musl/include/net/ethernet.h
Rich Felker 57d5fff5f7 header file fixes: multiple include guard consistency and correctness
one file was reusing another file's macro name, and many had
inconsistent underscores and application of SYS prefix, etc.

patch by Szabolcs Nagy (nsz)
2012-06-15 21:52:53 -04:00

56 lines
1.1 KiB
C

#ifndef _NET_ETHERNET_H
#define _NET_ETHERNET_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#include <sys/types.h>
#include <netinet/if_ether.h>
struct ether_addr {
uint8_t ether_addr_octet[ETH_ALEN];
};
struct ether_header {
uint8_t ether_dhost[ETH_ALEN];
uint8_t ether_shost[ETH_ALEN];
uint16_t ether_type;
};
#define ETHERTYPE_PUP 0x0200
#define ETHERTYPE_SPRITE 0x0500
#define ETHERTYPE_IP 0x0800
#define ETHERTYPE_ARP 0x0806
#define ETHERTYPE_REVARP 0x8035
#define ETHERTYPE_AT 0x809B
#define ETHERTYPE_AARP 0x80F3
#define ETHERTYPE_VLAN 0x8100
#define ETHERTYPE_IPX 0x8137
#define ETHERTYPE_IPV6 0x86dd
#define ETHERTYPE_LOOPBACK 0x9000
#define ETHER_ADDR_LEN ETH_ALEN
#define ETHER_TYPE_LEN 2
#define ETHER_CRC_LEN 4
#define ETHER_HDR_LEN ETH_HLEN
#define ETHER_MIN_LEN (ETH_ZLEN + ETHER_CRC_LEN)
#define ETHER_MAX_LEN (ETH_FRAME_LEN + ETHER_CRC_LEN)
#define ETHER_IS_VALID_LEN(foo) \
((foo) >= ETHER_MIN_LEN && (foo) <= ETHER_MAX_LEN)
#define ETHERTYPE_TRAIL 0x1000
#define ETHERTYPE_NTRAILER 16
#define ETHERMTU ETH_DATA_LEN
#define ETHERMIN (ETHER_MIN_LEN - ETHER_HDR_LEN - ETHER_CRC_LEN)
#ifdef __cplusplus
}
#endif
#endif