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Diffstat (limited to 'fs/ntfs/endian.h')
-rw-r--r-- | fs/ntfs/endian.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/fs/ntfs/endian.h b/fs/ntfs/endian.h new file mode 100644 index 000000000..927b5bf04 --- /dev/null +++ b/fs/ntfs/endian.h @@ -0,0 +1,93 @@ +/* + * endian.h - Defines for endianness handling in NTFS Linux kernel driver. + * Part of the Linux-NTFS project. + * + * Copyright (c) 2001-2004 Anton Altaparmakov + * + * This program/include file is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as published + * by the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program/include file is distributed in the hope that it will be + * useful, but WITHOUT ANY WARRANTY; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program (in the main directory of the Linux-NTFS + * distribution in the file COPYING); if not, write to the Free Software + * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _LINUX_NTFS_ENDIAN_H +#define _LINUX_NTFS_ENDIAN_H + +#include <asm/byteorder.h> +#include "types.h" + +/* + * Signed endianness conversion functions. + */ + +static inline s16 sle16_to_cpu(sle16 x) +{ + return le16_to_cpu((__force le16)x); +} + +static inline s32 sle32_to_cpu(sle32 x) +{ + return le32_to_cpu((__force le32)x); +} + +static inline s64 sle64_to_cpu(sle64 x) +{ + return le64_to_cpu((__force le64)x); +} + +static inline s16 sle16_to_cpup(sle16 *x) +{ + return le16_to_cpu(*(__force le16*)x); +} + +static inline s32 sle32_to_cpup(sle32 *x) +{ + return le32_to_cpu(*(__force le32*)x); +} + +static inline s64 sle64_to_cpup(sle64 *x) +{ + return le64_to_cpu(*(__force le64*)x); +} + +static inline sle16 cpu_to_sle16(s16 x) +{ + return (__force sle16)cpu_to_le16(x); +} + +static inline sle32 cpu_to_sle32(s32 x) +{ + return (__force sle32)cpu_to_le32(x); +} + +static inline sle64 cpu_to_sle64(s64 x) +{ + return (__force sle64)cpu_to_le64(x); +} + +static inline sle16 cpu_to_sle16p(s16 *x) +{ + return (__force sle16)cpu_to_le16(*x); +} + +static inline sle32 cpu_to_sle32p(s32 *x) +{ + return (__force sle32)cpu_to_le32(*x); +} + +static inline sle64 cpu_to_sle64p(s64 *x) +{ + return (__force sle64)cpu_to_le64(*x); +} + +#endif /* _LINUX_NTFS_ENDIAN_H */ |