NetBSD/sbin/ifconfig/ether.c
pgoyette 52dd3d0558 Use snprintb_m(3) to split flags/capabilities/enabled across multiple
output lines.

As discussed on current-users
2012-11-01 13:43:23 +00:00

100 lines
3.0 KiB
C

/* $NetBSD: ether.c,v 1.2 2012/11/01 13:43:23 pgoyette Exp $ */
/*
* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: ether.c,v 1.2 2012/11/01 13:43:23 pgoyette Exp $");
#endif /* not lint */
#include <sys/param.h>
#include <sys/ioctl.h>
#include <net/if.h>
#include <net/if_ether.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <util.h>
#include "env.h"
#include "parse.h"
#include "extern.h"
#include "prog_ops.h"
static void ether_status(prop_dictionary_t, prop_dictionary_t);
static void ether_constructor(void) __attribute__((constructor));
static status_func_t status;
#define MAX_PRINT_LEN 55
void
ether_status(prop_dictionary_t env, prop_dictionary_t oenv)
{
struct eccapreq eccr;
char fbuf[BUFSIZ];
char *bp;
memset(&eccr, 0, sizeof(eccr));
if (direct_ioctl(env, SIOCGETHERCAP, &eccr) == -1)
return;
if (eccr.eccr_capabilities != 0) {
(void)snprintb_m(fbuf, sizeof(fbuf), ECCAPBITS,
eccr.eccr_capabilities, MAX_PRINT_LEN);
bp = fbuf;
while (*bp != '\0') {
printf("\tec_capabilities=%s\n", &bp[2]);
bp += strlen(bp) + 1;
}
(void)snprintb_m(fbuf, sizeof(fbuf), ECCAPBITS,
eccr.eccr_capenable, MAX_PRINT_LEN);
bp = fbuf;
while (*bp != '\0') {
printf("\tec_enabled=%s\n", &bp[2]);
bp += strlen(bp) + 1;
}
}
}
static void
ether_constructor(void)
{
status_func_init(&status, ether_status);
register_status(&status);
}