HOME


Mini Shell 1.0
DIR:/usr/src/kernels/3.10.0-1160.119.1.el7.tuxcare.els10.x86_64/tools/include/tools/
Upload File :
Current File : //usr/src/kernels/3.10.0-1160.119.1.el7.tuxcare.els10.x86_64/tools/include/tools/be_byteshift.h
#ifndef _TOOLS_BE_BYTESHIFT_H
#define _TOOLS_BE_BYTESHIFT_H

#include <linux/types.h>

static inline __u16 __get_unaligned_be16(const __u8 *p)
{
	return p[0] << 8 | p[1];
}

static inline __u32 __get_unaligned_be32(const __u8 *p)
{
	return p[0] << 24 | p[1] << 16 | p[2] << 8 | p[3];
}

static inline __u64 __get_unaligned_be64(const __u8 *p)
{
	return (__u64)__get_unaligned_be32(p) << 32 |
	       __get_unaligned_be32(p + 4);
}

static inline void __put_unaligned_be16(__u16 val, __u8 *p)
{
	*p++ = val >> 8;
	*p++ = val;
}

static inline void __put_unaligned_be32(__u32 val, __u8 *p)
{
	__put_unaligned_be16(val >> 16, p);
	__put_unaligned_be16(val, p + 2);
}

static inline void __put_unaligned_be64(__u64 val, __u8 *p)
{
	__put_unaligned_be32(val >> 32, p);
	__put_unaligned_be32(val, p + 4);
}

static inline __u16 get_unaligned_be16(const void *p)
{
	return __get_unaligned_be16((const __u8 *)p);
}

static inline __u32 get_unaligned_be32(const void *p)
{
	return __get_unaligned_be32((const __u8 *)p);
}

static inline __u64 get_unaligned_be64(const void *p)
{
	return __get_unaligned_be64((const __u8 *)p);
}

static inline void put_unaligned_be16(__u16 val, void *p)
{
	__put_unaligned_be16(val, p);
}

static inline void put_unaligned_be32(__u32 val, void *p)
{
	__put_unaligned_be32(val, p);
}

static inline void put_unaligned_be64(__u64 val, void *p)
{
	__put_unaligned_be64(val, p);
}

#endif /* _TOOLS_BE_BYTESHIFT_H */