PulseAudio 16.1

direction.h
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1#ifndef foodirectionhfoo
2#define foodirectionhfoo
3
4/***
5 This file is part of PulseAudio.
6
7 Copyright 2014 Intel Corporation
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, see <http://www.gnu.org/licenses/>.
21***/
22
23#include <pulse/def.h>
24
30 int pa_direction_valid(pa_direction_t direction) PA_GCC_CONST;
31
33 const char *pa_direction_to_string(pa_direction_t direction);
34
35#endif
def.h
Global definitions.
pa_direction_t
enum pa_direction pa_direction_t
Direction bitfield - while we currently do not expose anything bidirectional, one should test against...
pa_direction_valid
int pa_direction_valid(pa_direction_t direction) PA_GCC_CONST
Return non-zero if the given value is a valid direction (either input, output or bidirectional).
pa_direction_to_string
const char * pa_direction_to_string(pa_direction_t direction)
Return a textual representation of the direction.
PA_GCC_CONST
#define PA_GCC_CONST
This function's return value depends only the arguments list (stricter version of PA_GCC_PURE)
Definition: gccmacro.h:80