GF256 Class Reference

GF(256) with polynomial basis. More...

#include <gf256.h>

Public Types
typedef byte	Element
typedef int	RandomizationParameter

Public Member Functions
	GF256 (byte modulus)
Element	RandomElement (RandomNumberGenerator &rng, int ignored=0) const
bool	Equal (Element a, Element b) const
Element	Zero () const
Element	Add (Element a, Element b) const
Element &	Accumulate (Element &a, Element b) const
Element	Inverse (Element a) const
Element	Subtract (Element a, Element b) const
Element &	Reduce (Element &a, Element b) const
Element	Double (Element a) const
Element	One () const
Element	Multiply (Element a, Element b) const
Element	Square (Element a) const
bool	IsUnit (Element a) const
Element	MultiplicativeInverse (Element a) const
Element	Divide (Element a, Element b) const

Private Attributes
word	m_modulus

Detailed Description

GF(256) with polynomial basis.

Definition at line 15 of file gf256.h.

Member Typedef Documentation

typedef byte GF256::Element

Definition at line 18 of file gf256.h.

typedef int GF256::RandomizationParameter

Definition at line 19 of file gf256.h.

Constructor & Destructor Documentation

GF256::GF256 ( byte  modulus )

inline

Definition at line 21 of file gf256.h.

Member Function Documentation

Element& GF256::Accumulate ( Element &  a, Element  b  ) const

inline

Definition at line 35 of file gf256.h.

Element GF256::Add ( Element  a, Element  b  ) const

inline

Definition at line 32 of file gf256.h.

Element GF256::Divide ( Element  a, Element  b  ) const

inline

Definition at line 63 of file gf256.h.

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Element GF256::Double ( Element  a ) const

inline

Definition at line 47 of file gf256.h.

bool GF256::Equal ( Element  a, Element  b  ) const

inline

Definition at line 26 of file gf256.h.

Element GF256::Inverse ( Element  a ) const

inline

Definition at line 38 of file gf256.h.

bool GF256::IsUnit ( Element  a ) const

inline

Definition at line 58 of file gf256.h.

GF256::Element GF256::MultiplicativeInverse

(

Element

a

)

const

Definition at line 26 of file gf256.cpp.

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GF256::Element GF256::Multiply	(	Element	a,
		Element	b
	)		const

Definition at line 8 of file gf256.cpp.

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Element GF256::One ( ) const

inline

Definition at line 50 of file gf256.h.

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Element GF256::RandomElement ( RandomNumberGenerator &  rng, int  ignored = 0  ) const

inline

Definition at line 23 of file gf256.h.

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Element& GF256::Reduce ( Element &  a, Element  b  ) const

inline

Definition at line 44 of file gf256.h.

Element GF256::Square ( Element  a ) const

inline

Definition at line 55 of file gf256.h.

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Element GF256::Subtract ( Element  a, Element  b  ) const

inline

Definition at line 41 of file gf256.h.

Element GF256::Zero ( ) const

inline

Definition at line 29 of file gf256.h.

Member Data Documentation

word GF256::m_modulus

private

Definition at line 67 of file gf256.h.

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

• src/cryptopp/gf256.h
• src/cryptopp/gf256.cpp