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2a4a0a34 | 1 | /* e_os2.h */ |
cf1b7d96 RL |
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 | |
40720ce3 | 10 | * notice, this list of conditions and the following disclaimer. |
cf1b7d96 RL |
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 | */ | |
2a4a0a34 | 55 | |
1961b327 RL |
56 | #include <openssl/opensslconf.h> |
57 | ||
2a4a0a34 | 58 | #ifndef HEADER_E_OS2_H |
40720ce3 | 59 | # define HEADER_E_OS2_H |
2a4a0a34 BM |
60 | |
61 | #ifdef __cplusplus | |
62 | extern "C" { | |
63 | #endif | |
64 | ||
cf1b7d96 RL |
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 | ||
40720ce3 | 71 | # define OPENSSL_SYS_UNIX |
cf1b7d96 | 72 | |
40720ce3 MC |
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 | |
cf1b7d96 | 78 | |
40720ce3 MC |
79 | /* ---------------------- NetWare ----------------------------------------- */ |
80 | # if defined(NETWARE) || defined(OPENSSL_SYSNAME_NETWARE) | |
81 | # undef OPENSSL_SYS_UNIX | |
82 | # define OPENSSL_SYS_NETWARE | |
83 | # endif | |
4d8743f4 | 84 | |
40720ce3 | 85 | /* --------------------- Microsoft operating systems ---------------------- */ |
cf1b7d96 | 86 | |
40720ce3 MC |
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 | |
29982dfd | 95 | |
40720ce3 MC |
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) | |
cf1b7d96 | 101 | # undef OPENSSL_SYS_UNIX |
40720ce3 | 102 | # define OPENSSL_SYS_WIN32_UWIN |
c69d1039 | 103 | # else |
40720ce3 | 104 | # if defined(__CYGWIN32__) || defined(OPENSSL_SYSNAME_CYGWIN32) |
0bf23d9b | 105 | # undef OPENSSL_SYS_UNIX |
40720ce3 MC |
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(OPENSSL_SYSNAME_WINNT) | |
113 | # undef OPENSSL_SYS_UNIX | |
114 | # define OPENSSL_SYS_WINNT | |
115 | # endif | |
116 | # if defined(OPENSSL_SYSNAME_WINCE) | |
117 | # undef OPENSSL_SYS_UNIX | |
118 | # define OPENSSL_SYS_WINCE | |
119 | # endif | |
0bf23d9b | 120 | # endif |
cf1b7d96 | 121 | # endif |
cf1b7d96 RL |
122 | |
123 | /* Anything that tries to look like Microsoft is "Windows" */ | |
40720ce3 MC |
124 | # if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE) |
125 | # undef OPENSSL_SYS_UNIX | |
126 | # define OPENSSL_SYS_WINDOWS | |
127 | # ifndef OPENSSL_SYS_MSDOS | |
128 | # define OPENSSL_SYS_MSDOS | |
129 | # endif | |
1961b327 | 130 | # endif |
cf1b7d96 | 131 | |
40720ce3 MC |
132 | /* |
133 | * DLL settings. This part is a bit tough, because it's up to the | |
134 | * application implementor how he or she will link the application, so it | |
135 | * requires some macro to be used. | |
136 | */ | |
137 | # ifdef OPENSSL_SYS_WINDOWS | |
138 | # ifndef OPENSSL_OPT_WINDLL | |
139 | # if defined(_WINDLL) /* This is used when building OpenSSL to | |
140 | * indicate that DLL linkage should be used */ | |
141 | # define OPENSSL_OPT_WINDLL | |
142 | # endif | |
5cac59b6 RL |
143 | # endif |
144 | # endif | |
5cac59b6 | 145 | |
40720ce3 MC |
146 | /* ------------------------------- OpenVMS -------------------------------- */ |
147 | # if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYSNAME_VMS) | |
148 | # undef OPENSSL_SYS_UNIX | |
149 | # define OPENSSL_SYS_VMS | |
150 | # if defined(__DECC) | |
151 | # define OPENSSL_SYS_VMS_DECC | |
152 | # elif defined(__DECCXX) | |
153 | # define OPENSSL_SYS_VMS_DECC | |
154 | # define OPENSSL_SYS_VMS_DECCXX | |
155 | # else | |
156 | # define OPENSSL_SYS_VMS_NODECC | |
157 | # endif | |
cf1b7d96 | 158 | # endif |
dc01b6b1 | 159 | |
40720ce3 MC |
160 | /* -------------------------------- OS/2 ---------------------------------- */ |
161 | # if defined(__EMX__) || defined(__OS2__) | |
162 | # undef OPENSSL_SYS_UNIX | |
163 | # define OPENSSL_SYS_OS2 | |
cf1b7d96 | 164 | # endif |
40720ce3 MC |
165 | |
166 | /* -------------------------------- Unix ---------------------------------- */ | |
167 | # ifdef OPENSSL_SYS_UNIX | |
168 | # if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX) | |
169 | # define OPENSSL_SYS_LINUX | |
170 | # endif | |
171 | # ifdef OPENSSL_SYSNAME_MPE | |
172 | # define OPENSSL_SYS_MPE | |
173 | # endif | |
174 | # ifdef OPENSSL_SYSNAME_SNI | |
175 | # define OPENSSL_SYS_SNI | |
176 | # endif | |
177 | # ifdef OPENSSL_SYSNAME_ULTRASPARC | |
178 | # define OPENSSL_SYS_ULTRASPARC | |
179 | # endif | |
180 | # ifdef OPENSSL_SYSNAME_NEWS4 | |
181 | # define OPENSSL_SYS_NEWS4 | |
182 | # endif | |
183 | # ifdef OPENSSL_SYSNAME_MACOSX | |
184 | # define OPENSSL_SYS_MACOSX | |
185 | # endif | |
186 | # ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY | |
187 | # define OPENSSL_SYS_MACOSX_RHAPSODY | |
188 | # define OPENSSL_SYS_MACOSX | |
189 | # endif | |
190 | # ifdef OPENSSL_SYSNAME_SUNOS | |
191 | # define OPENSSL_SYS_SUNOS | |
192 | # endif | |
193 | # if defined(_CRAY) || defined(OPENSSL_SYSNAME_CRAY) | |
194 | # define OPENSSL_SYS_CRAY | |
195 | # endif | |
196 | # if defined(_AIX) || defined(OPENSSL_SYSNAME_AIX) | |
197 | # define OPENSSL_SYS_AIX | |
198 | # endif | |
cf1b7d96 | 199 | # endif |
cf1b7d96 | 200 | |
40720ce3 MC |
201 | /* -------------------------------- VOS ----------------------------------- */ |
202 | # ifdef OPENSSL_SYSNAME_VOS | |
203 | # define OPENSSL_SYS_VOS | |
204 | # endif | |
28a80034 | 205 | |
40720ce3 MC |
206 | /* ------------------------------ VxWorks --------------------------------- */ |
207 | # ifdef OPENSSL_SYSNAME_VXWORKS | |
208 | # define OPENSSL_SYS_VXWORKS | |
209 | # endif | |
6a89a25c | 210 | |
cf1b7d96 RL |
211 | /** |
212 | * That's it for OS-specific stuff | |
213 | *****************************************************************************/ | |
214 | ||
cf1b7d96 | 215 | /* Specials for I/O an exit */ |
40720ce3 MC |
216 | # ifdef OPENSSL_SYS_MSDOS |
217 | # define OPENSSL_UNISTD_IO <io.h> | |
218 | # define OPENSSL_DECLARE_EXIT extern void exit(int); | |
219 | # else | |
220 | # define OPENSSL_UNISTD_IO OPENSSL_UNISTD | |
221 | # define OPENSSL_DECLARE_EXIT /* declared in unistd.h */ | |
222 | # endif | |
e766a681 | 223 | |
b558c8d5 TH |
224 | /*- |
225 | * Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare | |
226 | * certain global symbols that, with some compilers under VMS, have to be | |
227 | * defined and declared explicitely with globaldef and globalref. | |
228 | * Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare | |
229 | * DLL exports and imports for compilers under Win32. These are a little | |
230 | * more complicated to use. Basically, for any library that exports some | |
231 | * global variables, the following code must be present in the header file | |
232 | * that declares them, before OPENSSL_EXTERN is used: | |
233 | * | |
234 | * #ifdef SOME_BUILD_FLAG_MACRO | |
235 | * # undef OPENSSL_EXTERN | |
236 | * # define OPENSSL_EXTERN OPENSSL_EXPORT | |
237 | * #endif | |
238 | * | |
239 | * The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL | |
240 | * have some generally sensible values, and for OPENSSL_EXTERN to have the | |
241 | * value OPENSSL_IMPORT. | |
242 | */ | |
2a4a0a34 | 243 | |
40720ce3 MC |
244 | # if defined(OPENSSL_SYS_VMS_NODECC) |
245 | # define OPENSSL_EXPORT globalref | |
246 | # define OPENSSL_IMPORT globalref | |
247 | # define OPENSSL_GLOBAL globaldef | |
248 | # elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL) | |
249 | # define OPENSSL_EXPORT extern __declspec(dllexport) | |
250 | # define OPENSSL_IMPORT extern __declspec(dllimport) | |
251 | # define OPENSSL_GLOBAL | |
252 | # else | |
253 | # define OPENSSL_EXPORT extern | |
254 | # define OPENSSL_IMPORT extern | |
255 | # define OPENSSL_GLOBAL | |
256 | # endif | |
257 | # define OPENSSL_EXTERN OPENSSL_IMPORT | |
2a4a0a34 | 258 | |
b558c8d5 TH |
259 | /*- |
260 | * Macros to allow global variables to be reached through function calls when | |
261 | * required (if a shared library version requires it, for example. | |
262 | * The way it's done allows definitions like this: | |
263 | * | |
40720ce3 MC |
264 | * // in foobar.c |
265 | * OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0) | |
266 | * // in foobar.h | |
267 | * OPENSSL_DECLARE_GLOBAL(int,foobar); | |
268 | * #define foobar OPENSSL_GLOBAL_REF(foobar) | |
b558c8d5 | 269 | */ |
40720ce3 MC |
270 | # ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION |
271 | # define OPENSSL_IMPLEMENT_GLOBAL(type,name) \ | |
272 | extern type _hide_##name; \ | |
273 | type *_shadow_##name(void) { return &_hide_##name; } \ | |
274 | static type _hide_##name | |
275 | # define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void) | |
276 | # define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name())) | |
277 | # else | |
278 | # define OPENSSL_IMPLEMENT_GLOBAL(type,name) OPENSSL_GLOBAL type _shadow_##name | |
279 | # define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name | |
280 | # define OPENSSL_GLOBAL_REF(name) _shadow_##name | |
281 | # endif | |
62dc5aad | 282 | |
2a4a0a34 BM |
283 | #ifdef __cplusplus |
284 | } | |
285 | #endif | |
286 | #endif |