* herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
* der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
* Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
- * der an comBase beteiligten Autoren finden Sie in der Datei AUTHORS.
+ * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
*
- * $Id: irc.c,v 1.4 2001/12/25 19:19:30 alex Exp $
+ * $Id: irc.c,v 1.17 2001/12/31 15:33:13 alex Exp $
*
* irc.c: IRC-Befehle
*
* $Log: irc.c,v $
+ * Revision 1.17 2001/12/31 15:33:13 alex
+ * - neuer Befehl NAMES, kleinere Bugfixes.
+ * - Bug bei PING behoben: war zu restriktiv implementiert :-)
+ *
+ * Revision 1.16 2001/12/31 02:18:51 alex
+ * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
+ * - neuen Header "defines.h" mit (fast) allen Konstanten.
+ * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
+ *
+ * Revision 1.15 2001/12/30 19:26:11 alex
+ * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
+ *
+ * Revision 1.14 2001/12/30 11:42:00 alex
+ * - der Server meldet nun eine ordentliche "Start-Zeit".
+ *
+ * Revision 1.13 2001/12/29 03:10:06 alex
+ * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
+ * - neue configure-Optione "--enable-strict-rfc".
+ *
+ * Revision 1.12 2001/12/27 19:17:26 alex
+ * - neue Befehle PRIVMSG, NOTICE, PING.
+ *
+ * Revision 1.11 2001/12/27 16:55:41 alex
+ * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
+ *
+ * Revision 1.10 2001/12/26 22:48:53 alex
+ * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
+ *
+ * Revision 1.9 2001/12/26 14:45:37 alex
+ * - "Code Cleanups".
+ *
+ * Revision 1.8 2001/12/26 03:21:46 alex
+ * - PING/PONG-Befehle implementiert,
+ * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
+ *
+ * Revision 1.7 2001/12/25 23:25:18 alex
+ * - und nochmal Aenderungen am Logging ;-)
+ *
+ * Revision 1.6 2001/12/25 23:13:33 alex
+ * - Debug-Meldungen angepasst.
+ *
+ * Revision 1.5 2001/12/25 22:02:42 alex
+ * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
+ *
* Revision 1.4 2001/12/25 19:19:30 alex
* - bessere Fehler-Abfragen, diverse Bugfixes.
* - Nicks werden nur einmal vergeben :-)
#include <imp.h>
#include <assert.h>
+#include <errno.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
+#include "ngircd.h"
#include "client.h"
+#include "conf.h"
+#include "conn.h"
#include "log.h"
#include "messages.h"
#include "parse.h"
+#include "tool.h"
#include <exp.h>
#include "irc.h"
} /* IRC_Exit */
-GLOBAL BOOLEAN IRC_WriteStr_Client( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
+GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
{
/* Text an Clients, lokal bzw. remote, senden. */
CHAR buffer[1000];
BOOLEAN ok = CONNECTED;
+ CONN_ID send_to;
va_list ap;
assert( Client != NULL );
assert( Format != NULL );
va_start( ap, Format );
+ vsnprintf( buffer, 1000, Format, ap );
+ va_end( ap );
- if( Client->conn_id != NONE )
- {
- /* Lokaler Client */
- vsnprintf( buffer, 1000, Format, ap );
- if( Prefix ) ok = Conn_WriteStr( Client->conn_id, ":%s %s", Prefix->host, buffer );
- else ok = Conn_WriteStr( Client->conn_id, buffer );
- }
- else
- {
- /* Remote-Client */
- Log( LOG_DEBUG, "not implemented: IRC_WriteStr_Client()" );
- }
+ if( Client->conn_id != NONE ) send_to = Client->conn_id;
+ else send_to = Client->introducer->conn_id;
+ if( Prefix ) ok = Conn_WriteStr( Client->conn_id, ":%s %s", Client_GetID( Prefix ), buffer );
+ else ok = Conn_WriteStr( Client->conn_id, buffer );
+
+ return ok;
+} /* IRC_WriteStrClient */
+
+
+GLOBAL BOOLEAN IRC_WriteStrRelated( CLIENT *Client, CHAR *Format, ... )
+{
+ CHAR buffer[1000];
+ BOOLEAN ok = CONNECTED;
+ va_list ap;
+
+ assert( Client != NULL );
+ assert( Format != NULL );
+
+ va_start( ap, Format );
+ vsnprintf( buffer, 1000, Format, ap );
va_end( ap );
+
+ /* an den Client selber */
+ ok = IRC_WriteStrClient( Client, Client, buffer );
+
return ok;
-} /* IRC_WriteStr_Client */
+} /* IRC_WriteStrRelated */
GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
- return IRC_WriteStr_Client( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Req->command );
+ if( Client->type == CLIENT_UNKNOWN )
+ {
+ Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client->conn_id );
+ return IRC_WriteStrClient( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Client_Nick( Client ), Req->command );
+ }
+ else return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Nick( Client ));
} /* IRC_PASS */
GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
{
- CLIENT *c;
-
assert( Client != NULL );
assert( Req != NULL );
- if( Client->type != CLIENT_SERVER && Client->type != CLIENT_SERVICE )
+ /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
+#ifndef STRICT_RFC
+ if( Client->type == CLIENT_UNKNOWN || Client->type == CLIENT_GOTPASS || Client->type == CLIENT_GOTNICK || Client->type == CLIENT_GOTUSER || Client->type == CLIENT_USER )
+#else
+ if( Client->type == CLIENT_UNKNOWN || Client->type == CLIENT_GOTPASS || Client->type == CLIENT_GOTNICK || Client->type == CLIENT_USER )
+#endif
{
/* Falsche Anzahl Parameter? */
- if( Req->argc != 1 ) return IRC_WriteStr_Client( Client, This_Server, ERR_NEEDMOREPARAMS_MSG );
+ if( Req->argc != 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
- /* Nick zu lang? */
- if( strlen( Req->argv[0] ) > CLIENT_NICK_LEN ) return IRC_WriteStr_Client( Client, This_Server, ERR_ERRONEUSNICKNAME_MSG, Req->argv[0] );
+ /* Ist der Client "restricted"? */
+ if( strchr( Client->modes, 'r' )) return IRC_WriteStrClient( Client, This_Server, ERR_RESTRICTED_MSG, Client_Nick( Client ));
+ /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
+ * wir nichts. So macht es das Original und mind. Snak hat probleme,
+ * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
+#ifndef STRICT_RFC
+ if( strcasecmp( Client->nick, Req->argv[0] ) == 0 ) return CONNECTED;
+#endif
+
/* pruefen, ob Nick bereits vergeben */
- c = My_Clients;
- while( c )
+ if( ! Client_CheckNick( Client, Req->argv[0] )) return CONNECTED;
+
+ if( Client->type == CLIENT_USER )
{
- if( strcasecmp( c->nick, Req->argv[0] ) == 0 )
- {
- /* den Nick gibt es bereits */
- return IRC_WriteStr_Client( Client, This_Server, ERR_NICKNAMEINUSE_MSG, Req->argv[0] );
- }
- c = c->next;
+ /* Nick-Aenderung: allen mitteilen! */
+ Log( LOG_INFO, "User \"%s!%s@%s\" changed nick: \"%s\" -> \"%s\".", Client->nick, Client->user, Client->host, Client->nick, Req->argv[0] );
+ IRC_WriteStrRelated( Client, "NICK :%s", Req->argv[0] );
}
/* Client-Nick registrieren */
if( Client->type != CLIENT_USER )
{
/* Neuer Client */
+ Log( LOG_DEBUG, "Connection %d: got NICK command ...", Client->conn_id );
if( Client->type == CLIENT_GOTUSER ) return Hello_User( Client );
else Client->type = CLIENT_GOTNICK;
}
return CONNECTED;
}
- else return IRC_WriteStr_Client( Client, This_Server, ERR_ALREADYREGISTRED_MSG );
+ else return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Nick( Client ));
} /* IRC_NICK */
assert( Client != NULL );
assert( Req != NULL );
- if( Client->type == CLIENT_UNKNOWN || Client->type == CLIENT_GOTNICK || Client->type == CLIENT_GOTPASS )
+#ifndef STRICT_RFC
+ if( Client->type == CLIENT_GOTNICK || Client->type == CLIENT_GOTPASS || Client->type == CLIENT_UNKNOWN )
+#else
+ if( Client->type == CLIENT_GOTNICK || Client->type == CLIENT_GOTPASS )
+#endif
{
/* Falsche Anzahl Parameter? */
- if( Req->argc != 4 ) return IRC_WriteStr_Client( Client, This_Server, ERR_NEEDMOREPARAMS_MSG );
-
+ if( Req->argc != 4 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
strncpy( Client->user, Req->argv[0], CLIENT_USER_LEN );
- Client->user[CLIENT_USER_LEN] = '\0';
+ Client->user[CLIENT_USER_LEN - 1] = '\0';
strncpy( Client->name, Req->argv[3], CLIENT_NAME_LEN );
- Client->name[CLIENT_NAME_LEN] = '\0';
-
+ Client->name[CLIENT_NAME_LEN - 1] = '\0';
+
+ Log( LOG_DEBUG, "Connection %d: got USER command ...", Client->conn_id );
if( Client->type == CLIENT_GOTNICK ) return Hello_User( Client );
else Client->type = CLIENT_GOTUSER;
return CONNECTED;
}
else if( Client->type == CLIENT_USER || Client->type == CLIENT_SERVER || Client->type == CLIENT_SERVICE )
{
- return IRC_WriteStr_Client( Client, This_Server, ERR_ALREADYREGISTRED_MSG );
+ return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Nick( Client ));
}
- else return IRC_WriteStr_Client( Client, This_Server, ERR_NOTREGISTERED_MSG );
+ else return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
} /* IRC_USER */
+GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
+{
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( Client->type != CLIENT_SERVER && Client->type != CLIENT_SERVICE )
+ {
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc > 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ Conn_Close( Client->conn_id, "Client wants to quit." );
+ return DISCONNECTED;
+ }
+ else return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
+} /* IRC_QUIT */
+
+
+GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
+{
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc < 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NOORIGIN_MSG, Client_Nick( Client ));
+ if( Req->argc > 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ return IRC_WriteStrClient( Client, This_Server, "PONG %s :%s", Client_Nick( This_Server), Client_Nick( Client ));
+} /* IRC_PING */
+
+
+GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
+{
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc < 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NOORIGIN_MSG, Client_Nick( Client ));
+ if( Req->argc > 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
+ * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
+
+ Log( LOG_DEBUG, "Connection %d: received PONG.", Client->conn_id );
+ return CONNECTED;
+} /* IRC_PONG */
+
+
GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
{
assert( Client != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
/* Falsche Anzahl Parameter? */
- if( Req->argc != 0 ) return IRC_WriteStr_Client( Client, This_Server, ERR_NEEDMOREPARAMS_MSG );
-
- return Show_MOTD( Client );
+ if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ return Show_MOTD( Client );
} /* IRC_MOTD */
+GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
+{
+ CLIENT *to;
+
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc == 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NORECIPIENT_MSG, Client_Nick( Client ), Req->command );
+ if( Req->argc == 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTEXTTOSEND_MSG, Client_Nick( Client ));
+ if( Req->argc > 2 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ to = Client_Search( Req->argv[0] );
+ if( to )
+ {
+ /* Okay, Ziel ist ein User */
+ if( Client->conn_id >= 0 ) Conn_UpdateIdle( Client->conn_id );
+ return IRC_WriteStrClient( to, Client, "PRIVMSG %s :%s", to->nick, Req->argv[1] );
+ }
+
+ return IRC_WriteStrClient( Client, This_Server, ERR_NOSUCHNICK_MSG, Client_Nick( Client ), Req->argv[0] );
+} /* IRC_PRIVMSG */
+
+
+GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
+{
+ CLIENT *to;
+
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc != 2 ) return CONNECTED;
+
+ to = Client_Search( Req->argv[0] );
+ if( to )
+ {
+ /* Okay, Ziel ist ein User */
+ return IRC_WriteStrClient( to, Client, "NOTICE %s :%s", to->nick, Req->argv[1] );
+ }
+
+ return CONNECTED;
+} /* IRC_NOTICE */
+
+
+GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
+{
+ CHAR x[2], new_modes[CLIENT_MODE_LEN], *ptr, *p;
+ BOOLEAN set, ok;
+
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if(( Req->argc > 2 ) || ( Req->argc < 1 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ /* MODE ist nur fuer sich selber zulaessig */
+ if( Client_Search( Req->argv[0] ) != Client ) return IRC_WriteStrClient( Client, This_Server, ERR_USERSDONTMATCH_MSG, Client_Nick( Client ));
+
+ /* Werden die Modes erfragt? */
+ if( Req->argc == 1 ) return IRC_WriteStrClient( Client, This_Server, RPL_UMODEIS_MSG, Client_Nick( Client ), Client->modes );
+
+ ptr = Req->argv[1];
+
+ /* Sollen Modes gesetzt oder geloescht werden? */
+ if( *ptr == '+' ) set = TRUE;
+ else if( *ptr == '-' ) set = FALSE;
+ else return IRC_WriteStrClient( Client, This_Server, ERR_UMODEUNKNOWNFLAG_MSG, Client_Nick( Client ));
+
+ /* Reply-String mit Aenderungen vorbereiten */
+ if( set ) strcpy( new_modes, "+" );
+ else strcpy( new_modes, "-" );
+
+ ptr++;
+ ok = TRUE;
+ x[1] = '\0';
+ while( *ptr )
+ {
+ x[0] = '\0';
+ switch( *ptr )
+ {
+ case 'i':
+ /* invisible */
+ x[0] = 'i';
+ break;
+ case 'r':
+ /* restricted (kann nur gesetzt werden) */
+ if( set ) x[0] = 'r';
+ else ok = IRC_WriteStrClient( Client, This_Server, ERR_RESTRICTED_MSG, Client_Nick( Client ));
+ break;
+ case 'o':
+ /* operator (kann nur geloescht werden) */
+ if( ! set )
+ {
+ Client->oper_by_me = FALSE;
+ x[0] = 'o';
+ }
+ else ok = IRC_WriteStrClient( Client, This_Server, ERR_UMODEUNKNOWNFLAG_MSG, Client_Nick( Client ));
+ break;
+ default:
+ ok = IRC_WriteStrClient( Client, This_Server, ERR_UMODEUNKNOWNFLAG_MSG, Client_Nick( Client ));
+ x[0] = '\0';
+ }
+ if( ! ok ) break;
+
+ ptr++;
+ if( ! x[0] ) continue;
+
+ /* Okay, gueltigen Mode gefunden */
+ if( set )
+ {
+ /* Modes sollen gesetzt werden */
+ if( ! strchr( Client->modes, x[0] ))
+ {
+ /* Client hat den Mode noch nicht -> setzen */
+ strcat( Client->modes, x );
+ strcat( new_modes, x );
+ }
+ }
+ else
+ {
+ /* Modes sollen geloescht werden */
+ p = strchr( Client->modes, x[0] );
+ if( p )
+ {
+ /* Client hat den Mode -> loeschen */
+ while( *p )
+ {
+ *p = *(p + 1);
+ p++;
+ }
+ strcat( new_modes, x );
+ }
+ }
+ }
+
+ /* Geanderte Modes? */
+ if( new_modes[1] && ok )
+ {
+ ok = IRC_WriteStrRelated( Client, "MODE %s :%s", Client->nick, new_modes );
+ Log( LOG_DEBUG, "User \"%s!%s@%s\": Mode change, now \"%s\".", Client->nick, Client->user, Client->host, Client->modes );
+ }
+ return ok;
+} /* IRC_MODE */
+
+
+GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
+{
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc != 2 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ /* Ist ueberhaupt ein Operator gesetzt? */
+ if(( ! Conf_Oper[0] ) || ( ! Conf_OperPwd[0] )) return IRC_WriteStrClient( Client, This_Server, ERR_PASSWDMISMATCH_MSG, Client_Nick( Client ));
+
+ /* Stimmt der Name und das Passwort? */
+ if(( strcmp( Conf_Oper, Req->argv[0] ) != 0 ) || ( strcmp( Conf_OperPwd, Req->argv[1] ) != 0 )) return IRC_WriteStrClient( Client, This_Server, ERR_PASSWDMISMATCH_MSG, Client_Nick( Client ));
+
+ if( ! strchr( Client->modes, 'o' ))
+ {
+ /* noch kein o-Mode gesetzt */
+ strcat( Client->modes, "o" );
+ if( ! IRC_WriteStrRelated( Client, "MODE %s :+o", Client->nick )) return DISCONNECTED;
+ }
+
+ if( ! Client->oper_by_me ) Log( LOG_NOTICE, "User \"%s!%s@%s\" is now an IRC Operator.", Client->nick, Client->user, Client->host );
+
+ Client->oper_by_me = TRUE;
+ return IRC_WriteStrClient( Client, This_Server, RPL_YOUREOPER_MSG, Client_Nick( Client ));
+} /* IRC_OPER */
+
+
+GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
+{
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ if(( ! strchr( Client->modes, 'o' )) || ( ! Client->oper_by_me )) return IRC_WriteStrClient( Client, This_Server, ERR_NOPRIVILEGES_MSG, Client_Nick( Client ));
+
+ Log( LOG_NOTICE, "Got DIE command from \"%s!%s@%s\", going down!", Client->nick, Client->user, Client->host );
+ NGIRCd_Quit = TRUE;
+ return CONNECTED;
+} /* IRC_DIE */
+
+
+GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
+{
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ if(( ! strchr( Client->modes, 'o' )) || ( ! Client->oper_by_me )) return IRC_WriteStrClient( Client, This_Server, ERR_NOPRIVILEGES_MSG, Client_Nick( Client ));
+
+ Log( LOG_NOTICE, "Got RESTART command from \"%s!%s@%s\", going down!", Client->nick, Client->user, Client->host );
+ NGIRCd_Restart = TRUE;
+ return CONNECTED;
+} /* IRC_RESTART */
+
+
+GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
+{
+ CHAR rpl[COMMAND_LEN];
+ CLIENT *c;
+
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ /* Noch alle User ausgeben, die in keinem Channel sind */
+ rpl[0] = '\0';
+ c = Client_First( );
+ while( c )
+ {
+ if( c->type == CLIENT_USER )
+ {
+ /* Okay, das ist ein User */
+ strcat( rpl, Client_Nick( c ));
+ strcat( rpl, " " );
+ }
+
+ /* Antwort zu lang? Splitten. */
+ if( strlen( rpl ) > 480 )
+ {
+ if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
+ if( ! IRC_WriteStrClient( Client, This_Server, RPL_NAMREPLY_MSG, Client_Nick( Client ), "*", "*", rpl )) return DISCONNECTED;
+ rpl[0] = '\0';
+ }
+
+ c = Client_Next( c );
+ }
+ if( rpl[0] )
+ {
+ /* es wurden User gefunden */
+ if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
+ if( ! IRC_WriteStrClient( Client, This_Server, RPL_NAMREPLY_MSG, Client_Nick( Client ), "*", "*", rpl )) return DISCONNECTED;
+ }
+ return IRC_WriteStrClient( Client, This_Server, RPL_ENDOFNAMES_MSG, Client_Nick( Client ), "*" );
+} /* IRC_NAMES */
+
+
+GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
+{
+ CHAR rpl[COMMAND_LEN];
+ CLIENT *c;
+ CHAR *ptr;
+ INT i;
+
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ strcpy( rpl, RPL_ISON_MSG );
+ for( i = 0; i < Req->argc; i++ )
+ {
+ ptr = strtok( Req->argv[i], " " );
+ while( ptr )
+ {
+ ngt_TrimStr( ptr );
+ c = Client_GetFromNick( ptr );
+ if( c && ( c->type == CLIENT_USER ))
+ {
+ /* Dieser Nick ist "online" */
+ strcat( rpl, ptr );
+ strcat( rpl, " " );
+ }
+ ptr = strtok( NULL, " " );
+ }
+ }
+ if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
+
+ return IRC_WriteStrClient( Client, This_Server, rpl, Client->nick );
+} /* IRC_ISON */
+
+
+GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
+{
+ CLIENT *c;
+
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ /* Client suchen */
+ c = Client_GetFromNick( Req->argv[0] );
+ if(( ! c ) || ( c->type != CLIENT_USER )) return IRC_WriteStrClient( Client, This_Server, ERR_NOSUCHNICK_MSG, Client_Nick( Client ), Req->argv[0] );
+
+ /* Nick, User und Name */
+ if( ! IRC_WriteStrClient( Client, This_Server, RPL_WHOISUSER_MSG, Client_Nick( Client ), c->nick, c->user, c->host, c->name )) return DISCONNECTED;
+
+ /* Server */
+ if( ! IRC_WriteStrClient( Client, This_Server, RPL_WHOISSERVER_MSG, Client_Nick( Client ), c->nick, c->introducer->nick, c->introducer->info )) return DISCONNECTED;
+
+ /* IRC-Operator? */
+ if( strchr( c->modes, 'o' ))
+ {
+ if( ! IRC_WriteStrClient( Client, This_Server, RPL_WHOISOPERATOR_MSG, Client_Nick( Client ), c->nick )) return DISCONNECTED;
+ }
+
+ /* Idle (nur lokale Clients) */
+ if( c->conn_id >= 0 )
+ {
+ if( ! IRC_WriteStrClient( Client, This_Server, RPL_WHOISIDLE_MSG, Client_Nick( Client ), c->nick, Conn_GetIdle( c->conn_id ))) return DISCONNECTED;
+ }
+
+ /* End of Whois */
+ return IRC_WriteStrClient( Client, This_Server, RPL_ENDOFWHOIS_MSG, Client_Nick( Client ), c->nick );
+} /* IRC_WHOIS */
+
+
+GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
+{
+ CHAR rpl[COMMAND_LEN];
+ CLIENT *c;
+ INT max, i;
+
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( ! Check_Valid_User( Client )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
+
+ if( Req->argc > 5 ) max = 5;
+ else max = Req->argc;
+
+ strcpy( rpl, RPL_USERHOST_MSG );
+ for( i = 0; i < max; i++ )
+ {
+ c = Client_GetFromNick( Req->argv[i] );
+ if( c && ( c->type == CLIENT_USER ))
+ {
+ /* Dieser Nick ist "online" */
+ strcat( rpl, c->nick );
+ if( strchr( c->modes, 'o' )) strcat( rpl, "*" );
+ strcat( rpl, "=" );
+ if( strchr( c->modes, 'a' )) strcat( rpl, "-" );
+ else strcat( rpl, "+" );
+ strcat( rpl, c->user );
+ strcat( rpl, "@" );
+ strcat( rpl, c->host );
+ strcat( rpl, " " );
+ }
+ }
+ if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
+
+ return IRC_WriteStrClient( Client, This_Server, rpl, Client->nick );
+} /* IRC_USERHOST */
+
+
LOCAL BOOLEAN Check_Valid_User( CLIENT *Client )
{
assert( Client != NULL );
if( Client->type != CLIENT_USER )
{
- IRC_WriteStr_Client( Client, This_Server, ERR_NOTREGISTERED_MSG );
+ IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
return FALSE;
}
else return TRUE;
LOCAL BOOLEAN Hello_User( CLIENT *Client )
{
- Log( LOG_INFO, "User \"%s!%s@%s\" (%s) registered.", Client->nick, Client->user, Client->host, Client->name );
+ assert( Client != NULL );
+ assert( Client->nick[0] );
+
+ Log( LOG_NOTICE, "User \"%s!%s@%s\" (%s) registered (connection %d).", Client->nick, Client->user, Client->host, Client->name, Client->conn_id );
- IRC_WriteStr_Client( Client, This_Server, RPL_WELCOME_MSG, Client->nick, Client->nick, Client->user, Client->host );
- IRC_WriteStr_Client( Client, This_Server, RPL_YOURHOST_MSG, Client->nick, This_Server->host );
- IRC_WriteStr_Client( Client, This_Server, RPL_CREATED_MSG, Client->nick );
- IRC_WriteStr_Client( Client, This_Server, RPL_MYINFO_MSG, Client->nick, This_Server->host );
+ IRC_WriteStrClient( Client, This_Server, RPL_WELCOME_MSG, Client->nick, Client_GetID( Client ));
+ IRC_WriteStrClient( Client, This_Server, RPL_YOURHOST_MSG, Client->nick, This_Server->nick );
+ IRC_WriteStrClient( Client, This_Server, RPL_CREATED_MSG, Client->nick, NGIRCd_StartStr );
+ IRC_WriteStrClient( Client, This_Server, RPL_MYINFO_MSG, Client->nick, This_Server->nick );
Client->type = CLIENT_USER;
LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
{
- IRC_WriteStr_Client( Client, This_Server, RPL_MOTDSTART_MSG, Client->nick, This_Server->host );
- IRC_WriteStr_Client( Client, This_Server, RPL_MOTD_MSG, Client->nick, "Some cool IRC server welcome message ;-)" );
- return IRC_WriteStr_Client( Client, This_Server, RPL_ENDOFMOTD_MSG, Client->nick );
+ BOOLEAN ok;
+ CHAR line[127];
+ FILE *fd;
+
+ assert( Client != NULL );
+ assert( Client->nick[0] );
+
+ fd = fopen( Conf_MotdFile, "r" );
+ if( ! fd )
+ {
+ Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
+ return IRC_WriteStrClient( Client, This_Server, ERR_NOMOTD_MSG, Client->nick );
+ }
+
+ IRC_WriteStrClient( Client, This_Server, RPL_MOTDSTART_MSG, Client->nick, This_Server->nick );
+ while( TRUE )
+ {
+ if( ! fgets( line, 126, fd )) break;
+ if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
+ IRC_WriteStrClient( Client, This_Server, RPL_MOTD_MSG, Client->nick, line );
+ }
+ ok = IRC_WriteStrClient( Client, This_Server, RPL_ENDOFMOTD_MSG, Client->nick );
+
+ fclose( fd );
+
+ return ok;
} /* Show_MOTD */