TaoCrypt::Integer Class Reference

Classes
class	DivideByZero

Public Types
enum	Sign { POSITIVE = 0, NEGATIVE = 1 }
enum	Signedness { UNSIGNED, SIGNED }
enum	RandomNumberType { ANY, PRIME }

Public Member Functions
	Integer (const Integer &t)
	Integer (signed long value)
	Integer (Sign s, word highWord, word lowWord)
	Integer (Source &)
	Integer (const byte *encodedInteger, unsigned int byteCount, Signedness s=UNSIGNED)
Integer &	Ref ()
	Integer (RandomNumberGenerator &rng, const Integer &min, const Integer &max)
unsigned int	MinEncodedSize (Signedness=UNSIGNED) const
unsigned int	Encode (byte *output, unsigned int outputLen, Signedness=UNSIGNED) const
void	Decode (const byte *input, unsigned int inputLen, Signedness=UNSIGNED)
void	Decode (Source &)
bool	IsConvertableToLong () const
signed long	ConvertToLong () const
unsigned int	BitCount () const
unsigned int	ByteCount () const
unsigned int	WordCount () const
bool	GetBit (unsigned int i) const
byte	GetByte (unsigned int i) const
unsigned long	GetBits (unsigned int i, unsigned int n) const
bool	IsZero () const
bool	NotZero () const
bool	IsNegative () const
bool	NotNegative () const
bool	IsPositive () const
bool	NotPositive () const
bool	IsEven () const
bool	IsOdd () const
Integer &	operator= (const Integer &t)
Integer &	operator+= (const Integer &t)
Integer &	operator-= (const Integer &t)
Integer &	operator*= (const Integer &t)
Integer &	operator/= (const Integer &t)
Integer &	operator%= (const Integer &t)
Integer &	operator/= (word t)
Integer &	operator%= (word t)
Integer &	operator<<= (unsigned int)
Integer &	operator>>= (unsigned int)
void	Randomize (RandomNumberGenerator &rng, unsigned int bitcount)
void	Randomize (RandomNumberGenerator &rng, const Integer &min, const Integer &max)
void	SetBit (unsigned int n, bool value=1)
void	SetByte (unsigned int n, byte value)
void	Negate ()
void	SetPositive ()
void	SetNegative ()
void	Swap (Integer &a)
bool	operator! () const
Integer	operator+ () const
Integer	operator- () const
Integer &	operator++ ()
Integer &	operator-- ()
Integer	operator++ (int)
Integer	operator-- (int)
int	Compare (const Integer &a) const
Integer	Plus (const Integer &b) const
Integer	Minus (const Integer &b) const
Integer	Times (const Integer &b) const
Integer	DividedBy (const Integer &b) const
Integer	Modulo (const Integer &b) const
Integer	DividedBy (word b) const
word	Modulo (word b) const
Integer	operator>> (unsigned int n) const
Integer	operator<< (unsigned int n) const
Integer	AbsoluteValue () const
Integer	Doubled () const
Integer	Squared () const
Integer	SquareRoot () const
bool	IsSquare () const
bool	IsUnit () const
Integer	MultiplicativeInverse () const
Integer	InverseMod (const Integer &n) const
word	InverseMod (word n) const

Static Public Member Functions
static const Integer &	Zero ()
static const Integer &	One ()
static Integer	Power2 (unsigned int e)
static void	Divide (Integer &r, Integer &q, const Integer &a, const Integer &d)
static void	Divide (word &r, Integer &q, const Integer &a, word d)
static void	DivideByPowerOf2 (Integer &r, Integer &q, const Integer &a, unsigned int n)
static Integer	Gcd (const Integer &a, const Integer &n)

Friends
class	ModularArithmetic
class	MontgomeryRepresentation
Integer	a_times_b_mod_c (const Integer &x, const Integer &y, const Integer &m)
Integer	a_exp_b_mod_c (const Integer &x, const Integer &e, const Integer &m)
void	PositiveAdd (Integer &sum, const Integer &a, const Integer &b)
void	PositiveSubtract (Integer &diff, const Integer &a, const Integer &b)
void	PositiveMultiply (Integer &product, const Integer &a, const Integer &b)
void	PositiveDivide (Integer &remainder, Integer &quotient, const Integer &dividend, const Integer &divisor)

Detailed Description

Definition at line 123 of file integer.hpp.

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The documentation for this class was generated from the following files:

• extra/yassl/taocrypt/include/integer.hpp
• extra/yassl/taocrypt/src/integer.cpp