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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 | |
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 | */ | |
2a4a0a34 | 55 | |
1961b327 RL |
56 | #include <openssl/opensslconf.h> |
57 | ||
2a4a0a34 BM |
58 | #ifndef HEADER_E_OS2_H |
59 | #define HEADER_E_OS2_H | |
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 | ||
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 | ||
4d8743f4 RL |
79 | /* ----------------------- NetWare ----------------------------------------- */ |
80 | #if defined(NETWARE) || defined(OPENSSL_SYSNAME_NETWARE) | |
81 | # undef OPENSSL_SYS_UNIX | |
82 | # define OPENSSL_SYS_NETWARE | |
83 | #endif | |
84 | ||
cf1b7d96 RL |
85 | /* ---------------------- Microsoft operating systems ---------------------- */ |
86 | ||
c510eec0 AP |
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 | ||
cf1b7d96 RL |
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... */ | |
c69d1039 | 96 | #if defined(OPENSSL_SYSNAME_UWIN) |
cf1b7d96 | 97 | # undef OPENSSL_SYS_UNIX |
c69d1039 | 98 | # define OPENSSL_SYS_WIN32_UWIN |
cf1b7d96 | 99 | #else |
c69d1039 | 100 | # if defined(__CYGWIN32__) || defined(OPENSSL_SYSNAME_CYGWIN32) |
cf1b7d96 | 101 | # undef OPENSSL_SYS_UNIX |
c69d1039 RL |
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 | |
0bf23d9b RL |
112 | # if defined(OPENSSL_SYSNAME_WINCE) |
113 | # undef OPENSSL_SYS_UNIX | |
114 | # define OPENSSL_SYS_WINCE | |
115 | # endif | |
cf1b7d96 RL |
116 | # endif |
117 | #endif | |
118 | ||
119 | /* Anything that tries to look like Microsoft is "Windows" */ | |
6321c3a0 | 120 | #if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE) |
cf1b7d96 RL |
121 | # undef OPENSSL_SYS_UNIX |
122 | # define OPENSSL_SYS_WINDOWS | |
1961b327 RL |
123 | # ifndef OPENSSL_SYS_MSDOS |
124 | # define OPENSSL_SYS_MSDOS | |
125 | # endif | |
cf1b7d96 RL |
126 | #endif |
127 | ||
5cac59b6 RL |
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 | |
5cac59b6 RL |
136 | # endif |
137 | # endif | |
138 | #endif | |
139 | ||
cf1b7d96 RL |
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 | |
d8425465 RL |
146 | # elif defined(__DECCXX) |
147 | # define OPENSSL_SYS_VMS_DECC | |
148 | # define OPENSSL_SYS_VMS_DECCXX | |
cf1b7d96 RL |
149 | # else |
150 | # define OPENSSL_SYS_VMS_NODECC | |
151 | # endif | |
152 | #endif | |
153 | ||
dc01b6b1 RL |
154 | /* --------------------------------- OS/2 ---------------------------------- */ |
155 | #if defined(__EMX__) || defined(__OS2__) | |
156 | # undef OPENSSL_SYS_UNIX | |
157 | # define OPENSSL_SYS_OS2 | |
158 | #endif | |
159 | ||
cf1b7d96 RL |
160 | /* --------------------------------- Unix ---------------------------------- */ |
161 | #ifdef OPENSSL_SYS_UNIX | |
1a19f83d | 162 | # if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX) |
cf1b7d96 RL |
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 | |
832f9304 RL |
180 | # ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY |
181 | # define OPENSSL_SYS_MACOSX_RHAPSODY | |
182 | # define OPENSSL_SYS_MACOSX | |
183 | # endif | |
0709385d RL |
184 | # ifdef OPENSSL_SYSNAME_SUNOS |
185 | # define OPENSSL_SYS_SUNOS | |
186 | #endif | |
cf1b7d96 RL |
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 | ||
28a80034 RL |
195 | /* --------------------------------- VOS ----------------------------------- */ |
196 | #ifdef OPENSSL_SYSNAME_VOS | |
197 | # define OPENSSL_SYS_VOS | |
198 | #endif | |
199 | ||
6a89a25c RL |
200 | /* ------------------------------- VxWorks --------------------------------- */ |
201 | #ifdef OPENSSL_SYSNAME_VXWORKS | |
202 | # define OPENSSL_SYS_VXWORKS | |
203 | #endif | |
204 | ||
4700aea9 UM |
205 | /* --------------------------------- BeOS ---------------------------------- */ |
206 | #if defined(__BEOS__) | |
207 | # define OPENSSL_SYS_BEOS | |
208 | # include <sys/socket.h> | |
209 | # if defined(BONE_VERSION) | |
210 | # define OPENSSL_SYS_BEOS_BONE | |
211 | # else | |
212 | # define OPENSSL_SYS_BEOS_R5 | |
213 | # endif | |
214 | #endif | |
215 | ||
cf1b7d96 RL |
216 | /** |
217 | * That's it for OS-specific stuff | |
218 | *****************************************************************************/ | |
219 | ||
220 | ||
221 | /* Specials for I/O an exit */ | |
abfc6a3a | 222 | #ifdef OPENSSL_SYS_MSDOS |
e766a681 BM |
223 | # define OPENSSL_UNISTD_IO <io.h> |
224 | # define OPENSSL_DECLARE_EXIT extern void exit(int); | |
225 | #else | |
226 | # define OPENSSL_UNISTD_IO OPENSSL_UNISTD | |
227 | # define OPENSSL_DECLARE_EXIT /* declared in unistd.h */ | |
228 | #endif | |
229 | ||
21cd4378 RL |
230 | /* Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare |
231 | certain global symbols that, with some compilers under VMS, have to be | |
232 | defined and declared explicitely with globaldef and globalref. | |
233 | Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare | |
234 | DLL exports and imports for compilers under Win32. These are a little | |
235 | more complicated to use. Basically, for any library that exports some | |
236 | global variables, the following code must be present in the header file | |
237 | that declares them, before OPENSSL_EXTERN is used: | |
238 | ||
239 | #ifdef SOME_BUILD_FLAG_MACRO | |
240 | # undef OPENSSL_EXTERN | |
241 | # define OPENSSL_EXTERN OPENSSL_EXPORT | |
242 | #endif | |
243 | ||
244 | The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL | |
245 | have some generally sensible values, and for OPENSSL_EXTERN to have the | |
246 | value OPENSSL_IMPORT. | |
247 | */ | |
2a4a0a34 | 248 | |
cf1b7d96 | 249 | #if defined(OPENSSL_SYS_VMS_NODECC) |
21cd4378 RL |
250 | # define OPENSSL_EXPORT globalref |
251 | # define OPENSSL_IMPORT globalref | |
2a4a0a34 | 252 | # define OPENSSL_GLOBAL globaldef |
5cac59b6 | 253 | #elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL) |
4f1c33b4 AP |
254 | # define OPENSSL_EXPORT extern __declspec(dllexport) |
255 | # define OPENSSL_IMPORT extern __declspec(dllimport) | |
21cd4378 | 256 | # define OPENSSL_GLOBAL |
2a4a0a34 | 257 | #else |
21cd4378 RL |
258 | # define OPENSSL_EXPORT extern |
259 | # define OPENSSL_IMPORT extern | |
2a4a0a34 BM |
260 | # define OPENSSL_GLOBAL |
261 | #endif | |
21cd4378 | 262 | #define OPENSSL_EXTERN OPENSSL_IMPORT |
2a4a0a34 | 263 | |
62dc5aad RL |
264 | /* Macros to allow global variables to be reached through function calls when |
265 | required (if a shared library version requvres it, for example. | |
266 | The way it's done allows definitions like this: | |
267 | ||
268 | // in foobar.c | |
269 | OPENSSL_IMPLEMENT_GLOBAL(int,foobar) = 0; | |
270 | // in foobar.h | |
271 | OPENSSL_DECLARE_GLOBAL(int,foobar); | |
272 | #define foobar OPENSSL_GLOBAL_REF(foobar) | |
273 | */ | |
274 | #ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION | |
45918505 | 275 | # define OPENSSL_IMPLEMENT_GLOBAL(type,name) \ |
c05a7f5d | 276 | extern type _hide_##name; \ |
45918505 RL |
277 | type *_shadow_##name(void) { return &_hide_##name; } \ |
278 | static type _hide_##name | |
62dc5aad RL |
279 | # define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void) |
280 | # define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name())) | |
281 | #else | |
282 | # define OPENSSL_IMPLEMENT_GLOBAL(type,name) OPENSSL_GLOBAL type _shadow_##name | |
283 | # define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name | |
284 | # define OPENSSL_GLOBAL_REF(name) _shadow_##name | |
285 | #endif | |
286 | ||
2a4a0a34 BM |
287 | #ifdef __cplusplus |
288 | } | |
289 | #endif | |
290 | #endif |