* ngIRCd -- The Next Generation IRC Daemon
* 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 ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * Please read the file COPYING, README and AUTHORS for more information.
*
- * $Id: parse.c,v 1.49 2002/11/30 17:39:56 alex Exp $
- *
- * parse.c: Parsen der Client-Anfragen
+ * IRC command parser and validator
*/
#include "portab.h"
+static char UNUSED id[] = "$Id: parse.c,v 1.60 2004/01/17 03:17:49 alex Exp $";
+
#include "imp.h"
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
+#include <strings.h>
#include "ngircd.h"
#include "defines.h"
-#include "conn.h"
+#include "conn-func.h"
#include "client.h"
#include "channel.h"
#include "log.h"
#include "exp.h"
-typedef struct _COMMAND
-{
- CHAR *name; /* Name des Befehls */
- BOOLEAN (*function)( CLIENT *Client, REQUEST *Request );
- CLIENT_TYPE type; /* Erlaubte Client-Typen (Bitmaske) */
- LONG count; /* Anzahl der Aufrufe */
-} COMMAND;
-
-
COMMAND My_Commands[] =
{
- { "ADMIN", IRC_ADMIN, CLIENT_USER|CLIENT_SERVER, 0 },
- { "AWAY", IRC_AWAY, CLIENT_USER, 0 },
- { "CONNECT", IRC_CONNECT, CLIENT_USER, 0 },
- { "DIE", IRC_DIE, CLIENT_USER, 0 },
- { "ERROR", IRC_ERROR, 0xFFFF, 0 },
- { "INVITE", IRC_INVITE, CLIENT_USER|CLIENT_SERVER, 0 },
- { "ISON", IRC_ISON, CLIENT_USER, 0 },
- { "JOIN", IRC_JOIN, CLIENT_USER|CLIENT_SERVER, 0 },
- { "KICK", IRC_KICK, CLIENT_USER|CLIENT_SERVER, 0 },
- { "KILL", IRC_KILL, CLIENT_SERVER, 0 },
- { "LINKS", IRC_LINKS, CLIENT_USER|CLIENT_SERVER, 0 },
- { "LIST", IRC_LIST, CLIENT_USER|CLIENT_SERVER, 0 },
- { "LUSERS", IRC_LUSERS, CLIENT_USER|CLIENT_SERVER, 0 },
- { "MODE", IRC_MODE, CLIENT_USER|CLIENT_SERVER, 0 },
- { "MOTD", IRC_MOTD, CLIENT_USER|CLIENT_SERVER, 0 },
- { "NAMES", IRC_NAMES, CLIENT_USER|CLIENT_SERVER, 0 },
- { "NICK", IRC_NICK, 0xFFFF, 0 },
- { "NJOIN", IRC_NJOIN, CLIENT_SERVER, 0 },
- { "NOTICE", IRC_NOTICE, 0xFFFF, 0 },
- { "OPER", IRC_OPER, CLIENT_USER, 0 },
- { "PART", IRC_PART, CLIENT_USER|CLIENT_SERVER, 0 },
- { "PASS", IRC_PASS, 0xFFFF, 0 },
- { "PING", IRC_PING, CLIENT_USER|CLIENT_SERVER, 0 },
- { "PONG", IRC_PONG, CLIENT_USER|CLIENT_SERVER, 0 },
- { "PRIVMSG", IRC_PRIVMSG, CLIENT_USER|CLIENT_SERVER, 0 },
- { "QUIT", IRC_QUIT, 0xFFFF, 0 },
- { "REHASH", IRC_REHASH, CLIENT_USER, 0 },
- { "RESTART", IRC_RESTART, CLIENT_USER, 0 },
- { "SERVER", IRC_SERVER, 0xFFFF, 0 },
- { "SQUIT", IRC_SQUIT, CLIENT_SERVER, 0 },
- { "STATS", IRC_STATS, CLIENT_USER|CLIENT_SERVER, 0 },
- { "TIME", IRC_TIME, CLIENT_USER|CLIENT_SERVER, 0 },
- { "TOPIC", IRC_TOPIC, CLIENT_USER|CLIENT_SERVER, 0 },
- { "USER", IRC_USER, 0xFFFF, 0 },
- { "USERHOST", IRC_USERHOST, CLIENT_USER, 0 },
- { "VERSION", IRC_VERSION, CLIENT_USER|CLIENT_SERVER, 0 },
- { "WHO", IRC_WHO, CLIENT_USER, 0 },
- { "WHOIS", IRC_WHOIS, CLIENT_USER|CLIENT_SERVER, 0 },
- { "WHOWAS", IRC_WHOWAS, CLIENT_USER|CLIENT_SERVER, 0 },
+ { "ADMIN", IRC_ADMIN, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "AWAY", IRC_AWAY, CLIENT_USER, 0, 0, 0 },
+ { "CONNECT", IRC_CONNECT, CLIENT_USER, 0, 0, 0 },
+ { "DIE", IRC_DIE, CLIENT_USER, 0, 0, 0 },
+ { "DISCONNECT", IRC_DISCONNECT, CLIENT_USER, 0, 0, 0 },
+ { "ERROR", IRC_ERROR, 0xFFFF, 0, 0, 0 },
+ { "HELP", IRC_HELP, CLIENT_USER, 0, 0, 0 },
+ { "INVITE", IRC_INVITE, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "ISON", IRC_ISON, CLIENT_USER, 0, 0, 0 },
+ { "JOIN", IRC_JOIN, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "KICK", IRC_KICK, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "KILL", IRC_KILL, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "LINKS", IRC_LINKS, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "LIST", IRC_LIST, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "LUSERS", IRC_LUSERS, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "MODE", IRC_MODE, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "MOTD", IRC_MOTD, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "NAMES", IRC_NAMES, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "NICK", IRC_NICK, 0xFFFF, 0, 0, 0 },
+ { "NJOIN", IRC_NJOIN, CLIENT_SERVER, 0, 0, 0 },
+ { "NOTICE", IRC_NOTICE, 0xFFFF, 0, 0, 0 },
+ { "OPER", IRC_OPER, CLIENT_USER, 0, 0, 0 },
+ { "PART", IRC_PART, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "PASS", IRC_PASS, 0xFFFF, 0, 0, 0 },
+ { "PING", IRC_PING, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "PONG", IRC_PONG, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "PRIVMSG", IRC_PRIVMSG, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "QUIT", IRC_QUIT, 0xFFFF, 0, 0, 0 },
+ { "REHASH", IRC_REHASH, CLIENT_USER, 0, 0, 0 },
+ { "RESTART", IRC_RESTART, CLIENT_USER, 0, 0, 0 },
+ { "SERVER", IRC_SERVER, 0xFFFF, 0, 0, 0 },
+ { "SQUIT", IRC_SQUIT, CLIENT_SERVER, 0, 0, 0 },
+ { "STATS", IRC_STATS, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "TIME", IRC_TIME, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "TOPIC", IRC_TOPIC, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "TRACE", IRC_TRACE, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "USER", IRC_USER, 0xFFFF, 0, 0, 0 },
+ { "USERHOST", IRC_USERHOST, CLIENT_USER, 0, 0, 0 },
+ { "VERSION", IRC_VERSION, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "WHO", IRC_WHO, CLIENT_USER, 0, 0, 0 },
+ { "WHOIS", IRC_WHOIS, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
+ { "WHOWAS", IRC_WHOWAS, CLIENT_USER|CLIENT_SERVER, 0, 0, 0 },
#ifdef IRCPLUS
- { "CHANINFO", IRC_CHANINFO, CLIENT_SERVER, 0 },
+ { "CHANINFO", IRC_CHANINFO, CLIENT_SERVER, 0, 0, 0 },
#endif
- { NULL, NULL, 0 } /* Ende-Marke */
+ { NULL, NULL, 0x0, 0, 0, 0 } /* Ende-Marke */
};
LOCAL BOOLEAN Handle_Request PARAMS(( CONN_ID Idx, REQUEST *Req ));
+GLOBAL COMMAND *
+Parse_GetCommandStruct( VOID )
+{
+ return My_Commands;
+} /* Parse_GetCommandStruct */
+
+
GLOBAL BOOLEAN
Parse_Request( CONN_ID Idx, CHAR *Request )
{
*ptr = '\0';
#ifndef STRICT_RFC
/* multiple Leerzeichen als Trenner vor
- *Parametertrennern ignorieren */
+ * Parametern ignorieren */
while( *(ptr + 1) == ' ' ) ptr++;
#endif
}
CLIENT *client, *target, *prefix;
CHAR str[LINE_LEN];
+ BOOLEAN result;
COMMAND *cmd;
INT i;
client = Client_GetFromConn( Idx );
assert( client != NULL );
- /* Statuscode, der geforwarded werden muss? */
- if(( strlen( Req->command ) == 3 ) && ( atoi( Req->command ) > 100 ))
+ /* Statuscode? */
+ if(( Client_Type( client ) == CLIENT_SERVER ) && ( strlen( Req->command ) == 3 ) && ( atoi( Req->command ) > 100 ))
{
- /* Befehl ist ein Statuscode */
+ /* Command is a status code from an other server */
- /* Zielserver ermitteln */
- if(( Client_Type( client ) == CLIENT_SERVER ) && ( Req->argc > 0 )) target = Client_Search( Req->argv[0] );
+ /* Determine target */
+ if( Req->argc > 0 ) target = Client_Search( Req->argv[0] );
else target = NULL;
if( ! target )
{
+ /* Status code without target!? */
if( Req->argc > 0 ) Log( LOG_WARNING, "Unknown target for status code %s: \"%s\"", Req->command, Req->argv[0] );
else Log( LOG_WARNING, "Unknown target for status code %s!", Req->command );
return TRUE;
}
if( target == Client_ThisServer( ))
{
+ /* This server is the target, ignore it */
Log( LOG_DEBUG, "Ignored status code %s from \"%s\".", Req->command, Client_ID( client ));
return TRUE;
}
- /* Quell-Client ermitteln */
+ /* Determine source */
if( ! Req->prefix[0] )
{
- Log( LOG_WARNING, "Got status code without prefix!?" );
+ /* Oops, no prefix!? */
+ Log( LOG_WARNING, "Got status code %s from \"%s\" without prefix!?", Req->command, Client_ID( client ));
return TRUE;
}
else prefix = Client_Search( Req->prefix );
if( ! prefix )
{
- Log( LOG_WARNING, "Got status code from unknown source: \"%s\"", Req->prefix );
+ /* Oops, unknown prefix!? */
+ Log( LOG_WARNING, "Got status code %s from unknown source: \"%s\"", Req->command, Req->prefix );
return TRUE;
}
- /* Statuscode weiterleiten */
- strcpy( str, Req->command );
+ /* Forward status code */
+ strlcpy( str, Req->command, sizeof( str ));
for( i = 0; i < Req->argc; i++ )
{
- if( i < Req->argc - 1 ) strcat( str, " " );
- else strcat( str, " :" );
- strcat( str, Req->argv[i] );
+ if( i < Req->argc - 1 ) strlcat( str, " ", sizeof( str ));
+ else strlcat( str, " :", sizeof( str ));
+ strlcat( str, Req->argv[i], sizeof( str ));
}
return IRC_WriteStrClientPrefix( target, prefix, "%s", str );
}
if( Client_Type( client ) & cmd->type )
{
- /* Der Befehl ist fuer diesen Client-Typ erlaubt.
- * Entsprechende Funktion zaehlen nun aufrufen: */
- cmd->count++;
- return (cmd->function)( client, Req );
+ /* Command is allowed for this client: call it and count produced bytes */
+ Conn_ResetWCounter( );
+ result = (cmd->function)( client, Req );
+ cmd->bytes += Conn_WCounter( );
+
+ /* Adjust counters */
+ if( Client_Type( client ) != CLIENT_SERVER ) cmd->lcount++;
+ else cmd->rcount++;
+
+ return result;
}
else
{