LXR linux/include/linux/if

   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
  26static inline struct ethhdr *eth_hdr(const struct sk_buff *skb)
  27{
  28        return (struct ethhdr *)skb_mac_header(skb);
  29}
  30
  31int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr);
  32
  33extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len);
  34
  35#endif  /* _LINUX_IF_ETHER_H */
  36