/*
 *  Copyright (C) 2003 Luca Deri <deri@ntop.org>
 *                     Andreas Pfaller <apfaller@yahoo.com.au>
 *
 *                        http://www.ntop.org/
 *
 *  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.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

/* ************************************************************************* */

#define QUAD2IP(a,b,c,d) ((a)<<24 | (b)<<16 | (c)<<8 | (d))
#define PREFIX2MASK(n) (~0UL<<(32-(n)))

char *strtolower(char *s);
char *strtoupper(char *s);
u_int32_t xaton(char *s);
char *xntoa(u_int32_t ip, char *result, int len);