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org.bouncycastle.pqc.crypto.mldsa

public Class HashMLDSASigner

extends Object
implements Signer
Class Inheritance
All Implemented Interfaces
org.bouncycastle.crypto.Signer
Imports
java.io.IOException, java.security.SecureRandom, org.bouncycastle.asn1.ASN1Encoding, .ASN1ObjectIdentifier, org.bouncycastle.crypto.CipherParameters, .CryptoException, .DataLengthException, .Digest, .Signer, org.bouncycastle.crypto.digests.SHA512Digest, .SHAKEDigest, org.bouncycastle.crypto.params.ParametersWithContext, .ParametersWithRandom, org.bouncycastle.pqc.crypto.DigestUtils

Field Summary

Modifier and TypeField and Description
private Digest
digest

private byte[]
digestOIDEncoding

private static final byte[]
EMPTY_CONTEXT

private MLDSAEngine
engine

private MLDSAPrivateKeyParameters
privKey

private MLDSAPublicKeyParameters
pubKey

private SecureRandom
random

Constructor Summary

AccessConstructor and Description
public
HashMLDSASigner()

Method Summary

Modifier and TypeMethod and Description
private static Digest
createDigest(MLDSAParameters parameters)

private SHAKEDigest
finishPreHash()

public byte[]
generateSignature()

Implements org.bouncycastle.crypto.Signer.generateSignature.

generate a signature for the message we've been loaded with using the key we were initialised with.

public void
init(boolean
true if for signing, false otherwise
forSigning, CipherParameters
necessary parameters.
param)

Implements org.bouncycastle.crypto.Signer.init.

Initialise the signer for signing or verification.

private void
initDigest(MLDSAParameters parameters)

public void
reset()

Implements org.bouncycastle.crypto.Signer.reset.

reset the internal state

public void
update(byte b)

Implements org.bouncycastle.crypto.Signer.update.

update the internal digest with the byte b

public void
update(byte[] in, int off, int len)

Implements org.bouncycastle.crypto.Signer.update.

update the internal digest with the byte array in

public boolean
verifySignature(byte[] signature)

Implements org.bouncycastle.crypto.Signer.verifySignature.

return true if the internal state represents the signature described in the passed in array.

Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

digestback to summary
private Digest digest
digestOIDEncodingback to summary
private byte[] digestOIDEncoding
EMPTY_CONTEXTback to summary
private static final byte[] EMPTY_CONTEXT
engineback to summary
private MLDSAEngine engine
privKeyback to summary
private MLDSAPrivateKeyParameters privKey
pubKeyback to summary
private MLDSAPublicKeyParameters pubKey
randomback to summary
private SecureRandom random

Constructor Detail

HashMLDSASignerback to summary
public HashMLDSASigner()

Method Detail

createDigestback to summary
private static Digest createDigest(MLDSAParameters parameters)
finishPreHashback to summary
private SHAKEDigest finishPreHash()
generateSignatureback to summary
public byte[] generateSignature() throws CryptoException, DataLengthException

Implements org.bouncycastle.crypto.Signer.generateSignature.

Doc from org.bouncycastle.crypto.Signer.generateSignature.

generate a signature for the message we've been loaded with using the key we were initialised with.

initback to summary
public void init(boolean forSigning, CipherParameters param)

Implements org.bouncycastle.crypto.Signer.init.

Doc from org.bouncycastle.crypto.Signer.init.

Initialise the signer for signing or verification.

Parameters
forSigning:boolean

true if for signing, false otherwise

param:CipherParameters

necessary parameters.

initDigestback to summary
private void initDigest(MLDSAParameters parameters)
resetback to summary
public void reset()

Implements org.bouncycastle.crypto.Signer.reset.

reset the internal state

updateback to summary
public void update(byte b)

Implements org.bouncycastle.crypto.Signer.update.

Doc from org.bouncycastle.crypto.Signer.update.

update the internal digest with the byte b

updateback to summary
public void update(byte[] in, int off, int len)

Implements org.bouncycastle.crypto.Signer.update.

Doc from org.bouncycastle.crypto.Signer.update.

update the internal digest with the byte array in

verifySignatureback to summary
public boolean verifySignature(byte[] signature)

Implements org.bouncycastle.crypto.Signer.verifySignature.

Doc from org.bouncycastle.crypto.Signer.verifySignature.

return true if the internal state represents the signature described in the passed in array.