1 #ifndef __UDF_ENDIAN_H
2 #define __UDF_ENDIAN_H
3 
4 #include <asm/byteorder.h>
5 #include <linux/string.h>
6 
lelb_to_cpu(lb_addr in)7 static inline lb_addr lelb_to_cpu(lb_addr in)
8 {
9 	lb_addr out;
10 	out.logicalBlockNum = le32_to_cpu(in.logicalBlockNum);
11 	out.partitionReferenceNum = le16_to_cpu(in.partitionReferenceNum);
12 	return out;
13 }
14 
cpu_to_lelb(lb_addr in)15 static inline lb_addr cpu_to_lelb(lb_addr in)
16 {
17 	lb_addr out;
18 	out.logicalBlockNum = cpu_to_le32(in.logicalBlockNum);
19 	out.partitionReferenceNum = cpu_to_le16(in.partitionReferenceNum);
20 	return out;
21 }
22 
lets_to_cpu(timestamp in)23 static inline timestamp lets_to_cpu(timestamp in)
24 {
25 	timestamp out;
26 	memcpy(&out, &in, sizeof(timestamp));
27 	out.typeAndTimezone = le16_to_cpu(in.typeAndTimezone);
28 	out.year = le16_to_cpu(in.year);
29 	return out;
30 }
31 
lesa_to_cpu(short_ad in)32 static inline short_ad lesa_to_cpu(short_ad in)
33 {
34 	short_ad out;
35 	out.extLength = le32_to_cpu(in.extLength);
36 	out.extPosition = le32_to_cpu(in.extPosition);
37 	return out;
38 }
39 
cpu_to_lesa(short_ad in)40 static inline short_ad cpu_to_lesa(short_ad in)
41 {
42 	short_ad out;
43 	out.extLength = cpu_to_le32(in.extLength);
44 	out.extPosition = cpu_to_le32(in.extPosition);
45 	return out;
46 }
47 
lela_to_cpu(long_ad in)48 static inline long_ad lela_to_cpu(long_ad in)
49 {
50 	long_ad out;
51 	out.extLength = le32_to_cpu(in.extLength);
52 	out.extLocation = lelb_to_cpu(in.extLocation);
53 	return out;
54 }
55 
cpu_to_lela(long_ad in)56 static inline long_ad cpu_to_lela(long_ad in)
57 {
58 	long_ad out;
59 	out.extLength = cpu_to_le32(in.extLength);
60 	out.extLocation = cpu_to_lelb(in.extLocation);
61 	return out;
62 }
63 
leea_to_cpu(extent_ad in)64 static inline extent_ad leea_to_cpu(extent_ad in)
65 {
66 	extent_ad out;
67 	out.extLength = le32_to_cpu(in.extLength);
68 	out.extLocation = le32_to_cpu(in.extLocation);
69 	return out;
70 }
71 
cpu_to_lets(timestamp in)72 static inline timestamp cpu_to_lets(timestamp in)
73 {
74 	timestamp out;
75 	memcpy(&out, &in, sizeof(timestamp));
76 	out.typeAndTimezone = cpu_to_le16(in.typeAndTimezone);
77 	out.year = cpu_to_le16(in.year);
78 	return out;
79 }
80 
81 #endif /* __UDF_ENDIAN_H */
82