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/*
Unix SMB/CIFS implementation.
NBT server task
Copyright (C) Andrew Tridgell 2005
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.
*/
#include "includes.h"
#include "events.h"
#include "smbd/service_task.h"
#include "nbt_server/nbt_server.h"
/*
receive an incoming request
*/
static void nbt_request_handler(struct nbt_name_socket *nbtsock,
struct nbt_name_packet *packet,
const char *src_address, int src_port)
{
struct nbt_interface *iface = talloc_get_type(nbtsock->incoming.private,
struct nbt_interface);
switch (packet->operation & NBT_OPCODE) {
case NBT_OPCODE_QUERY:
nbt_request_query(nbtsock, packet, src_address, src_port);
break;
}
}
/*
startup the nbtd task
*/
static void nbtd_task_init(struct task_server *task)
{
struct nbt_server *nbtsrv;
struct nbt_interface *iface;
NTSTATUS status;
nbtsrv = talloc(task, struct nbt_server);
if (nbtsrv == NULL) {
task_terminate(task, "nbtd: out of memory");
return;
}
nbtsrv->task = task;
nbtsrv->interfaces = NULL;
nbtsrv->bcast_interface = NULL;
/* start listening on the configured network interfaces */
status = nbt_startup_interfaces(nbtsrv);
if (!NT_STATUS_IS_OK(status)) {
task_terminate(task, "nbtd failed to setup interfaces");
return;
}
/* setup the incoming request handler for all our interfaces */
for (iface=nbtsrv->interfaces;iface;iface=iface->next) {
nbt_set_incoming_handler(iface->nbtsock, nbt_request_handler, iface);
}
nbt_set_incoming_handler(nbtsrv->bcast_interface->nbtsock, nbt_request_handler,
nbtsrv->bcast_interface);
/* start the process of registering our names on all interfaces */
nbt_register_names(nbtsrv);
}
/*
initialise the nbt server
*/
static NTSTATUS nbtd_init(struct event_context *event_ctx, const struct model_ops *model_ops)
{
return task_server_startup(event_ctx, model_ops, nbtd_task_init);
}
/*
register ourselves as a available server
*/
NTSTATUS server_service_nbtd_init(void)
{
return register_server_service("nbt", nbtd_init);
}
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