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Last change
on this file since 10577 was
9324,
checked in by ponder, 19 years ago
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Added byte_order.h to
Added binary_file.h binary_file.cc
Changed the bsp code to work on big endian machines.
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File size:
578 bytes
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| Line | |
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| 1 | #ifndef _BYTE_ORDER_H |
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| 2 | #define _BYTE_ORDER_H |
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| 3 | |
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| 4 | enum ByteOrder { LittleEndian = 1, BigEndian = 2 }; |
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| 5 | |
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| 6 | #ifdef HAVE_SDL_SDL_H |
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| 7 | #include <SDL/SDL_byteorder.h> |
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| 8 | #else |
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| 9 | #include <SDL_byteorder.h> |
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| 10 | #endif |
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| 11 | |
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| 12 | |
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| 13 | #if SDL_BYTEORDER == SDL_LIL_ENDIAN |
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| 14 | #define NATIVE_BYTEORDER LittleEndian |
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| 15 | #else |
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| 16 | #define NATIVE_BYTEORDER BigEndian |
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| 17 | #endif |
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| 18 | |
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| 19 | |
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| 20 | inline void swap16( short *_s ) |
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| 21 | { |
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| 22 | char *ci = (char*)_s, tmp; |
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| 23 | tmp = ci[0]; ci[0] = ci[1]; ci[1] = tmp; |
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| 24 | } |
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| 25 | |
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| 26 | inline void swap32( int *_i ) |
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| 27 | { |
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| 28 | char *ci = (char*)_i, tmp; |
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| 29 | tmp = ci[0]; ci[0] = ci[3]; ci[3] = tmp; |
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| 30 | tmp = ci[2]; ci[2] = ci[1]; ci[1] = tmp; |
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| 31 | } |
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| 32 | |
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| 33 | #endif |
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