org.bouncycastle.crypto.signers.mldsa

Class MLDSAEngine

java.lang.Object

org.bouncycastle.crypto.signers.mldsa.MLDSAEngine

public class MLDSAEngine
extends java.lang.Object

Field Summary

Fields

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

Method Summary

Modifier and Type	Method and 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, java.security.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 java.lang.Object

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

Field Detail

DilithiumN

public static final int DilithiumN

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Constant Field Values

DilithiumQ

public static final int DilithiumQ

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Constant Field Values

DilithiumQinv

public static final int DilithiumQinv

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Constant Field Values

DilithiumD

public static final int DilithiumD

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Constant Field Values

SeedBytes

public static final int SeedBytes

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Constant Field Values

CrhBytes

public static final int CrhBytes

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Constant Field Values

RndBytes

public static final int RndBytes

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Constant Field Values

TrBytes

public static final int TrBytes

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Constant Field Values

DilithiumPolyT1PackedBytes

public static final int DilithiumPolyT1PackedBytes

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Constant Field Values

DilithiumPolyT0PackedBytes

public static final int DilithiumPolyT0PackedBytes

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Constant Field Values

Method Detail

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,
                                      java.security.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()