2 Unix SMB/CIFS implementation.
4 NBT client - used to lookup netbios names
6 Copyright (C) Andrew Tridgell 1994-2005
7 Copyright (C) Jelmer Vernooij 2003 (Conversion to popt)
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #include "libcli/nbt/libnbt.h"
27 #include "lib/cmdline/popt_common.h"
28 #include "system/iconv.h"
29 #include "lib/socket/socket.h"
31 /* command line options */
33 const char *broadcast_address;
34 const char *unicast_address;
44 clean any binary from a node name
46 static const char *clean_name(TALLOC_CTX *mem_ctx, const char *name)
48 char *ret = talloc_strdup(mem_ctx, name);
50 for (i=0;ret[i];i++) {
51 if (!isprint((unsigned char)ret[i])) ret[i] = '.';
57 turn a node status flags field into a string
59 static char *node_status_flags(TALLOC_CTX *mem_ctx, uint16_t flags)
62 const char *group = " ";
63 const char *type = "B";
65 if (flags & NBT_NM_GROUP) {
69 switch (flags & NBT_NM_OWNER_TYPE) {
84 ret = talloc_asprintf(mem_ctx, "%s %s", group, type);
86 if (flags & NBT_NM_DEREGISTER) {
87 ret = talloc_asprintf_append(ret, " <DEREGISTERING>");
89 if (flags & NBT_NM_CONFLICT) {
90 ret = talloc_asprintf_append(ret, " <CONFLICT>");
92 if (flags & NBT_NM_ACTIVE) {
93 ret = talloc_asprintf_append(ret, " <ACTIVE>");
95 if (flags & NBT_NM_PERMANENT) {
96 ret = talloc_asprintf_append(ret, " <PERMANENT>");
102 /* do a single node status */
103 static BOOL do_node_status(struct nbt_name_socket *nbtsock,
106 struct nbt_name_status io;
109 io.in.name.name = "*";
110 io.in.name.type = NBT_NAME_CLIENT;
111 io.in.name.scope = NULL;
112 io.in.dest_addr = addr;
116 status = nbt_name_status(nbtsock, nbtsock, &io);
117 if (NT_STATUS_IS_OK(status)) {
119 printf("Node status reply from %s\n",
121 for (i=0;i<io.out.status.num_names;i++) {
122 d_printf("\t%-16s <%02x> %s\n",
123 clean_name(nbtsock, io.out.status.names[i].name),
124 io.out.status.names[i].type,
125 node_status_flags(nbtsock, io.out.status.names[i].nb_flags));
127 printf("\n\tMAC Address = %02X-%02X-%02X-%02X-%02X-%02X\n",
128 io.out.status.statistics.unit_id[0],
129 io.out.status.statistics.unit_id[1],
130 io.out.status.statistics.unit_id[2],
131 io.out.status.statistics.unit_id[3],
132 io.out.status.statistics.unit_id[4],
133 io.out.status.statistics.unit_id[5]);
140 /* do a single node query */
141 static NTSTATUS do_node_query(struct nbt_name_socket *nbtsock,
143 const char *node_name,
144 enum nbt_name_type node_type,
147 struct nbt_name_query io;
151 io.in.name.name = node_name;
152 io.in.name.type = node_type;
153 io.in.name.scope = NULL;
154 io.in.dest_addr = addr;
155 io.in.broadcast = broadcast;
156 io.in.wins_lookup = options.wins_lookup;
160 status = nbt_name_query(nbtsock, nbtsock, &io);
161 NT_STATUS_NOT_OK_RETURN(status);
163 for (i=0;i<io.out.num_addrs;i++) {
164 printf("%s %s<%02x>\n",
165 io.out.reply_addrs[i],
169 if (options.node_status && io.out.num_addrs > 0) {
170 do_node_status(nbtsock, io.out.reply_addrs[0]);
177 static BOOL process_one(const char *name)
179 TALLOC_CTX *tmp_ctx = talloc_new(NULL);
180 enum nbt_name_type node_type = NBT_NAME_CLIENT;
182 struct nbt_name_socket *nbtsock;
183 NTSTATUS status = NT_STATUS_OK;
186 if (!options.case_sensitive) {
187 name = strupper_talloc(tmp_ctx, name);
190 if (options.find_master) {
191 node_type = NBT_NAME_MASTER;
193 name = "\01\02__MSBROWSE__\02";
194 node_type = NBT_NAME_MS;
198 p = strchr(name, '#');
200 node_name = talloc_strndup(tmp_ctx, name, PTR_DIFF(p,name));
201 node_type = (enum nbt_name_type)strtol(p+1, NULL, 16);
203 node_name = talloc_strdup(tmp_ctx, name);
206 nbtsock = nbt_name_socket_init(tmp_ctx, NULL);
208 if (options.root_port) {
209 status = socket_listen(nbtsock->sock, "0.0.0.0", NBT_NAME_SERVICE_PORT, 0, 0);
210 if (!NT_STATUS_IS_OK(status)) {
211 printf("Failed to bind to local port 137 - %s\n", nt_errstr(status));
212 talloc_free(tmp_ctx);
217 if (options.lookup_by_ip) {
218 ret = do_node_status(nbtsock, name);
219 talloc_free(tmp_ctx);
223 if (options.broadcast_address) {
224 status = do_node_query(nbtsock, options.broadcast_address, node_name, node_type, True);
225 } else if (options.unicast_address) {
226 status = do_node_query(nbtsock, options.unicast_address, node_name, node_type, False);
228 int i, num_interfaces = iface_count();
229 for (i=0;i<num_interfaces;i++) {
230 const char *bcast = iface_n_bcast(i);
231 status = do_node_query(nbtsock, bcast, node_name, node_type, True);
232 if (NT_STATUS_IS_OK(status)) break;
236 if (!NT_STATUS_IS_OK(status)) {
237 printf("Lookup failed - %s\n", nt_errstr(status));
241 talloc_free(tmp_ctx);
248 int main(int argc,char *argv[])
252 struct poptOption long_options[] = {
254 { "broadcast", 'B', POPT_ARG_STRING, &options.broadcast_address,
255 'B', "Specify address to use for broadcasts", "BROADCAST-ADDRESS" },
257 { "unicast", 'U', POPT_ARG_STRING, &options.unicast_address,
258 'U', "Specify address to use for unicast" },
260 { "master-browser", 'M', POPT_ARG_VAL, &options.find_master,
261 True, "Search for a master browser" },
263 { "wins", 'W', POPT_ARG_VAL, &options.wins_lookup, True, "Do a WINS lookup" },
265 { "status", 'S', POPT_ARG_VAL, &options.node_status,
266 True, "Lookup node status as well" },
268 { "root-port", 'r', POPT_ARG_VAL, &options.root_port,
269 True, "Use root port 137 (Win95 only replies to this)" },
271 { "lookup-by-ip", 'A', POPT_ARG_VAL, &options.lookup_by_ip,
272 True, "Do a node status on <name> as an IP Address" },
274 { "case-sensitive", 0, POPT_ARG_VAL, &options.case_sensitive,
275 True, "Don't uppercase the name before sending" },
281 pc = poptGetContext("nmblookup", argc, (const char **)argv, long_options,
282 POPT_CONTEXT_KEEP_FIRST);
284 poptSetOtherOptionHelp(pc, "<NODE> ...");
286 while ((poptGetNextOpt(pc) != -1)) /* noop */ ;
288 /* swallow argv[0] */
291 if(!poptPeekArg(pc)) {
292 poptPrintUsage(pc, stderr, 0);
296 while (poptPeekArg(pc)) {
297 const char *name = poptGetArg(pc);
299 ret &= process_one(name);