1/* $NetBSD: llc.h,v 1.2 2014/11/19 19:33:30 christos Exp $ */
2
3/*
4 * Copyright (c) 1993, 1994, 1997
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that: (1) source code distributions
9 * retain the above copyright notice and this paragraph in its entirety, (2)
10 * distributions including binary code include the above copyright notice and
11 * this paragraph in its entirety in the documentation or other materials
12 * provided with the distribution, and (3) all advertising materials mentioning
13 * features or use of this software display the following acknowledgement:
14 * ``This product includes software developed by the University of California,
15 * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
16 * the University nor the names of its contributors may be used to endorse
17 * or promote products derived from this software without specific prior
18 * written permission.
19 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
20 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
21 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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_MASK 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_MASK 0x0f
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/*
56 * 802.2 LLC SAP values.
57 */
58
59#ifndef LLCSAP_NULL
60#define LLCSAP_NULL 0x00
61#endif
62#ifndef LLCSAP_GLOBAL
63#define LLCSAP_GLOBAL 0xff
64#endif
65#ifndef LLCSAP_8021B_I
66#define LLCSAP_8021B_I 0x02
67#endif
68#ifndef LLCSAP_8021B_G
69#define LLCSAP_8021B_G 0x03
70#endif
71#ifndef LLCSAP_IP
72#define LLCSAP_IP 0x06
73#endif
74#ifndef LLCSAP_PROWAYNM
75#define LLCSAP_PROWAYNM 0x0e
76#endif
77#ifndef LLCSAP_8021D
78#define LLCSAP_8021D 0x42
79#endif
80#ifndef LLCSAP_RS511
81#define LLCSAP_RS511 0x4e
82#endif
83#ifndef LLCSAP_ISO8208
84#define LLCSAP_ISO8208 0x7e
85#endif
86#ifndef LLCSAP_PROWAY
87#define LLCSAP_PROWAY 0x8e
88#endif
89#ifndef LLCSAP_SNAP
90#define LLCSAP_SNAP 0xaa
91#endif
92#ifndef LLCSAP_IPX
93#define LLCSAP_IPX 0xe0
94#endif
95#ifndef LLCSAP_NETBEUI
96#define LLCSAP_NETBEUI 0xf0
97#endif
98#ifndef LLCSAP_ISONS
99#define LLCSAP_ISONS 0xfe
100#endif
101