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src/libdigidoc/openssl/include/openssl/e_os2.h
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00001 /* e_os2.h */ 00002 /* ==================================================================== 00003 * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions 00007 * are met: 00008 * 00009 * 1. Redistributions of source code must retain the above copyright 00010 * notice, this list of conditions and the following disclaimer. 00011 * 00012 * 2. Redistributions in binary form must reproduce the above copyright 00013 * notice, this list of conditions and the following disclaimer in 00014 * the documentation and/or other materials provided with the 00015 * distribution. 00016 * 00017 * 3. All advertising materials mentioning features or use of this 00018 * software must display the following acknowledgment: 00019 * "This product includes software developed by the OpenSSL Project 00020 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 00021 * 00022 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 00023 * endorse or promote products derived from this software without 00024 * prior written permission. For written permission, please contact 00025 * openssl-core@openssl.org. 00026 * 00027 * 5. Products derived from this software may not be called "OpenSSL" 00028 * nor may "OpenSSL" appear in their names without prior written 00029 * permission of the OpenSSL Project. 00030 * 00031 * 6. Redistributions of any form whatsoever must retain the following 00032 * acknowledgment: 00033 * "This product includes software developed by the OpenSSL Project 00034 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 00035 * 00036 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 00037 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00038 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00039 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 00040 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00041 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 00042 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00043 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00044 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 00045 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00046 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 00047 * OF THE POSSIBILITY OF SUCH DAMAGE. 00048 * ==================================================================== 00049 * 00050 * This product includes cryptographic software written by Eric Young 00051 * (eay@cryptsoft.com). This product includes software written by Tim 00052 * Hudson (tjh@cryptsoft.com). 00053 * 00054 */ 00055 00056 #include <openssl/opensslconf.h> 00057 00058 #ifndef HEADER_E_OS2_H 00059 #define HEADER_E_OS2_H 00060 00061 #ifdef __cplusplus 00062 extern "C" { 00063 #endif 00064 00065 /****************************************************************************** 00066 * Detect operating systems. This probably needs completing. 00067 * The result is that at least one OPENSSL_SYS_os macro should be defined. 00068 * However, if none is defined, Unix is assumed. 00069 **/ 00070 00071 #define OPENSSL_SYS_UNIX 00072 00073 /* ----------------------- Macintosh, before MacOS X ----------------------- */ 00074 #if defined(__MWERKS__) && defined(macintosh) || defined(OPENSSL_SYSNAME_MAC) 00075 # undef OPENSSL_SYS_UNIX 00076 # define OPENSSL_SYS_MACINTOSH_CLASSIC 00077 #endif 00078 00079 /* ----------------------- NetWare ----------------------------------------- */ 00080 #if defined(NETWARE) || defined(OPENSSL_SYSNAME_NETWARE) 00081 # undef OPENSSL_SYS_UNIX 00082 # define OPENSSL_SYS_NETWARE 00083 #endif 00084 00085 /* ---------------------- Microsoft operating systems ---------------------- */ 00086 00087 /* Note that MSDOS actually denotes 32-bit environments running on top of 00088 MS-DOS, such as DJGPP one. */ 00089 #if defined(OPENSSL_SYSNAME_MSDOS) 00090 # undef OPENSSL_SYS_UNIX 00091 # define OPENSSL_SYS_MSDOS 00092 #endif 00093 00094 /* For 32 bit environment, there seems to be the CygWin environment and then 00095 all the others that try to do the same thing Microsoft does... */ 00096 #if defined(OPENSSL_SYSNAME_UWIN) 00097 # undef OPENSSL_SYS_UNIX 00098 # define OPENSSL_SYS_WIN32_UWIN 00099 #else 00100 # if defined(__CYGWIN32__) || defined(OPENSSL_SYSNAME_CYGWIN32) 00101 # undef OPENSSL_SYS_UNIX 00102 # define OPENSSL_SYS_WIN32_CYGWIN 00103 # else 00104 # if defined(_WIN32) || defined(OPENSSL_SYSNAME_WIN32) 00105 # undef OPENSSL_SYS_UNIX 00106 # define OPENSSL_SYS_WIN32 00107 # endif 00108 # if defined(OPENSSL_SYSNAME_WINNT) 00109 # undef OPENSSL_SYS_UNIX 00110 # define OPENSSL_SYS_WINNT 00111 # endif 00112 # if defined(OPENSSL_SYSNAME_WINCE) 00113 # undef OPENSSL_SYS_UNIX 00114 # define OPENSSL_SYS_WINCE 00115 # endif 00116 # endif 00117 #endif 00118 00119 /* Anything that tries to look like Microsoft is "Windows" */ 00120 #if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE) 00121 # undef OPENSSL_SYS_UNIX 00122 # define OPENSSL_SYS_WINDOWS 00123 # ifndef OPENSSL_SYS_MSDOS 00124 # define OPENSSL_SYS_MSDOS 00125 # endif 00126 #endif 00127 00128 /* DLL settings. This part is a bit tough, because it's up to the application 00129 implementor how he or she will link the application, so it requires some 00130 macro to be used. */ 00131 #ifdef OPENSSL_SYS_WINDOWS 00132 # ifndef OPENSSL_OPT_WINDLL 00133 # if defined(_WINDLL) /* This is used when building OpenSSL to indicate that 00134 DLL linkage should be used */ 00135 # define OPENSSL_OPT_WINDLL 00136 # endif 00137 # endif 00138 #endif 00139 00140 /* -------------------------------- OpenVMS -------------------------------- */ 00141 #if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYSNAME_VMS) 00142 # undef OPENSSL_SYS_UNIX 00143 # define OPENSSL_SYS_VMS 00144 # if defined(__DECC) 00145 # define OPENSSL_SYS_VMS_DECC 00146 # elif defined(__DECCXX) 00147 # define OPENSSL_SYS_VMS_DECC 00148 # define OPENSSL_SYS_VMS_DECCXX 00149 # else 00150 # define OPENSSL_SYS_VMS_NODECC 00151 # endif 00152 #endif 00153 00154 /* --------------------------------- OS/2 ---------------------------------- */ 00155 #if defined(__EMX__) || defined(__OS2__) 00156 # undef OPENSSL_SYS_UNIX 00157 # define OPENSSL_SYS_OS2 00158 #endif 00159 00160 /* --------------------------------- Unix ---------------------------------- */ 00161 #ifdef OPENSSL_SYS_UNIX 00162 # if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX) 00163 # define OPENSSL_SYS_LINUX 00164 # endif 00165 # ifdef OPENSSL_SYSNAME_MPE 00166 # define OPENSSL_SYS_MPE 00167 # endif 00168 # ifdef OPENSSL_SYSNAME_SNI 00169 # define OPENSSL_SYS_SNI 00170 # endif 00171 # ifdef OPENSSL_SYSNAME_ULTRASPARC 00172 # define OPENSSL_SYS_ULTRASPARC 00173 # endif 00174 # ifdef OPENSSL_SYSNAME_NEWS4 00175 # define OPENSSL_SYS_NEWS4 00176 # endif 00177 # ifdef OPENSSL_SYSNAME_MACOSX 00178 # define OPENSSL_SYS_MACOSX 00179 # endif 00180 # ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY 00181 # define OPENSSL_SYS_MACOSX_RHAPSODY 00182 # define OPENSSL_SYS_MACOSX 00183 # endif 00184 # ifdef OPENSSL_SYSNAME_SUNOS 00185 # define OPENSSL_SYS_SUNOS 00186 #endif 00187 # if defined(_CRAY) || defined(OPENSSL_SYSNAME_CRAY) 00188 # define OPENSSL_SYS_CRAY 00189 # endif 00190 # if defined(_AIX) || defined(OPENSSL_SYSNAME_AIX) 00191 # define OPENSSL_SYS_AIX 00192 # endif 00193 #endif 00194 00195 /* --------------------------------- VOS ----------------------------------- */ 00196 #ifdef OPENSSL_SYSNAME_VOS 00197 # define OPENSSL_SYS_VOS 00198 #endif 00199 00200 /* ------------------------------- VxWorks --------------------------------- */ 00201 #ifdef OPENSSL_SYSNAME_VXWORKS 00202 # define OPENSSL_SYS_VXWORKS 00203 #endif 00204 00210 /* Specials for I/O an exit */ 00211 #ifdef OPENSSL_SYS_MSDOS 00212 # define OPENSSL_UNISTD_IO <io.h> 00213 # define OPENSSL_DECLARE_EXIT extern void exit(int); 00214 #else 00215 # define OPENSSL_UNISTD_IO OPENSSL_UNISTD 00216 # define OPENSSL_DECLARE_EXIT /* declared in unistd.h */ 00217 #endif 00218 00219 /* Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare 00220 certain global symbols that, with some compilers under VMS, have to be 00221 defined and declared explicitely with globaldef and globalref. 00222 Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare 00223 DLL exports and imports for compilers under Win32. These are a little 00224 more complicated to use. Basically, for any library that exports some 00225 global variables, the following code must be present in the header file 00226 that declares them, before OPENSSL_EXTERN is used: 00227 00228 #ifdef SOME_BUILD_FLAG_MACRO 00229 # undef OPENSSL_EXTERN 00230 # define OPENSSL_EXTERN OPENSSL_EXPORT 00231 #endif 00232 00233 The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL 00234 have some generally sensible values, and for OPENSSL_EXTERN to have the 00235 value OPENSSL_IMPORT. 00236 */ 00237 00238 #if defined(OPENSSL_SYS_VMS_NODECC) 00239 # define OPENSSL_EXPORT globalref 00240 # define OPENSSL_IMPORT globalref 00241 # define OPENSSL_GLOBAL globaldef 00242 #elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL) 00243 # define OPENSSL_EXPORT extern __declspec(dllexport) 00244 # define OPENSSL_IMPORT extern __declspec(dllimport) 00245 # define OPENSSL_GLOBAL 00246 #else 00247 # define OPENSSL_EXPORT extern 00248 # define OPENSSL_IMPORT extern 00249 # define OPENSSL_GLOBAL 00250 #endif 00251 #define OPENSSL_EXTERN OPENSSL_IMPORT 00252 00253 /* Macros to allow global variables to be reached through function calls when 00254 required (if a shared library version requvres it, for example. 00255 The way it's done allows definitions like this: 00256 00257 // in foobar.c 00258 OPENSSL_IMPLEMENT_GLOBAL(int,foobar) = 0; 00259 // in foobar.h 00260 OPENSSL_DECLARE_GLOBAL(int,foobar); 00261 #define foobar OPENSSL_GLOBAL_REF(foobar) 00262 */ 00263 #ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION 00264 # define OPENSSL_IMPLEMENT_GLOBAL(type,name) \ 00265 extern type _hide_##name; \ 00266 type *_shadow_##name(void) { return &_hide_##name; } \ 00267 static type _hide_##name 00268 # define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void) 00269 # define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name())) 00270 #else 00271 # define OPENSSL_IMPLEMENT_GLOBAL(type,name) OPENSSL_GLOBAL type _shadow_##name 00272 # define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name 00273 # define OPENSSL_GLOBAL_REF(name) _shadow_##name 00274 #endif 00275 00276 #ifdef __cplusplus 00277 } 00278 #endif 00279 #endif
