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/CME/MDH/String.h>

ONIXS_CMEMDH_NAMESPACE_BEGIN

#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.
    operator Value() const
    {
        return Constant;
    }

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

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

/// Serializes given integer into a string.
ONIXS_CMEMDH_EXPORTED
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_CMEMDH_EXPORTED
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_CMEMDH_EXPORTED
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_CMEMDH_EXPORTED
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_CMEMDH_EXPORTED
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_CMEMDH_EXPORTED
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_CMEMDH_EXPORTED
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_CMEMDH_EXPORTED
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;
}

//

/// Deserializes numeric value
/// from its text representation.
///
/// Returns 'true' if the given buffer
/// contains a valid representation of a
/// number. Otherwise, 'false' is returned.
ONIXS_CMEMDH_EXPORTED
bool fromStr(Int8&, const Char*, size_t);

/// Deserializes numeric value
/// from its text representation.
///
/// Returns 'true' if the given buffer
/// contains a valid representation of a
/// number. Otherwise, 'false' is returned.
ONIXS_CMEMDH_EXPORTED
bool fromStr(UInt8&, const Char*, size_t);

/// Deserializes numeric value
/// from its text representation.
///
/// Returns 'true' if the given buffer
/// contains a valid representation of a
/// number. Otherwise, 'false' is returned.
ONIXS_CMEMDH_EXPORTED
bool fromStr(Int16&, const Char*, size_t);

/// Deserializes numeric value
/// from its text representation.
///
/// Returns 'true' if the given buffer
/// contains a valid representation of a
/// number. Otherwise, 'false' is returned.
ONIXS_CMEMDH_EXPORTED
bool fromStr(UInt16&, const Char*, size_t);

/// Deserializes numeric value
/// from its text representation.
///
/// Returns 'true' if the given buffer
/// contains a valid representation of a
/// number. Otherwise, 'false' is returned.
ONIXS_CMEMDH_EXPORTED
bool fromStr(Int32&, const Char*, size_t);

/// Deserializes numeric value
/// from its text representation.
///
/// Returns 'true' if the given buffer
/// contains a valid representation of a
/// number. Otherwise, 'false' is returned.
ONIXS_CMEMDH_EXPORTED
bool fromStr(UInt32&, const Char*, size_t);

/// Deserializes numeric value
/// from its text representation.
///
/// Returns 'true' if the given buffer
/// contains a valid representation of a
/// number. Otherwise, 'false' is returned.
ONIXS_CMEMDH_EXPORTED
bool fromStr(Int64&, const Char*, size_t);

/// Deserializes numeric value
/// from its text representation.
///
/// Returns 'true' if the given buffer
/// contains a valid representation of a
/// number. Otherwise, 'false' is returned.
ONIXS_CMEMDH_EXPORTED
bool fromStr(UInt64&, const Char*, size_t);

ONIXS_CMEMDH_NAMESPACE_END