src/main/java/org/bouncycastle/crypto/tls/TlsKeyExchange.java


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package org.bouncycastle.crypto.tls;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

/**
 * A generic interface for key exchange implementations in TLS 1.0/1.1.
 */
public interface TlsKeyExchange {

    void init(TlsContext context);

    void skipServerCredentials() throws IOException;

    void processServerCredentials(TlsCredentials serverCredentials) throws IOException;

    void processServerCertificate(Certificate serverCertificate) throws IOException;

    boolean requiresServerKeyExchange();

    byte[] generateServerKeyExchange() throws IOException;

    void skipServerKeyExchange() throws IOException;

    void processServerKeyExchange(InputStream input) throws IOException;

    void validateCertificateRequest(CertificateRequest certificateRequest) throws IOException;

    void skipClientCredentials() throws IOException;

    void processClientCredentials(TlsCredentials clientCredentials) throws IOException;

    void processClientCertificate(Certificate clientCertificate) throws IOException;

    void generateClientKeyExchange(OutputStream output) throws IOException;

    void processClientKeyExchange(InputStream input) throws IOException;

    byte[] generatePremasterSecret() throws IOException;
}