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
22/*
23 * Definitions for information in the LLC header.
24 */
25
26#define	LLC_U_FMT	3
27#define	LLC_GSAP	1
28#define	LLC_IG	        1 /* Individual / Group */
29#define LLC_S_FMT	1
30
31#define	LLC_U_POLL	0x10
32#define	LLC_IS_POLL	0x0100
33#define	LLC_XID_FI	0x81
34
35#define LLC_U_CMD_MASK	0xef
36#define	LLC_UI		0x03
37#define	LLC_UA		0x63
38#define	LLC_DISC	0x43
39#define	LLC_DM		0x0f
40#define	LLC_SABME	0x6f
41#define	LLC_TEST	0xe3
42#define	LLC_XID		0xaf
43#define	LLC_FRMR	0x87
44
45#define LLC_S_CMD_MASK	0x0f
46#define	LLC_RR		0x0001
47#define	LLC_RNR		0x0005
48#define	LLC_REJ		0x0009
49
50#define LLC_IS_NR(is)	(((is) >> 9) & 0x7f)
51#define LLC_I_NS(is)	(((is) >> 1) & 0x7f)
52
53/*
54 * 802.2 LLC SAP values.
55 */
56
57#ifndef LLCSAP_NULL
58#define	LLCSAP_NULL		0x00
59#endif
60#ifndef LLCSAP_GLOBAL
61#define	LLCSAP_GLOBAL		0xff
62#endif
63#ifndef LLCSAP_8021B_I
64#define	LLCSAP_8021B_I		0x02
65#endif
66#ifndef LLCSAP_8021B_G
67#define	LLCSAP_8021B_G		0x03
68#endif
69#ifndef LLCSAP_IP
70#define	LLCSAP_IP		0x06
71#endif
72#ifndef LLCSAP_PROWAYNM
73#define	LLCSAP_PROWAYNM		0x0e
74#endif
75#ifndef LLCSAP_8021D
76#define	LLCSAP_8021D		0x42
77#endif
78#ifndef LLCSAP_RS511
79#define	LLCSAP_RS511		0x4e
80#endif
81#ifndef LLCSAP_ISO8208
82#define	LLCSAP_ISO8208		0x7e
83#endif
84#ifndef LLCSAP_PROWAY
85#define	LLCSAP_PROWAY		0x8e
86#endif
87#ifndef LLCSAP_SNAP
88#define	LLCSAP_SNAP		0xaa
89#endif
90#ifndef LLCSAP_IPX
91#define LLCSAP_IPX		0xe0
92#endif
93#ifndef LLCSAP_NETBEUI
94#define LLCSAP_NETBEUI		0xf0
95#endif
96#ifndef LLCSAP_ISONS
97#define	LLCSAP_ISONS		0xfe
98#endif
99