Crypto++
Public Types | Public Member Functions | Static Public Member Functions | Protected Member Functions | List of all members
ElGamalObjectImpl< BASE, SCHEME_OPTIONS, KEY > Class Template Reference
Inheritance diagram for ElGamalObjectImpl< BASE, SCHEME_OPTIONS, KEY >:
DL_ObjectImplBase< BASE, SCHEME_OPTIONS, KEY > ElGamalBase AlgorithmImpl< BASE, SCHEME_OPTIONS::AlgorithmInfo > DL_KeyAgreementAlgorithm_DH< Integer, NoCofactorMultiplication > DL_KeyDerivationAlgorithm< Integer > DL_SymmetricEncryptionAlgorithm DL_KeyAgreementAlgorithm< Integer >

Public Types

typedef SCHEME_OPTIONS SchemeOptions
 
typedef KEY::Element Element
 
typedef Integer Element
 

Public Member Functions

size_t FixedMaxPlaintextLength () const
 
size_t FixedCiphertextLength () const
 
const DL_GroupParameters_GFPGetGroupParameters () const
 
DecodingResult FixedLengthDecrypt (RandomNumberGenerator &rng, const byte *cipherText, byte *plainText) const
 
PrivateKeyAccessPrivateKey ()
 
PublicKeyAccessPublicKey ()
 
const KEY & GetKey () const
 
KEY & AccessKey ()
 
std::string AlgorithmName () const
 
void Derive (const DL_GroupParameters< Integer > &groupParams, byte *derivedKey, size_t derivedLength, const Integer &agreedElement, const Integer &ephemeralPublicKey, const NameValuePairs &derivationParams) const
 
size_t GetSymmetricKeyLength (size_t plainTextLength) const
 
size_t GetSymmetricCiphertextLength (size_t plainTextLength) const
 
size_t GetMaxSymmetricPlaintextLength (size_t cipherTextLength) const
 
void SymmetricEncrypt (RandomNumberGenerator &rng, const byte *key, const byte *plainText, size_t plainTextLength, byte *cipherText, const NameValuePairs &parameters) const
 
DecodingResult SymmetricDecrypt (const byte *key, const byte *cipherText, size_t cipherTextLength, byte *plainText, const NameValuePairs &parameters) const
 
Element AgreeWithEphemeralPrivateKey (const DL_GroupParameters< Element > &params, const DL_FixedBasePrecomputation< Element > &publicPrecomputation, const Integer &privateExponent) const
 
Element AgreeWithStaticPrivateKey (const DL_GroupParameters< Element > &params, const Element &publicElement, bool validateOtherPublicKey, const Integer &privateExponent) const
 
virtual bool ParameterSupported (const char *name) const
 
virtual bool ParameterSupported (const char *name) const
 

Static Public Member Functions

static std::string StaticAlgorithmName ()
 
static const char * StaticAlgorithmName ()
 

Protected Member Functions

const DL_KeyAgreementAlgorithm
< Integer > & 
GetKeyAgreementAlgorithm () const
 
const
DL_KeyDerivationAlgorithm
< Integer > & 
GetKeyDerivationAlgorithm () const
 
const
DL_SymmetricEncryptionAlgorithm
GetSymmetricEncryptionAlgorithm () const
 
BASE::KeyInterface & AccessKeyInterface ()
 
const BASE::KeyInterface & GetKeyInterface () const
 
HashIdentifier GetHashIdentifier () const
 
size_t GetDigestSize () const
 

Detailed Description

template<class BASE, class SCHEME_OPTIONS, class KEY>
class ElGamalObjectImpl< BASE, SCHEME_OPTIONS, KEY >

Definition at line 78 of file elgamal.h.


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