fs/udf/udfend.h

   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
   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
  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
  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
  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
  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
  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
  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 */