/*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
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* distribution.
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* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
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* Foundation" must not be used to endorse or promote products derived
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* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
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* <http://www.apache.org/>.
*
* [Additional notices, if required by prior licensing conditions]
*
*/
package org.apache.tomcat.util.net.jsse;
import org.apache.tomcat.util.net.SSLSupport;
import java.io.*;
import java.net.*;
import java.util.Vector;
import java.security.cert.CertificateFactory;
import javax.net.ssl.SSLSession;
import javax.net.ssl.SSLSocket;
import java.security.cert.CertificateFactory;
import javax.security.cert.X509Certificate;
/* JSSESupport
Concrete implementation class for JSSE
Support classes.
This will only work with JDK 1.2 and up since it
depends on JDK 1.2's certificate support
@author EKR
@author Craig R. McClanahan
Parts cribbed from JSSECertCompat
Parts cribbed from CertificatesValve
*/
class JSSESupport implements SSLSupport {
private SSLSocket ssl;
JSSESupport(SSLSocket sock){
ssl=sock;
}
public String getCipherSuite() throws IOException {
// Look up the current SSLSession
SSLSession session = ssl.getSession();
if (session == null)
return null;
return session.getCipherSuite();
}
public Object[] getPeerCertificateChain()
throws IOException {
return getPeerCertificateChain(false);
}
public Object[] getPeerCertificateChain(boolean force)
throws IOException {
// Look up the current SSLSession
SSLSession session = ssl.getSession();
if (session == null)
return null;
// Convert JSSE's certificate format to the ones we need
X509Certificate jsseCerts[] = null;
java.security.cert.X509Certificate x509Certs[] = null;
try {
try {
jsseCerts = session.getPeerCertificateChain();
} catch(Exception bex) {
// ignore.
}
if (jsseCerts == null)
jsseCerts = new X509Certificate[0];
if(jsseCerts.length <= 0 && force) {
session.invalidate();
ssl.setNeedClientAuth(true);
ssl.startHandshake();
session = ssl.getSession();
jsseCerts = session.getPeerCertificateChain();
if(jsseCerts == null)
jsseCerts = new X509Certificate[0];
}
x509Certs =
new java.security.cert.X509Certificate[jsseCerts.length];
for (int i = 0; i < x509Certs.length; i++) {
byte buffer[] = jsseCerts[i].getEncoded();
CertificateFactory cf =
CertificateFactory.getInstance("X.509");
ByteArrayInputStream stream =
new ByteArrayInputStream(buffer);
x509Certs[i] = (java.security.cert.X509Certificate)
cf.generateCertificate(stream);
}
} catch (Throwable t) {
return null;
}
if ((x509Certs == null) || (x509Certs.length < 1))
return null;
return x509Certs;
}
/**
* Copied from <code>org.apache.catalina.valves.CertificateValve</code>
*/
public Integer getKeySize()
throws IOException {
// Look up the current SSLSession
SSLSession session = ssl.getSession();
SSLSupport.CipherData c_aux[]=ciphers;
if (session == null)
return null;
Integer keySize = (Integer) session.getValue(KEY_SIZE_KEY);
if (keySize == null) {
int size = 0;
String cipherSuite = session.getCipherSuite();
for (int i = 0; i < c_aux.length; i++) {
if (cipherSuite.indexOf(c_aux[i].phrase) >= 0) {
size = c_aux[i].keySize;
break;
}
}
keySize = new Integer(size);
session.putValue(KEY_SIZE_KEY, keySize);
}
return keySize;
}
public String getSessionId()
throws IOException {
// Look up the current SSLSession
SSLSession session = ssl.getSession();
if (session == null)
return null;
// Expose ssl_session (getId)
byte [] ssl_session = session.getId();
if ( ssl_session == null)
return null;
StringBuffer buf=new StringBuffer("");
for(int x=0; x<ssl_session.length; x++) {
String digit=Integer.toHexString((int)ssl_session[x]);
if (digit.length()<2) buf.append('0');
if (digit.length()>2) digit=digit.substring(digit.length()-2);
buf.append(digit);
}
return buf.toString();
}
}