common/lib/libc/gen/bswap16.c

   1 /*  $NetBSD: bswap16.c,v 1.2 2008/02/16 17:37:13 apb Exp $    */
   2
   3 /*
   4  * Written by Manuel Bouyer <bouyer@NetBSD.org>.
   5  * Public domain.
   6  */
   7
   8 #include <sys/cdefs.h>
   9 #if defined(LIBC_SCCS) && !defined(lint)
  10 __RCSID("$NetBSD: bswap16.c,v 1.2 2008/02/16 17:37:13 apb Exp $");
  11 #endif /* LIBC_SCCS and not lint */
  12
  13 #include <sys/types.h>
  14 #include <machine/bswap.h>
  15
  16 #undef bswap16
  17
  18 uint16_t
  19 bswap16(x)
  20         uint16_t x;
  21 {
  22         return ((x << 8) & 0xff00) | ((x >> 8) & 0x00ff);
  23 }