java.lang.Object
- javax.crypto.KeyAgreementSpi
- - org.bouncycastle.jcajce.provider.asymmetric.util.BaseAgreementSpi
  - - org.bouncycastle.pqc.jcajce.provider.newhope.KeyAgreementSpi

public class KeyAgreementSpi
extends BaseAgreementSpi

Field Summary
- Fields inherited from class org.bouncycastle.jcajce.provider.asymmetric.util.BaseAgreementSpi
  kaAlgorithm, kdf, ukmParameters

Constructor Summary

Constructors
Constructor Description

KeyAgreementSpi()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected byte[]`	`calcSecret()`
`protected java.security.Key`	`engineDoPhase(java.security.Key key, boolean lastPhase)`
`protected byte[]`	`engineGenerateSecret()`
`protected int`	`engineGenerateSecret(byte[] bytes, int offset)`
`protected void`	`engineInit(java.security.Key key, java.security.SecureRandom secureRandom)`
`protected void`	`engineInit(java.security.Key key, java.security.spec.AlgorithmParameterSpec algorithmParameterSpec, java.security.SecureRandom secureRandom)`

Methods inherited from class org.bouncycastle.jcajce.provider.asymmetric.util.BaseAgreementSpi
engineGenerateSecret, getAlgorithm, getKeySize, trimZeroes

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail
- KeyAgreementSpi
```
public KeyAgreementSpi()
```

Method Detail

engineInit

protected void engineInit(java.security.Key key,
                          java.security.SecureRandom secureRandom)
                   throws java.security.InvalidKeyException

Specified by:: engineInit in class javax.crypto.KeyAgreementSpi
Throws:: java.security.InvalidKeyException

engineInit

protected void engineInit(java.security.Key key,
                          java.security.spec.AlgorithmParameterSpec algorithmParameterSpec,
                          java.security.SecureRandom secureRandom)
                   throws java.security.InvalidKeyException,
                          java.security.InvalidAlgorithmParameterException

Specified by:: engineInit in class javax.crypto.KeyAgreementSpi
Throws:: java.security.InvalidKeyException; java.security.InvalidAlgorithmParameterException

engineDoPhase

protected java.security.Key engineDoPhase(java.security.Key key,
                                          boolean lastPhase)
                                   throws java.security.InvalidKeyException,
                                          java.lang.IllegalStateException

Specified by:: engineDoPhase in class javax.crypto.KeyAgreementSpi
Throws:: java.security.InvalidKeyException; java.lang.IllegalStateException

engineGenerateSecret
```
protected byte[] engineGenerateSecret()
                               throws java.lang.IllegalStateException
```
Overrides:

engineGenerateSecret in class BaseAgreementSpi

Throws:

java.lang.IllegalStateException

engineGenerateSecret

protected int engineGenerateSecret(byte[] bytes,
                                   int offset)
                            throws java.lang.IllegalStateException,
                                   javax.crypto.ShortBufferException

Overrides:: engineGenerateSecret in class BaseAgreementSpi
Throws:: java.lang.IllegalStateException; javax.crypto.ShortBufferException

calcSecret
```
protected byte[] calcSecret()
```
Specified by:

calcSecret in class BaseAgreementSpi

Class KeyAgreementSpi

Field Summary

Fields inherited from class org.bouncycastle.jcajce.provider.asymmetric.util.BaseAgreementSpi

Constructor Summary

Method Summary

Methods inherited from class org.bouncycastle.jcajce.provider.asymmetric.util.BaseAgreementSpi

Methods inherited from class java.lang.Object

Constructor Detail

KeyAgreementSpi

Method Detail

engineInit

engineInit

engineDoPhase

engineGenerateSecret

engineGenerateSecret

calcSecret