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

Direct Known Subclasses:

KeyAgreementSpi.X25519, KeyAgreementSpi.X25519UwithSHA256CKDF, KeyAgreementSpi.X25519UwithSHA256KDF, KeyAgreementSpi.X25519withSHA256CKDF, KeyAgreementSpi.X25519withSHA256KDF, KeyAgreementSpi.X25519withSHA384CKDF, KeyAgreementSpi.X25519withSHA512CKDF, KeyAgreementSpi.X448, KeyAgreementSpi.X448UwithSHA512CKDF, KeyAgreementSpi.X448UwithSHA512KDF, KeyAgreementSpi.X448withSHA256CKDF, KeyAgreementSpi.X448withSHA384CKDF, KeyAgreementSpi.X448withSHA512CKDF, KeyAgreementSpi.X448withSHA512KDF, KeyAgreementSpi.XDH
```
public class KeyAgreementSpi
extends BaseAgreementSpi
```

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`KeyAgreementSpi.X25519`
`static class`	`KeyAgreementSpi.X25519UwithSHA256CKDF`
`static class`	`KeyAgreementSpi.X25519UwithSHA256KDF`
`static class`	`KeyAgreementSpi.X25519withSHA256CKDF`
`static class`	`KeyAgreementSpi.X25519withSHA256KDF`
`static class`	`KeyAgreementSpi.X25519withSHA384CKDF`
`static class`	`KeyAgreementSpi.X25519withSHA512CKDF`
`static class`	`KeyAgreementSpi.X448`
`static class`	`KeyAgreementSpi.X448UwithSHA512CKDF`
`static class`	`KeyAgreementSpi.X448UwithSHA512KDF`
`static class`	`KeyAgreementSpi.X448withSHA256CKDF`
`static class`	`KeyAgreementSpi.X448withSHA384CKDF`
`static class`	`KeyAgreementSpi.X448withSHA512CKDF`
`static class`	`KeyAgreementSpi.X448withSHA512KDF`
`static class`	`KeyAgreementSpi.XDH`

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

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 void`	`engineInit(java.security.Key key, java.security.SecureRandom secureRandom)`
`protected void`	`engineInit(java.security.Key key, java.security.spec.AlgorithmParameterSpec params, java.security.SecureRandom secureRandom)`

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

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

Method Detail

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

calcSecret in class BaseAgreementSpi

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 params,
                          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

Class KeyAgreementSpi

Nested Class Summary

Field Summary

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

Method Summary

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

Methods inherited from class java.lang.Object

Method Detail

calcSecret

engineInit

engineInit

engineDoPhase