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.
25 #include "conn-func.h"
35 #include "irc-macros.h"
36 #include "irc-write.h"
38 #include "irc-login.h"
40 static void Change_Nick PARAMS((CLIENT * Origin, CLIENT * Target, char *NewNick,
44 * Handler for the IRC "PASS" command.
46 * @param Client The client from which this command has been received.
47 * @param Req Request structure with prefix and all parameters.
48 * @return CONNECTED or DISCONNECTED.
51 IRC_PASS( CLIENT *Client, REQUEST *Req )
53 char *type, *orig_flags;
54 int protohigh, protolow;
56 assert( Client != NULL );
57 assert( Req != NULL );
59 /* Return an error if this is not a local client */
60 if (Client_Conn(Client) <= NONE)
61 return IRC_WriteErrClient(Client, ERR_UNKNOWNCOMMAND_MSG,
62 Client_ID(Client), Req->command);
64 if (Client_Type(Client) == CLIENT_UNKNOWN && Req->argc == 1) {
65 /* Not yet registered "unknown" connection, PASS with one
66 * argument: either a regular client, service, or server
67 * using the old RFC 1459 section 4.1.1 syntax. */
68 LogDebug("Connection %d: got PASS command (RFC 1459) ...",
70 } else if ((Client_Type(Client) == CLIENT_UNKNOWN ||
71 Client_Type(Client) == CLIENT_UNKNOWNSERVER) &&
72 (Req->argc == 3 || Req->argc == 4)) {
73 /* Not yet registered "unknown" connection or outgoing server
74 * link, PASS with three or four argument: server using the
75 * RFC 2813 section 4.1.1 syntax. */
76 LogDebug("Connection %d: got PASS command (RFC 2813, new server link) ...",
78 } else if (Client_Type(Client) == CLIENT_UNKNOWN ||
79 Client_Type(Client) == CLIENT_UNKNOWNSERVER) {
80 /* Unregistered connection, but wrong number of arguments: */
81 return IRC_WriteErrClient(Client, ERR_NEEDMOREPARAMS_MSG,
82 Client_ID(Client), Req->command);
84 /* Registered connection, PASS command is not allowed! */
85 return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
89 Conn_SetPassword(Client_Conn(Client), Req->argv[0]);
91 /* Protocol version */
92 if (Req->argc >= 2 && strlen(Req->argv[1]) >= 4) {
98 Req->argv[1][4] = '\0';
99 protolow = atoi(&Req->argv[1][2]);
100 Req->argv[1][2] = '\0';
101 protohigh = atoi(Req->argv[1]);
103 Req->argv[1][2] = c2;
104 Req->argv[1][4] = c4;
106 Client_SetType(Client, CLIENT_GOTPASS_2813);
108 protohigh = protolow = 0;
109 Client_SetType(Client, CLIENT_GOTPASS);
112 /* Protocol type, see doc/Protocol.txt */
113 if (Req->argc >= 2 && strlen(Req->argv[1]) > 4)
114 type = &Req->argv[1][4];
118 /* Protocol flags/options */
120 orig_flags = Req->argv[3];
124 /* Implementation, version and IRC+ flags */
125 if (Req->argc >= 3) {
126 char *impl, *ptr, *serverver, *flags;
129 ptr = strchr(impl, '|');
133 if (type && strcmp(type, PROTOIRCPLUS) == 0) {
134 /* The peer seems to be a server which supports the
135 * IRC+ protocol (see doc/Protocol.txt). */
136 serverver = ptr ? ptr + 1 : "?";
137 flags = strchr(ptr ? serverver : impl, ':');
144 "Peer on connection %d announces itself as %s-%s using protocol %d.%d/IRC+ (flags: \"%s\").",
145 Client_Conn(Client), impl, serverver,
146 protohigh, protolow, flags);
148 /* The peer seems to be a server supporting the
149 * "original" IRC protocol (RFC 2813). */
150 if (strchr(orig_flags, 'Z'))
155 "Peer on connection %d announces itself as \"%s\" using protocol %d.%d (flags: \"%s\").",
156 Client_Conn(Client), impl,
157 protohigh, protolow, flags);
159 Client_SetFlags(Client, flags);
166 * Handler for the IRC "NICK" command.
168 * @param Client The client from which this command has been received.
169 * @param Req Request structure with prefix and all parameters.
170 * @return CONNECTED or DISCONNECTED.
173 IRC_NICK( CLIENT *Client, REQUEST *Req )
175 CLIENT *intr_c, *target, *c;
176 char *nick, *user, *hostname, *modes, *info;
179 assert( Client != NULL );
180 assert( Req != NULL );
182 /* Some IRC clients, for example BitchX, send the NICK and USER
183 * commands in the wrong order ... */
184 if(Client_Type(Client) == CLIENT_UNKNOWN
185 || Client_Type(Client) == CLIENT_GOTPASS
186 || Client_Type(Client) == CLIENT_GOTNICK
188 || Client_Type(Client) == CLIENT_GOTUSER
190 || Client_Type(Client) == CLIENT_USER
191 || Client_Type(Client) == CLIENT_SERVICE
192 || (Client_Type(Client) == CLIENT_SERVER && Req->argc == 1))
194 /* User registration or change of nickname */
195 _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 1)
197 /* Search "target" client */
198 if (Client_Type(Client) == CLIENT_SERVER) {
199 target = Client_Search(Req->prefix);
201 return IRC_WriteErrClient(Client,
206 /* Is this a restricted client? */
207 if (Client_HasMode(Client, 'r'))
208 return IRC_WriteErrClient(Client,
215 /* If the clients tries to change to its own nickname we won't
216 * do anything. This is how the original ircd behaves and some
217 * clients (for example Snak) expect it to be like this.
218 * But I doubt that this is "really the right thing" ... */
219 if (strcmp(Client_ID(target), Req->argv[0]) == 0)
223 /* Check that the new nickname is available. Special case:
224 * the client only changes from/to upper to lower case. */
225 if (strcasecmp(Client_ID(target), Req->argv[0]) != 0) {
226 if (!Client_CheckNick(target, Req->argv[0]))
230 if (Client_Type(target) != CLIENT_USER &&
231 Client_Type(target) != CLIENT_SERVICE &&
232 Client_Type(target) != CLIENT_SERVER) {
234 LogDebug("Connection %d: got valid NICK command ...",
235 Client_Conn( Client ));
237 /* Register new nickname of this client */
238 Client_SetID( target, Req->argv[0] );
242 #ifdef HAVE_ARC4RANDOM
243 Conn_SetAuthPing(Client_Conn(Client), arc4random());
245 Conn_SetAuthPing(Client_Conn(Client), rand());
247 IRC_WriteStrClient(Client, "PING :%ld",
248 Conn_GetAuthPing(Client_Conn(Client)));
249 LogDebug("Connection %d: sent AUTH PING %ld ...",
251 Conn_GetAuthPing(Client_Conn(Client)));
255 /* If we received a valid USER command already then
256 * register the new client! */
257 if( Client_Type( Client ) == CLIENT_GOTUSER )
258 return Login_User( Client );
260 Client_SetType( Client, CLIENT_GOTNICK );
262 /* Nickname change */
263 Change_Nick(Client, target, Req->argv[0],
264 Client_Type(Client) == CLIENT_USER ? true : false);
265 IRC_SetPenalty(target, 2);
269 } else if(Client_Type(Client) == CLIENT_SERVER ||
270 Client_Type(Client) == CLIENT_SERVICE) {
271 /* Server or service introduces new client */
273 /* Bad number of parameters? */
274 if (Req->argc != 2 && Req->argc != 7)
275 return IRC_WriteErrClient(Client, ERR_NEEDMOREPARAMS_MSG,
276 Client_ID(Client), Req->command);
278 if (Req->argc >= 7) {
279 /* RFC 2813 compatible syntax */
281 hops = atoi(Req->argv[1]);
283 hostname = Req->argv[3];
284 token = atoi(Req->argv[4]);
285 modes = Req->argv[5] + 1;
288 /* RFC 1459 compatible syntax */
292 hostname = Client_ID(Client);
293 token = atoi(Req->argv[1]);
298 c = Client_Search(nick);
301 * the new nick is already present on this server:
302 * the new and the old one have to be disconnected now.
305 "Server %s introduces already registered nick \"%s\"!",
306 Client_ID(Client), Req->argv[0]);
307 return IRC_KillClient(Client, NULL, Req->argv[0],
311 /* Find the Server this client is connected to */
312 intr_c = Client_GetFromToken(Client, token);
315 "Server %s introduces nick \"%s\" on unknown server!?",
316 Client_ID(Client), Req->argv[0]);
317 return IRC_KillClient(Client, NULL, Req->argv[0],
321 c = Client_NewRemoteUser(intr_c, nick, hops, user, hostname,
322 token, modes, info, true);
324 /* Out of memory, we need to disconnect client to keep
325 * network state consistent! */
327 "Can't create client structure! (on connection %d)",
328 Client_Conn(Client));
329 return IRC_KillClient(Client, NULL, Req->argv[0],
333 /* RFC 2813: client is now fully registered, inform all the
334 * other servers about the new user.
335 * RFC 1459: announce the new client only after receiving the
336 * USER command, first we need more information! */
338 LogDebug("Client \"%s\" is being registered (RFC 1459) ...",
340 Client_SetType(c, CLIENT_GOTNICK);
342 Client_Introduce(Client, c, CLIENT_USER);
347 return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
352 * Handler for the IRC "SVSNICK" command.
354 * @param Client The client from which this command has been received.
355 * @param Req Request structure with prefix and all parameters.
356 * @return CONNECTED or DISCONNECTED.
359 IRC_SVSNICK(CLIENT *Client, REQUEST *Req)
361 CLIENT *from, *target;
363 assert(Client != NULL);
366 /* Search the originator */
367 from = Client_Search(Req->prefix);
371 /* Search the target */
372 target = Client_Search(Req->argv[0]);
373 if (!target || Client_Type(target) != CLIENT_USER)
374 return IRC_WriteErrClient(Client, ERR_NOSUCHNICK_MSG,
375 Client_ID(Client), Req->argv[0]);
377 if (Client_Conn(target) <= NONE) {
378 /* We have to forward the message to the server handling
379 * this user; this is required to make sure all servers
380 * in the network do follow the nick name change! */
381 return IRC_WriteStrClientPrefix(Client_NextHop(target), from,
383 Req->argv[0], Req->argv[1]);
386 /* Make sure that the new nickname is valid */
387 if (!Client_CheckNick(from, Req->argv[1]))
390 Change_Nick(from, target, Req->argv[1], true);
395 * Handler for the IRC "USER" command.
397 * @param Client The client from which this command has been received.
398 * @param Req Request structure with prefix and all parameters.
399 * @return CONNECTED or DISCONNECTED.
402 IRC_USER(CLIENT * Client, REQUEST * Req)
407 assert(Client != NULL);
410 if (Client_Type(Client) == CLIENT_GOTNICK ||
412 Client_Type(Client) == CLIENT_UNKNOWN ||
414 Client_Type(Client) == CLIENT_GOTPASS)
417 _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 4)
419 /* User name: only alphanumeric characters and limited
420 punctuation is allowed.*/
423 if (!isalnum((int)*ptr) &&
424 *ptr != '+' && *ptr != '-' && *ptr != '@' &&
425 *ptr != '.' && *ptr != '_') {
426 Conn_Close(Client_Conn(Client), NULL,
427 "Invalid user name", true);
433 /* Save the received username for authentication, and use
434 * it up to the first '@' as default user name (like ircd2.11,
435 * bahamut, ircd-seven, ...), prefixed with '~', if needed: */
436 Client_SetOrigUser(Client, Req->argv[0]);
437 ptr = strchr(Req->argv[0], '@');
441 ptr = Client_User(Client);
442 if (!ptr || !*ptr || *ptr == '~')
443 Client_SetUser(Client, Req->argv[0], false);
445 Client_SetUser(Client, Req->argv[0], false);
448 /* "Real name" or user info text: Don't set it to the empty
449 * string, the original ircd can't deal with such "real names"
450 * (e. g. "USER user * * :") ... */
452 Client_SetInfo(Client, Req->argv[3]);
454 Client_SetInfo(Client, "-");
456 LogDebug("Connection %d: got valid USER command ...",
457 Client_Conn(Client));
458 if (Client_Type(Client) == CLIENT_GOTNICK)
459 return Login_User(Client);
461 Client_SetType(Client, CLIENT_GOTUSER);
464 } else if (Client_Type(Client) == CLIENT_SERVER ||
465 Client_Type(Client) == CLIENT_SERVICE) {
466 /* Server/service updating an user */
467 _IRC_ARGC_EQ_OR_RETURN_(Client, Req, 4)
469 c = Client_Search(Req->prefix);
471 return IRC_WriteErrClient(Client, ERR_NOSUCHNICK_MSG,
475 Client_SetUser(c, Req->argv[0], true);
476 Client_SetOrigUser(c, Req->argv[0]);
477 Client_SetHostname(c, Req->argv[1]);
478 Client_SetInfo(c, Req->argv[3]);
480 LogDebug("Connection %d: got valid USER command for \"%s\".",
481 Client_Conn(Client), Client_Mask(c));
483 /* RFC 1459 style user registration?
484 * Introduce client to network: */
485 if (Client_Type(c) == CLIENT_GOTNICK)
486 Client_Introduce(Client, c, CLIENT_USER);
489 } else if (Client_Type(Client) == CLIENT_USER) {
490 /* Already registered connection */
491 return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
494 /* Unexpected/invalid connection state? */
495 return IRC_WriteErrClient(Client, ERR_NOTREGISTERED_MSG,
501 * Handler for the IRC "SERVICE" command.
503 * At the moment ngIRCd doesn't support directly linked services, so this
504 * function returns ERR_ERRONEUSNICKNAME when the SERVICE command has not been
505 * received from a peer server.
507 * @param Client The client from which this command has been received.
508 * @param Req Request structure with prefix and all parameters.
509 * @return CONNECTED or DISCONNECTED.
512 IRC_SERVICE(CLIENT *Client, REQUEST *Req)
515 char *nick, *user, *host, *info, *modes, *ptr;
518 assert(Client != NULL);
521 if (Client_Type(Client) != CLIENT_GOTPASS &&
522 Client_Type(Client) != CLIENT_SERVER)
523 return IRC_WriteErrClient(Client, ERR_ALREADYREGISTRED_MSG,
526 if (Client_Type(Client) != CLIENT_SERVER)
527 return IRC_WriteErrClient(Client, ERR_ERRONEUSNICKNAME_MSG,
528 Client_ID(Client), Req->argv[0]);
531 user = NULL; host = NULL;
532 token = atoi(Req->argv[1]);
533 hops = atoi(Req->argv[4]);
536 /* Validate service name ("nickname") */
537 c = Client_Search(nick);
539 /* Nickname collision: disconnect (KILL) both clients! */
541 "Server %s introduces already registered service \"%s\"!",
542 Client_ID(Client), nick);
543 return IRC_KillClient(Client, NULL, nick, "Nick collision");
546 /* Get the server to which the service is connected */
547 intr_c = Client_GetFromToken(Client, token);
550 "Server %s introduces service \"%s\" on unknown server!?",
551 Client_ID(Client), nick);
552 return IRC_KillClient(Client, NULL, nick, "Unknown server");
555 /* Get user and host name */
556 ptr = strchr(nick, '@');
562 host = Client_Hostname(intr_c);
563 ptr = strchr(nick, '!');
571 /* According to RFC 2812/2813 parameter 4 <type> "is currently reserved
572 * for future usage"; but we use it to transfer the modes and check
573 * that the first character is a '+' sign and ignore it otherwise. */
574 modes = (Req->argv[3][0] == '+') ? ++Req->argv[3] : "";
576 c = Client_NewRemoteUser(intr_c, nick, hops, user, host,
577 token, modes, info, true);
579 /* Couldn't create client structure, so KILL the service to
580 * keep network status consistent ... */
582 "Can't create client structure! (on connection %d)",
583 Client_Conn(Client));
584 return IRC_KillClient(Client, NULL, nick, "Server error");
587 Client_Introduce(Client, c, CLIENT_SERVICE);
592 * Handler for the IRC "WEBIRC" command.
594 * @param Client The client from which this command has been received.
595 * @param Req Request structure with prefix and all parameters.
596 * @return CONNECTED or DISCONNECTED.
599 IRC_WEBIRC(CLIENT *Client, REQUEST *Req)
601 if (!Conf_WebircPwd[0] || strcmp(Req->argv[0], Conf_WebircPwd) != 0)
602 return IRC_WriteErrClient(Client, ERR_PASSWDMISMATCH_MSG,
605 LogDebug("Connection %d: got valid WEBIRC command: user=%s, host=%s, ip=%s",
606 Client_Conn(Client), Req->argv[1], Req->argv[2], Req->argv[3]);
608 Client_SetUser(Client, Req->argv[1], true);
609 Client_SetOrigUser(Client, Req->argv[1]);
611 Client_SetHostname(Client, Req->argv[2]);
613 Client_SetHostname(Client, Req->argv[3]);
614 Client_SetIPAText(Client, Req->argv[3]);
620 * Handler for the IRC "QUIT" command.
622 * @param Client The client from which this command has been received.
623 * @param Req Request structure with prefix and all parameters.
624 * @return CONNECTED or DISCONNECTED.
627 IRC_QUIT( CLIENT *Client, REQUEST *Req )
630 char quitmsg[COMMAND_LEN];
632 assert(Client != NULL);
636 strlcpy(quitmsg, Req->argv[0], sizeof quitmsg);
638 if (Client_Type(Client) == CLIENT_SERVER) {
640 target = Client_Search(Req->prefix);
643 "Got QUIT from %s for unknown client!?",
648 if (target != Client) {
649 Client_Destroy(target, "Got QUIT command",
650 Req->argc == 1 ? quitmsg : NULL, true);
653 Conn_Close(Client_Conn(Client), "Got QUIT command",
654 Req->argc == 1 ? quitmsg : NULL, true);
658 if (Req->argc == 1 && quitmsg[0] != '\"') {
659 /* " " to avoid confusion */
660 strlcpy(quitmsg, "\"", sizeof quitmsg);
661 strlcat(quitmsg, Req->argv[0], sizeof quitmsg-1);
662 strlcat(quitmsg, "\"", sizeof quitmsg );
665 /* User, Service, or not yet registered */
666 Conn_Close(Client_Conn(Client), "Got QUIT command",
667 Req->argc == 1 ? quitmsg : NULL, true);
676 * Handler for HTTP command, e.g. GET and POST
678 * We handle these commands here to avoid the quite long timeout when
679 * some user tries to access this IRC daemon using an web browser ...
681 * @param Client The client from which this command has been received.
682 * @param Req Request structure with prefix and all parameters.
683 * @return CONNECTED or DISCONNECTED.
686 IRC_QUIT_HTTP( CLIENT *Client, REQUEST *Req )
689 Req->argv[0] = "Oops, HTTP request received? This is IRC!";
690 return IRC_QUIT(Client, Req);
691 } /* IRC_QUIT_HTTP */
696 * Handler for the IRC "PING" command.
698 * @param Client The client from which this command has been received.
699 * @param Req Request structure with prefix and all parameters.
700 * @return CONNECTED or DISCONNECTED.
703 IRC_PING(CLIENT *Client, REQUEST *Req)
705 CLIENT *target, *from;
707 assert(Client != NULL);
711 return IRC_WriteErrClient(Client, ERR_NOORIGIN_MSG,
714 /* Don't ignore additional arguments when in "strict" mode */
715 _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
719 /* A target has been specified ... */
720 target = Client_Search(Req->argv[1]);
722 if (!target || Client_Type(target) != CLIENT_SERVER)
723 return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
724 Client_ID(Client), Req->argv[1]);
726 if (target != Client_ThisServer()) {
727 /* Ok, we have to forward the PING */
728 if (Client_Type(Client) == CLIENT_SERVER)
729 from = Client_Search(Req->prefix);
733 return IRC_WriteErrClient(Client,
734 ERR_NOSUCHSERVER_MSG,
735 Client_ID(Client), Req->prefix);
737 return IRC_WriteStrClientPrefix(target, from,
738 "PING %s :%s", Req->argv[0],
743 if (Client_Type(Client) == CLIENT_SERVER) {
745 from = Client_Search(Req->prefix);
749 from = Client_ThisServer();
751 return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
752 Client_ID(Client), Req->prefix);
754 Log(LOG_DEBUG, "Connection %d: got PING, sending PONG ...",
755 Client_Conn(Client));
758 return IRC_WriteStrClient(Client, "PONG %s :%s",
759 Client_ID(from), Client_ID(Client));
761 /* Some clients depend on the argument being returned in the PONG
762 * reply (not mentioned in any RFC, though) */
763 return IRC_WriteStrClient(Client, "PONG %s :%s",
764 Client_ID(from), Req->argv[0]);
769 * Handler for the IRC "PONG" command.
771 * @param Client The client from which this command has been received.
772 * @param Req Request structure with prefix and all parameters.
773 * @return CONNECTED or DISCONNECTED.
776 IRC_PONG(CLIENT *Client, REQUEST *Req)
778 CLIENT *target, *from;
785 assert(Client != NULL);
788 /* Wrong number of arguments? */
790 if (Client_Type(Client) == CLIENT_USER)
791 return IRC_WriteErrClient(Client, ERR_NOORIGIN_MSG,
796 if (Client_Type(Client) == CLIENT_USER) {
797 _IRC_ARGC_LE_OR_RETURN_(Client, Req, 2)
801 if (Req->argc == 2 && Client_Type(Client) == CLIENT_SERVER) {
802 target = Client_Search(Req->argv[0]);
804 return IRC_WriteErrClient(Client, ERR_NOSUCHSERVER_MSG,
805 Client_ID(Client), Req->argv[0]);
807 from = Client_Search(Req->prefix);
809 if (target != Client_ThisServer() && target != from) {
810 /* Ok, we have to forward the message. */
812 return IRC_WriteErrClient(Client,
813 ERR_NOSUCHSERVER_MSG,
814 Client_ID(Client), Req->prefix);
816 if (Client_Type(Client_NextHop(target)) != CLIENT_SERVER)
820 return IRC_WriteStrClientPrefix(target, from,
821 "PONG %s :%s", s, Req->argv[1]);
825 /* The connection timestamp has already been updated when the data has
826 * been read from so socket, so we don't need to update it here. */
828 conn = Client_Conn(Client);
831 /* Check authentication PING-PONG ... */
832 auth_ping = Conn_GetAuthPing(conn);
834 LogDebug("AUTH PONG: waiting for token \"%ld\", got \"%s\" ...",
835 auth_ping, Req->argv[0]);
836 if (auth_ping == atoi(Req->argv[0])) {
837 Conn_SetAuthPing(conn, 0);
838 if (Client_Type(Client) == CLIENT_WAITAUTHPING)
841 if (!IRC_WriteStrClient(Client,
842 "To connect, type /QUOTE PONG %ld",
848 if (Client_Type(Client) == CLIENT_SERVER && Conn_LastPing(conn) == 0) {
850 "Synchronization with \"%s\" done (connection %d): %ld second%s [%ld users, %ld channels].",
851 Client_ID(Client), conn, time(NULL) - Conn_GetSignon(conn),
852 time(NULL) - Conn_GetSignon(conn) == 1 ? "" : "s",
853 Client_UserCount(), Channel_CountVisible(NULL));
854 Conn_UpdatePing(conn);
856 LogDebug("Connection %d: received PONG. Lag: %ld seconds.",
857 conn, time(NULL) - Conn_LastPing(conn));
863 * Change the nickname of a client.
865 * @param Origin The client which caused the nickname change.
866 * @param Target The client of which the nickname should be changed.
867 * @param NewNick The new nickname.
870 Change_Nick(CLIENT *Origin, CLIENT *Target, char *NewNick, bool InformClient)
872 if (Client_Conn(Target) > NONE) {
875 "%s \"%s\" changed nick (connection %d): \"%s\" -> \"%s\".",
876 Client_TypeText(Target), Client_Mask(Target),
877 Client_Conn(Target), Client_ID(Target), NewNick);
878 Conn_UpdateIdle(Client_Conn(Target));
881 LogDebug("%s \"%s\" changed nick: \"%s\" -> \"%s\".",
882 Client_TypeText(Target),
883 Client_Mask(Target), Client_ID(Target), NewNick);
886 /* Inform all servers and users (which have to know) of the new name */
888 IRC_WriteStrClientPrefix(Target, Target, "NICK :%s", NewNick);
889 IRC_WriteStrServersPrefix(NULL, Target, "NICK :%s", NewNick);
891 IRC_WriteStrServersPrefix(Origin, Target, "NICK :%s", NewNick);
892 IRC_WriteStrRelatedPrefix(Target, Target, false, "NICK :%s", NewNick);
894 /* Register old nickname for WHOWAS queries */
895 Client_RegisterWhowas(Target);
897 /* Save new nickname */
898 Client_SetID(Target, NewNick);