adk/include/byteswap.h

   1 #if defined(__linux__) || defined(__CYGWIN__)
   2 #include_next <byteswap.h>
   3 #else
   4 static inline unsigned short bswap_16(unsigned short val)
   5 {
   6         return ((val & 0xff) << 8) | ((val >> 8) & 0xff);
   7 }
   8 static inline unsigned long bswap_32(unsigned long val)
   9 {
  10         return bswap_16((unsigned short)val) << 16 |
  11                bswap_16((unsigned short)(val >> 16));
  12 }
  13 static inline unsigned long long bswap_64(unsigned long long val)
  14 {
  15         return ((((unsigned long long)bswap_32(val)) << 32) |
  16                 (((unsigned long long)bswap_32(val >> 32)) & 0xffffffffULL));
  17 }
  18 #endif