diff options
Diffstat (limited to 'cpukit')
| -rw-r--r-- | cpukit/ChangeLog | 1 | ||||
| -rw-r--r-- | cpukit/libnetworking/net/ethernet.h | 359 |
2 files changed, 341 insertions, 19 deletions
diff --git a/cpukit/ChangeLog b/cpukit/ChangeLog index 5fa303cb2d..180531a54b 100644 --- a/cpukit/ChangeLog +++ b/cpukit/ChangeLog @@ -4,6 +4,7 @@ Remove if_poll* (Not implemented in RTEMS, abandoned by FreeBSD). * libnetworking/net/if_ethersubr.c: Cosmetical updates from FreeBSD. Add ether_sprintf. + * libnetworking/net/ethernet.h: Update from FreeBSD. 2004-10-21 Ralf Corsepius <ralf_corsepius@rtems.org> diff --git a/cpukit/libnetworking/net/ethernet.h b/cpukit/libnetworking/net/ethernet.h index 1f988d7b9e..051e2bb960 100644 --- a/cpukit/libnetworking/net/ethernet.h +++ b/cpukit/libnetworking/net/ethernet.h @@ -1,44 +1,56 @@ /* * Fundamental constants relating to ethernet. * - * $Id$ + * $FreeBSD: src/sys/net/ethernet.h,v 1.24 2004/10/05 19:28:52 sam Exp $ * */ -#ifndef _NET_ETHERNET_H_ -#define _NET_ETHERNET_H_ - -#include <netinet/in.h> - /* - * The number of bytes in an ethernet (MAC) address. + * $Id$ */ -#define ETHER_ADDR_LEN 6 + +#ifndef _NET_ETHERNET_H_ +#define _NET_ETHERNET_H_ /* - * The number of bytes in the type field. + * Somce basic Ethernet constants. */ -#define ETHER_TYPE_LEN 2 +#define ETHER_ADDR_LEN 6 /* length of an Ethernet address */ +#define ETHER_TYPE_LEN 2 /* length of the Ethernet type field */ +#define ETHER_CRC_LEN 4 /* length of the Ethernet CRC */ +#define ETHER_HDR_LEN (ETHER_ADDR_LEN*2+ETHER_TYPE_LEN) +#define ETHER_MIN_LEN 64 /* minimum frame len, including CRC */ +#define ETHER_MAX_LEN 1518 /* maximum frame len, including CRC */ +#define ETHER_MAX_LEN_JUMBO 9018 /* max jumbo frame len, including CRC */ +#define ETHER_VLAN_ENCAP_LEN 4 /* len of 802.1Q VLAN encapsulation */ /* - * The number of bytes in the trailing CRC field. + * Mbuf adjust factor to force 32-bit alignment of IP header. + * Drivers should do m_adj(m, ETHER_ALIGN) when setting up a + * receive so the upper layers get the IP header properly aligned + * past the 14-byte Ethernet header. */ -#define ETHER_CRC_LEN 4 +#define ETHER_ALIGN 2 /* driver adjust for IP hdr alignment */ /* - * The length of the combined header. + * Compute the maximum frame size based on ethertype (i.e. possible + * encapsulation) and whether or not an FCS is present. */ -#define ETHER_HDR_LEN (ETHER_ADDR_LEN*2+ETHER_TYPE_LEN) +#define ETHER_MAX_FRAME(ifp, etype, hasfcs) \ + ((ifp)->if_mtu + ETHER_HDR_LEN + \ + ((hasfcs) ? ETHER_CRC_LEN : 0) + \ + (((etype) == ETHERTYPE_VLAN) ? ETHER_VLAN_ENCAP_LEN : 0)) /* - * The minimum packet length. + * Ethernet-specific mbuf flags. */ -#define ETHER_MIN_LEN 64 +#define M_HASFCS M_PROTO5 /* FCS included at end of frame */ /* - * The maximum packet length. + * Ethernet CRC32 polynomials (big- and little-endian verions). */ -#define ETHER_MAX_LEN 1518 +#define ETHER_CRC_POLY_LE 0xedb88320 +#define ETHER_CRC_POLY_BE 0x04c11db6 /* * A macro to validate a length with @@ -62,4 +74,313 @@ struct ether_addr { u_char octet[ETHER_ADDR_LEN]; }; -#endif +#define ETHER_IS_MULTICAST(addr) (*(addr) & 0x01) /* is address mcast/bcast? */ + +/* + * NOTE: 0x0000-0x05DC (0..1500) are generally IEEE 802.3 length fields. + * However, there are some conflicts. + */ + +#define ETHERTYPE_8023 0x0004 /* IEEE 802.3 packet */ + /* 0x0101 .. 0x1FF Experimental */ +#define ETHERTYPE_PUP 0x0200 /* Xerox PUP protocol - see 0A00 */ +#define ETHERTYPE_PUPAT 0x0200 /* PUP Address Translation - see 0A01 */ +#define ETHERTYPE_SPRITE 0x0500 /* ??? */ + /* 0x0400 Nixdorf */ +#define ETHERTYPE_NS 0x0600 /* XNS */ +#define ETHERTYPE_NSAT 0x0601 /* XNS Address Translation (3Mb only) */ +#define ETHERTYPE_DLOG1 0x0660 /* DLOG (?) */ +#define ETHERTYPE_DLOG2 0x0661 /* DLOG (?) */ +#define ETHERTYPE_IP 0x0800 /* IP protocol */ +#define ETHERTYPE_X75 0x0801 /* X.75 Internet */ +#define ETHERTYPE_NBS 0x0802 /* NBS Internet */ +#define ETHERTYPE_ECMA 0x0803 /* ECMA Internet */ +#define ETHERTYPE_CHAOS 0x0804 /* CHAOSnet */ +#define ETHERTYPE_X25 0x0805 /* X.25 Level 3 */ +#define ETHERTYPE_ARP 0x0806 /* Address resolution protocol */ +#define ETHERTYPE_NSCOMPAT 0x0807 /* XNS Compatibility */ +#define ETHERTYPE_FRARP 0x0808 /* Frame Relay ARP (RFC1701) */ + /* 0x081C Symbolics Private */ + /* 0x0888 - 0x088A Xyplex */ +#define ETHERTYPE_UBDEBUG 0x0900 /* Ungermann-Bass network debugger */ +#define ETHERTYPE_IEEEPUP 0x0A00 /* Xerox IEEE802.3 PUP */ +#define ETHERTYPE_IEEEPUPAT 0x0A01 /* Xerox IEEE802.3 PUP Address Translation */ +#define ETHERTYPE_VINES 0x0BAD /* Banyan VINES */ +#define ETHERTYPE_VINESLOOP 0x0BAE /* Banyan VINES Loopback */ +#define ETHERTYPE_VINESECHO 0x0BAF /* Banyan VINES Echo */ + +/* 0x1000 - 0x100F Berkeley Trailer */ +/* + * 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 ETHERTYPE_DCA 0x1234 /* DCA - Multicast */ +#define ETHERTYPE_VALID 0x1600 /* VALID system protocol */ +#define ETHERTYPE_DOGFIGHT 0x1989 /* Artificial Horizons ("Aviator" dogfight simulator [on Sun]) */ +#define ETHERTYPE_RCL 0x1995 /* Datapoint Corporation (RCL lan protocol) */ + + /* The following 3C0x types + are unregistered: */ +#define ETHERTYPE_NBPVCD 0x3C00 /* 3Com NBP virtual circuit datagram (like XNS SPP) not registered */ +#define ETHERTYPE_NBPSCD 0x3C01 /* 3Com NBP System control datagram not registered */ +#define ETHERTYPE_NBPCREQ 0x3C02 /* 3Com NBP Connect request (virtual cct) not registered */ +#define ETHERTYPE_NBPCRSP 0x3C03 /* 3Com NBP Connect repsonse not registered */ +#define ETHERTYPE_NBPCC 0x3C04 /* 3Com NBP Connect complete not registered */ +#define ETHERTYPE_NBPCLREQ 0x3C05 /* 3Com NBP Close request (virtual cct) not registered */ +#define ETHERTYPE_NBPCLRSP 0x3C06 /* 3Com NBP Close response not registered */ +#define ETHERTYPE_NBPDG 0x3C07 /* 3Com NBP Datagram (like XNS IDP) not registered */ +#define ETHERTYPE_NBPDGB 0x3C08 /* 3Com NBP Datagram broadcast not registered */ +#define ETHERTYPE_NBPCLAIM 0x3C09 /* 3Com NBP Claim NetBIOS name not registered */ +#define ETHERTYPE_NBPDLTE 0x3C0A /* 3Com NBP Delete Netbios name not registered */ +#define ETHERTYPE_NBPRAS 0x3C0B /* 3Com NBP Remote adaptor status request not registered */ +#define ETHERTYPE_NBPRAR 0x3C0C /* 3Com NBP Remote adaptor response not registered */ +#define ETHERTYPE_NBPRST 0x3C0D /* 3Com NBP Reset not registered */ + +#define ETHERTYPE_PCS 0x4242 /* PCS Basic Block Protocol */ +#define ETHERTYPE_IMLBLDIAG 0x424C /* Information Modes Little Big LAN diagnostic */ +#define ETHERTYPE_DIDDLE 0x4321 /* THD - Diddle */ +#define ETHERTYPE_IMLBL 0x4C42 /* Information Modes Little Big LAN */ +#define ETHERTYPE_SIMNET 0x5208 /* BBN Simnet Private */ +#define ETHERTYPE_DECEXPER 0x6000 /* DEC Unassigned, experimental */ +#define ETHERTYPE_MOPDL 0x6001 /* DEC MOP dump/load */ +#define ETHERTYPE_MOPRC 0x6002 /* DEC MOP remote console */ +#define ETHERTYPE_DECnet 0x6003 /* DEC DECNET Phase IV route */ +#define ETHERTYPE_DN ETHERTYPE_DECnet /* libpcap, tcpdump */ +#define ETHERTYPE_LAT 0x6004 /* DEC LAT */ +#define ETHERTYPE_DECDIAG 0x6005 /* DEC diagnostic protocol (at interface initialization?) */ +#define ETHERTYPE_DECCUST 0x6006 /* DEC customer protocol */ +#define ETHERTYPE_SCA 0x6007 /* DEC LAVC, SCA */ +#define ETHERTYPE_AMBER 0x6008 /* DEC AMBER */ +#define ETHERTYPE_DECMUMPS 0x6009 /* DEC MUMPS */ + /* 0x6010 - 0x6014 3Com Corporation */ +#define ETHERTYPE_TRANSETHER 0x6558 /* Trans Ether Bridging (RFC1701)*/ +#define ETHERTYPE_RAWFR 0x6559 /* Raw Frame Relay (RFC1701) */ +#define ETHERTYPE_UBDL 0x7000 /* Ungermann-Bass download */ +#define ETHERTYPE_UBNIU 0x7001 /* Ungermann-Bass NIUs */ +#define ETHERTYPE_UBDIAGLOOP 0x7002 /* Ungermann-Bass diagnostic/loopback */ +#define ETHERTYPE_UBNMC 0x7003 /* Ungermann-Bass ??? (NMC to/from UB Bridge) */ +#define ETHERTYPE_UBBST 0x7005 /* Ungermann-Bass Bridge Spanning Tree */ +#define ETHERTYPE_OS9 0x7007 /* OS/9 Microware */ +#define ETHERTYPE_OS9NET 0x7009 /* OS/9 Net? */ + /* 0x7020 - 0x7029 LRT (England) (now Sintrom) */ +#define ETHERTYPE_RACAL 0x7030 /* Racal-Interlan */ +#define ETHERTYPE_PRIMENTS 0x7031 /* Prime NTS (Network Terminal Service) */ +#define ETHERTYPE_CABLETRON 0x7034 /* Cabletron */ +#define ETHERTYPE_CRONUSVLN 0x8003 /* Cronus VLN */ +#define ETHERTYPE_CRONUS 0x8004 /* Cronus Direct */ +#define ETHERTYPE_HP 0x8005 /* HP Probe */ +#define ETHERTYPE_NESTAR 0x8006 /* Nestar */ +#define ETHERTYPE_ATTSTANFORD 0x8008 /* AT&T/Stanford (local use) */ +#define ETHERTYPE_EXCELAN 0x8010 /* Excelan */ +#define ETHERTYPE_SG_DIAG 0x8013 /* SGI diagnostic type */ +#define ETHERTYPE_SG_NETGAMES 0x8014 /* SGI network games */ +#define ETHERTYPE_SG_RESV 0x8015 /* SGI reserved type */ +#define ETHERTYPE_SG_BOUNCE 0x8016 /* SGI bounce server */ +#define ETHERTYPE_APOLLODOMAIN 0x8019 /* Apollo DOMAIN */ +#define ETHERTYPE_TYMSHARE 0x802E /* Tymeshare */ +#define ETHERTYPE_TIGAN 0x802F /* Tigan, Inc. */ +#define ETHERTYPE_REVARP 0x8035 /* Reverse addr resolution protocol */ +#define ETHERTYPE_AEONIC 0x8036 /* Aeonic Systems */ +#define ETHERTYPE_IPXNEW 0x8037 /* IPX (Novell Netware?) */ +#define ETHERTYPE_LANBRIDGE 0x8038 /* DEC LANBridge */ +#define ETHERTYPE_DSMD 0x8039 /* DEC DSM/DDP */ +#define ETHERTYPE_ARGONAUT 0x803A /* DEC Argonaut Console */ +#define ETHERTYPE_VAXELN 0x803B /* DEC VAXELN */ +#define ETHERTYPE_DECDNS 0x803C /* DEC DNS Naming Service */ +#define ETHERTYPE_ENCRYPT 0x803D /* DEC Ethernet Encryption */ +#define ETHERTYPE_DECDTS 0x803E /* DEC Distributed Time Service */ +#define ETHERTYPE_DECLTM 0x803F /* DEC LAN Traffic Monitor */ +#define ETHERTYPE_DECNETBIOS 0x8040 /* DEC PATHWORKS DECnet NETBIOS Emulation */ +#define ETHERTYPE_DECLAST 0x8041 /* DEC Local Area System Transport */ + /* 0x8042 DEC Unassigned */ +#define ETHERTYPE_PLANNING 0x8044 /* Planning Research Corp. */ + /* 0x8046 - 0x8047 AT&T */ +#define ETHERTYPE_DECAM 0x8048 /* DEC Availability Manager for Distributed Systems DECamds (but someone at DEC says not) */ +#define ETHERTYPE_EXPERDATA 0x8049 /* ExperData */ +#define ETHERTYPE_VEXP 0x805B /* Stanford V Kernel exp. */ +#define ETHERTYPE_VPROD 0x805C /* Stanford V Kernel prod. */ +#define ETHERTYPE_ES 0x805D /* Evans & Sutherland */ +#define ETHERTYPE_LITTLE 0x8060 /* Little Machines */ +#define ETHERTYPE_COUNTERPOINT 0x8062 /* Counterpoint Computers */ + /* 0x8065 - 0x8066 Univ. of Mass @ Amherst */ +#define ETHERTYPE_VEECO 0x8067 /* Veeco Integrated Auto. */ +#define ETHERTYPE_GENDYN 0x8068 /* General Dynamics */ +#define ETHERTYPE_ATT 0x8069 /* AT&T */ +#define ETHERTYPE_AUTOPHON 0x806A /* Autophon */ +#define ETHERTYPE_COMDESIGN 0x806C /* ComDesign */ +#define ETHERTYPE_COMPUGRAPHIC 0x806D /* Compugraphic Corporation */ + /* 0x806E - 0x8077 Landmark Graphics Corp. */ +#define ETHERTYPE_MATRA 0x807A /* Matra */ +#define ETHERTYPE_DDE 0x807B /* Dansk Data Elektronik */ +#define ETHERTYPE_MERIT 0x807C /* Merit Internodal (or Univ of Michigan?) */ + /* 0x807D - 0x807F Vitalink Communications */ +#define ETHERTYPE_VLTLMAN 0x8080 /* Vitalink TransLAN III Management */ + /* 0x8081 - 0x8083 Counterpoint Computers */ + /* 0x8088 - 0x808A Xyplex */ +#define ETHERTYPE_ATALK 0x809B /* AppleTalk */ +#define ETHERTYPE_AT ETHERTYPE_ATALK /* old NetBSD */ +#define ETHERTYPE_APPLETALK ETHERTYPE_ATALK /* HP-UX */ + /* 0x809C - 0x809E Datability */ +#define ETHERTYPE_SPIDER 0x809F /* Spider Systems Ltd. */ + /* 0x80A3 Nixdorf */ + /* 0x80A4 - 0x80B3 Siemens Gammasonics Inc. */ + /* 0x80C0 - 0x80C3 DCA (Digital Comm. Assoc.) Data Exchange Cluster */ + /* 0x80C4 - 0x80C5 Banyan Systems */ +#define ETHERTYPE_PACER 0x80C6 /* Pacer Software */ +#define ETHERTYPE_APPLITEK 0x80C7 /* Applitek Corporation */ + /* 0x80C8 - 0x80CC Intergraph Corporation */ + /* 0x80CD - 0x80CE Harris Corporation */ + /* 0x80CF - 0x80D2 Taylor Instrument */ + /* 0x80D3 - 0x80D4 Rosemount Corporation */ +#define ETHERTYPE_SNA 0x80D5 /* IBM SNA Services over Ethernet */ +#define ETHERTYPE_VARIAN 0x80DD /* Varian Associates */ + /* 0x80DE - 0x80DF TRFS (Integrated Solutions Transparent Remote File System) */ + /* 0x80E0 - 0x80E3 Allen-Bradley */ + /* 0x80E4 - 0x80F0 Datability */ +#define ETHERTYPE_RETIX 0x80F2 /* Retix */ +#define ETHERTYPE_AARP 0x80F3 /* AppleTalk AARP */ + /* 0x80F4 - 0x80F5 Kinetics */ +#define ETHERTYPE_APOLLO 0x80F7 /* Apollo Computer */ +#define ETHERTYPE_VLAN 0x8100 /* IEEE 802.1Q VLAN tagging (XXX conflicts) */ + /* 0x80FF - 0x8101 Wellfleet Communications (XXX conflicts) */ +#define ETHERTYPE_BOFL 0x8102 /* Wellfleet; BOFL (Breath OF Life) pkts [every 5-10 secs.] */ +#define ETHERTYPE_WELLFLEET 0x8103 /* Wellfleet Communications */ + /* 0x8107 - 0x8109 Symbolics Private */ +#define ETHERTYPE_TALARIS 0x812B /* Talaris */ +#define ETHERTYPE_WATERLOO 0x8130 /* Waterloo Microsystems Inc. (XXX which?) */ +#define ETHERTYPE_HAYES 0x8130 /* Hayes Microcomputers (XXX which?) */ +#define ETHERTYPE_VGLAB 0x8131 /* VG Laboratory Systems */ + /* 0x8132 - 0x8137 Bridge Communications */ +#define ETHERTYPE_IPX 0x8137 /* Novell (old) NetWare IPX (ECONFIG E option) */ +#define ETHERTYPE_NOVELL 0x8138 /* Novell, Inc. */ + /* 0x8139 - 0x813D KTI */ +#define ETHERTYPE_MUMPS 0x813F /* M/MUMPS data sharing */ +#define ETHERTYPE_AMOEBA 0x8145 /* Vrije Universiteit (NL) Amoeba 4 RPC (obsolete) */ +#define ETHERTYPE_FLIP 0x8146 /* Vrije Universiteit (NL) FLIP (Fast Local Internet Protocol) */ +#define ETHERTYPE_VURESERVED 0x8147 /* Vrije Universiteit (NL) [reserved] */ +#define ETHERTYPE_LOGICRAFT 0x8148 /* Logicraft */ +#define ETHERTYPE_NCD 0x8149 /* Network Computing Devices */ +#define ETHERTYPE_ALPHA 0x814A /* Alpha Micro */ +#define ETHERTYPE_SNMP 0x814C /* SNMP over Ethernet (see RFC1089) */ + /* 0x814D - 0x814E BIIN */ +#define ETHERTYPE_TEC 0x814F /* Technically Elite Concepts */ +#define ETHERTYPE_RATIONAL 0x8150 /* Rational Corp */ + /* 0x8151 - 0x8153 Qualcomm */ + /* 0x815C - 0x815E Computer Protocol Pty Ltd */ + /* 0x8164 - 0x8166 Charles River Data Systems */ +#define ETHERTYPE_XTP 0x817D /* Protocol Engines XTP */ +#define ETHERTYPE_SGITW 0x817E /* SGI/Time Warner prop. */ +#define ETHERTYPE_HIPPI_FP 0x8180 /* HIPPI-FP encapsulation */ +#define ETHERTYPE_STP 0x8181 /* Scheduled Transfer STP, HIPPI-ST */ + /* 0x8182 - 0x8183 Reserved for HIPPI-6400 */ + /* 0x8184 - 0x818C SGI prop. */ +#define ETHERTYPE_MOTOROLA 0x818D /* Motorola */ +#define ETHERTYPE_NETBEUI 0x8191 /* PowerLAN NetBIOS/NetBEUI (PC) */ + /* 0x819A - 0x81A3 RAD Network Devices */ + /* 0x81B7 - 0x81B9 Xyplex */ + /* 0x81CC - 0x81D5 Apricot Computers */ + /* 0x81D6 - 0x81DD Artisoft Lantastic */ + /* 0x81E6 - 0x81EF Polygon */ + /* 0x81F0 - 0x81F2 Comsat Labs */ + /* 0x81F3 - 0x81F5 SAIC */ + /* 0x81F6 - 0x81F8 VG Analytical */ + /* 0x8203 - 0x8205 QNX Software Systems Ltd. */ + /* 0x8221 - 0x8222 Ascom Banking Systems */ + /* 0x823E - 0x8240 Advanced Encryption Systems */ + /* 0x8263 - 0x826A Charles River Data Systems */ + /* 0x827F - 0x8282 Athena Programming */ + /* 0x829A - 0x829B Inst Ind Info Tech */ + /* 0x829C - 0x82AB Taurus Controls */ + /* 0x82AC - 0x8693 Walker Richer & Quinn */ +#define ETHERTYPE_ACCTON 0x8390 /* Accton Technologies (unregistered) */ +#define ETHERTYPE_TALARISMC 0x852B /* Talaris multicast */ +#define ETHERTYPE_KALPANA 0x8582 /* Kalpana */ + /* 0x8694 - 0x869D Idea Courier */ + /* 0x869E - 0x86A1 Computer Network Tech */ + /* 0x86A3 - 0x86AC Gateway Communications */ +#define ETHERTYPE_SECTRA 0x86DB /* SECTRA */ +#define ETHERTYPE_IPV6 0x86DD /* IP protocol version 6 */ +#define ETHERTYPE_DELTACON 0x86DE /* Delta Controls */ +#define ETHERTYPE_ATOMIC 0x86DF /* ATOMIC */ + /* 0x86E0 - 0x86EF Landis & Gyr Powers */ + /* 0x8700 - 0x8710 Motorola */ +#define ETHERTYPE_RDP 0x8739 /* Control Technology Inc. RDP Without IP */ +#define ETHERTYPE_MICP 0x873A /* Control Technology Inc. Mcast Industrial Ctrl Proto. */ + /* 0x873B - 0x873C Control Technology Inc. Proprietary */ +#define ETHERTYPE_TCPCOMP 0x876B /* TCP/IP Compression (RFC1701) */ +#define ETHERTYPE_IPAS 0x876C /* IP Autonomous Systems (RFC1701) */ +#define ETHERTYPE_SECUREDATA 0x876D /* Secure Data (RFC1701) */ +#define ETHERTYPE_FLOWCONTROL 0x8808 /* 802.3x flow control packet */ +#define ETHERTYPE_PPP 0x880B /* PPP (obsolete by PPPOE) */ +#define ETHERTYPE_HITACHI 0x8820 /* Hitachi Cable (Optoelectronic Systems Laboratory) */ +#define ETHERTYPE_MPLS 0x8847 /* MPLS Unicast */ +#define ETHERTYPE_MPLS_MCAST 0x8848 /* MPLS Multicast */ +#define ETHERTYPE_AXIS 0x8856 /* Axis Communications AB proprietary bootstrap/config */ +#define ETHERTYPE_PPPOEDISC 0x8863 /* PPP Over Ethernet Discovery Stage */ +#define ETHERTYPE_PPPOE 0x8864 /* PPP Over Ethernet Session Stage */ +#define ETHERTYPE_LANPROBE 0x8888 /* HP LanProbe test? */ +#define ETHERTYPE_PAE 0x888e /* EAPOL PAE/802.1x */ +#define ETHERTYPE_LOOPBACK 0x9000 /* Loopback: used to test interfaces */ +#define ETHERTYPE_LBACK ETHERTYPE_LOOPBACK /* DEC MOP loopback */ +#define ETHERTYPE_XNSSM 0x9001 /* 3Com (Formerly Bridge Communications), XNS Systems Management */ +#define ETHERTYPE_TCPSM 0x9002 /* 3Com (Formerly Bridge Communications), TCP/IP Systems Management */ +#define ETHERTYPE_BCLOOP 0x9003 /* 3Com (Formerly Bridge Communications), loopback detection */ +#define ETHERTYPE_DEBNI 0xAAAA /* DECNET? Used by VAX 6220 DEBNI */ +#define ETHERTYPE_SONIX 0xFAF5 /* Sonix Arpeggio */ +#define ETHERTYPE_VITAL 0xFF00 /* BBN VITAL-LanBridge cache wakeups */ + /* 0xFF00 - 0xFFOF ISC Bunker Ramo */ + +#define ETHERTYPE_MAX 0xFFFF /* Maximum valid ethernet type, reserved */ + +/* + * 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 (ETHER_MAX_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN) +#define ETHERMIN (ETHER_MIN_LEN-ETHER_HDR_LEN-ETHER_CRC_LEN) +#define ETHERMTU_JUMBO (ETHER_MAX_LEN_JUMBO - ETHER_HDR_LEN - ETHER_CRC_LEN) + +#ifdef _KERNEL + +struct ifnet; +struct mbuf; +struct rtentry; +struct sockaddr; + +extern uint32_t ether_crc32_le(const uint8_t *, size_t); +extern uint32_t ether_crc32_be(const uint8_t *, size_t); +extern void ether_demux(struct ifnet *, struct mbuf *); +extern void ether_ifattach(struct ifnet *); +extern void ether_ifdetach(struct ifnet *); +extern int ether_ioctl(struct ifnet *, int, caddr_t); +extern int ether_output(struct ifnet *, + struct mbuf *, struct sockaddr *, struct rtentry *); +extern int ether_output_frame(struct ifnet *, struct mbuf *); +extern char *ether_sprintf(const u_int8_t *); + +#else /* _KERNEL */ + +#include <sys/cdefs.h> + +/* + * Ethernet address conversion/parsing routines. + */ +__BEGIN_DECLS +struct ether_addr *ether_aton(const char *); +int ether_hostton(const char *, struct ether_addr *); +int ether_line(const char *, struct ether_addr *, char *); +char *ether_ntoa(const struct ether_addr *); +int ether_ntohost(char *, const struct ether_addr *); +__END_DECLS + +#endif /* !_KERNEL */ + +#endif /* !_NET_ETHERNET_H_ */ |