8#include <botan/internal/blinding.h>
18 m_fwd_fn(std::move(fwd)),
19 m_inv_fn(std::move(inv)),
20 m_modulus_bits(reducer.modulus_bits()),
22 const BigInt k = blinding_nonce();
27BigInt Blinder::blinding_nonce()
const {
28 return BigInt(m_rng, m_modulus_bits - 1);
35 const BigInt k = blinding_nonce();
40 m_e = m_reducer.square(m_e);
41 m_d = m_reducer.square(m_d);
44 return m_reducer.multiply(i, m_e);
48 return m_reducer.multiply(i, m_d);
BigInt blind(const BigInt &x) const
static constexpr size_t ReinitInterval
RandomNumberGenerator & rng() const
BigInt unblind(const BigInt &x) const
Blinder(const Barrett_Reduction &reducer, RandomNumberGenerator &rng, std::function< BigInt(const BigInt &)> fwd_func, std::function< BigInt(const BigInt &)> inv_func)