Class MLDSAEngine

java.lang.Object

org.bouncycastle.crypto.signers.mldsa.MLDSAEngine

public class MLDSAEngine
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final int	CrhBytes
static final int	DilithiumD
static final int	DilithiumN
static final int	DilithiumPolyT0PackedBytes
static final int	DilithiumPolyT1PackedBytes
static final int	DilithiumQ
static final int	DilithiumQinv
static final int	RndBytes
static final int	SeedBytes
static final int	TrBytes

Method Summary

Modifier and Type	Method	Description
byte[]	deriveT1(byte[] rho, byte[] key, byte[] tr, byte[] s1Enc, byte[] s2Enc, byte[] t0Enc)
byte[][]	generateKeyPair()
byte[][]	generateKeyPairInternal(byte[] seed)
byte[]	generateMu(SHAKEDigest shake256Digest)
byte[]	generateSignature(byte[] mu, SHAKEDigest shake256Digest, byte[] rho, byte[] key, byte[] t0Enc, byte[] s1Enc, byte[] s2Enc, byte[] rnd)
int	getDilithiumK()
int	getDilithiumL()
int	getDilithiumPolyEtaPackedBytes()
static MLDSAEngine	getInstance(MLDSAParameters mldsaParameters, SecureRandom random)
SHAKEDigest	getShake256Digest()
protected org.bouncycastle.crypto.signers.mldsa.Symmetric	GetSymmetric()
void	initSign(byte[] tr, boolean isPreHash, byte[] ctx)
void	initVerify(byte[] rho, byte[] encT1, boolean isPreHash, byte[] ctx)
byte[]	signInternal(byte[] msg, int msglen, byte[] rho, byte[] key, byte[] t0Enc, byte[] s1Enc, byte[] s2Enc, byte[] rnd)
boolean	verifyInternal(byte[] sig, int siglen, SHAKEDigest shake256Digest, byte[] rho, byte[] encT1)
boolean	verifyInternalMu(byte[] providedMu)
boolean	verifyInternalMuSignature(byte[] mu, byte[] sig, int siglen, SHAKEDigest shake256Digest, byte[] rho, byte[] encT1)

Methods inherited from class Object

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

Field Details

DilithiumN

public static final int DilithiumN

See Also:

• Constant Field Values

DilithiumQ

public static final int DilithiumQ

See Also:

• Constant Field Values

DilithiumQinv

public static final int DilithiumQinv

See Also:

• Constant Field Values

DilithiumD

public static final int DilithiumD

See Also:

• Constant Field Values

SeedBytes

public static final int SeedBytes

See Also:

• Constant Field Values

CrhBytes

public static final int CrhBytes

See Also:

• Constant Field Values

RndBytes

public static final int RndBytes

See Also:

• Constant Field Values

TrBytes

public static final int TrBytes

See Also:

• Constant Field Values

DilithiumPolyT1PackedBytes

public static final int DilithiumPolyT1PackedBytes

See Also:

• Constant Field Values

DilithiumPolyT0PackedBytes

public static final int DilithiumPolyT0PackedBytes

See Also:

• Constant Field Values

Method Details

GetSymmetric

protected org.bouncycastle.crypto.signers.mldsa.Symmetric GetSymmetric()

getDilithiumPolyEtaPackedBytes

public int getDilithiumPolyEtaPackedBytes()

getDilithiumK

public int getDilithiumK()

getDilithiumL

public int getDilithiumL()

getInstance

public static MLDSAEngine getInstance(MLDSAParameters mldsaParameters,
 SecureRandom random)

generateKeyPairInternal

public byte[][] generateKeyPairInternal(byte[] seed)

deriveT1

public byte[] deriveT1(byte[] rho,
 byte[] key,
 byte[] tr,
 byte[] s1Enc,
 byte[] s2Enc,
 byte[] t0Enc)

getShake256Digest

public SHAKEDigest getShake256Digest()

initSign

public void initSign(byte[] tr,
 boolean isPreHash,
 byte[] ctx)

initVerify

public void initVerify(byte[] rho,
 byte[] encT1,
 boolean isPreHash,
 byte[] ctx)

signInternal

public byte[] signInternal(byte[] msg,
 int msglen,
 byte[] rho,
 byte[] key,
 byte[] t0Enc,
 byte[] s1Enc,
 byte[] s2Enc,
 byte[] rnd)

generateMu

public byte[] generateMu(SHAKEDigest shake256Digest)

generateSignature

public byte[] generateSignature(byte[] mu,
 SHAKEDigest shake256Digest,
 byte[] rho,
 byte[] key,
 byte[] t0Enc,
 byte[] s1Enc,
 byte[] s2Enc,
 byte[] rnd)

verifyInternalMu

public boolean verifyInternalMu(byte[] providedMu)

verifyInternalMuSignature

public boolean verifyInternalMuSignature(byte[] mu,
 byte[] sig,
 int siglen,
 SHAKEDigest shake256Digest,
 byte[] rho,
 byte[] encT1)

verifyInternal

public boolean verifyInternal(byte[] sig,
 int siglen,
 SHAKEDigest shake256Digest,
 byte[] rho,
 byte[] encT1)

generateKeyPair

public byte[][] generateKeyPair()