1 /*
2 * Copyright 2003-2021 The Music Player Daemon Project
3 * http://www.musicpd.org
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 */
19
20 #ifndef MPD_ALSA_VERSION_HXX
21 #define MPD_ALSA_VERSION_HXX
22
23 #include <cstdint>
24
25 static constexpr uint_least32_t
MakeAlsaVersion(uint_least32_t major,uint_least32_t minor,uint_least32_t subminor)26 MakeAlsaVersion(uint_least32_t major, uint_least32_t minor,
27 uint_least32_t subminor) noexcept
28 {
29 return (major << 16) | (minor << 8) | subminor;
30 }
31
32 /**
33 * Wrapper for snd_asoundlib_version() which translates the resulting
34 * string to an integer constructed with MakeAlsaVersion().
35 */
36 [[gnu::const]]
37 uint_least32_t
38 GetRuntimeAlsaVersion() noexcept;
39
40 #endif
41