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 
lelb_to_cpu(struct lb_addr in)8 static 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 
cpu_to_lelb(struct kernel_lb_addr in)18 static 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 
lesa_to_cpu(struct short_ad in)28 static 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 
cpu_to_lesa(struct short_ad in)38 static 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 
lela_to_cpu(struct long_ad in)48 static 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 
cpu_to_lela(struct kernel_long_ad in)58 static 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 
leea_to_cpu(struct extent_ad in)68 static 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