/* Generic bytes.h */ /* $OpenLDAP$ */ /* This work is part of OpenLDAP Software . * * Copyright 1998-2007 The OpenLDAP Foundation. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted only as authorized by the OpenLDAP * Public License. * * A copy of this license is available in file LICENSE in the * top-level directory of the distribution or, alternatively, at * . */ #ifndef _AC_BYTES_H #define _AC_BYTES_H /* cross compilers should define both AC_INT{2,4}_TYPE in CPPFLAGS */ #if !defined( AC_INT4_TYPE ) /* use autoconf defines to provide sized typedefs */ # if SIZEOF_LONG == 4 # define AC_INT4_TYPE long # elif SIZEOF_INT == 4 # define AC_INT4_TYPE int # elif SIZEOF_SHORT == 4 # define AC_INT4_TYPE short # else # error "AC_INT4_TYPE?" # endif #endif typedef AC_INT4_TYPE ac_int4; typedef signed AC_INT4_TYPE ac_sint4; typedef unsigned AC_INT4_TYPE ac_uint4; #if !defined( AC_INT2_TYPE ) # if SIZEOF_SHORT == 2 # define AC_INT2_TYPE short # elif SIZEOF_INT == 2 # define AC_INT2_TYPE int # elif SIZEOF_LONG == 2 # define AC_INT2_TYPE long # else # error "AC_INT2_TYPE?" # endif #endif #if defined( AC_INT2_TYPE ) typedef AC_INT2_TYPE ac_int2; typedef signed AC_INT2_TYPE ac_sint2; typedef unsigned AC_INT2_TYPE ac_uint2; #endif #ifndef BYTE_ORDER /* cross compilers should define BYTE_ORDER in CPPFLAGS */ /* * Definitions for byte order, according to byte significance from low * address to high. */ #define LITTLE_ENDIAN 1234 /* LSB first: i386, vax */ #define BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */ #define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */ /* assume autoconf's AC_C_BIGENDIAN has been ran */ /* if it hasn't, we assume (maybe falsely) the order is LITTLE ENDIAN */ # ifdef WORDS_BIGENDIAN # define BYTE_ORDER BIG_ENDIAN # else # define BYTE_ORDER LITTLE_ENDIAN # endif #endif /* BYTE_ORDER */ #endif /* _AC_BYTES_H */