1 /* ====================================================================
2 * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in
13 * the documentation and/or other materials provided with the
16 * 3. All advertising materials mentioning features or use of this
17 * software must display the following acknowledgment:
18 * "This product includes software developed by the OpenSSL Project
19 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
21 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
22 * endorse or promote products derived from this software without
23 * prior written permission. For written permission, please contact
24 * openssl-core@openssl.org.
26 * 5. Products derived from this software may not be called "OpenSSL"
27 * nor may "OpenSSL" appear in their names without prior written
28 * permission of the OpenSSL Project.
30 * 6. Redistributions of any form whatsoever must retain the following
32 * "This product includes software developed by the OpenSSL Project
33 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
35 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
36 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
37 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
38 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
41 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
42 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
43 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
44 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
45 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
46 * OF THE POSSIBILITY OF SUCH DAMAGE.
47 * ====================================================================
49 * This product includes cryptographic software written by Eric Young
50 * (eay@cryptsoft.com). This product includes software written by Tim
51 * Hudson (tjh@cryptsoft.com).
55 #ifndef HEADER_E_OS2_H
56 # define HEADER_E_OS2_H
58 # include <openssl/opensslconf.h>
64 /******************************************************************************
65 * Detect operating systems. This probably needs completing.
66 * The result is that at least one OPENSSL_SYS_os macro should be defined.
67 * However, if none is defined, Unix is assumed.
70 # define OPENSSL_SYS_UNIX
72 /* --------------------- Microsoft operating systems ---------------------- */
75 * Note that MSDOS actually denotes 32-bit environments running on top of
76 * MS-DOS, such as DJGPP one.
78 # if defined(OPENSSL_SYS_MSDOS)
79 # undef OPENSSL_SYS_UNIX
83 * For 32 bit environment, there seems to be the CygWin environment and then
84 * all the others that try to do the same thing Microsoft does...
87 * UEFI lives here because it might be built with a Microsoft toolchain and
88 * we need to avoid the false positive match on Windows.
90 # if defined(OPENSSL_SYS_UEFI)
91 # undef OPENSSL_SYS_UNIX
92 # elif defined(OPENSSL_SYS_UWIN)
93 # undef OPENSSL_SYS_UNIX
94 # define OPENSSL_SYS_WIN32_UWIN
96 # if defined(__CYGWIN__) || defined(OPENSSL_SYS_CYGWIN)
97 # undef OPENSSL_SYS_UNIX
98 # define OPENSSL_SYS_WIN32_CYGWIN
100 # if defined(_WIN32) || defined(OPENSSL_SYS_WIN32)
101 # undef OPENSSL_SYS_UNIX
102 # if !defined(OPENSSL_SYS_WIN32)
103 # define OPENSSL_SYS_WIN32
106 # if defined(_WIN64) || defined(OPENSSL_SYS_WIN64)
107 # undef OPENSSL_SYS_UNIX
108 # if !defined(OPENSSL_SYS_WIN64)
109 # define OPENSSL_SYS_WIN64
112 # if defined(OPENSSL_SYS_WINNT)
113 # undef OPENSSL_SYS_UNIX
115 # if defined(OPENSSL_SYS_WINCE)
116 # undef OPENSSL_SYS_UNIX
121 /* Anything that tries to look like Microsoft is "Windows" */
122 # if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN64) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE)
123 # undef OPENSSL_SYS_UNIX
124 # define OPENSSL_SYS_WINDOWS
125 # ifndef OPENSSL_SYS_MSDOS
126 # define OPENSSL_SYS_MSDOS
131 * DLL settings. This part is a bit tough, because it's up to the
132 * application implementor how he or she will link the application, so it
133 * requires some macro to be used.
135 # ifdef OPENSSL_SYS_WINDOWS
136 # ifndef OPENSSL_OPT_WINDLL
137 # if defined(_WINDLL) /* This is used when building OpenSSL to
138 * indicate that DLL linkage should be used */
139 # define OPENSSL_OPT_WINDLL
144 /* ------------------------------- OpenVMS -------------------------------- */
145 # if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYS_VMS)
146 # if !defined(OPENSSL_SYS_VMS)
147 # undef OPENSSL_SYS_UNIX
149 # define OPENSSL_SYS_VMS
151 # define OPENSSL_SYS_VMS_DECC
152 # elif defined(__DECCXX)
153 # define OPENSSL_SYS_VMS_DECC
154 # define OPENSSL_SYS_VMS_DECCXX
156 # define OPENSSL_SYS_VMS_NODECC
160 /* -------------------------------- Unix ---------------------------------- */
161 # ifdef OPENSSL_SYS_UNIX
162 # if defined(linux) || defined(__linux__) && !defined(OPENSSL_SYS_LINUX)
163 # define OPENSSL_SYS_LINUX
165 # if defined(_AIX) && !defined(OPENSSL_SYS_AIX)
166 # define OPENSSL_SYS_AIX
170 /* -------------------------------- VOS ----------------------------------- */
171 # if defined(__VOS__) && !defined(OPENSSL_SYS_VOS)
172 # define OPENSSL_SYS_VOS
174 # define OPENSSL_SYS_VOS_HPPA
177 # define OPENSSL_SYS_VOS_IA32
182 * That's it for OS-specific stuff
183 *****************************************************************************/
185 /* Specials for I/O an exit */
186 # ifdef OPENSSL_SYS_MSDOS
187 # define OPENSSL_UNISTD_IO <io.h>
188 # define OPENSSL_DECLARE_EXIT extern void exit(int);
190 # define OPENSSL_UNISTD_IO OPENSSL_UNISTD
191 # define OPENSSL_DECLARE_EXIT /* declared in unistd.h */
195 * Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare
196 * certain global symbols that, with some compilers under VMS, have to be
197 * defined and declared explicitly with globaldef and globalref.
198 * Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare
199 * DLL exports and imports for compilers under Win32. These are a little
200 * more complicated to use. Basically, for any library that exports some
201 * global variables, the following code must be present in the header file
202 * that declares them, before OPENSSL_EXTERN is used:
204 * #ifdef SOME_BUILD_FLAG_MACRO
205 * # undef OPENSSL_EXTERN
206 * # define OPENSSL_EXTERN OPENSSL_EXPORT
209 * The default is to have OPENSSL_EXPORT, OPENSSL_EXTERN and OPENSSL_GLOBAL
210 * have some generally sensible values.
213 # if defined(OPENSSL_SYS_VMS_NODECC)
214 # define OPENSSL_EXPORT globalref
215 # define OPENSSL_EXTERN globalref
216 # define OPENSSL_GLOBAL globaldef
217 # elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL)
218 # define OPENSSL_EXPORT extern __declspec(dllexport)
219 # define OPENSSL_EXTERN extern __declspec(dllimport)
220 # define OPENSSL_GLOBAL
222 # define OPENSSL_EXPORT extern
223 # define OPENSSL_EXTERN extern
224 # define OPENSSL_GLOBAL
228 * Macros to allow global variables to be reached through function calls when
229 * required (if a shared library version requires it, for example.
230 * The way it's done allows definitions like this:
233 * OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0)
235 * OPENSSL_DECLARE_GLOBAL(int,foobar);
236 * #define foobar OPENSSL_GLOBAL_REF(foobar)
238 # ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION
239 # define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) \
240 type *_shadow_##name(void) \
241 { static type _hide_##name=value; return &_hide_##name; }
242 # define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void)
243 # define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name()))
245 # define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value;
246 # define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name
247 # define OPENSSL_GLOBAL_REF(name) _shadow_##name
252 # define ossl_ssize_t __int64
253 # define OSSL_SSIZE_MAX _I64_MAX
255 # define ossl_ssize_t int
256 # define OSSL_SSIZE_MAX INT_MAX
260 # if defined(OPENSSL_SYS_UEFI) && !defined(ssize_t)
261 # define ossl_ssize_t int
262 # define OSSL_SSIZE_MAX INT_MAX
265 # ifndef ossl_ssize_t
266 # define ossl_ssize_t ssize_t
267 # define OSSL_SSIZE_MAX SSIZE_MAX
271 # define __owur __attribute__((__warn_unused_result__))
276 /* Standard integer types */
277 # if defined(OPENSSL_SYS_UEFI)
279 typedef UINT8 uint8_t;
280 typedef INT16 int16_t;
281 typedef UINT16 uint16_t;
282 typedef INT32 int32_t;
283 typedef UINT32 uint32_t;
284 typedef INT64 int64_t;
285 typedef UINT64 uint64_t;
286 # define PRIu64 "%Lu"
287 # elif (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || \
288 defined(__osf__) || defined(__sgi) || defined(__hpux) || \
289 defined(OPENSSL_SYS_VMS)
290 # include <inttypes.h>
291 # elif defined(_MSC_VER) && _MSC_VER<=1500
293 * minimally required typdefs for systems not supporting inttypes.h or
294 * stdint.h: currently just older VC++
296 typedef signed char int8_t;
297 typedef unsigned char uint8_t;
298 typedef short int16_t;
299 typedef unsigned short uint16_t;
301 typedef unsigned int uint32_t;
302 typedef __int64 int64_t;
303 typedef unsigned __int64 uint64_t;
309 * We need a format operator for some client tools for uint64_t. If inttypes.h
310 * isn't available or did not define it, just go with hard-coded.
313 # ifdef SIXTY_FOUR_BIT_LONG
316 # define PRIu64 "llu"
320 /* ossl_inline: portable inline definition usable in public headers */
321 # if !defined(inline) && !defined(__cplusplus)
322 # if defined(__STDC_VERSION__) && __STDC_VERSION__>=199901L
323 /* just use inline */
324 # define ossl_inline inline
325 # elif defined(__GNUC__) && __GNUC__>=2
326 # define ossl_inline __inline__
327 # elif defined(_MSC_VER)
329 * Visual Studio: inline is available in C++ only, however
330 * __inline is available for C, see
331 * http://msdn.microsoft.com/en-us/library/z8y1yy88.aspx
333 # define ossl_inline __inline
338 # define ossl_inline inline