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LinuxKPI: if_ether additions

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Add various protocol IDs found in various wireless drivers.
Also add ETH_FRAME_LEN and struct ethhdr.

Sponsored by:	The FreeBSD Foundation
MFC after:	2 weeks
Reviewed by:	hselasky
Differential Revision:	https://reviews.freebsd.org/D29397

(cherry picked from commit 3cce818c46)
This commit is contained in:
Bjoern A. Zeeb 2021-03-23 16:44:56 +00:00
parent 36d6711bd6
commit 3fe9c5b2b0
1 changed files with 12 additions and 0 deletions
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12
sys/compat/linuxkpi/common/include/linux/if_ether.h
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@ -39,17 +39,29 @@
#ifndef ETH_ALEN
#define ETH_ALEN ETHER_ADDR_LEN
#endif
#define ETH_FRAME_LEN (ETHER_MAX_LEN - ETHER_CRC_LEN)
#define ETH_FCS_LEN 4 /* Octets in the FCS */
#define VLAN_HLEN 4 /* The additional bytes (on top of the Ethernet header)
* that VLAN requires. */
/*
* defined Ethernet Protocol ID's.
*/
#define ETH_P_ARP ETHERTYPE_ARP
#define ETH_P_IP ETHERTYPE_IP
#define ETH_P_IPV6 ETHERTYPE_IPV6
#define ETH_P_MPLS_UC ETHERTYPE_MPLS
#define ETH_P_MPLS_MC ETHERTYPE_MPLS_MCAST
#define ETH_P_8021Q ETHERTYPE_VLAN
#define ETH_P_8021AD ETHERTYPE_QINQ
#define ETH_P_PAE ETHERTYPE_PAE
#define ETH_P_802_2 ETHERTYPE_8023
#define ETH_P_LINK_CTL 0x886C /* ITU-T G.989.2 */
#define ETH_P_TDLS 0x890D /* 802.11z-2010, see wpa. */
struct ethhdr {
uint8_t h_dest[ETH_ALEN];
uint8_t h_source[ETH_ALEN];
uint16_t h_proto;
} __packed;
#endif /* _LINUX_IF_ETHER_H_ */