gnupg/common/types.h

126 lines
3.5 KiB
C

/* types.h - define some extra types
* Copyright (C) 1999, 2000, 2001, 2006 Free Software Foundation, Inc.
*
* This file is part of JNLIB, which is a subsystem of GnuPG.
*
* JNLIB is free software; you can redistribute it and/or modify it
* under the terms of either
*
* - the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* or
*
* - the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* or both in parallel, as here.
*
* JNLIB is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copies of the GNU General Public License
* and the GNU Lesser General Public License along with this program;
* if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIBJNLIB_TYPES_H
#define LIBJNLIB_TYPES_H
/* The AC_CHECK_SIZEOF() in configure fails for some machines.
* we provide some fallback values here */
#if !SIZEOF_UNSIGNED_SHORT
# undef SIZEOF_UNSIGNED_SHORT
# define SIZEOF_UNSIGNED_SHORT 2
#endif
#if !SIZEOF_UNSIGNED_INT
# undef SIZEOF_UNSIGNED_INT
# define SIZEOF_UNSIGNED_INT 4
#endif
#if !SIZEOF_UNSIGNED_LONG
# undef SIZEOF_UNSIGNED_LONG
# define SIZEOF_UNSIGNED_LONG 4
#endif
#include <sys/types.h>
#ifndef HAVE_BYTE_TYPEDEF
# undef byte /* There might be a macro with this name. */
/* Windows typedefs byte in the rpc headers. Avoid warning about
double definition. */
#if !(defined(_WIN32) && defined(cbNDRContext))
typedef unsigned char byte;
#endif
# define HAVE_BYTE_TYPEDEF
#endif
#ifndef HAVE_USHORT_TYPEDEF
# undef ushort /* There might be a macro with this name. */
typedef unsigned short ushort;
# define HAVE_USHORT_TYPEDEF
#endif
#ifndef HAVE_ULONG_TYPEDEF
# undef ulong /* There might be a macro with this name. */
typedef unsigned long ulong;
# define HAVE_ULONG_TYPEDEF
#endif
#ifndef HAVE_U16_TYPEDEF
# undef u16 /* There might be a macro with this name. */
# if SIZEOF_UNSIGNED_INT == 2
typedef unsigned int u16;
# elif SIZEOF_UNSIGNED_SHORT == 2
typedef unsigned short u16;
# else
# error no typedef for u16
# endif
# define HAVE_U16_TYPEDEF
#endif
#ifndef HAVE_U32_TYPEDEF
# undef u32 /* There might be a macro with this name. */
# if SIZEOF_UNSIGNED_INT == 4
typedef unsigned int u32;
# elif SIZEOF_UNSIGNED_LONG == 4
typedef unsigned long u32;
# else
# error no typedef for u32
# endif
# define HAVE_U32_TYPEDEF
#endif
#ifndef HAVE_U64_TYPEDEF
# undef u64 /* There might be a macro with this name. */
# if SIZEOF_UNSIGNED_INT == 8
typedef unsigned int u64;
# define HAVE_U64_TYPEDEF
# elif SIZEOF_UNSIGNED_LONG == 8
typedef unsigned long u64;
# define HAVE_U64_TYPEDEF
# elif __GNUC__ >= 2 || defined(__SUNPRO_C)
typedef unsigned long long u64;
# define HAVE_U64_TYPEDEF
# endif
#endif
/* Some GCC attributes. Note that we use also define some in
mischelp.h, but this header and types.h are not always included.
Should eventually be put into one file (e.g. nlib-common.h). */
#if __GNUC__ >= 4
# define GNUPG_GCC_A_SENTINEL(a) __attribute__ ((sentinel(a)))
#else
# define GNUPG_GCC_A_SENTINEL(a)
#endif
#endif /*LIBJNLIB_TYPES_H*/