/* Unix SMB/Netbios implementation. Version 1.9. NBT client - used to lookup netbios names Copyright (C) Andrew Tridgell 1994-1995 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifdef SYSLOG #undef SYSLOG #endif #include "includes.h" extern int DEBUGLEVEL; extern pstring scope; extern struct in_addr bcast_ip; extern pstring myhostname; static BOOL got_bcast = False; struct in_addr ipzero; int ServerFD= -1; /**************************************************************************** open the socket communication **************************************************************************/ static BOOL open_sockets(void) { struct hostent *hp; /* get host info */ if ((hp = Get_Hostbyname(myhostname)) == 0) { DEBUG(0,( "Get_Hostbyname: Unknown host. %s\n",myhostname)); return False; } ServerFD = open_socket_in(SOCK_DGRAM, 0,3); if (ServerFD == -1) return(False); set_socket_options(ServerFD,"SO_BROADCAST"); DEBUG(3, ("Socket opened.\n")); return True; } /**************************************************************************** initialise connect, service and file structs ****************************************************************************/ static BOOL init_structs(void ) { struct in_addr myip; if (!get_myname(myhostname,&myip)) return(False); /* Read the broadcast address from the interface */ { struct in_addr ip0,ip2; ip0 = myip; if (!got_bcast) { get_broadcast(&ip0,&bcast_ip,&ip2); DEBUG(2,("Using broadcast %s\n",inet_ntoa(bcast_ip))); } } return True; } /**************************************************************************** usage on the program ****************************************************************************/ static void usage(void) { printf("Usage: nmblookup [-M] [-B bcast address] [-d debuglevel] name\n"); printf("Version %s\n",VERSION); printf("\t-d debuglevel set the debuglevel\n"); printf("\t-B broadcast address the address to use for broadcasts\n"); printf("\t-M searches for a master browser\n"); printf("\t-S lookup node status as well\n"); printf("\n"); } /**************************************************************************** main program ****************************************************************************/ int main(int argc,char *argv[]) { int opt; unsigned int lookup_type = 0x20; pstring lookup; extern int optind; extern char *optarg; BOOL find_master=False; BOOL find_status=False; int i; DEBUGLEVEL = 1; *lookup = 0; TimeInit(); ipzero = *interpret_addr2("0.0.0.0"); setup_logging(argv[0],True); charset_initialise(); while ((opt = getopt(argc, argv, "p:d:B:i:SMh")) != EOF) switch (opt) { case 'B': { unsigned long a = interpret_addr(optarg); putip((char *)&bcast_ip,(char *)&a); got_bcast = True; } break; case 'i': strcpy(scope,optarg); strupper(scope); break; case 'M': find_master = True; break; case 'S': find_status = True; break; case 'd': DEBUGLEVEL = atoi(optarg); break; case 'h': usage(); exit(0); break; default: usage(); exit(1); } if (argc < 2) { usage(); exit(1); } init_structs(); if (!open_sockets()) return(1); DEBUG(1,("Sending queries to %s\n",inet_ntoa(bcast_ip))); for (i=optind;i