Main Page | Namespace List | Class Hierarchy | Alphabetical List | Class List | File List | Namespace Members | Class Members | File Members

DH_Domain< GROUP_PARAMETERS, COFACTOR_OPTION > Class Template Reference

#include <dh.h>

Inheritance diagram for DH_Domain< GROUP_PARAMETERS, COFACTOR_OPTION >:

DL_SimpleKeyAgreementDomainBase< GROUP_PARAMETERS::Element > SimpleKeyAgreementDomain KeyAgreementAlgorithm AsymmetricAlgorithm Algorithm Clonable List of all members.

Detailed Description

template<class GROUP_PARAMETERS, class COFACTOR_OPTION = typename GROUP_PARAMETERS::DefaultCofactorOption>
class DH_Domain< GROUP_PARAMETERS, COFACTOR_OPTION >

,

Definition at line 13 of file dh.h.

Public Types

typedef GROUP_PARAMETERS GroupParameters
typedef GroupParameters::Element Element
typedef DL_KeyAgreementAlgorithm_DH<
Element, COFACTOR_OPTION > 
KeyAgreementAlgorithm
typedef DH_Domain< GROUP_PARAMETERS,
COFACTOR_OPTION > 
Domain

Public Member Functions

 DH_Domain (const GroupParameters &params)
 DH_Domain (BufferedTransformation &bt)
template<class T2>  DH_Domain (RandomNumberGenerator &v1, const T2 &v2)
template<class T2, class T3>  DH_Domain (RandomNumberGenerator &v1, const T2 &v2, const T3 &v3)
template<class T2, class T3, class T4>  DH_Domain (RandomNumberGenerator &v1, const T2 &v2, const T3 &v3, const T4 &v4)
template<class T1, class T2>  DH_Domain (const T1 &v1, const T2 &v2)
template<class T1, class T2, class T3>  DH_Domain (const T1 &v1, const T2 &v2, const T3 &v3)
template<class T1, class T2, class T3, class T4>  DH_Domain (const T1 &v1, const T2 &v2, const T3 &v3, const T4 &v4)
const GroupParameters & GetGroupParameters () const
GroupParameters & AccessGroupParameters ()
void GeneratePublicKey (RandomNumberGenerator &rng, const byte *privateKey, byte *publicKey) const
 generate public key

CryptoParametersAccessCryptoParameters ()
unsigned int AgreedValueLength () const
 return length of agreed value produced

unsigned int PrivateKeyLength () const
 return length of private keys in this domain

unsigned int PublicKeyLength () const
 return length of public keys in this domain

void GeneratePrivateKey (RandomNumberGenerator &rng, byte *privateKey) const
 generate private key

bool Agree (byte *agreedValue, const byte *privateKey, const byte *otherPublicKey, bool validateOtherPublicKey=true) const
 derive agreed value from your private key and couterparty's public key, return false in case of failure

const Element & GetGenerator () const
virtual void GenerateKeyPair (RandomNumberGenerator &rng, byte *privateKey, byte *publicKey) const
 generate private/public key pair

CryptoMaterialAccessMaterial ()
 returns a reference to the crypto material used by this object

const CryptoMaterialGetMaterial () const
 returns a const reference to the crypto material used by this object

virtual const CryptoParametersGetCryptoParameters () const
void BERDecode (BufferedTransformation &bt)
 for backwards compatibility, calls AccessMaterial().Load(bt)

void DEREncode (BufferedTransformation &bt) const
 for backwards compatibility, calls GetMaterial().Save(bt)

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

const DL_GroupParameters<
Element > & 
GetAbstractGroupParameters () const


Member Function Documentation

template<class GROUP_PARAMETERS, class COFACTOR_OPTION = typename GROUP_PARAMETERS::DefaultCofactorOption>
void DH_Domain< GROUP_PARAMETERS, COFACTOR_OPTION >::GeneratePublicKey RandomNumberGenerator rng,
const byte *  privateKey,
byte *  publicKey
const [inline, virtual]
 

generate public key

Precondition:
size of publicKey == PublicKeyLength()

Reimplemented from DL_SimpleKeyAgreementDomainBase< GROUP_PARAMETERS::Element >.

Definition at line 58 of file dh.h.

void DL_SimpleKeyAgreementDomainBase< GROUP_PARAMETERS::Element >::GeneratePrivateKey RandomNumberGenerator rng,
byte *  privateKey
const [inline, virtual, inherited]
 

generate private key

Precondition:
size of privateKey == PrivateKeyLength()

Implements SimpleKeyAgreementDomain.

Definition at line 1413 of file pubkey.h.

bool DL_SimpleKeyAgreementDomainBase< GROUP_PARAMETERS::Element >::Agree byte *  agreedValue,
const byte *  privateKey,
const byte *  otherPublicKey,
bool  validateOtherPublicKey = true
const [inline, virtual, inherited]
 

derive agreed value from your private key and couterparty's public key, return false in case of failure

Precondition:
size of agreedValue == AgreedValueLength()

length of privateKey == PrivateKeyLength()

length of otherPublicKey == PublicKeyLength()

Implements SimpleKeyAgreementDomain.

Definition at line 1427 of file pubkey.h.

References DL_GroupParameters< T >::DecodeElement(), and DL_GroupParameters< T >::EncodeElement().

void SimpleKeyAgreementDomain::GenerateKeyPair RandomNumberGenerator rng,
byte *  privateKey,
byte *  publicKey
const [virtual, inherited]
 

generate private/public key pair

Note:
equivalent to calling GeneratePrivateKey() and then GeneratePublicKey()

Definition at line 669 of file cryptlib.cpp.

References SimpleKeyAgreementDomain::GenerateKeyPair(), SimpleKeyAgreementDomain::GeneratePrivateKey(), and SimpleKeyAgreementDomain::GeneratePublicKey().

Referenced by SimpleKeyAgreementDomain::GenerateKeyPair().


The documentation for this class was generated from the following file:
Generated on Wed Jul 28 08:07:11 2004 for Crypto++ by doxygen 1.3.7