if_ether.h 1.2 KB

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  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. #include <linux/skbuff.h>
  23. #include <uapi/linux/if_ether.h>
  24. static inline struct ethhdr *eth_hdr(const struct sk_buff *skb)
  25. {
  26. return (struct ethhdr *)skb_mac_header(skb);
  27. }
  28. int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr);
  29. extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len);
  30. #endif /* _LINUX_IF_ETHER_H */