/* Functions for storing Ethernet addresses in ASCII and mapping to hostnames.
Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

The GNU C Library 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
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */

#ifndef _NETINET_ETHER_H
#define _NETINET_ETHER_H 1

#include <features.h>

/* Get definition of `struct ether_addr'. */
#include <netinet/if_ether.h>

__BEGIN_DECLS

/* Convert 48 bit Ethernet ADDRess to ASCII. */
extern char *ether_ntoa (__const struct ether_addr *__addr) __THROW;
extern char *ether_ntoa_r (__const struct ether_addr *__addr, char *__buf)
__THROW;

/* Convert ASCII string S to 48 bit Ethernet address. */
extern struct ether_addr *ether_aton (__const char *__asc) __THROW;
extern struct ether_addr *ether_aton_r (__const char *__asc,
struct ether_addr *__addr) __THROW;

/* Map 48 bit Ethernet number ADDR to HOSTNAME. */
extern int ether_ntohost (char *__hostname, __const struct ether_addr *__addr)
__THROW;

/* Map HOSTNAME to 48 bit Ethernet address. */
extern int ether_hostton (__const char *__hostname, struct ether_addr *__addr)
__THROW;

/* Scan LINE and set ADDR and HOSTNAME. */
extern int ether_line (__const char *__line, struct ether_addr *__addr,
char *__hostname) __THROW;

__END_DECLS

#endif /* netinet/ether.h */