Function operator+

src/cryptlib/integer.cpp:1709–1730

}

Integer operator+(const Integer &a, const Integer& b)
{
    Integer sum((word)0, STDMAX(a.reg.size, b.reg.size));
    if (a.NotNegative())
    {
        if (b.NotNegative())
            PositiveAdd(sum, a, b);
        else
            PositiveSubtract(sum, a, b);
    }
    else
    {
        if (b.NotNegative())
            PositiveSubtract(sum, b, a);
        else
        {
            PositiveAdd(sum, a, b);
            sum.sign = Integer::NEGATIVE;
        }
    }
    return sum;
}

Integer& Integer::operator+=(const Integer& t)
{