[deliverable/linux.git] / include / linux / unaligned / packed_struct.h

#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 */
Commit	Line	Data
064106a9 HH	1	#ifndef _LINUX_UNALIGNED_PACKED_STRUCT_H
	2	#define _LINUX_UNALIGNED_PACKED_STRUCT_H
	3
	4	#include <linux/kernel.h>
	5
17253103 AM	6	struct __una_u16 { u16 x; } __packed;
	7	struct __una_u32 { u32 x; } __packed;
	8	struct __una_u64 { u64 x; } __packed;
064106a9 HH	9
	10	static inline u16 __get_unaligned_cpu16(const void *p)
	11	{
	12	const struct __una_u16 ptr = (const struct __una_u16 )p;
	13	return ptr->x;
	14	}
	15
	16	static inline u32 __get_unaligned_cpu32(const void *p)
	17	{
	18	const struct __una_u32 ptr = (const struct __una_u32 )p;
	19	return ptr->x;
	20	}
	21
	22	static inline u64 __get_unaligned_cpu64(const void *p)
	23	{
	24	const struct __una_u64 ptr = (const struct __una_u64 )p;
	25	return ptr->x;
	26	}
	27
	28	static inline void __put_unaligned_cpu16(u16 val, void *p)
	29	{
	30	struct __una_u16 ptr = (struct __una_u16 )p;
	31	ptr->x = val;
	32	}
	33
	34	static inline void __put_unaligned_cpu32(u32 val, void *p)
	35	{
	36	struct __una_u32 ptr = (struct __una_u32 )p;
	37	ptr->x = val;
	38	}
	39
	40	static inline void __put_unaligned_cpu64(u64 val, void *p)
	41	{
	42	struct __una_u64 ptr = (struct __una_u64 )p;
	43	ptr->x = val;
	44	}
	45
	46	#endif /* _LINUX_UNALIGNED_PACKED_STRUCT_H */