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/* 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 */