/*
* ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001 by Alexander Barton (alex@barton.de)
+ * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
*
* Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
* der GNU General Public License (GPL), wie von der Free Software Foundation
* 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 1.11 2001/12/27 16:55:41 alex Exp $
+ * $Id: irc.c,v 1.105 2002/12/06 17:02:39 alex Exp $
*
* irc.c: IRC-Befehle
- *
- * $Log: irc.c,v $
- * 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 :-)
- * - /MOTD wird unterstuetzt.
- *
- * Revision 1.3 2001/12/24 01:34:06 alex
- * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
- * - MOTD-Ausgabe begonnen zu implementieren.
- *
- * Revision 1.2 2001/12/23 21:57:16 alex
- * - erste IRC-Befehle zu implementieren begonnen.
- *
- * Revision 1.1 2001/12/14 08:13:43 alex
- * - neues Modul begonnen :-)
*/
-#include <portab.h>
-#include "global.h"
+#include "portab.h"
-#include <imp.h>
+#include "imp.h"
#include <assert.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <stdio.h>
#include <string.h>
+#include "conn.h"
#include "client.h"
-#include "conf.h"
+#include "channel.h"
+#include "defines.h"
+#include "irc-write.h"
#include "log.h"
#include "messages.h"
#include "parse.h"
-#include <exp.h>
+#include "exp.h"
#include "irc.h"
-#define CONNECTED TRUE
-#define DISCONNECTED FALSE
-
-
-LOCAL BOOLEAN Check_Valid_User( CLIENT *Client );
-
-LOCAL BOOLEAN Hello_User( CLIENT *Client );
-LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
-
-
-GLOBAL VOID IRC_Init( VOID )
-{
-} /* IRC_Init */
-
-
-GLOBAL VOID IRC_Exit( VOID )
+GLOBAL BOOLEAN
+IRC_ERROR( CLIENT *Client, REQUEST *Req )
{
-} /* IRC_Exit */
-
-
-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 ) send_to = Client->conn_id;
- else send_to = Client->introducer->conn_id;
+ assert( Req != NULL );
- if( Prefix ) ok = Conn_WriteStr( Client->conn_id, ":%s %s", Client_GetID( Prefix ), buffer );
- else ok = Conn_WriteStr( Client->conn_id, buffer );
+ if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
+ else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
- return ok;
-} /* IRC_WriteStrClient */
+ return CONNECTED;
+} /* IRC_ERROR */
-GLOBAL BOOLEAN IRC_WriteStrRelated( CLIENT *Client, CHAR *Format, ... )
+GLOBAL BOOLEAN
+IRC_KILL( CLIENT *Client, REQUEST *Req )
{
- CHAR buffer[1000];
- BOOLEAN ok = CONNECTED;
- va_list ap;
+ CLIENT *prefix, *c;
+ CHAR reason[COMMAND_LEN];
- 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_WriteStrRelated */
-
-
-GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
-{
assert( Client != NULL );
assert( Req != NULL );
- 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_Name( Client ), Req->command );
- }
- else return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Name( Client ));
-} /* IRC_PASS */
-
+ /* is the user an IRC operator? */
+ if(( Client_Type( Client ) != CLIENT_SERVER ) && ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
-GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
+ /* Falsche Anzahl Parameter? */
+ if(( Req->argc != 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- if( Client->type != CLIENT_SERVER && Client->type != CLIENT_SERVICE )
+ if( Req->prefix ) prefix = Client_Search( Req->prefix );
+ else prefix = Client;
+ if( ! prefix )
{
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Name( Client ), Req->command );
-
- /* pruefen, ob Nick bereits vergeben */
- if( ! Client_CheckNick( Client, Req->argv[0] )) return CONNECTED;
-
- if( Client->type == CLIENT_USER )
- {
- /* Nick-Aenderung: allen mitteilen! */
- IRC_WriteStrRelated( Client, "NICK :%s", Req->argv[0] );
- }
-
- /* Client-Nick registrieren */
- strcpy( Client->nick, Req->argv[0] );
-
- 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;
+ Log( LOG_WARNING, "Got KILL with invalid prefix: \"%s\"!", Req->prefix );
+ prefix = Client_ThisServer( );
}
- else return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Name( Client ));
-} /* IRC_NICK */
+ Log( LOG_NOTICE|LOG_snotice, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] );
-GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
-
- if( Client->type == CLIENT_UNKNOWN || Client->type == CLIENT_GOTNICK || Client->type == CLIENT_GOTPASS )
- {
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 4 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Name( Client ), Req->command );
-
- strncpy( Client->user, Req->argv[0], CLIENT_USER_LEN );
- Client->user[CLIENT_USER_LEN] = '\0';
- strncpy( Client->name, Req->argv[3], CLIENT_NAME_LEN );
- Client->name[CLIENT_NAME_LEN] = '\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_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Name( Client ));
- }
- else return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Name( Client ));
-} /* IRC_USER */
+ /* build reason string */
+ if( Client_Type( Client ) == CLIENT_USER ) sprintf( reason, "KILLed by %s: %s", Client_ID( Client ), Req->argv[1] );
+ else strcpy( reason, Req->argv[1] );
+ /* andere Server benachrichtigen */
+ IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], reason );
-GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
-
- if( Client->type != CLIENT_SERVER && Client->type != CLIENT_SERVICE )
+ /* haben wir selber einen solchen Client? */
+ c = Client_Search( Req->argv[0] );
+ if( c )
{
- /* Falsche Anzahl Parameter? */
- if( Req->argc > 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Name( Client ), Req->command );
-
- Conn_Close( Client->conn_id, "Client wants to quit." );
- return DISCONNECTED;
+ /* Ja, wir haben einen solchen Client */
+ if( Client_Conn( c ) != NONE ) Conn_Close( Client_Conn( c ), NULL, reason, TRUE );
+ else Client_Destroy( c, NULL, reason, TRUE );
}
- else return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Name( Client ));
-} /* IRC_QUIT */
-
+ else Log( LOG_NOTICE, "Client with nick \"%s\" is unknown here.", Req->argv[0] );
-GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
-
- return IRC_WriteStrClient( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Client_Name( Client ), Req->command );
-} /* 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_Name( Client ));
- if( Req->argc > 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Name( 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 */
+} /* IRC_KILL */
-GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_NOTICE( CLIENT *Client, REQUEST *Req )
{
+ CLIENT *to, *from;
+
assert( Client != NULL );
assert( Req != NULL );
- if( ! Check_Valid_User( Client )) return CONNECTED;
+ if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return CONNECTED;
/* Falsche Anzahl Parameter? */
- if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Name( Client ), Req->command );
+ if( Req->argc != 2 ) return CONNECTED;
- return Show_MOTD( Client );
-} /* IRC_MOTD */
-
-
-LOCAL BOOLEAN Check_Valid_User( CLIENT *Client )
-{
- assert( Client != NULL );
+ if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
+ else from = Client;
+ if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
- if( Client->type != CLIENT_USER )
+ to = Client_Search( Req->argv[0] );
+ if(( to ) && ( Client_Type( to ) == CLIENT_USER ))
{
- IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Name( Client ));
- return FALSE;
+ /* Okay, Ziel ist ein User */
+ return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
}
- else return TRUE;
-} /* Check_Valid_User */
+ else return CONNECTED;
+} /* IRC_NOTICE */
-LOCAL BOOLEAN Hello_User( CLIENT *Client )
+GLOBAL BOOLEAN
+IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
{
- assert( Client != NULL );
- assert( Client->nick[0] );
+ CLIENT *cl, *from;
+ CHANNEL *chan;
- Log( LOG_NOTICE, "User \"%s!%s@%s\" (%s) registered.", Client->nick, Client->user, Client->host, Client->name );
-
- 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->host );
- IRC_WriteStrClient( Client, This_Server, RPL_CREATED_MSG, Client->nick );
- IRC_WriteStrClient( Client, This_Server, RPL_MYINFO_MSG, Client->nick, This_Server->host );
+ assert( Client != NULL );
+ assert( Req != NULL );
- Client->type = CLIENT_USER;
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
+ if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
+ if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- return Show_MOTD( Client );
-} /* Hello_User */
+ if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
+ else from = Client;
+ if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
+ cl = Client_Search( Req->argv[0] );
+ if( cl )
+ {
+ /* Okay, Ziel ist ein Client. Aber ist es auch ein User? */
+ if( Client_Type( cl ) != CLIENT_USER ) return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
-LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
-{
- BOOLEAN ok;
- CHAR line[127];
- FILE *fd;
-
- assert( Client != NULL );
- assert( Client->nick[0] );
+ /* Okay, Ziel ist ein User */
+ if(( Client_Type( Client ) != CLIENT_SERVER ) && ( strchr( Client_Modes( cl ), 'a' )))
+ {
+ /* Ziel-User ist AWAY: Meldung verschicken */
+ if( ! IRC_WriteStrClient( from, RPL_AWAY_MSG, Client_ID( from ), Client_ID( cl ), Client_Away( cl ))) return DISCONNECTED;
+ }
- 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->host );
- 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 );
+ /* Text senden */
+ if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
+ return IRC_WriteStrClientPrefix( cl, from, "PRIVMSG %s :%s", Client_ID( cl ), Req->argv[1] );
}
- ok = IRC_WriteStrClient( Client, This_Server, RPL_ENDOFMOTD_MSG, Client->nick );
- fclose( fd );
-
- return ok;
-} /* Show_MOTD */
+ chan = Channel_Search( Req->argv[0] );
+ if( chan ) return Channel_Write( chan, from, Client, Req->argv[1] );
+
+ return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
+} /* IRC_PRIVMSG */
/* -eof- */
projects / ngircd-alex.git / blobdiff