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Diffstat (limited to 'usr/src/uts/common/sys/ethernet.h')
| -rw-r--r-- | usr/src/uts/common/sys/ethernet.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/usr/src/uts/common/sys/ethernet.h b/usr/src/uts/common/sys/ethernet.h new file mode 100644 index 0000000000..3161f73608 --- /dev/null +++ b/usr/src/uts/common/sys/ethernet.h @@ -0,0 +1,152 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (the "License"). You may not use this file except in compliance + * with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright 2005 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +/* + * ethernet.h header for common Ethernet declarations. + */ + +#ifndef _SYS_ETHERNET_H +#define _SYS_ETHERNET_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#ifdef __cplusplus +extern "C" { +#endif + +#define ETHERADDRL (6) /* ethernet address length in octets */ +#define ETHERFCSL (4) /* ethernet FCS length in octets */ + +/* + * Ethernet address - 6 octets + */ +typedef uchar_t ether_addr_t[ETHERADDRL]; + +/* + * Ethernet address - 6 octets + */ +struct ether_addr { + ether_addr_t ether_addr_octet; +}; + +/* + * Structure of a 10Mb/s Ethernet header. + */ +struct ether_header { + struct ether_addr ether_dhost; + struct ether_addr ether_shost; + ushort_t ether_type; +}; + +#define ETHER_CFI 0 + +struct ether_vlan_header { + struct ether_addr ether_dhost; + struct ether_addr ether_shost; + ushort_t ether_tpid; + ushort_t ether_tci; + ushort_t ether_type; +}; + +#define ETHERTYPE_PUP (0x0200) /* PUP protocol */ +#define ETHERTYPE_802_MIN (0x0600) /* Min valid ethernet type */ + /* under IEEE 802.3 rules */ +#define ETHERTYPE_IP (0x0800) /* IP protocol */ +#define ETHERTYPE_ARP (0x0806) /* Addr. resolution protocol */ +#define ETHERTYPE_REVARP (0x8035) /* Reverse ARP */ +#define ETHERTYPE_AT (0x809b) /* AppleTalk protocol */ +#define ETHERTYPE_AARP (0x80f3) /* AppleTalk ARP */ +#define ETHERTYPE_IPV6 (0x86dd) /* IPv6 */ +#define ETHERTYPE_SLOW (0x8809) /* Slow Protocol */ +#define ETHERTYPE_PPPOED (0x8863) /* PPPoE Discovery Stage */ +#define ETHERTYPE_PPPOES (0x8864) /* PPPoE Session Stage */ +#define ETHERTYPE_MAX (0xffff) /* Max valid ethernet type */ + +/* + * The ETHERTYPE_NTRAILER packet types starting at ETHERTYPE_TRAIL have + * (type-ETHERTYPE_TRAIL)*512 bytes of data followed + * by an ETHER type (as given above) and then the (variable-length) header. + */ +#define ETHERTYPE_TRAIL (0x1000) /* Trailer packet */ +#define ETHERTYPE_NTRAILER (16) + +#define ETHERMTU (1500) /* max frame w/o header or fcs */ +#define ETHERMIN (60) /* min frame w/header w/o fcs */ +#define ETHERMAX (1514) /* max frame w/header w/o fcs */ + +/* + * Compare two Ethernet addresses - assumes that the two given + * pointers can be referenced as shorts. On architectures + * where this is not the case, use bcmp instead. Note that like + * bcmp, we return zero if they are the SAME. + */ + +#if defined(__sparc) || defined(__i386) || defined(__amd64) +#define ether_cmp(a, b) (((short *)b)[2] != ((short *)a)[2] || \ + ((short *)b)[1] != ((short *)a)[1] || \ + ((short *)b)[0] != ((short *)a)[0]) +#else +#define ether_cmp(a, b) (bcmp((caddr_t)a, (caddr_t)b, 6)) +#endif + +/* + * Copy Ethernet addresses from a to b - assumes that the two given + * pointers can be referenced as shorts. On architectures + * where this is not the case, use bcopy instead. + */ + +#if defined(__sparc) || defined(__i386) || defined(__amd64) +#define ether_copy(a, b) { ((short *)b)[0] = ((short *)a)[0]; \ + ((short *)b)[1] = ((short *)a)[1]; ((short *)b)[2] = ((short *)a)[2]; } +#else +#define ether_copy(a, b) (bcopy((caddr_t)a, (caddr_t)b, 6)) +#endif + +#ifdef _KERNEL +extern int localetheraddr(struct ether_addr *, struct ether_addr *); +extern char *ether_sprintf(struct ether_addr *); +extern int ether_aton(char *, uchar_t *); +#else /* _KERNEL */ +#ifdef __STDC__ +extern char *ether_ntoa(const struct ether_addr *); +extern struct ether_addr *ether_aton(const char *); +extern int ether_ntohost(char *, const struct ether_addr *); +extern int ether_hostton(const char *, struct ether_addr *); +extern int ether_line(const char *, struct ether_addr *, char *); +#else /* __STDC__ */ +extern char *ether_ntoa(); +extern struct ether_addr *ether_aton(); +extern int ether_ntohost(); +extern int ether_hostton(); +extern int ether_line(); +#endif /* __STDC__ */ +#endif /* _KERNEL */ + +#ifdef __cplusplus +} +#endif + +#endif /* _SYS_ETHERNET_H */ |