2 Unix SMB/CIFS implementation.
4 helper functions for task based servers (nbtd, winbind etc)
6 Copyright (C) Andrew Tridgell 2005
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.
24 #include "process_model.h"
25 #include "lib/events/events.h"
26 #include "smbd/service_task.h"
29 terminate a task service
31 void task_terminate(struct task_server *task, const char *reason)
33 struct event_context *event_ctx = task->event_ctx;
34 const struct model_ops *model_ops = task->model_ops;
36 model_ops->terminate(event_ctx, reason);
39 /* used for the callback from the process model code */
41 void (*task_init)(struct task_server *);
42 const struct model_ops *model_ops;
47 called by the process model code when the new task starts up. This then calls
48 the server specific startup code
50 static void task_server_callback(struct event_context *event_ctx, uint32_t server_id, void *private)
52 struct task_state *state = talloc_get_type(private, struct task_state);
53 struct task_server *task;
55 task = talloc(event_ctx, struct task_server);
56 if (task == NULL) return;
58 task->event_ctx = event_ctx;
59 task->model_ops = state->model_ops;
60 task->server_id = server_id;
62 task->msg_ctx = messaging_init(task, task->server_id, task->event_ctx);
64 task_terminate(task, "messaging_init() failed");
68 state->task_init(task);
72 startup a task based server
74 NTSTATUS task_server_startup(struct event_context *event_ctx,
75 const struct model_ops *model_ops,
76 void (*task_init)(struct task_server *))
78 struct task_state *state;
80 state = talloc(event_ctx, struct task_state);
81 NT_STATUS_HAVE_NO_MEMORY(state);
83 state->task_init = task_init;
84 state->model_ops = model_ops;
86 model_ops->new_task(event_ctx, task_server_callback, state);