Integral.h

Go to the documentation of this file.

// Copyright Onix Solutions Limited [OnixS]. All rights reserved.
//
// This software owned by Onix Solutions Limited [OnixS] and is
// protected by copyright law and international copyright treaties.
//
// Access to and use of the software is governed by the terms of the applicable
// OnixS Software Services Agreement (the Agreement) and Customer end user license
// agreements granting a non-assignable, non-transferable and non-exclusive license
// to use the software for it's own data processing purposes under the terms defined
// in the Agreement.
//
// Except as otherwise granted within the terms of the Agreement, copying or
// reproduction of any part of this source code or associated reference material
// to any other location for further reproduction or redistribution, and any
// amendments to this copyright notice, are expressly prohibited.
//
// Any reproduction or redistribution for sale or hiring of the Software not in
// accordance with the terms of the Agreement is a violation of copyright law.
//
 
#pragma once
 
#include <cstdint>
#include <string>
 
#include <OnixS/CME/MDH/messaging/String.h>
 
ONIXS_CMEMDH_MESSAGING_NAMESPACE_BEGIN
 
using Int8 = std::int8_t;
using UInt8 = std::uint8_t;
using Int16 = std::int16_t;
using UInt16 = std::uint16_t;
using Int32 = std::int32_t;
using UInt32 = std::uint32_t;
using Int64 = std::int64_t;
using UInt64 = std::uint64_t;
 
static_assert(sizeof(Int8) == 1, "Size of Int8 must be 1");
static_assert(sizeof(UInt8) == 1, "Size of UInt8 must be 1");
static_assert(sizeof(Int16) == 2, "Size of Int16 must be 2");
static_assert(sizeof(UInt16) == 2, "Size of UInt16 must be 2");
static_assert(sizeof(Int32) == 4, "Size of Int32 must be 4");
static_assert(sizeof(UInt32) == 4, "Size of UInt32 must be 4");
static_assert(sizeof(Int64) == 8, "Size of Int64 must be 8");
static_assert(sizeof(UInt64) == 8, "Size of UInt64 must be 8");
 
//

template <typename Type, Type Constant>
struct IntegralConstant
{
    typedef Type Value;

    constexpr operator Value() const noexcept
    {
        return Constant;
    }

    constexpr Value operator()() const noexcept
    {
        return Constant;
    }

    static constexpr Value value() noexcept
    {
        return Constant;
    }
};
 
template <typename T>
struct UnwrapType;
 
template <typename Type, Type Constant>
struct UnwrapType<IntegralConstant<Type, Constant>>
{
    typedef Type Value;
};

ONIXS_CMEMDH_EXPORTED
void toStr(std::string&, Int8);

inline std::string toStr(Int8 number)
{
    std::string str;
 
    toStr(str, number);
 
    return str;
}

ONIXS_CMEMDH_EXPORTED
void toStr(std::string&, UInt8);

inline std::string toStr(UInt8 number)
{
    std::string str;
 
    toStr(str, number);
 
    return str;
}

ONIXS_CMEMDH_EXPORTED
void toStr(std::string&, Int16);

inline std::string toStr(Int16 number)
{
    std::string str;
 
    toStr(str, number);
 
    return str;
}

ONIXS_CMEMDH_EXPORTED
void toStr(std::string&, UInt16);

inline std::string toStr(UInt16 number)
{
    std::string str;
 
    toStr(str, number);
 
    return str;
}

ONIXS_CMEMDH_EXPORTED
void toStr(std::string&, Int32);

inline std::string toStr(Int32 number)
{
    std::string str;
 
    toStr(str, number);
 
    return str;
}

ONIXS_CMEMDH_EXPORTED
void toStr(std::string&, UInt32);

inline std::string toStr(UInt32 number)
{
    std::string str;
 
    toStr(str, number);
 
    return str;
}

ONIXS_CMEMDH_EXPORTED
void toStr(std::string&, Int64);

inline std::string toStr(Int64 number)
{
    std::string str;
 
    toStr(str, number);
 
    return str;
}

ONIXS_CMEMDH_EXPORTED
void toStr(std::string&, UInt64);

inline std::string toStr(UInt64 number)
{
    std::string str;
 
    toStr(str, number);
 
    return str;
}

template <typename Type, Type Constant>
inline void toStr(std::string& str, IntegralConstant<Type, Constant> constant)
{
    toStr(str, constant());
}

template <typename Type, Type Constant>
inline std::string toStr(IntegralConstant<Type, Constant> constant)
{
    std::string str;
 
    toStr(str, constant);
 
    return str;
}

ONIXS_CMEMDH_EXPORTED
bool fromStr(Int8&, const Char*, size_t);

ONIXS_CMEMDH_EXPORTED
bool fromStr(UInt8&, const Char*, size_t);

ONIXS_CMEMDH_EXPORTED
bool fromStr(Int16&, const Char*, size_t);

ONIXS_CMEMDH_EXPORTED
bool fromStr(UInt16&, const Char*, size_t);

ONIXS_CMEMDH_EXPORTED
bool fromStr(Int32&, const Char*, size_t);

ONIXS_CMEMDH_EXPORTED
bool fromStr(UInt32&, const Char*, size_t);

ONIXS_CMEMDH_EXPORTED
bool fromStr(Int64&, const Char*, size_t);

ONIXS_CMEMDH_EXPORTED
bool fromStr(UInt64&, const Char*, size_t);

template <typename T>
ONIXS_CMEMDH_NODISCARD
bool fromStr(T& value, const std::string& str, typename std::enable_if<std::is_integral<T>::value>::type* = nullptr) noexcept
{
    return fromStr(value, str.c_str(), str.size());
}

ONIXS_CMEMDH_EXPORTED
ONIXS_CMEMDH_NODISCARD
size_t toStr(Int8, Char*, size_t);

ONIXS_CMEMDH_EXPORTED
ONIXS_CMEMDH_NODISCARD
size_t toStr(UInt8, Char*, size_t);

ONIXS_CMEMDH_EXPORTED
ONIXS_CMEMDH_NODISCARD
size_t toStr(Int16, Char*, size_t);

ONIXS_CMEMDH_EXPORTED
ONIXS_CMEMDH_NODISCARD
size_t toStr(UInt16, Char*, size_t);

ONIXS_CMEMDH_EXPORTED
ONIXS_CMEMDH_NODISCARD
size_t toStr(Int32, Char*, size_t);

ONIXS_CMEMDH_EXPORTED
ONIXS_CMEMDH_NODISCARD
size_t toStr(UInt32, Char*, size_t);

ONIXS_CMEMDH_EXPORTED
ONIXS_CMEMDH_NODISCARD
size_t toStr(Int64, Char*, size_t);

ONIXS_CMEMDH_EXPORTED
ONIXS_CMEMDH_NODISCARD
size_t toStr(UInt64, Char*, size_t);
 
ONIXS_CMEMDH_MESSAGING_NAMESPACE_END