Package org.bouncycastle.tls.crypto.impl.jcajce

Class JcaTlsDSSVerifier

java.lang.Object

org.bouncycastle.tls.crypto.impl.jcajce.JcaTlsDSSVerifier

All Implemented Interfaces:

TlsVerifier

Direct Known Subclasses:

JcaTlsDSAVerifier, JcaTlsECDSAVerifier

public abstract class JcaTlsDSSVerifier
extends java.lang.Object
implements TlsVerifier

JCA base class for the verifiers implementing the two DSA style algorithms from FIPS PUB 186-4: DSA and ECDSA.

Field Summary

Fields

Modifier and Type	Field	Description
protected java.lang.String	algorithmName
protected short	algorithmType
protected JcaTlsCrypto	crypto
protected java.security.PublicKey	publicKey

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JcaTlsDSSVerifier(JcaTlsCrypto crypto, java.security.PublicKey publicKey, short algorithmType, java.lang.String algorithmName)

Method Summary

Modifier and Type	Method	Description
TlsStreamVerifier	getStreamVerifier(DigitallySigned signature)
boolean	verifyRawSignature(DigitallySigned signedParams, byte[] hash)	Return true if the passed in signature and hash represent a real signature.

Methods inherited from class java.lang.Object

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

Field Detail

crypto

protected final JcaTlsCrypto crypto

publicKey

protected final java.security.PublicKey publicKey

algorithmType

protected final short algorithmType

algorithmName

protected final java.lang.String algorithmName

Constructor Detail

JcaTlsDSSVerifier

protected JcaTlsDSSVerifier(JcaTlsCrypto crypto,
                            java.security.PublicKey publicKey,
                            short algorithmType,
                            java.lang.String algorithmName)

Method Detail

getStreamVerifier

public TlsStreamVerifier getStreamVerifier(DigitallySigned signature)
                                    throws java.io.IOException

Specified by:

getStreamVerifier in interface TlsVerifier

Throws:

java.io.IOException

verifyRawSignature

public boolean verifyRawSignature(DigitallySigned signedParams,
                                  byte[] hash)

Description copied from interface: TlsVerifier

Return true if the passed in signature and hash represent a real signature.

Specified by:

verifyRawSignature in interface TlsVerifier

Parameters:

signedParams - the signature object containing the signature to be verified.

hash - the hash calculated for the signature.

Returns:

true if signature verifies, false otherwise.