Package org.apache.sshd.common.util.security.eddsa.bouncycastle

Class BouncyCastleEdDSASupport

java.lang.Object

org.apache.sshd.common.util.security.eddsa.bouncycastle.BouncyCastleEdDSASupport

All Implemented Interfaces:

EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

public class BouncyCastleEdDSASupport
extends Object
implements EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Field Summary

Fields inherited from interface org.apache.sshd.common.util.security.eddsa.generic.EdDSASupport

ED25519_OID, KEY_SIZE

Constructor Summary

Constructors

Constructor	Description
BouncyCastleEdDSASupport()

Method Summary

Modifier and Type	Method	Description
boolean	compareEDDSAPPublicKeys(PublicKey k1, PublicKey k2)
boolean	compareEDDSAPrivateKeys(PrivateKey k1, PrivateKey k2)
KeySpec	createPrivateKeySpec(org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey privateKey)
KeySpec	createPublicKeySpec(org.bouncycastle.jcajce.interfaces.EdDSAPublicKey publicKey)
org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey	generateEDDSAPrivateKey(byte[] seed)
org.bouncycastle.jcajce.interfaces.EdDSAPublicKey	generateEDDSAPublicKey(byte[] seed)
int	getEDDSAKeySize(Key key)
Class<org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>	getEDDSAPrivateKeyType()
PublicKeyEntryDecoder<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>	getEDDSAPublicKeyEntryDecoder()
Class<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey>	getEDDSAPublicKeyType()
Signature	getEDDSASigner()
String	getKeyFactoryAlgorithm()
PrivateKeyEntryDecoder<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>	getOpenSSHEDDSAPrivateKeyEntryDecoder()
byte[]	getPrivateKeyData(org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey privateKey)
byte[]	getPublicKeyData(org.bouncycastle.jcajce.interfaces.EdDSAPublicKey publicKey)
<B extends Buffer> B	putEDDSAKeyPair(B buffer, PublicKey pubKey, PrivateKey prvKey)
<B extends Buffer> B	putRawEDDSAPublicKey(B buffer, PublicKey key)
org.bouncycastle.jcajce.interfaces.EdDSAPublicKey	recoverEDDSAPublicKey(PrivateKey key)

Methods inherited from class java.lang.Object

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

Constructor Details

BouncyCastleEdDSASupport

public BouncyCastleEdDSASupport()

Method Details

getEDDSAPublicKeyEntryDecoder

public PublicKeyEntryDecoder<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey> getEDDSAPublicKeyEntryDecoder()

Specified by:

getEDDSAPublicKeyEntryDecoder in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Returns:

the public key entry decoder implementation associated with the security provider.

getOpenSSHEDDSAPrivateKeyEntryDecoder

public PrivateKeyEntryDecoder<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey> getOpenSSHEDDSAPrivateKeyEntryDecoder()

Specified by:

getOpenSSHEDDSAPrivateKeyEntryDecoder in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Returns:

the private key entry decoder implementation associated with the security provider.

getEDDSASigner

public Signature getEDDSASigner()

Specified by:

getEDDSASigner in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Returns:

the signature implementation associated with the security provider.

getEDDSAKeySize

public int getEDDSAKeySize(Key key)

Specified by:

getEDDSAKeySize in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

key - the key to get the size of.

Returns:

the size of the key if it is an EdDSA key, -1 otherwise.

getEDDSAPublicKeyType

public Class<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey> getEDDSAPublicKeyType()

Specified by:

getEDDSAPublicKeyType in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Returns:

the public key class type associated with the security provider.

getEDDSAPrivateKeyType

public Class<org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey> getEDDSAPrivateKeyType()

Specified by:

getEDDSAPrivateKeyType in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Returns:

the private key class type associated with the security provider.

compareEDDSAPPublicKeys

public boolean compareEDDSAPPublicKeys(PublicKey k1,
 PublicKey k2)

Specified by:

compareEDDSAPPublicKeys in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

k1 - the first key

k2 - the second key

Returns:

true if both keys are instances of the public key type associated with the security provider and they are equal.

compareEDDSAPrivateKeys

public boolean compareEDDSAPrivateKeys(PrivateKey k1,
 PrivateKey k2)

Specified by:

compareEDDSAPrivateKeys in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

k1 - the first key

k2 - the second key

Returns:

true if both keys are instances of the private key type associated with the security provider and they are equal.

recoverEDDSAPublicKey

public org.bouncycastle.jcajce.interfaces.EdDSAPublicKey recoverEDDSAPublicKey(PrivateKey key)
                                                                        throws GeneralSecurityException

Specified by:

recoverEDDSAPublicKey in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

key - the private key

Returns:

the public key associated with the private key.

Throws:

GeneralSecurityException

generateEDDSAPublicKey

public org.bouncycastle.jcajce.interfaces.EdDSAPublicKey generateEDDSAPublicKey(byte[] seed)
                                                                         throws GeneralSecurityException

Specified by:

generateEDDSAPublicKey in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

seed - the raw public key bytes

Returns:

the associated public key

Throws:

GeneralSecurityException

generateEDDSAPrivateKey

public org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey generateEDDSAPrivateKey(byte[] seed)
                                                                           throws GeneralSecurityException,
IOException

Specified by:

generateEDDSAPrivateKey in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

seed - the raw private key bytes

Returns:

the associated private key

Throws:

GeneralSecurityException

IOException

putRawEDDSAPublicKey

public <B extends Buffer> B putRawEDDSAPublicKey(B buffer,
 PublicKey key)

Specified by:

putRawEDDSAPublicKey in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Type Parameters:

B - type of the buffer

Parameters:

buffer - the buffer to insert the public key into

key - the public key to be inserted into the buffer

Returns:

the buffer that was passed in

putEDDSAKeyPair

public <B extends Buffer> B putEDDSAKeyPair(B buffer,
 PublicKey pubKey,
 PrivateKey prvKey)

Specified by:

putEDDSAKeyPair in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Type Parameters:

B - type of the buffer

Parameters:

buffer - the buffer to insert the keys into

pubKey - the public key to be inserted into the buffer

prvKey - the private key to be inserted into the buffer

Returns:

the buffer that was passed in

createPublicKeySpec

public KeySpec createPublicKeySpec(org.bouncycastle.jcajce.interfaces.EdDSAPublicKey publicKey)

Specified by:

createPublicKeySpec in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

publicKey - the public key

Returns:

a key spec from the public key

createPrivateKeySpec

public KeySpec createPrivateKeySpec(org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey privateKey)

Specified by:

createPrivateKeySpec in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

privateKey - the private key

Returns:

a key spec from the private key

getPublicKeyData

public byte[] getPublicKeyData(org.bouncycastle.jcajce.interfaces.EdDSAPublicKey publicKey)

Specified by:

getPublicKeyData in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

publicKey - the public key

Returns:

the raw public key bytes associated with the key

getPrivateKeyData

public byte[] getPrivateKeyData(org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey privateKey)
                         throws IOException

Specified by:

getPrivateKeyData in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Parameters:

privateKey - the private key

Returns:

the raw private key bytes associated with the key

Throws:

IOException

getKeyFactoryAlgorithm

public String getKeyFactoryAlgorithm()

Specified by:

getKeyFactoryAlgorithm in interface EdDSASupport<org.bouncycastle.jcajce.interfaces.EdDSAPublicKey,org.bouncycastle.jcajce.interfaces.EdDSAPrivateKey>

Returns:

the algorithm name used by the provider's KeyFactory.