1 /* Functions for storing Ethernet addresses in ASCII and mapping to hostnames. 2 Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, write to the Free 17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 18 02111-1307 USA. */ 19 20 #ifndef _NETINET_ETHER_H 21 #define _NETINET_ETHER_H 1 22 23 #include <features.h> 24 25 /* Get definition of `struct ether_addr'. */ 26 #include <netinet/if_ether.h> 27 28 __BEGIN_DECLS 29 30 /* Convert 48 bit Ethernet ADDRess to ASCII. */ 31 extern char *ether_ntoa (__const struct ether_addr *__addr) __THROW; 32 extern char *ether_ntoa_r (__const struct ether_addr *__addr, char *__buf) 33 __THROW; 34 35 /* Convert ASCII string S to 48 bit Ethernet address. */ 36 extern struct ether_addr *ether_aton (__const char *__asc) __THROW; 37 extern struct ether_addr *ether_aton_r (__const char *__asc, 38 struct ether_addr *__addr) __THROW; 39 40 /* Map 48 bit Ethernet number ADDR to HOSTNAME. */ 41 extern int ether_ntohost (char *__hostname, __const struct ether_addr *__addr) 42 __THROW; 43 44 /* Map HOSTNAME to 48 bit Ethernet address. */ 45 extern int ether_hostton (__const char *__hostname, struct ether_addr *__addr) 46 __THROW; 47 48 /* Scan LINE and set ADDR and HOSTNAME. */ 49 extern int ether_line (__const char *__line, struct ether_addr *__addr, 50 char *__hostname) __THROW; 51 52 __END_DECLS 53 54 #endif /* netinet/ether.h */ 55