67 lines
1.4 KiB
C
67 lines
1.4 KiB
C
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/* vi: set sw=4 ts=4: */
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/*
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* whois - tiny client for the whois directory service
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*
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* Copyright (c) 2011 Pere Orga <gotrunks@gmail.com>
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* Licensed under GPLv2 or later, see file LICENSE in this source tree.
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*/
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/* TODO
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* Add ipv6 support
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* Add proxy support
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*/
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//config:config WHOIS
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//config: bool "whois"
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//config: default y
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//config: help
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//config: whois is a client for the whois directory service
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//applet:IF_WHOIS(APPLET(whois, BB_DIR_USR_BIN, BB_SUID_DROP))
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//kbuild:lib-$(CONFIG_WHOIS) += whois.o
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//usage:#define whois_trivial_usage
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//usage: "[-h SERVER] [-p PORT] NAME..."
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//usage:#define whois_full_usage "\n\n"
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//usage: "Query WHOIS info about NAME\n"
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//usage: "\nOptions:"
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//usage: "\n -h,-p Server to query"
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#include "libbb.h"
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static void pipe_out(int fd)
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{
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FILE *fp;
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char buf[1024];
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fp = xfdopen_for_read(fd);
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while (fgets(buf, sizeof(buf), fp)) {
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char *p = strpbrk(buf, "\r\n");
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if (p)
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*p = '\0';
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puts(buf);
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}
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fclose(fp); /* closes fd too */
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}
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int whois_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int whois_main(int argc UNUSED_PARAM, char **argv)
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{
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int port = 43;
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const char *host = "whois-servers.net";
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opt_complementary = "-1:p+";
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getopt32(argv, "h:p:", &host, &port);
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argv += optind;
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do {
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int fd = create_and_connect_stream_or_die(host, port);
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fdprintf(fd, "%s\r\n", *argv);
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pipe_out(fd);
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}
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while (*++argv);
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return EXIT_SUCCESS;
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}
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