LXR linux/fs/ntfs/endian.h

   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
  19static inline s16 sle16_to_cpu(sle16 x)
  20{
  21        return le16_to_cpu((__force le16)x);
  22}
  23
  24static inline s32 sle32_to_cpu(sle32 x)
  25{
  26        return le32_to_cpu((__force le32)x);
  27}
  28
  29static inline s64 sle64_to_cpu(sle64 x)
  30{
  31        return le64_to_cpu((__force le64)x);
  32}
  33
  34static inline s16 sle16_to_cpup(sle16 *x)
  35{
  36        return le16_to_cpu(*(__force le16*)x);
  37}
  38
  39static inline s32 sle32_to_cpup(sle32 *x)
  40{
  41        return le32_to_cpu(*(__force le32*)x);
  42}
  43
  44static inline s64 sle64_to_cpup(sle64 *x)
  45{
  46        return le64_to_cpu(*(__force le64*)x);
  47}
  48
  49static inline sle16 cpu_to_sle16(s16 x)
  50{
  51        return (__force sle16)cpu_to_le16(x);
  52}
  53
  54static inline sle32 cpu_to_sle32(s32 x)
  55{
  56        return (__force sle32)cpu_to_le32(x);
  57}
  58
  59static inline sle64 cpu_to_sle64(s64 x)
  60{
  61        return (__force sle64)cpu_to_le64(x);
  62}
  63
  64static inline sle16 cpu_to_sle16p(s16 *x)
  65{
  66        return (__force sle16)cpu_to_le16(*x);
  67}
  68
  69static inline sle32 cpu_to_sle32p(s32 *x)
  70{
  71        return (__force sle32)cpu_to_le32(*x);
  72}
  73
  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