Integral.h

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// 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 <string>

#include <OnixS/CboeCFE/Trading/BOE/ABI.h>

namespace OnixS
{
    namespace CboeCFE
    {
        namespace Trading
        {
            namespace BOE
            {

#if defined (_MSC_VER)

                typedef signed char Int8;
                typedef unsigned char UInt8;

                typedef signed short Int16;
                typedef unsigned short UInt16;

                typedef signed int Int32;
                typedef unsigned int UInt32;

                typedef signed long long Int64;
                typedef unsigned long long UInt64;

#elif defined (__GNUC__)

                typedef signed char Int8;
                typedef unsigned char UInt8;

                typedef signed short Int16;
                typedef unsigned short UInt16;

#if defined (__LP64__)

                typedef signed int Int32;
                typedef unsigned int UInt32;

                typedef signed long Int64;
                typedef unsigned long UInt64;

#else

                typedef signed int Int32;
                typedef unsigned int UInt32;

                typedef signed long long Int64;
                typedef unsigned long long UInt64;

#endif

#else

                // Compiler is not (yet) supported. 
                // Integral types must be defined explicitly.

#error \
    Cannot identify compiler toolset to define integral types. \
    Please contact support@onixs.biz on further assistance. 

#endif

// 

                /// Integral constant. 
                template<typename Type, Type Constant>
                struct IntegralConstant
                {
                    /// Type of the constant. 
                    typedef Type Value;

                    /// Returns value of the constant.
                    ONIXS_BATS_BOE_CONSTEXPR
                    operator Value() const ONIXS_BATS_BOE_NOEXCEPT
                    {
                        return Constant;
                    }

                    /// Returns value of the constant.
                    ONIXS_BATS_BOE_CONSTEXPR
                    Value operator()() const ONIXS_BATS_BOE_NOEXCEPT
                    {
                        return Constant;
                    }

                    /// Returns value of the constant.
                    ONIXS_BATS_BOE_CONSTEXPR
                    static const Value value() ONIXS_BATS_BOE_NOEXCEPT
                    {
                        return Constant;
                    }
                };

                /// Serializes given integer into a string. 
                ONIXS_CBOE_CFE_BOE_API void toStr(std::string&, Int8);

                /// Serializes given integer into a string. 
                inline std::string toStr(Int8 number)
                {
                    std::string str;

                    toStr(str, number);

                    return str;
                }

                /// Serializes given integer into a string. 
                ONIXS_CBOE_CFE_BOE_API void toStr(std::string&, UInt8);

                /// Serializes given integer into a string. 
                inline std::string toStr(UInt8 number)
                {
                    std::string str;

                    toStr(str, number);

                    return str;
                }

                /// Serializes given integer into a string. 
                ONIXS_CBOE_CFE_BOE_API void toStr(std::string&, Int16);

                /// Serializes given integer into a string. 
                inline std::string toStr(Int16 number)
                {
                    std::string str;

                    toStr(str, number);

                    return str;
                }

                /// Serializes given integer into a string. 
                ONIXS_CBOE_CFE_BOE_API void toStr(std::string&, UInt16);

                /// Serializes given integer into a string. 
                inline std::string toStr(UInt16 number)
                {
                    std::string str;

                    toStr(str, number);

                    return str;
                }

                /// Serializes given integer into a string. 
                ONIXS_CBOE_CFE_BOE_API void toStr(std::string&, Int32);

                /// Serializes given integer into a string. 
                inline std::string toStr(Int32 number)
                {
                    std::string str;

                    toStr(str, number);

                    return str;
                }

                /// Serializes given integer into a string. 
                ONIXS_CBOE_CFE_BOE_API void toStr(std::string&, UInt32);

                /// Serializes given integer into a string. 
                inline std::string toStr(UInt32 number)
                {
                    std::string str;

                    toStr(str, number);

                    return str;
                }

                /// Serializes given integer into a string. 
                ONIXS_CBOE_CFE_BOE_API void toStr(std::string&, Int64);

                /// Serializes given integer into a string. 
                inline std::string toStr(Int64 number)
                {
                    std::string str;

                    toStr(str, number);

                    return str;
                }

                /// Serializes given integer into a string. 
                ONIXS_CBOE_CFE_BOE_API void toStr(std::string&, UInt64);

                /// Serializes given integer into a string. 
                inline std::string toStr(UInt64 number)
                {
                    std::string str;

                    toStr(str, number);

                    return str;
                }

                /// Serializes given constant into a string. 
                template <typename Type,Type Constant>
                inline void toStr(std::string& str, IntegralConstant<Type, Constant> constant)
                {
                    toStr(str, constant());
                }

                /// Serializes given constant into a string. 
                template <typename Type, Type Constant >
                inline std::string toStr( IntegralConstant<Type, Constant> constant)
                {
                    std::string str;

                    toStr(str, constant);

                    return str;
                }
            }
        }
    }
}