Cryptlib/Include/openssl/e_os2.h

   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
  62 extern "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 /*
 101  * UEFI lives here because it might be built with a Microsoft toolchain and
 102  * we need to avoid the false positive match on Windows.
 103  */
 104 # if defined(OPENSSL_SYSNAME_UEFI)
 105 #  undef OPENSSL_SYS_UNIX
 106 #  define OPENSSL_SYS_UEFI
 107 # elif defined(OPENSSL_SYSNAME_UWIN)
 108 #  undef OPENSSL_SYS_UNIX
 109 #  define OPENSSL_SYS_WIN32_UWIN
 110 # else
 111 #  if defined(__CYGWIN__) || defined(OPENSSL_SYSNAME_CYGWIN)
 112 #   undef OPENSSL_SYS_UNIX
 113 #   define OPENSSL_SYS_WIN32_CYGWIN
 114 #  else
 115 #   if defined(_WIN32) || defined(OPENSSL_SYSNAME_WIN32)
 116 #    undef OPENSSL_SYS_UNIX
 117 #    define OPENSSL_SYS_WIN32
 118 #   endif
 119 #   if defined(_WIN64) || defined(OPENSSL_SYSNAME_WIN64)
 120 #    undef OPENSSL_SYS_UNIX
 121 #    if !defined(OPENSSL_SYS_WIN64)
 122 #     define OPENSSL_SYS_WIN64
 123 #    endif
 124 #   endif
 125 #   if defined(OPENSSL_SYSNAME_WINNT)
 126 #    undef OPENSSL_SYS_UNIX
 127 #    define OPENSSL_SYS_WINNT
 128 #   endif
 129 #   if defined(OPENSSL_SYSNAME_WINCE)
 130 #    undef OPENSSL_SYS_UNIX
 131 #    define OPENSSL_SYS_WINCE
 132 #   endif
 133 #  endif
 134 # endif
 135
 136 /* Anything that tries to look like Microsoft is "Windows" */
 137 # if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN64) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE)
 138 #  undef OPENSSL_SYS_UNIX
 139 #  define OPENSSL_SYS_WINDOWS
 140 #  ifndef OPENSSL_SYS_MSDOS
 141 #   define OPENSSL_SYS_MSDOS
 142 #  endif
 143 # endif
 144
 145 /*
 146  * DLL settings.  This part is a bit tough, because it's up to the
 147  * application implementor how he or she will link the application, so it
 148  * requires some macro to be used.
 149  */
 150 # ifdef OPENSSL_SYS_WINDOWS
 151 #  ifndef OPENSSL_OPT_WINDLL
 152 #   if defined(_WINDLL)         /* This is used when building OpenSSL to
 153                                  * indicate that DLL linkage should be used */
 154 #    define OPENSSL_OPT_WINDLL
 155 #   endif
 156 #  endif
 157 # endif
 158
 159 /* ------------------------------- OpenVMS -------------------------------- */
 160 # if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYSNAME_VMS)
 161 #  undef OPENSSL_SYS_UNIX
 162 #  define OPENSSL_SYS_VMS
 163 #  if defined(__DECC)
 164 #   define OPENSSL_SYS_VMS_DECC
 165 #  elif defined(__DECCXX)
 166 #   define OPENSSL_SYS_VMS_DECC
 167 #   define OPENSSL_SYS_VMS_DECCXX
 168 #  else
 169 #   define OPENSSL_SYS_VMS_NODECC
 170 #  endif
 171 # endif
 172
 173 /* -------------------------------- OS/2 ---------------------------------- */
 174 # if defined(__EMX__) || defined(__OS2__)
 175 #  undef OPENSSL_SYS_UNIX
 176 #  define OPENSSL_SYS_OS2
 177 # endif
 178
 179 /* -------------------------------- Unix ---------------------------------- */
 180 # ifdef OPENSSL_SYS_UNIX
 181 #  if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX)
 182 #   define OPENSSL_SYS_LINUX
 183 #  endif
 184 #  ifdef OPENSSL_SYSNAME_MPE
 185 #   define OPENSSL_SYS_MPE
 186 #  endif
 187 #  ifdef OPENSSL_SYSNAME_SNI
 188 #   define OPENSSL_SYS_SNI
 189 #  endif
 190 #  ifdef OPENSSL_SYSNAME_ULTRASPARC
 191 #   define OPENSSL_SYS_ULTRASPARC
 192 #  endif
 193 #  ifdef OPENSSL_SYSNAME_NEWS4
 194 #   define OPENSSL_SYS_NEWS4
 195 #  endif
 196 #  ifdef OPENSSL_SYSNAME_MACOSX
 197 #   define OPENSSL_SYS_MACOSX
 198 #  endif
 199 #  ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY
 200 #   define OPENSSL_SYS_MACOSX_RHAPSODY
 201 #   define OPENSSL_SYS_MACOSX
 202 #  endif
 203 #  ifdef OPENSSL_SYSNAME_SUNOS
 204 #   define OPENSSL_SYS_SUNOS
 205 #  endif
 206 #  if defined(_CRAY) || defined(OPENSSL_SYSNAME_CRAY)
 207 #   define OPENSSL_SYS_CRAY
 208 #  endif
 209 #  if defined(_AIX) || defined(OPENSSL_SYSNAME_AIX)
 210 #   define OPENSSL_SYS_AIX
 211 #  endif
 212 # endif
 213
 214 /* -------------------------------- VOS ----------------------------------- */
 215 # if defined(__VOS__) || defined(OPENSSL_SYSNAME_VOS)
 216 #  define OPENSSL_SYS_VOS
 217 #  ifdef __HPPA__
 218 #   define OPENSSL_SYS_VOS_HPPA
 219 #  endif
 220 #  ifdef __IA32__
 221 #   define OPENSSL_SYS_VOS_IA32
 222 #  endif
 223 # endif
 224
 225 /* ------------------------------ VxWorks --------------------------------- */
 226 # ifdef OPENSSL_SYSNAME_VXWORKS
 227 #  define OPENSSL_SYS_VXWORKS
 228 # endif
 229
 230 /* -------------------------------- BeOS ---------------------------------- */
 231 # if defined(__BEOS__)
 232 #  define OPENSSL_SYS_BEOS
 233 #  include <sys/socket.h>
 234 #  if defined(BONE_VERSION)
 235 #   define OPENSSL_SYS_BEOS_BONE
 236 #  else
 237 #   define OPENSSL_SYS_BEOS_R5
 238 #  endif
 239 # endif
 240
 241 /**
 242  * That's it for OS-specific stuff
 243  *****************************************************************************/
 244
 245 /* Specials for I/O an exit */
 246 # ifdef OPENSSL_SYS_MSDOS
 247 #  define OPENSSL_UNISTD_IO <io.h>
 248 #  define OPENSSL_DECLARE_EXIT extern void exit(int);
 249 # else
 250 #  define OPENSSL_UNISTD_IO OPENSSL_UNISTD
 251 #  define OPENSSL_DECLARE_EXIT  /* declared in unistd.h */
 252 # endif
 253
 254 /*-
 255  * Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare
 256  * certain global symbols that, with some compilers under VMS, have to be
 257  * defined and declared explicitely with globaldef and globalref.
 258  * Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare
 259  * DLL exports and imports for compilers under Win32.  These are a little
 260  * more complicated to use.  Basically, for any library that exports some
 261  * global variables, the following code must be present in the header file
 262  * that declares them, before OPENSSL_EXTERN is used:
 263  *
 264  * #ifdef SOME_BUILD_FLAG_MACRO
 265  * # undef OPENSSL_EXTERN
 266  * # define OPENSSL_EXTERN OPENSSL_EXPORT
 267  * #endif
 268  *
 269  * The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL
 270  * have some generally sensible values, and for OPENSSL_EXTERN to have the
 271  * value OPENSSL_IMPORT.
 272  */
 273
 274 # if defined(OPENSSL_SYS_VMS_NODECC)
 275 #  define OPENSSL_EXPORT globalref
 276 #  define OPENSSL_IMPORT globalref
 277 #  define OPENSSL_GLOBAL globaldef
 278 # elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL)
 279 #  define OPENSSL_EXPORT extern __declspec(dllexport)
 280 #  define OPENSSL_IMPORT extern __declspec(dllimport)
 281 #  define OPENSSL_GLOBAL
 282 # else
 283 #  define OPENSSL_EXPORT extern
 284 #  define OPENSSL_IMPORT extern
 285 #  define OPENSSL_GLOBAL
 286 # endif
 287 # define OPENSSL_EXTERN OPENSSL_IMPORT
 288
 289 /*-
 290  * Macros to allow global variables to be reached through function calls when
 291  * required (if a shared library version requires it, for example.
 292  * The way it's done allows definitions like this:
 293  *
 294  *      // in foobar.c
 295  *      OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0)
 296  *      // in foobar.h
 297  *      OPENSSL_DECLARE_GLOBAL(int,foobar);
 298  *      #define foobar OPENSSL_GLOBAL_REF(foobar)
 299  */
 300 # ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION
 301 #  define OPENSSL_IMPLEMENT_GLOBAL(type,name,value)                      \
 302         type *_shadow_##name(void)                                      \
 303         { static type _hide_##name=value; return &_hide_##name; }
 304 #  define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void)
 305 #  define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name()))
 306 # else
 307 #  define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value;
 308 #  define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name
 309 #  define OPENSSL_GLOBAL_REF(name) _shadow_##name
 310 # endif
 311
 312 # if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) && macintosh==1 && !defined(MAC_OS_GUSI_SOURCE)
 313 #  define ossl_ssize_t long
 314 # endif
 315
 316 # ifdef OPENSSL_SYS_MSDOS
 317 #  define ossl_ssize_t long
 318 # endif
 319
 320 # if defined(NeXT) || defined(OPENSSL_SYS_NEWS4) || defined(OPENSSL_SYS_SUNOS)
 321 #  define ssize_t int
 322 # endif
 323
 324 # if defined(__ultrix) && !defined(ssize_t)
 325 #  define ossl_ssize_t int
 326 # endif
 327
 328 # ifndef ossl_ssize_t
 329 #  define ossl_ssize_t ssize_t
 330 # endif
 331
 332 #ifdef  __cplusplus
 333 }
 334 #endif
 335 #endif