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