llc.h revision 2949f58a438f6fd85f66a8b7ed4708042cde4b37
1/* 2 * Copyright (c) 1993, 1994, 1997 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that: (1) source code distributions 7 * retain the above copyright notice and this paragraph in its entirety, (2) 8 * distributions including binary code include the above copyright notice and 9 * this paragraph in its entirety in the documentation or other materials 10 * provided with the distribution, and (3) all advertising materials mentioning 11 * features or use of this software display the following acknowledgement: 12 * ``This product includes software developed by the University of California, 13 * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of 14 * the University nor the names of its contributors may be used to endorse 15 * or promote products derived from this software without specific prior 16 * written permission. 17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 20 * 21 * @(#) $Header: /tcpdump/master/tcpdump/llc.h,v 1.17.2.4 2007/02/08 07:07:51 guy Exp $ (LBL) 22 */ 23 24/* 25 * Definitions for information in the LLC header. 26 */ 27 28#define LLC_U_FMT 3 29#define LLC_GSAP 1 30#define LLC_IG 1 /* Individual / Group */ 31#define LLC_S_FMT 1 32 33#define LLC_U_POLL 0x10 34#define LLC_IS_POLL 0x0100 35#define LLC_XID_FI 0x81 36 37#define LLC_U_CMD(u) ((u) & 0xef) 38#define LLC_UI 0x03 39#define LLC_UA 0x63 40#define LLC_DISC 0x43 41#define LLC_DM 0x0f 42#define LLC_SABME 0x6f 43#define LLC_TEST 0xe3 44#define LLC_XID 0xaf 45#define LLC_FRMR 0x87 46 47#define LLC_S_CMD(is) (((is) >> 2) & 0x03) 48#define LLC_RR 0x0001 49#define LLC_RNR 0x0005 50#define LLC_REJ 0x0009 51 52#define LLC_IS_NR(is) (((is) >> 9) & 0x7f) 53#define LLC_I_NS(is) (((is) >> 1) & 0x7f) 54 55#ifndef LLCSAP_NULL 56#define LLCSAP_NULL 0x00 57#endif 58#ifndef LLCSAP_GLOBAL 59#define LLCSAP_GLOBAL 0xff 60#endif 61#ifndef LLCSAP_8021B_I 62#define LLCSAP_8021B_I 0x02 63#endif 64#ifndef LLCSAP_8021B_G 65#define LLCSAP_8021B_G 0x03 66#endif 67#ifndef LLCSAP_SNA 68#define LLCSAP_SNA 0x04 69#endif 70#ifndef LLCSAP_IP 71#define LLCSAP_IP 0x06 72#endif 73#ifndef LLCSAP_PROWAYNM 74#define LLCSAP_PROWAYNM 0x0e 75#endif 76#ifndef LLCSAP_8021D 77#define LLCSAP_8021D 0x42 78#endif 79#ifndef LLCSAP_RS511 80#define LLCSAP_RS511 0x4e 81#endif 82#ifndef LLCSAP_ISO8208 83#define LLCSAP_ISO8208 0x7e 84#endif 85#ifndef LLCSAP_PROWAY 86#define LLCSAP_PROWAY 0x8e 87#endif 88#ifndef LLCSAP_SNAP 89#define LLCSAP_SNAP 0xaa 90#endif 91#ifndef LLCSAP_IPX 92#define LLCSAP_IPX 0xe0 93#endif 94#ifndef LLCSAP_NETBEUI 95#define LLCSAP_NETBEUI 0xf0 96#endif 97#ifndef LLCSAP_ISONS 98#define LLCSAP_ISONS 0xfe 99#endif 100 101/* 102 * PIDs for use with OUI_CISCO. 103 */ 104#define PID_CISCO_CDP 0x2000 /* Cisco Discovery Protocol */ 105#define PID_CISCO_VTP 0x2003 /* Cisco VLAN Trunk Protocol */ 106#define PID_CISCO_DTP 0x2004 /* Cisco Dynamic Trunk Protocol */ 107 108/* 109 * PIDs for use with OUI_RFC2684. 110 */ 111#define PID_RFC2684_ETH_FCS 0x0001 /* Ethernet, with FCS */ 112#define PID_RFC2684_ETH_NOFCS 0x0007 /* Ethernet, without FCS */ 113#define PID_RFC2684_802_4_FCS 0x0002 /* 802.4, with FCS */ 114#define PID_RFC2684_802_4_NOFCS 0x0008 /* 802.4, without FCS */ 115#define PID_RFC2684_802_5_FCS 0x0003 /* 802.5, with FCS */ 116#define PID_RFC2684_802_5_NOFCS 0x0009 /* 802.5, without FCS */ 117#define PID_RFC2684_FDDI_FCS 0x0004 /* FDDI, with FCS */ 118#define PID_RFC2684_FDDI_NOFCS 0x000a /* FDDI, without FCS */ 119#define PID_RFC2684_802_6_FCS 0x0005 /* 802.6, with FCS */ 120#define PID_RFC2684_802_6_NOFCS 0x000b /* 802.6, without FCS */ 121#define PID_RFC2684_BPDU 0x000e /* BPDUs */ 122