2 * lib/arcnet.c This file contains an implementation of the "ARCnet"
3 * support functions for the NET-2 base distribution.
5 * Version: $Id: arcnet.c,v 1.6 2000/03/05 11:26:02 philip Exp $
7 * Author: Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org>
8 * Copyright 1993 MicroWalt Corporation
10 * This program is free software; you can redistribute it
11 * and/or modify it under the terms of the GNU General
12 * Public License as published by the Free Software
13 * Foundation; either version 2 of the License, or (at
14 * your option) any later version.
19 #include <sys/types.h>
20 #include <sys/socket.h>
21 #include <net/if_arp.h>
22 #include <linux/if_ether.h>
29 #include "net-support.h"
30 #include "pathnames.h"
34 extern struct hwtype arcnet_hwtype
;
37 /* Display an ARCnet address in readable format. */
38 static char *pr_arcnet(unsigned char *ptr
)
42 snprintf(buff
, sizeof(buff
), "%02X", (ptr
[0] & 0377));
47 /* Input an ARCnet address and convert to binary. */
48 static int in_arcnet(char *bufp
, struct sockaddr
*sap
)
54 sap
->sa_family
= arcnet_hwtype
.type
;
59 while ((*bufp
!= '\0') && (i
< 1)) {
64 else if (c
>= 'a' && c
<= 'f')
66 else if (c
>= 'A' && c
<= 'F')
70 fprintf(stderr
, _("in_arcnet(%s): invalid arcnet address!\n"), orig
);
79 else if (c
>= 'a' && c
<= 'f')
81 else if (c
>= 'A' && c
<= 'F')
85 fprintf(stderr
, _("in_arcnet(%s): invalid arcnet address!\n"), orig
);
90 *ptr
++ = (unsigned char) (val
& 0377);
93 /* We might get a semicolon here - not required. */
97 fprintf(stderr
, _("in_arcnet(%s): trailing : ignored!\n"),
106 /* That's it. Any trailing junk? */
107 if ((i
== ETH_ALEN
) && (*bufp
!= '\0')) {
109 fprintf(stderr
, _("in_arcnet(%s): trailing junk!\n"), orig
);
115 fprintf(stderr
, "in_arcnet(%s): %s\n", orig
, pr_arcnet(sap
->sa_data
));
122 struct hwtype arcnet_hwtype
=
124 "arcnet", NULL
, /*"2.5Mbps ARCnet", */ ARPHRD_ARCNET
, 1,
125 pr_arcnet
, in_arcnet
, NULL
129 #endif /* HAVE_HWARC */