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//
// Creator: http://www.dicelocksecurity.com
// Version: vers.5.0.0.1
//
// Copyright 2008-2011 DiceLock Security, LLC. All rights reserved.
//
// DISCLAIMER
//
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// DICELOCK IS A REGISTERED TRADEMARK OR TRADEMARK OF THE OWNERS.
//
#ifndef BASERANDOMTEST_HPP
#define BASERANDOMTEST_HPP
#include "baseCryptoRandomStream.h"
#include "mathematicalFunctions.h"
using namespace DiceLockSecurity::CryptoRandomStream;
namespace DiceLockSecurity {
namespace RandomTest {
enum RandomTestErrors {
NoError,
MultipleErrors,
InsufficientMemory,
PValueOutOfRange,
InsufficientNumberOfBits,
EstimationCriteriaNotMet,
ResultsInaccurate,
LOrQOutOfRange,
MathematicianNAN,
LongRunsCaseError,
MathematicalFunctionsError
};
enum RandomTests {
Frequency,
BlockFrequency,
CumulativeSumForward,
CumulativeSumReverse,
Runs,
LongestRunOfOnes,
Rank,
Universal,
ApproximateEntropy,
Serial,
DiscreteFourierTransform,
NumberOfTests, // Indication of the number of tests, any added test must be inserted before
NotDefined,
};
class BaseRandomTest {
protected:
double alpha;
double pValue;
bool random;
RandomTestErrors error;
MathematicalFunctions *mathFuncs;
bool autoMathFunc;
public:
/// Constructor, default
BaseRandomTest();
/// Constructor with a MathematicalFunctions object instantiated
BaseRandomTest(MathematicalFunctions *);
/// Destructor
virtual ~BaseRandomTest();
/// Sets the BaseRandomTest alpha margin
void SetAlpha(double);
/// Gets the BaseRandomTest alpha margin
double GetAlpha(void);
/// Gets the BaseRandomTest pValue
double GetPValue(void);
/// Gets the BaseRandomTest error of the last executed BaseCryptoRandomStream
RandomTestErrors GetError(void);
/// Gets the BaseRandomTest random state of the last executed BaseCryptoRandomStream
bool IsRandom(void);
/// Tests the BaseCryptoRandomStream executed and returns the random value
virtual bool IsRandom(BaseCryptoRandomStream*) {return false;};
/// Initialize the object
void Initialize(void);
/// Gets the type of the object
virtual RandomTests GetType(void) {return NotDefined;};
/// Gets the minimum stream length
virtual unsigned int GetMinimumLength(void) {return 0;};
};
}
}
#endif
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