/*
* Copyright (c) 1993, 1994, 1997
*      The Regents of the University of California.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that: (1) source code distributions
* retain the above copyright notice and this paragraph in its entirety, (2)
* distributions including binary code include the above copyright notice and
* this paragraph in its entirety in the documentation or other materials
* provided with the distribution, and (3) all advertising materials mentioning
* features or use of this software display the following acknowledgement:
* ``This product includes software developed by the University of California,
* Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
* the University nor the names of its contributors may be used to endorse
* or promote products derived from this software without specific prior
* written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/

/*
* Definitions for information in the LLC header.
*/

#define LLC_U_FMT       3
#define LLC_GSAP        1
#define LLC_IG          1 /* Individual / Group */
#define LLC_S_FMT       1

#define LLC_U_POLL      0x10
#define LLC_IS_POLL     0x0100
#define LLC_XID_FI      0x81

#define LLC_U_CMD(u)    ((u) & 0xef)
#define LLC_UI          0x03
#define LLC_UA          0x63
#define LLC_DISC        0x43
#define LLC_DM          0x0f
#define LLC_SABME       0x6f
#define LLC_TEST        0xe3
#define LLC_XID         0xaf
#define LLC_FRMR        0x87

#define LLC_S_CMD(is)   (((is) >> 2) & 0x03)
#define LLC_RR          0x0001
#define LLC_RNR         0x0005
#define LLC_REJ         0x0009

#define LLC_IS_NR(is)   (((is) >> 9) & 0x7f)
#define LLC_I_NS(is)    (((is) >> 1) & 0x7f)

#ifndef LLCSAP_NULL
#define LLCSAP_NULL             0x00
#endif
#ifndef LLCSAP_GLOBAL
#define LLCSAP_GLOBAL           0xff
#endif
#ifndef LLCSAP_8021B_I
#define LLCSAP_8021B_I          0x02
#endif
#ifndef LLCSAP_8021B_G
#define LLCSAP_8021B_G          0x03
#endif
#ifndef LLCSAP_SNA
#define LLCSAP_SNA              0x04
#endif
#ifndef LLCSAP_IP
#define LLCSAP_IP               0x06
#endif
#ifndef LLCSAP_PROWAYNM
#define LLCSAP_PROWAYNM         0x0e
#endif
#ifndef LLCSAP_8021D
#define LLCSAP_8021D            0x42
#endif
#ifndef LLCSAP_RS511
#define LLCSAP_RS511            0x4e
#endif
#ifndef LLCSAP_ISO8208
#define LLCSAP_ISO8208          0x7e
#endif
#ifndef LLCSAP_PROWAY
#define LLCSAP_PROWAY           0x8e
#endif
#ifndef LLCSAP_SNAP
#define LLCSAP_SNAP             0xaa
#endif
#ifndef LLCSAP_IPX
#define LLCSAP_IPX              0xe0
#endif
#ifndef LLCSAP_NETBEUI
#define LLCSAP_NETBEUI          0xf0
#endif
#ifndef LLCSAP_ISONS
#define LLCSAP_ISONS            0xfe
#endif

/*
* PIDs for use with OUI_CISCO.
*/
#define PID_CISCO_CDP           0x2000  /* Cisco Discovery Protocol */
#define PID_CISCO_VTP           0x2003  /* Cisco VLAN Trunk Protocol */
#define PID_CISCO_DTP           0x2004  /* Cisco Dynamic Trunk Protocol */
#define PID_CISCO_UDLD          0x0111  /* Unidirectional Link Detection */
#define PID_CISCO_PVST          0x010b  /* Per VLAN Spanning Tree+ and RPVST+ */
#define PID_CISCO_VLANBRIDGE    0x010c  /* "VLAN Bridge", according to Wireshark */

/*
* PIDs for use with OUI_RFC2684.
*/
#define PID_RFC2684_ETH_FCS     0x0001  /* Ethernet, with FCS */
#define PID_RFC2684_ETH_NOFCS   0x0007  /* Ethernet, without FCS */
#define PID_RFC2684_802_4_FCS   0x0002  /* 802.4, with FCS */
#define PID_RFC2684_802_4_NOFCS 0x0008  /* 802.4, without FCS */
#define PID_RFC2684_802_5_FCS   0x0003  /* 802.5, with FCS */
#define PID_RFC2684_802_5_NOFCS 0x0009  /* 802.5, without FCS */
#define PID_RFC2684_FDDI_FCS    0x0004  /* FDDI, with FCS */
#define PID_RFC2684_FDDI_NOFCS  0x000a  /* FDDI, without FCS */
#define PID_RFC2684_802_6_FCS   0x0005  /* 802.6, with FCS */
#define PID_RFC2684_802_6_NOFCS 0x000b  /* 802.6, without FCS */
#define PID_RFC2684_BPDU        0x000e  /* BPDUs */