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The JUCE cross-platform C++ framework, with DISTRHO/KXStudio specific changes
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JUCE/modules/juce_audio_formats/codecs/flac/endswap.h

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  1. /* libFLAC - Free Lossless Audio Codec library

  2.  * Copyright (C) 2012  Xiph.org Foundation

  3.  *

  4.  * Redistribution and use in source and binary forms, with or without

  5.  * modification, are permitted provided that the following conditions

  6.  * are met:

  7.  *

  8.  * - Redistributions of source code must retain the above copyright

  9.  * notice, this list of conditions and the following disclaimer.

  10.  *

  11.  * - Redistributions in binary form must reproduce the above copyright

  12.  * notice, this list of conditions and the following disclaimer in the

  13.  * documentation and/or other materials provided with the distribution.

  14.  *

  15.  * - Neither the name of the Xiph.org Foundation nor the names of its

  16.  * contributors may be used to endorse or promote products derived from

  17.  * this software without specific prior written permission.

  18.  *

  19.  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

  20.  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

  21.  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

  22.  * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR

  23.  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

  24.  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

  25.  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

  26.  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF

  27.  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING

  28.  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

  29.  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

  30.  */

  31. 

  32. /* It is assumed that this header will be included after "config.h". */

  33. 

  34. #if HAVE_BSWAP32			/* GCC and Clang */

  35. 

  36. #define	ENDSWAP_32(x)		(__builtin_bswap32 (x))

  37. 

  38. #elif defined _MSC_VER		/* Windows. Apparently in <stdlib.h>. */

  39. 

  40. #define	ENDSWAP_32(x)		(_byteswap_ulong (x))

  41. 

  42. #elif defined HAVE_BYTESWAP_H		/* Linux */

  43. 

  44. #include <byteswap.h>

  45. 

  46. #define	ENDSWAP_32(x)		(bswap_32 (x))

  47. 

  48. #else

  49. 

  50. #define	ENDSWAP_32(x)		((((x) >> 24) & 0xFF) + (((x) >> 8) & 0xFF00) + (((x) & 0xFF00) << 8) + (((x) & 0xFF) << 24))

  51. 

  52. #endif