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