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root/svn/ircd-hybrid/branches/8.2.x/src/user.c
Revision: 8962
Committed: Sat May 11 21:04:34 2019 UTC (7 years, 2 months ago) by michael
Content type: text/x-csrc
File size: 22870 byte(s)
Log Message:
- Removed general::tkline_expire_notices configuration directive and added user mode +X (sees *LINE expiration notices) instead

File Contents

# Content
1 /*
2 * ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3 *
4 * Copyright (c) 1997-2019 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
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19 * USA
20 */
21
22 /*! \file user.c
23 * \brief User related functions.
24 * \version $Id$
25 */
26
27 #include "stdinc.h"
28 #include "list.h"
29 #include "user.h"
30 #include "channel.h"
31 #include "channel_mode.h"
32 #include "client.h"
33 #include "hash.h"
34 #include "id.h"
35 #include "irc_string.h"
36 #include "ircd.h"
37 #include "listener.h"
38 #include "motd.h"
39 #include "numeric.h"
40 #include "conf.h"
41 #include "conf_gecos.h"
42 #include "log.h"
43 #include "server.h"
44 #include "server_capab.h" /* TBR: RHOST compatibility mode */
45 #include "send.h"
46 #include "memory.h"
47 #include "packet.h"
48 #include "rng_mt.h"
49 #include "misc.h"
50 #include "parse.h"
51 #include "watch.h"
52 #include "isupport.h"
53 #include "tls.h"
54 #include "patchlevel.h"
55
56 static char umode_buffer[UMODE_MAX_STR];
57
58 const struct user_modes *umode_map[256];
59 const struct user_modes umode_tab[] =
60 {
61 { 'D', UMODE_DEAF },
62 { 'F', UMODE_FARCONNECT },
63 { 'G', UMODE_SOFTCALLERID },
64 { 'H', UMODE_HIDDEN },
65 { 'X', UMODE_EXPIRATION },
66 { 'R', UMODE_REGONLY },
67 { 'S', UMODE_SSL },
68 { 'W', UMODE_WEBIRC },
69 { 'a', UMODE_ADMIN },
70 { 'b', UMODE_BOTS },
71 { 'c', UMODE_CCONN },
72 { 'd', UMODE_DEBUG },
73 { 'e', UMODE_EXTERNAL },
74 { 'f', UMODE_FULL },
75 { 'g', UMODE_CALLERID },
76 { 'i', UMODE_INVISIBLE },
77 { 'j', UMODE_REJ },
78 { 'k', UMODE_SKILL },
79 { 'l', UMODE_LOCOPS },
80 { 'n', UMODE_NCHANGE },
81 { 'o', UMODE_OPER },
82 { 'p', UMODE_HIDECHANS },
83 { 'q', UMODE_HIDEIDLE },
84 { 'r', UMODE_REGISTERED },
85 { 's', UMODE_SERVNOTICE },
86 { 'u', UMODE_UNAUTH },
87 { 'w', UMODE_WALLOP },
88 { 'y', UMODE_SPY },
89 { '\0', 0 }
90 };
91
92 void
93 user_modes_init(void)
94 {
95 char *umode_buffer_ptr = umode_buffer;
96
97 for (const struct user_modes *tab = umode_tab; tab->c; ++tab)
98 {
99 umode_map[tab->c] = tab;
100 *umode_buffer_ptr++ = tab->c;
101 }
102
103 *umode_buffer_ptr = '\0';
104 }
105
106 /* show_lusers()
107 *
108 * inputs - pointer to client
109 * output - NONE
110 * side effects - display to client user counts etc.
111 */
112 void
113 show_lusers(struct Client *client_p)
114 {
115 if (ConfigServerHide.hide_servers == 0 || HasUMode(client_p, UMODE_OPER))
116 sendto_one_numeric(client_p, &me, RPL_LUSERCLIENT, (dlink_list_length(&global_client_list) - Count.invisi),
117 Count.invisi, dlink_list_length(&global_server_list));
118 else
119 sendto_one_numeric(client_p, &me, RPL_LUSERCLIENT, (dlink_list_length(&global_client_list) - Count.invisi),
120 Count.invisi, 1);
121
122 if (Count.oper)
123 sendto_one_numeric(client_p, &me, RPL_LUSEROP, Count.oper);
124
125 if (dlink_list_length(&unknown_list))
126 sendto_one_numeric(client_p, &me, RPL_LUSERUNKNOWN, dlink_list_length(&unknown_list));
127
128 if (dlink_list_length(channel_get_list()))
129 sendto_one_numeric(client_p, &me, RPL_LUSERCHANNELS, dlink_list_length(channel_get_list()));
130
131 if (ConfigServerHide.hide_servers == 0 || HasUMode(client_p, UMODE_OPER))
132 {
133 sendto_one_numeric(client_p, &me, RPL_LUSERME, dlink_list_length(&local_client_list), dlink_list_length(&local_server_list));
134 sendto_one_numeric(client_p, &me, RPL_LOCALUSERS, dlink_list_length(&local_client_list), Count.max_loc);
135 sendto_one_numeric(client_p, &me, RPL_GLOBALUSERS, dlink_list_length(&global_client_list), Count.max_tot);
136 sendto_one_numeric(client_p, &me, RPL_STATSCONN, Count.max_loc_con, Count.max_loc, Count.totalrestartcount);
137 }
138 else
139 {
140 sendto_one_numeric(client_p, &me, RPL_LUSERME, dlink_list_length(&global_client_list), 0);
141 sendto_one_numeric(client_p, &me, RPL_LOCALUSERS, dlink_list_length(&global_client_list), Count.max_tot);
142 sendto_one_numeric(client_p, &me, RPL_GLOBALUSERS, dlink_list_length(&global_client_list), Count.max_tot);
143 }
144 }
145
146 /* report_and_set_user_flags()
147 *
148 * inputs - pointer to client_p
149 * - pointer to conf for this user
150 * output - NONE
151 * side effects - Report to user any special flags
152 * they are getting, and set them.
153 */
154 static void
155 report_and_set_user_flags(struct Client *client_p, const struct MaskItem *conf)
156 {
157 /* If this user is being spoofed, tell them so */
158 if (IsConfDoSpoofIp(conf))
159 sendto_one_notice(client_p, &me, ":*** Spoofing your IP");
160
161 /* If this user is in the exception class, set it "E lined" */
162 if (IsConfExemptKline(conf))
163 {
164 AddFlag(client_p, FLAGS_EXEMPTKLINE);
165 sendto_one_notice(client_p, &me, ":*** You are exempt from K/D lines");
166 }
167
168 if (IsConfExemptXline(conf))
169 {
170 AddFlag(client_p, FLAGS_EXEMPTXLINE);
171 sendto_one_notice(client_p, &me, ":*** You are exempt from X lines");
172 }
173
174 if (IsConfExemptResv(conf))
175 {
176 AddFlag(client_p, FLAGS_EXEMPTRESV);
177 sendto_one_notice(client_p, &me, ":*** You are exempt from resvs");
178 }
179
180 /* If this user is exempt from user limits set it "F lined" */
181 if (IsConfExemptLimits(conf))
182 {
183 AddFlag(client_p, FLAGS_NOLIMIT);
184 sendto_one_notice(client_p, &me, ":*** You are exempt from user limits");
185 }
186
187 if (IsConfCanFlood(conf))
188 {
189 AddFlag(client_p, FLAGS_CANFLOOD);
190 sendto_one_notice(client_p, &me, ":*** You are exempt from flood protection");
191 }
192 }
193
194 /* introduce_client()
195 *
196 * inputs - client_p
197 * output - NONE
198 * side effects - This common function introduces a client to the rest
199 * of the net, either from a local client connect or
200 * from a remote connect.
201 */
202 static void
203 introduce_client(struct Client *client_p)
204 {
205 dlink_node *node;
206 char buf[UMODE_MAX_STR] = "";
207
208 send_umode(client_p, MyConnect(client_p), 0, buf);
209 watch_check_hash(client_p, RPL_LOGON);
210
211 if (buf[0] == '\0')
212 {
213 buf[0] = '+';
214 buf[1] = '\0';
215 }
216
217 DLINK_FOREACH(node, local_server_list.head)
218 {
219 struct Client *server_p = node->data;
220
221 if (server_p == client_p->from)
222 continue;
223
224 /* TBR: compatibility mode */
225 if (IsCapable(server_p, CAPAB_RHOST))
226 sendto_one(server_p, ":%s UID %s %u %ju %s %s %s %s %s %s %s :%s",
227 client_p->servptr->id,
228 client_p->name, client_p->hopcount+1,
229 client_p->tsinfo,
230 buf, client_p->username, client_p->host, client_p->realhost,
231 client_p->sockhost, client_p->id,
232 client_p->account,
233 client_p->info);
234 else
235 sendto_one(server_p, ":%s UID %s %u %ju %s %s %s %s %s %s :%s",
236 client_p->servptr->id,
237 client_p->name, client_p->hopcount+1,
238 client_p->tsinfo,
239 buf, client_p->username, client_p->host,
240 client_p->sockhost, client_p->id,
241 client_p->account,
242 client_p->info);
243
244 if (!EmptyString(client_p->certfp))
245 sendto_one(server_p, ":%s CERTFP %s", client_p->id, client_p->certfp);
246 }
247 }
248
249 /* user_welcome()
250 *
251 * inputs - client pointer to client to welcome
252 * output - NONE
253 * side effects -
254 */
255 static void
256 user_welcome(struct Client *client_p)
257 {
258 static const char built_date[] = __DATE__ " at " __TIME__;
259
260 if (HasFlag(client_p, FLAGS_SSL))
261 {
262 AddUMode(client_p, UMODE_SSL);
263 sendto_one_notice(client_p, &me, ":*** Connected securely via %s",
264 tls_get_cipher(&client_p->connection->fd->ssl));
265 }
266
267 sendto_one_numeric(client_p, &me, RPL_WELCOME, ConfigServerInfo.network_name,
268 client_p->name, client_p->username, client_p->realhost);
269 sendto_one_numeric(client_p, &me, RPL_YOURHOST,
270 listener_get_name(client_p->connection->listener), PATCHLEVEL);
271 sendto_one_numeric(client_p, &me, RPL_CREATED, built_date);
272 sendto_one_numeric(client_p, &me, RPL_MYINFO, me.name, PATCHLEVEL, umode_buffer);
273
274 isupport_show(client_p);
275 show_lusers(client_p);
276 motd_signon(client_p);
277 }
278
279 /* check_xline()
280 *
281 * inputs - pointer to client to test
282 * outupt - 1 if exiting 0 if ok
283 * side effects -
284 */
285 static bool
286 check_xline(struct Client *client_p)
287 {
288 const struct GecosItem *gecos = NULL;
289
290 if (HasFlag(client_p, FLAGS_EXEMPTXLINE))
291 return false;
292
293 if ((gecos = gecos_find(client_p->info, match)))
294 {
295 sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE,
296 "X-line Rejecting [%s] [%s], user %s [%s]",
297 client_p->info, gecos->reason,
298 client_get_name(client_p, HIDE_IP),
299 client_p->sockhost);
300
301 ++ServerStats.is_ref;
302 exit_client(client_p, "Bad user info");
303 return true;
304 }
305
306 return false;
307 }
308
309 /*! \brief This function is called when both NICK and USER messages
310 * have been accepted for the client, in whatever order. Only
311 * after this, is the UID message propagated.
312 * \param client_p Pointer to given client to introduce
313 */
314 void
315 register_local_user(struct Client *client_p)
316 {
317 const struct MaskItem *conf = NULL;
318
319 assert(client_p == client_p->from);
320 assert(client_p->connection->registration == 0);
321 assert(MyConnect(client_p));
322 assert(IsUnknown(client_p));
323
324 if (ConfigGeneral.ping_cookie)
325 {
326 if (!HasFlag(client_p, FLAGS_PINGSENT) && client_p->connection->random_ping == 0)
327 {
328 do
329 client_p->connection->random_ping = genrand_int32();
330 while (client_p->connection->random_ping == 0);
331
332 sendto_one(client_p, "PING :%u", client_p->connection->random_ping);
333 AddFlag(client_p, FLAGS_PINGSENT);
334 return;
335 }
336
337 if (!HasFlag(client_p, FLAGS_PING_COOKIE))
338 return;
339 }
340
341 if (check_client(client_p) == 0)
342 return;
343
344 conf = client_p->connection->confs.head->data;
345
346 if (!HasFlag(client_p, FLAGS_GOTID))
347 {
348 char username[USERLEN + 1] = "";
349 unsigned int i = 0;
350
351 if (IsNeedIdentd(conf))
352 {
353 ++ServerStats.is_ref;
354 sendto_one_notice(client_p, &me, ":*** Notice -- You need to install "
355 "identd to use this server");
356 exit_client(client_p, "Install identd");
357 return;
358 }
359
360 strlcpy(username, client_p->username, sizeof(username));
361
362 if (!IsNoTilde(conf))
363 client_p->username[i++] = '~';
364
365 for (const char *p = username; *p && i < USERLEN; ++p)
366 client_p->username[i++] = *p;
367
368 client_p->username[i] = '\0';
369 }
370
371 /* Password check */
372 if (!EmptyString(conf->passwd))
373 {
374 if (match_conf_password(client_p->connection->password, conf) == false)
375 {
376 ++ServerStats.is_ref;
377
378 sendto_one_numeric(client_p, &me, ERR_PASSWDMISMATCH);
379 exit_client(client_p, "Bad Password");
380 return;
381 }
382 }
383
384 /*
385 * Don't free client_p->connection->password here - it can be required
386 * by masked /stats I if there are auth {} blocks with need_password = no;
387 * --adx
388 */
389
390 /*
391 * Report if user has &^>= etc. and set flags as needed in client_p
392 */
393 report_and_set_user_flags(client_p, conf);
394
395 if (IsDead(client_p))
396 return;
397
398 /*
399 * Limit clients -
400 * We want to be able to have servers and F-line clients
401 * connect, so save room for "buffer" connections.
402 * Smaller servers may want to decrease this, and it should
403 * probably be just a percentage of the MAXCLIENTS...
404 * -Taner
405 */
406 if ((dlink_list_length(&local_client_list) >= GlobalSetOptions.maxclients + MAX_BUFFER) ||
407 (dlink_list_length(&local_client_list) >= GlobalSetOptions.maxclients && !HasFlag(client_p, FLAGS_NOLIMIT)))
408 {
409 sendto_realops_flags(UMODE_FULL, L_ALL, SEND_NOTICE,
410 "Too many clients, rejecting %s[%s].",
411 client_p->name, client_p->host);
412 ++ServerStats.is_ref;
413 exit_client(client_p, "Sorry, server is full - try later");
414 return;
415 }
416
417 if (valid_username(client_p->username, true) == false)
418 {
419 char buf[IRCD_BUFSIZE] = "";
420
421 sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE,
422 "Invalid username: %s (%s@%s)",
423 client_p->name, client_p->username, client_p->host);
424 ++ServerStats.is_ref;
425 snprintf(buf, sizeof(buf), "Invalid username [%s]", client_p->username);
426 exit_client(client_p, buf);
427 return;
428 }
429
430 if (check_xline(client_p))
431 return;
432
433 const char *id;
434 while (hash_find_id((id = uid_get())))
435 ;
436
437 strlcpy(client_p->id, id, sizeof(client_p->id));
438 hash_add_id(client_p);
439
440 sendto_realops_flags(UMODE_CCONN, L_ALL, SEND_NOTICE,
441 "Client connecting: %s (%s@%s) [%s] {%s} [%s] <%s>",
442 client_p->name, client_p->username, client_p->realhost,
443 client_p->sockhost,
444 get_client_class(&client_p->connection->confs),
445 client_p->info, client_p->id);
446
447 if (ConfigGeneral.invisible_on_connect)
448 {
449 AddUMode(client_p, UMODE_INVISIBLE);
450 ++Count.invisi;
451 }
452
453 assert(client_p->servptr == &me);
454
455 SetClient(client_p);
456 client_p->connection->last_privmsg = event_base->time.sec_monotonic;
457
458 dlinkAdd(client_p, &client_p->lnode, &client_p->servptr->serv->client_list);
459 dlinkAdd(client_p, &client_p->node, &global_client_list);
460
461 assert(dlinkFind(&unknown_list, client_p));
462
463 dlink_move_node(&client_p->connection->lclient_node,
464 &unknown_list, &local_client_list);
465
466 if (dlink_list_length(&local_client_list) > Count.max_loc)
467 {
468 Count.max_loc = dlink_list_length(&local_client_list);
469
470 if (!(Count.max_loc % 10))
471 sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
472 "New maximum local client connections: %u",
473 Count.max_loc);
474 }
475
476 if ((dlink_list_length(&local_client_list) +
477 dlink_list_length(&local_server_list)) > Count.max_loc_con)
478 Count.max_loc_con = dlink_list_length(&local_client_list) +
479 dlink_list_length(&local_server_list);
480
481 if (dlink_list_length(&global_client_list) > Count.max_tot)
482 Count.max_tot = dlink_list_length(&global_client_list);
483 ++Count.totalrestartcount;
484
485 user_welcome(client_p);
486
487 introduce_client(client_p);
488 }
489
490 /* register_remote_user()
491 *
492 * inputs - client_p remote or directly connected client
493 * - username to register as
494 * - host name to register as
495 * - server name
496 * output - NONE
497 * side effects - This function is called when a remote client
498 * is introduced by a server.
499 */
500 void
501 register_remote_user(struct Client *client_p)
502 {
503 assert(client_p->servptr->from == client_p->from);
504
505 /*
506 * If the nick has been introduced by a services server,
507 * make it a service as well.
508 */
509 if (HasFlag(client_p->servptr, FLAGS_SERVICE))
510 AddFlag(client_p, FLAGS_SERVICE);
511
512 SetClient(client_p);
513 dlinkAdd(client_p, &client_p->lnode, &client_p->servptr->serv->client_list);
514 dlinkAdd(client_p, &client_p->node, &global_client_list);
515
516 if (dlink_list_length(&global_client_list) > Count.max_tot)
517 Count.max_tot = dlink_list_length(&global_client_list);
518
519 if (HasFlag(client_p->servptr, FLAGS_EOB))
520 sendto_realops_flags(UMODE_FARCONNECT, L_ALL, SEND_NOTICE,
521 "Client connecting at %s: %s (%s@%s) [%s] [%s] <%s>",
522 client_p->servptr->name,
523 client_p->name, client_p->username, client_p->realhost,
524 client_p->sockhost, client_p->info, client_p->id);
525
526 introduce_client(client_p);
527 }
528
529 /* valid_hostname()
530 *
531 * Inputs - pointer to hostname
532 * Output - 1 if valid, 0 if not
533 * Side effects - check hostname for validity
534 *
535 * NOTE: this doesn't allow a hostname to begin with a dot and
536 * will not allow more dots than chars.
537 */
538 bool
539 valid_hostname(const char *hostname)
540 {
541 const char *p = hostname;
542
543 assert(p);
544
545 if (EmptyString(p) || *p == '.' || *p == ':')
546 return false;
547
548 for (; *p; ++p)
549 if (!IsHostChar(*p))
550 return false;
551
552 return p - hostname <= HOSTLEN;
553 }
554
555 /* valid_username()
556 *
557 * Inputs - pointer to user
558 * Output - 1 if valid, 0 if not
559 * Side effects - check username for validity
560 *
561 * Absolutely always reject any '*' '!' '?' '@' in an user name
562 * reject any odd control characters names.
563 * Allow '.' in username to allow for "first.last"
564 * style of username
565 */
566 bool
567 valid_username(const char *username, bool local)
568 {
569 const char *p = username;
570
571 assert(p);
572
573 if (*p == '~')
574 ++p;
575
576 /*
577 * Reject usernames that don't start with an alphanum
578 * i.e. reject jokers who have '-@somehost' or '.@somehost'
579 * or "-hi-@somehost", "h-----@somehost" would still be accepted.
580 */
581 if (!IsAlNum(*p))
582 return false;
583
584 if (local)
585 {
586 unsigned int dots = 0;
587
588 while (*++p)
589 {
590 if (*p == '.' && ConfigGeneral.dots_in_ident)
591 {
592 if (++dots > ConfigGeneral.dots_in_ident)
593 return false;
594 if (!IsUserChar(*(p + 1)))
595 return false;
596 }
597 else if (!IsUserChar(*p))
598 return false;
599 }
600 }
601 else
602 {
603 while (*++p)
604 if (!IsUserChar(*p))
605 return false;
606 }
607
608 return p - username <= USERLEN;
609 }
610
611 /* clean_nick_name()
612 *
613 * input - nickname
614 * - whether it's a local nick (1) or remote (0)
615 * output - none
616 * side effects - walks through the nickname, returning 0 if erroneous
617 */
618 bool
619 valid_nickname(const char *nickname, bool local)
620 {
621 const char *p = nickname;
622
623 assert(p);
624
625 /*
626 * Nicks can't start with a digit or - or be 0 length.
627 */
628 if (EmptyString(p) || *p == '-' || (IsDigit(*p) && local))
629 return false;
630
631 for (; *p; ++p)
632 if (!IsNickChar(*p))
633 return false;
634
635 return p - nickname <= NICKLEN;
636 }
637
638 /*! \brief Builds a mode change string to buffer pointed by \a buf
639 * \param client_p Pointer to client
640 * \param dispatch Whether to send a MODE message to client_p
641 * \param old Old user mode to compare against when building new mode buffer
642 * \param buf Pointer to buffer to build string in
643 */
644 void
645 send_umode(struct Client *client_p, bool dispatch, unsigned int old, char *buf)
646 {
647 char *m = buf;
648 int what = 0;
649
650 /*
651 * Build a string in umode_buf to represent the change in the user's
652 * mode between the new (client_p->umodes) and 'old'.
653 */
654 for (const struct user_modes *tab = umode_tab; tab->c; ++tab)
655 {
656 if ((tab->flag & old) && !HasUMode(client_p, tab->flag))
657 {
658 if (what == MODE_DEL)
659 *m++ = tab->c;
660 else
661 {
662 what = MODE_DEL;
663 *m++ = '-';
664 *m++ = tab->c;
665 }
666 }
667 else if (!(tab->flag & old) && HasUMode(client_p, tab->flag))
668 {
669 if (what == MODE_ADD)
670 *m++ = tab->c;
671 else
672 {
673 what = MODE_ADD;
674 *m++ = '+';
675 *m++ = tab->c;
676 }
677 }
678 }
679
680 *m = '\0';
681
682 if (dispatch == true && *buf)
683 sendto_one(client_p, ":%s!%s@%s MODE %s :%s",
684 client_p->name, client_p->username,
685 client_p->host, client_p->name, buf);
686 }
687
688 /* send_umode_out()
689 *
690 * inputs -
691 * output - NONE
692 * side effects - Only send ubuf out to servers that know about this client
693 */
694 void
695 send_umode_out(struct Client *client_p, unsigned int old)
696 {
697 char buf[UMODE_MAX_STR] = "";
698
699 send_umode(client_p, MyConnect(client_p), old, buf);
700
701 if (buf[0])
702 sendto_server(client_p, 0, 0, ":%s MODE %s :%s",
703 client_p->id, client_p->id, buf);
704 }
705
706 void
707 user_set_hostmask(struct Client *client_p, const char *hostname)
708 {
709 dlink_node *node;
710
711 if (strcmp(client_p->host, hostname) == 0)
712 return;
713
714 if (ConfigGeneral.cycle_on_host_change)
715 sendto_common_channels_local(client_p, false, 0, CAP_CHGHOST, ":%s!%s@%s QUIT :Changing hostname",
716 client_p->name, client_p->username, client_p->host);
717
718 sendto_common_channels_local(client_p, true, CAP_CHGHOST, 0, ":%s!%s@%s CHGHOST %s %s",
719 client_p->name, client_p->username,
720 client_p->host, client_p->username, hostname);
721
722 strlcpy(client_p->host, hostname, sizeof(client_p->host));
723
724 if (MyConnect(client_p))
725 {
726 sendto_one_numeric(client_p, &me, RPL_VISIBLEHOST, client_p->host);
727 clear_ban_cache_list(&client_p->channel);
728 }
729
730 if (ConfigGeneral.cycle_on_host_change == 0)
731 return;
732
733 DLINK_FOREACH(node, client_p->channel.head)
734 {
735 char modebuf[CMEMBER_STATUS_FLAGS_LEN + 1];
736 char nickbuf[CMEMBER_STATUS_FLAGS_LEN * NICKLEN + CMEMBER_STATUS_FLAGS_LEN] = "";
737 char *p = modebuf;
738 int len = 0;
739 const struct Membership *member = node->data;
740
741 if (has_member_flags(member, CHFL_CHANOP))
742 {
743 *p++ = 'o';
744 len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", client_p->name);
745 }
746
747 if (has_member_flags(member, CHFL_HALFOP))
748 {
749 *p++ = 'h';
750 len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", client_p->name);
751 }
752
753 if (has_member_flags(member, CHFL_VOICE))
754 {
755 *p++ = 'v';
756 len += snprintf(nickbuf + len, sizeof(nickbuf) - len, len ? " %s" : "%s", client_p->name);
757 }
758
759 *p = '\0';
760
761 sendto_channel_local(client_p, member->chptr, 0, CAP_EXTENDED_JOIN, CAP_CHGHOST, ":%s!%s@%s JOIN %s %s :%s",
762 client_p->name, client_p->username,
763 client_p->host, member->chptr->name,
764 client_p->account, client_p->info);
765 sendto_channel_local(client_p, member->chptr, 0, 0, CAP_EXTENDED_JOIN | CAP_CHGHOST, ":%s!%s@%s JOIN :%s",
766 client_p->name, client_p->username,
767 client_p->host, member->chptr->name);
768
769 if (nickbuf[0])
770 sendto_channel_local(client_p, member->chptr, 0, 0, CAP_CHGHOST, ":%s MODE %s +%s %s",
771 client_p->servptr->name, member->chptr->name,
772 modebuf, nickbuf);
773 }
774
775 if (client_p->away[0])
776 sendto_common_channels_local(client_p, false, CAP_AWAY_NOTIFY, CAP_CHGHOST,
777 ":%s!%s@%s AWAY :%s",
778 client_p->name, client_p->username,
779 client_p->host, client_p->away);
780 }

Properties

Name Value
svn:eol-style native
svn:keywords Id