/****************************************************************************
 *  Pathneck: locating network path bottlenecks
 *  Copyright (C) 2004
 *  Ningning Hu and the Carnegie Mellon University
 *
 *  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 (in the COPYING file) 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
 ****************************************************************************/

#ifndef util_h
#define util_h

double get_time();
int get_delay_num(double gap);
char * ip2str(unsigned long ip);
int GetCannonicalInfo(char *string, char name[MAXHOSTNAMELEN], uint32_t *address, char ip_str[16]);
u_short in_cksum(register u_short *addr, register int len);

#endif /* util_h */