Method MontgomeryRepresentation

extra/yassl/taocrypt/src/integer.cpp:3794–3801

modulus must be odd

// modulus must be odd
MontgomeryRepresentation::MontgomeryRepresentation(const Integer &m)
    : ModularArithmetic(m),
      u((word)0, modulus.reg_.size()),
      workspace(5*modulus.reg_.size())
{
    RecursiveInverseModPower2(u.reg_.get_buffer(), workspace.get_buffer(),
                              modulus.reg_.get_buffer(), modulus.reg_.size());
}

const Integer& MontgomeryRepresentation::Multiply(const Integer &a,
                                                  const Integer &b) const