2 * ngIRCd -- The Next Generation IRC Daemon
3 * Copyright (c)2001-2013 Alexander Barton (alex@barton.de) and Contributors.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 * Please read the file COPYING, README and AUTHORS for more information.
26 #include "conn-func.h"
36 #include "irc-macros.h"
37 #include "irc-write.h"
40 #include "irc-login.h"
42 static void Change_Nick PARAMS((CLIENT * Origin, CLIENT * Target, char *NewNick,
46 * Handler for the IRC "PASS" command.
48 * @param Client The client from which this command has been received.
49 * @param Req Request structure with prefix and all parameters.
50 * @return CONNECTED or DISCONNECTED.
53 IRC_PASS( CLIENT *Client, REQUEST *Req )
55 char *type, *orig_flags;
56 int protohigh, protolow;
58 assert( Client != NULL );
59 assert( Req != NULL );
61 /* Return an error if this is not a local client */
62 if (Client_Conn(Client) <= NONE)
63 return IRC_WriteErrClient(Client, ERR_UNKNOWNCOMMAND_MSG,
64 Client_ID(Client), Req->command);
66 if (Client_Type(Client) == CLIENT_UNKNOWN && Req->argc == 1) {
67 /* Not yet registered "unknown" connection, PASS with one
68 * argument: either a regular client, service, or server
69 * using the old RFC 1459 section 4.1.1 syntax. */
70 LogDebug("Connection %d: got PASS command (RFC 1459) ...",
72 } else if ((Client_Type(Client) == CLIENT_UNKNOWN ||
73 Client_Type(Client) == CLIENT_UNKNOWNSERVER) &&
74 (Req->argc == 3 || Req->argc == 4)) {
75 /* Not yet registered "unknown" connection or outgoing server
76 * link, PASS with three or four argument: server using the
77 * RFC 2813 section 4.1.1 syntax. */
78 LogDebug("Connection %d: got PASS command (RFC 2813, new server link) ...",
80 } else if (Client_Type(Client) == CLIENT_UNKNOWN ||
81 Client_Type(Client) == CLIENT_UNKNOWNSERVER) {
82 /* Unregistered connection, but wrong number of arguments: */
83 return IRC_WriteErrClient(Client, ERR_NEEDMOREPARAMS_MSG,
84 Client_ID(Client), Req->command);
86 /* Registered connection, PASS command is not allowed! */
87 return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
91 Conn_SetPassword(Client_Conn(Client), Req->argv[0]);
93 /* Protocol version */
94 if (Req->argc >= 2 && strlen(Req->argv[1]) >= 4) {
100 Req->argv[1][4] = '\0';
101 protolow = atoi(&Req->argv[1][2]);
102 Req->argv[1][2] = '\0';
103 protohigh = atoi(Req->argv[1]);
105 Req->argv[1][2] = c2;
106 Req->argv[1][4] = c4;
108 Client_SetType(Client, CLIENT_GOTPASS_2813);
110 protohigh = protolow = 0;
111 Client_SetType(Client, CLIENT_GOTPASS);
114 /* Protocol type, see doc/Protocol.txt */
115 if (Req->argc >= 2 && strlen(Req->argv[1]) > 4)
116 type = &Req->argv[1][4];
120 /* Protocol flags/options */
122 orig_flags = Req->argv[3];
126 /* Implementation, version and IRC+ flags */
127 if (Req->argc >= 3) {
128 char *impl, *ptr, *serverver, *flags;
131 ptr = strchr(impl, '|');
135 if (type && strcmp(type, PROTOIRCPLUS) == 0) {
136 /* The peer seems to be a server which supports the
137 * IRC+ protocol (see doc/Protocol.txt). */
138 serverver = ptr ? ptr + 1 : "?";
139 flags = strchr(ptr ? serverver : impl, ':');
146 "Peer on connection %d announces itself as %s-%s using protocol %d.%d/IRC+ (flags: \"%s\").",
147 Client_Conn(Client), impl, serverver,
148 protohigh, protolow, flags);
150 /* The peer seems to be a server supporting the
151 * "original" IRC protocol (RFC 2813). */
152 if (strchr(orig_flags, 'Z'))
157 "Peer on connection %d announces itself as \"%s\" using protocol %d.%d (flags: \"%s\").",
158 Client_Conn(Client), impl,
159 protohigh, protolow, flags);
161 Client_SetFlags(Client, flags);
168 * Handler for the IRC "NICK" command.
170 * @param Client The client from which this command has been received.
171 * @param Req Request structure with prefix and all parameters.
172 * @return CONNECTED or DISCONNECTED.
175 IRC_NICK( CLIENT *Client, REQUEST *Req )
177 CLIENT *intr_c, *target, *c;
178 char *nick, *user, *hostname, *modes, *info;
181 assert( Client != NULL );
182 assert( Req != NULL );
184 /* Some IRC clients, for example BitchX, send the NICK and USER
185 * commands in the wrong order ... */
186 if(Client_Type(Client) == CLIENT_UNKNOWN
187 || Client_Type(Client) == CLIENT_GOTPASS
188 || Client_Type(Client) == CLIENT_GOTNICK
190 || Client_Type(Client) == CLIENT_GOTUSER
192 || Client_Type(Client) == CLIENT_USER
193 || Client_Type(Client) == CLIENT_SERVICE
194 || (Client_Type(Client) == CLIENT_SERVER && Req->argc == 1))
196 /* User registration or change of nickname */
197 _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 1)
199 /* Search "target" client */
200 if (Client_Type(Client) == CLIENT_SERVER) {
201 target = Client_Search(Req->prefix);
203 return IRC_WriteErrClient(Client,
208 /* Is this a restricted client? */
209 if (Client_HasMode(Client, 'r'))
210 return IRC_WriteErrClient(Client,
217 /* If the clients tries to change to its own nickname we won't
218 * do anything. This is how the original ircd behaves and some
219 * clients (for example Snak) expect it to be like this.
220 * But I doubt that this is "really the right thing" ... */
221 if (strcmp(Client_ID(target), Req->argv[0]) == 0)
225 /* Check that the new nickname is available. Special case:
226 * the client only changes from/to upper to lower case. */
227 if (strcasecmp(Client_ID(target), Req->argv[0]) != 0) {
228 if (!Client_CheckNick(target, Req->argv[0]))
232 if (Client_Type(target) != CLIENT_USER &&
233 Client_Type(target) != CLIENT_SERVICE &&
234 Client_Type(target) != CLIENT_SERVER) {
236 LogDebug("Connection %d: got valid NICK command ...",
237 Client_Conn( Client ));
239 /* Register new nickname of this client */
240 Client_SetID( target, Req->argv[0] );
244 #ifdef HAVE_ARC4RANDOM
245 Conn_SetAuthPing(Client_Conn(Client), arc4random());
247 Conn_SetAuthPing(Client_Conn(Client), rand());
249 IRC_WriteStrClient(Client, "PING :%ld",
250 Conn_GetAuthPing(Client_Conn(Client)));
251 LogDebug("Connection %d: sent AUTH PING %ld ...",
253 Conn_GetAuthPing(Client_Conn(Client)));
257 /* If we received a valid USER command already then
258 * register the new client! */
259 if( Client_Type( Client ) == CLIENT_GOTUSER )
260 return Login_User( Client );
262 Client_SetType( Client, CLIENT_GOTNICK );
264 /* Nickname change */
265 Change_Nick(Client, target, Req->argv[0],
266 Client_Type(Client) == CLIENT_USER ? true : false);
267 IRC_SetPenalty(target, 2);
271 } else if(Client_Type(Client) == CLIENT_SERVER ||
272 Client_Type(Client) == CLIENT_SERVICE) {
273 /* Server or service introduces new client */
275 /* Bad number of parameters? */
276 if (Req->argc != 2 && Req->argc != 7)
277 return IRC_WriteErrClient(Client, ERR_NEEDMOREPARAMS_MSG,
278 Client_ID(Client), Req->command);
280 if (Req->argc >= 7) {
281 /* RFC 2813 compatible syntax */
283 hops = atoi(Req->argv[1]);
285 hostname = Req->argv[3];
286 token = atoi(Req->argv[4]);
287 modes = Req->argv[5] + 1;
290 /* RFC 1459 compatible syntax */
294 hostname = Client_ID(Client);
295 token = atoi(Req->argv[1]);
300 c = Client_Search(nick);
303 * the new nick is already present on this server:
304 * the new and the old one have to be disconnected now.
307 "Server %s introduces already registered nick \"%s\"!",
308 Client_ID(Client), Req->argv[0]);
309 return IRC_KillClient(Client, NULL, Req->argv[0],
313 /* Find the Server this client is connected to */
314 intr_c = Client_GetFromToken(Client, token);
317 "Server %s introduces nick \"%s\" on unknown server!?",
318 Client_ID(Client), Req->argv[0]);
319 return IRC_KillClient(Client, NULL, Req->argv[0],
323 c = Client_NewRemoteUser(intr_c, nick, hops, user, hostname,
324 token, modes, info, true);
326 /* Out of memory, we need to disconnect client to keep
327 * network state consistent! */
329 "Can't create client structure! (on connection %d)",
330 Client_Conn(Client));
331 return IRC_KillClient(Client, NULL, Req->argv[0],
335 /* RFC 2813: client is now fully registered, inform all the
336 * other servers about the new user.
337 * RFC 1459: announce the new client only after receiving the
338 * USER command, first we need more information! */
340 LogDebug("Client \"%s\" is being registered (RFC 1459) ...",
342 Client_SetType(c, CLIENT_GOTNICK);
344 Client_Introduce(Client, c, CLIENT_USER);
349 return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
354 * Handler for the IRC "SVSNICK" command.
356 * @param Client The client from which this command has been received.
357 * @param Req Request structure with prefix and all parameters.
358 * @return CONNECTED or DISCONNECTED.
361 IRC_SVSNICK(CLIENT *Client, REQUEST *Req)
363 CLIENT *from, *target;
365 assert(Client != NULL);
368 /* Search the originator */
369 from = Client_Search(Req->prefix);
373 /* Search the target */
374 target = Client_Search(Req->argv[0]);
375 if (!target || Client_Type(target) != CLIENT_USER)
376 return IRC_WriteErrClient(Client, ERR_NOSUCHNICK_MSG,
377 Client_ID(Client), Req->argv[0]);
379 if (Client_Conn(target) <= NONE) {
380 /* We have to forward the message to the server handling
381 * this user; this is required to make sure all servers
382 * in the network do follow the nick name change! */
383 return IRC_WriteStrClientPrefix(Client_NextHop(target), from,
385 Req->argv[0], Req->argv[1]);
388 /* Make sure that the new nickname is valid */
389 if (!Client_CheckNick(from, Req->argv[1]))
392 Change_Nick(from, target, Req->argv[1], true);
397 * Handler for the IRC "USER" command.
399 * @param Client The client from which this command has been received.
400 * @param Req Request structure with prefix and all parameters.
401 * @return CONNECTED or DISCONNECTED.
404 IRC_USER(CLIENT * Client, REQUEST * Req)
409 assert(Client != NULL);
412 if (Client_Type(Client) == CLIENT_GOTNICK ||
414 Client_Type(Client) == CLIENT_UNKNOWN ||
416 Client_Type(Client) == CLIENT_GOTPASS)
419 _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 4)
421 /* User name: only alphanumeric characters and limited
422 punctuation is allowed.*/
425 if (!isalnum((int)*ptr) &&
426 *ptr != '+' && *ptr != '-' && *ptr != '@' &&
427 *ptr != '.' && *ptr != '_') {
428 Conn_Close(Client_Conn(Client), NULL,
429 "Invalid user name", true);
435 /* Save the received username for authentication, and use
436 * it up to the first '@' as default user name (like ircd2.11,
437 * bahamut, ircd-seven, ...), prefixed with '~', if needed: */
438 Client_SetOrigUser(Client, Req->argv[0]);
439 ptr = strchr(Req->argv[0], '@');
443 ptr = Client_User(Client);
444 if (!ptr || !*ptr || *ptr == '~')
445 Client_SetUser(Client, Req->argv[0], false);
447 Client_SetUser(Client, Req->argv[0], false);
450 /* "Real name" or user info text: Don't set it to the empty
451 * string, the original ircd can't deal with such "real names"
452 * (e. g. "USER user * * :") ... */
454 Client_SetInfo(Client, Req->argv[3]);
456 Client_SetInfo(Client, "-");
458 LogDebug("Connection %d: got valid USER command ...",
459 Client_Conn(Client));
460 if (Client_Type(Client) == CLIENT_GOTNICK)
461 return Login_User(Client);
463 Client_SetType(Client, CLIENT_GOTUSER);
466 } else if (Client_Type(Client) == CLIENT_SERVER ||
467 Client_Type(Client) == CLIENT_SERVICE) {
468 /* Server/service updating an user */
469 _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 4)
471 c = Client_Search(Req->prefix);
473 return IRC_WriteErrClient(Client, ERR_NOSUCHNICK_MSG,
477 Client_SetUser(c, Req->argv[0], true);
478 Client_SetOrigUser(c, Req->argv[0]);
479 Client_SetHostname(c, Req->argv[1]);
480 Client_SetInfo(c, Req->argv[3]);
482 LogDebug("Connection %d: got valid USER command for \"%s\".",
483 Client_Conn(Client), Client_Mask(c));
485 /* RFC 1459 style user registration?
486 * Introduce client to network: */
487 if (Client_Type(c) == CLIENT_GOTNICK)
488 Client_Introduce(Client, c, CLIENT_USER);
491 } else if (Client_Type(Client) == CLIENT_USER) {
492 /* Already registered connection */
493 return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
496 /* Unexpected/invalid connection state? */
497 return IRC_WriteErrClient(Client, ERR_NOTREGISTERED_MSG,
503 * Handler for the IRC "SERVICE" command.
505 * At the moment ngIRCd doesn't support directly linked services, so this
506 * function returns ERR_ERRONEUSNICKNAME when the SERVICE command has not been
507 * received from a peer server.
509 * @param Client The client from which this command has been received.
510 * @param Req Request structure with prefix and all parameters.
511 * @return CONNECTED or DISCONNECTED.
514 IRC_SERVICE(CLIENT *Client, REQUEST *Req)
517 char *nick, *user, *host, *info, *modes, *ptr;
520 assert(Client != NULL);
523 if (Client_Type(Client) != CLIENT_GOTPASS &&
524 Client_Type(Client) != CLIENT_SERVER)
525 return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
528 if (Client_Type(Client) != CLIENT_SERVER)
529 return IRC_WriteErrClient(Client, ERR_ERRONEUSNICKNAME_MSG,
530 Client_ID(Client), Req->argv[0]);
533 user = NULL; host = NULL;
534 token = atoi(Req->argv[1]);
535 hops = atoi(Req->argv[4]);
538 /* Validate service name ("nickname") */
539 c = Client_Search(nick);
541 /* Nickname collision: disconnect (KILL) both clients! */
543 "Server %s introduces already registered service \"%s\"!",
544 Client_ID(Client), nick);
545 return IRC_KillClient(Client, NULL, nick, "Nick collision");
548 /* Get the server to which the service is connected */
549 intr_c = Client_GetFromToken(Client, token);
552 "Server %s introduces service \"%s\" on unknown server!?",
553 Client_ID(Client), nick);
554 return IRC_KillClient(Client, NULL, nick, "Unknown server");
557 /* Get user and host name */
558 ptr = strchr(nick, '@');
564 host = Client_Hostname(intr_c);
565 ptr = strchr(nick, '!');
573 /* According to RFC 2812/2813 parameter 4 <type> "is currently reserved
574 * for future usage"; but we use it to transfer the modes and check
575 * that the first character is a '+' sign and ignore it otherwise. */
576 modes = (Req->argv[3][0] == '+') ? ++Req->argv[3] : "";
578 c = Client_NewRemoteUser(intr_c, nick, hops, user, host,
579 token, modes, info, true);
581 /* Couldn't create client structure, so KILL the service to
582 * keep network status consistent ... */
584 "Can't create client structure! (on connection %d)",
585 Client_Conn(Client));
586 return IRC_KillClient(Client, NULL, nick, "Server error");
589 Client_Introduce(Client, c, CLIENT_SERVICE);
594 * Handler for the IRC "WEBIRC" command.
596 * @param Client The client from which this command has been received.
597 * @param Req Request structure with prefix and all parameters.
598 * @return CONNECTED or DISCONNECTED.
601 IRC_WEBIRC(CLIENT *Client, REQUEST *Req)
603 if (!Conf_WebircPwd[0] || strcmp(Req->argv[0], Conf_WebircPwd) != 0)
604 return IRC_WriteErrClient(Client, ERR_PASSWDMISMATCH_MSG,
607 LogDebug("Connection %d: got valid WEBIRC command: user=%s, host=%s, ip=%s",
608 Client_Conn(Client), Req->argv[1], Req->argv[2], Req->argv[3]);
610 Client_SetUser(Client, Req->argv[1], true);
611 Client_SetOrigUser(Client, Req->argv[1]);
613 Client_SetHostname(Client, Req->argv[2]);
615 Client_SetHostname(Client, Req->argv[3]);
616 Client_SetIPAText(Client, Req->argv[3]);
622 * Handler for the IRC "QUIT" command.
624 * @param Client The client from which this command has been received.
625 * @param Req Request structure with prefix and all parameters.
626 * @return CONNECTED or DISCONNECTED.
629 IRC_QUIT( CLIENT *Client, REQUEST *Req )
632 char quitmsg[COMMAND_LEN];
634 assert(Client != NULL);
638 strlcpy(quitmsg, Req->argv[0], sizeof quitmsg);
640 if (Client_Type(Client) == CLIENT_SERVER) {
642 target = Client_Search(Req->prefix);
645 "Got QUIT from %s for unknown client!?",
650 if (target != Client) {
651 Client_Destroy(target, "Got QUIT command",
652 Req->argc == 1 ? quitmsg : NULL, true);
655 Conn_Close(Client_Conn(Client), "Got QUIT command",
656 Req->argc == 1 ? quitmsg : NULL, true);
660 if (Req->argc == 1 && quitmsg[0] != '\"') {
661 /* " " to avoid confusion */
662 strlcpy(quitmsg, "\"", sizeof quitmsg);
663 strlcat(quitmsg, Req->argv[0], sizeof quitmsg-1);
664 strlcat(quitmsg, "\"", sizeof quitmsg );
667 /* User, Service, or not yet registered */
668 Conn_Close(Client_Conn(Client), "Got QUIT command",
669 Req->argc == 1 ? quitmsg : NULL, true);
678 * Handler for HTTP command, e.g. GET and POST
680 * We handle these commands here to avoid the quite long timeout when
681 * some user tries to access this IRC daemon using an web browser ...
683 * @param Client The client from which this command has been received.
684 * @param Req Request structure with prefix and all parameters.
685 * @return CONNECTED or DISCONNECTED.
688 IRC_QUIT_HTTP( CLIENT *Client, REQUEST *Req )
691 Req->argv[0] = "Oops, HTTP request received? This is IRC!";
692 return IRC_QUIT(Client, Req);
693 } /* IRC_QUIT_HTTP */
698 * Handler for the IRC "PING" command.
700 * @param Client The client from which this command has been received.
701 * @param Req Request structure with prefix and all parameters.
702 * @return CONNECTED or DISCONNECTED.
705 IRC_PING(CLIENT *Client, REQUEST *Req)
707 CLIENT *target, *from;
709 assert(Client != NULL);
713 return IRC_WriteErrClient(Client, ERR_NOORIGIN_MSG,
716 /* Don't ignore additional arguments when in "strict" mode */
717 _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
721 /* A target has been specified ... */
722 target = Client_Search(Req->argv[1]);
724 if (!target || Client_Type(target) != CLIENT_SERVER)
725 return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
726 Client_ID(Client), Req->argv[1]);
728 if (target != Client_ThisServer()) {
729 /* Ok, we have to forward the PING */
730 if (Client_Type(Client) == CLIENT_SERVER)
731 from = Client_Search(Req->prefix);
735 return IRC_WriteErrClient(Client,
736 ERR_NOSUCHSERVER_MSG,
737 Client_ID(Client), Req->prefix);
739 return IRC_WriteStrClientPrefix(target, from,
740 "PING %s :%s", Req->argv[0],
745 if (Client_Type(Client) == CLIENT_SERVER) {
747 from = Client_Search(Req->prefix);
751 from = Client_ThisServer();
753 return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
754 Client_ID(Client), Req->prefix);
756 Log(LOG_DEBUG, "Connection %d: got PING, sending PONG ...",
757 Client_Conn(Client));
760 return IRC_WriteStrClient(Client, "PONG %s :%s",
761 Client_ID(from), Client_ID(Client));
763 /* Some clients depend on the argument being returned in the PONG
764 * reply (not mentioned in any RFC, though) */
765 return IRC_WriteStrClient(Client, "PONG %s :%s",
766 Client_ID(from), Req->argv[0]);
771 * Handler for the IRC "PONG" command.
773 * @param Client The client from which this command has been received.
774 * @param Req Request structure with prefix and all parameters.
775 * @return CONNECTED or DISCONNECTED.
778 IRC_PONG(CLIENT *Client, REQUEST *Req)
780 CLIENT *target, *from;
787 assert(Client != NULL);
790 /* Wrong number of arguments? */
792 if (Client_Type(Client) == CLIENT_USER)
793 return IRC_WriteErrClient(Client, ERR_NOORIGIN_MSG,
798 if (Client_Type(Client) == CLIENT_USER) {
799 _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
803 if (Req->argc == 2 && Client_Type(Client) == CLIENT_SERVER) {
804 target = Client_Search(Req->argv[0]);
806 return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
807 Client_ID(Client), Req->argv[0]);
809 from = Client_Search(Req->prefix);
811 if (target != Client_ThisServer() && target != from) {
812 /* Ok, we have to forward the message. */
814 return IRC_WriteErrClient(Client,
815 ERR_NOSUCHSERVER_MSG,
816 Client_ID(Client), Req->prefix);
818 if (Client_Type(Client_NextHop(target)) != CLIENT_SERVER)
822 return IRC_WriteStrClientPrefix(target, from,
823 "PONG %s :%s", s, Req->argv[1]);
827 /* The connection timestamp has already been updated when the data has
828 * been read from so socket, so we don't need to update it here. */
830 conn = Client_Conn(Client);
833 /* Check authentication PING-PONG ... */
834 auth_ping = Conn_GetAuthPing(conn);
836 LogDebug("AUTH PONG: waiting for token \"%ld\", got \"%s\" ...",
837 auth_ping, Req->argv[0]);
838 if (auth_ping == atoi(Req->argv[0])) {
839 Conn_SetAuthPing(conn, 0);
840 if (Client_Type(Client) == CLIENT_WAITAUTHPING)
843 if (!IRC_WriteStrClient(Client,
844 "To connect, type /QUOTE PONG %ld",
850 if (Client_Type(Client) == CLIENT_SERVER && Conn_LastPing(conn) == 0) {
852 "Synchronization with \"%s\" done (connection %d): %ld second%s [%ld users, %ld channels].",
853 Client_ID(Client), conn, time(NULL) - Conn_GetSignon(conn),
854 time(NULL) - Conn_GetSignon(conn) == 1 ? "" : "s",
855 Client_UserCount(), Channel_CountVisible(NULL));
856 Conn_UpdatePing(conn);
858 LogDebug("Connection %d: received PONG. Lag: %ld seconds.",
859 conn, time(NULL) - Conn_LastPing(conn));
865 * Change the nickname of a client.
867 * @param Origin The client which caused the nickname change.
868 * @param Target The client of which the nickname should be changed.
869 * @param NewNick The new nickname.
872 Change_Nick(CLIENT *Origin, CLIENT *Target, char *NewNick, bool InformClient)
874 if (Client_Conn(Target) > NONE) {
877 "%s \"%s\" changed nick (connection %d): \"%s\" -> \"%s\".",
878 Client_TypeText(Target), Client_Mask(Target),
879 Client_Conn(Target), Client_ID(Target), NewNick);
880 Conn_UpdateIdle(Client_Conn(Target));
883 LogDebug("%s \"%s\" changed nick: \"%s\" -> \"%s\".",
884 Client_TypeText(Target),
885 Client_Mask(Target), Client_ID(Target), NewNick);
888 /* Inform all servers and users (which have to know) of the new name */
890 IRC_WriteStrClientPrefix(Target, Target, "NICK :%s", NewNick);
891 IRC_WriteStrServersPrefix(NULL, Target, "NICK :%s", NewNick);
893 IRC_WriteStrServersPrefix(Origin, Target, "NICK :%s", NewNick);
894 IRC_WriteStrRelatedPrefix(Target, Target, false, "NICK :%s", NewNick);
896 /* Register old nickname for WHOWAS queries */
897 Client_RegisterWhowas(Target);
899 /* Save new nickname */
900 Client_SetID(Target, NewNick);