minix/common/lib/libc/gen/bswap32.c
Gianluca Guida b6cbf7203b Import unmodified NetBSD libc in trunk
This patch imports the unmodified current version of NetBSD libc.
The NetBSD includes are in /nbsd_include, while the libc code itself is 
split between lib/nbsd_libc and common/lib/libc.
2011-02-14 19:36:03 +00:00

26 lines
538 B
C

/* $NetBSD: bswap32.c,v 1.2 2008/02/16 17:37:13 apb 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 1.2 2008/02/16 17:37:13 apb Exp $");
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
#include <machine/bswap.h>
#undef bswap32
uint32_t
bswap32(x)
uint32_t x;
{
return ((x << 24) & 0xff000000 ) |
((x << 8) & 0x00ff0000 ) |
((x >> 8) & 0x0000ff00 ) |
((x >> 24) & 0x000000ff );
}