2013-04-06 16:48:33 +02:00

110 lines
3.1 KiB
C

/* $NetBSD: interface.c,v 1.2 2008/04/28 20:23:07 martin Exp $ */
/*
* Copyright (c) 2005 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Rui Paulo.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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 <errno.h>
#include <string.h>
#include <err.h>
#include <fcntl.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/ioctl.h>
#include <net/bpf.h>
#include <net/if.h>
int
main(int argc, char *argv[])
{
int fd,i ;
u_int testint;
struct bpf_dltlist testdlt;
struct bpf_program testprog;
struct bpf_stat teststat;
struct bpf_version testversion;
struct ifreq testif;
struct timeval testtv;
struct ioctls_lists {
unsigned long req;
void *argumentp;
} ioctls[] = {
{ BIOCGBLEN, &testint },
{ BIOCGDLT, &testint },
{ BIOCGDLTLIST, &testdlt },
{ BIOCFLUSH, NULL },
{ BIOCPROMISC, NULL },
{ BIOCGETIF, &testif },
{ BIOCGRTIMEOUT, &testtv },
{ BIOCGSTATS, &teststat },
{ BIOCIMMEDIATE, &testint },
{ BIOCSETF, &testprog },
{ BIOCVERSION, &testversion },
{ BIOCGHDRCMPLT, &testint },
{ BIOCGSEESENT, &testint },
{ -1, NULL }
};
int nfailed;
fd = open("/dev/bpf", O_RDWR, 0);
if (fd < 0)
err(EXIT_FAILURE, "/dev/bpf");
strcpy(testif.ifr_name, "lo0");
nfailed = 0;
/* set no filter or remove the filter */
testprog.bf_len = 0;
testprog.bf_insns = NULL;
if (ioctl(fd, BIOCSETIF, &testif) < 0)
err(EXIT_FAILURE, "lo0");
for (i = 0; ioctls[i].req != -1; i++)
if (ioctl(fd, ioctls[i].req, ioctls[i].argumentp) < 0) {
fprintf(stderr, "0x%lx:\tFAILED (%s)\n",
ioctls[i].req, strerror(errno));
switch (ioctls[i].req) {
case BIOCGDLTLIST:
case BIOCPROMISC:
/* both should fail on lo0 */
break;
default:
nfailed++;
}
} else
printf("0x%lx:\tOK\n", ioctls[i].req);
return nfailed;
}