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 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _LINUX_BYTEORDER_SWABB_H 20 #define _LINUX_BYTEORDER_SWABB_H 21 #define ___swahw32(x) ({ __u32 __x = (x); ((__u32)( (((__u32)(__x) & (__u32)0x0000ffffUL) << 16) | (((__u32)(__x) & (__u32)0xffff0000UL) >> 16) )); }) 22 #define ___swahb32(x) ({ __u32 __x = (x); ((__u32)( (((__u32)(__x) & (__u32)0x00ff00ffUL) << 8) | (((__u32)(__x) & (__u32)0xff00ff00UL) >> 8) )); }) 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #define ___constant_swahw32(x) ((__u32)( (((__u32)(x) & (__u32)0x0000ffffUL) << 16) | (((__u32)(x) & (__u32)0xffff0000UL) >> 16) )) 25 #define ___constant_swahb32(x) ((__u32)( (((__u32)(x) & (__u32)0x00ff00ffUL) << 8) | (((__u32)(x) & (__u32)0xff00ff00UL) >> 8) )) 26 #ifndef __arch__swahw32 27 #define __arch__swahw32(x) ___swahw32(x) 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 #endif 30 #ifndef __arch__swahb32 31 #define __arch__swahb32(x) ___swahb32(x) 32 #endif 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #ifndef __arch__swahw32p 35 #define __arch__swahw32p(x) __swahw32(*(x)) 36 #endif 37 #ifndef __arch__swahb32p 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define __arch__swahb32p(x) __swahb32(*(x)) 40 #endif 41 #ifndef __arch__swahw32s 42 #define __arch__swahw32s(x) do { *(x) = __swahw32p((x)); } while (0) 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 #endif 45 #ifndef __arch__swahb32s 46 #define __arch__swahb32s(x) do { *(x) = __swahb32p((x)); } while (0) 47 #endif 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 #if defined(__GNUC__) && defined(__OPTIMIZE__) 50 #define __swahw32(x) (__builtin_constant_p((__u32)(x)) ? ___swahw32((x)) : __fswahw32((x))) 51 #define __swahb32(x) (__builtin_constant_p((__u32)(x)) ? ___swahb32((x)) : __fswahb32((x))) 52 #else 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 #define __swahw32(x) __fswahw32(x) 55 #define __swahb32(x) __fswahb32(x) 56 #endif 57 #ifdef __BYTEORDER_HAS_U64__ 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 #endif 60 #endif 61
