utils.h

This project provides a proxy that allows telnet/tcp connections to be made to serial ports on a mac

/*
 *  ser2net - A program for allowing telnet connection to serial ports
 *  Copyright (C) 2001  Corey Minyard <[e-mail]>
 *
 *  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
 */

#ifndef UTILS
#define UTILS

#include <netinet/in.h>

/* Scan for a positive integer, and return it.  Return -1 if the
   integer was invalid.  Spaces are not handled. */
int scan_int(char *str);

/* Scan for a TCP port in the form "[x.x.x.x,]x" where the first part is
   the IP address (options, defaults to INADDR_ANY) and the second part
   is the port number (required). */
int scan_tcp_port(char *str, struct sockaddr_in *addr);

/* Search for a banner by name. */
char *find_banner(char *name);

#endif /* UTILS */