From 3a941ae45953a0307a44848d513e87c63a630f22 Mon Sep 17 00:00:00 2001 From: Alexander Barton Date: Sat, 29 Dec 2001 03:10:06 +0000 Subject: [PATCH] - Neue Funktion IRC_MODE() implementiert, div. Aenderungen. - neue configure-Optione "--enable-strict-rfc". --- src/ngircd/irc.c | 127 +++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 122 insertions(+), 5 deletions(-) diff --git a/src/ngircd/irc.c b/src/ngircd/irc.c index e80cf754..1c4212c1 100644 --- a/src/ngircd/irc.c +++ b/src/ngircd/irc.c @@ -9,11 +9,15 @@ * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste * der an comBase beteiligten Autoren finden Sie in der Datei AUTHORS. * - * $Id: irc.c,v 1.12 2001/12/27 19:17:26 alex Exp $ + * $Id: irc.c,v 1.13 2001/12/29 03:10:06 alex Exp $ * * irc.c: IRC-Befehle * * $Log: irc.c,v $ + * 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. * @@ -161,18 +165,33 @@ GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req ) 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_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Name( Client ), Req->command ); + /* Ist der Client "restricted"? */ + if( strchr( Client->modes, 'r' )) return IRC_WriteStrClient( Client, This_Server, ERR_RESTRICTED_MSG, Client_Name( 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 */ if( ! Client_CheckNick( Client, Req->argv[0] )) return CONNECTED; if( Client->type == CLIENT_USER ) { /* Nick-Aenderung: allen mitteilen! */ - Log( LOG_INFO, "User \"%s!%s@%s\" (%s) changed nick: \"%s\" -> \"%s\".", Client->nick, Client->user, Client->host, Client->name, Client->nick, Req->argv[0] ); + 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] ); } @@ -197,7 +216,11 @@ 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 ) +#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_WriteStrClient( Client, This_Server, ERR_NEEDMOREPARAMS_MSG, Client_Name( Client ), Req->command ); @@ -338,6 +361,100 @@ GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req ) } /* 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_Name( 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_Name( Client )); + + /* Werden die Modes erfragt? */ + if( Req->argc == 1 ) return IRC_WriteStrClient( Client, This_Server, RPL_UMODEIS_MSG, Client_Name( 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_Name( 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_Name( Client )); + break; + default: + ok = IRC_WriteStrClient( Client, This_Server, ERR_UMODEUNKNOWNFLAG_MSG, Client_Name( 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 */ + + LOCAL BOOLEAN Check_Valid_User( CLIENT *Client ) { assert( Client != NULL ); @@ -356,7 +473,7 @@ LOCAL BOOLEAN Hello_User( CLIENT *Client ) assert( Client != NULL ); assert( Client->nick[0] ); - Log( LOG_INFO, "User \"%s!%s@%s\" (%s) registered.", Client->nick, Client->user, Client->host, Client->name ); + Log( LOG_NOTICE, "User \"%s!%s@%s\" (%s) registered (connection %d).", Client->nick, Client->user, Client->host, Client->name, Client->conn_id ); 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 ); -- 2.39.2