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- neue Befehle SERVER und NJOIN begonnen,
- begonnen, diverse IRC-Befehle an Server-Links anzupassen.
This commit is contained in:
Alexander Barton
parent
d1574f872f
commit
b9bf012e83
169
src/ngircd/irc.c
169
src/ngircd/irc.c
@ -9,11 +9,15 @@
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* Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
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* der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
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*
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* $Id: irc.c,v 1.20 2002/01/02 12:46:41 alex Exp $
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* $Id: irc.c,v 1.21 2002/01/03 02:26:51 alex Exp $
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*
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* irc.c: IRC-Befehle
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*
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* $Log: irc.c,v $
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* Revision 1.21 2002/01/03 02:26:51 alex
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* - neue Befehle SERVER und NJOIN begonnen,
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* - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
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*
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* Revision 1.20 2002/01/02 12:46:41 alex
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* - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
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*
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@ -109,8 +113,6 @@
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#define DISCONNECTED FALSE
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LOCAL BOOLEAN Check_Valid_User( CLIENT *Client );
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LOCAL BOOLEAN Hello_User( CLIENT *Client );
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LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
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@ -176,15 +178,92 @@ GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( Client->type == CLIENT_UNKNOWN )
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/* Fehler liefern, wenn kein lokaler Client */
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if( Client->conn_id <= NONE ) return IRC_WriteStrClient( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Client_Nick( Client ), Req->command );
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if(( Client->type == CLIENT_UNKNOWN ) && ( Req->argc == 1))
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{
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/* noch nicht registrierte unbekannte Verbindung */
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Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client->conn_id );
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return IRC_WriteStrClient( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Client_Nick( Client ), Req->command );
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/* Passwort speichern */
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strncpy( Client->pass, Req->argv[0], CLIENT_PASS_LEN );
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Client->pass[CLIENT_PASS_LEN - 1] = '\0';
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Client->type = CLIENT_GOTPASS;
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return CONNECTED;
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}
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else if((( Client->type == CLIENT_UNKNOWN ) || ( Client->type == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
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{
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/* noch nicht registrierte Server-Verbindung */
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Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client->conn_id );
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/* Passwort speichern */
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strncpy( Client->pass, Req->argv[0], CLIENT_PASS_LEN );
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Client->pass[CLIENT_PASS_LEN - 1] = '\0';
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Client->type = CLIENT_GOTPASSSERVER;
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return CONNECTED;
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}
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else if(( Client->type == CLIENT_UNKNOWN ) || ( Client->type == CLIENT_UNKNOWNSERVER ))
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{
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/* Falsche Anzahl Parameter? */
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return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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}
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else return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Nick( Client ));
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} /* IRC_PASS */
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GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
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{
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assert( Client != NULL );
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assert( Req != NULL );
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/* Fehler liefern, wenn kein lokaler Client */
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if( Client->conn_id <= NONE ) return IRC_WriteStrClient( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Client_Nick( Client ), Req->command );
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if( Client->type == CLIENT_GOTPASSSERVER )
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{
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/* Verbindung soll als Server-Server-Verbindung registriert werden */
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Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client->conn_id );
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 3 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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/* Ist ein Server mit dieser ID bereits registriert? */
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if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
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/* Server-Strukturen fuellen ;-) */
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strncpy( Client->nick, Req->argv[0], CLIENT_ID_LEN );
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Client->nick[CLIENT_ID_LEN - 1] = '\0';
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strncpy( Client->info, Req->argv[2], CLIENT_INFO_LEN );
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Client->info[CLIENT_INFO_LEN - 1] = '\0';
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Log( LOG_NOTICE, "Server \"%s\" (%s) registered (connection %d).", Client->nick, Client->info, Client->conn_id );
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Client->type = CLIENT_SERVER;
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return CONNECTED;
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}
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else if( Client->type == CLIENT_SERVER )
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{
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/* Neuer Server wird im Netz angekuendigt */
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return CONNECTED;
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}
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else return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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} /* IRC_SERVER */
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GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
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{
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assert( Client != NULL );
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assert( Req != NULL );
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if( Client->type != CLIENT_SERVER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTEREDSERVER_MSG, Client_Nick( Client ));
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return CONNECTED;
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} /* IRC_NJOIN */
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GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
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{
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assert( Client != NULL );
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@ -197,6 +276,8 @@ GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
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if( Client->type == CLIENT_UNKNOWN || Client->type == CLIENT_GOTPASS || Client->type == CLIENT_GOTNICK || Client->type == CLIENT_USER )
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#endif
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{
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/* User-Registrierung bzw. Nick-Aenderung */
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -215,7 +296,7 @@ GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
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* er natuerlich machen :-) */
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if( strcasecmp( Client->nick, Req->argv[0] ) != 0 )
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{
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if( ! Client_CheckNick( Client, Req->argv[0] )) return CONNECTED;
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if( ! Client_CheckNick( Client, Req->argv[0] )) return DISCONNECTED;
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}
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if( Client->type == CLIENT_USER )
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@ -237,6 +318,15 @@ GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
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}
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return CONNECTED;
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}
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else if( Client->type == CLIENT_SERVER )
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{
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/* Server fuehrt neuen Client ein */
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 7 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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return CONNECTED;
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}
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else return IRC_WriteStrClient( Client, This_Server, ERR_ALREADYREGISTRED_MSG, Client_Nick( Client ));
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} /* IRC_NICK */
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@ -295,7 +385,7 @@ GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if(( Client->type != CLIENT_USER ) && ( Client->type != CLIENT_SERVER )) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc < 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NOORIGIN_MSG, Client_Nick( Client ));
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@ -310,11 +400,11 @@ GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if(( Client->type != CLIENT_USER ) && ( Client->type != CLIENT_SERVER )) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc < 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NOORIGIN_MSG, Client_Nick( Client ));
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if( Req->argc > 1 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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if( Req->argc > 2 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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/* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
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* aktualisiert, daher muss das hier nicht mehr gemacht werden. */
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@ -329,7 +419,7 @@ GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -345,7 +435,7 @@ GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc == 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NORECIPIENT_MSG, Client_Nick( Client ), Req->command );
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@ -371,7 +461,7 @@ GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 2 ) return CONNECTED;
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@ -391,17 +481,30 @@ GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
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{
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CHAR x[2], new_modes[CLIENT_MODE_LEN], *ptr, *p;
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BOOLEAN set, ok;
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CLIENT *c;
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if(( Client->type != CLIENT_USER ) && ( Client->type != CLIENT_SERVER )) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if(( Req->argc > 2 ) || ( Req->argc < 1 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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/* MODE ist nur fuer sich selber zulaessig */
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if( Client_Search( Req->argv[0] ) != Client ) return IRC_WriteStrClient( Client, This_Server, ERR_USERSDONTMATCH_MSG, Client_Nick( Client ));
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/* "Ziel-Client" suchen */
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c = Client_Search( Req->argv[0] );
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/* Wer ist der Anfragende? */
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if( Client->type == CLIENT_USER )
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{
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/* User: MODE ist nur fuer sich selber zulaessig */
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if( c != Client ) return IRC_WriteStrClient( Client, This_Server, ERR_USERSDONTMATCH_MSG, Client_Nick( Client ));
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}
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else
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{
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/* Server: gibt es den Client ueberhaupt? */
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if( ! c ) return IRC_WriteStrClient( Client, This_Server, ERR_NOSUCHNICK_MSG, Client_Nick( Client ), Req->argv[0] );
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}
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/* Werden die Modes erfragt? */
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if( Req->argc == 1 ) return IRC_WriteStrClient( Client, This_Server, RPL_UMODEIS_MSG, Client_Nick( Client ), Client->modes );
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@ -497,7 +600,7 @@ GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 2 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -531,7 +634,7 @@ GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -549,7 +652,7 @@ GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -570,7 +673,7 @@ GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if( Req->argc != 0 ) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -617,7 +720,7 @@ GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -652,7 +755,7 @@ GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -693,7 +796,7 @@ GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
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assert( Client != NULL );
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assert( Req != NULL );
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if( ! Check_Valid_User( Client )) return CONNECTED;
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if( Client->type != CLIENT_USER ) return IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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/* Falsche Anzahl Parameter? */
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if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Nick( Client ), Req->command );
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@ -737,23 +840,19 @@ GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
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} /* IRC_ERROR */
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LOCAL BOOLEAN Check_Valid_User( CLIENT *Client )
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{
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assert( Client != NULL );
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if( Client->type != CLIENT_USER )
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{
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IRC_WriteStrClient( Client, This_Server, ERR_NOTREGISTERED_MSG, Client_Nick( Client ));
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return FALSE;
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}
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else return TRUE;
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} /* Check_Valid_User */
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LOCAL BOOLEAN Hello_User( CLIENT *Client )
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{
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assert( Client != NULL );
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assert( Client->nick[0] );
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/* Passwort ueberpruefen */
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if( strcmp( Client->pass, Conf_ServerPwd ) != 0 )
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{
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/* Falsches Passwort */
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Log( LOG_ALERT, "User \"%s!%s@%s\" (%s) rejected (connection %d): Bad password!", Client->nick, Client->user, Client->host, Client->name, Client->conn_id );
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Conn_Close( Client->conn_id, "Bad password!" );
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return DISCONNECTED;
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}
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Log( LOG_NOTICE, "User \"%s!%s@%s\" (%s) registered (connection %d).", Client->nick, Client->user, Client->host, Client->name, Client->conn_id );
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