[thirdparty/openssl.git] / e_os2.h

/* e_os2.h */
/* ====================================================================
 * Copyright (c) 1998-2000 The OpenSSL Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    openssl-core@openssl.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This product includes cryptographic software written by Eric Young
 * (eay@cryptsoft.com).  This product includes software written by Tim
 * Hudson (tjh@cryptsoft.com).
 *
 */

#include <openssl/opensslconf.h>

#ifndef HEADER_E_OS2_H
#define HEADER_E_OS2_H

#ifdef  __cplusplus
extern "C" {
#endif

/******************************************************************************
 * Detect operating systems.  This probably needs completing.
 * The result is that at least one OPENSSL_SYS_os macro should be defined.
 * However, if none is defined, Unix is assumed.
 **/

#define OPENSSL_SYS_UNIX

/* ----------------------- Macintosh, before MacOS X ----------------------- */
#if defined(__MWERKS__) && defined(macintosh) || defined(OPENSSL_SYSNAME_MAC)
# undef OPENSSL_SYS_UNIX
# define OPENSSL_SYS_MACINTOSH_CLASSIC
#endif

/* ----------------------- NetWare ----------------------------------------- */
#if defined(NETWARE) || defined(OPENSSL_SYSNAME_NETWARE)
# undef OPENSSL_SYS_UNIX
# define OPENSSL_SYS_NETWARE
#endif

/* ---------------------- Microsoft operating systems ---------------------- */

/* Note that MSDOS actually denotes 32-bit environments running on top of
   MS-DOS, such as DJGPP one. */
#if defined(OPENSSL_SYSNAME_MSDOS)
# undef OPENSSL_SYS_UNIX
# define OPENSSL_SYS_MSDOS
#endif

/* For 32 bit environment, there seems to be the CygWin environment and then
   all the others that try to do the same thing Microsoft does... */
#if defined(OPENSSL_SYSNAME_UWIN)
# undef OPENSSL_SYS_UNIX
# define OPENSSL_SYS_WIN32_UWIN
#else
# if defined(__CYGWIN32__) || defined(OPENSSL_SYSNAME_CYGWIN32)
#  undef OPENSSL_SYS_UNIX
#  define OPENSSL_SYS_WIN32_CYGWIN
# else
#  if defined(_WIN32) || defined(OPENSSL_SYSNAME_WIN32)
#   undef OPENSSL_SYS_UNIX
#   define OPENSSL_SYS_WIN32
#  endif
#  if defined(OPENSSL_SYSNAME_WINNT)
#   undef OPENSSL_SYS_UNIX
#   define OPENSSL_SYS_WINNT
#  endif
#  if defined(OPENSSL_SYSNAME_WINCE)
#   undef OPENSSL_SYS_UNIX
#   define OPENSSL_SYS_WINCE
#  endif
# endif
#endif

/* Anything that tries to look like Microsoft is "Windows" */
#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE)
# undef OPENSSL_SYS_UNIX
# define OPENSSL_SYS_WINDOWS
# ifndef OPENSSL_SYS_MSDOS
#  define OPENSSL_SYS_MSDOS
# endif
#endif

/* DLL settings.  This part is a bit tough, because it's up to the application
   implementor how he or she will link the application, so it requires some
   macro to be used. */
#ifdef OPENSSL_SYS_WINDOWS
# ifndef OPENSSL_OPT_WINDLL
#  if defined(_WINDLL) /* This is used when building OpenSSL to indicate that
                          DLL linkage should be used */
#   define OPENSSL_OPT_WINDLL
#  endif
# endif
#endif

/* -------------------------------- OpenVMS -------------------------------- */
#if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYSNAME_VMS)
# undef OPENSSL_SYS_UNIX
# define OPENSSL_SYS_VMS
# if defined(__DECC)
#  define OPENSSL_SYS_VMS_DECC
# elif defined(__DECCXX)
#  define OPENSSL_SYS_VMS_DECC
#  define OPENSSL_SYS_VMS_DECCXX
# else
#  define OPENSSL_SYS_VMS_NODECC
# endif
#endif

/* --------------------------------- OS/2 ---------------------------------- */
#if defined(__EMX__) || defined(__OS2__)
# undef OPENSSL_SYS_UNIX
# define OPENSSL_SYS_OS2
#endif

/* --------------------------------- Unix ---------------------------------- */
#ifdef OPENSSL_SYS_UNIX
# if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX)
#  define OPENSSL_SYS_LINUX
# endif
# ifdef OPENSSL_SYSNAME_MPE
#  define OPENSSL_SYS_MPE
# endif
# ifdef OPENSSL_SYSNAME_SNI
#  define OPENSSL_SYS_SNI
# endif
# ifdef OPENSSL_SYSNAME_ULTRASPARC
#  define OPENSSL_SYS_ULTRASPARC
# endif
# ifdef OPENSSL_SYSNAME_NEWS4
#  define OPENSSL_SYS_NEWS4
# endif
# ifdef OPENSSL_SYSNAME_MACOSX
#  define OPENSSL_SYS_MACOSX
# endif
# ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY
#  define OPENSSL_SYS_MACOSX_RHAPSODY
#  define OPENSSL_SYS_MACOSX
# endif
# ifdef OPENSSL_SYSNAME_SUNOS
#  define OPENSSL_SYS_SUNOS
#endif
# if defined(_CRAY) || defined(OPENSSL_SYSNAME_CRAY)
#  define OPENSSL_SYS_CRAY
# endif
# if defined(_AIX) || defined(OPENSSL_SYSNAME_AIX)
#  define OPENSSL_SYS_AIX
# endif
#endif

/* --------------------------------- VOS ----------------------------------- */
#if defined(__VOS__) || defined(OPENSSL_SYSNAME_VOS)
# define OPENSSL_SYS_VOS
#ifdef __HPPA__
# define OPENSSL_SYS_VOS_HPPA
#endif
#ifdef __IA32__
# define OPENSSL_SYS_VOS_IA32
#endif
#endif

/* ------------------------------- VxWorks --------------------------------- */
#ifdef OPENSSL_SYSNAME_VXWORKS
# define OPENSSL_SYS_VXWORKS
#endif

/* --------------------------------- BeOS ---------------------------------- */
#if defined(__BEOS__)
# define OPENSSL_SYS_BEOS
# include <sys/socket.h>
# if defined(BONE_VERSION)
#  define OPENSSL_SYS_BEOS_BONE
# else
#  define OPENSSL_SYS_BEOS_R5
# endif
#endif

/**
 * That's it for OS-specific stuff
 *****************************************************************************/


/* Specials for I/O an exit */
#ifdef OPENSSL_SYS_MSDOS
# define OPENSSL_UNISTD_IO <io.h>
# define OPENSSL_DECLARE_EXIT extern void exit(int);
#else
# define OPENSSL_UNISTD_IO OPENSSL_UNISTD
# define OPENSSL_DECLARE_EXIT /* declared in unistd.h */
#endif

/*-
 * Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare
 * certain global symbols that, with some compilers under VMS, have to be
 * defined and declared explicitely with globaldef and globalref.
 * Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare
 * DLL exports and imports for compilers under Win32.  These are a little
 * more complicated to use.  Basically, for any library that exports some
 * global variables, the following code must be present in the header file
 * that declares them, before OPENSSL_EXTERN is used:
 *
 * #ifdef SOME_BUILD_FLAG_MACRO
 * # undef OPENSSL_EXTERN
 * # define OPENSSL_EXTERN OPENSSL_EXPORT
 * #endif
 *
 * The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL
 * have some generally sensible values, and for OPENSSL_EXTERN to have the
 * value OPENSSL_IMPORT.
 */

#if defined(OPENSSL_SYS_VMS_NODECC)
# define OPENSSL_EXPORT globalref
# define OPENSSL_IMPORT globalref
# define OPENSSL_GLOBAL globaldef
#elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL)
# define OPENSSL_EXPORT extern __declspec(dllexport)
# define OPENSSL_IMPORT extern __declspec(dllimport)
# define OPENSSL_GLOBAL
#else
# define OPENSSL_EXPORT extern
# define OPENSSL_IMPORT extern
# define OPENSSL_GLOBAL
#endif
#define OPENSSL_EXTERN OPENSSL_IMPORT

/*-
 * Macros to allow global variables to be reached through function calls when
 * required (if a shared library version requires it, for example.
 * The way it's done allows definitions like this:
 *
 *	// in foobar.c
 *	OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0)
 *	// in foobar.h
 *	OPENSSL_DECLARE_GLOBAL(int,foobar);
 *	#define foobar OPENSSL_GLOBAL_REF(foobar)
 */
#ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION
# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value)			\
	type *_shadow_##name(void)					\
	{ static type _hide_##name=value; return &_hide_##name; }
# define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void)
# define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name()))
#else
# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value;
# define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name
# define OPENSSL_GLOBAL_REF(name) _shadow_##name
#endif

#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) && macintosh==1 && !defined(MAC_OS_GUSI_SOURCE)
#  define ossl_ssize_t long
#endif

#ifdef OPENSSL_SYS_MSDOS
#  define ossl_ssize_t long
#endif

#if defined(NeXT) || defined(OPENSSL_SYS_NEWS4) || defined(OPENSSL_SYS_SUNOS)
#  define ssize_t int
#endif

#if defined(__ultrix) && !defined(ssize_t)
#  define ossl_ssize_t int 
#endif

#ifndef ossl_ssize_t
#  define ossl_ssize_t ssize_t
#endif

#ifdef  __cplusplus
}
#endif
#endif
Commit	Line	Data
2a4a0a34	1	/* e_os2.h */
cf1b7d96 RL	2	/* ====================================================================
	3	* Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved.
	4	*
	5	* Redistribution and use in source and binary forms, with or without
	6	* modification, are permitted provided that the following conditions
	7	* are met:
	8	*
	9	* 1. Redistributions of source code must retain the above copyright
	10	* notice, this list of conditions and the following disclaimer.
	11	*
	12	* 2. Redistributions in binary form must reproduce the above copyright
	13	* notice, this list of conditions and the following disclaimer in
	14	* the documentation and/or other materials provided with the
	15	* distribution.
	16	*
	17	* 3. All advertising materials mentioning features or use of this
	18	* software must display the following acknowledgment:
	19	* "This product includes software developed by the OpenSSL Project
	20	* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
	21	*
	22	* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
	23	* endorse or promote products derived from this software without
	24	* prior written permission. For written permission, please contact
	25	* openssl-core@openssl.org.
	26	*
	27	* 5. Products derived from this software may not be called "OpenSSL"
	28	* nor may "OpenSSL" appear in their names without prior written
	29	* permission of the OpenSSL Project.
	30	*
	31	* 6. Redistributions of any form whatsoever must retain the following
	32	* acknowledgment:
	33	* "This product includes software developed by the OpenSSL Project
	34	* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
	35	*
	36	* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
	37	* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	38	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
	39	* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
	40	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	41	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	42	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	43	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	44	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	45	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	46	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
	47	* OF THE POSSIBILITY OF SUCH DAMAGE.
	48	* ====================================================================
	49	*
	50	* This product includes cryptographic software written by Eric Young
	51	* (eay@cryptsoft.com). This product includes software written by Tim
	52	* Hudson (tjh@cryptsoft.com).
	53	*
	54	*/
2a4a0a34	55
1961b327 RL	56	#include <openssl/opensslconf.h>
1961b327 RL	57
2a4a0a34 BM	58	#ifndef HEADER_E_OS2_H
	59	#define HEADER_E_OS2_H
	60
	61	#ifdef __cplusplus
	62	extern "C" {
	63	#endif
	64
cf1b7d96 RL	65	/******************************************************************************
	66	* Detect operating systems. This probably needs completing.
	67	* The result is that at least one OPENSSL_SYS_os macro should be defined.
	68	* However, if none is defined, Unix is assumed.
	69	**/
	70
	71	#define OPENSSL_SYS_UNIX
	72
	73	/* ----------------------- Macintosh, before MacOS X ----------------------- */
	74	#if defined(__MWERKS__) && defined(macintosh) \|\| defined(OPENSSL_SYSNAME_MAC)
	75	# undef OPENSSL_SYS_UNIX
	76	# define OPENSSL_SYS_MACINTOSH_CLASSIC
	77	#endif
	78
4d8743f4 RL	79	/* ----------------------- NetWare ----------------------------------------- */
	80	#if defined(NETWARE) \|\| defined(OPENSSL_SYSNAME_NETWARE)
	81	# undef OPENSSL_SYS_UNIX
	82	# define OPENSSL_SYS_NETWARE
	83	#endif
	84
cf1b7d96 RL	85	/* ---------------------- Microsoft operating systems ---------------------- */
cf1b7d96 RL	86
c510eec0 AP	87	/* Note that MSDOS actually denotes 32-bit environments running on top of
	88	MS-DOS, such as DJGPP one. */
	89	#if defined(OPENSSL_SYSNAME_MSDOS)
	90	# undef OPENSSL_SYS_UNIX
	91	# define OPENSSL_SYS_MSDOS
	92	#endif
	93
cf1b7d96 RL	94	/* For 32 bit environment, there seems to be the CygWin environment and then
cf1b7d96 RL	95	all the others that try to do the same thing Microsoft does... */
c69d1039	96	#if defined(OPENSSL_SYSNAME_UWIN)
cf1b7d96	97	# undef OPENSSL_SYS_UNIX
c69d1039	98	# define OPENSSL_SYS_WIN32_UWIN
cf1b7d96	99	#else
c69d1039	100	# if defined(__CYGWIN32__) \|\| defined(OPENSSL_SYSNAME_CYGWIN32)
cf1b7d96	101	# undef OPENSSL_SYS_UNIX
c69d1039 RL	102	# define OPENSSL_SYS_WIN32_CYGWIN
	103	# else
	104	# if defined(_WIN32) \|\| defined(OPENSSL_SYSNAME_WIN32)
	105	# undef OPENSSL_SYS_UNIX
	106	# define OPENSSL_SYS_WIN32
	107	# endif
	108	# if defined(OPENSSL_SYSNAME_WINNT)
	109	# undef OPENSSL_SYS_UNIX
	110	# define OPENSSL_SYS_WINNT
	111	# endif
0bf23d9b RL	112	# if defined(OPENSSL_SYSNAME_WINCE)
	113	# undef OPENSSL_SYS_UNIX
	114	# define OPENSSL_SYS_WINCE
	115	# endif
cf1b7d96 RL	116	# endif
	117	#endif
	118
	119	/* Anything that tries to look like Microsoft is "Windows" */
6321c3a0	120	#if defined(OPENSSL_SYS_WIN32) \|\| defined(OPENSSL_SYS_WINNT) \|\| defined(OPENSSL_SYS_WINCE)
cf1b7d96 RL	121	# undef OPENSSL_SYS_UNIX
cf1b7d96 RL	122	# define OPENSSL_SYS_WINDOWS
1961b327 RL	123	# ifndef OPENSSL_SYS_MSDOS
	124	# define OPENSSL_SYS_MSDOS
	125	# endif
cf1b7d96 RL	126	#endif
cf1b7d96 RL	127
5cac59b6 RL	128	/* DLL settings. This part is a bit tough, because it's up to the application
	129	implementor how he or she will link the application, so it requires some
	130	macro to be used. */
	131	#ifdef OPENSSL_SYS_WINDOWS
	132	# ifndef OPENSSL_OPT_WINDLL
	133	# if defined(_WINDLL) /* This is used when building OpenSSL to indicate that
	134	DLL linkage should be used */
	135	# define OPENSSL_OPT_WINDLL
5cac59b6 RL	136	# endif
	137	# endif
	138	#endif
	139
cf1b7d96 RL	140	/* -------------------------------- OpenVMS -------------------------------- */
	141	#if defined(__VMS) \|\| defined(VMS) \|\| defined(OPENSSL_SYSNAME_VMS)
	142	# undef OPENSSL_SYS_UNIX
	143	# define OPENSSL_SYS_VMS
	144	# if defined(__DECC)
	145	# define OPENSSL_SYS_VMS_DECC
d8425465 RL	146	# elif defined(__DECCXX)
	147	# define OPENSSL_SYS_VMS_DECC
	148	# define OPENSSL_SYS_VMS_DECCXX
cf1b7d96 RL	149	# else
	150	# define OPENSSL_SYS_VMS_NODECC
	151	# endif
	152	#endif
	153
dc01b6b1 RL	154	/* --------------------------------- OS/2 ---------------------------------- */
	155	#if defined(__EMX__) \|\| defined(__OS2__)
	156	# undef OPENSSL_SYS_UNIX
	157	# define OPENSSL_SYS_OS2
	158	#endif
	159
cf1b7d96 RL	160	/* --------------------------------- Unix ---------------------------------- */
cf1b7d96 RL	161	#ifdef OPENSSL_SYS_UNIX
1a19f83d	162	# if defined(linux) \|\| defined(__linux__) \|\| defined(OPENSSL_SYSNAME_LINUX)
cf1b7d96 RL	163	# define OPENSSL_SYS_LINUX
	164	# endif
	165	# ifdef OPENSSL_SYSNAME_MPE
	166	# define OPENSSL_SYS_MPE
	167	# endif
	168	# ifdef OPENSSL_SYSNAME_SNI
	169	# define OPENSSL_SYS_SNI
	170	# endif
	171	# ifdef OPENSSL_SYSNAME_ULTRASPARC
	172	# define OPENSSL_SYS_ULTRASPARC
	173	# endif
	174	# ifdef OPENSSL_SYSNAME_NEWS4
	175	# define OPENSSL_SYS_NEWS4
	176	# endif
	177	# ifdef OPENSSL_SYSNAME_MACOSX
	178	# define OPENSSL_SYS_MACOSX
	179	# endif
832f9304 RL	180	# ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY
	181	# define OPENSSL_SYS_MACOSX_RHAPSODY
	182	# define OPENSSL_SYS_MACOSX
	183	# endif
0709385d RL	184	# ifdef OPENSSL_SYSNAME_SUNOS
	185	# define OPENSSL_SYS_SUNOS
	186	#endif
cf1b7d96 RL	187	# if defined(_CRAY) \|\| defined(OPENSSL_SYSNAME_CRAY)
	188	# define OPENSSL_SYS_CRAY
	189	# endif
	190	# if defined(_AIX) \|\| defined(OPENSSL_SYSNAME_AIX)
	191	# define OPENSSL_SYS_AIX
	192	# endif
	193	#endif
	194
28a80034	195	/* --------------------------------- VOS ----------------------------------- */
62308f3f	196	#if defined(__VOS__) \|\| defined(OPENSSL_SYSNAME_VOS)
28a80034	197	# define OPENSSL_SYS_VOS
62308f3f DSH	198	#ifdef __HPPA__
	199	# define OPENSSL_SYS_VOS_HPPA
	200	#endif
	201	#ifdef __IA32__
	202	# define OPENSSL_SYS_VOS_IA32
	203	#endif
28a80034 RL	204	#endif
28a80034 RL	205
6a89a25c RL	206	/* ------------------------------- VxWorks --------------------------------- */
	207	#ifdef OPENSSL_SYSNAME_VXWORKS
	208	# define OPENSSL_SYS_VXWORKS
	209	#endif
	210
4700aea9 UM	211	/* --------------------------------- BeOS ---------------------------------- */
	212	#if defined(__BEOS__)
	213	# define OPENSSL_SYS_BEOS
	214	# include <sys/socket.h>
	215	# if defined(BONE_VERSION)
	216	# define OPENSSL_SYS_BEOS_BONE
	217	# else
	218	# define OPENSSL_SYS_BEOS_R5
	219	# endif
	220	#endif
	221
cf1b7d96 RL	222	/**
	223	* That's it for OS-specific stuff
	224	*****************************************************************************/
	225
	226
	227	/* Specials for I/O an exit */
abfc6a3a	228	#ifdef OPENSSL_SYS_MSDOS
e766a681 BM	229	# define OPENSSL_UNISTD_IO <io.h>
	230	# define OPENSSL_DECLARE_EXIT extern void exit(int);
	231	#else
	232	# define OPENSSL_UNISTD_IO OPENSSL_UNISTD
	233	# define OPENSSL_DECLARE_EXIT /* declared in unistd.h */
	234	#endif
	235
3e9a08ec TH	236	/*-
	237	* Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare
	238	* certain global symbols that, with some compilers under VMS, have to be
	239	* defined and declared explicitely with globaldef and globalref.
	240	* Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare
	241	* DLL exports and imports for compilers under Win32. These are a little
	242	* more complicated to use. Basically, for any library that exports some
	243	* global variables, the following code must be present in the header file
	244	* that declares them, before OPENSSL_EXTERN is used:
	245	*
	246	* #ifdef SOME_BUILD_FLAG_MACRO
	247	* # undef OPENSSL_EXTERN
	248	* # define OPENSSL_EXTERN OPENSSL_EXPORT
	249	* #endif
	250	*
	251	* The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL
	252	* have some generally sensible values, and for OPENSSL_EXTERN to have the
	253	* value OPENSSL_IMPORT.
	254	*/
2a4a0a34	255
cf1b7d96	256	#if defined(OPENSSL_SYS_VMS_NODECC)
21cd4378 RL	257	# define OPENSSL_EXPORT globalref
21cd4378 RL	258	# define OPENSSL_IMPORT globalref
2a4a0a34	259	# define OPENSSL_GLOBAL globaldef
5cac59b6	260	#elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL)
4f1c33b4 AP	261	# define OPENSSL_EXPORT extern __declspec(dllexport)
4f1c33b4 AP	262	# define OPENSSL_IMPORT extern __declspec(dllimport)
21cd4378	263	# define OPENSSL_GLOBAL
2a4a0a34	264	#else
21cd4378 RL	265	# define OPENSSL_EXPORT extern
21cd4378 RL	266	# define OPENSSL_IMPORT extern
2a4a0a34 BM	267	# define OPENSSL_GLOBAL
2a4a0a34 BM	268	#endif
21cd4378	269	#define OPENSSL_EXTERN OPENSSL_IMPORT
2a4a0a34	270
3e9a08ec TH	271	/*-
	272	* Macros to allow global variables to be reached through function calls when
	273	* required (if a shared library version requires it, for example.
	274	* The way it's done allows definitions like this:
	275	*
	276	* // in foobar.c
	277	* OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0)
	278	* // in foobar.h
	279	* OPENSSL_DECLARE_GLOBAL(int,foobar);
	280	* #define foobar OPENSSL_GLOBAL_REF(foobar)
	281	*/
62dc5aad	282	#ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION
e4317d20 AP	283	# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) \
	284	type *_shadow_##name(void) \
	285	{ static type _hide_##name=value; return &_hide_##name; }
62dc5aad RL	286	# define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void)
	287	# define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name()))
	288	#else
e4317d20	289	# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value;
62dc5aad RL	290	# define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name
	291	# define OPENSSL_GLOBAL_REF(name) _shadow_##name
	292	#endif
	293
cb70355d DSH	294	#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) && macintosh==1 && !defined(MAC_OS_GUSI_SOURCE)
	295	# define ossl_ssize_t long
	296	#endif
	297
	298	#ifdef OPENSSL_SYS_MSDOS
	299	# define ossl_ssize_t long
	300	#endif
	301
	302	#if defined(NeXT) \|\| defined(OPENSSL_SYS_NEWS4) \|\| defined(OPENSSL_SYS_SUNOS)
	303	# define ssize_t int
	304	#endif
	305
	306	#if defined(__ultrix) && !defined(ssize_t)
	307	# define ossl_ssize_t int
	308	#endif
	309
	310	#ifndef ossl_ssize_t
	311	# define ossl_ssize_t ssize_t
	312	#endif
	313
2a4a0a34 BM	314	#ifdef __cplusplus
	315	}
	316	#endif
	317	#endif