2 * ircd-ratbox: A slightly useful ircd.
3 * s_user.c: User related functions.
5 * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
6 * Copyright (C) 1996-2002 Hybrid Development Team
7 * Copyright (C) 2002-2005 ircd-ratbox development team
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
37 #include "s_newconf.h"
43 #include "supported.h"
51 #include "substitution.h"
55 static void report_and_set_user_flags(struct Client
*, struct ConfItem
*);
56 void user_welcome(struct Client
*source_p
);
60 static int orphaned_umodes
= 0;
61 int user_modes
[256] = {
62 /* 0x00 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x0F */
63 /* 0x10 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x1F */
64 /* 0x20 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x2F */
65 /* 0x30 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x3F */
83 UMODE_NOFORWARD
, /* Q */
84 UMODE_REGONLYMSG
, /* R */
85 UMODE_SERVICE
, /* S */
92 UMODE_SSLCLIENT
, /* Z */
93 /* 0x5B */ 0, 0, 0, 0, 0, 0, /* 0x60 */
100 UMODE_CALLERID
, /* g */
102 UMODE_INVISIBLE
, /* i */
105 UMODE_LOCOPS
, /* l */
112 UMODE_SERVNOTICE
, /* s */
116 UMODE_WALLOP
, /* w */
119 UMODE_OPERWALL
, /* z */
120 /* 0x7B */ 0, 0, 0, 0, 0, /* 0x7F */
121 /* 0x80 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x9F */
122 /* 0x90 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x9F */
123 /* 0xA0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xAF */
124 /* 0xB0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xBF */
125 /* 0xC0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xCF */
126 /* 0xD0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xDF */
127 /* 0xE0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0xEF */
128 /* 0xF0 */ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 /* 0xFF */
135 * inputs - pointer to client
137 * side effects - display to client user counts etc.
140 show_lusers(struct Client
*source_p
)
142 if(rb_dlink_list_length(&lclient_list
) > (unsigned long)MaxClientCount
)
143 MaxClientCount
= rb_dlink_list_length(&lclient_list
);
145 if((rb_dlink_list_length(&lclient_list
) + rb_dlink_list_length(&serv_list
)) >
146 (unsigned long)MaxConnectionCount
)
147 MaxConnectionCount
= rb_dlink_list_length(&lclient_list
) +
148 rb_dlink_list_length(&serv_list
);
150 sendto_one_numeric(source_p
, RPL_LUSERCLIENT
, form_str(RPL_LUSERCLIENT
),
151 (Count
.total
- Count
.invisi
),
153 (int)rb_dlink_list_length(&global_serv_list
));
155 if(rb_dlink_list_length(&oper_list
) > 0)
156 sendto_one_numeric(source_p
, RPL_LUSEROP
,
157 form_str(RPL_LUSEROP
),
158 (int)rb_dlink_list_length(&oper_list
));
160 if(rb_dlink_list_length(&unknown_list
) > 0)
161 sendto_one_numeric(source_p
, RPL_LUSERUNKNOWN
,
162 form_str(RPL_LUSERUNKNOWN
),
163 (int)rb_dlink_list_length(&unknown_list
));
165 if(rb_dlink_list_length(&global_channel_list
) > 0)
166 sendto_one_numeric(source_p
, RPL_LUSERCHANNELS
,
167 form_str(RPL_LUSERCHANNELS
),
168 rb_dlink_list_length(&global_channel_list
));
170 sendto_one_numeric(source_p
, RPL_LUSERME
, form_str(RPL_LUSERME
),
171 (int)rb_dlink_list_length(&lclient_list
),
172 (int)rb_dlink_list_length(&serv_list
));
174 sendto_one_numeric(source_p
, RPL_LOCALUSERS
,
175 form_str(RPL_LOCALUSERS
),
176 (int)rb_dlink_list_length(&lclient_list
),
178 (int)rb_dlink_list_length(&lclient_list
),
181 sendto_one_numeric(source_p
, RPL_GLOBALUSERS
, form_str(RPL_GLOBALUSERS
),
182 Count
.total
, Count
.max_tot
,
183 Count
.total
, Count
.max_tot
);
185 sendto_one_numeric(source_p
, RPL_STATSCONN
,
186 form_str(RPL_STATSCONN
),
187 MaxConnectionCount
, MaxClientCount
,
188 Count
.totalrestartcount
);
191 /* check if we should exit a client due to authd decision
192 * inputs - client server, client connecting
193 * outputs - true if exited, false if not
194 * side effects - messages/exits client if authd rejected and not exempt
197 authd_check(struct Client
*client_p
, struct Client
*source_p
)
199 struct ConfItem
*aconf
= source_p
->localClient
->att_conf
;
200 rb_dlink_list varlist
= { NULL
, NULL
, 0 };
204 if(source_p
->preClient
->auth
.accepted
== true)
207 substitution_append_var(&varlist
, "nick", source_p
->name
);
208 substitution_append_var(&varlist
, "ip", source_p
->sockhost
);
209 substitution_append_var(&varlist
, "host", source_p
->host
);
210 substitution_append_var(&varlist
, "dnsbl-host", source_p
->preClient
->auth
.data
);
211 substitution_append_var(&varlist
, "network-name", ServerInfo
.network_name
);
212 reason
= substitution_parse(source_p
->preClient
->auth
.reason
, &varlist
);
214 switch(source_p
->preClient
->auth
.cause
)
216 case 'B': /* Blacklists */
218 struct BlacklistStats
*stats
;
219 char *blacklist
= source_p
->preClient
->auth
.data
;
222 if((stats
= rb_dictionary_retrieve(bl_stats
, blacklist
)) != NULL
)
225 if(IsExemptKline(source_p
) || IsConfExemptDNSBL(aconf
))
227 sendto_one_notice(source_p
, ":*** Your IP address %s is listed in %s, but you are exempt",
228 source_p
->sockhost
, blacklist
);
232 sendto_realops_snomask(SNO_REJ
, L_NETWIDE
,
233 "Listed on DNSBL %s: %s (%s@%s) [%s] [%s]",
234 blacklist
, source_p
->name
, source_p
->username
, source_p
->host
,
235 IsIPSpoof(source_p
) ? "255.255.255.255" : source_p
->sockhost
,
238 sendto_one(source_p
, form_str(ERR_YOUREBANNEDCREEP
),
239 me
.name
, source_p
->name
, reason
);
241 sendto_one_notice(source_p
, ":*** Your IP address %s is listed in %s",
242 source_p
->sockhost
, blacklist
);
243 add_reject(source_p
, NULL
, NULL
);
244 exit_client(client_p
, source_p
, &me
, "Banned (DNS blacklist)");
250 char *proxy
= source_p
->preClient
->auth
.data
;
251 char *port
= strrchr(proxy
, ':');
255 /* This shouldn't happen, better tell the ops... */
256 ierror("authd sent us a malformed OPM string %s", proxy
);
257 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
258 "authd sent us a malformed OPM string %s", proxy
);
262 /* Terminate the proxy type */
265 if(IsExemptKline(source_p
) || IsConfExemptProxy(aconf
))
267 sendto_one_notice(source_p
,
268 ":*** Your IP address %s has been detected as an open proxy (type %s, port %s), but you are exempt",
269 source_p
->sockhost
, proxy
, port
);
272 sendto_realops_snomask(SNO_REJ
, L_NETWIDE
,
273 "Open proxy %s/%s: %s (%s@%s) [%s] [%s]",
276 source_p
->username
, source_p
->host
,
277 IsIPSpoof(source_p
) ? "255.255.255.255" : source_p
->sockhost
,
280 sendto_one(source_p
, form_str(ERR_YOUREBANNEDCREEP
),
281 me
.name
, source_p
->name
, reason
);
283 sendto_one_notice(source_p
,
284 ":*** Your IP address %s has been detected as an open proxy (type %s, port %s)",
285 source_p
->sockhost
, proxy
, port
);
286 add_reject(source_p
, NULL
, NULL
);
287 exit_client(client_p
, source_p
, &me
, "Banned (Open proxy)");
291 default: /* Unknown, but handle the case properly */
292 if(IsExemptKline(source_p
))
294 sendto_one_notice(source_p
,
295 ":*** You were rejected, but you are exempt (reason: %s)",
299 sendto_realops_snomask(SNO_REJ
, L_NETWIDE
,
300 "Rejected by authentication system (reason %s): %s (%s@%s) [%s] [%s]",
301 reason
, source_p
->name
, source_p
->username
, source_p
->host
,
302 IsIPSpoof(source_p
) ? "255.255.255.255" : source_p
->sockhost
,
305 sendto_one(source_p
, form_str(ERR_YOUREBANNEDCREEP
),
306 me
.name
, source_p
->name
, reason
);
308 sendto_one_notice(source_p
, ":*** Rejected by authentication system: %s",
310 add_reject(source_p
, NULL
, NULL
);
311 exit_client(client_p
, source_p
, &me
, "Banned (authentication system)");
317 ServerStats
.is_ref
++;
319 substitution_free(&varlist
);
325 ** register_local_user
326 ** This function is called when both NICK and USER messages
327 ** have been accepted for the client, in whatever order. Only
328 ** after this, is the USER message propagated.
330 ** NICK's must be propagated at once when received, although
331 ** it would be better to delay them too until full info is
332 ** available. Doing it is not so simple though, would have
333 ** to implement the following:
335 ** (actually it has been implemented already for a while) -orabidoo
337 ** 1) user telnets in and gives only "NICK foobar" and waits
338 ** 2) another user far away logs in normally with the nick
339 ** "foobar" (quite legal, as this server didn't propagate
341 ** 3) now this server gets nick "foobar" from outside, but
342 ** has alread the same defined locally. Current server
343 ** would just issue "KILL foobar" to clean out dups. But,
344 ** this is not fair. It should actually request another
345 ** nick from local user or kill him/her...
348 register_local_user(struct Client
*client_p
, struct Client
*source_p
)
350 struct ConfItem
*aconf
, *xconf
;
351 char tmpstr2
[BUFSIZE
];
352 char ipaddr
[HOSTIPLEN
];
353 char myusername
[USERLEN
+1];
356 s_assert(NULL
!= source_p
);
357 s_assert(MyConnect(source_p
));
362 if(IsAnyDead(source_p
))
365 if(ConfigFileEntry
.ping_cookie
)
367 if(!(source_p
->flags
& FLAGS_PINGSENT
) && source_p
->localClient
->random_ping
== 0)
369 source_p
->localClient
->random_ping
= (uint32_t)(((rand() * rand()) << 1) | 1);
370 sendto_one(source_p
, "PING :%08X",
371 (unsigned int) source_p
->localClient
->random_ping
);
372 source_p
->flags
|= FLAGS_PINGSENT
;
375 if(!(source_p
->flags
& FLAGS_PING_COOKIE
))
381 /* hasnt finished client cap negotiation */
382 if(source_p
->flags
& FLAGS_CLICAP
)
385 /* Waiting on authd */
386 if(source_p
->preClient
->auth
.cid
)
389 client_p
->localClient
->last
= rb_current_time();
391 /* XXX - fixme. we shouldnt have to build a users buffer twice.. */
392 if(!IsGotId(source_p
) && (strchr(source_p
->username
, '[') != NULL
))
397 p
= source_p
->username
;
399 while(*p
&& i
< USERLEN
)
402 myusername
[i
++] = *p
;
406 myusername
[i
] = '\0';
409 rb_strlcpy(myusername
, source_p
->username
, sizeof myusername
);
411 if((status
= check_client(client_p
, source_p
, myusername
)) < 0)
412 return (CLIENT_EXITED
);
414 /* Apply nick override */
415 if(*source_p
->preClient
->spoofnick
)
417 char note
[NAMELEN
+ 10];
419 del_from_client_hash(source_p
->name
, source_p
);
420 rb_strlcpy(source_p
->name
, source_p
->preClient
->spoofnick
, NICKLEN
+ 1);
421 add_to_client_hash(source_p
->name
, source_p
);
423 snprintf(note
, sizeof(note
), "Nick: %s", source_p
->name
);
424 rb_note(source_p
->localClient
->F
, note
);
427 if(!valid_hostname(source_p
->host
))
429 sendto_one_notice(source_p
, ":*** Notice -- You have an illegal character in your hostname");
431 rb_strlcpy(source_p
->host
, source_p
->sockhost
, sizeof(source_p
->host
));
434 aconf
= source_p
->localClient
->att_conf
;
438 exit_client(client_p
, source_p
, &me
, "*** Not Authorised");
439 return (CLIENT_EXITED
);
442 if(IsConfSSLNeeded(aconf
) && !IsSSL(source_p
))
444 ServerStats
.is_ref
++;
445 sendto_one_notice(source_p
, ":*** Notice -- You need to use SSL/TLS to use this server");
446 exit_client(client_p
, source_p
, &me
, "Use SSL/TLS");
447 return (CLIENT_EXITED
);
450 if(IsSCTP(source_p
) && !IsConfAllowSCTP(aconf
))
452 ServerStats
.is_ref
++;
453 sendto_one_notice(source_p
, ":*** Notice -- You are not allowed to use SCTP on this server");
454 exit_client(client_p
, source_p
, &me
, "SCTP not allowed");
455 return (CLIENT_EXITED
);
458 if(!IsGotId(source_p
))
463 if(IsNeedIdentd(aconf
))
465 ServerStats
.is_ref
++;
466 sendto_one_notice(source_p
, ":*** Notice -- You need to install identd to use this server");
467 exit_client(client_p
, source_p
, &me
, "Install identd");
468 return (CLIENT_EXITED
);
471 /* dont replace username if its supposed to be spoofed --fl */
472 if(!IsConfDoSpoofIp(aconf
) || !strchr(aconf
->info
.name
, '@'))
476 if(!IsNoTilde(aconf
))
477 source_p
->username
[i
++] = '~';
479 while (*p
&& i
< USERLEN
)
482 source_p
->username
[i
++] = *p
;
486 source_p
->username
[i
] = '\0';
490 if(IsNeedSasl(aconf
) && !*source_p
->user
->suser
)
492 ServerStats
.is_ref
++;
493 sendto_one_notice(source_p
, ":*** Notice -- You need to identify via SASL to use this server");
494 exit_client(client_p
, source_p
, &me
, "SASL access only");
495 return (CLIENT_EXITED
);
499 if(!EmptyString(aconf
->passwd
))
503 if(EmptyString(source_p
->localClient
->passwd
))
505 else if(IsConfEncrypted(aconf
))
506 encr
= rb_crypt(source_p
->localClient
->passwd
, aconf
->passwd
);
508 encr
= source_p
->localClient
->passwd
;
510 if(encr
== NULL
|| strcmp(encr
, aconf
->passwd
))
512 ServerStats
.is_ref
++;
513 sendto_one(source_p
, form_str(ERR_PASSWDMISMATCH
), me
.name
, source_p
->name
);
514 exit_client(client_p
, source_p
, &me
, "Bad Password");
515 return (CLIENT_EXITED
);
518 /* clear password only if used now, otherwise send it
519 * to services -- jilles */
520 if(source_p
->localClient
->passwd
)
522 memset(source_p
->localClient
->passwd
, 0, strlen(source_p
->localClient
->passwd
));
523 rb_free(source_p
->localClient
->passwd
);
524 source_p
->localClient
->passwd
= NULL
;
528 /* report and set flags (kline exempt etc.) as needed in source_p */
529 report_and_set_user_flags(source_p
, aconf
);
533 * We want to be able to have servers and F-line clients
534 * connect, so save room for "buffer" connections.
535 * Smaller servers may want to decrease this, and it should
536 * probably be just a percentage of the MAXCLIENTS...
539 /* Except "F:" clients */
540 if(rb_dlink_list_length(&lclient_list
) >=
541 (unsigned long)GlobalSetOptions
.maxclients
&& !IsConfExemptLimits(aconf
))
543 sendto_realops_snomask(SNO_FULL
, L_ALL
,
544 "Too many clients, rejecting %s[%s].", source_p
->name
, source_p
->host
);
546 ServerStats
.is_ref
++;
547 exit_client(client_p
, source_p
, &me
, "Sorry, server is full - try later");
548 return (CLIENT_EXITED
);
551 /* kline exemption extends to xline too */
552 if(!IsExemptKline(source_p
) &&
553 (xconf
= find_xline(source_p
->info
, 1)) != NULL
)
555 ServerStats
.is_ref
++;
556 add_reject(source_p
, xconf
->host
, NULL
);
557 exit_client(client_p
, source_p
, &me
, "Bad user info");
558 return CLIENT_EXITED
;
561 /* authd rejection check */
562 if(authd_check(client_p
, source_p
))
563 return CLIENT_EXITED
;
565 /* valid user name check */
567 if(!valid_username(source_p
->username
))
569 sendto_realops_snomask(SNO_REJ
, L_ALL
,
570 "Invalid username: %s (%s@%s)",
571 source_p
->name
, source_p
->username
, source_p
->host
);
572 ServerStats
.is_ref
++;
573 sendto_one_notice(source_p
, ":*** Your username is invalid. Please make sure that your username contains "
574 "only alphanumeric characters.");
575 sprintf(tmpstr2
, "Invalid username [%s]", source_p
->username
);
576 exit_client(client_p
, source_p
, &me
, tmpstr2
);
577 return (CLIENT_EXITED
);
580 /* end of valid user name check */
582 /* Store original hostname -- jilles */
583 rb_strlcpy(source_p
->orighost
, source_p
->host
, HOSTLEN
+ 1);
585 /* Spoof user@host */
586 if(*source_p
->preClient
->spoofuser
)
587 rb_strlcpy(source_p
->username
, source_p
->preClient
->spoofuser
, USERLEN
+ 1);
588 if(*source_p
->preClient
->spoofhost
)
590 rb_strlcpy(source_p
->host
, source_p
->preClient
->spoofhost
, HOSTLEN
+ 1);
591 if (irccmp(source_p
->host
, source_p
->orighost
))
592 SetDynSpoof(source_p
);
595 source_p
->umodes
|= ConfigFileEntry
.default_umodes
& ~ConfigFileEntry
.oper_only_umodes
& ~orphaned_umodes
;
597 call_hook(h_new_local_user
, source_p
);
599 /* If they have died in send_* or were thrown out by the
600 * new_local_user hook don't do anything. */
601 if(IsAnyDead(source_p
))
602 return CLIENT_EXITED
;
604 /* To avoid inconsistencies, do not abort the registration
605 * starting from this point -- jilles
607 rb_inet_ntop_sock((struct sockaddr
*)&source_p
->localClient
->ip
, ipaddr
, sizeof(ipaddr
));
609 sendto_realops_snomask(SNO_CCONN
, L_ALL
,
610 "Client connecting: %s (%s@%s) [%s] {%s} [%s]",
611 source_p
->name
, source_p
->username
, source_p
->orighost
,
612 show_ip(NULL
, source_p
) ? ipaddr
: "255.255.255.255",
613 get_client_class(source_p
), source_p
->info
);
615 sendto_realops_snomask(SNO_CCONNEXT
, L_ALL
,
616 "CLICONN %s %s %s %s %s %s 0 %s",
617 source_p
->name
, source_p
->username
, source_p
->orighost
,
618 show_ip(NULL
, source_p
) ? ipaddr
: "255.255.255.255",
619 get_client_class(source_p
),
620 /* mirc can sometimes send ips here */
621 show_ip(NULL
, source_p
) ? source_p
->localClient
->fullcaps
: "<hidden> <hidden>",
624 add_to_hostname_hash(source_p
->orighost
, source_p
);
626 /* Allocate a UID if it was not previously allocated.
627 * If this already occured, it was probably during SASL auth...
631 rb_strlcpy(source_p
->id
, generate_uid(), sizeof(source_p
->id
));
632 add_to_id_hash(source_p
->id
, source_p
);
636 source_p
->umodes
|= UMODE_SSLCLIENT
;
638 if (source_p
->umodes
& UMODE_INVISIBLE
)
641 s_assert(!IsClient(source_p
));
642 rb_dlinkMoveNode(&source_p
->localClient
->tnode
, &unknown_list
, &lclient_list
);
645 source_p
->servptr
= &me
;
646 rb_dlinkAdd(source_p
, &source_p
->lnode
, &source_p
->servptr
->serv
->users
);
648 /* Increment our total user count here */
649 if(++Count
.total
> Count
.max_tot
)
650 Count
.max_tot
= Count
.total
;
652 Count
.totalrestartcount
++;
654 s_assert(source_p
->localClient
!= NULL
);
656 if(rb_dlink_list_length(&lclient_list
) > (unsigned long)Count
.max_loc
)
658 Count
.max_loc
= rb_dlink_list_length(&lclient_list
);
659 if(!(Count
.max_loc
% 10))
660 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
661 "New Max Local Clients: %d", Count
.max_loc
);
664 /* they get a reduced limit */
665 if(find_tgchange(source_p
->sockhost
))
666 source_p
->localClient
->targets_free
= TGCHANGE_INITIAL_LOW
;
668 source_p
->localClient
->targets_free
= TGCHANGE_INITIAL
;
670 monitor_signon(source_p
);
671 user_welcome(source_p
);
673 free_pre_client(source_p
);
675 introduce_client(client_p
, source_p
, source_p
->user
, source_p
->name
, 1);
684 * side effects - This common function introduces a client to the rest
685 * of the net, either from a local client connect or
686 * from a remote connect.
689 introduce_client(struct Client
*client_p
, struct Client
*source_p
, struct User
*user
, const char *nick
, int use_euid
)
692 struct Client
*identifyservice_p
;
694 hook_data_umode_changed hdata
;
695 hook_data_client hdata2
;
697 if(MyClient(source_p
))
698 send_umode(source_p
, source_p
, 0, ubuf
);
700 send_umode(NULL
, source_p
, 0, ubuf
);
708 s_assert(has_id(source_p
));
711 sendto_server(client_p
, NULL
, CAP_EUID
| CAP_TS6
, NOCAPS
,
712 ":%s EUID %s %d %ld %s %s %s %s %s %s %s :%s",
713 source_p
->servptr
->id
, nick
,
714 source_p
->hopcount
+ 1,
715 (long) source_p
->tsinfo
, ubuf
,
716 source_p
->username
, source_p
->host
,
717 IsIPSpoof(source_p
) ? "0" : source_p
->sockhost
,
719 IsDynSpoof(source_p
) ? source_p
->orighost
: "*",
720 EmptyString(source_p
->user
->suser
) ? "*" : source_p
->user
->suser
,
723 sendto_server(client_p
, NULL
, CAP_TS6
, use_euid
? CAP_EUID
: NOCAPS
,
724 ":%s UID %s %d %ld %s %s %s %s %s :%s",
725 source_p
->servptr
->id
, nick
,
726 source_p
->hopcount
+ 1,
727 (long) source_p
->tsinfo
, ubuf
,
728 source_p
->username
, source_p
->host
,
729 IsIPSpoof(source_p
) ? "0" : source_p
->sockhost
,
730 source_p
->id
, source_p
->info
);
732 if(!EmptyString(source_p
->certfp
))
733 sendto_server(client_p
, NULL
, CAP_TS6
, NOCAPS
,
734 ":%s ENCAP * CERTFP :%s",
735 use_id(source_p
), source_p
->certfp
);
737 if (IsDynSpoof(source_p
))
739 sendto_server(client_p
, NULL
, CAP_TS6
, use_euid
? CAP_EUID
: NOCAPS
, ":%s ENCAP * REALHOST %s",
740 use_id(source_p
), source_p
->orighost
);
743 if (!EmptyString(source_p
->user
->suser
))
745 sendto_server(client_p
, NULL
, CAP_TS6
, use_euid
? CAP_EUID
: NOCAPS
, ":%s ENCAP * LOGIN %s",
746 use_id(source_p
), source_p
->user
->suser
);
749 if(MyConnect(source_p
) && source_p
->localClient
->passwd
)
751 if (!EmptyString(ConfigFileEntry
.identifyservice
) &&
752 !EmptyString(ConfigFileEntry
.identifycommand
))
754 /* use user@server */
755 p
= strchr(ConfigFileEntry
.identifyservice
, '@');
757 identifyservice_p
= find_named_client(p
+ 1);
759 identifyservice_p
= NULL
;
760 if (identifyservice_p
!= NULL
)
762 if (!EmptyString(source_p
->localClient
->auth_user
))
763 sendto_one(identifyservice_p
, ":%s PRIVMSG %s :%s %s %s",
764 get_id(source_p
, identifyservice_p
),
765 ConfigFileEntry
.identifyservice
,
766 ConfigFileEntry
.identifycommand
,
767 source_p
->localClient
->auth_user
,
768 source_p
->localClient
->passwd
);
770 sendto_one(identifyservice_p
, ":%s PRIVMSG %s :%s %s",
771 get_id(source_p
, identifyservice_p
),
772 ConfigFileEntry
.identifyservice
,
773 ConfigFileEntry
.identifycommand
,
774 source_p
->localClient
->passwd
);
777 memset(source_p
->localClient
->passwd
, 0, strlen(source_p
->localClient
->passwd
));
778 rb_free(source_p
->localClient
->passwd
);
779 source_p
->localClient
->passwd
= NULL
;
782 /* let modules providing usermodes know that we've got a new user,
783 * why is this here? -- well, some modules need to be able to send out new
784 * information about a client, so this was the best place to do it
787 hdata
.client
= source_p
;
789 hdata
.oldsnomask
= 0;
790 call_hook(h_umode_changed
, &hdata
);
792 /* On the other hand, some modules need to know when a client is
793 * being introduced, period.
796 hdata2
.client
= client_p
;
797 hdata2
.target
= source_p
;
798 call_hook(h_introduce_client
, &hdata2
);
802 * valid_hostname - check hostname for validity
804 * Inputs - pointer to user
805 * Output - true if valid, false if not
806 * Side effects - NONE
808 * NOTE: this doesn't allow a hostname to begin with a dot and
809 * will not allow more dots than chars.
812 valid_hostname(const char *hostname
)
814 const char *p
= hostname
, *last_slash
= 0;
822 if(!strcmp(hostname
, "localhost"))
825 if('.' == *p
|| ':' == *p
|| '/' == *p
)
832 if(*p
== '.' || *p
== ':')
845 if(last_slash
&& IsDigit(last_slash
[1]))
852 * valid_username - check username for validity
854 * Inputs - pointer to user
855 * Output - true if valid, false if not
856 * Side effects - NONE
858 * Absolutely always reject any '*' '!' '?' '@' in an user name
859 * reject any odd control characters names.
860 * Allow '.' in username to allow for "first.last"
864 valid_username(const char *username
)
867 const char *p
= username
;
877 /* reject usernames that don't start with an alphanum
878 * i.e. reject jokers who have '-@somehost' or '.@somehost'
879 * or "-hi-@somehost", "h-----@somehost" would still be accepted.
886 if((*p
== '.') && ConfigFileEntry
.dots_in_ident
)
889 if(dots
> ConfigFileEntry
.dots_in_ident
)
891 if(!IsUserChar(p
[1]))
894 else if(!IsUserChar(*p
))
900 /* report_and_set_user_flags
902 * Inputs - pointer to source_p
903 * - pointer to aconf for this user
906 * Report to user any special flags they are getting, and set them.
910 report_and_set_user_flags(struct Client
*source_p
, struct ConfItem
*aconf
)
912 /* If this user is being spoofed, tell them so */
913 if(IsConfDoSpoofIp(aconf
))
915 sendto_one_notice(source_p
, ":*** Spoofing your IP");
918 /* If this user is in the exception class, Set it "E lined" */
919 if(IsConfExemptKline(aconf
))
921 SetExemptKline(source_p
);
922 sendto_one_notice(source_p
, ":*** You are exempt from K/X lines");
925 if(IsConfExemptDNSBL(aconf
))
926 /* kline exempt implies this, don't send both */
927 if(!IsConfExemptKline(aconf
))
928 sendto_one_notice(source_p
, ":*** You are exempt from DNS blacklists");
930 /* If this user is exempt from user limits set it F lined" */
931 if(IsConfExemptLimits(aconf
))
933 sendto_one_notice(source_p
, ":*** You are exempt from user limits");
936 if(IsConfExemptFlood(aconf
))
938 SetExemptFlood(source_p
);
939 sendto_one_notice(source_p
, ":*** You are exempt from flood limits");
942 if(IsConfExemptSpambot(aconf
))
944 SetExemptSpambot(source_p
);
945 sendto_one_notice(source_p
, ":*** You are exempt from spambot checks");
948 if(IsConfExemptJupe(aconf
))
950 SetExemptJupe(source_p
);
951 sendto_one_notice(source_p
, ":*** You are exempt from juped channel warnings");
954 if(IsConfExemptResv(aconf
))
956 SetExemptResv(source_p
);
957 sendto_one_notice(source_p
, ":*** You are exempt from resvs");
960 if(IsConfExemptShide(aconf
))
962 SetExemptShide(source_p
);
963 sendto_one_notice(source_p
, ":*** You are exempt from serverhiding");
966 if(IsConfExtendChans(aconf
))
968 SetExtendChans(source_p
);
969 sendto_one_notice(source_p
, ":*** You are exempt from normal channel limits");
974 show_other_user_mode(struct Client
*source_p
, struct Client
*target_p
)
983 for (i
= 0; i
< 128; i
++) /* >= 127 is extended ascii */
984 if (target_p
->umodes
& user_modes
[i
])
988 if (MyConnect(target_p
) && target_p
->snomask
!= 0)
989 sendto_one_notice(source_p
, ":Modes for %s are %s %s",
991 construct_snobuf(target_p
->snomask
));
993 sendto_one_notice(source_p
, ":Modes for %s are %s",
994 target_p
->name
, buf
);
998 * user_mode - set get current users mode
1000 * m_umode() added 15/10/91 By Darren Reed.
1001 * parv[1] - username to change mode for
1002 * parv[2] - modes to change
1005 user_mode(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
1011 struct Client
*target_p
;
1013 bool badflag
= false; /* Only send one bad flag notice */
1014 bool showsnomask
= false;
1015 unsigned int setsnomask
;
1017 hook_data_umode_changed hdata
;
1023 sendto_one(source_p
, form_str(ERR_NEEDMOREPARAMS
), me
.name
, source_p
->name
, "MODE");
1027 if((target_p
= MyClient(source_p
) ? find_named_person(parv
[1]) : find_person(parv
[1])) == NULL
)
1029 if(MyConnect(source_p
))
1030 sendto_one_numeric(source_p
, ERR_NOSUCHCHANNEL
,
1031 form_str(ERR_NOSUCHCHANNEL
), parv
[1]);
1035 /* Dont know why these were commented out..
1036 * put them back using new sendto() funcs
1039 if(IsServer(source_p
))
1041 sendto_realops_snomask(SNO_GENERAL
, L_ADMIN
,
1042 "*** Mode for User %s from %s", parv
[1], source_p
->name
);
1046 if(source_p
!= target_p
)
1048 if (MyOper(source_p
) && parc
< 3)
1049 show_other_user_mode(source_p
, target_p
);
1051 sendto_one(source_p
, form_str(ERR_USERSDONTMATCH
), me
.name
, source_p
->name
);
1060 for (i
= 0; i
< 128; i
++) /* >= 127 is extended ascii */
1061 if (source_p
->umodes
& user_modes
[i
])
1065 sendto_one_numeric(source_p
, RPL_UMODEIS
, form_str(RPL_UMODEIS
), buf
);
1067 if (source_p
->snomask
!= 0)
1068 sendto_one_numeric(source_p
, RPL_SNOMASK
, form_str(RPL_SNOMASK
),
1069 construct_snobuf(source_p
->snomask
));
1074 /* find flags already set for user */
1075 setflags
= source_p
->umodes
;
1076 setsnomask
= source_p
->snomask
;
1079 * parse mode change string(s)
1081 for (pm
= parv
[2]; *pm
; pm
++)
1092 if(what
== MODE_ADD
)
1094 if(IsServer(client_p
) && !IsOper(source_p
))
1098 rb_dlinkAddAlloc(source_p
, &oper_list
);
1103 /* Only decrement the oper counts if an oper to begin with
1104 * found by Pat Szuta, Perly , perly@xnet.com
1107 if(!IsOper(source_p
))
1110 ClearOper(source_p
);
1114 if(MyConnect(source_p
))
1116 source_p
->umodes
&= ~ConfigFileEntry
.oper_only_umodes
;
1117 if (!(source_p
->umodes
& UMODE_SERVNOTICE
) && source_p
->snomask
!= 0)
1119 source_p
->snomask
= 0;
1122 source_p
->flags
&= ~OPER_FLAGS
;
1124 rb_free(source_p
->localClient
->opername
);
1125 source_p
->localClient
->opername
= NULL
;
1127 rb_dlinkFindDestroy(source_p
, &local_oper_list
);
1128 privilegeset_unref(source_p
->localClient
->privset
);
1129 source_p
->localClient
->privset
= NULL
;
1132 rb_dlinkFindDestroy(source_p
, &oper_list
);
1136 /* we may not get these,
1137 * but they shouldnt be in default
1140 /* can only be set on burst */
1150 if (MyConnect(source_p
))
1152 if(!IsOper(source_p
)
1153 && (ConfigFileEntry
.oper_only_umodes
& UMODE_SERVNOTICE
))
1155 if (what
== MODE_ADD
|| source_p
->umodes
& UMODE_SERVNOTICE
)
1160 if(what
== MODE_ADD
)
1163 source_p
->snomask
= parse_snobuf_to_mask(source_p
->snomask
, parv
[3]);
1165 source_p
->snomask
|= SNO_GENERAL
;
1168 source_p
->snomask
= 0;
1169 if (source_p
->snomask
!= 0)
1170 source_p
->umodes
|= UMODE_SERVNOTICE
;
1172 source_p
->umodes
&= ~UMODE_SERVNOTICE
;
1177 if (MyConnect(source_p
) && *pm
== 'Q' && !ConfigChannel
.use_forward
)
1183 if((flag
= user_modes
[(unsigned char) *pm
]))
1185 if(MyConnect(source_p
)
1186 && ((!IsOper(source_p
)
1187 && (ConfigFileEntry
.oper_only_umodes
& flag
))
1188 || (orphaned_umodes
& flag
)))
1190 if (what
== MODE_ADD
|| source_p
->umodes
& flag
)
1195 if(what
== MODE_ADD
)
1196 source_p
->umodes
|= flag
;
1198 source_p
->umodes
&= ~flag
;
1203 if(MyConnect(source_p
))
1210 sendto_one(source_p
, form_str(ERR_UMODEUNKNOWNFLAG
), me
.name
, source_p
->name
);
1212 if(MyClient(source_p
) && (source_p
->snomask
& SNO_NCHANGE
) && !IsOperN(source_p
))
1214 sendto_one_notice(source_p
, ":*** You need oper and nick_changes flag for +s +n");
1215 source_p
->snomask
&= ~SNO_NCHANGE
; /* only tcm's really need this */
1218 if(MyClient(source_p
) && (source_p
->umodes
& UMODE_OPERWALL
) && !IsOperOperwall(source_p
))
1220 sendto_one_notice(source_p
, ":*** You need oper and operwall flag for +z");
1221 source_p
->umodes
&= ~UMODE_OPERWALL
;
1224 if(MyConnect(source_p
) && (source_p
->umodes
& UMODE_ADMIN
) &&
1225 (!IsOperAdmin(source_p
) || IsOperHiddenAdmin(source_p
)))
1227 sendto_one_notice(source_p
, ":*** You need oper and admin flag for +a");
1228 source_p
->umodes
&= ~UMODE_ADMIN
;
1231 /* let modules providing usermodes know that we've changed our usermode --nenolod */
1232 hdata
.client
= source_p
;
1233 hdata
.oldumodes
= setflags
;
1234 hdata
.oldsnomask
= setsnomask
;
1235 call_hook(h_umode_changed
, &hdata
);
1237 if(!(setflags
& UMODE_INVISIBLE
) && IsInvisible(source_p
))
1239 if((setflags
& UMODE_INVISIBLE
) && !IsInvisible(source_p
))
1242 * compare new flags with old flags and send string which
1243 * will cause servers to update correctly.
1245 send_umode_out(client_p
, source_p
, setflags
);
1246 if (showsnomask
&& MyConnect(source_p
))
1247 sendto_one_numeric(source_p
, RPL_SNOMASK
, form_str(RPL_SNOMASK
),
1248 construct_snobuf(source_p
->snomask
));
1254 * send the MODE string for user (user) to connection client_p
1258 send_umode(struct Client
*client_p
, struct Client
*source_p
, int old
, char *umode_buf
)
1266 * build a string in umode_buf to represent the change in the user's
1267 * mode between the new (source_p->flag) and 'old'.
1272 for (i
= 0; i
< 128; i
++)
1274 flag
= user_modes
[i
];
1276 if((flag
& old
) && !(source_p
->umodes
& flag
))
1278 if(what
== MODE_DEL
)
1287 else if(!(flag
& old
) && (source_p
->umodes
& flag
))
1289 if(what
== MODE_ADD
)
1301 if(*umode_buf
&& client_p
)
1302 sendto_one(client_p
, ":%s MODE %s :%s", source_p
->name
, source_p
->name
, umode_buf
);
1313 send_umode_out(struct Client
*client_p
, struct Client
*source_p
, int old
)
1315 struct Client
*target_p
;
1319 send_umode(NULL
, source_p
, old
, buf
);
1321 RB_DLINK_FOREACH(ptr
, serv_list
.head
)
1323 target_p
= ptr
->data
;
1325 if((target_p
!= client_p
) && (target_p
!= source_p
) && (*buf
))
1327 sendto_one(target_p
, ":%s MODE %s :%s",
1328 get_id(source_p
, target_p
),
1329 get_id(source_p
, target_p
), buf
);
1333 if(client_p
&& MyClient(client_p
))
1334 send_umode(client_p
, source_p
, old
, buf
);
1340 * inputs - client pointer to client to welcome
1345 user_welcome(struct Client
*source_p
)
1347 sendto_one_numeric(source_p
, RPL_WELCOME
, form_str(RPL_WELCOME
), ServerInfo
.network_name
, source_p
->name
);
1348 sendto_one_numeric(source_p
, RPL_YOURHOST
, form_str(RPL_YOURHOST
),
1349 get_listener_name(source_p
->localClient
->listener
), ircd_version
);
1350 sendto_one_numeric(source_p
, RPL_CREATED
, form_str(RPL_CREATED
), creation
);
1351 sendto_one_numeric(source_p
, RPL_MYINFO
, form_str(RPL_MYINFO
), me
.name
, ircd_version
, umodebuf
, cflagsmyinfo
);
1353 show_isupport(source_p
);
1355 show_lusers(source_p
);
1357 if(ConfigFileEntry
.short_motd
)
1359 sendto_one_notice(source_p
, ":*** Notice -- motd was last changed at %s", user_motd_changed
);
1360 sendto_one_notice(source_p
, ":*** Notice -- Please read the motd if you haven't read it");
1362 sendto_one(source_p
, form_str(RPL_MOTDSTART
),
1363 me
.name
, source_p
->name
, me
.name
);
1365 sendto_one(source_p
, form_str(RPL_MOTD
),
1366 me
.name
, source_p
->name
, "*** This is the short motd ***");
1368 sendto_one(source_p
, form_str(RPL_ENDOFMOTD
), me
.name
, source_p
->name
);
1371 send_user_motd(source_p
);
1376 * inputs - pointer to given client to oper
1377 * - pointer to ConfItem to use
1379 * side effects - opers up source_p using aconf for reference
1382 oper_up(struct Client
*source_p
, struct oper_conf
*oper_p
)
1384 unsigned int old
= source_p
->umodes
, oldsnomask
= source_p
->snomask
;
1385 hook_data_umode_changed hdata
;
1390 source_p
->umodes
|= oper_p
->umodes
;
1391 else if(ConfigFileEntry
.oper_umodes
)
1392 source_p
->umodes
|= ConfigFileEntry
.oper_umodes
;
1394 source_p
->umodes
|= DEFAULT_OPER_UMODES
;
1396 if (oper_p
->snomask
)
1398 source_p
->snomask
|= oper_p
->snomask
;
1399 source_p
->umodes
|= UMODE_SERVNOTICE
;
1401 else if (source_p
->umodes
& UMODE_SERVNOTICE
)
1403 /* Only apply these if +s is already set -- jilles */
1404 if (ConfigFileEntry
.oper_snomask
)
1405 source_p
->snomask
|= ConfigFileEntry
.oper_snomask
;
1407 source_p
->snomask
|= DEFAULT_OPER_SNOMASK
;
1412 SetExtendChans(source_p
);
1413 SetExemptKline(source_p
);
1415 source_p
->flags
|= oper_p
->flags
;
1416 source_p
->localClient
->opername
= rb_strdup(oper_p
->name
);
1417 source_p
->localClient
->privset
= privilegeset_ref(oper_p
->privset
);
1419 rb_dlinkAddAlloc(source_p
, &local_oper_list
);
1420 rb_dlinkAddAlloc(source_p
, &oper_list
);
1422 if(IsOperAdmin(source_p
) && !IsOperHiddenAdmin(source_p
))
1423 source_p
->umodes
|= UMODE_ADMIN
;
1424 if(!IsOperN(source_p
))
1425 source_p
->snomask
&= ~SNO_NCHANGE
;
1426 if(!IsOperOperwall(source_p
))
1427 source_p
->umodes
&= ~UMODE_OPERWALL
;
1428 hdata
.client
= source_p
;
1429 hdata
.oldumodes
= old
;
1430 hdata
.oldsnomask
= oldsnomask
;
1431 call_hook(h_umode_changed
, &hdata
);
1433 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1434 "%s (%s!%s@%s) is now an operator", oper_p
->name
, source_p
->name
,
1435 source_p
->username
, source_p
->host
);
1436 if(!(old
& UMODE_INVISIBLE
) && IsInvisible(source_p
))
1438 if((old
& UMODE_INVISIBLE
) && !IsInvisible(source_p
))
1440 send_umode_out(source_p
, source_p
, old
);
1441 sendto_one_numeric(source_p
, RPL_SNOMASK
, form_str(RPL_SNOMASK
),
1442 construct_snobuf(source_p
->snomask
));
1443 sendto_one(source_p
, form_str(RPL_YOUREOPER
), me
.name
, source_p
->name
);
1444 sendto_one_notice(source_p
, ":*** Oper privilege set is %s", oper_p
->privset
->name
);
1445 sendto_one_notice(source_p
, ":*** Oper privs are %s", oper_p
->privset
->privs
);
1446 send_oper_motd(source_p
);
1453 * outputs - an available umode bitmask or
1454 * 0 if no umodes are available
1455 * side effects - NONE
1458 find_umode_slot(void)
1460 unsigned int all_umodes
= 0, my_umode
= 0, i
;
1462 for (i
= 0; i
< 128; i
++)
1463 all_umodes
|= user_modes
[i
];
1465 for (my_umode
= 1; my_umode
&& (all_umodes
& my_umode
);
1472 construct_umodebuf(void)
1475 char *ptr
= umodebuf
;
1476 static int prev_user_modes
[128];
1480 for (i
= 0; i
< 128; i
++)
1482 if (prev_user_modes
[i
] != 0 && prev_user_modes
[i
] != user_modes
[i
])
1484 if (user_modes
[i
] == 0)
1486 orphaned_umodes
|= prev_user_modes
[i
];
1487 sendto_realops_snomask(SNO_DEBUG
, L_ALL
, "Umode +%c is now orphaned", i
);
1491 orphaned_umodes
&= ~prev_user_modes
[i
];
1492 sendto_realops_snomask(SNO_DEBUG
, L_ALL
, "Orphaned umode +%c is picked up by module", i
);
1494 user_modes
[i
] = prev_user_modes
[i
];
1497 prev_user_modes
[i
] = user_modes
[i
];
1506 change_nick_user_host(struct Client
*target_p
, const char *nick
, const char *user
,
1507 const char *host
, int newts
, const char *format
, ...)
1510 struct Channel
*chptr
;
1511 struct membership
*mscptr
;
1512 int changed
= irccmp(target_p
->name
, nick
);
1513 int changed_case
= strcmp(target_p
->name
, nick
);
1514 int do_qjm
= irccmp(target_p
->username
, user
) || irccmp(target_p
->host
, host
);
1515 char mode
[10], modeval
[NICKLEN
* 2 + 2], reason
[256], *mptr
;
1522 target_p
->tsinfo
= newts
;
1523 monitor_signoff(target_p
);
1525 invalidate_bancache_user(target_p
);
1529 va_start(ap
, format
);
1530 vsnprintf(reason
, 255, format
, ap
);
1533 sendto_common_channels_local_butone(target_p
, NOCAPS
, CLICAP_CHGHOST
, ":%s!%s@%s QUIT :%s",
1534 target_p
->name
, target_p
->username
, target_p
->host
,
1537 RB_DLINK_FOREACH(ptr
, target_p
->user
->channel
.head
)
1540 chptr
= mscptr
->chptr
;
1543 if(is_chanop(mscptr
))
1546 strcat(modeval
, nick
);
1547 strcat(modeval
, " ");
1550 if(is_voiced(mscptr
))
1553 strcat(modeval
, nick
);
1558 sendto_channel_local_with_capability_butone(target_p
, ALL_MEMBERS
, NOCAPS
, CLICAP_EXTENDED_JOIN
| CLICAP_CHGHOST
, chptr
,
1559 ":%s!%s@%s JOIN %s", nick
, user
, host
, chptr
->chname
);
1560 sendto_channel_local_with_capability_butone(target_p
, ALL_MEMBERS
, CLICAP_EXTENDED_JOIN
, CLICAP_CHGHOST
, chptr
,
1561 ":%s!%s@%s JOIN %s %s :%s", nick
, user
, host
, chptr
->chname
,
1562 EmptyString(target_p
->user
->suser
) ? "*" : target_p
->user
->suser
,
1566 sendto_channel_local_with_capability_butone(target_p
, ALL_MEMBERS
, NOCAPS
, CLICAP_CHGHOST
, chptr
,
1567 ":%s MODE %s +%s %s", target_p
->servptr
->name
, chptr
->chname
, mode
, modeval
);
1572 /* Resend away message to away-notify enabled clients. */
1573 if (target_p
->user
->away
)
1574 sendto_common_channels_local_butone(target_p
, CLICAP_AWAY_NOTIFY
, CLICAP_CHGHOST
, ":%s!%s@%s AWAY :%s",
1576 target_p
->user
->away
);
1578 sendto_common_channels_local_butone(target_p
, CLICAP_CHGHOST
, NOCAPS
,
1579 ":%s!%s@%s CHGHOST %s %s",
1580 target_p
->name
, target_p
->username
, target_p
->host
, user
, host
);
1582 if(MyClient(target_p
) && changed_case
)
1583 sendto_one(target_p
, ":%s!%s@%s NICK %s",
1584 target_p
->name
, user
, host
, nick
);
1586 /* TODO: send some snotes to SNO_NCHANGE/SNO_CCONN/SNO_CCONNEXT? */
1588 else if(changed_case
)
1590 sendto_common_channels_local(target_p
, NOCAPS
, NOCAPS
, ":%s!%s@%s NICK :%s",
1591 target_p
->name
, user
, host
, nick
);
1593 if(MyConnect(target_p
))
1594 sendto_realops_snomask(SNO_NCHANGE
, L_ALL
,
1595 "Nick change: From %s to %s [%s@%s]",
1596 target_p
->name
, nick
,
1597 target_p
->username
, target_p
->host
);
1600 if (user
!= target_p
->username
)
1601 rb_strlcpy(target_p
->username
, user
, sizeof target_p
->username
);
1603 rb_strlcpy(target_p
->host
, host
, sizeof target_p
->host
);
1606 whowas_add_history(target_p
, 1);
1608 del_from_client_hash(target_p
->name
, target_p
);
1609 rb_strlcpy(target_p
->name
, nick
, NICKLEN
);
1610 add_to_client_hash(target_p
->name
, target_p
);
1614 monitor_signon(target_p
);
1615 del_all_accepts(target_p
);