xref: /minix3/sbin/ifconfig/ether.c (revision c3b6f8f269dded933641674db559d1ecea71d5f1)
1 /*	$NetBSD: ether.c,v 1.2 2012/11/01 13:43:23 pgoyette Exp $	*/
2 
3 /*
4  * Copyright (c) 1983, 1993
5  *      The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 #ifndef lint
34 __RCSID("$NetBSD: ether.c,v 1.2 2012/11/01 13:43:23 pgoyette Exp $");
35 #endif /* not lint */
36 
37 #include <sys/param.h>
38 #include <sys/ioctl.h>
39 
40 #include <net/if.h>
41 #include <net/if_ether.h>
42 
43 #include <ctype.h>
44 #include <err.h>
45 #include <errno.h>
46 #include <string.h>
47 #include <stdlib.h>
48 #include <stdio.h>
49 #include <util.h>
50 
51 #include "env.h"
52 #include "parse.h"
53 #include "extern.h"
54 #include "prog_ops.h"
55 
56 static void ether_status(prop_dictionary_t, prop_dictionary_t);
57 static void ether_constructor(void) __attribute__((constructor));
58 
59 static status_func_t status;
60 
61 #define MAX_PRINT_LEN 55
62 
63 void
64 ether_status(prop_dictionary_t env, prop_dictionary_t oenv)
65 {
66 	struct eccapreq eccr;
67 	char fbuf[BUFSIZ];
68 	char *bp;
69 
70 	memset(&eccr, 0, sizeof(eccr));
71 
72 	if (direct_ioctl(env, SIOCGETHERCAP, &eccr) == -1)
73 		return;
74 
75 	if (eccr.eccr_capabilities != 0) {
76 		(void)snprintb_m(fbuf, sizeof(fbuf), ECCAPBITS,
77 		    eccr.eccr_capabilities, MAX_PRINT_LEN);
78 		bp = fbuf;
79 		while (*bp != '\0') {
80 			printf("\tec_capabilities=%s\n", &bp[2]);
81 			bp += strlen(bp) + 1;
82 		}
83 		(void)snprintb_m(fbuf, sizeof(fbuf), ECCAPBITS,
84 		    eccr.eccr_capenable, MAX_PRINT_LEN);
85 		bp = fbuf;
86 		while (*bp != '\0') {
87 			printf("\tec_enabled=%s\n", &bp[2]);
88 			bp += strlen(bp) + 1;
89 		}
90 	}
91 }
92 
93 static void
94 ether_constructor(void)
95 {
96 
97 	status_func_init(&status, ether_status);
98 	register_status(&status);
99 }
100