Package 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 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	Description
protected final String	algorithmName
protected final short	algorithmType
protected final JcaTlsCrypto	crypto
protected final PrivateKey	privateKey

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JcaTlsDSSSigner(JcaTlsCrypto crypto, PrivateKey privateKey, short algorithmType, String algorithmName)

Method Summary

Modifier and Type	Method	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 Details

crypto

protected final JcaTlsCrypto crypto

privateKey

protected final PrivateKey privateKey

algorithmType

protected final short algorithmType

algorithmName

protected final String algorithmName

Constructor Details

JcaTlsDSSSigner

protected JcaTlsDSSSigner(JcaTlsCrypto crypto,
 PrivateKey privateKey,
 short algorithmType,
 String algorithmName)

Method Details

generateRawSignature

public byte[] generateRawSignature(SignatureAndHashAlgorithm algorithm,
 byte[] hash)
                            throws 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:

IOException - in case of an exception processing the hash.

getStreamSigner

public TlsStreamSigner getStreamSigner(SignatureAndHashAlgorithm algorithm)
                                throws IOException

Specified by:

getStreamSigner in interface TlsSigner

Throws:

IOException