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| author | Lasse Collin <lasse.collin@tukaani.org> | 2009-10-04 22:57:12 +0300 |
|---|---|---|
| committer | Lasse Collin <lasse.collin@tukaani.org> | 2009-10-04 22:57:12 +0300 |
| commit | ebfb2c5e1f344e5c6e549b9dedaa49b0749a4a24 (patch) | |
| tree | 7e2f519ad2be01b8f9c7b230f71d479d550c9ae4 /src/common/bswap.h | |
| parent | Add support for --enable-assume-ram=SIZE. (diff) | |
| download | xz-ebfb2c5e1f344e5c6e549b9dedaa49b0749a4a24.tar.xz | |
Use a tuklib module for integer handling.
This replaces bswap.h and integer.h.
The tuklib module uses <byteswap.h> on GNU,
<sys/endian.h> on *BSDs and <sys/byteorder.h>
on Solaris, which may contain optimized code
like inline assembly.
Diffstat (limited to 'src/common/bswap.h')
| -rw-r--r-- | src/common/bswap.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/src/common/bswap.h b/src/common/bswap.h deleted file mode 100644 index c8cf125a..00000000 --- a/src/common/bswap.h +++ /dev/null @@ -1,52 +0,0 @@ -/////////////////////////////////////////////////////////////////////////////// -// -/// \file bswap.h -/// \brief Byte swapping -// -// Author: Lasse Collin -// -// This file has been put into the public domain. -// You can do whatever you want with this file. -// -/////////////////////////////////////////////////////////////////////////////// - -#ifndef LZMA_BSWAP_H -#define LZMA_BSWAP_H - -// NOTE: We assume that config.h is already #included. - -// At least glibc has byteswap.h which contains inline assembly code for -// byteswapping. Some systems have byteswap.h but lack one or more of the -// bswap_xx macros/functions, which is why we check them separately even -// if byteswap.h is available. - -#ifdef HAVE_BYTESWAP_H -# include <byteswap.h> -#endif - -#ifndef HAVE_BSWAP_16 -# define bswap_16(num) \ - (((num) << 8) | ((num) >> 8)) -#endif - -#ifndef HAVE_BSWAP_32 -# define bswap_32(num) \ - ( (((num) << 24) ) \ - | (((num) << 8) & UINT32_C(0x00FF0000)) \ - | (((num) >> 8) & UINT32_C(0x0000FF00)) \ - | (((num) >> 24) ) ) -#endif - -#ifndef HAVE_BSWAP_64 -# define bswap_64(num) \ - ( (((num) << 56) ) \ - | (((num) << 40) & UINT64_C(0x00FF000000000000)) \ - | (((num) << 24) & UINT64_C(0x0000FF0000000000)) \ - | (((num) << 8) & UINT64_C(0x000000FF00000000)) \ - | (((num) >> 8) & UINT64_C(0x00000000FF000000)) \ - | (((num) >> 24) & UINT64_C(0x0000000000FF0000)) \ - | (((num) >> 40) & UINT64_C(0x000000000000FF00)) \ - | (((num) >> 56) ) ) -#endif - -#endif |