org.bouncycastle.tls.crypto

Interface TlsAgreement

All Known Implementing Classes:

BcTlsDH, BcTlsECDH, BcX25519, BcX448, JceTlsDH, JceTlsECDH, JceX25519, JceX448

public interface TlsAgreement

Base interface for ephemeral key agreement calculator.

Method Summary

Modifier and Type	Method and Description
TlsSecret	calculateSecret() Calculate the agreed secret based on the calculator's current state.
byte[]	generateEphemeral() Generate an ephemeral key pair, returning the encoding of the public key.
void	receivePeerValue(byte[] peerValue) Pass in the public key for the peer to the agreement calculator.

Method Detail

generateEphemeral

byte[] generateEphemeral()
                  throws java.io.IOException

Generate an ephemeral key pair, returning the encoding of the public key.

Returns:

a byte encoding of the public key.

Throws:

java.io.IOException - in case of error.

receivePeerValue

void receivePeerValue(byte[] peerValue)
               throws java.io.IOException

Pass in the public key for the peer to the agreement calculator.

Parameters:

peerValue - a byte encoding of the peer public key.

Throws:

java.io.IOException - in case of error.

calculateSecret

TlsSecret calculateSecret()
                   throws java.io.IOException

Calculate the agreed secret based on the calculator's current state.

Returns:

the calculated secret.

Throws:

java.io.IOException - in case of error.