e_os2.h revision 285830
1/* e_os2.h */ 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 */ 55 56#include <openssl/opensslconf.h> 57 58#ifndef HEADER_E_OS2_H 59# define HEADER_E_OS2_H 60 61#ifdef __cplusplus 62extern "C" { 63#endif 64 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 79/* ---------------------- NetWare ----------------------------------------- */ 80# if defined(NETWARE) || defined(OPENSSL_SYSNAME_NETWARE) 81# undef OPENSSL_SYS_UNIX 82# define OPENSSL_SYS_NETWARE 83# endif 84 85/* --------------------- Microsoft operating systems ---------------------- */ 86 87/* 88 * Note that MSDOS actually denotes 32-bit environments running on top of 89 * MS-DOS, such as DJGPP one. 90 */ 91# if defined(OPENSSL_SYSNAME_MSDOS) 92# undef OPENSSL_SYS_UNIX 93# define OPENSSL_SYS_MSDOS 94# endif 95 96/* 97 * For 32 bit environment, there seems to be the CygWin environment and then 98 * all the others that try to do the same thing Microsoft does... 99 */ 100# if defined(OPENSSL_SYSNAME_UWIN) 101# undef OPENSSL_SYS_UNIX 102# define OPENSSL_SYS_WIN32_UWIN 103# else 104# if defined(__CYGWIN32__) || defined(OPENSSL_SYSNAME_CYGWIN32) 105# undef OPENSSL_SYS_UNIX 106# define OPENSSL_SYS_WIN32_CYGWIN 107# else 108# if defined(_WIN32) || defined(OPENSSL_SYSNAME_WIN32) 109# undef OPENSSL_SYS_UNIX 110# define OPENSSL_SYS_WIN32 111# endif 112# if defined(_WIN64) || defined(OPENSSL_SYSNAME_WIN64) 113# undef OPENSSL_SYS_UNIX 114# if !defined(OPENSSL_SYS_WIN64) 115# define OPENSSL_SYS_WIN64 116# endif 117# endif 118# if defined(OPENSSL_SYSNAME_WINNT) 119# undef OPENSSL_SYS_UNIX 120# define OPENSSL_SYS_WINNT 121# endif 122# if defined(OPENSSL_SYSNAME_WINCE) 123# undef OPENSSL_SYS_UNIX 124# define OPENSSL_SYS_WINCE 125# endif 126# endif 127# endif 128 129/* Anything that tries to look like Microsoft is "Windows" */ 130# if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN64) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE) 131# undef OPENSSL_SYS_UNIX 132# define OPENSSL_SYS_WINDOWS 133# ifndef OPENSSL_SYS_MSDOS 134# define OPENSSL_SYS_MSDOS 135# endif 136# endif 137 138/* 139 * DLL settings. This part is a bit tough, because it's up to the 140 * application implementor how he or she will link the application, so it 141 * requires some macro to be used. 142 */ 143# ifdef OPENSSL_SYS_WINDOWS 144# ifndef OPENSSL_OPT_WINDLL 145# if defined(_WINDLL) /* This is used when building OpenSSL to 146 * indicate that DLL linkage should be used */ 147# define OPENSSL_OPT_WINDLL 148# endif 149# endif 150# endif 151 152/* ------------------------------- OpenVMS -------------------------------- */ 153# if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYSNAME_VMS) 154# undef OPENSSL_SYS_UNIX 155# define OPENSSL_SYS_VMS 156# if defined(__DECC) 157# define OPENSSL_SYS_VMS_DECC 158# elif defined(__DECCXX) 159# define OPENSSL_SYS_VMS_DECC 160# define OPENSSL_SYS_VMS_DECCXX 161# else 162# define OPENSSL_SYS_VMS_NODECC 163# endif 164# endif 165 166/* -------------------------------- OS/2 ---------------------------------- */ 167# if defined(__EMX__) || defined(__OS2__) 168# undef OPENSSL_SYS_UNIX 169# define OPENSSL_SYS_OS2 170# endif 171 172/* -------------------------------- Unix ---------------------------------- */ 173# ifdef OPENSSL_SYS_UNIX 174# if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX) 175# define OPENSSL_SYS_LINUX 176# endif 177# ifdef OPENSSL_SYSNAME_MPE 178# define OPENSSL_SYS_MPE 179# endif 180# ifdef OPENSSL_SYSNAME_SNI 181# define OPENSSL_SYS_SNI 182# endif 183# ifdef OPENSSL_SYSNAME_ULTRASPARC 184# define OPENSSL_SYS_ULTRASPARC 185# endif 186# ifdef OPENSSL_SYSNAME_NEWS4 187# define OPENSSL_SYS_NEWS4 188# endif 189# ifdef OPENSSL_SYSNAME_MACOSX 190# define OPENSSL_SYS_MACOSX 191# endif 192# ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY 193# define OPENSSL_SYS_MACOSX_RHAPSODY 194# define OPENSSL_SYS_MACOSX 195# endif 196# ifdef OPENSSL_SYSNAME_SUNOS 197# define OPENSSL_SYS_SUNOS 198# endif 199# if defined(_CRAY) || defined(OPENSSL_SYSNAME_CRAY) 200# define OPENSSL_SYS_CRAY 201# endif 202# if defined(_AIX) || defined(OPENSSL_SYSNAME_AIX) 203# define OPENSSL_SYS_AIX 204# endif 205# endif 206 207/* -------------------------------- VOS ----------------------------------- */ 208# if defined(__VOS__) || defined(OPENSSL_SYSNAME_VOS) 209# define OPENSSL_SYS_VOS 210# ifdef __HPPA__ 211# define OPENSSL_SYS_VOS_HPPA 212# endif 213# ifdef __IA32__ 214# define OPENSSL_SYS_VOS_IA32 215# endif 216# endif 217 218/* ------------------------------ VxWorks --------------------------------- */ 219# ifdef OPENSSL_SYSNAME_VXWORKS 220# define OPENSSL_SYS_VXWORKS 221# endif 222 223/* -------------------------------- BeOS ---------------------------------- */ 224# if defined(__BEOS__) 225# define OPENSSL_SYS_BEOS 226# include <sys/socket.h> 227# if defined(BONE_VERSION) 228# define OPENSSL_SYS_BEOS_BONE 229# else 230# define OPENSSL_SYS_BEOS_R5 231# endif 232# endif 233 234/** 235 * That's it for OS-specific stuff 236 *****************************************************************************/ 237 238/* Specials for I/O an exit */ 239# ifdef OPENSSL_SYS_MSDOS 240# define OPENSSL_UNISTD_IO <io.h> 241# define OPENSSL_DECLARE_EXIT extern void exit(int); 242# else 243# define OPENSSL_UNISTD_IO OPENSSL_UNISTD 244# define OPENSSL_DECLARE_EXIT /* declared in unistd.h */ 245# endif 246 247/*- 248 * Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare 249 * certain global symbols that, with some compilers under VMS, have to be 250 * defined and declared explicitely with globaldef and globalref. 251 * Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare 252 * DLL exports and imports for compilers under Win32. These are a little 253 * more complicated to use. Basically, for any library that exports some 254 * global variables, the following code must be present in the header file 255 * that declares them, before OPENSSL_EXTERN is used: 256 * 257 * #ifdef SOME_BUILD_FLAG_MACRO 258 * # undef OPENSSL_EXTERN 259 * # define OPENSSL_EXTERN OPENSSL_EXPORT 260 * #endif 261 * 262 * The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL 263 * have some generally sensible values, and for OPENSSL_EXTERN to have the 264 * value OPENSSL_IMPORT. 265 */ 266 267# if defined(OPENSSL_SYS_VMS_NODECC) 268# define OPENSSL_EXPORT globalref 269# define OPENSSL_IMPORT globalref 270# define OPENSSL_GLOBAL globaldef 271# elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL) 272# define OPENSSL_EXPORT extern __declspec(dllexport) 273# define OPENSSL_IMPORT extern __declspec(dllimport) 274# define OPENSSL_GLOBAL 275# else 276# define OPENSSL_EXPORT extern 277# define OPENSSL_IMPORT extern 278# define OPENSSL_GLOBAL 279# endif 280# define OPENSSL_EXTERN OPENSSL_IMPORT 281 282/*- 283 * Macros to allow global variables to be reached through function calls when 284 * required (if a shared library version requires it, for example. 285 * The way it's done allows definitions like this: 286 * 287 * // in foobar.c 288 * OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0) 289 * // in foobar.h 290 * OPENSSL_DECLARE_GLOBAL(int,foobar); 291 * #define foobar OPENSSL_GLOBAL_REF(foobar) 292 */ 293# ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION 294# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) \ 295 type *_shadow_##name(void) \ 296 { static type _hide_##name=value; return &_hide_##name; } 297# define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void) 298# define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name())) 299# else 300# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value; 301# define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name 302# define OPENSSL_GLOBAL_REF(name) _shadow_##name 303# endif 304 305# if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) && macintosh==1 && !defined(MAC_OS_GUSI_SOURCE) 306# define ossl_ssize_t long 307# endif 308 309# ifdef OPENSSL_SYS_MSDOS 310# define ossl_ssize_t long 311# endif 312 313# if defined(NeXT) || defined(OPENSSL_SYS_NEWS4) || defined(OPENSSL_SYS_SUNOS) 314# define ssize_t int 315# endif 316 317# if defined(__ultrix) && !defined(ssize_t) 318# define ossl_ssize_t int 319# endif 320 321# ifndef ossl_ssize_t 322# define ossl_ssize_t ssize_t 323# endif 324 325#ifdef __cplusplus 326} 327#endif 328#endif 329