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samba-mirror/source4/smbd/process_single.c
Stefan Metzmacher 7d06a06584 r2447: let the server code use the new lib/socket/ stuff
metze
(This used to be commit 2fd577d241)
2007-10-10 12:58:54 -05:00

123 lines
3.2 KiB
C

/*
Unix SMB/CIFS implementation.
process model: process (1 process handles all client connections)
Copyright (C) Andrew Tridgell 2003
Copyright (C) James J Myers 2003 <myersjj@samba.org>
Copyright (C) Stefan (metze) Metzmacher 2004
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"
/*
called when the process model is selected
*/
static void single_start_server(void)
{
smbd_process_init();
}
/*
called when a listening socket becomes readable
*/
static void single_accept_connection(struct event_context *ev, struct fd_event *srv_fde, time_t t, uint16_t flags)
{
NTSTATUS status;
struct socket_context *sock;
struct server_socket *server_socket = srv_fde->private;
struct server_connection *conn;
/* accept an incoming connection. */
status = socket_accept(server_socket->socket, &sock, 0);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(0,("accept_connection_single: accept: %s\n",
nt_errstr(status)));
return;
}
conn = server_setup_connection(ev, server_socket, sock, t);
if (!conn) {
DEBUG(0,("server_setup_connection(ev, server_socket, sock, t) failed\n"));
return;
}
DLIST_ADD(server_socket->connection_list,conn);
/* return to event handling */
return;
}
/* called when a SMB connection goes down */
static void single_terminate_connection(struct server_connection *conn, const char *reason)
{
DEBUG(0,("single_terminate_connection: reason[%s]\n",reason));
if (conn) {
if (conn->service) {
conn->service->ops->close_connection(conn,reason);
}
if (conn->server_socket) {
DLIST_REMOVE(conn->server_socket->connection_list,conn);
}
server_destroy_connection(conn);
}
}
static int single_get_id(struct smbsrv_request *req)
{
return (int)req->smb_conn->pid;
}
static void single_exit_server(struct server_context *srv_ctx, const char *reason)
{
DEBUG(1,("single_exit_server: reason[%s]\n",reason));
}
/*
initialise the single process model, registering ourselves with the process model subsystem
*/
NTSTATUS process_model_single_init(void)
{
NTSTATUS ret;
struct model_ops ops;
ZERO_STRUCT(ops);
/* fill in our name */
ops.name = "single";
/* fill in all the operations */
ops.model_startup = single_start_server;
ops.accept_connection = single_accept_connection;
ops.terminate_connection = single_terminate_connection;
ops.exit_server = single_exit_server;
ops.get_id = single_get_id;
/* register ourselves with the PROCESS_MODEL subsystem. */
ret = register_backend("process_model", &ops);
if (!NT_STATUS_IS_OK(ret)) {
DEBUG(0,("Failed to register process_model 'single'!\n"));
return ret;
}
return ret;
}