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-rw-r--r--include/openssl/e_os2.h643
1 files changed, 328 insertions, 315 deletions
diff --git a/include/openssl/e_os2.h b/include/openssl/e_os2.h
index 33a6d32d4c..7be9989ac3 100644
--- a/include/openssl/e_os2.h
+++ b/include/openssl/e_os2.h
@@ -1,315 +1,328 @@
-/* e_os2.h */
-/* ====================================================================
- * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * openssl-core@openssl.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
- *
- */
-
-#include <openssl/opensslconf.h>
-
-#ifndef HEADER_E_OS2_H
-#define HEADER_E_OS2_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/******************************************************************************
- * Detect operating systems. This probably needs completing.
- * The result is that at least one OPENSSL_SYS_os macro should be defined.
- * However, if none is defined, Unix is assumed.
- **/
-
-#define OPENSSL_SYS_UNIX
-
-/* ----------------------- Macintosh, before MacOS X ----------------------- */
-#if defined(__MWERKS__) && defined(macintosh) || defined(OPENSSL_SYSNAME_MAC)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_MACINTOSH_CLASSIC
-#endif
-
-/* ----------------------- NetWare ----------------------------------------- */
-#if defined(NETWARE) || defined(OPENSSL_SYSNAME_NETWARE)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_NETWARE
-#endif
-
-/* ---------------------- Microsoft operating systems ---------------------- */
-
-/* Note that MSDOS actually denotes 32-bit environments running on top of
- MS-DOS, such as DJGPP one. */
-#if defined(OPENSSL_SYSNAME_MSDOS)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_MSDOS
-#endif
-
-/* For 32 bit environment, there seems to be the CygWin environment and then
- all the others that try to do the same thing Microsoft does... */
-#if defined(OPENSSL_SYSNAME_UWIN)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_WIN32_UWIN
-#else
-# if defined(__CYGWIN32__) || defined(OPENSSL_SYSNAME_CYGWIN32)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_WIN32_CYGWIN
-# else
-# if defined(_WIN32) || defined(OPENSSL_SYSNAME_WIN32)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_WIN32
-# endif
-# if defined(OPENSSL_SYSNAME_WINNT)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_WINNT
-# endif
-# if defined(OPENSSL_SYSNAME_WINCE)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_WINCE
-# endif
-# endif
-#endif
-
-/* Anything that tries to look like Microsoft is "Windows" */
-#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_WINDOWS
-# ifndef OPENSSL_SYS_MSDOS
-# define OPENSSL_SYS_MSDOS
-# endif
-#endif
-
-/* DLL settings. This part is a bit tough, because it's up to the application
- implementor how he or she will link the application, so it requires some
- macro to be used. */
-#ifdef OPENSSL_SYS_WINDOWS
-# ifndef OPENSSL_OPT_WINDLL
-# if defined(_WINDLL) /* This is used when building OpenSSL to indicate that
- DLL linkage should be used */
-# define OPENSSL_OPT_WINDLL
-# endif
-# endif
-#endif
-
-/* -------------------------------- OpenVMS -------------------------------- */
-#if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYSNAME_VMS)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_VMS
-# if defined(__DECC)
-# define OPENSSL_SYS_VMS_DECC
-# elif defined(__DECCXX)
-# define OPENSSL_SYS_VMS_DECC
-# define OPENSSL_SYS_VMS_DECCXX
-# else
-# define OPENSSL_SYS_VMS_NODECC
-# endif
-#endif
-
-/* --------------------------------- OS/2 ---------------------------------- */
-#if defined(__EMX__) || defined(__OS2__)
-# undef OPENSSL_SYS_UNIX
-# define OPENSSL_SYS_OS2
-#endif
-
-/* --------------------------------- Unix ---------------------------------- */
-#ifdef OPENSSL_SYS_UNIX
-# if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX)
-# define OPENSSL_SYS_LINUX
-# endif
-# ifdef OPENSSL_SYSNAME_MPE
-# define OPENSSL_SYS_MPE
-# endif
-# ifdef OPENSSL_SYSNAME_SNI
-# define OPENSSL_SYS_SNI
-# endif
-# ifdef OPENSSL_SYSNAME_ULTRASPARC
-# define OPENSSL_SYS_ULTRASPARC
-# endif
-# ifdef OPENSSL_SYSNAME_NEWS4
-# define OPENSSL_SYS_NEWS4
-# endif
-# ifdef OPENSSL_SYSNAME_MACOSX
-# define OPENSSL_SYS_MACOSX
-# endif
-# ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY
-# define OPENSSL_SYS_MACOSX_RHAPSODY
-# define OPENSSL_SYS_MACOSX
-# endif
-# ifdef OPENSSL_SYSNAME_SUNOS
-# define OPENSSL_SYS_SUNOS
-#endif
-# if defined(_CRAY) || defined(OPENSSL_SYSNAME_CRAY)
-# define OPENSSL_SYS_CRAY
-# endif
-# if defined(_AIX) || defined(OPENSSL_SYSNAME_AIX)
-# define OPENSSL_SYS_AIX
-# endif
-#endif
-
-/* --------------------------------- VOS ----------------------------------- */
-#if defined(__VOS__) || defined(OPENSSL_SYSNAME_VOS)
-# define OPENSSL_SYS_VOS
-#ifdef __HPPA__
-# define OPENSSL_SYS_VOS_HPPA
-#endif
-#ifdef __IA32__
-# define OPENSSL_SYS_VOS_IA32
-#endif
-#endif
-
-/* ------------------------------- VxWorks --------------------------------- */
-#ifdef OPENSSL_SYSNAME_VXWORKS
-# define OPENSSL_SYS_VXWORKS
-#endif
-
-/* --------------------------------- BeOS ---------------------------------- */
-#if defined(__BEOS__)
-# define OPENSSL_SYS_BEOS
-# include <sys/socket.h>
-# if defined(BONE_VERSION)
-# define OPENSSL_SYS_BEOS_BONE
-# else
-# define OPENSSL_SYS_BEOS_R5
-# endif
-#endif
-
-/**
- * That's it for OS-specific stuff
- *****************************************************************************/
-
-
-/* Specials for I/O an exit */
-#ifdef OPENSSL_SYS_MSDOS
-# define OPENSSL_UNISTD_IO <io.h>
-# define OPENSSL_DECLARE_EXIT extern void exit(int);
-#else
-# define OPENSSL_UNISTD_IO OPENSSL_UNISTD
-# define OPENSSL_DECLARE_EXIT /* declared in unistd.h */
-#endif
-
-/* Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare
- certain global symbols that, with some compilers under VMS, have to be
- defined and declared explicitely with globaldef and globalref.
- Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare
- DLL exports and imports for compilers under Win32. These are a little
- more complicated to use. Basically, for any library that exports some
- global variables, the following code must be present in the header file
- that declares them, before OPENSSL_EXTERN is used:
-
- #ifdef SOME_BUILD_FLAG_MACRO
- # undef OPENSSL_EXTERN
- # define OPENSSL_EXTERN OPENSSL_EXPORT
- #endif
-
- The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL
- have some generally sensible values, and for OPENSSL_EXTERN to have the
- value OPENSSL_IMPORT.
-*/
-
-#if defined(OPENSSL_SYS_VMS_NODECC)
-# define OPENSSL_EXPORT globalref
-# define OPENSSL_IMPORT globalref
-# define OPENSSL_GLOBAL globaldef
-#elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL)
-# define OPENSSL_EXPORT extern __declspec(dllexport)
-# define OPENSSL_IMPORT extern __declspec(dllimport)
-# define OPENSSL_GLOBAL
-#else
-# define OPENSSL_EXPORT extern
-# define OPENSSL_IMPORT extern
-# define OPENSSL_GLOBAL
-#endif
-#define OPENSSL_EXTERN OPENSSL_IMPORT
-
-/* Macros to allow global variables to be reached through function calls when
- required (if a shared library version requires it, for example.
- The way it's done allows definitions like this:
-
- // in foobar.c
- OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0)
- // in foobar.h
- OPENSSL_DECLARE_GLOBAL(int,foobar);
- #define foobar OPENSSL_GLOBAL_REF(foobar)
-*/
-#ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION
-# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) \
- type *_shadow_##name(void) \
- { static type _hide_##name=value; return &_hide_##name; }
-# define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void)
-# define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name()))
-#else
-# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value;
-# define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name
-# define OPENSSL_GLOBAL_REF(name) _shadow_##name
-#endif
-
-#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) && macintosh==1 && !defined(MAC_OS_GUSI_SOURCE)
-# define ossl_ssize_t long
-#endif
-
-#ifdef OPENSSL_SYS_MSDOS
-# define ossl_ssize_t long
-#endif
-
-#if defined(NeXT) || defined(OPENSSL_SYS_NEWS4) || defined(OPENSSL_SYS_SUNOS)
-# define ssize_t int
-#endif
-
-#if defined(__ultrix) && !defined(ssize_t)
-# define ossl_ssize_t int
-#endif
-
-#ifndef ossl_ssize_t
-# define ossl_ssize_t ssize_t
-#endif
-
-#ifdef __cplusplus
-}
-#endif
-#endif
+/* e_os2.h */
+/* ====================================================================
+ * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <openssl/opensslconf.h>
+
+#ifndef HEADER_E_OS2_H
+# define HEADER_E_OS2_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/******************************************************************************
+ * Detect operating systems. This probably needs completing.
+ * The result is that at least one OPENSSL_SYS_os macro should be defined.
+ * However, if none is defined, Unix is assumed.
+ **/
+
+# define OPENSSL_SYS_UNIX
+
+/* ---------------------- Macintosh, before MacOS X ----------------------- */
+# if defined(__MWERKS__) && defined(macintosh) || defined(OPENSSL_SYSNAME_MAC)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_MACINTOSH_CLASSIC
+# endif
+
+/* ---------------------- NetWare ----------------------------------------- */
+# if defined(NETWARE) || defined(OPENSSL_SYSNAME_NETWARE)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_NETWARE
+# endif
+
+/* --------------------- Microsoft operating systems ---------------------- */
+
+/*
+ * Note that MSDOS actually denotes 32-bit environments running on top of
+ * MS-DOS, such as DJGPP one.
+ */
+# if defined(OPENSSL_SYSNAME_MSDOS)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_MSDOS
+# endif
+
+/*
+ * For 32 bit environment, there seems to be the CygWin environment and then
+ * all the others that try to do the same thing Microsoft does...
+ */
+# if defined(OPENSSL_SYSNAME_UWIN)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_WIN32_UWIN
+# else
+# if defined(__CYGWIN__) || defined(OPENSSL_SYSNAME_CYGWIN)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_WIN32_CYGWIN
+# else
+# if defined(_WIN32) || defined(OPENSSL_SYSNAME_WIN32)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_WIN32
+# endif
+# if defined(_WIN64) || defined(OPENSSL_SYSNAME_WIN64)
+# undef OPENSSL_SYS_UNIX
+# if !defined(OPENSSL_SYS_WIN64)
+# define OPENSSL_SYS_WIN64
+# endif
+# endif
+# if defined(OPENSSL_SYSNAME_WINNT)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_WINNT
+# endif
+# if defined(OPENSSL_SYSNAME_WINCE)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_WINCE
+# endif
+# endif
+# endif
+
+/* Anything that tries to look like Microsoft is "Windows" */
+# if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN64) || defined(OPENSSL_SYS_WINNT) || defined(OPENSSL_SYS_WINCE)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_WINDOWS
+# ifndef OPENSSL_SYS_MSDOS
+# define OPENSSL_SYS_MSDOS
+# endif
+# endif
+
+/*
+ * DLL settings. This part is a bit tough, because it's up to the
+ * application implementor how he or she will link the application, so it
+ * requires some macro to be used.
+ */
+# ifdef OPENSSL_SYS_WINDOWS
+# ifndef OPENSSL_OPT_WINDLL
+# if defined(_WINDLL) /* This is used when building OpenSSL to
+ * indicate that DLL linkage should be used */
+# define OPENSSL_OPT_WINDLL
+# endif
+# endif
+# endif
+
+/* ------------------------------- OpenVMS -------------------------------- */
+# if defined(__VMS) || defined(VMS) || defined(OPENSSL_SYSNAME_VMS)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_VMS
+# if defined(__DECC)
+# define OPENSSL_SYS_VMS_DECC
+# elif defined(__DECCXX)
+# define OPENSSL_SYS_VMS_DECC
+# define OPENSSL_SYS_VMS_DECCXX
+# else
+# define OPENSSL_SYS_VMS_NODECC
+# endif
+# endif
+
+/* -------------------------------- OS/2 ---------------------------------- */
+# if defined(__EMX__) || defined(__OS2__)
+# undef OPENSSL_SYS_UNIX
+# define OPENSSL_SYS_OS2
+# endif
+
+/* -------------------------------- Unix ---------------------------------- */
+# ifdef OPENSSL_SYS_UNIX
+# if defined(linux) || defined(__linux__) || defined(OPENSSL_SYSNAME_LINUX)
+# define OPENSSL_SYS_LINUX
+# endif
+# ifdef OPENSSL_SYSNAME_MPE
+# define OPENSSL_SYS_MPE
+# endif
+# ifdef OPENSSL_SYSNAME_SNI
+# define OPENSSL_SYS_SNI
+# endif
+# ifdef OPENSSL_SYSNAME_ULTRASPARC
+# define OPENSSL_SYS_ULTRASPARC
+# endif
+# ifdef OPENSSL_SYSNAME_NEWS4
+# define OPENSSL_SYS_NEWS4
+# endif
+# ifdef OPENSSL_SYSNAME_MACOSX
+# define OPENSSL_SYS_MACOSX
+# endif
+# ifdef OPENSSL_SYSNAME_MACOSX_RHAPSODY
+# define OPENSSL_SYS_MACOSX_RHAPSODY
+# define OPENSSL_SYS_MACOSX
+# endif
+# ifdef OPENSSL_SYSNAME_SUNOS
+# define OPENSSL_SYS_SUNOS
+# endif
+# if defined(_CRAY) || defined(OPENSSL_SYSNAME_CRAY)
+# define OPENSSL_SYS_CRAY
+# endif
+# if defined(_AIX) || defined(OPENSSL_SYSNAME_AIX)
+# define OPENSSL_SYS_AIX
+# endif
+# endif
+
+/* -------------------------------- VOS ----------------------------------- */
+# if defined(__VOS__) || defined(OPENSSL_SYSNAME_VOS)
+# define OPENSSL_SYS_VOS
+# ifdef __HPPA__
+# define OPENSSL_SYS_VOS_HPPA
+# endif
+# ifdef __IA32__
+# define OPENSSL_SYS_VOS_IA32
+# endif
+# endif
+
+/* ------------------------------ VxWorks --------------------------------- */
+# ifdef OPENSSL_SYSNAME_VXWORKS
+# define OPENSSL_SYS_VXWORKS
+# endif
+
+/* -------------------------------- BeOS ---------------------------------- */
+# if defined(__BEOS__)
+# define OPENSSL_SYS_BEOS
+# include <sys/socket.h>
+# if defined(BONE_VERSION)
+# define OPENSSL_SYS_BEOS_BONE
+# else
+# define OPENSSL_SYS_BEOS_R5
+# endif
+# endif
+
+/**
+ * That's it for OS-specific stuff
+ *****************************************************************************/
+
+/* Specials for I/O an exit */
+# ifdef OPENSSL_SYS_MSDOS
+# define OPENSSL_UNISTD_IO <io.h>
+# define OPENSSL_DECLARE_EXIT extern void exit(int);
+# else
+# define OPENSSL_UNISTD_IO OPENSSL_UNISTD
+# define OPENSSL_DECLARE_EXIT /* declared in unistd.h */
+# endif
+
+/*-
+ * Definitions of OPENSSL_GLOBAL and OPENSSL_EXTERN, to define and declare
+ * certain global symbols that, with some compilers under VMS, have to be
+ * defined and declared explicitely with globaldef and globalref.
+ * Definitions of OPENSSL_EXPORT and OPENSSL_IMPORT, to define and declare
+ * DLL exports and imports for compilers under Win32. These are a little
+ * more complicated to use. Basically, for any library that exports some
+ * global variables, the following code must be present in the header file
+ * that declares them, before OPENSSL_EXTERN is used:
+ *
+ * #ifdef SOME_BUILD_FLAG_MACRO
+ * # undef OPENSSL_EXTERN
+ * # define OPENSSL_EXTERN OPENSSL_EXPORT
+ * #endif
+ *
+ * The default is to have OPENSSL_EXPORT, OPENSSL_IMPORT and OPENSSL_GLOBAL
+ * have some generally sensible values, and for OPENSSL_EXTERN to have the
+ * value OPENSSL_IMPORT.
+ */
+
+# if defined(OPENSSL_SYS_VMS_NODECC)
+# define OPENSSL_EXPORT globalref
+# define OPENSSL_IMPORT globalref
+# define OPENSSL_GLOBAL globaldef
+# elif defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL)
+# define OPENSSL_EXPORT extern __declspec(dllexport)
+# define OPENSSL_IMPORT extern __declspec(dllimport)
+# define OPENSSL_GLOBAL
+# else
+# define OPENSSL_EXPORT extern
+# define OPENSSL_IMPORT extern
+# define OPENSSL_GLOBAL
+# endif
+# define OPENSSL_EXTERN OPENSSL_IMPORT
+
+/*-
+ * Macros to allow global variables to be reached through function calls when
+ * required (if a shared library version requires it, for example.
+ * The way it's done allows definitions like this:
+ *
+ * // in foobar.c
+ * OPENSSL_IMPLEMENT_GLOBAL(int,foobar,0)
+ * // in foobar.h
+ * OPENSSL_DECLARE_GLOBAL(int,foobar);
+ * #define foobar OPENSSL_GLOBAL_REF(foobar)
+ */
+# ifdef OPENSSL_EXPORT_VAR_AS_FUNCTION
+# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) \
+ type *_shadow_##name(void) \
+ { static type _hide_##name=value; return &_hide_##name; }
+# define OPENSSL_DECLARE_GLOBAL(type,name) type *_shadow_##name(void)
+# define OPENSSL_GLOBAL_REF(name) (*(_shadow_##name()))
+# else
+# define OPENSSL_IMPLEMENT_GLOBAL(type,name,value) OPENSSL_GLOBAL type _shadow_##name=value;
+# define OPENSSL_DECLARE_GLOBAL(type,name) OPENSSL_EXPORT type _shadow_##name
+# define OPENSSL_GLOBAL_REF(name) _shadow_##name
+# endif
+
+# if defined(OPENSSL_SYS_MACINTOSH_CLASSIC) && macintosh==1 && !defined(MAC_OS_GUSI_SOURCE)
+# define ossl_ssize_t long
+# endif
+
+# ifdef OPENSSL_SYS_MSDOS
+# define ossl_ssize_t long
+# endif
+
+# if defined(NeXT) || defined(OPENSSL_SYS_NEWS4) || defined(OPENSSL_SYS_SUNOS)
+# define ssize_t int
+# endif
+
+# if defined(__ultrix) && !defined(ssize_t)
+# define ossl_ssize_t int
+# endif
+
+# ifndef ossl_ssize_t
+# define ossl_ssize_t ssize_t
+# endif
+
+#ifdef __cplusplus
+}
+#endif
+#endif