1 /* 2 * INET An implementation of the TCP/IP protocol suite for the LINUX 3 * operating system. INET is implemented using the BSD Socket 4 * interface as the means of communication with the user level. 5 * 6 * Global definitions for the Ethernet IEEE 802.3 interface. 7 * 8 * Version: @(#)if_ether.h 1.0.1a 02/08/94 9 * 10 * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> 11 * Donald Becker, <becker@super.org> 12 * Alan Cox, <alan@lxorguk.ukuu.org.uk> 13 * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> 14 * 15 * This program is free software; you can redistribute it and/or 16 * modify it under the terms of the GNU General Public License 17 * as published by the Free Software Foundation; either version 18 * 2 of the License, or (at your option) any later version. 19 */ 20 #ifndef _LINUX_IF_ETHER_H 21 #define _LINUX_IF_ETHER_H 22 23 #include <linux/skbuff.h> 24 #include <uapi/linux/if_ether.h> 25 26 static inline struct ethhdr *eth_hdr(const struct sk_buff *skb) 27 { 28 return (struct ethhdr *)skb_mac_header(skb); 29 } 30 31 int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr); 32 33 extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len); 34 35 #endif /* _LINUX_IF_ETHER_H */ 36