Crypto++  5.6.5
Free C++ class library of cryptographic schemes
Public Member Functions | List of all members
ElGamalBase Class Referenceabstract

ElGamal key agreement and encryption schemes base class. More...

+ Inheritance diagram for ElGamalBase:

Public Member Functions

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
 
virtual const DL_GroupParameters_GFPGetGroupParameters () const =0
 
- Public Member Functions inherited from DL_KeyAgreementAlgorithm_DH< Integer, NoCofactorMultiplication >
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
 
- Public Member Functions inherited from DL_KeyDerivationAlgorithm< Integer >
virtual bool ParameterSupported (const char *name) const
 
- Public Member Functions inherited from DL_SymmetricEncryptionAlgorithm
virtual bool ParameterSupported (const char *name) const
 

Additional Inherited Members

- Public Types inherited from DL_KeyAgreementAlgorithm_DH< Integer, NoCofactorMultiplication >
typedef Integer Element
 
- Public Types inherited from DL_KeyAgreementAlgorithm< Integer >
typedef Integer Element
 
- Static Public Member Functions inherited from DL_KeyAgreementAlgorithm_DH< Integer, NoCofactorMultiplication >
static const char *const StaticAlgorithmName ()
 

Detailed Description

ElGamal key agreement and encryption schemes base class.

Since
Crypto++ 1.0

Definition at line 22 of file elgamal.h.


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