| /* SPDX-License-Identifier: GPL-2.0-or-later */ | |
| /* | |
| * INET An implementation of the TCP/IP protocol suite for the LINUX | |
| * operating system. INET is implemented using the BSD Socket | |
| * interface as the means of communication with the user level. | |
| * | |
| * Global definitions for the Ethernet IEEE 802.3 interface. | |
| * | |
| * Version: @(#)if_ether.h 1.0.1a 02/08/94 | |
| * | |
| * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> | |
| * Donald Becker, <becker@super.org> | |
| * Alan Cox, <alan@lxorguk.ukuu.org.uk> | |
| * Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk> | |
| */ | |
| #ifndef _LINUX_IF_ETHER_H | |
| #define _LINUX_IF_ETHER_H | |
| #include <linux/skbuff.h> | |
| #include <uapi/linux/if_ether.h> | |
| static inline struct ethhdr *eth_hdr(const struct sk_buff *skb) | |
| { | |
| return (struct ethhdr *)skb_mac_header(skb); | |
| } | |
| /* Prefer this version in TX path, instead of | |
| * skb_reset_mac_header() + eth_hdr() | |
| */ | |
| static inline struct ethhdr *skb_eth_hdr(const struct sk_buff *skb) | |
| { | |
| return (struct ethhdr *)skb->data; | |
| } | |
| static inline struct ethhdr *inner_eth_hdr(const struct sk_buff *skb) | |
| { | |
| return (struct ethhdr *)skb_inner_mac_header(skb); | |
| } | |
| int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr); | |
| extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len); | |
| #endif /* _LINUX_IF_ETHER_H */ |