/* 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  __cplusplusextern "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/* ---------------------- Microsoft operating systems ---------------------- *//* The 16 bit environments are pretty straightforward */#if defined(OPENSSL_SYSNAME_WIN16) || defined(OPENSSL_SYSNAME_MSDOS)# undef OPENSSL_SYS_UNIX# define OPENSSL_SYS_MSDOS#endif#if defined(OPENSSL_SYSNAME_WIN16)# undef OPENSSL_SYS_UNIX# define OPENSSL_SYS_WIN16#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_WIN16) || 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/* ------------------------------- VxWorks --------------------------------- */#ifdef OPENSSL_SYSNAME_VXWORKS# define OPENSSL_SYS_VXWORKS#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 requvres 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) static type _hide_##name; \        type *_shadow_##name(void) { return &_hide_##name; } \        static type _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) OPENSSL_GLOBAL type _shadow_##name# define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name# define OPENSSL_GLOBAL_REF(name) _shadow_##name#endif#ifdef  __cplusplus}#endif#endif