xref: /freebsd/usr.sbin/ngctl/connect.c (revision 4f29da19bd44f0e99f021510460a81bf754c21d2)
1 
2 /*
3  * connect.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  * $FreeBSD$
38  */
39 
40 #include "ngctl.h"
41 
42 static int ConnectCmd(int ac, char **av);
43 
44 const struct ngcmd connect_cmd = {
45 	ConnectCmd,
46 	"connect [path] <relpath> <hook> <peerhook>",
47 	"Connects hook <peerhook> of the node at <relpath> to <hook>",
48 	"The connect command creates a link between the two nodes at"
49 	" \"path\" and \"relpath\" using hooks \"hook\" and \"peerhook\","
50 	" respectively. The \"relpath\", if not absolute, is specified"
51 	" relative to the node at \"path\"."
52 	" If \"path\" is omitted then \".\" is assumed.",
53 	{ "join" }
54 };
55 
56 static int
57 ConnectCmd(int ac, char **av)
58 {
59 	struct ngm_connect con;
60 	const char *path = ".";
61 
62 	/* Get arguments */
63 	switch (ac) {
64 	case 5:
65 		path = av[1];
66 		ac--;
67 		av++;
68 		/* FALLTHROUGH */
69 	case 4:
70 		snprintf(con.path, sizeof(con.path), "%s", av[1]);
71 		snprintf(con.ourhook, sizeof(con.ourhook), "%s", av[2]);
72 		snprintf(con.peerhook, sizeof(con.peerhook), "%s", av[3]);
73 		break;
74 	default:
75 		return(CMDRTN_USAGE);
76 	}
77 
78 	/* Send message */
79 	if (NgSendMsg(csock, path, NGM_GENERIC_COOKIE,
80 	    NGM_CONNECT, &con, sizeof(con)) < 0) {
81 		warn("send msg");
82 		return(CMDRTN_ERROR);
83 	}
84 	return(CMDRTN_OK);
85 }
86 
87