release/src-rt-6.x.4708/linux/linux-2.6.36/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
   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 */