Package org.bouncycastle.crypto.general

Class EdEC.EdDSAOperatorFactory

java.lang.Object

org.bouncycastle.crypto.general.EdEC.EdDSAOperatorFactory

All Implemented Interfaces:

SignatureOperatorFactory<EdEC.Parameters>

Enclosing class:

EdEC

public static final class EdEC.EdDSAOperatorFactory
extends Object

Operator factory for creating Edwards Curve DSA based signing and verification operators.

Constructor Summary

Constructors

Constructor	Description
EdDSAOperatorFactory()

Method Summary

Modifier and Type	Method	Description
final OutputSigner<EdEC.Parameters>	createSigner(AsymmetricPrivateKey key, EdEC.Parameters parameters)	Create a signer which will create signatures against data written to its output stream.
final OutputValidator<EdEC.Parameters>	createValidator(AsymmetricPublicKey key, EdEC.Parameters parameters, byte[] signature)	Create a validator which will verify against data written to its output stream against a signature.
final OutputVerifier<EdEC.Parameters>	createVerifier(AsymmetricPublicKey key, EdEC.Parameters parameters)	Create a verifier which will verify signatures against data written to its output stream.
protected OutputSigner<EdEC.Parameters>	doCreateSigner(AsymmetricPrivateKey key, EdEC.Parameters parameters)
protected OutputValidator<EdEC.Parameters>	doCreateValidator(AsymmetricPublicKey key, EdEC.Parameters parameters, byte[] signature)
protected OutputVerifier<EdEC.Parameters>	doCreateVerifier(AsymmetricPublicKey key, EdEC.Parameters parameters)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

EdDSAOperatorFactory

public EdDSAOperatorFactory()

Method Details

doCreateSigner

protected OutputSigner<EdEC.Parameters> doCreateSigner(AsymmetricPrivateKey key,
 EdEC.Parameters parameters)

doCreateVerifier

protected OutputVerifier<EdEC.Parameters> doCreateVerifier(AsymmetricPublicKey key,
 EdEC.Parameters parameters)

doCreateValidator

protected OutputValidator<EdEC.Parameters> doCreateValidator(AsymmetricPublicKey key,
 EdEC.Parameters parameters,
 byte[] signature)

createSigner

public final OutputSigner<EdEC.Parameters> createSigner(AsymmetricPrivateKey key,
 EdEC.Parameters parameters)

Description copied from interface: SignatureOperatorFactory

Create a signer which will create signatures against data written to its output stream.

Specified by:

createSigner in interface SignatureOperatorFactory<T extends Parameters>

Parameters:

key - the signing key to use.

parameters - the parameters to use to initialize the signer.

Returns:

an OutputSigner.

createVerifier

public final OutputVerifier<EdEC.Parameters> createVerifier(AsymmetricPublicKey key,
 EdEC.Parameters parameters)

Description copied from interface: SignatureOperatorFactory

Create a verifier which will verify signatures against data written to its output stream.

Specified by:

createVerifier in interface SignatureOperatorFactory<T extends Parameters>

Parameters:

key - the verification key to use.

parameters - the parameters to use to initialize the verifier.

Returns:

an OutputVerifier.

createValidator

public final OutputValidator<EdEC.Parameters> createValidator(AsymmetricPublicKey key,
 EdEC.Parameters parameters,
 byte[] signature)
                                                       throws InvalidSignatureException

Description copied from interface: SignatureOperatorFactory

Create a validator which will verify against data written to its output stream against a signature.

Specified by:

createValidator in interface SignatureOperatorFactory<T extends Parameters>

Parameters:

key - the verification key to use.

parameters - the parameters to use to initialize the verifier.

signature - the signature that the data is to be validated against.

Returns:

an OutputValidator.

Throws:

InvalidSignatureException