111 lines
3.3 KiB
C
111 lines
3.3 KiB
C
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/*
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* Copyright (c) 2000, Boris Popov
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Boris Popov.
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* 4. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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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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* $Id: lookup.c,v 1.3 2000/10/15 14:26:49 bp Exp $
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*/
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#include <sys/param.h>
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#include <sys/errno.h>
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#include <sys/stat.h>
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#include <sys/socket.h>
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#include <err.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <strings.h>
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#include <stdlib.h>
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#include <sysexits.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <cflib.h>
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#include <netsmb/netbios.h>
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#include <netsmb/smb_lib.h>
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#include <netsmb/nb_lib.h>
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#include <netsmb/smb_conn.h>
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#include "common.h"
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int
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cmd_lookup(int argc, char *argv[])
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{
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struct nb_ctx *ctx;
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struct sockaddr *sap;
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char *hostname;
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int error, opt;
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if (argc < 2)
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lookup_usage();
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error = nb_ctx_create(&ctx);
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if (error) {
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smb_error("unable to create nbcontext", error);
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exit(1);
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}
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if (smb_open_rcfile() == 0) {
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if (nb_ctx_readrcsection(smb_rc, ctx, "default", 0) != 0)
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exit(1);
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rc_close(smb_rc);
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}
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while ((opt = getopt(argc, argv, "w:")) != EOF) {
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switch(opt){
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case 'w':
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nb_ctx_setns(ctx, optarg);
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break;
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default:
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lookup_usage();
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/*NOTREACHED*/
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}
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}
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if (optind >= argc)
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lookup_usage();
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if (nb_ctx_resolve(ctx) != 0)
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exit(1);
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hostname = argv[argc - 1];
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/* printf("Looking for %s...\n", hostname);*/
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error = nbns_resolvename(hostname, ctx, &sap);
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if (error) {
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smb_error("unable to resolve %s", error, hostname);
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exit(1);
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}
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printf("Got response from %s\n", inet_ntoa(ctx->nb_lastns.sin_addr));
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printf("IP address of %s: %s\n", hostname, inet_ntoa(((struct sockaddr_in*)sap)->sin_addr));
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return 0;
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}
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void
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lookup_usage(void)
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{
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printf("usage: smbutil lookup [-w host] name\n");
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exit(1);
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}
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