org.openeuler.sun.security.ssl.ClientKeyExchange Maven / Gradle / Ivy
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
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* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package org.openeuler.sun.security.ssl;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.Map;
import org.openeuler.sun.security.ssl.SSLHandshake.HandshakeMessage;
/**
* Pack of the "ClientKeyExchange" handshake message.
*/
final class ClientKeyExchange {
static final SSLConsumer handshakeConsumer =
new ClientKeyExchangeConsumer();
static final HandshakeProducer handshakeProducer =
new ClientKeyExchangeProducer();
/**
* The "ClientKeyExchange" handshake message producer.
*/
private static final
class ClientKeyExchangeProducer implements HandshakeProducer {
// Prevent instantiation of this class.
private ClientKeyExchangeProducer() {
// blank
}
@Override
public byte[] produce(ConnectionContext context,
HandshakeMessage message) throws IOException {
// The producing happens in client side only.
ClientHandshakeContext chc = (ClientHandshakeContext)context;
SSLKeyExchange ke = SSLKeyExchange.valueOf(
chc.negotiatedCipherSuite.keyExchange,
chc.negotiatedProtocol);
if (ke != null) {
for (Map.Entry hp :
ke.getHandshakeProducers(chc)) {
if (hp.getKey() == SSLHandshake.CLIENT_KEY_EXCHANGE.id) {
return hp.getValue().produce(context, message);
}
}
}
// not consumer defined.
throw chc.conContext.fatal(Alert.UNEXPECTED_MESSAGE,
"Unexpected ClientKeyExchange handshake message.");
}
}
/**
* The "ClientKeyExchange" handshake message consumer.
*/
private static final
class ClientKeyExchangeConsumer implements SSLConsumer {
// Prevent instantiation of this class.
private ClientKeyExchangeConsumer() {
// blank
}
@Override
public void consume(ConnectionContext context,
ByteBuffer message) throws IOException {
// The consuming happens in server side only.
ServerHandshakeContext shc = (ServerHandshakeContext)context;
// clean up this consumer
shc.handshakeConsumers.remove(SSLHandshake.CLIENT_KEY_EXCHANGE.id);
// Check for an unprocessed client Certificate message. If that
// handshake consumer is still present then that expected message
// was not sent.
if (shc.handshakeConsumers.containsKey(
SSLHandshake.CERTIFICATE.id)) {
throw shc.conContext.fatal(Alert.UNEXPECTED_MESSAGE,
"Unexpected ClientKeyExchange handshake message.");
}
SSLKeyExchange ke = SSLKeyExchange.valueOf(
shc.negotiatedCipherSuite.keyExchange,
shc.negotiatedProtocol);
if (ke != null) {
for (Map.Entry hc :
ke.getHandshakeConsumers(shc)) {
if (hc.getKey() == SSLHandshake.CLIENT_KEY_EXCHANGE.id) {
hc.getValue().consume(context, message);
return;
}
}
}
// not consumer defined.
throw shc.conContext.fatal(Alert.UNEXPECTED_MESSAGE,
"Unexpected ClientKeyExchange handshake message.");
}
}
}
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