VirgilRandom.h

#ifndef VIRGIL_CRYPTO_FOUNDATION_VIRGIL_RANDOM_H
#define VIRGIL_CRYPTO_FOUNDATION_VIRGIL_RANDOM_H

#include <cstdlib>
#include <memory>

#include "../VirgilByteArray.h"

namespace virgil { namespace crypto { namespace foundation {

class VirgilRandom {
public:
    static void setSeedFile(std::string path);

    static size_t seedFileLengthMin();

public:

    explicit VirgilRandom(const virgil::crypto::VirgilByteArray& personalInfo);
    explicit VirgilRandom(const std::string& personalInfo);


    virgil::crypto::VirgilByteArray randomize(size_t bytesNum);

    size_t randomize();

    size_t randomize(size_t min, size_t max);

public:
    VirgilRandom(VirgilRandom&& rhs) noexcept;

    VirgilRandom& operator=(VirgilRandom&& rhs) noexcept;

    virtual ~VirgilRandom() noexcept;

    VirgilRandom(const VirgilRandom& rhs);

    VirgilRandom& operator=(const VirgilRandom& rhs);


private:
    void init();

private:
    class Impl;

    std::unique_ptr<Impl> impl_;
};

}}}

#endif /* VIRGIL_CRYPTO_FOUNDATION_VIRGIL_RANDOM_H */