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e_os2.h8.2 KB · 307 lines
/* * Copyright 1995-2024 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the Apache License 2.0 (the "License").  You may not use * this file except in compliance with the License.  You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #ifndef OPENSSL_E_OS2_H#define OPENSSL_E_OS2_H#pragma once #include <openssl/macros.h>#ifndef OPENSSL_NO_DEPRECATED_3_0#define HEADER_E_OS2_H#endif #include <openssl/opensslconf.h> #ifdef __cplusplusextern "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 /* --------------------- Microsoft operating systems ---------------------- */ /* * Note that MSDOS actually denotes 32-bit environments running on top of * MS-DOS, such as DJGPP one. */#if defined(OPENSSL_SYS_MSDOS)#undef OPENSSL_SYS_UNIX#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... *//* * UEFI lives here because it might be built with a Microsoft toolchain and * we need to avoid the false positive match on Windows. */#if defined(OPENSSL_SYS_UEFI)#undef OPENSSL_SYS_UNIX#elif defined(OPENSSL_SYS_UWIN)#undef OPENSSL_SYS_UNIX#define OPENSSL_SYS_WIN32_UWIN#else#if defined(__CYGWIN__) || defined(OPENSSL_SYS_CYGWIN)#define OPENSSL_SYS_WIN32_CYGWIN#else#if defined(_WIN32) || defined(OPENSSL_SYS_WIN32)#undef OPENSSL_SYS_UNIX#if !defined(OPENSSL_SYS_WIN32)#define OPENSSL_SYS_WIN32#endif#endif#if defined(_WIN64) || defined(OPENSSL_SYS_WIN64)#undef OPENSSL_SYS_UNIX#if !defined(OPENSSL_SYS_WIN64)#define OPENSSL_SYS_WIN64#endif#endif#if defined(OPENSSL_SYS_WINNT)#undef OPENSSL_SYS_UNIX#endif#if defined(OPENSSL_SYS_WINCE)#undef OPENSSL_SYS_UNIX#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 implementer 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)#if !defined(OPENSSL_SYS_VMS)#undef OPENSSL_SYS_UNIX#define OPENSSL_SYS_VMS#endif#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 /* -------------------------------- Unix ---------------------------------- */#ifdef OPENSSL_SYS_UNIX#if defined(linux) || defined(__linux__) && !defined(OPENSSL_SYS_LINUX)#define OPENSSL_SYS_LINUX#endif#if defined(_AIX) && !defined(OPENSSL_SYS_AIX)#define OPENSSL_SYS_AIX#endif#endif /* -------------------------------- VOS ----------------------------------- */#if defined(__VOS__) && !defined(OPENSSL_SYS_VOS)#define OPENSSL_SYS_VOS#ifdef __HPPA__#define OPENSSL_SYS_VOS_HPPA#endif#ifdef __IA32__#define OPENSSL_SYS_VOS_IA32#endif#endif /* ---------------------------- HP NonStop -------------------------------- */#ifdef __TANDEM#ifdef _STRING#include <strings.h>#endif#define OPENSSL_USE_BUILD_DATE#if defined(OPENSSL_THREADS) && defined(_SPT_MODEL_)#define SPT_THREAD_SIGNAL 1#define SPT_THREAD_AWARE 1#include <spthread.h>#elif defined(OPENSSL_THREADS) && defined(_PUT_MODEL_)#include <pthread.h>#endif#endif /** * That's it for OS-specific stuff *****************************************************************************/ /*- * OPENSSL_EXTERN is normally used to declare a symbol with possible extra * attributes to handle its presence in a shared library. * OPENSSL_EXPORT is used to define a symbol with extra possible attributes * to make it visible in a shared library. * Care needs to be taken when a header file is used both to declare and * define symbols.  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 and OPENSSL_EXTERN * have some generally sensible values. */ #if defined(OPENSSL_SYS_WINDOWS) && defined(OPENSSL_OPT_WINDLL)#define OPENSSL_EXPORT extern __declspec(dllexport)#define OPENSSL_EXTERN extern __declspec(dllimport)#else#define OPENSSL_EXPORT extern#define OPENSSL_EXTERN extern#endif #ifdef _WIN32#ifdef _WIN64#define ossl_ssize_t __int64#define OSSL_SSIZE_MAX _I64_MAX#else#define ossl_ssize_t int#define OSSL_SSIZE_MAX INT_MAX#endif#endif #if defined(OPENSSL_SYS_UEFI) && !defined(ossl_ssize_t)#define ossl_ssize_t INTN#define OSSL_SSIZE_MAX MAX_INTN#endif #ifndef ossl_ssize_t#include <sys/types.h>#define ossl_ssize_t ssize_t#if defined(SSIZE_MAX)#define OSSL_SSIZE_MAX SSIZE_MAX#elif defined(_POSIX_SSIZE_MAX)#define OSSL_SSIZE_MAX _POSIX_SSIZE_MAX#else#define OSSL_SSIZE_MAX ((ssize_t)(SIZE_MAX >> 1))#endif#endif #if defined(UNUSEDRESULT_DEBUG)#define __owur __attribute__((__warn_unused_result__))#else#define __owur#endif /* Standard integer types */#define OPENSSL_NO_INTTYPES_H#define OPENSSL_NO_STDINT_H#if defined(OPENSSL_SYS_UEFI)typedef INT8 int8_t;typedef UINT8 uint8_t;typedef INT16 int16_t;typedef UINT16 uint16_t;typedef INT32 int32_t;typedef UINT32 uint32_t;typedef INT64 int64_t;typedef UINT64 uint64_t;typedef UINTN uintptr_t;#elif (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || defined(__osf__) || defined(__sgi) || defined(__hpux) || defined(OPENSSL_SYS_VMS) || defined(__OpenBSD__)#include <inttypes.h>#undef OPENSSL_NO_INTTYPES_H/* Because the specs say that inttypes.h includes stdint.h if present */#undef OPENSSL_NO_STDINT_H#elif defined(_MSC_VER) && _MSC_VER < 1600/* * minimally required typdefs for systems not supporting inttypes.h or * stdint.h: currently just older VC++ */typedef signed char int8_t;typedef unsigned char uint8_t;typedef short int16_t;typedef unsigned short uint16_t;typedef int int32_t;typedef unsigned int uint32_t;typedef __int64 int64_t;typedef unsigned __int64 uint64_t;#elif defined(OPENSSL_SYS_TANDEM)#include <stdint.h>#include <sys/types.h>#else#include <stdint.h>#undef OPENSSL_NO_STDINT_H#endif#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L && defined(INTMAX_MAX) && defined(UINTMAX_MAX)typedef intmax_t ossl_intmax_t;typedef uintmax_t ossl_uintmax_t;#else/* Fall back to the largest we know we require and can handle */typedef int64_t ossl_intmax_t;typedef uint64_t ossl_uintmax_t;#endif /* ossl_inline: portable inline definition usable in public headers */#if !defined(inline) && !defined(__cplusplus)#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L/* just use inline */#define ossl_inline inline#elif defined(__GNUC__) && __GNUC__ >= 2#define ossl_inline __inline__#elif defined(_MSC_VER)/* * Visual Studio: inline is available in C++ only, however * __inline is available for C, see * http://msdn.microsoft.com/en-us/library/z8y1yy88.aspx */#define ossl_inline __inline#else#define ossl_inline#endif#else#define ossl_inline inline#endif #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L && !defined(__cplusplus)#define ossl_noreturn _Noreturn#elif defined(__GNUC__) && __GNUC__ >= 2#define ossl_noreturn __attribute__((noreturn))#else#define ossl_noreturn#endif /* ossl_unused: portable unused attribute for use in public headers */#if defined(__GNUC__)#define ossl_unused __attribute__((unused))#else#define ossl_unused#endif #ifdef __cplusplus}#endif#endif