1/*-
2 * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer,
10 *    without modification.
11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12 *    similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
13 *    redistribution must be conditioned upon including a substantially
14 *    similar Disclaimer requirement for further binary redistribution.
15 *
16 * NO WARRANTY
17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
20 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
22 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
25 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27 * THE POSSIBILITY OF SUCH DAMAGES.
28 *
29 * $FreeBSD$
30 */
31#include <stdio.h>
32#include <stdlib.h>
33#include <fcntl.h>
34#include <sys/ioctl.h>
35
36#include "if_wtapioctl.h"
37
38static int dev = -1;
39
40static void create(int id)
41{
42    if(ioctl(dev, WTAPIOCTLCRT, &id) < 0){
43	printf("error creating wtap with id=%d\n", id);
44    }
45}
46
47static void delete(int id)
48{
49    if(ioctl(dev, WTAPIOCTLDEL, &id) < 0){
50	printf("error deleting wtap with id=%d\n", id);
51    }
52}
53
54int main( int argc, const char* argv[])
55{
56    if(argc != 3){
57      printf("usage: %s [c | d] wtap_id\n", argv[0]);
58      return -1;
59    }
60    int id = atoi(argv[2]);
61    if(!(id >= 0 && id < 64)){
62	printf("wtap_id must be between 0 and 7\n");
63	return -1;
64    }
65    dev = open("/dev/wtapctl", O_RDONLY);
66    if(dev < 0){
67      printf("error opening wtapctl cdev\n");
68      return -1;
69    }
70    switch((char)*argv[1]){
71      case 'c':
72	create(id);
73	break;
74      case 'd':
75	delete(id);
76	break;
77      default:
78	printf("wtap ioctl: unknown command '%c'\n", *argv[1]);
79	return -1;
80    }
81    return 0;
82}
83