#ifndef FORTUNA_GENERATOR_H
#define FORTUNA_GENERATOR_H

#include <string>

namespace fortuna {
namespace generator {

using namespace std;

class Generator {
public:
	void initialize_generator();
	auto generate_blocks(unsigned int k_blocks) -> string;

private:
	struct G_state;

	auto reseed(const string& s) -> void;

	auto do_sha(int64_t key_with_seed) -> int64_t;

	auto do_crypto(int64_t k, unsigned __int128 ctr) -> string;

	/* n is the number of random bytes to generate */
	auto generate_random_data(uint n) -> string;

protected:
	auto get_state() -> Generator::G_state;

}; // class generator

} //namespace generator
} //namespace fortuna
#endif//FORTUNA_GENERATOR_H