/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** **************************************************************************** ****************************************************************************/ #ifndef _LINUX_BYTEORDER_SWABB_H #define _LINUX_BYTEORDER_SWABB_H #define ___swahw32(x) ({ __u32 __x = (x); ((__u32)( (((__u32)(__x) & (__u32)0x0000ffffUL) << 16) | (((__u32)(__x) & (__u32)0xffff0000UL) >> 16) )); }) #define ___swahb32(x) ({ __u32 __x = (x); ((__u32)( (((__u32)(__x) & (__u32)0x00ff00ffUL) << 8) | (((__u32)(__x) & (__u32)0xff00ff00UL) >> 8) )); }) #define ___constant_swahw32(x) ((__u32)( (((__u32)(x) & (__u32)0x0000ffffUL) << 16) | (((__u32)(x) & (__u32)0xffff0000UL) >> 16) )) #define ___constant_swahb32(x) ((__u32)( (((__u32)(x) & (__u32)0x00ff00ffUL) << 8) | (((__u32)(x) & (__u32)0xff00ff00UL) >> 8) )) #ifndef __arch__swahw32 #define __arch__swahw32(x) ___swahw32(x) #endif #ifndef __arch__swahb32 #define __arch__swahb32(x) ___swahb32(x) #endif #ifndef __arch__swahw32p #define __arch__swahw32p(x) __swahw32(*(x)) #endif #ifndef __arch__swahb32p #define __arch__swahb32p(x) __swahb32(*(x)) #endif #ifndef __arch__swahw32s #define __arch__swahw32s(x) do { *(x) = __swahw32p((x)); } while (0) #endif #ifndef __arch__swahb32s #define __arch__swahb32s(x) do { *(x) = __swahb32p((x)); } while (0) #endif #if defined(__GNUC__) && defined(__OPTIMIZE__) #define __swahw32(x) (__builtin_constant_p((__u32)(x)) ? ___swahw32((x)) : __fswahw32((x))) #define __swahb32(x) (__builtin_constant_p((__u32)(x)) ? ___swahb32((x)) : __fswahb32((x))) #else #define __swahw32(x) __fswahw32(x) #define __swahb32(x) __fswahb32(x) #endif #ifdef __BYTEORDER_HAS_U64__ #endif #endif