xref: /OK3568_Linux_fs/kernel/tools/include/linux/unaligned/packed_struct.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)

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

#include <linux/kernel.h>

struct __una_u16 { u16 x; } __packed;
struct __una_u32 { u32 x; } __packed;
struct __una_u64 { u64 x; } __packed;

static inline u16 __get_unaligned_cpu16(const void *p)
{
	const struct __una_u16 *ptr = (const struct __una_u16 *)p;
	return ptr->x;
}

static inline u32 __get_unaligned_cpu32(const void *p)
{
	const struct __una_u32 *ptr = (const struct __una_u32 *)p;
	return ptr->x;
}

static inline u64 __get_unaligned_cpu64(const void *p)
{
	const struct __una_u64 *ptr = (const struct __una_u64 *)p;
	return ptr->x;
}

static inline void __put_unaligned_cpu16(u16 val, void *p)
{
	struct __una_u16 *ptr = (struct __una_u16 *)p;
	ptr->x = val;
}

static inline void __put_unaligned_cpu32(u32 val, void *p)
{
	struct __una_u32 *ptr = (struct __una_u32 *)p;
	ptr->x = val;
}

static inline void __put_unaligned_cpu64(u64 val, void *p)
{
	struct __una_u64 *ptr = (struct __una_u64 *)p;
	ptr->x = val;
}

#endif /* _LINUX_UNALIGNED_PACKED_STRUCT_H */