/* 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 ----------------------------------- */ #ifdef OPENSSL_SYSNAME_VOS # define OPENSSL_SYS_VOS #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 #ifdef __cplusplus } #endif #endif