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  1. template <class T>
  2. inline BinaryFileReader & operator>>( T & value )
  3. {
  4.     readIn( &value, sizeof( value ) );
  5.     if ( mFlipBytes )
  6.     {
  7.         if ( sizeof( value ) == 4 )
  8.         {
  9.             value = ( ( value >> 24 ) & 0x000000FF ) |
  10.                     ( ( value >>  8 ) & 0x0000FF00 ) |
  11.                     ( ( value <<  8 ) & 0x00FF0000 ) |
  12.                     ( ( value << 24 ) & 0xFF000000 );
  13.         }
  14.         else if ( sizeof( value ) == 2 )
  15.         {
  16.             value = ( ( value >> 8 ) ) |
  17.                     ( ( value << 8 ) );
  18.         }
  19.         else if ( sizeof( value ) == 1 )
  20.         {
  21.             // (empty purposely) do not need to reverse
  22.         }
  23.         else
  24.         {
  25.             Debug( "Undefined!" );
  26.         }
  27.     }
  28.     return *this;
  29. }
  30. inline BinaryFileReader & operator>>( uint64 & value )
  31. {
  32.     readIn( &value, sizeof( value ) );
  33.     if ( mFlipBytes )
  34.     {
  35.         value = ((value >> 56) & 0x00000000000000FFLL) |
  36.                 ((value >> 40) & 0x000000000000FF00LL) |
  37.                 ((value >> 24) & 0x0000000000FF0000LL) |
  38.                 ((value >>  8) & 0x00000000FF000000LL) |
  39.                 ((value <<  8) & 0x000000FF00000000LL) |
  40.                 ((value << 24) & 0x0000FF0000000000LL) |
  41.                 ((value << 40) & 0x00FF000000000000LL) |
  42.                 ((value << 56) & 0xFF00000000000000LL);
  43.     }
  44.     return *this;
  45. }
  46. inline BinaryFileReader & operator>>( int64 & value )
  47. {
  48.     readIn( &value, sizeof( value ) );
  49.     if ( mFlipBytes )
  50.     {
  51.         value = ((value >> 56) & 0x00000000000000FFLL) |
  52.                 ((value >> 40) & 0x000000000000FF00LL) |
  53.                 ((value >> 24) & 0x0000000000FF0000LL) |
  54.                 ((value >>  8) & 0x00000000FF000000LL) |
  55.                 ((value <<  8) & 0x000000FF00000000LL) |
  56.                 ((value << 24) & 0x0000FF0000000000LL) |
  57.                 ((value << 40) & 0x00FF000000000000LL) |
  58.                 ((value << 56) & 0xFF00000000000000LL);
  59.     }
  60.     return *this;
  61. }
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https://ideone.com/FEhKR
language:
C++ (gcc 8.3)
created:
13 years ago
visibility:
public

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