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Make it more convenient to query NICs other than InterNIC. Explain in the
man page what each database contains.
This commit is contained in:
Garrett Wollman
parent
f5c7505126
commit
a00fe97d5a
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=33626
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@ -29,28 +29,54 @@
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" @(#)whois.1 8.1 (Berkeley) 6/6/93
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.\" From: @(#)whois.1 8.1 (Berkeley) 6/6/93
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.\" $Id$
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.\"
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.Dd June 6, 1993
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.Dd February 19, 1998
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.Dt WHOIS 1
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.Os BSD 4.3
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.Sh NAME
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.Nm whois
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.Nd Internet user name directory service
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.Nd Internet domain name and network number directory service
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.Sh SYNOPSIS
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.Nm whois
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.Op Fl h Ar hostname
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.Op Fl adpr
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.Op Fl h Ar host
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.Ar name ...
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.Sh DESCRIPTION
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.Nm Whois
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looks up records in the Network Information Center
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.Pq Tn NIC
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database.
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looks up records in the databases maintained by several
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Network Information Centers
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.Pq Tn NICs .
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.Pp
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The options are as follows:
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.Bl -tag -width Ds
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.It Fl h
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Use the specified host instead of the default NIC (whois.internic.net).
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.It Fl a
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Use the American Registry for Internet Numbers
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.Pq Tn ARIN
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database. It contains network numbers used in those parts of the world
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covered neither by
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.Tn APNIC nor by
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.Tn RIPE .
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.It Fl d
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Use the (US Military) Defense Data Network
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.Pq Tn DDN
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database. It contains points of contact for subdomains of
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.Tn \&.MIL .
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.It Fl h Ar host
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Use the specified host instead of the default NIC
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(whois.internic.net).
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Either a host name or an IP address may be specified.
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.It Fl p
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Use the Asia/Pacific Network Information Center
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.Pq Tn APNIC
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database. It contains network numbers used in East Asia, Australia,
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New Zealand, and the Pacific islands.
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.It Fl r
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Use the R\(aaeseaux IP Europ\(aaeens
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.Pq Tn RIPE
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database. It contains network numbers and domain contact information
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for Europe.
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.El
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.Pp
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The operands specified to
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@ -42,7 +42,7 @@ static const char copyright[] =
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static char sccsid[] = "@(#)whois.c 8.1 (Berkeley) 6/6/93";
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#endif
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static const char rcsid[] =
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"$Id$";
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"$Id: whois.c,v 1.4 1997/08/26 11:16:08 charnier Exp $";
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#endif /* not lint */
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#include <sys/types.h>
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@ -52,9 +52,15 @@ static const char rcsid[] =
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#include <netdb.h>
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#include <stdio.h>
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#include <string.h>
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#include <sysexits.h>
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#include <unistd.h>
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#define NICHOST "whois.internic.net"
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#define NICHOST "whois.internic.net"
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#define DNICHOST "nic.ddn.mil"
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#define ANICHOST "whois.arin.net"
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#define RNICHOST "whois.ripe.net"
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#define PNICHOST "whois.apnic.net"
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#define WHOIS_PORT 43
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static void usage __P((void));
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@ -76,11 +82,23 @@ main(argc, argv)
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#endif
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host = NICHOST;
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while ((ch = getopt(argc, argv, "h:")) != -1)
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while ((ch = getopt(argc, argv, "adh:pr")) != -1)
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switch((char)ch) {
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case 'a':
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host = ANICHOST;
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break;
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case 'd':
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host = DNICHOST;
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break;
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case 'h':
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host = optarg;
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break;
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case 'p':
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host = PNICHOST;
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break;
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case 'r':
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host = RNICHOST;
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break;
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case '?':
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default:
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usage();
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@ -91,32 +109,35 @@ main(argc, argv)
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if (!argc)
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usage();
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hp = gethostbyname(host);
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if (hp == NULL) {
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(void)fprintf(stderr, "whois: %s: ", host);
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herror((char *)NULL);
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exit(1);
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}
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host = hp->h_name;
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s = socket(hp->h_addrtype, SOCK_STREAM, 0);
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s = socket(PF_INET, SOCK_STREAM, 0);
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if (s < 0)
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err(1, "socket");
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bzero((caddr_t)&sin, sizeof (sin));
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sin.sin_family = hp->h_addrtype;
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bcopy(hp->h_addr, (char *)&sin.sin_addr, hp->h_length);
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err(EX_OSERR, "socket");
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memset(&sin, 0, sizeof sin);
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sin.sin_len = sizeof sin;
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sin.sin_family = AF_INET;
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if (inet_aton(host, &sin.sin_addr) == 0) {
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hp = gethostbyname2(host, AF_INET);
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if (hp == NULL)
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errx(EX_NOHOST, "%s: %s", host, hstrerror(h_errno));
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host = hp->h_name;
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sin.sin_addr = *(struct in_addr *)hp->h_addr_list[0];
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}
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sp = getservbyname("whois", "tcp");
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if (sp == NULL)
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errx(1, "whois/tcp: unknown service");
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sin.sin_port = sp->s_port;
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sin.sin_port = htons(WHOIS_PORT);
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else
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sin.sin_port = sp->s_port;
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if (connect(s, (struct sockaddr *)&sin, sizeof(sin)) < 0)
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err(1, "connect");
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err(EX_OSERR, "connect");
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sfi = fdopen(s, "r");
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sfo = fdopen(s, "w");
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if (sfi == NULL || sfo == NULL) {
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warn("fdopen");
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(void)close(s);
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exit(1);
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}
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if (sfi == NULL || sfo == NULL)
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err(EX_OSERR, "fdopen");
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while (argc-- > 1)
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(void)fprintf(sfo, "%s ", *argv++);
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(void)fprintf(sfo, "%s\r\n", *argv);
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@ -129,6 +150,6 @@ main(argc, argv)
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static void
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usage()
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{
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(void)fprintf(stderr, "usage: whois [-h hostname] name ...\n");
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exit(1);
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(void)fprintf(stderr, "usage: whois [-adpr] [-h hostname] name ...\n");
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exit(EX_USAGE);
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}
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