lib/msvcrt/stdlib/rand.c

   1 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
   2 #include <msvcrt/stdlib.h>
   3 #include <msvcrt/internal/tls.h>
   4
   5 int
   6 rand(void)
   7 {
   8   PTHREADDATA ThreadData = GetThreadData();
   9
  10   ThreadData->tnext = ThreadData->tnext * 0x5deece66dLL + 11;
  11   return (int)((ThreadData->tnext >> 16) & RAND_MAX);
  12 }
  13
  14 void
  15 srand(unsigned int seed)
  16 {
  17   PTHREADDATA ThreadData = GetThreadData();
  18
  19   ThreadData->tnext = (unsigned long long)seed;
  20 }