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glibc  2.9
ether.h
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00001 /* Functions for storing Ethernet addresses in ASCII and mapping to hostnames.
00002    Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #ifndef _NETINET_ETHER_H
00021 #define _NETINET_ETHER_H    1
00022 
00023 #include <features.h>
00024 
00025 /* Get definition of `struct ether_addr'.  */
00026 #include <netinet/if_ether.h>
00027 
00028 __BEGIN_DECLS
00029 
00030 /* Convert 48 bit Ethernet ADDRess to ASCII.  */
00031 extern char *ether_ntoa (__const struct ether_addr *__addr) __THROW;
00032 extern char *ether_ntoa_r (__const struct ether_addr *__addr, char *__buf)
00033      __THROW;
00034 
00035 /* Convert ASCII string S to 48 bit Ethernet address.  */
00036 extern struct ether_addr *ether_aton (__const char *__asc) __THROW;
00037 extern struct ether_addr *ether_aton_r (__const char *__asc,
00038                                    struct ether_addr *__addr) __THROW;
00039 
00040 /* Map 48 bit Ethernet number ADDR to HOSTNAME.  */
00041 extern int ether_ntohost (char *__hostname, __const struct ether_addr *__addr)
00042      __THROW;
00043 
00044 /* Map HOSTNAME to 48 bit Ethernet address.  */
00045 extern int ether_hostton (__const char *__hostname, struct ether_addr *__addr)
00046      __THROW;
00047 
00048 /* Scan LINE and set ADDR and HOSTNAME.  */
00049 extern int ether_line (__const char *__line, struct ether_addr *__addr,
00050                      char *__hostname) __THROW;
00051 
00052 __END_DECLS
00053 
00054 #endif /* netinet/ether.h */