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ethernet.h (55205) ethernet.h (62143)
1/*
2 * Fundamental constants relating to ethernet.
3 *
1/*
2 * Fundamental constants relating to ethernet.
3 *
4 * $FreeBSD: head/sys/net/ethernet.h 55205 1999-12-29 04:46:21Z peter $
4 * $FreeBSD: head/sys/net/ethernet.h 62143 2000-06-26 23:34:54Z archie $
5 *
6 */
7
8#ifndef _NET_ETHERNET_H_
9#define _NET_ETHERNET_H_
10
11/*
12 * The number of bytes in an ethernet (MAC) address.

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75 * by an ETHER type (as given above) and then the (variable-length) header.
76 */
77#define ETHERTYPE_TRAIL 0x1000 /* Trailer packet */
78#define ETHERTYPE_NTRAILER 16
79
80#define ETHERMTU (ETHER_MAX_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
81#define ETHERMIN (ETHER_MIN_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
82
5 *
6 */
7
8#ifndef _NET_ETHERNET_H_
9#define _NET_ETHERNET_H_
10
11/*
12 * The number of bytes in an ethernet (MAC) address.

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75 * by an ETHER type (as given above) and then the (variable-length) header.
76 */
77#define ETHERTYPE_TRAIL 0x1000 /* Trailer packet */
78#define ETHERTYPE_NTRAILER 16
79
80#define ETHERMTU (ETHER_MAX_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
81#define ETHERMIN (ETHER_MIN_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN)
82
83#ifndef _KERNEL
83#ifdef _KERNEL
84
85extern void (*ng_ether_input_p)(struct ifnet *ifp,
86 struct mbuf **mp, struct ether_header *eh);
87extern void (*ng_ether_input_orphan_p)(struct ifnet *ifp,
88 struct mbuf *m, struct ether_header *eh);
89extern int (*ng_ether_output_p)(struct ifnet *ifp, struct mbuf **mp);
90extern void (*ng_ether_attach_p)(struct ifnet *ifp);
91extern void (*ng_ether_detach_p)(struct ifnet *ifp);
92
93#else /* _KERNEL */
94
84#include <sys/cdefs.h>
85
86/*
87 * Ethernet address conversion/parsing routines.
88 */
89__BEGIN_DECLS
90struct ether_addr *ether_aton __P((char *));
91int ether_hostton __P((char *, struct ether_addr *));
92int ether_line __P((char *, struct ether_addr *, char *));
93char *ether_ntoa __P((struct ether_addr *));
94int ether_ntohost __P((char *, struct ether_addr *));
95__END_DECLS
95#include <sys/cdefs.h>
96
97/*
98 * Ethernet address conversion/parsing routines.
99 */
100__BEGIN_DECLS
101struct ether_addr *ether_aton __P((char *));
102int ether_hostton __P((char *, struct ether_addr *));
103int ether_line __P((char *, struct ether_addr *, char *));
104char *ether_ntoa __P((struct ether_addr *));
105int ether_ntohost __P((char *, struct ether_addr *));
106__END_DECLS
96#endif
97
107
108#endif /* !_KERNEL */
109
98#endif /* !_NET_ETHERNET_H_ */
110#endif /* !_NET_ETHERNET_H_ */