2 * Copyright 1995 Massachusetts Institute of Technology
4 * Permission to use, copy, modify, and distribute this software and
5 * its documentation for any purpose and without fee is hereby
6 * granted, provided that both the above copyright notice and this
7 * permission notice appear in all copies, that both the above
8 * copyright notice and this permission notice appear in all
9 * supporting documentation, and that the name of M.I.T. not be used
10 * in advertising or publicity pertaining to distribution of the
11 * software without specific, written prior permission. M.I.T. makes
12 * no representations about the suitability of this software for any
13 * purpose. It is provided "as is" without express or implied
16 * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
17 * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
20 * SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
23 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
25 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
26 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * $FreeBSD: src/usr.sbin/mrouted/testrsrr/testrsrr.c,v 1.4 1999/08/28 01:17:17 peter Exp $
30 * $DragonFly: src/usr.sbin/mrouted/testrsrr/testrsrr.c,v 1.5 2007/11/25 01:28:24 swildner Exp $
39 #include <sys/param.h>
40 #include <sys/types.h>
42 #include <sys/socket.h>
45 #include <netinet/in.h>
46 #include <arpa/inet.h>
50 char sunpath
[MAXPATHLEN
];
63 struct sockaddr_un sun
;
64 char buf
[RSRR_MAX_LEN
];
65 struct rsrr_header
*rh
;
69 s
= socket(PF_LOCAL
, SOCK_DGRAM
, 0);
71 err(EX_OSERR
, "socket(PF_LOCAL, SOCK_DGRAM, 0)");
74 sun
.sun_family
= AF_LOCAL
;
75 snprintf(sunpath
, sizeof sun
.sun_path
, "/tmp/testrsrr.%lu",
76 (unsigned long)getpid());
77 strcpy(sun
.sun_path
, sunpath
);
78 sun
.sun_len
= (offsetof(struct sockaddr_un
, sun_path
)
81 if (bind(s
, (struct sockaddr
*)&sun
, sun
.sun_len
) < 0) {
82 err(EX_OSERR
, "bind: %s", sunpath
);
85 atexit(exitfn
); /* clean up if we exit on error */
87 strcpy(sun
.sun_path
, RSRR_SERV_PATH
);
88 sun
.sun_len
= (offsetof(struct sockaddr_un
, sun_path
)
91 if (connect(s
, (struct sockaddr
*)&sun
, sun
.sun_len
) < 0) {
92 err(EX_OSERR
, "connect: %s", RSRR_SERV_PATH
);
95 rh
= (struct rsrr_header
*)buf
;
96 rh
->version
= RSRR_MAX_VERSION
;
97 rh
->type
= RSRR_INITIAL_QUERY
;
101 if (write(s
, rh
, sizeof *rh
) == (ssize_t
)-1) {
102 err(EX_OSERR
, "write(initial query)");
105 if (read(s
, buf
, sizeof buf
) == (ssize_t
)-1) {
106 err(EX_OSERR
, "read(initial reply)");
109 if (rh
->version
!= RSRR_MAX_VERSION
) {
110 errx(EX_PROTOCOL
, "bad remote version %d", rh
->version
);
113 if (rh
->type
!= RSRR_INITIAL_REPLY
) {
114 errx(EX_PROTOCOL
, "remote returned unexpected message type %d",
119 printf("confusing flags: %d\n", rh
->flags
);
122 printf("There are %d vifs configured:\n", rh
->num
);
124 printf(" Vif Thresh Status Local address\n");
125 for(i
= 0, rvp
= (struct rsrr_vif
*)(rh
+ 1); i
< rh
->num
; i
++,rvp
++) {
126 printf(" %3d %6d %6d %s\n", rvp
->id
, rvp
->threshold
,
127 rvp
->status
, inet_ntoa(rvp
->local_addr
));