Hi all,
Do we have a table/chart somewhere that explains which
Architectures use which endianness? Gpart has incomplete
support for endianness, the beginnings of which are
implemented as shown below; it behaves as if only i386
and alpha are little-endian --is that true?
Thanks.
/*
* endianness (incomplete, later)
*/
#if defined(__i386__) || defined(__alpha__)
# define le16(x) (x) /* x as little endian */
# define be16(x) (((x)&0xff00)>>8) | \
(((x)&0x00ff)<<8)
# define le32(x) (x)
# define be32(x) (((x)&0xff000000L)>>24) | \
(((x)&0x00ff0000L)>>8) | \
(((x)&0x0000ff00L)<<8) | \
(((x)&0x000000ffL)<<24)
# define le64(x) (x)
# define be64(x) (((x)&0xff00000000000000LL)>>56) | \
(((x)&0x00ff000000000000LL)>>40) | \
(((x)&0x0000ff0000000000LL)>>24) | \
(((x)&0x000000ff00000000LL)>>8) | \
(((x)&0x00000000ff000000LL)<<8) | \
(((x)&0x0000000000ff0000LL)<<24) | \
(((x)&0x000000000000ff00LL)<<40) | \
(((x)&0x00000000000000ffLL)<<56)
#else /* bigendian */
# define le16(x) (((x)&0xff00)>>8) | \
(((x)&0x00ff)<<8)
# define be16(x) (x)
# define le32(x) (((x)&0xff000000L)>>24) | \
(((x)&0x00ff0000L)>>8) | \
(((x)&0x0000ff00L)<<8) | \
(((x)&0x000000ffL)<<24)
# define be32(x) (x)
# define le64(x) (((x)&0xff00000000000000LL)>>56) | \
(((x)&0x00ff000000000000LL)>>40) | \
(((x)&0x0000ff0000000000LL)>>24) | \
(((x)&0x000000ff00000000LL)>>8) | \
(((x)&0x00000000ff000000LL)<<8) | \
(((x)&0x0000000000ff0000LL)<<24) | \
(((x)&0x000000000000ff00LL)<<40) | \
(((x)&0x00000000000000ffLL)<<56)
# define be64(x) (x)
#endif
