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1 | /* |
2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. | |
3 | * | |
4 | * @APPLE_LICENSE_HEADER_START@ | |
5 | * | |
6 | * "Portions Copyright (c) 1999 Apple Computer, Inc. All Rights | |
7 | * Reserved. This file contains Original Code and/or Modifications of | |
8 | * Original Code as defined in and that are subject to the Apple Public | |
9 | * Source License Version 1.0 (the 'License'). You may not use this file | |
10 | * except in compliance with the License. Please obtain a copy of the | |
11 | * License at http://www.apple.com/publicsource and read it before using | |
12 | * this file. | |
13 | * | |
14 | * The Original Code and all software distributed under the License are | |
15 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the | |
19 | * License for the specific language governing rights and limitations | |
20 | * under the License." | |
21 | * | |
22 | * @APPLE_LICENSE_HEADER_END@ | |
23 | */ | |
24 | /* | |
25 | * Copyright (c) 1992, 1993, 1994, 1995, 1996 | |
26 | * The Regents of the University of California. All rights reserved. | |
27 | * | |
28 | * Redistribution and use in source and binary forms, with or without | |
29 | * modification, are permitted provided that: (1) source code distributions | |
30 | * retain the above copyright notice and this paragraph in its entirety, (2) | |
31 | * distributions including binary code include the above copyright notice and | |
32 | * this paragraph in its entirety in the documentation or other materials | |
33 | * provided with the distribution, and (3) all advertising materials mentioning | |
34 | * features or use of this software display the following acknowledgement: | |
35 | * ``This product includes software developed by the University of California, | |
36 | * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of | |
37 | * the University nor the names of its contributors may be used to endorse | |
38 | * or promote products derived from this software without specific prior | |
39 | * written permission. | |
40 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED | |
41 | * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF | |
42 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
43 | * | |
44 | * @(#) $Header: /cvs/Darwin/Commands/NeXT/network_cmds/tcpdump.tproj/fddi.h,v 1.1.1.1 1999/05/02 03:58:31 wsanchez Exp $ (LBL) | |
45 | */ | |
46 | ||
47 | /* | |
48 | * Based on Ultrix if_fddi.h | |
49 | */ | |
50 | ||
51 | /* | |
52 | * This stuff should come from a system header file, but there's no | |
53 | * obviously portable way to do that and it's not really going | |
54 | * to change from system to system (except for the padding business). | |
55 | */ | |
56 | ||
57 | struct fddi_header { | |
58 | u_char fddi_fc; /* frame control */ | |
59 | u_char fddi_dhost[6]; | |
60 | u_char fddi_shost[6]; | |
61 | }; | |
62 | ||
63 | ||
64 | /* Useful values for fddi_fc (frame control) field */ | |
65 | ||
66 | /* | |
67 | * FDDI Frame Control bits | |
68 | */ | |
69 | #define FDDIFC_C 0x80 /* Class bit */ | |
70 | #define FDDIFC_L 0x40 /* Address length bit */ | |
71 | #define FDDIFC_F 0x30 /* Frame format bits */ | |
72 | #define FDDIFC_Z 0x0f /* Control bits */ | |
73 | ||
74 | /* | |
75 | * FDDI Frame Control values. (48-bit addressing only). | |
76 | */ | |
77 | #define FDDIFC_VOID 0x40 /* Void frame */ | |
78 | #define FDDIFC_NRT 0x80 /* Nonrestricted token */ | |
79 | #define FDDIFC_RT 0xc0 /* Restricted token */ | |
80 | #define FDDIFC_SMT_INFO 0x41 /* SMT Info */ | |
81 | #define FDDIFC_SMT_NSA 0x4F /* SMT Next station adrs */ | |
82 | #define FDDIFC_MAC_BEACON 0xc2 /* MAC Beacon frame */ | |
83 | #define FDDIFC_MAC_CLAIM 0xc3 /* MAC Claim frame */ | |
84 | #define FDDIFC_LLC_ASYNC 0x50 /* Async. LLC frame */ | |
85 | #define FDDIFC_LLC_SYNC 0xd0 /* Sync. LLC frame */ | |
86 | #define FDDIFC_IMP_ASYNC 0x60 /* Implementor Async. */ | |
87 | #define FDDIFC_IMP_SYNC 0xe0 /* Implementor Synch. */ | |
88 | #define FDDIFC_SMT 0x40 /* SMT frame */ | |
89 | #define FDDIFC_MAC 0xc0 /* MAC frame */ | |
90 | ||
91 | #define FDDIFC_CLFF 0xF0 /* Class/Length/Format bits */ | |
92 | #define FDDIFC_ZZZZ 0x0F /* Control bits */ |