source4/nbt_server/nbt_server.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    NBT server task
   5
   6    Copyright (C) Andrew Tridgell        2005
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21 */
  22
  23 #include "includes.h"
  24 #include "lib/events/events.h"
  25 #include "smbd/service_task.h"
  26 #include "nbt_server/nbt_server.h"
  27
  28
  29 /*
  30   startup the nbtd task
  31 */
  32 static void nbtd_task_init(struct task_server *task)
  33 {
  34         struct nbtd_server *nbtsrv;
  35         NTSTATUS status;
  36
  37         if (iface_count() == 0) {
  38                 task_server_terminate(task, "nbtd: no network interfaces configured");
  39                 return;
  40         }
  41
  42         nbtsrv = talloc(task, struct nbtd_server);
  43         if (nbtsrv == NULL) {
  44                 task_server_terminate(task, "nbtd: out of memory");
  45                 return;
  46         }
  47
  48         nbtsrv->task            = task;
  49         nbtsrv->interfaces      = NULL;
  50         nbtsrv->bcast_interface = NULL;
  51         nbtsrv->wins_interface  = NULL;
  52
  53         /* start listening on the configured network interfaces */
  54         status = nbtd_startup_interfaces(nbtsrv);
  55         if (!NT_STATUS_IS_OK(status)) {
  56                 task_server_terminate(task, "nbtd failed to setup interfaces");
  57                 return;
  58         }
  59
  60         /* start the WINS server, if appropriate */
  61         status = nbtd_winsserver_init(nbtsrv);
  62         if (!NT_STATUS_IS_OK(status)) {
  63                 task_server_terminate(task, "nbtd failed to start WINS server");
  64                 return;
  65         }
  66
  67         nbtd_register_irpc(nbtsrv);
  68
  69         /* start the process of registering our names on all interfaces */
  70         nbtd_register_names(nbtsrv);
  71
  72         irpc_add_name(task->msg_ctx, "nbt_server");
  73 }
  74
  75
  76 /*
  77   initialise the nbt server
  78  */
  79 static NTSTATUS nbtd_init(struct event_context *event_ctx, const struct model_ops *model_ops)
  80 {
  81         return task_server_startup(event_ctx, model_ops, nbtd_task_init);
  82 }
  83
  84
  85 /*
  86   register ourselves as a available server
  87 */
  88 NTSTATUS server_service_nbtd_init(void)
  89 {
  90         return register_server_service("nbt", nbtd_init);
  91 }