Edit: ether.h
/* Functions for storing Ethernet addresses in ASCII and mapping to hostnames. Copyright (C) 1996-2018 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, see <http://www.gnu.org/licenses/>. */ #ifndef _NETINET_ETHER_H #define _NETINET_ETHER_H 1 #include <features.h> /* Get definition of `struct ether_addr'. */ #include <netinet/if_ether.h> #ifdef __USE_MISC __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 /* Use misc. */ #endif /* netinet/ether.h */
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