/********************************************************************************/
/*										*/
/*			     				*/
/*			     Written by Ken Goldman				*/
/*		       IBM Thomas J. Watson Research Center			*/
/*            $Id: CompilerDependencies.h 1047 2017-07-20 18:27:34Z kgoldman $	*/
/*										*/
/*  Licenses and Notices							*/
/*										*/
/*  1. Copyright Licenses:							*/
/*										*/
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/*    derivative works thereof, and to grant others the rights granted herein.	*/
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/*    developing products based on such documents.				*/
/*										*/
/*  2. Source Code Distribution Conditions:					*/
/*										*/
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/*    this list of conditions and the following disclaimers.			*/
/*										*/
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/*  - THE COPYRIGHT LICENSES SET FORTH ABOVE DO NOT REPRESENT ANY FORM OF	*/
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/*    liability, including liability for infringement of any proprietary 	*/
/*    rights, relating to use of information in this specification and to the	*/
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/*										*/
/*  (c) Copyright IBM Corp. and others, 2016, 2017				*/
/*										*/
/********************************************************************************/

#ifndef COMPILERDEPEDENCIES_H
#define COMPILERDEPEDENCIES_H

/* 5.10	CompilerDependencies.h */
#ifdef GCC
#   undef _MSC_VER
#   undef WIN32
#endif

// If in-line functions are not being used, define INLINE as null. If INLINE_FUNCTIONS is defined,
// then need to define INLINE for each compiler.
#ifndef INLINE_FUNCTIONS
#   define INLINE
#endif

#ifdef _MSC_VER

// These definitions are for the Microsoft compiler Endian conversion for aligned structures
#   define REVERSE_ENDIAN_16(_Number) _byteswap_ushort(_Number)
#   define REVERSE_ENDIAN_32(_Number) _byteswap_ulong(_Number)
#   define REVERSE_ENDIAN_64(_Number) _byteswap_uint64(_Number)
//    Handling of INLINE macro
#   ifdef INLINE_FUNCTIONS
#      define INLINE   static __inline
#   endif

// Avoid compiler warning for in line of stdio (or not)

// #define _NO_CRT_STDIO_INLINE

// This macro is used to handle LIB_EXPORT of function and variable names in lieu of a .def
// file. Visual Studio requires that functions be explicitly exported and imported.

#   define LIB_EXPORT __declspec(dllexport) // VS compatible version
#   define LIB_IMPORT __declspec(dllimport)

// This is defined to indicate a function that does not return. Microsoft compilers do not
// support the _Noretrun() function parameter.

#   define NORETURN  __declspec(noreturn)
#   if _MSC_VER >= 1400     // SAL processing when needed
#       include <sal.h>
#   endif
#   ifdef _WIN64
#       define _INTPTR 2
#   else
#       define _INTPTR 1
#   endif
#   define NOT_REFERENCED(x)   (x)

// Lower the compiler error warning for system include files. They tend not to be that clean and
// there is no reason to sort through all the spurious errors that they generate when the normal
// error level is set to /Wall

#   define _REDUCE_WARNING_LEVEL_(n)		\
    __pragma(warning(push, n))

// Restore the compiler warning level

#   define _NORMAL_WARNING_LEVEL_		\
    __pragma(warning(pop))
#   include <stdint.h>
#endif 	// _MSC_VER

#ifndef _MSC_VER
#   define WINAPI
#   define __pragma(x)
#   if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR >= 2)
#     define REVERSE_ENDIAN_16(_Number) __builtin_bswap16(_Number)
#     define REVERSE_ENDIAN_32(_Number) __builtin_bswap32(_Number)
#     define REVERSE_ENDIAN_64(_Number) __builtin_bswap64(_Number)
#   else
#     if defined __linux__ || defined __CYGWIN__
#       include <byteswap.h>
#       define REVERSE_ENDIAN_16(_Number) bswap_16(_Number)
#       define REVERSE_ENDIAN_32(_Number) bswap_32(_Number)
#       define REVERSE_ENDIAN_64(_Number) bswap_64(_Number)
#     elif defined __OpenBSD__
#       include <endian.h>
#       define REVERSE_ENDIAN_16(_Number) swap16(_Number)
#       define REVERSE_ENDIAN_32(_Number) swap32(_Number)
#       define REVERSE_ENDIAN_64(_Number) swap64(_Number)
#     elif defined __APPLE__
#       include <libkern/OSByteOrder.h>
#       define REVERSE_ENDIAN_16(_Number) _OSSwapInt16(_Number)
#       define REVERSE_ENDIAN_32(_Number) _OSSwapInt32(_Number)
#       define REVERSE_ENDIAN_64(_Number) _OSSwapInt64(_Number)
#     else
#       error Unsupported OS
#     endif
#   endif
#   ifdef INLINE_FUNCTIONS
#      define INLINE static inline
#   endif
#   if defined(__GNUC__)
#      define NORETURN                     __attribute__((noreturn))
#      include <stdint.h>
#   else
#      define NORETURN
#   endif
#   define LIB_EXPORT
#   define LIB_IMPORT
#   define _REDUCE_WARNING_LEVEL_(n)
#   define _NORMAL_WARNING_LEVEL_
#   define  NOT_REFERENCED(x) (x = x)
#endif	// _MSC_VER

#ifdef TPM_POSIX
typedef int SOCKET;
#endif

#endif 	// COMPILERDEPEDENCIES_H
