1/*	$NetBSD: netconfig.h,v 1.6 2008/04/28 20:22:54 martin Exp $	*/
2
3/*-
4 * SPDX-License-Identifier: BSD-2-Clause
5 *
6 * Copyright (c) 2004 The NetBSD Foundation, Inc.
7 * All rights reserved.
8 *
9 * This code is derived from software contributed to The NetBSD Foundation
10 * by Frank van der Linden.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#ifndef _NETCONFIG_H_
35#define _NETCONFIG_H_
36
37#include <sys/cdefs.h>
38
39#define NETCONFIG	"/etc/netconfig"
40#define NETPATH		"NETPATH"
41
42struct netconfig {
43	char *nc_netid;			/* Network ID */
44	unsigned long nc_semantics;	/* Semantics (see below) */
45	unsigned long nc_flag;		/* Flags (see below) */
46	char *nc_protofmly;		/* Protocol family */
47	char *nc_proto;			/* Protocol name */
48	char *nc_device;		/* Network device pathname */
49	unsigned long nc_nlookups;	/* Number of directory lookup libs */
50	char **nc_lookups;		/* Names of the libraries */
51	unsigned long nc_unused[9];	/* reserved */
52};
53
54typedef struct {
55	struct netconfig **nc_head;
56	struct netconfig **nc_curr;
57} NCONF_HANDLE;
58
59/*
60 * nc_semantics values
61 */
62#define NC_TPI_CLTS	1	/* Connectionless transport */
63#define NC_TPI_COTS	2	/* Connection oriented transport */
64#define NC_TPI_COTS_ORD	3	/* Connection oriented, ordered transport */
65#define NC_TPI_RAW	4	/* Raw connection */
66
67/*
68 * nc_flag values
69 */
70#define NC_NOFLAG	0x00
71#define NC_VISIBLE	0x01
72#define NC_BROADCAST	0x02
73
74/*
75 * nc_protofmly values
76 */
77#define NC_NOPROTOFMLY	"-"
78#define NC_LOOPBACK	"loopback"
79#define NC_INET		"inet"
80#define NC_INET6	"inet6"
81#define NC_IMPLINK	"implink"
82#define NC_PUP		"pup"
83#define NC_CHAOS	"chaos"
84#define NC_NS		"ns"
85#define NC_NBS		"nbs"
86#define NC_ECMA		"ecma"
87#define NC_DATAKIT	"datakit"
88#define NC_CCITT	"ccitt"
89#define NC_SNA		"sna"
90#define NC_DECNET	"decnet"
91#define NC_DLI		"dli"
92#define NC_LAT		"lat"
93#define NC_HYLINK	"hylink"
94#define NC_APPLETALK	"appletalk"
95#define NC_NIT		"nit"
96#define NC_IEEE802	"ieee802"
97#define NC_OSI		"osi"
98#define NC_X25		"x25"
99#define NC_OSINET	"osinet"
100#define NC_GOSIP	"gosip"
101
102/*
103 * nc_proto values
104 */
105#define NC_NOPROTO	"-"
106#define NC_TCP		"tcp"
107#define NC_UDP		"udp"
108#define NC_ICMP		"icmp"
109
110__BEGIN_DECLS
111void *setnetconfig(void);
112struct netconfig *getnetconfig(void *);
113struct netconfig *getnetconfigent(const char *);
114void freenetconfigent(struct netconfig *);
115int endnetconfig(void *);
116
117void *setnetpath(void);
118struct netconfig *getnetpath(void *);
119int endnetpath(void *);
120
121void nc_perror(const char *);
122char *nc_sperror(void);
123__END_DECLS
124
125#endif /* _NETCONFIG_H_ */
126