Public Types | Public Member Functions | Protected Member Functions | Protected Attributes

AdditiveCipherTemplate< BASE > Class Template Reference

Inheritance diagram for AdditiveCipherTemplate< BASE >:
BASE RandomNumberGenerator Algorithm Clonable

List of all members.

Public Types

typedef BASE::PolicyInterface PolicyInterface

Public Member Functions

void GenerateBlock (byte *output, size_t size)
 generate random array of bytes
void ProcessData (byte *outString, const byte *inString, size_t length)
void Resynchronize (const byte *iv, int length=-1)
unsigned int OptimalBlockSize () const
unsigned int GetOptimalNextBlockSize () const
unsigned int OptimalDataAlignment () const
bool IsSelfInverting () const
bool IsForwardTransformation () const
bool IsRandomAccess () const
void Seek (lword position)
virtual void IncorporateEntropy (const byte *input, size_t length)
 update RNG state with additional unpredictable values
virtual bool CanIncorporateEntropy () const
 returns true if IncorporateEntropy is implemented
virtual byte GenerateByte ()
 generate new random byte and return it
virtual unsigned int GenerateBit ()
 generate new random bit and return it
virtual word32 GenerateWord32 (word32 a=0, word32 b=0xffffffffL)
 generate a random 32 bit word in the range min to max, inclusive
virtual void DiscardBytes (size_t n)
 generate and discard n bytes
virtual void GenerateIntoBufferedTransformation (BufferedTransformation &target, const std::string &channel, lword length)
 generate random bytes as input to a BufferedTransformation
template<class IT >
void Shuffle (IT begin, IT end)
 randomly shuffle the specified array, resulting permutation is uniformly distributed
virtual std::string AlgorithmName () const
 returns name of this algorithm, not universally implemented yet
virtual ClonableClone () const
 this is not implemented by most classes yet

Protected Member Functions

void UncheckedSetKey (const byte *key, unsigned int length, const NameValuePairs &params)
unsigned int GetBufferByteSize (const PolicyInterface &policy) const
byte * KeystreamBufferBegin ()
byte * KeystreamBufferEnd ()

Protected Attributes

SecByteBlock m_buffer
size_t m_leftOver

Detailed Description

template<class BASE = AbstractPolicyHolder<AdditiveCipherAbstractPolicy, SymmetricCipher>>
class AdditiveCipherTemplate< BASE >

Definition at line 134 of file strciphr.h.

Member Function Documentation

unsigned int RandomNumberGenerator::GenerateBit (  )  [virtual, inherited]

generate new random bit and return it

Default implementation is to call GenerateByte() and return its lowest bit.

Definition at line 236 of file cryptlib.cpp.

References RandomNumberGenerator::GenerateByte().

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