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Untwister.h
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Untwister.h
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#ifndef UNTWISTER_H_
#define UNTWISTER_H_
#include <string>
#include <vector>
#include <thread>
#include <atomic>
#include <climits>
#include <cstdlib>
#include <cstdint>
#include <exception>
#include "ConsoleColors.h"
#include "prngs/PRNGFactory.h"
#include "prngs/PRNG.h"
// Pair of <seed, quality of fit>
typedef std::pair<int64_t, double> Seed;
typedef std::pair<std::vector<uint32_t>, double> State;
static const uint32_t DEFAULT_DEPTH = 1000;
static const double DEFAULT_MIN_CONFIDENCE = 100.0;
class Untwister
{
public:
Untwister();
Untwister(unsigned int observationSize);
virtual ~Untwister();
std::vector<Seed> bruteforce(int64_t lowerBoundSeed, int64_t upperBoundSeed);
bool canInferState();
State inferState();
uint32_t getStateSize();
/* Gets the min and max possible seed, for the given PRNG type */
int64_t getMinSeed();
int64_t getMaxSeed();
std::vector<std::string> getSupportedPRNGs();
void setPRNG(std::string prng);
void setPRNG(char *prng);
std::string getPRNG();
bool isSupportedPRNG(std::string prng);
bool isSupportedPRNG(char* prng);
void setMinConfidence(double minConfidence);
double getMinConfidence();
void setDepth(uint32_t depth);
uint32_t getDepth();
void setThreads(unsigned int threads);
unsigned int getThreads();
void addObservedOutput(uint32_t observedOutput);
std::vector<uint32_t>* getObservedOutputs();
/* Returns NULL if there is no status to get. Such as if the bruteforce thread hasn't started */
std::vector<uint32_t>* getStatus();
std::atomic<bool>* getIsCompleted();
std::atomic<bool>* getIsRunning();
std::atomic<bool>* getIsStarting();
void setBounds(uint32_t, uint32_t);
bool isBounded();
void generateSampleFromSeed(uint32_t depth, int64_t seed);
private:
unsigned int m_threads;
double m_minConfidence;
uint32_t m_depth;
std::string m_prng;
std::atomic<bool> *m_isStarting;
std::atomic<bool> *m_isRunning;
std::atomic<bool> *m_isCompleted;
std::vector<uint32_t> *m_status;
std::vector<std::vector<Seed>* > *m_answers;
std::vector<uint32_t> *m_observedOutputs;
std::atomic<bool> *m_isBounded;
uint32_t m_minBound;
uint32_t m_maxBound;
void m_worker(unsigned int id, uint32_t startingSeed, uint32_t endingSeed);
std::vector<uint64_t> m_divisionOfLabor(uint64_t sizeOfWork);
};
#endif /* UNTWISTER_H_ */