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 kernel_lb_addr lelb_to_cpu(lb_addr in)
   8 {
   9         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 lb_addr cpu_to_lelb(kernel_lb_addr in)
  18 {
  19         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 kernel_timestamp lets_to_cpu(timestamp in)
  28 {
  29         kernel_timestamp out;
  30
  31         memcpy(&out, &in, sizeof(timestamp));
  32         out.typeAndTimezone = le16_to_cpu(in.typeAndTimezone);
  33         out.year = le16_to_cpu(in.year);
  34
  35         return out;
  36 }
  37
  38 static inline short_ad lesa_to_cpu(short_ad in)
  39 {
  40         short_ad out;
  41
  42         out.extLength = le32_to_cpu(in.extLength);
  43         out.extPosition = le32_to_cpu(in.extPosition);
  44
  45         return out;
  46 }
  47
  48 static inline short_ad cpu_to_lesa(short_ad in)
  49 {
  50         short_ad out;
  51
  52         out.extLength = cpu_to_le32(in.extLength);
  53         out.extPosition = cpu_to_le32(in.extPosition);
  54
  55         return out;
  56 }
  57
  58 static inline kernel_long_ad lela_to_cpu(long_ad in)
  59 {
  60         kernel_long_ad out;
  61
  62         out.extLength = le32_to_cpu(in.extLength);
  63         out.extLocation = lelb_to_cpu(in.extLocation);
  64
  65         return out;
  66 }
  67
  68 static inline long_ad cpu_to_lela(kernel_long_ad in)
  69 {
  70         long_ad out;
  71
  72         out.extLength = cpu_to_le32(in.extLength);
  73         out.extLocation = cpu_to_lelb(in.extLocation);
  74
  75         return out;
  76 }
  77
  78 static inline kernel_extent_ad leea_to_cpu(extent_ad in)
  79 {
  80         kernel_extent_ad out;
  81
  82         out.extLength = le32_to_cpu(in.extLength);
  83         out.extLocation = le32_to_cpu(in.extLocation);
  84
  85         return out;
  86 }
  87
  88 static inline timestamp cpu_to_lets(kernel_timestamp in)
  89 {
  90         timestamp out;
  91
  92         memcpy(&out, &in, sizeof(timestamp));
  93         out.typeAndTimezone = cpu_to_le16(in.typeAndTimezone);
  94         out.year = cpu_to_le16(in.year);
  95
  96         return out;
  97 }
  98
  99 #endif /* __UDF_ENDIAN_H */