// xcharconv.h internal header
// Copyright (c) Microsoft Corporation. All rights reserved.
#pragma once
#ifndef _XCHARCONV_H
#define _XCHARCONV_H
#ifndef RC_INVOKED

#include <stdint.h>
#include <type_traits>
#include <xerrc.h>

#if !_HAS_CXX17
 #error The contents of <charconv> are only available with C++17. (Also, you should not include this internal header.)
#endif /* !_HAS_CXX17 */

#pragma pack(push,_CRT_PACKING)
#pragma warning(push,_STL_WARNING_LEVEL)
#pragma warning(disable: _STL_DISABLED_WARNINGS)
_STL_DISABLE_CLANG_WARNINGS
#pragma push_macro("new")
#undef new

_STD_BEGIN
	// ENUM CLASS chars_format
enum class chars_format
	{
	scientific	= 0b001,
	fixed		= 0b010,
	hex			= 0b100,
	general		= fixed | scientific
	};

_BITMASK_OPS(chars_format)

	// STRUCT to_chars_result
struct to_chars_result
	{
	char * ptr;
	errc ec;
	};

	// FUNCTION _Print_exact_integer_from_float
inline void _Print_exact_integer_from_float(char * _First, uint32_t _IeeeMantissa, uint32_t _IeeeExponent,
	uint32_t _Total_fixed_length);

	// FUNCTION _Print_exact_integer_from_double
inline void _Print_exact_integer_from_double(char * _First, uint64_t _IeeeMantissa, uint32_t _IeeeExponent,
	uint32_t _Total_fixed_length);

_STD_END

#pragma pop_macro("new")
_STL_RESTORE_CLANG_WARNINGS
#pragma warning(pop)
#pragma pack(pop)

#endif /* RC_INVOKED */
#endif /* _XCHARCONV_H */