QtBigInt/bigint.h

//#
//# Copyright (C) 2018-2019 QuasarApp.
//# Distributed under the lgplv3 software license, see the accompanying
//# Everyone is permitted to copy and distribute verbatim copies
//# of this license document, but changing it is not allowed.
//#


#ifndef BIGINT_H
#define BIGINT_H
#include "mini-gmp.h"
#include <string>
#include <vector>
#include "minigmp_global.h"

/**
 * @brief The BigInt class - c++ minigmp wrapper
 */

class UNTITLEDSHARED_EXPORT BigInt
{
    mpz_t data;
public:
    BigInt();
    BigInt(const BigInt& val );
    BigInt(const char *str, int base = 10);
    BigInt(std::string imput, int base = 10);
    BigInt(int val);
    BigInt(unsigned int val);
    BigInt(double val);

    std::string getString(int base = 10) const;
    ~BigInt();

    friend BigInt operator + ( BigInt left, const BigInt& right);
    friend BigInt operator + ( BigInt left, unsigned int right);
    friend BigInt operator + ( BigInt left, int right);

    friend BigInt& operator += ( BigInt &left, unsigned int right);
    friend BigInt& operator += ( BigInt &left, const BigInt& right);

    friend BigInt operator - ( BigInt left, const BigInt& right);
    friend BigInt operator - (unsigned int right, BigInt left);
    friend BigInt operator - ( BigInt left, unsigned int right);
    friend BigInt operator - ( BigInt left, int right);
    friend BigInt& operator -= ( BigInt &left, unsigned int right);
    friend BigInt& operator -= ( BigInt &left, const BigInt& right);


    friend BigInt operator / ( BigInt left, const BigInt& right);
    friend BigInt operator / ( BigInt left, unsigned int right);
    friend BigInt operator / ( BigInt left, int right);

    friend BigInt& operator /= ( BigInt &left, unsigned int right);
    friend BigInt& operator /= ( BigInt &left, const BigInt& right);


    friend BigInt operator * ( BigInt left, const BigInt& right);
    friend BigInt operator * ( BigInt left, unsigned int right);
    friend BigInt operator * ( BigInt left, int right);
    friend BigInt& operator *= ( BigInt &left, unsigned int right);
    friend BigInt& operator *= ( BigInt &left, const BigInt& right);
    friend BigInt& operator *= ( BigInt &left, int right);


    friend BigInt operator % ( BigInt left, const BigInt& right);
    friend BigInt operator % ( BigInt left, unsigned int right);
    friend BigInt operator % ( BigInt left, int right);


    friend BigInt& operator %= ( BigInt &left, unsigned int right);
    friend BigInt& operator %= ( BigInt &left, const BigInt& right);


    friend bool operator == ( const BigInt& left, const BigInt& right);
    friend bool operator != ( const BigInt& left, const BigInt& right);
    friend bool operator == ( const BigInt& left, int right); //to do
    friend bool operator != ( const BigInt& left, int right); //to do


    friend bool operator < ( const BigInt& left, const BigInt& right);
    friend bool operator > ( const BigInt& left, const BigInt& right);
    friend bool operator < ( const BigInt& left, int right);
    friend bool operator > ( const BigInt& left, int right);


    friend bool operator <= ( const BigInt& left, const BigInt& right);
    friend bool operator >= ( const BigInt& left, const BigInt& right);
    friend bool operator <= ( const BigInt& left, int right);
    friend bool operator >= ( const BigInt& left, int right);

    friend bool operator!(const BigInt& val);

    friend BigInt operator << ( BigInt left, const BigInt& right);
    friend BigInt operator << ( BigInt left, unsigned int right);
    friend BigInt operator << ( BigInt left, int right);

    friend BigInt& operator <<= ( BigInt &left, unsigned int right);
    friend BigInt& operator <<= ( BigInt &left, const BigInt& right);

    friend BigInt operator >> ( BigInt left, const BigInt& right);
    friend BigInt operator >> ( BigInt left, unsigned int right);
    friend BigInt& operator >>= ( BigInt &left, unsigned int right);
    friend BigInt& operator >>= ( BigInt &left, const BigInt& right);

    BigInt& operator-- ();
    BigInt& operator++ ();

    friend BigInt& operator~ (BigInt& val);
    operator bool() const;
};

#endif // BIGINT_H