2 Unix SMB/CIFS implementation.
3 process model: process (1 process handles all client connections)
4 Copyright (C) Andrew Tridgell 2003
5 Copyright (C) James J Myers 2003 <myersjj@samba.org>
6 Copyright (C) Stefan (metze) Metzmacher 2004
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.
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.
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.
25 #include "dlinklist.h"
26 #include "smb_server/smb_server.h"
27 #include "process_model.h"
31 called when the process model is selected
33 static void single_model_init(struct server_context *server)
37 static void single_model_exit(struct server_context *server, const char *reason)
39 DEBUG(1,("single_exit_server: reason[%s]\n",reason));
45 called when a listening socket becomes readable
47 static void single_accept_connection(struct event_context *ev, struct fd_event *srv_fde,
48 struct timeval t, uint16_t flags)
51 struct socket_context *sock;
52 struct server_stream_socket *stream_socket = srv_fde->private;
53 struct server_connection *conn;
55 /* accept an incoming connection. */
56 status = socket_accept(stream_socket->socket, &sock);
57 if (!NT_STATUS_IS_OK(status)) {
58 DEBUG(0,("accept_connection_single: accept: %s\n",
63 conn = server_setup_connection(ev, stream_socket, sock, t, socket_get_fd(sock));
65 DEBUG(10,("server_setup_connection failed\n"));
69 talloc_steal(conn, sock);
71 /* return to event handling */
77 /* called when a SMB connection goes down */
78 static void single_terminate_connection(struct server_connection *conn, const char *reason)
80 DEBUG(2,("single_terminate_connection: reason[%s]\n",reason));
88 called to create a new event context for a new task
90 static void single_create_task(struct server_task *task)
92 task->task.id = (uint32_t)task;
93 task->event.ctx = task->service->server->event.ctx;
95 /* setup to receive internal messages on this connection */
96 task->messaging.ctx = messaging_init(task, task->task.id, task->event.ctx);
97 if (!task->messaging.ctx) {
98 server_terminate_task(task, "messaging_init() failed");
102 task->task.ops->task_init(task);
107 called to exit from a server_task
109 static void single_terminate_task(struct server_task *task, const char *reason)
111 DEBUG(1,("single_exit_server: reason[%s]\n",reason));
116 static const struct model_ops single_ops = {
119 .model_init = single_model_init,
120 .model_exit = single_model_exit,
122 .accept_connection = single_accept_connection,
123 .terminate_connection = single_terminate_connection,
125 .create_task = single_create_task,
126 .terminate_task = single_terminate_task
130 initialise the single process model, registering ourselves with the process model subsystem
132 NTSTATUS process_model_single_init(void)
136 /* register ourselves with the PROCESS_MODEL subsystem. */
137 ret = register_process_model(&single_ops);
138 if (!NT_STATUS_IS_OK(ret)) {
139 DEBUG(0,("Failed to register process_model 'single'!\n"));