Root/fs/udf/udfend.h

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

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