+ /* Protokollversion ermitteln */
+ if( strlen( Req->argv[1] ) >= 4 )
+ {
+ c2 = Req->argv[1][2];
+ c4 = Req->argv[1][4];
+
+ Req->argv[1][4] = '\0';
+ protolow = atoi( &Req->argv[1][2] );
+ Req->argv[1][2] = '\0';
+ protohigh = atoi( Req->argv[1] );
+
+ Req->argv[1][2] = c2;
+ Req->argv[1][4] = c4;
+ }
+ else protohigh = protolow = 0;
+
+ /* Protokoll-Typ */
+ if( strlen( Req->argv[1] ) > 4 ) type = &Req->argv[1][4];
+ else type = NULL;
+
+ /* IRC-Flags (nach RFC 2813) */
+ if( Req->argc >= 4 ) ircflags = Req->argv[3];
+ else ircflags = "";
+
+ /* Implementation, Version und ngIRCd-Flags */
+ impl = Req->argv[2];
+ ptr = strchr( impl, '|' );
+ if( ptr ) *ptr = '\0';
+
+ if( type && ( strcmp( type, PROTOIRCPLUS ) == 0 ))
+ {
+ /* auf der anderen Seite laeuft ein Server, der
+ * ebenfalls das IRC+-Protokoll versteht */
+ serverver = ptr + 1;
+ flags = strchr( serverver, ':' );
+ if( flags )
+ {
+ *flags = '\0';
+ flags++;
+ }
+ else flags = "";
+ Log( LOG_INFO, "Peer announces itself as %s-%s using protocol %d.%d/IRC+ (flags: \"%s\").", impl, serverver, protohigh, protolow, flags );
+ }
+ else
+ {
+ /* auf der anderen Seite laeuft ein Server, der
+ * nur das Originalprotokoll unterstuetzt */
+ serverver = "";
+ if( strchr( ircflags, 'Z' )) flags = "Z";
+ else flags = "";
+ Log( LOG_INFO, "Peer announces itself as \"%s\" using protocol %d.%d (flags: \"%s\").", impl, protohigh, protolow, flags );
+ }
+