src/string/swab.c

   1 #include <unistd.h>
   2
   3 void swab(const void *restrict _src, void *restrict _dest, ssize_t n)
   4 {
   5         const char *src = _src;
   6         char *dest = _dest;
   7         for (; n>1; n-=2) {
   8                 dest[0] = src[1];
   9                 dest[1] = src[0];
  10                 dest += 2;
  11                 src += 2;
  12         }
  13 }