| 1 | /*
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| 2 | Unix SMB/CIFS implementation.
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| 3 |
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| 4 | NBT server structures
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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 "../libcli/nbt/libnbt.h"
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| 23 | #include "libcli/wrepl/winsrepl.h"
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| 24 | #include "libcli/dgram/libdgram.h"
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| 25 | #include "librpc/gen_ndr/irpc.h"
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| 26 | #include "lib/messaging/irpc.h"
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| 27 |
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| 28 | /*
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| 29 | a list of our registered names on each interface
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| 30 | */
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| 31 | struct nbtd_iface_name {
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| 32 | struct nbtd_iface_name *next, *prev;
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| 33 | struct nbtd_interface *iface;
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| 34 | struct nbt_name name;
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| 35 | uint16_t nb_flags;
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| 36 | struct timeval registration_time;
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| 37 | uint32_t ttl;
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| 38 |
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| 39 | /* if registered with a wins server, then this lists the server being
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| 40 | used */
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| 41 | const char *wins_server;
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| 42 | };
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| 43 |
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| 44 | struct nbtd_wins_wack_state;
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| 45 |
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| 46 | /* a list of network interfaces we are listening on */
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| 47 | struct nbtd_interface {
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| 48 | struct nbtd_interface *next, *prev;
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| 49 | struct nbtd_server *nbtsrv;
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| 50 | const char *ip_address;
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| 51 | const char *bcast_address;
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| 52 | const char *netmask;
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| 53 | struct nbt_name_socket *nbtsock;
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| 54 | struct nbt_dgram_socket *dgmsock;
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| 55 | struct nbtd_iface_name *names;
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| 56 | struct nbtd_wins_wack_state *wack_queue;
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| 57 | };
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| 58 |
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| 59 |
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| 60 | /*
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| 61 | top level context structure for the nbt server
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| 62 | */
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| 63 | struct nbtd_server {
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| 64 | struct task_server *task;
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| 65 |
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| 66 | /* the list of local network interfaces */
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| 67 | struct nbtd_interface *interfaces;
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| 68 |
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| 69 | /* broadcast interface used for receiving packets only */
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| 70 | struct nbtd_interface *bcast_interface;
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| 71 |
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| 72 | /* wins client interface - used for registering and refreshing
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| 73 | our names with a WINS server */
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| 74 | struct nbtd_interface *wins_interface;
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| 75 |
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| 76 | struct wins_server *winssrv;
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| 77 |
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| 78 | struct nbtd_statistics stats;
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| 79 |
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| 80 | struct ldb_context *sam_ctx;
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| 81 | };
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| 82 |
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| 83 |
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| 84 |
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| 85 | /* check a condition on an incoming packet */
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| 86 | #define NBTD_ASSERT_PACKET(packet, src, test) do { \
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| 87 | if (!(test)) { \
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| 88 | nbtd_bad_packet(packet, src, #test); \
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| 89 | return; \
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| 90 | } \
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| 91 | } while (0)
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| 92 |
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| 93 | struct interface;
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| 94 | #include "nbt_server/nbt_server_proto.h"
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