1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * endian.h - Defines for endianness handling in NTFS Linux kernel driver. 4 * Part of the Linux-NTFS project. 5 * 6 * Copyright (c) 2001-2004 Anton Altaparmakov 7 */ 8 9 #ifndef _LINUX_NTFS_ENDIAN_H 10 #define _LINUX_NTFS_ENDIAN_H 11 12 #include <asm/byteorder.h> 13 #include "types.h" 14 15 /* 16 * Signed endianness conversion functions. 17 */ 18 sle16_to_cpu(sle16 x)19static inline s16 sle16_to_cpu(sle16 x) 20 { 21 return le16_to_cpu((__force le16)x); 22 } 23 sle32_to_cpu(sle32 x)24static inline s32 sle32_to_cpu(sle32 x) 25 { 26 return le32_to_cpu((__force le32)x); 27 } 28 sle64_to_cpu(sle64 x)29static inline s64 sle64_to_cpu(sle64 x) 30 { 31 return le64_to_cpu((__force le64)x); 32 } 33 sle16_to_cpup(sle16 * x)34static inline s16 sle16_to_cpup(sle16 *x) 35 { 36 return le16_to_cpu(*(__force le16*)x); 37 } 38 sle32_to_cpup(sle32 * x)39static inline s32 sle32_to_cpup(sle32 *x) 40 { 41 return le32_to_cpu(*(__force le32*)x); 42 } 43 sle64_to_cpup(sle64 * x)44static inline s64 sle64_to_cpup(sle64 *x) 45 { 46 return le64_to_cpu(*(__force le64*)x); 47 } 48 cpu_to_sle16(s16 x)49static inline sle16 cpu_to_sle16(s16 x) 50 { 51 return (__force sle16)cpu_to_le16(x); 52 } 53 cpu_to_sle32(s32 x)54static inline sle32 cpu_to_sle32(s32 x) 55 { 56 return (__force sle32)cpu_to_le32(x); 57 } 58 cpu_to_sle64(s64 x)59static inline sle64 cpu_to_sle64(s64 x) 60 { 61 return (__force sle64)cpu_to_le64(x); 62 } 63 cpu_to_sle16p(s16 * x)64static inline sle16 cpu_to_sle16p(s16 *x) 65 { 66 return (__force sle16)cpu_to_le16(*x); 67 } 68 cpu_to_sle32p(s32 * x)69static inline sle32 cpu_to_sle32p(s32 *x) 70 { 71 return (__force sle32)cpu_to_le32(*x); 72 } 73 cpu_to_sle64p(s64 * x)74static inline sle64 cpu_to_sle64p(s64 *x) 75 { 76 return (__force sle64)cpu_to_le64(*x); 77 } 78 79 #endif /* _LINUX_NTFS_ENDIAN_H */ 80