packed_struct.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _LINUX_UNALIGNED_PACKED_STRUCT_H
 3#define _LINUX_UNALIGNED_PACKED_STRUCT_H
 4
 5#include <linux/kernel.h>
 6
 7struct __una_u16 { u16 x; } __packed;
 8struct __una_u32 { u32 x; } __packed;
 9struct __una_u64 { u64 x; } __packed;
10
11static inline u16 __get_unaligned_cpu16(const void *p)
12{
13	const struct __una_u16 *ptr = (const struct __una_u16 *)p;
14	return ptr->x;
15}
16
17static inline u32 __get_unaligned_cpu32(const void *p)
18{
19	const struct __una_u32 *ptr = (const struct __una_u32 *)p;
20	return ptr->x;
21}
22
23static inline u64 __get_unaligned_cpu64(const void *p)
24{
25	const struct __una_u64 *ptr = (const struct __una_u64 *)p;
26	return ptr->x;
27}
28
29static inline void __put_unaligned_cpu16(u16 val, void *p)
30{
31	struct __una_u16 *ptr = (struct __una_u16 *)p;
32	ptr->x = val;
33}
34
35static inline void __put_unaligned_cpu32(u32 val, void *p)
36{
37	struct __una_u32 *ptr = (struct __una_u32 *)p;
38	ptr->x = val;
39}
40
41static inline void __put_unaligned_cpu64(u64 val, void *p)
42{
43	struct __una_u64 *ptr = (struct __una_u64 *)p;
44	ptr->x = val;
45}
46
47#endif /* _LINUX_UNALIGNED_PACKED_STRUCT_H */