| 1 | /*
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| 2 | Unix SMB/CIFS implementation.
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| 3 |
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| 4 | wins name resolution module
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| 5 |
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| 6 | Copyright (C) Andrew Tridgell 2005
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| 7 |
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| 8 | This program is free software; you can redistribute it and/or modify
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| 9 | it under the terms of the GNU General Public License as published by
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| 10 | the Free Software Foundation; either version 3 of the License, or
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| 11 | (at your option) any later version.
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| 12 |
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| 13 | This program is distributed in the hope that it will be useful,
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| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 16 | GNU General Public License for more details.
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| 17 |
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| 18 | You should have received a copy of the GNU General Public License
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| 19 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 20 | */
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| 21 |
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| 22 | #include "includes.h"
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| 23 | #include "../libcli/nbt/libnbt.h"
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| 24 | #include "libcli/resolve/resolve.h"
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| 25 | #include "param/param.h"
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| 26 | #include "lib/socket/socket.h"
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| 27 | #include "lib/socket/netif.h"
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| 28 |
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| 29 | struct resolve_wins_data {
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| 30 | char **address_list;
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| 31 | struct interface *ifaces;
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| 32 | uint16_t nbt_port;
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| 33 | int nbt_timeout;
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| 34 | };
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| 35 |
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| 36 | /**
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| 37 | wins name resolution method - async send
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| 38 | */
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| 39 | struct composite_context *resolve_name_wins_send(
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| 40 | TALLOC_CTX *mem_ctx,
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| 41 | struct tevent_context *event_ctx,
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| 42 | void *userdata,
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| 43 | uint32_t flags,
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| 44 | uint16_t port,
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| 45 | struct nbt_name *name)
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| 46 | {
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| 47 | struct resolve_wins_data *wins_data = talloc_get_type(userdata, struct resolve_wins_data);
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| 48 | if (wins_data->address_list == NULL) return NULL;
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| 49 | return resolve_name_nbtlist_send(mem_ctx, event_ctx, flags, port, name,
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| 50 | (const char * const *)wins_data->address_list,
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| 51 | wins_data->ifaces,
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| 52 | wins_data->nbt_port, wins_data->nbt_timeout,
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| 53 | false, true);
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| 54 | }
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| 55 |
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| 56 | /*
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| 57 | wins name resolution method - recv side
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| 58 | */
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| 59 | NTSTATUS resolve_name_wins_recv(struct composite_context *c,
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| 60 | TALLOC_CTX *mem_ctx,
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| 61 | struct socket_address ***addrs,
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| 62 | char ***names)
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| 63 | {
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| 64 | return resolve_name_nbtlist_recv(c, mem_ctx, addrs, names);
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| 65 | }
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| 66 |
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| 67 | bool resolve_context_add_wins_method(struct resolve_context *ctx, const char **address_list, struct interface *ifaces, uint16_t nbt_port, int nbt_timeout)
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| 68 | {
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| 69 | struct resolve_wins_data *wins_data = talloc(ctx, struct resolve_wins_data);
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| 70 | wins_data->address_list = str_list_copy(wins_data, address_list);
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| 71 | wins_data->ifaces = talloc_reference(wins_data, ifaces);
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| 72 | wins_data->nbt_port = nbt_port;
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| 73 | wins_data->nbt_timeout = nbt_timeout;
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| 74 | return resolve_context_add_method(ctx, resolve_name_wins_send, resolve_name_wins_recv,
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| 75 | wins_data);
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| 76 | }
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| 77 |
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| 78 | bool resolve_context_add_wins_method_lp(struct resolve_context *ctx, struct loadparm_context *lp_ctx)
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| 79 | {
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| 80 | struct interface *ifaces;
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| 81 | load_interface_list(ctx, lp_ctx, &ifaces);
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| 82 | return resolve_context_add_wins_method(ctx, lpcfg_wins_server_list(lp_ctx), ifaces, lpcfg_nbt_port(lp_ctx), lpcfg_parm_int(lp_ctx, NULL, "nbt", "timeout", 1));
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| 83 | }
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