1 /* $NetBSD: bswap32.c,v 1.3 2011/07/04 21:20:27 joerg 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: bswap32.c,v 1.3 2011/07/04 21:20:27 joerg Exp $"); 11 #endif /* LIBC_SCCS and not lint */ 12 13 #include <sys/types.h> 14 #include <machine/bswap.h> 15 16 #undef bswap32 17 18 uint32_t bswap32(uint32_t x)19bswap32(uint32_t x) 20 { 21 return ((x << 24) & 0xff000000 ) | 22 ((x << 8) & 0x00ff0000 ) | 23 ((x >> 8) & 0x0000ff00 ) | 24 ((x >> 24) & 0x000000ff ); 25 } 26