diff options
Diffstat (limited to 'include/linux/if_ether.h')
| -rw-r--r-- | include/linux/if_ether.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h new file mode 100644 index 000000000..8a9792a64 --- /dev/null +++ b/include/linux/if_ether.h @@ -0,0 +1,44 @@ +/* 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 */ |