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remove the dependency on <asm/byteorder.h> in favour of <endian.h> and <byteswap.h> 

(Logical change 1.237)
edge.strict_endians
flatcap.org!ntfs 2003-11-18 21:17:57 +00:00
parent d6f2ca4a62
commit 05af63dc9b
1 changed files with 26 additions and 5 deletions
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31
include/endians.h
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@ -30,13 +30,13 @@
* defaults don't necessarily perform appropriate typecasts.
* Also, using our own functions means that we can change them if it
* turns out that we do need to use the unaligned access macros on
* architectures requirering aligned memory accesses...
* architectures requiring aligned memory accesses...
*/
#include <asm/byteorder.h>
#include <endian.h>
#include <byteswap.h>
/* The following are not defined on Cygwin... Luckily Cygwin is LE already. */
#ifdef __CYGWIN32__
#if (__BYTE_ORDER == __LITTLE_ENDIAN)
#define __le16_to_cpu(x) (x)
#define __le32_to_cpu(x) (x)
@ -54,8 +54,29 @@
#define __constant_cpu_to_le32(x) (x)
#define __constant_cpu_to_le64(x) (x)
#endif /* __CYGWIN32__ */
#elif (__BYTE_ORDER == __BIG_ENDIAN)
#define __le16_to_cpu(x) bswap_16(x)
#define __le32_to_cpu(x) bswap_32(x)
#define __le64_to_cpu(x) bswap_64(x)
#define __cpu_to_le16(x) bswap_16(x)
#define __cpu_to_le32(x) bswap_32(x)
#define __cpu_to_le64(x) bswap_64(x)
#define __constant_le16_to_cpu(x) __bswap_constant_16(x)
#define __constant_le32_to_cpu(x) __bswap_constant_32(x)
#define __constant_le64_to_cpu(x) __bswap_constant_64(x)
#define __constant_cpu_to_le16(x) __bswap_constant_16(x)
#define __constant_cpu_to_le32(x) __bswap_constant_32(x)
#define __constant_cpu_to_le64(x) __bswap_constant_64(x)
#else
#error "You must define __BYTE_ORDER to be __LITTLE_ENDIAN or __BIG_ENDIAN"
#endif
/* Unsigned from LE to CPU conversion. */