org.bouncycastle.tls.crypto.impl.jcajce

Class JcaTlsDSSSigner

java.lang.Object

org.bouncycastle.tls.crypto.impl.jcajce.JcaTlsDSSSigner

All Implemented Interfaces:

TlsSigner

Direct Known Subclasses:

JcaTlsDSASigner, JcaTlsECDSASigner

public abstract class JcaTlsDSSSigner
extends java.lang.Object
implements TlsSigner

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

Field Summary

Fields

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

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	JcaTlsDSSSigner(JcaTlsCrypto crypto, java.security.PrivateKey privateKey, short algorithmType, java.lang.String algorithmName)

Method Summary

Modifier and Type	Method and Description
byte[]	generateRawSignature(SignatureAndHashAlgorithm algorithm, byte[] hash) Generate an encoded signature based on the passed in hash.
TlsStreamSigner	getStreamSigner(SignatureAndHashAlgorithm algorithm)

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

privateKey

protected final java.security.PrivateKey privateKey

algorithmType

protected final short algorithmType

algorithmName

protected final java.lang.String algorithmName

Constructor Detail

JcaTlsDSSSigner

protected JcaTlsDSSSigner(JcaTlsCrypto crypto,
                          java.security.PrivateKey privateKey,
                          short algorithmType,
                          java.lang.String algorithmName)

Method Detail

generateRawSignature

public byte[] generateRawSignature(SignatureAndHashAlgorithm algorithm,
                                   byte[] hash)
                            throws java.io.IOException

Description copied from interface: TlsSigner

Generate an encoded signature based on the passed in hash.

Specified by:

generateRawSignature in interface TlsSigner

Parameters:

algorithm - the signature algorithm to use.

hash - the hash calculated for the signature.

Returns:

an encoded signature.

Throws:

java.io.IOException - in case of an exception processing the hash.

getStreamSigner

public TlsStreamSigner getStreamSigner(SignatureAndHashAlgorithm algorithm)
                                throws java.io.IOException

Specified by:

getStreamSigner in interface TlsSigner

Throws:

java.io.IOException