[people/arne_f/kernel.git] / include / linux / unaligned / memmove.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_UNALIGNED_MEMMOVE_H
#define _LINUX_UNALIGNED_MEMMOVE_H

#include <linux/kernel.h>
#include <linux/string.h>

/* Use memmove here, so gcc does not insert a __builtin_memcpy. */

static inline u16 __get_unaligned_memmove16(const void *p)
{
	u16 tmp;
	memmove(&tmp, p, 2);
	return tmp;
}

static inline u32 __get_unaligned_memmove32(const void *p)
{
	u32 tmp;
	memmove(&tmp, p, 4);
	return tmp;
}

static inline u64 __get_unaligned_memmove64(const void *p)
{
	u64 tmp;
	memmove(&tmp, p, 8);
	return tmp;
}

static inline void __put_unaligned_memmove16(u16 val, void *p)
{
	memmove(p, &val, 2);
}

static inline void __put_unaligned_memmove32(u32 val, void *p)
{
	memmove(p, &val, 4);
}

static inline void __put_unaligned_memmove64(u64 val, void *p)
{
	memmove(p, &val, 8);
}

#endif /* _LINUX_UNALIGNED_MEMMOVE_H */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
064106a9 HH	2	#ifndef _LINUX_UNALIGNED_MEMMOVE_H
	3	#define _LINUX_UNALIGNED_MEMMOVE_H
	4
	5	#include <linux/kernel.h>
	6	#include <linux/string.h>
	7
	8	/* Use memmove here, so gcc does not insert a __builtin_memcpy. */
	9
	10	static inline u16 __get_unaligned_memmove16(const void *p)
	11	{
	12	u16 tmp;
	13	memmove(&tmp, p, 2);
	14	return tmp;
	15	}
	16
	17	static inline u32 __get_unaligned_memmove32(const void *p)
	18	{
	19	u32 tmp;
	20	memmove(&tmp, p, 4);
	21	return tmp;
	22	}
	23
	24	static inline u64 __get_unaligned_memmove64(const void *p)
	25	{
	26	u64 tmp;
	27	memmove(&tmp, p, 8);
	28	return tmp;
	29	}
	30
	31	static inline void __put_unaligned_memmove16(u16 val, void *p)
	32	{
	33	memmove(p, &val, 2);
	34	}
	35
	36	static inline void __put_unaligned_memmove32(u32 val, void *p)
	37	{
	38	memmove(p, &val, 4);
	39	}
	40
	41	static inline void __put_unaligned_memmove64(u64 val, void *p)
	42	{
	43	memmove(p, &val, 8);
	44	}
	45
	46	#endif /* _LINUX_UNALIGNED_MEMMOVE_H */