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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 | ||
4d8743f4 RL |
73 | /* ----------------------- NetWare ----------------------------------------- */ |
74 | #if defined(NETWARE) || defined(OPENSSL_SYSNAME_NETWARE) | |
75 | # undef OPENSSL_SYS_UNIX | |
76 | # define OPENSSL_SYS_NETWARE | |
77 | #endif | |
78 | ||
cf1b7d96 RL |
79 | /* ---------------------- Microsoft operating systems ---------------------- */ |
80 | ||
c510eec0 | 81 | /* Note that MSDOS actually denotes 32-bit environments running on top of |
f642ebc1 | 82 | MS-DOS, such as DJGPP one. */ |
c510eec0 AP |
83 | #if defined(OPENSSL_SYSNAME_MSDOS) |
84 | # undef OPENSSL_SYS_UNIX | |
85 | # define OPENSSL_SYS_MSDOS | |
86 | #endif | |
87 | ||
cf1b7d96 RL |
88 | /* For 32 bit environment, there seems to be the CygWin environment and then |
89 | all the others that try to do the same thing Microsoft does... */ | |
c69d1039 | 90 | #if defined(OPENSSL_SYSNAME_UWIN) |
cf1b7d96 | 91 | # undef OPENSSL_SYS_UNIX |
c69d1039 | 92 | # define OPENSSL_SYS_WIN32_UWIN |
cf1b7d96 | 93 | #else |
c69d1039 | 94 | # if defined(__CYGWIN32__) || defined(OPENSSL_SYSNAME_CYGWIN32) |
cf1b7d96 | 95 | # undef OPENSSL_SYS_UNIX |
c69d1039 RL |
96 | # define OPENSSL_SYS_WIN32_CYGWIN |
97 | # else | |
98 | # if defined(_WIN32) || defined(OPENSSL_SYSNAME_WIN32) | |
99 | # undef OPENSSL_SYS_UNIX | |
100 | # define OPENSSL_SYS_WIN32 | |
101 | # endif | |
102 | # if defined(OPENSSL_SYSNAME_WINNT) | |
103 | # undef OPENSSL_SYS_UNIX | |
104 | # define OPENSSL_SYS_WINNT | |
105 | # endif | |
0bf23d9b RL |
106 | # if defined(OPENSSL_SYSNAME_WINCE) |
107 | # undef OPENSSL_SYS_UNIX | |
108 | # define OPENSSL_SYS_WINCE | |
109 | # endif | |
cf1b7d96 RL |
110 | # endif |
111 | #endif | |
112 | ||
113 | /* Anything that tries to look like Microsoft is "Windows" */ | |
6321c3a0 | 114 | #if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE) |
cf1b7d96 RL |
115 | # undef OPENSSL_SYS_UNIX |
116 | # define OPENSSL_SYS_WINDOWS | |
1961b327 RL |
117 | # ifndef OPENSSL_SYS_MSDOS |
118 | # define OPENSSL_SYS_MSDOS | |
119 | # endif | |
cf1b7d96 RL |
120 | #endif |
121 | ||
5cac59b6 RL |
122 | /* DLL settings. This part is a bit tough, because it's up to the application |
123 | implementor how he or she will link the application, so it requires some | |
124 | macro to be used. */ | |
125 | #ifdef OPENSSL_SYS_WINDOWS | |
126 | # ifndef OPENSSL_OPT_WINDLL | |
127 | # if defined(_WINDLL) /* This is used when building OpenSSL to indicate that | |
128 | DLL linkage should be used */ | |
129 | # define OPENSSL_OPT_WINDLL | |
5cac59b6 RL |
130 | # endif |
131 | # endif | |
132 | #endif | |
133 | ||
cf1b7d96 RL |
134 | /* -------------------------------- OpenVMS -------------------------------- */ |
135 | #if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYSNAME_VMS) | |
136 | # undef OPENSSL_SYS_UNIX | |
137 | # define OPENSSL_SYS_VMS | |
138 | # if defined(__DECC) | |
139 | # define OPENSSL_SYS_VMS_DECC | |
d8425465 RL |
140 | # elif defined(__DECCXX) |
141 | # define OPENSSL_SYS_VMS_DECC | |
142 | # define OPENSSL_SYS_VMS_DECCXX | |
cf1b7d96 RL |
143 | # else |
144 | # define OPENSSL_SYS_VMS_NODECC | |
145 | # endif | |
146 | #endif | |
147 | ||
dc01b6b1 RL |
148 | /* --------------------------------- OS/2 ---------------------------------- */ |
149 | #if defined(__EMX__) || defined(__OS2__) | |
150 | # undef OPENSSL_SYS_UNIX | |
151 | # define OPENSSL_SYS_OS2 | |
152 | #endif | |
153 | ||
cf1b7d96 RL |
154 | /* --------------------------------- Unix ---------------------------------- */ |
155 | #ifdef OPENSSL_SYS_UNIX | |
1a19f83d | 156 | # if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX) |
cf1b7d96 RL |
157 | # define OPENSSL_SYS_LINUX |
158 | # endif | |
cf1b7d96 RL |
159 | # ifdef OPENSSL_SYSNAME_SNI |
160 | # define OPENSSL_SYS_SNI | |
161 | # endif | |
162 | # ifdef OPENSSL_SYSNAME_ULTRASPARC | |
163 | # define OPENSSL_SYS_ULTRASPARC | |
164 | # endif | |
cf1b7d96 RL |
165 | # ifdef OPENSSL_SYSNAME_MACOSX |
166 | # define OPENSSL_SYS_MACOSX | |
167 | # endif | |
cf1b7d96 RL |
168 | # if defined(_AIX) || defined(OPENSSL_SYSNAME_AIX) |
169 | # define OPENSSL_SYS_AIX | |
170 | # endif | |
171 | #endif | |
172 | ||
28a80034 | 173 | /* --------------------------------- VOS ----------------------------------- */ |
ad89bf78 | 174 | #if defined(__VOS__) || defined(OPENSSL_SYSNAME_VOS) |
28a80034 | 175 | # define OPENSSL_SYS_VOS |
ad89bf78 DSH |
176 | #ifdef __HPPA__ |
177 | # define OPENSSL_SYS_VOS_HPPA | |
178 | #endif | |
179 | #ifdef __IA32__ | |
180 | # define OPENSSL_SYS_VOS_IA32 | |
181 | #endif | |
28a80034 RL |
182 | #endif |
183 | ||
6a89a25c RL |
184 | /* ------------------------------- VxWorks --------------------------------- */ |
185 | #ifdef OPENSSL_SYSNAME_VXWORKS | |
186 | # define OPENSSL_SYS_VXWORKS | |
187 | #endif | |
188 | ||
cf1b7d96 RL |
189 | /** |
190 | * That's it for OS-specific stuff | |
191 | *****************************************************************************/ | |
192 | ||
193 | ||
194 | /* Specials for I/O an exit */ | |
abfc6a3a | 195 | #ifdef OPENSSL_SYS_MSDOS |
e766a681 BM |
196 | # define OPENSSL_UNISTD_IO <io.h> |
197 | # define OPENSSL_DECLARE_EXIT extern void exit(int); | |
198 | #else | |
199 | # define OPENSSL_UNISTD_IO OPENSSL_UNISTD | |
200 | # define OPENSSL_DECLARE_EXIT /* declared in unistd.h */ | |
201 | #endif | |
202 | ||
1d97c843 TH |
203 | /*- |
204 | * Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare | |
205 | * certain global symbols that, with some compilers under VMS, have to be | |
206 | * defined and declared explicitely with globaldef and globalref. | |
207 | * Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare | |
208 | * DLL exports and imports for compilers under Win32. These are a little | |
209 | * more complicated to use. Basically, for any library that exports some | |
210 | * global variables, the following code must be present in the header file | |
211 | * that declares them, before OPENSSL_EXTERN is used: | |
212 | * | |
213 | * #ifdef SOME_BUILD_FLAG_MACRO | |
214 | * # undef OPENSSL_EXTERN | |
215 | * # define OPENSSL_EXTERN OPENSSL_EXPORT | |
216 | * #endif | |
217 | * | |
218 | * The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL | |
219 | * have some generally sensible values, and for OPENSSL_EXTERN to have the | |
220 | * value OPENSSL_IMPORT. | |
221 | */ | |
2a4a0a34 | 222 | |
cf1b7d96 | 223 | #if defined(OPENSSL_SYS_VMS_NODECC) |
21cd4378 RL |
224 | # define OPENSSL_EXPORT globalref |
225 | # define OPENSSL_IMPORT globalref | |
2a4a0a34 | 226 | # define OPENSSL_GLOBAL globaldef |
5cac59b6 | 227 | #elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL) |
4f1c33b4 AP |
228 | # define OPENSSL_EXPORT extern __declspec(dllexport) |
229 | # define OPENSSL_IMPORT extern __declspec(dllimport) | |
21cd4378 | 230 | # define OPENSSL_GLOBAL |
2a4a0a34 | 231 | #else |
21cd4378 RL |
232 | # define OPENSSL_EXPORT extern |
233 | # define OPENSSL_IMPORT extern | |
2a4a0a34 BM |
234 | # define OPENSSL_GLOBAL |
235 | #endif | |
21cd4378 | 236 | #define OPENSSL_EXTERN OPENSSL_IMPORT |
2a4a0a34 | 237 | |
1d97c843 TH |
238 | /*- |
239 | * Macros to allow global variables to be reached through function calls when | |
240 | * required (if a shared library version requires it, for example. | |
241 | * The way it's done allows definitions like this: | |
242 | * | |
243 | * // in foobar.c | |
244 | * OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0) | |
245 | * // in foobar.h | |
246 | * OPENSSL_DECLARE_GLOBAL(int,foobar); | |
247 | * #define foobar OPENSSL_GLOBAL_REF(foobar) | |
248 | */ | |
62dc5aad | 249 | #ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION |
e4317d20 AP |
250 | # define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) \ |
251 | type *_shadow_##name(void) \ | |
252 | { static type _hide_##name=value; return &_hide_##name; } | |
62dc5aad RL |
253 | # define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void) |
254 | # define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name())) | |
255 | #else | |
e4317d20 | 256 | # define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value; |
62dc5aad RL |
257 | # define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name |
258 | # define OPENSSL_GLOBAL_REF(name) _shadow_##name | |
259 | #endif | |
260 | ||
eb1c48be DSH |
261 | #ifdef OPENSSL_SYS_MSDOS |
262 | # define ossl_ssize_t long | |
263 | #endif | |
264 | ||
eb1c48be DSH |
265 | #if defined(__ultrix) && !defined(ssize_t) |
266 | # define ossl_ssize_t int | |
267 | #endif | |
268 | ||
269 | #ifndef ossl_ssize_t | |
270 | # define ossl_ssize_t ssize_t | |
271 | #endif | |
272 | ||
273 | ||
acf20c7d DSH |
274 | #ifdef DEBUG_UNUSED |
275 | #define __owur __attribute__((__warn_unused_result__)) | |
276 | #else | |
277 | #define __owur | |
278 | #endif | |
279 | ||
2a4a0a34 BM |
280 | #ifdef __cplusplus |
281 | } | |
282 | #endif | |
283 | #endif |