2 Unix SMB/Netbios implementation.
4 NBT client - used to lookup netbios names
5 Copyright (C) Andrew Tridgell 1994-1998
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
29 extern int DEBUGLEVEL;
33 extern pstring myhostname;
34 extern struct in_addr ipzero;
40 /****************************************************************************
41 open the socket communication
42 **************************************************************************/
43 static BOOL open_sockets(void)
45 ServerFD = open_socket_in( SOCK_DGRAM,
48 interpret_addr(lp_socket_address()) );
53 set_socket_options(ServerFD,"SO_BROADCAST");
55 DEBUG(3, ("Socket opened.\n"));
60 /****************************************************************************
61 initialise connect, service and file structs
62 ****************************************************************************/
63 static BOOL init_structs(void )
65 if (!get_myname(myhostname,NULL))
71 /****************************************************************************
73 ****************************************************************************/
74 static void usage(void)
76 printf("Usage: nmblookup [-M] [-B bcast address] [-d debuglevel] name\n");
77 printf("Version %s\n",VERSION);
78 printf("\t-d debuglevel set the debuglevel\n");
79 printf("\t-B broadcast address the address to use for broadcasts\n");
80 printf("\t-U unicast address the address to use for unicast\n");
81 printf("\t-M searches for a master browser\n");
82 printf("\t-R set recursion desired in packet\n");
83 printf("\t-S lookup node status as well\n");
84 printf("\t-r Use root port 137 (Win95 only replies to this)\n");
85 printf("\t-A Do a node status on <name> as an IP Address\n");
90 /****************************************************************************
92 ****************************************************************************/
93 int main(int argc,char *argv[])
96 unsigned int lookup_type = 0x0;
100 BOOL find_master=False;
101 BOOL find_status=False;
103 static pstring servicesf = CONFIGFILE;
104 struct in_addr bcast_addr;
105 BOOL use_bcast = True;
106 BOOL got_bcast = False;
107 BOOL lookup_by_ip = False;
108 BOOL recursion_desired = False;
115 setup_logging(argv[0],True);
117 charset_initialise();
119 while ((opt = getopt(argc, argv, "d:B:U:i:s:SMrhAR")) != EOF)
123 iface_set_default(NULL,optarg,NULL);
124 bcast_addr = *interpret_addr2(optarg);
129 iface_set_default(NULL,optarg,NULL);
130 bcast_addr = *interpret_addr2(optarg);
135 fstrcpy(scope,optarg);
145 recursion_desired = True;
148 DEBUGLEVEL = atoi(optarg);
151 pstrcpy(servicesf, optarg);
175 if (!lp_load(servicesf,True,False,False)) {
176 fprintf(stderr, "Can't load %s - run testparm to debug it\n", servicesf);
180 if (!open_sockets()) return(1);
183 bcast_addr = *iface_bcast(ipzero);
185 DEBUG(1,("Sending queries to %s\n",inet_ntoa(bcast_addr)));
188 for (i=optind;i<argc;i++)
190 int j, count, retries = 2;
193 struct in_addr *ip_list;
195 fstrcpy(lookup,argv[i]);
200 ip = *interpret_addr2(argv[i]);
201 printf("Looking up status of %s\n",inet_ntoa(ip));
202 name_status(ServerFD,lookup,lookup_type,True,ip,NULL,NULL,NULL);
208 if (*lookup == '-') {
209 fstrcpy(lookup,"\01\02__MSBROWSE__\02");
216 p = strchr(lookup,'#');
220 sscanf(p+1,"%x",&lookup_type);
224 if ((ip_list = name_query(ServerFD,lookup,lookup_type,use_bcast,recursion_desired,
225 bcast_addr,&count,NULL))) {
226 for (j=0;j<count;j++)
227 printf("%s %s<%02x>\n",inet_ntoa(ip_list[j]),lookup, lookup_type);
229 /* We can only do find_status if the ip address returned
230 was valid - ie. name_query returned true.
233 printf("Looking up status of %s\n",inet_ntoa(ip_list[0]));
234 name_status(ServerFD,lookup,lookup_type,True,ip_list[0],NULL,NULL,NULL);
238 printf("name_query failed to find name %s\n", lookup);