rmhook.c revision 52419 
1
2/*
3 * rmhook.c
4 *
5 * Copyright (c) 1996-1999 Whistle Communications, Inc.
6 * All rights reserved.
7 *
8 * Subject to the following obligations and disclaimer of warranty, use and
9 * redistribution of this software, in source or object code forms, with or
10 * without modifications are expressly permitted by Whistle Communications;
11 * provided, however, that:
12 * 1. Any and all reproductions of the source or object code must include the
13 *    copyright notice above and the following disclaimer of warranties; and
14 * 2. No rights are granted, in any manner or form, to use Whistle
15 *    Communications, Inc. trademarks, including the mark "WHISTLE
16 *    COMMUNICATIONS" on advertising, endorsements, or otherwise except as
17 *    such appears in the above copyright notice or in the software.
18 *
19 * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
20 * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
21 * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
22 * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
24 * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
25 * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
26 * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
27 * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
28 * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
29 * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
30 * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
31 * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
34 * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
35 * OF SUCH DAMAGE.
36 *
37 * $FreeBSD: head/usr.sbin/ngctl/rmhook.c 52419 1999-10-21 09:06:11Z julian $
38 */
39
40#include "ngctl.h"
41
42static int RmHookCmd(int ac, char **av);
43
44const struct ngcmd rmhook_cmd = {
45	RmHookCmd,
46	"rmhook [path] <hook>",
47	"Disconnect hook \"hook\" of the node at \"path\"",
48	"The rmhook command forces the node at \"path\" to break the link"
49	" formed by its hook \"hook\", if connected."
50	" If \"path\" is omitted then \".\" is assumed."
51};
52
53static int
54RmHookCmd(int ac, char **av)
55{
56	struct ngm_rmhook rmh;
57	char *path = ".";
58
59	/* Get arguments */
60	switch (ac) {
61	case 3:
62		path = av[1];
63		ac--;
64		av++;
65		/* FALLTHROUGH */
66	case 2:
67		snprintf(rmh.ourhook, sizeof(rmh.ourhook), "%s", av[1]);
68		break;
69	default:
70		return(CMDRTN_USAGE);
71	}
72
73	/* Send message */
74	if (NgSendMsg(csock, path, NGM_GENERIC_COOKIE,
75	    NGM_RMHOOK, &rmh, sizeof(rmh)) < 0) {
76		warn("send msg");
77		return(CMDRTN_ERROR);
78	}
79	return(CMDRTN_OK);
80}
81
82