include/minix/u64.h

   1 /*      minix/u64.h                                     Author: Kees J. Bot
   2  *                                                              7 Dec 1995
   3  * Functions to manipulate 64 bit disk addresses.
   4  */
   5 #ifndef _MINIX__U64_H
   6 #define _MINIX__U64_H
   7
   8 #include <sys/types.h>
   9
  10 static inline unsigned long ex64lo(u64_t i)
  11 {
  12         return (unsigned long)i;
  13 }
  14
  15 static inline unsigned long ex64hi(u64_t i)
  16 {
  17         return (unsigned long)(i>>32);
  18 }
  19
  20 static inline u64_t make64(unsigned long lo, unsigned long hi)
  21 {
  22         return ((u64_t)hi << 32) | (u64_t)lo;
  23 }
  24
  25 #endif /* _MINIX__U64_H */