1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 **************************************************************************** 11 ****************************************************************************/ 12 #ifndef _LINUX_SWAB_H 13 #define _LINUX_SWAB_H 14 15 #include <linux/types.h> 16 #include <linux/compiler.h> 17 #include <asm/swab.h> 18 19 #define ___constant_swab16(x) ((__u16)( (((__u16)(x) & (__u16)0x00ffU) << 8) | (((__u16)(x) & (__u16)0xff00U) >> 8))) 20 21 #define ___constant_swab32(x) ((__u32)( (((__u32)(x) & (__u32)0x000000ffUL) << 24) | (((__u32)(x) & (__u32)0x0000ff00UL) << 8) | (((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | (((__u32)(x) & (__u32)0xff000000UL) >> 24))) 22 23 #define ___constant_swab64(x) ((__u64)( (((__u64)(x) & (__u64)0x00000000000000ffULL) << 56) | (((__u64)(x) & (__u64)0x000000000000ff00ULL) << 40) | (((__u64)(x) & (__u64)0x0000000000ff0000ULL) << 24) | (((__u64)(x) & (__u64)0x00000000ff000000ULL) << 8) | (((__u64)(x) & (__u64)0x000000ff00000000ULL) >> 8) | (((__u64)(x) & (__u64)0x0000ff0000000000ULL) >> 24) | (((__u64)(x) & (__u64)0x00ff000000000000ULL) >> 40) | (((__u64)(x) & (__u64)0xff00000000000000ULL) >> 56))) 24 25 #define ___constant_swahw32(x) ((__u32)( (((__u32)(x) & (__u32)0x0000ffffUL) << 16) | (((__u32)(x) & (__u32)0xffff0000UL) >> 16))) 26 27 #define ___constant_swahb32(x) ((__u32)( (((__u32)(x) & (__u32)0x00ff00ffUL) << 8) | (((__u32)(x) & (__u32)0xff00ff00UL) >> 8))) 28 29 #ifdef __arch_swab16 30 #else 31 #endif 32 #ifdef __arch_swab32 33 #else 34 #endif 35 #ifdef __arch_swab64 36 #elif defined(__SWAB_64_THRU_32__) 37 #else 38 #endif 39 #ifdef __arch_swahw32 40 #else 41 #endif 42 #ifdef __arch_swahb32 43 #else 44 #endif 45 #define __swab16(x) (__builtin_constant_p((__u16)(x)) ? ___constant_swab16(x) : __fswab16(x)) 46 #define __swab32(x) (__builtin_constant_p((__u32)(x)) ? ___constant_swab32(x) : __fswab32(x)) 47 #define __swab64(x) (__builtin_constant_p((__u64)(x)) ? ___constant_swab64(x) : __fswab64(x)) 48 #define __swahw32(x) (__builtin_constant_p((__u32)(x)) ? ___constant_swahw32(x) : __fswahw32(x)) 49 #define __swahb32(x) (__builtin_constant_p((__u32)(x)) ? ___constant_swahb32(x) : __fswahb32(x)) 50 #ifdef __arch_swab16p 51 #else 52 #endif 53 #ifdef __arch_swab32p 54 #else 55 #endif 56 #ifdef __arch_swab64p 57 #else 58 #endif 59 #ifdef __arch_swahw32p 60 #else 61 #endif 62 #ifdef __arch_swahb32p 63 #else 64 #endif 65 #ifdef __arch_swab16s 66 #else 67 #endif 68 #ifdef __arch_swab32s 69 #else 70 #endif 71 #ifdef __arch_swab64s 72 #else 73 #endif 74 #ifdef __arch_swahw32s 75 #else 76 #endif 77 #ifdef __arch_swahb32s 78 #else 79 #endif 80 #endif 81