* Copyright (c) 1980 Regents of the University of California.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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
"@(#) Copyright (c) 1980 Regents of the University of California.\n\
static char sccsid
[] = "@(#)whois.c 5.11 (Berkeley) 3/2/91";
#define NICHOST "nic.ddn.mil"
register FILE *sfi
, *sfo
;
while ((ch
= getopt(argc
, argv
, "h:")) != EOF
)
hp
= gethostbyname(host
);
(void)fprintf(stderr
, "whois: %s: ", host
);
s
= socket(hp
->h_addrtype
, SOCK_STREAM
, 0);
bzero((caddr_t
)&sin
, sizeof (sin
));
sin
.sin_family
= hp
->h_addrtype
;
if (bind(s
, (struct sockaddr
*)&sin
, sizeof(sin
)) < 0) {
bcopy(hp
->h_addr
, (char *)&sin
.sin_addr
, hp
->h_length
);
sp
= getservbyname("whois", "tcp");
(void)fprintf(stderr
, "whois: whois/tcp: unknown service\n");
sin
.sin_port
= sp
->s_port
;
if (connect(s
, (struct sockaddr
*)&sin
, sizeof(sin
)) < 0) {
perror("whois: connect");
if (sfi
== NULL
|| sfo
== NULL
) {
(void)fprintf(sfo
, "%s ", *argv
++);
(void)fprintf(sfo
, "%s\r\n", *argv
);
while ((ch
= getc(sfi
)) != EOF
)
(void)fprintf(stderr
, "usage: whois [-h hostname] name ...\n");