- neue Befehle SERVER und NJOIN begonnen,

- begonnen, diverse IRC-Befehle an Server-Links anzupassen.
This commit is contained in:
Alexander Barton 2002-01-03 02:26:51 +00:00
parent d1574f872f
commit b9bf012e83
1 changed files with 134 additions and 35 deletions

View File

@ -9,11 +9,15 @@
* Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
* der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
*
* $Id: irc.c,v 1.20 2002/01/02 12:46:41 alex Exp $
* $Id: irc.c,v 1.21 2002/01/03 02:26:51 alex Exp $
*
* irc.c: IRC-Befehle
*
* $Log: irc.c,v $
* Revision 1.21 2002/01/03 02:26:51 alex
* - neue Befehle SERVER und NJOIN begonnen,
* - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
*
* Revision 1.20 2002/01/02 12:46:41 alex
* - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
*
@ -109,8 +113,6 @@
#define DISCONNECTED FALSE
LOCAL BOOLEAN Check_Valid_User( CLIENT *Client );
LOCAL BOOLEAN Hello_User( CLIENT *Client );
LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
@ -176,15 +178,92 @@ GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( Client->type == CLIENT_UNKNOWN )
/* Fehler liefern, wenn kein lokaler Client */
if( Client->conn_id <= NONE ) return IRC_WriteStrClient( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Client_Nick( Client ), Req->command );
if(( Client->type == CLIENT_UNKNOWN ) && ( Req->argc == 1))
{
/* noch nicht registrierte unbekannte Verbindung */
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 );
/* Passwort speichern */
strncpy( Client->pass, Req->argv[0], CLIENT_PASS_LEN );
Client->pass[CLIENT_PASS_LEN - 1] = '\0';
Client->type = CLIENT_GOTPASS;
return CONNECTED;
}
else if((( Client->type == CLIENT_UNKNOWN ) || ( Client->type == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
{
/* noch nicht registrierte Server-Verbindung */
Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client->conn_id );
/* Passwort speichern */
strncpy( Client->pass, Req->argv[0], CLIENT_PASS_LEN );
Client->pass[CLIENT_PASS_LEN - 1] = '\0';
Client->type = CLIENT_GOTPASSSERVER;
return CONNECTED;
}
else if(( Client->type == CLIENT_UNKNOWN ) || ( Client->type == CLIENT_UNKNOWNSERVER ))
{
/* Falsche Anzahl Parameter? */
return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
}
else return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Nick( Client ));
} /* IRC_PASS */
GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
{
assert( Client != NULL );
assert( Req != NULL );
/* Fehler liefern, wenn kein lokaler Client */
if( Client->conn_id <= NONE ) return IRC_WriteStrClient( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Client_Nick( Client ), Req->command );
if( Client->type == CLIENT_GOTPASSSERVER )
{
/* Verbindung soll als Server-Server-Verbindung registriert werden */
Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client->conn_id );
/* Falsche Anzahl Parameter? */
if( Req->argc != 3 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
/* Ist ein Server mit dieser ID bereits registriert? */
if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
/* Server-Strukturen fuellen ;-) */
strncpy( Client->nick, Req->argv[0], CLIENT_ID_LEN );
Client->nick[CLIENT_ID_LEN - 1] = '\0';
strncpy( Client->info, Req->argv[2], CLIENT_INFO_LEN );
Client->info[CLIENT_INFO_LEN - 1] = '\0';
Log( LOG_NOTICE, "Server \"%s\" (%s) registered (connection %d).", Client->nick, Client->info, Client->conn_id );
Client->type = CLIENT_SERVER;
return CONNECTED;
}
else if( Client->type == CLIENT_SERVER )
{
/* Neuer Server wird im Netz angekuendigt */
return CONNECTED;
}
else return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
} /* IRC_SERVER */
GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
{
assert( Client != NULL );
assert( Req != NULL );
if( Client->type != CLIENT_SERVER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTEREDSERVER_MSG, Client_Nick( Client ));
return CONNECTED;
} /* IRC_NJOIN */
GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
{
assert( Client != NULL );
@ -197,6 +276,8 @@ GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
if( Client->type == CLIENT_UNKNOWN || Client->type == CLIENT_GOTPASS || Client->type == CLIENT_GOTNICK || Client->type == CLIENT_USER )
#endif
{
/* User-Registrierung bzw. Nick-Aenderung */
/* Falsche Anzahl Parameter? */
if( Req->argc != 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -215,7 +296,7 @@ GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
* er natuerlich machen :-) */
if( strcasecmp( Client->nick, Req->argv[0] ) != 0 )
{
if( ! Client_CheckNick( Client, Req->argv[0] )) return CONNECTED;
if( ! Client_CheckNick( Client, Req->argv[0] )) return DISCONNECTED;
}
if( Client->type == CLIENT_USER )
@ -237,6 +318,15 @@ GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
}
return CONNECTED;
}
else if( Client->type == CLIENT_SERVER )
{
/* Server fuehrt neuen Client ein */
/* Falsche Anzahl Parameter? */
if( Req->argc != 7 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
return CONNECTED;
}
else return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Nick( Client ));
} /* IRC_NICK */
@ -295,7 +385,7 @@ GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if(( Client->type != CLIENT_USER ) && ( Client->type != CLIENT_SERVER )) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if( Req->argc < 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NOORIGIN_MSG, Client_Nick( Client ));
@ -310,11 +400,11 @@ GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if(( Client->type != CLIENT_USER ) && ( Client->type != CLIENT_SERVER )) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* 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 );
if( Req->argc > 2 ) 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. */
@ -329,7 +419,7 @@ GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -345,7 +435,7 @@ GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if( Req->argc == 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NORECIPIENT_MSG, Client_Nick( Client ), Req->command );
@ -371,7 +461,7 @@ GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if( Req->argc != 2 ) return CONNECTED;
@ -391,17 +481,30 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
{
CHAR x[2], new_modes[CLIENT_MODE_LEN], *ptr, *p;
BOOLEAN set, ok;
CLIENT *c;
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if(( Client->type != CLIENT_USER ) && ( Client->type != CLIENT_SERVER )) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* 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 ));
/* "Ziel-Client" suchen */
c = Client_Search( Req->argv[0] );
/* Wer ist der Anfragende? */
if( Client->type == CLIENT_USER )
{
/* User: MODE ist nur fuer sich selber zulaessig */
if( c != Client ) return IRC_WriteStrClient( Client, This_Server, ERR_USERSDONTMATCH_MSG, Client_Nick( Client ));
}
else
{
/* Server: gibt es den Client ueberhaupt? */
if( ! c ) return IRC_WriteStrClient( Client, This_Server, ERR_NOSUCHNICK_MSG, Client_Nick( Client ), Req->argv[0] );
}
/* Werden die Modes erfragt? */
if( Req->argc == 1 ) return IRC_WriteStrClient( Client, This_Server, RPL_UMODEIS_MSG, Client_Nick( Client ), Client->modes );
@ -497,7 +600,7 @@ GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if( Req->argc != 2 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -531,7 +634,7 @@ GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -549,7 +652,7 @@ GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -570,7 +673,7 @@ GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -617,7 +720,7 @@ GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -652,7 +755,7 @@ GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -693,7 +796,7 @@ GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
assert( Client != NULL );
assert( Req != NULL );
if( ! Check_Valid_User( Client )) return CONNECTED;
if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
/* Falsche Anzahl Parameter? */
if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
@ -737,23 +840,19 @@ GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
} /* IRC_ERROR */
LOCAL BOOLEAN Check_Valid_User( CLIENT *Client )
{
assert( Client != NULL );
if( Client->type != CLIENT_USER )
{
IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
return FALSE;
}
else return TRUE;
} /* Check_Valid_User */
LOCAL BOOLEAN Hello_User( CLIENT *Client )
{
assert( Client != NULL );
assert( Client->nick[0] );
/* Passwort ueberpruefen */
if( strcmp( Client->pass, Conf_ServerPwd ) != 0 )
{
/* Falsches Passwort */
Log( LOG_ALERT, "User \"%s!%s@%s\" (%s) rejected (connection %d): Bad password!", Client->nick, Client->user, Client->host, Client->name, Client->conn_id );
Conn_Close( Client->conn_id, "Bad password!" );
return DISCONNECTED;
}
Log( LOG_NOTICE, "User \"%s!%s@%s\" (%s) registered (connection %d).", Client->nick, Client->user, Client->host, Client->name, Client->conn_id );