +      len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
1100 +    }
1101 +
1102 +    if (has_member_flags(ms, CHFL_HALFOP))
1103 +    {
1104 +      *p++ = 'h';
1105 +      len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
1106 +    }
1107 +
1108 +    if (has_member_flags(ms, CHFL_VOICE))
1109 +    {
1110 +      *p++ = 'v';
1111 +      len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", target_p->name);
1112 +    }
1113 +
1114 +    *p = '\0';
1115 +
1116 +    sendto_channel_local_butone(target_p, 0, 0, ms->chptr, ":%s!%s@%s JOIN :%s",
1117 +                                target_p->name, target_p->username, target_p->host,
1118 +                                ms->chptr->chname);
1119 +    if (nickbuf[0])
1120 +      sendto_channel_local_butone(target_p, 0, 0, ms->chptr, ":%s MODE %s +%s %s",
1121 +                                  target_p->servptr->name, ms->chptr->chname,
1122 +                                  modebuf, nickbuf);
1123 +
1124 +  }
1125 +
1126 +  if (target_p->away[0])
1127 +    sendto_common_channels_local(target_p, 0, CAP_AWAY_NOTIFY,
1128 +                                 ":%s!%s@%s AWAY :%s",
1129 +                                 target_p->name, target_p->username,
1130 +                                 target_p->host, target_p->away);
1131 + }
1132 +
1133   /* user_welcome()
1134   *
1135   * inputs       - client pointer to client to welcome
# Line 1159 | Line 1146 | user_welcome(struct Client *source_p)
1146   #endif
1147  
1148   #ifdef HAVE_LIBCRYPTO
1149 <  if (source_p->localClient->fd.ssl != NULL)
1149 >  if (HasFlag(source_p, FLAGS_SSL))
1150 >  {
1151 >    AddUMode(source_p, UMODE_SSL);
1152      sendto_one(source_p, ":%s NOTICE %s :*** Connected securely via %s",
1153                 me.name, source_p->name,
1154                 ssl_get_cipher(source_p->localClient->fd.ssl));
1155 +  }
1156   #endif
1157  
1158 <  sendto_one(source_p, form_str(RPL_WELCOME), me.name, source_p->name,
1158 >  sendto_one(source_p, form_str(RPL_WELCOME), me.name, source_p->name,
1159               ServerInfo.network_name, source_p->name);
1160    sendto_one(source_p, form_str(RPL_YOURHOST), me.name, source_p->name,
1161               get_listener_name(source_p->localClient->listener), ircd_version);
# Line 1180 | Line 1170 | user_welcome(struct Client *source_p)
1170                 source_p->name, source_p->id);
1171  
1172    show_lusers(source_p);
1173 <
1184 <  if (ConfigFileEntry.short_motd)
1185 <  {
1186 <    sendto_one(source_p, "NOTICE %s :*** Notice -- motd was last changed at %s",
1187 <               source_p->name, ConfigFileEntry.motd.lastChangedDate);
1188 <    sendto_one(source_p,
1189 <               "NOTICE %s :*** Notice -- Please read the motd if you haven't "
1190 <               "read it", source_p->name);
1191 <    sendto_one(source_p, form_str(RPL_MOTDSTART),
1192 <               me.name, source_p->name, me.name);
1193 <    sendto_one(source_p, form_str(RPL_MOTD),
1194 <               me.name, source_p->name,
1195 <               "*** This is the short motd ***");
1196 <    sendto_one(source_p, form_str(RPL_ENDOFMOTD),
1197 <               me.name, source_p->name);
1198 <  }
1199 <  else  
1200 <    send_message_file(source_p, &ConfigFileEntry.motd);
1173 >  motd_signon(source_p);
1174   }
1175  
1176   /* check_xline()
# Line 1209 | Line 1182 | user_welcome(struct Client *source_p)
1182   static int
1183   check_xline(struct Client *source_p)
1184   {
1185 <  struct ConfItem *conf;
1213 <  struct MatchItem *xconf;
1214 <  const char *reason;
1215 <
1216 <  if ((conf = find_matching_name_conf(XLINE_TYPE, source_p->info,
1217 <                                      NULL, NULL, 0)) != NULL)
1218 <  {
1219 <    xconf = map_to_conf(conf);
1220 <    xconf->count++;
1221 <
1222 <    if (xconf->reason != NULL)
1223 <      reason = xconf->reason;
1224 <    else
1225 <      reason = "No Reason";
1226 <
1227 <    sendto_realops_flags(UMODE_REJ, L_ALL,
1228 <                         "X-line Rejecting [%s] [%s], user %s [%s]",
1229 <                         source_p->info, reason,
1230 <                         get_client_name(source_p, HIDE_IP),
1231 <                         source_p->sockhost);
1232 <
1233 <    ServerStats->is_ref++;      
1234 <    if (REJECT_HOLD_TIME > 0)
1235 <    {
1236 <      sendto_one(source_p, ":%s NOTICE %s :Bad user info",
1237 <                 me.name, source_p->name);
1238 <      source_p->localClient->reject_delay = CurrentTime + REJECT_HOLD_TIME;
1239 <      SetCaptured(source_p);
1240 <    }
1241 <    else
1242 <      exit_client(source_p, &me, "Bad user info");
1243 <    return 1;
1244 <  }
1245 <
1246 <  return 0;
1247 < }
1248 <
1249 < static int
1250 < check_regexp_xline(struct Client *source_p)
1251 < {
1252 <  struct ConfItem *conf = NULL;
1185 >  struct MaskItem *conf = NULL;
1186    const char *reason = NULL;
1187  
1188 <  if ((conf = find_matching_name_conf(RXLINE_TYPE, source_p->info, NULL, NULL, 0)))
1188 >  if ((conf = find_matching_name_conf(CONF_XLINE, source_p->info, NULL, NULL, 0)))
1189    {
1190 <    struct MatchItem *reg = map_to_conf(conf);
1190 >    ++conf->count;
1191  
1192 <    ++reg->count;
1193 <
1261 <    if (reg->reason != NULL)
1262 <      reason = reg->reason;
1192 >    if (conf->reason != NULL)
1193 >      reason = conf->reason;
1194      else
1195        reason = "No Reason";
1196  
1197 <    sendto_realops_flags(UMODE_REJ, L_ALL,
1198 <                         "X-line (REGEX) Rejecting [%s] [%s], user %s [%s]",
1197 >    sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE,
1198 >                         "X-line Rejecting [%s] [%s], user %s [%s]",
1199                           source_p->info, reason,
1200                           get_client_name(source_p, HIDE_IP),
1201                           source_p->sockhost);
1202  
1203 <    ServerStats->is_ref++;
1203 >    ++ServerStats.is_ref;
1204      exit_client(source_p, &me, "Bad user info");
1205      return 1;
1206    }
# Line 1281 | Line 1212 | check_regexp_xline(struct Client *source
1212   *
1213   * inputs       - pointer to given client to oper
1214   * output       - NONE
1215 < * side effects - Blindly opers up given source_p, using aconf info
1215 > * side effects - Blindly opers up given source_p, using conf info
1216   *                all checks on passwords have already been done.
1217 < *                This could also be used by rsa oper routines.
1217 > *                This could also be used by rsa oper routines.
1218   */
1219   void
1220   oper_up(struct Client *source_p)
1221   {
1222 <  unsigned int old = source_p->umodes;
1223 <  const char *operprivs = "";
1293 <  const struct AccessItem *oconf = NULL;
1222 >  const unsigned int old = source_p->umodes;
1223 >  const struct MaskItem *conf = source_p->localClient->confs.head->data;
1224  
1225    assert(source_p->localClient->confs.head);
1296  oconf = map_to_conf((source_p->localClient->confs.head)->data);
1226  
1227    ++Count.oper;
1228    SetOper(source_p);
1229  
1230 <  if (oconf->modes)
1231 <    source_p->umodes |= oconf->modes;
1230 >  if (conf->modes)
1231 >    AddUMode(source_p, conf->modes);
1232    else if (ConfigFileEntry.oper_umodes)
1233 <    source_p->umodes |= ConfigFileEntry.oper_umodes;
1234 <  else
1235 <    source_p->umodes |= (UMODE_SERVNOTICE|UMODE_OPERWALL|
1236 <                         UMODE_WALLOP|UMODE_LOCOPS);
1233 >    AddUMode(source_p, ConfigFileEntry.oper_umodes);
1234 >
1235 >  if (!(old & UMODE_INVISIBLE) && HasUMode(source_p, UMODE_INVISIBLE))
1236 >    ++Count.invisi;
1237 >  if ((old & UMODE_INVISIBLE) && !HasUMode(source_p, UMODE_INVISIBLE))
1238 >    --Count.invisi;
1239  
1240    assert(dlinkFind(&oper_list, source_p) == NULL);
1241    dlinkAdd(source_p, make_dlink_node(), &oper_list);
1242  
1243 <  operprivs = oper_privs_as_string(oconf->port);
1243 >  AddOFlag(source_p, conf->port);
1244  
1245 <  SetOFlag(source_p, oconf->port);
1245 >  if (HasOFlag(source_p, OPER_FLAG_ADMIN))
1246 >    AddUMode(source_p, UMODE_ADMIN);
1247  
1248 <  if (IsOperAdmin(source_p) || IsOperHiddenAdmin(source_p))
1249 <    source_p->umodes |= UMODE_ADMIN;
1318 <  if (!IsOperN(source_p))
1319 <    source_p->umodes &= ~UMODE_NCHANGE;
1320 <
1321 <  sendto_realops_flags(UMODE_ALL, L_ALL, "%s (%s@%s) is now an operator",
1322 <                       source_p->name, source_p->username, source_p->host);
1248 >  sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, "%s is now an operator",
1249 >                       get_oper_name(source_p));
1250    send_umode_out(source_p, source_p, old);
1251    sendto_one(source_p, form_str(RPL_YOUREOPER), me.name, source_p->name);
1325  sendto_one(source_p, ":%s NOTICE %s :*** Oper privs are %s",
1326             me.name, source_p->name, operprivs);
1327  send_message_file(source_p, &ConfigFileEntry.opermotd);
1252   }
1253  
1254 < /*
1331 < * Quick and dirty UID code for new proposed SID on EFnet
1332 < *
1333 < */
1254 > static char new_uid[TOTALSIDUID + 1];     /* allow for \0 */
1255  
1256 < static char new_uid[TOTALSIDUID+1];     /* allow for \0 */
1257 < static void add_one_to_uid(int i);
1256 > int
1257 > valid_sid(const char *sid)
1258 > {
1259 >  if (strlen(sid) == IRC_MAXSID)
1260 >    if (IsDigit(*sid))
1261 >      if (IsAlNum(*(sid + 1)) && IsAlNum(*(sid + 2)))
1262 >        return 1;
1263 >
1264 >  return 0;
1265 > }
1266  
1267   /*
1268   * init_uid()
1269 < *
1269 > *
1270   * inputs       - NONE
1271   * output       - NONE
1272   * side effects - new_uid is filled in with server id portion (sid)
# Line 1347 | Line 1276 | static void add_one_to_uid(int i);
1276   void
1277   init_uid(void)
1278   {
1279 <  int i;
1279 >  unsigned int i;
1280  
1281    memset(new_uid, 0, sizeof(new_uid));
1282  
1283 <  if (ServerInfo.sid != NULL)
1284 <  {
1356 <    memcpy(new_uid, ServerInfo.sid, IRCD_MIN(strlen(ServerInfo.sid),
1357 <                                             IRC_MAXSID));
1358 <    memcpy(&me.id, ServerInfo.sid, IRCD_MIN(strlen(ServerInfo.sid),
1359 <                                            IRC_MAXSID));
1360 <    hash_add_id(&me);
1361 <  }
1283 >  if (!EmptyString(ServerInfo.sid))
1284 >    strlcpy(new_uid, ServerInfo.sid, sizeof(new_uid));
1285  
1286 <  for (i = 0; i < IRC_MAXSID; i++)
1287 <    if (new_uid[i] == '\0')
1286 >  for (i = 0; i < IRC_MAXSID; ++i)
1287 >    if (new_uid[i] == '\0')
1288        new_uid[i] = 'A';
1289  
1290 <  /* XXX if IRC_MAXUID != 6, this will have to be rewritten */
1291 <  /* Yes nenolod, I have known it was off by one ever since I wrote it
1369 <   * But *JUST* for you, though, it really doesn't look as *pretty*
1370 <   * -Dianora
1371 <   */
1372 <  memcpy(new_uid+IRC_MAXSID, "AAAAA@", IRC_MAXUID);
1373 <
1374 <  entering_umode_cb = register_callback("entering_umode", NULL);
1375 <  umode_cb = register_callback("changing_umode", change_simple_umode);
1376 <  uid_get_cb = register_callback("uid_get", uid_get);
1377 < }
1378 <
1379 < /*
1380 < * uid_get
1381 < *
1382 < * inputs       - struct Client *
1383 < * output       - new UID is returned to caller
1384 < * side effects - new_uid is incremented by one.
1385 < */
1386 < static void *
1387 < uid_get(va_list args)
1388 < {
1389 <  add_one_to_uid(TOTALSIDUID-1);    /* index from 0 */
1390 <  return ((void *) new_uid);
1290 >  /* NOTE: if IRC_MAXUID != 6, this will have to be rewritten */
1291 >  memcpy(new_uid + IRC_MAXSID, "AAAAA@", IRC_MAXUID);
1292   }
1293  
1294   /*
# Line 1410 | Line 1311 | add_one_to_uid(int i)
1311        new_uid[i] = 'A';
1312        add_one_to_uid(i-1);
1313      }
1314 <    else new_uid[i] = new_uid[i] + 1;
1314 >    else
1315 >      ++new_uid[i];
1316    }
1317    else
1318    {
1319 <    /* XXX if IRC_MAXUID != 6, this will have to be rewritten */
1319 >    /* NOTE: if IRC_MAXUID != 6, this will have to be rewritten */
1320      if (new_uid[i] == 'Z')
1321 <      memcpy(new_uid+IRC_MAXSID, "AAAAAA", IRC_MAXUID);
1321 >      memcpy(new_uid + IRC_MAXSID, "AAAAAA", IRC_MAXUID);
1322      else
1323 <      new_uid[i] = new_uid[i] + 1;
1323 >      ++new_uid[i];
1324    }
1325   }
1326  
1327   /*
1328 + * uid_get
1329 + *
1330 + * inputs       - struct Client *
1331 + * output       - new UID is returned to caller
1332 + * side effects - new_uid is incremented by one.
1333 + */
1334 + static const char *
1335 + uid_get(void)
1336 + {
1337 +  add_one_to_uid(TOTALSIDUID - 1);    /* index from 0 */
1338 +  return new_uid;
1339 + }
1340 +
1341 + /*
1342   * init_isupport()
1343   *
1344   * input        - NONE
# Line 1432 | Line 1348 | add_one_to_uid(int i)
1348   void
1349   init_isupport(void)
1350   {
1435  isupportFile = init_MessageLine();
1436
1351    add_isupport("CALLERID", NULL, -1);
1352    add_isupport("CASEMAPPING", CASEMAP, -1);
1353 +  add_isupport("DEAF", "D", -1);
1354    add_isupport("KICKLEN", NULL, KICKLEN);
1355    add_isupport("MODES", NULL, MAXMODEPARAMS);
1441  add_isupport("NICKLEN", NULL, NICKLEN-1);
1356   #ifdef HALFOPS
1357    add_isupport("PREFIX", "(ohv)@%+", -1);
1358    add_isupport("STATUSMSG", "@%+", -1);
# Line 1446 | Line 1360 | init_isupport(void)
1360    add_isupport("PREFIX", "(ov)@+", -1);
1361    add_isupport("STATUSMSG", "@+", -1);
1362   #endif
1363 <  add_isupport("TOPICLEN", NULL, TOPICLEN);
1363 >  add_isupport("EXCEPTS", "e", -1);
1364 >  add_isupport("INVEX", "I", -1);
1365   }
1366  
1367   /*
# Line 1481 | Line 1396 | add_isupport(const char *name, const cha
1396      dlinkAddTail(support, &support->node, &support_list);
1397    }
1398  
1399 <  DupString(support->name, name);
1399 >  support->name = xstrdup(name);
1400    if (options != NULL)
1401 <    DupString(support->options, options);
1401 >    support->options = xstrdup(options);
1402    support->number = n;
1403  
1404    rebuild_isupport_message_line();
# Line 1530 | Line 1445 | rebuild_isupport_message_line(void)
1445   {
1446    char isupportbuffer[IRCD_BUFSIZE];
1447    char *p = isupportbuffer;
1448 <  dlink_node *ptr = NULL;
1448 >  dlink_node *ptr = NULL, *ptr_next = NULL;
1449    int n = 0;
1450    int tokens = 0;
1451    size_t len = 0;
1452    size_t reserve = strlen(me.name) + HOSTLEN + strlen(form_str(RPL_ISUPPORT));
1453  
1454 <  destroy_MessageLine(isupportFile);
1454 >  DLINK_FOREACH_SAFE(ptr, ptr_next, support_list_lines.head)
1455 >  {
1456 >    dlinkDelete(ptr, &support_list_lines);
1457 >    MyFree(ptr->data);
1458 >    free_dlink_node(ptr);
1459 >  }
1460  
1461    DLINK_FOREACH(ptr, support_list.head)
1462    {
1463      struct Isupport *support = ptr->data;
1464  
1465 <    p += (n = ircsprintf(p, "%s", support->name));
1465 >    p += (n = sprintf(p, "%s", support->name));
1466      len += n;
1467  
1468      if (support->options != NULL)
1469      {
1470 <      p += (n = ircsprintf(p, "=%s", support->options));
1470 >      p += (n = sprintf(p, "=%s", support->options));
1471        len += n;
1472      }
1473  
1474      if (support->number > 0)
1475      {
1476 <      p += (n = ircsprintf(p, "=%d", support->number));
1476 >      p += (n = sprintf(p, "=%d", support->number));
1477        len += n;
1478      }
1479  
# Line 1566 | Line 1486 | rebuild_isupport_message_line(void)
1486        if (*--p == ' ')
1487          *p = '\0';
1488  
1489 <      addto_MessageLine(isupportFile, isupportbuffer);
1489 >      dlinkAddTail(xstrdup(isupportbuffer), make_dlink_node(), &support_list_lines);
1490        p = isupportbuffer;
1491        len = 0;
1492        n = tokens = 0;
# Line 1577 | Line 1497 | rebuild_isupport_message_line(void)
1497    {
1498      if (*--p == ' ')
1499        *p = '\0';
1500 <    addto_MessageLine(isupportFile, isupportbuffer);
1500 >    dlinkAddTail(xstrdup(isupportbuffer), make_dlink_node(), &support_list_lines);
1501    }
1502   }

Diff Legend

Removed lines
+ Added lines
< Changed lines (old)
> Changed lines (new)