FreeBSD/Linux Kernel Cross Reference
sys/netatalk/at.h
1 /* $NetBSD: at.h,v 1.5 2004/04/22 01:01:40 matt Exp $ */
2
3 /*
4 * Copyright (c) 1990,1991 Regents of The University of Michigan.
5 * All Rights Reserved.
6 *
7 * Permission to use, copy, modify, and distribute this software and
8 * its documentation for any purpose and without fee is hereby granted,
9 * provided that the above copyright notice appears in all copies and
10 * that both that copyright notice and this permission notice appear
11 * in supporting documentation, and that the name of The University
12 * of Michigan not be used in advertising or publicity pertaining to
13 * distribution of the software without specific, written prior
14 * permission. This software is supplied as is without expressed or
15 * implied warranties of any kind.
16 *
17 * This product includes software developed by the University of
18 * California, Berkeley and its contributors.
19 *
20 * Research Systems Unix Group
21 * The University of Michigan
22 * c/o Wesley Craig
23 * 535 W. William Street
24 * Ann Arbor, Michigan
25 * +1-313-764-2278
26 * netatalk@umich.edu
27 */
28
29 #ifndef _NETATALK_AT_H_
30 #define _NETATALK_AT_H_
31
32 #include <sys/ansi.h>
33
34 #ifndef sa_family_t
35 typedef __sa_family_t sa_family_t;
36 #define sa_family_t __sa_family_t
37 #endif
38
39 /*
40 * Supported protocols
41 */
42 #define ATPROTO_DDP 0
43 #define ATPROTO_AARP 254
44
45 #define DDP_MAXSZ 587
46
47 /*
48 * If ATPORT_FIRST <= Port < ATPORT_RESERVED,
49 * Port was created by a privileged process.
50 * If ATPORT_RESERVED <= Port < ATPORT_LAST,
51 * Port was not necessarily created by a
52 * privileged process.
53 */
54 #define ATPORT_FIRST 1
55 #define ATPORT_RESERVED 128
56 #define ATPORT_LAST 255
57
58 /*
59 * AppleTalk address.
60 */
61 struct at_addr {
62 u_int16_t s_net;
63 u_int8_t s_node;
64 };
65
66 #define ATADDR_ANYNET (u_int16_t)0x0000
67 #define ATADDR_ANYNODE (u_int8_t)0x00
68 #define ATADDR_ANYPORT (u_int8_t)0x00
69 #define ATADDR_BCAST (u_int8_t)0xff /* There is no BCAST for NET */
70
71 struct netrange {
72 u_int8_t nr_phase;
73 u_int16_t nr_firstnet;
74 u_int16_t nr_lastnet;
75 };
76
77 /*
78 * Socket address, AppleTalk style. We keep magic information in the
79 * zero bytes. There are three types, NONE, CONFIG which has the phase
80 * and a net range, and IFACE which has the network address of an
81 * interface. IFACE may be filled in by the client, and is filled in
82 * by the kernel.
83 */
84 struct sockaddr_at {
85 u_int8_t sat_len;
86 sa_family_t sat_family;
87 u_int8_t sat_port;
88 struct at_addr sat_addr;
89 union {
90 struct netrange r_netrange;
91 char r_zero[8]; /* Hide a struct netrange in
92 * here */
93 } sat_range;
94 };
95
96 #define sat_zero sat_range.r_zero
97
98 #ifdef _KERNEL
99 extern struct domain atalkdomain;
100 extern const struct protosw atalksw[];
101 #endif
102
103 #endif /* _NETATALK_AT_H_ */
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