Program Listing for File binaryuniformgenerator.h

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/*
  This code provides generation of a uniform distribution of binary values (modulus 2). Discrete uniform generator
  relies on the built-in C++ generator for 32-bit unsigned integers defined in <random>
 */

#ifndef LBCRYPTO_INC_MATH_BINARYUNIFORMGENERATOR_H_
#define LBCRYPTO_INC_MATH_BINARYUNIFORMGENERATOR_H_

#include "math/distributiongenerator.h"
#include "math/math-hal.h"

#include "utils/inttypes.h"

#include <random>

namespace lbcrypto {

template <typename VecType>
class BinaryUniformGeneratorImpl {
public:
    BinaryUniformGeneratorImpl()  = default;
    ~BinaryUniformGeneratorImpl() = default;

    typename VecType::Integer GenerateInteger() const;

    VecType GenerateVector(const usint size, const typename VecType::Integer& modulus) const;

private:
    static std::bernoulli_distribution m_distribution;
};

}  // namespace lbcrypto

#endif  // LBCRYPTO_INC_MATH_BINARYUNIFORMGENERATOR_H_