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 1.17.2.1 2005/04/26 07:27:16 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_S_FMT 1 31 32 #define LLC_U_POLL 0x10 33 #define LLC_IS_POLL 0x0100 34 #define LLC_XID_FI 0x81 35 36 #define LLC_U_CMD(u) ((u) & 0xef) 37 #define LLC_UI 0x03 38 #define LLC_UA 0x63 39 #define LLC_DISC 0x43 40 #define LLC_DM 0x0f 41 #define LLC_SABME 0x6f 42 #define LLC_TEST 0xe3 43 #define LLC_XID 0xaf 44 #define LLC_FRMR 0x87 45 46 #define LLC_S_CMD(is) (((is) >> 1) & 0x03) 47 #define LLC_RR 0x0001 48 #define LLC_RNR 0x0005 49 #define LLC_REJ 0x0009 50 51 #define LLC_IS_NR(is) (((is) >> 9) & 0x7f) 52 #define LLC_I_NS(is) (((is) >> 1) & 0x7f) 53 54 #ifndef LLCSAP_NULL 55 #define LLCSAP_NULL 0x00 56 #endif 57 #ifndef LLCSAP_GLOBAL 58 #define LLCSAP_GLOBAL 0xff 59 #endif 60 #ifndef LLCSAP_8021B_I 61 #define LLCSAP_8021B_I 0x02 62 #endif 63 #ifndef LLCSAP_8021B_G 64 #define LLCSAP_8021B_G 0x03 65 #endif 66 #ifndef LLCSAP_IP 67 #define LLCSAP_IP 0x06 68 #endif 69 #ifndef LLCSAP_PROWAYNM 70 #define LLCSAP_PROWAYNM 0x0e 71 #endif 72 #ifndef LLCSAP_8021D 73 #define LLCSAP_8021D 0x42 74 #endif 75 #ifndef LLCSAP_RS511 76 #define LLCSAP_RS511 0x4e 77 #endif 78 #ifndef LLCSAP_ISO8208 79 #define LLCSAP_ISO8208 0x7e 80 #endif 81 #ifndef LLCSAP_PROWAY 82 #define LLCSAP_PROWAY 0x8e 83 #endif 84 #ifndef LLCSAP_SNAP 85 #define LLCSAP_SNAP 0xaa 86 #endif 87 #ifndef LLCSAP_IPX 88 #define LLCSAP_IPX 0xe0 89 #endif 90 #ifndef LLCSAP_NETBEUI 91 #define LLCSAP_NETBEUI 0xf0 92 #endif 93 #ifndef LLCSAP_ISONS 94 #define LLCSAP_ISONS 0xfe 95 #endif 96 97 /* 98 * PIDs for use with OUI_CISCO. 99 */ 100 #define PID_CISCO_CDP 0x2000 /* Cisco Discovery Protocol */ 101 102 /* 103 * PIDs for use with OUI_RFC2684. 104 */ 105 #define PID_RFC2684_ETH_FCS 0x0001 /* Ethernet, with FCS */ 106 #define PID_RFC2684_ETH_NOFCS 0x0007 /* Ethernet, without FCS */ 107 #define PID_RFC2684_802_4_FCS 0x0002 /* 802.4, with FCS */ 108 #define PID_RFC2684_802_4_NOFCS 0x0008 /* 802.4, without FCS */ 109 #define PID_RFC2684_802_5_FCS 0x0003 /* 802.5, with FCS */ 110 #define PID_RFC2684_802_5_NOFCS 0x0009 /* 802.5, without FCS */ 111 #define PID_RFC2684_FDDI_FCS 0x0004 /* FDDI, with FCS */ 112 #define PID_RFC2684_FDDI_NOFCS 0x000a /* FDDI, without FCS */ 113 #define PID_RFC2684_802_6_FCS 0x0005 /* 802.6, with FCS */ 114 #define PID_RFC2684_802_6_NOFCS 0x000b /* 802.6, without FCS */ 115 #define PID_RFC2684_BPDU 0x000e /* BPDUs */ 116