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 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
  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
  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
  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
  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
  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
  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
  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
  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 */