1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __UDF_ENDIAN_H
3#define __UDF_ENDIAN_H
4
5#include <asm/byteorder.h>
6#include <linux/string.h>
7
8static inline struct kernel_lb_addr lelb_to_cpu(struct lb_addr in)
9{
10	struct kernel_lb_addr out;
11
12	out.logicalBlockNum = le32_to_cpu(in.logicalBlockNum);
13	out.partitionReferenceNum = le16_to_cpu(in.partitionReferenceNum);
14
15	return out;
16}
17
18static inline struct lb_addr cpu_to_lelb(struct kernel_lb_addr in)
19{
20	struct lb_addr out;
21
22	out.logicalBlockNum = cpu_to_le32(in.logicalBlockNum);
23	out.partitionReferenceNum = cpu_to_le16(in.partitionReferenceNum);
24
25	return out;
26}
27
28static inline struct short_ad lesa_to_cpu(struct short_ad in)
29{
30	struct short_ad out;
31
32	out.extLength = le32_to_cpu(in.extLength);
33	out.extPosition = le32_to_cpu(in.extPosition);
34
35	return out;
36}
37
38static inline struct short_ad cpu_to_lesa(struct short_ad in)
39{
40	struct short_ad out;
41
42	out.extLength = cpu_to_le32(in.extLength);
43	out.extPosition = cpu_to_le32(in.extPosition);
44
45	return out;
46}
47
48static inline struct kernel_long_ad lela_to_cpu(struct long_ad in)
49{
50	struct kernel_long_ad out;
51
52	out.extLength = le32_to_cpu(in.extLength);
53	out.extLocation = lelb_to_cpu(in.extLocation);
54
55	return out;
56}
57
58static inline struct long_ad cpu_to_lela(struct kernel_long_ad in)
59{
60	struct long_ad out;
61
62	out.extLength = cpu_to_le32(in.extLength);
63	out.extLocation = cpu_to_lelb(in.extLocation);
64
65	return out;
66}
67
68static inline struct kernel_extent_ad leea_to_cpu(struct extent_ad in)
69{
70	struct kernel_extent_ad out;
71
72	out.extLength = le32_to_cpu(in.extLength);
73	out.extLocation = le32_to_cpu(in.extLocation);
74
75	return out;
76}
77
78#endif /* __UDF_ENDIAN_H */
79