minix/common/lib/libc/gen/bswap32.c
Lionel Sambuc f14fb60209 Libraries updates and cleanup
* Updating common/lib
 * Updating lib/csu
 * Updating lib/libc
 * Updating libexec/ld.elf_so
 * Corrected test on __minix in featuretest to actually follow the
   meaning of the comment.
 * Cleaned up _REENTRANT-related defintions.
 * Disabled -D_REENTRANT for libfetch
 * Removing some unneeded __NBSD_LIBC defines and tests

Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
2013-01-14 11:36:26 +01:00

25 lines
538 B
C

/* $NetBSD: bswap32.c,v 1.3 2011/07/04 21:20:27 joerg Exp $ */
/*
* Written by Manuel Bouyer <bouyer@NetBSD.org>.
* Public domain.
*/
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: bswap32.c,v 1.3 2011/07/04 21:20:27 joerg Exp $");
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
#include <machine/bswap.h>
#undef bswap32
uint32_t
bswap32(uint32_t x)
{
return ((x << 24) & 0xff000000 ) |
((x << 8) & 0x00ff0000 ) |
((x >> 8) & 0x0000ff00 ) |
((x >> 24) & 0x000000ff );
}