2 * ngIRCd -- The Next Generation IRC Daemon
3 * Copyright (c)2001-2005 by Alexander Barton (alex@barton.de)
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.
20 static char UNUSED id[] = "$Id: client.c,v 1.89 2006/03/11 10:43:49 fw Exp $";
43 #include "irc-write.h"
50 #define GETID_LEN (CLIENT_NICK_LEN-1) + 1 + (CLIENT_USER_LEN-1) + 1 + (CLIENT_HOST_LEN-1) + 1
53 static CLIENT *This_Server, *My_Clients;
54 static char GetID_Buffer[GETID_LEN];
56 static WHOWAS My_Whowas[MAX_WHOWAS];
57 static int Last_Whowas = -1;
60 static long Count PARAMS(( CLIENT_TYPE Type ));
61 static long MyCount PARAMS(( CLIENT_TYPE Type ));
63 static CLIENT *New_Client_Struct PARAMS(( void ));
64 static void Generate_MyToken PARAMS(( CLIENT *Client ));
65 static void Adjust_Counters PARAMS(( CLIENT *Client ));
67 static CLIENT *Init_New_Client PARAMS((CONN_ID Idx, CLIENT *Introducer,
68 CLIENT *TopServer, int Type, char *ID, char *User, char *Hostname,
69 char *Info, int Hops, int Token, char *Modes, bool Idented));
71 #ifndef Client_DestroyNow
72 GLOBAL void Client_DestroyNow PARAMS((CLIENT *Client ));
76 long Max_Users = 0, My_Max_Users = 0;
84 This_Server = New_Client_Struct( );
87 Log( LOG_EMERG, "Can't allocate client structure for server! Going down." );
88 Log( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME );
92 /* Client-Struktur dieses Servers */
93 This_Server->next = NULL;
94 This_Server->type = CLIENT_SERVER;
95 This_Server->conn_id = NONE;
96 This_Server->introducer = This_Server;
97 This_Server->mytoken = 1;
98 This_Server->hops = 0;
100 gethostname( This_Server->host, CLIENT_HOST_LEN );
101 h = gethostbyname( This_Server->host );
102 if( h ) strlcpy( This_Server->host, h->h_name, sizeof( This_Server->host ));
104 Client_SetID( This_Server, Conf_ServerName );
105 Client_SetInfo( This_Server, Conf_ServerInfo );
107 My_Clients = This_Server;
109 memset( &My_Whowas, 0, sizeof( My_Whowas ));
119 if( NGIRCd_SignalRestart ) Client_Destroy( This_Server, "Server going down (restarting).", NULL, false );
120 else Client_Destroy( This_Server, "Server going down.", NULL, false );
127 next = (CLIENT *)c->next;
131 if( cnt ) Log( LOG_INFO, "Freed %d client structure%s.", cnt, cnt == 1 ? "" : "s" );
136 Client_ThisServer( void )
139 } /* Client_ThisServer */
143 * Initialize new local client; wrapper function for Init_New_Client().
144 * @return New CLIENT structure.
147 Client_NewLocal(CONN_ID Idx, char *Hostname, int Type, bool Idented)
149 return Init_New_Client(Idx, This_Server, NULL, Type, NULL, NULL,
150 Hostname, NULL, 0, 0, NULL, Idented);
151 } /* Client_NewLocal */
155 * Initialize new remote server; wrapper function for Init_New_Client().
156 * @return New CLIENT structure.
159 Client_NewRemoteServer(CLIENT *Introducer, char *Hostname, CLIENT *TopServer,
160 int Hops, int Token, char *Info, bool Idented)
162 return Init_New_Client(NONE, Introducer, TopServer, CLIENT_SERVER,
163 Hostname, NULL, Hostname, Info, Hops, Token, NULL, Idented);
164 } /* Client_NewRemoteServer */
168 * Initialize new remote client; wrapper function for Init_New_Client().
169 * @return New CLIENT structure.
172 Client_NewRemoteUser(CLIENT *Introducer, char *Nick, int Hops, char *User,
173 char *Hostname, int Token, char *Modes, char *Info, bool Idented)
175 return Init_New_Client(NONE, Introducer, NULL, CLIENT_USER, Nick,
176 User, Hostname, Info, Hops, Token, Modes, Idented);
177 } /* Client_NewRemoteUser */
181 * Initialize new client and set up the given parameters like client type,
182 * user name, host name, introducing server etc. ...
183 * @return New CLIENT structure.
186 Init_New_Client(CONN_ID Idx, CLIENT *Introducer, CLIENT *TopServer,
187 int Type, char *ID, char *User, char *Hostname, char *Info, int Hops,
188 int Token, char *Modes, bool Idented)
192 assert( Idx >= NONE );
193 assert( Introducer != NULL );
194 assert( Hostname != NULL );
196 client = New_Client_Struct( );
197 if( ! client ) return NULL;
200 client->starttime = time(NULL);
201 client->conn_id = Idx;
202 client->introducer = Introducer;
203 client->topserver = TopServer;
205 if( ID ) Client_SetID( client, ID );
206 if( User ) Client_SetUser( client, User, Idented );
207 if( Hostname ) Client_SetHostname( client, Hostname );
208 if( Info ) Client_SetInfo( client, Info );
210 client->token = Token;
211 if( Modes ) Client_SetModes( client, Modes );
212 if( Type == CLIENT_SERVER ) Generate_MyToken( client );
214 /* ist der User away? */
215 if( strchr( client->modes, 'a' )) strlcpy( client->away, DEFAULT_AWAY_MSG, sizeof( client->away ));
218 client->next = (POINTER *)My_Clients;
221 /* Adjust counters */
222 Adjust_Counters( client );
225 } /* Init_New_Client */
229 Client_Destroy( CLIENT *Client, char *LogMsg, char *FwdMsg, bool SendQuit )
231 /* Client entfernen. */
234 char msg[LINE_LEN], *txt;
236 assert( Client != NULL );
238 if( LogMsg ) txt = LogMsg;
240 if( ! txt ) txt = "Reason unknown.";
242 /* Netz-Split-Nachricht vorbereiten (noch nicht optimal) */
243 if( Client->type == CLIENT_SERVER ) {
244 strlcpy(msg, This_Server->id, sizeof (msg));
245 strlcat(msg, " ", sizeof (msg));
246 strlcat(msg, Client->id, sizeof (msg));
253 if(( Client->type == CLIENT_SERVER ) && ( c->introducer == Client ) && ( c != Client ))
255 /* der Client, der geloescht wird ist ein Server. Der Client, den wir gerade
256 * pruefen, ist ein Child von diesem und muss daher auch entfernt werden */
257 Client_Destroy( c, NULL, msg, false );
264 /* Wir haben den Client gefunden: entfernen */
265 if( last ) last->next = c->next;
266 else My_Clients = (CLIENT *)c->next;
268 if( c->type == CLIENT_USER )
270 if( c->conn_id != NONE )
272 /* Ein lokaler User */
273 Log( LOG_NOTICE, "User \"%s\" unregistered (connection %d): %s", Client_Mask( c ), c->conn_id, txt );
277 /* Alle andere Server informieren! */
278 if( FwdMsg ) IRC_WriteStrServersPrefix( NULL, c, "QUIT :%s", FwdMsg );
279 else IRC_WriteStrServersPrefix( NULL, c, "QUIT :" );
285 Log( LOG_DEBUG, "User \"%s\" unregistered: %s", Client_Mask( c ), txt );
289 /* Andere Server informieren, ausser denen, die "in
290 * Richtung dem liegen", auf dem der User registriert
291 * ist. Von denen haben wir das QUIT ja wohl bekommen. */
292 if( FwdMsg ) IRC_WriteStrServersPrefix( Client_NextHop( c ), c, "QUIT :%s", FwdMsg );
293 else IRC_WriteStrServersPrefix( Client_NextHop( c ), c, "QUIT :" );
297 /* Unregister client from channels */
298 Channel_Quit( c, FwdMsg ? FwdMsg : c->id );
300 /* Register client in My_Whowas structure */
301 Client_RegisterWhowas( c );
303 else if( c->type == CLIENT_SERVER )
305 if( c != This_Server )
307 if( c->conn_id != NONE ) Log( LOG_NOTICE|LOG_snotice, "Server \"%s\" unregistered (connection %d): %s", c->id, c->conn_id, txt );
308 else Log( LOG_NOTICE|LOG_snotice, "Server \"%s\" unregistered: %s", c->id, txt );
311 /* andere Server informieren */
312 if( ! NGIRCd_SignalQuit )
314 if( FwdMsg ) IRC_WriteStrServersPrefix( Client_NextHop( c ), c, "SQUIT %s :%s", c->id, FwdMsg );
315 else IRC_WriteStrServersPrefix( Client_NextHop( c ), c, "SQUIT %s :", c->id );
320 if( c->conn_id != NONE )
322 if( c->id[0] ) Log( LOG_NOTICE, "Client \"%s\" unregistered (connection %d): %s", c->id, c->conn_id, txt );
323 else Log( LOG_NOTICE, "Client unregistered (connection %d): %s", c->conn_id, txt );
327 if( c->id[0] ) Log( LOG_WARNING, "Unregistered unknown client \"%s\": %s", c->id, txt );
328 else Log( LOG_WARNING, "Unregistered unknown client: %s", c->id, txt );
336 c = (CLIENT *)c->next;
338 } /* Client_Destroy */
342 Client_DestroyNow( CLIENT *Client )
344 /* Destroy client structure immediately. This function is only
345 * intended for the connection layer to remove client structures
346 * of connections that can't be established! */
350 assert( Client != NULL );
358 /* Wir haben den Client gefunden: entfernen */
359 if( last ) last->next = c->next;
360 else My_Clients = (CLIENT *)c->next;
365 c = (CLIENT *)c->next;
367 } /* Client_DestroyNow */
371 Client_SetHostname( CLIENT *Client, char *Hostname )
373 /* Hostname eines Clients setzen */
375 assert( Client != NULL );
376 assert( Hostname != NULL );
378 strlcpy( Client->host, Hostname, sizeof( Client->host ));
379 } /* Client_SetHostname */
383 Client_SetID( CLIENT *Client, char *ID )
385 /* Hostname eines Clients setzen, Hash-Wert berechnen */
387 assert( Client != NULL );
388 assert( ID != NULL );
390 strlcpy( Client->id, ID, sizeof( Client->id ));
393 Client->hash = Hash( Client->id );
398 Client_SetUser( CLIENT *Client, char *User, bool Idented )
400 /* Username eines Clients setzen */
402 assert( Client != NULL );
403 assert( User != NULL );
405 if( Idented ) strlcpy( Client->user, User, sizeof( Client->user ));
408 Client->user[0] = '~';
409 strlcpy( Client->user + 1, User, sizeof( Client->user ) - 1 );
411 } /* Client_SetUser */
415 Client_SetInfo( CLIENT *Client, char *Info )
417 /* Hostname eines Clients setzen */
419 assert( Client != NULL );
420 assert( Info != NULL );
422 strlcpy( Client->info, Info, sizeof( Client->info ));
423 } /* Client_SetInfo */
427 Client_SetModes( CLIENT *Client, char *Modes )
429 /* Modes eines Clients setzen */
431 assert( Client != NULL );
432 assert( Modes != NULL );
434 strlcpy( Client->modes, Modes, sizeof( Client->modes ));
435 } /* Client_SetModes */
439 Client_SetFlags( CLIENT *Client, char *Flags )
441 /* Flags eines Clients setzen */
443 assert( Client != NULL );
444 assert( Flags != NULL );
446 strlcpy( Client->flags, Flags, sizeof( Client->flags ));
447 } /* Client_SetFlags */
451 Client_SetPassword( CLIENT *Client, char *Pwd )
453 /* Von einem Client geliefertes Passwort */
455 assert( Client != NULL );
456 assert( Pwd != NULL );
458 strlcpy( Client->pwd, Pwd, sizeof( Client->pwd ));
459 } /* Client_SetPassword */
463 Client_SetAway( CLIENT *Client, char *Txt )
465 /* Set AWAY reason of client */
467 assert( Client != NULL );
468 assert( Txt != NULL );
470 strlcpy( Client->away, Txt, sizeof( Client->away ));
471 Log( LOG_DEBUG, "User \"%s\" is away: %s", Client_Mask( Client ), Txt );
472 } /* Client_SetAway */
476 Client_SetType( CLIENT *Client, int Type )
478 assert( Client != NULL );
480 if( Type == CLIENT_SERVER ) Generate_MyToken( Client );
481 Adjust_Counters( Client );
482 } /* Client_SetType */
486 Client_SetHops( CLIENT *Client, int Hops )
488 assert( Client != NULL );
490 } /* Client_SetHops */
494 Client_SetToken( CLIENT *Client, int Token )
496 assert( Client != NULL );
497 Client->token = Token;
498 } /* Client_SetToken */
502 Client_SetIntroducer( CLIENT *Client, CLIENT *Introducer )
504 assert( Client != NULL );
505 assert( Introducer != NULL );
506 Client->introducer = Introducer;
507 } /* Client_SetIntroducer */
511 Client_SetOperByMe( CLIENT *Client, bool OperByMe )
513 assert( Client != NULL );
514 Client->oper_by_me = OperByMe;
515 } /* Client_SetOperByMe */
519 Client_ModeAdd( CLIENT *Client, char Mode )
522 * If Client already alread had Mode, return false.
523 * If the Mode was newly set, return true.
528 assert( Client != NULL );
530 x[0] = Mode; x[1] = '\0';
531 if( ! strchr( Client->modes, x[0] ))
533 /* Client hat den Mode noch nicht -> setzen */
534 strlcat( Client->modes, x, sizeof( Client->modes ));
538 } /* Client_ModeAdd */
542 Client_ModeDel( CLIENT *Client, char Mode )
545 * If Mode was removed, return true.
546 * If Client did not have Mode, return false.
551 assert( Client != NULL );
553 x[0] = Mode; x[1] = '\0';
555 p = strchr( Client->modes, x[0] );
556 if( ! p ) return false;
558 /* Client has Mode -> delete */
565 } /* Client_ModeDel */
569 Client_GetFromConn( CONN_ID Idx )
571 /* return Client-Structure that belongs to the local Connection Idx.
572 * If none is found, return NULL.
582 if( c->conn_id == Idx ) return c;
583 c = (CLIENT *)c->next;
586 } /* Client_GetFromConn */
590 Client_Search( char *Nick )
592 /* return Client-Structure that has the corresponding Nick.
593 * If none is found, return NULL.
596 char search_id[CLIENT_ID_LEN], *ptr;
600 assert( Nick != NULL );
602 /* copy Nick and truncate hostmask if necessary */
603 strlcpy( search_id, Nick, sizeof( search_id ));
604 ptr = strchr( search_id, '!' );
605 if( ptr ) *ptr = '\0';
607 search_hash = Hash( search_id );
612 if( c->hash == search_hash )
614 /* lt. Hash-Wert: Treffer! */
615 if( strcasecmp( c->id, search_id ) == 0 ) return c;
617 c = (CLIENT *)c->next;
620 } /* Client_Search */
624 Client_GetFromToken( CLIENT *Client, int Token )
626 /* Client-Struktur, die den entsprechenden Introducer (=Client)
627 * und das gegebene Token hat, liefern. Wird keine gefunden,
628 * so wird NULL geliefert. */
632 assert( Client != NULL );
638 if(( c->type == CLIENT_SERVER ) && ( c->introducer == Client ) && ( c->token == Token )) return c;
639 c = (CLIENT *)c->next;
642 } /* Client_GetFromToken */
646 Client_Type( CLIENT *Client )
648 assert( Client != NULL );
654 Client_Conn( CLIENT *Client )
656 assert( Client != NULL );
657 return Client->conn_id;
662 Client_ID( CLIENT *Client )
664 assert( Client != NULL );
667 if( Client->type == CLIENT_USER ) assert( strlen( Client->id ) < CLIENT_NICK_LEN );
670 if( Client->id[0] ) return Client->id;
676 Client_Info( CLIENT *Client )
678 assert( Client != NULL );
684 Client_User( CLIENT *Client )
686 assert( Client != NULL );
687 if( Client->user[0] ) return Client->user;
693 Client_Hostname( CLIENT *Client )
695 assert( Client != NULL );
697 } /* Client_Hostname */
701 Client_Password( CLIENT *Client )
703 assert( Client != NULL );
705 } /* Client_Password */
709 Client_Modes( CLIENT *Client )
711 assert( Client != NULL );
712 return Client->modes;
717 Client_Flags( CLIENT *Client )
719 assert( Client != NULL );
720 return Client->flags;
725 Client_OperByMe( CLIENT *Client )
727 assert( Client != NULL );
728 return Client->oper_by_me;
729 } /* Client_OperByMe */
733 Client_Hops( CLIENT *Client )
735 assert( Client != NULL );
741 Client_Token( CLIENT *Client )
743 assert( Client != NULL );
744 return Client->token;
749 Client_MyToken( CLIENT *Client )
751 assert( Client != NULL );
752 return Client->mytoken;
753 } /* Client_MyToken */
757 Client_NextHop( CLIENT *Client )
761 assert( Client != NULL );
764 while( c->introducer && ( c->introducer != c ) && ( c->introducer != This_Server )) c = c->introducer;
766 } /* Client_NextHop */
770 Client_Mask( CLIENT *Client )
772 /* Client-"ID" liefern, wie sie z.B. fuer
773 * Prefixe benoetigt wird. */
775 assert( Client != NULL );
777 if( Client->type == CLIENT_SERVER ) return Client->id;
779 snprintf( GetID_Buffer, GETID_LEN, "%s!%s@%s", Client->id, Client->user, Client->host );
785 Client_Introducer( CLIENT *Client )
787 assert( Client != NULL );
788 return Client->introducer;
789 } /* Client_Introducer */
793 Client_TopServer( CLIENT *Client )
795 assert( Client != NULL );
796 return Client->topserver;
797 } /* Client_TopServer */
801 Client_HasMode( CLIENT *Client, char Mode )
803 assert( Client != NULL );
804 return strchr( Client->modes, Mode ) != NULL;
805 } /* Client_HasMode */
809 Client_Away( CLIENT *Client )
811 /* AWAY-Text liefern */
813 assert( Client != NULL );
819 Client_CheckNick( CLIENT *Client, char *Nick )
821 /* Nick ueberpruefen */
823 assert( Client != NULL );
824 assert( Nick != NULL );
826 /* Nick ungueltig? */
827 if( ! Client_IsValidNick( Nick ))
829 IRC_WriteStrClient( Client, ERR_ERRONEUSNICKNAME_MSG, Client_ID( Client ), Nick );
833 /* Nick bereits vergeben? */
834 if( Client_Search( Nick ))
836 /* den Nick gibt es bereits */
837 IRC_WriteStrClient( Client, ERR_NICKNAMEINUSE_MSG, Client_ID( Client ), Nick );
842 } /* Client_CheckNick */
846 Client_CheckID( CLIENT *Client, char *ID )
848 /* Nick ueberpruefen */
850 char str[COMMAND_LEN];
853 assert( Client != NULL );
854 assert( Client->conn_id > NONE );
855 assert( ID != NULL );
858 if( strlen( ID ) > CLIENT_ID_LEN )
860 IRC_WriteStrClient( Client, ERR_ERRONEUSNICKNAME_MSG, Client_ID( Client ), ID );
864 /* ID bereits vergeben? */
868 if( strcasecmp( c->id, ID ) == 0 )
870 /* die Server-ID gibt es bereits */
871 snprintf( str, sizeof( str ), "ID \"%s\" already registered", ID );
872 if( Client->conn_id != c->conn_id ) Log( LOG_ERR, "%s (on connection %d)!", str, c->conn_id );
873 else Log( LOG_ERR, "%s (via network)!", str );
874 Conn_Close( Client->conn_id, str, str, true);
877 c = (CLIENT *)c->next;
881 } /* Client_CheckID */
887 /* Ersten Client liefern. */
894 Client_Next( CLIENT *c )
896 /* Naechsten Client liefern. Existiert keiner,
897 * so wird NULL geliefert. */
900 return (CLIENT *)c->next;
905 Client_UserCount( void )
907 return Count( CLIENT_USER );
908 } /* Client_UserCount */
912 Client_ServiceCount( void )
914 return Count( CLIENT_SERVICE );;
915 } /* Client_ServiceCount */
919 Client_ServerCount( void )
921 return Count( CLIENT_SERVER );
922 } /* Client_ServerCount */
926 Client_MyUserCount( void )
928 return MyCount( CLIENT_USER );
929 } /* Client_MyUserCount */
933 Client_MyServiceCount( void )
935 return MyCount( CLIENT_SERVICE );
936 } /* Client_MyServiceCount */
940 Client_MyServerCount( void )
949 if(( c->type == CLIENT_SERVER ) && ( c->hops == 1 )) cnt++;
950 c = (CLIENT *)c->next;
953 } /* Client_MyServerCount */
957 Client_OperCount( void )
966 if( c && ( c->type == CLIENT_USER ) && ( strchr( c->modes, 'o' ))) cnt++;
967 c = (CLIENT *)c->next;
970 } /* Client_OperCount */
974 Client_UnknownCount( void )
983 if( c && ( c->type != CLIENT_USER ) && ( c->type != CLIENT_SERVICE ) && ( c->type != CLIENT_SERVER )) cnt++;
984 c = (CLIENT *)c->next;
987 } /* Client_UnknownCount */
991 Client_MaxUserCount( void )
994 } /* Client_MaxUserCount */
998 Client_MyMaxUserCount( void )
1000 return My_Max_Users;
1001 } /* Client_MyMaxUserCount */
1005 Client_IsValidNick( char *Nick )
1007 /* Ist der Nick gueltig? */
1009 char *ptr, goodchars[20];
1011 assert( Nick != NULL );
1013 strcpy( goodchars, ";0123456789-" );
1015 if( Nick[0] == '#' ) return false;
1016 if( strchr( goodchars, Nick[0] )) return false;
1017 if( strlen( Nick ) >= CLIENT_NICK_LEN ) return false;
1022 if(( *ptr < 'A' ) && ( ! strchr( goodchars, *ptr ))) return false;
1023 if(( *ptr > '}' ) && ( ! strchr( goodchars, *ptr ))) return false;
1028 } /* Client_IsValidNick */
1032 * Return pointer to "My_Whowas" structure.
1035 Client_GetWhowas( void )
1038 } /* Client_GetWhowas */
1041 * Return the index of the last used WHOWAS entry.
1044 Client_GetLastWhowasIndex( void )
1047 } /* Client_GetLastWhowasIndex */
1051 * Get the start time of this client.
1052 * The result is the start time in seconds since 1970-01-01, as reported
1053 * by the C function time(NULL).
1056 Client_StartTime(CLIENT *Client)
1058 assert( Client != NULL );
1059 return Client->starttime;
1060 } /* Client_Uptime */
1064 Count( CLIENT_TYPE Type )
1073 if( c->type == Type ) cnt++;
1074 c = (CLIENT *)c->next;
1081 MyCount( CLIENT_TYPE Type )
1090 if(( c->introducer == This_Server ) && ( c->type == Type )) cnt++;
1091 c = (CLIENT *)c->next;
1098 New_Client_Struct( void )
1100 /* Neue CLIENT-Struktur pre-initialisieren */
1104 c = (CLIENT *)malloc( sizeof( CLIENT ));
1107 Log( LOG_EMERG, "Can't allocate memory! [New_Client_Struct]" );
1111 memset( c, 0, sizeof ( CLIENT ));
1113 c->type = CLIENT_UNKNOWN;
1115 c->oper_by_me = false;
1125 Generate_MyToken( CLIENT *Client )
1134 if( c->mytoken == token )
1136 /* Das Token wurde bereits vergeben */
1141 else c = (CLIENT *)c->next;
1143 Client->mytoken = token;
1144 Log( LOG_DEBUG, "Assigned token %d to server \"%s\".", token, Client->id );
1145 } /* Generate_MyToken */
1149 Adjust_Counters( CLIENT *Client )
1153 assert( Client != NULL );
1155 if( Client->type != CLIENT_USER ) return;
1157 if( Client->conn_id != NONE )
1159 /* Local connection */
1160 count = Client_MyUserCount( );
1161 if( count > My_Max_Users ) My_Max_Users = count;
1163 count = Client_UserCount( );
1164 if( count > Max_Users ) Max_Users = count;
1165 } /* Adjust_Counters */
1169 * Register client in My_Whowas structure for further recall by WHOWAS.
1170 * Note: Only clients that have been connected at least 30 seconds will be
1171 * registered to prevent automated IRC bots to "destroy" a nice server
1175 Client_RegisterWhowas( CLIENT *Client )
1180 assert( Client != NULL );
1183 /* Don't register clients that were connected less than 30 seconds. */
1184 if( now - Client->starttime < 30 )
1187 slot = Last_Whowas + 1;
1188 if( slot >= MAX_WHOWAS || slot < 0 ) slot = 0;
1191 Log( LOG_DEBUG, "Saving WHOWAS information to slot %d ...", slot );
1194 My_Whowas[slot].time = now;
1195 strlcpy( My_Whowas[slot].id, Client_ID( Client ),
1196 sizeof( My_Whowas[slot].id ));
1197 strlcpy( My_Whowas[slot].user, Client_User( Client ),
1198 sizeof( My_Whowas[slot].user ));
1199 strlcpy( My_Whowas[slot].host, Client_Hostname( Client ),
1200 sizeof( My_Whowas[slot].host ));
1201 strlcpy( My_Whowas[slot].info, Client_Info( Client ),
1202 sizeof( My_Whowas[slot].info ));
1203 strlcpy( My_Whowas[slot].server, Client_ID( Client_Introducer( Client )),
1204 sizeof( My_Whowas[slot].server ));
1207 } /* Client_RegisterWhowas */