/* byteswap.h - Byte swapping
- Copyright (C) 2005 Free Software Foundation, Inc.
+ Copyright (C) 2005, 2007 Free Software Foundation, Inc.
Written by Oskar Liljeblad <oskar@osk.mine.nu>, 2005.
This program is free software; you can redistribute it and/or modify
along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-#ifndef _BYTESWAP_H
+#ifndef _GL_BYTESWAP_H
+#define _GL_BYTESWAP_H
/* Given an unsigned 16-bit argument X, return the value corresponding to
X with reversed byte order. */
X with reversed byte order. */
#define bswap_32(x) ((((x) & 0x000000FF) << 24) | \
(((x) & 0x0000FF00) << 8) | \
- (((x) & 0x00FF0000) << 8) | \
+ (((x) & 0x00FF0000) >> 8) | \
(((x) & 0xFF000000) >> 24))
/* Given an unsigned 64-bit argument X, return the value corresponding to
(((x) & 0x00FF000000000000ULL) >> 40) | \
(((x) & 0xFF00000000000000ULL) >> 56))
-#endif
+#endif /* _GL_BYTESWAP_H */