tsiry-sandratraina.com
A modern Music Player Daemon based on Rockbox open source high quality audio player
libadwaita
audio
rust
zig
deno
mpris
rockbox
mpd
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
9 *
10 * Copyright (C) 2002 by Alan Korr
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation; either version 2
15 * of the License, or (at your option) any later version.
16 *
17 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
18 * KIND, either express or implied.
19 *
20 ****************************************************************************/
21#ifndef _ENDIAN_H_
22#define _ENDIAN_H_
23
24#ifndef _RBENDIAN_H_
25/* this only defines what may be substituted in the native endian.h */
26#error "Include rbendian.h instead."
27#endif
28
29#define __ENDIAN_H_NATIVE_RB
30
31#ifdef NEED_GENERIC_BYTESWAPS
32static inline uint16_t swap16_hw(uint16_t value)
33 /*
34 * result[15..8] = value[ 7..0];
35 * result[ 7..0] = value[15..8];
36 */
37{
38 return (value >> 8) | (value << 8);
39}
40
41static inline uint32_t swap32_hw(uint32_t value)
42 /*
43 * result[31..24] = value[ 7.. 0];
44 * result[23..16] = value[15.. 8];
45 * result[15.. 8] = value[23..16];
46 * result[ 7.. 0] = value[31..24];
47 */
48{
49 uint32_t hi = swap16_hw(value >> 16);
50 uint32_t lo = swap16_hw(value & 0xffff);
51 return (lo << 16) | hi;
52}
53#endif /* NEED_GENERIC_BYTESWAPS */
54
55static FORCE_INLINE uint64_t swap64_hw(uint64_t x)
56 { return swap32_hw((uint32_t)(x >> 32)) |
57 ((uint64_t)swap32_hw((uint32_t)x) << 32); }
58
59#endif /* _ENDIAN_H_ */