1#ifndef foooperationhfoo
2#define foooperationhfoo
3
4/***
5  This file is part of PulseAudio.
6
7  Copyright 2004-2006 Lennart Poettering
8
9  PulseAudio is free software; you can redistribute it and/or modify
10  it under the terms of the GNU Lesser General Public License as published
11  by the Free Software Foundation; either version 2.1 of the License,
12  or (at your option) any later version.
13
14  PulseAudio is distributed in the hope that it will be useful, but
15  WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  General Public License for more details.
18
19  You should have received a copy of the GNU Lesser General Public License
20  along with PulseAudio; if not, write to the Free Software
21  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
22  USA.
23***/
24
25#include <pulse/cdecl.h>
26#include <pulse/def.h>
27#include <pulse/version.h>
28
29/** \file
30 * Asynchronous operations */
31
32PA_C_DECL_BEGIN
33
34/** An asynchronous operation object */
35typedef struct pa_operation pa_operation;
36
37/** Increase the reference count by one */
38pa_operation *pa_operation_ref(pa_operation *o);
39
40/** Decrease the reference count by one */
41void pa_operation_unref(pa_operation *o);
42
43/** Cancel the operation. Beware! This will not necessarily cancel the
44 * execution of the operation on the server side. However it will make
45 * sure that the callback associated with this operation will not be
46 * called anymore, effectively disabling the operation from the client
47 * side's view. */
48void pa_operation_cancel(pa_operation *o);
49
50/** Return the current status of the operation */
51pa_operation_state_t pa_operation_get_state(pa_operation *o);
52
53PA_C_DECL_END
54
55#endif
56