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/*
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>
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 model_startup(void)
{
smbd_process_init();
}
/*
called when a listening socket becomes readable
*/
static void accept_connection(struct event_context *ev, struct fd_event *fde, time_t t, uint16_t flags)
{
int accepted_fd;
struct sockaddr addr;
socklen_t in_addrlen = sizeof(addr);
struct model_ops *model_ops = fde->private;
/* accept an incoming connection. */
accepted_fd = accept(fde->fd,&addr,&in_addrlen);
if (accepted_fd == -1) {
DEBUG(0,("accept_connection_single: accept: %s\n",
strerror(errno)));
return;
}
/* create a smb server context and add it to out event
handling */
init_smbsession(ev, model_ops, accepted_fd, smbd_read_handler);
/* return to event handling */
}
/*
called when a rpc listening socket becomes readable
*/
static void accept_rpc_connection(struct event_context *ev, struct fd_event *fde, time_t t, uint16_t flags)
{
int accepted_fd;
struct sockaddr addr;
socklen_t in_addrlen = sizeof(addr);
/* accept an incoming connection. */
accepted_fd = accept(fde->fd,&addr,&in_addrlen);
if (accepted_fd == -1) {
DEBUG(0,("accept_connection_single: accept: %s\n",
strerror(errno)));
return;
}
init_rpc_session(ev, fde->private, accepted_fd);
}
/* called when a SMB connection goes down */
static void terminate_connection(struct smbsrv_context *server, const char *reason)
{
server_terminate(server);
}
/* called when a rpc connection goes down */
static void terminate_rpc_connection(void *r, const char *reason)
{
rpc_server_terminate(r);
}
static int get_id(struct request_context *req)
{
return (int)req->smb_ctx->pid;
}
static void single_exit_server(struct smbsrv_context *smb, 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 = model_startup;
ops.accept_connection = accept_connection;
ops.accept_rpc_connection = accept_rpc_connection;
ops.terminate_connection = terminate_connection;
ops.terminate_rpc_connection = terminate_rpc_connection;
ops.exit_server = single_exit_server;
ops.get_id = 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;
}
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