Linux Kernel  3.7.1
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udfend.h
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1 #ifndef __UDF_ENDIAN_H
2 #define __UDF_ENDIAN_H
3 
4 #include <asm/byteorder.h>
5 #include <linux/string.h>
6 
7 static 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 
17 static 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 
27 static 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 
37 static 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 
47 static 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 
57 static 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 
67 static 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 */
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