// --- BEGIN COPYRIGHT BLOCK ---
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; version 2 of the License.
//
// This program 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 for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// (C) 2007 Red Hat, Inc.
// All rights reserved.
// --- END COPYRIGHT BLOCK ---
package com.netscape.cmscore.dbs;
import java.security.PublicKey;
import java.security.cert.X509Certificate;
import java.util.Enumeration;
import java.util.Vector;
import netscape.ldap.LDAPAttribute;
import netscape.ldap.LDAPAttributeSet;
import com.netscape.certsrv.apps.CMS;
import com.netscape.certsrv.base.EBaseException;
import com.netscape.certsrv.dbs.IDBAttrMapper;
import com.netscape.certsrv.dbs.IDBObj;
import com.netscape.certsrv.logging.ILogger;
import com.netscape.cmscore.cert.CertUtils;
/**
* A class represents an attribute mapper that maps
* a public key data into LDAP attribute and
* vice versa.
*
*
* @author thomask
* @version $Revision$, $Date$
*/
public class PublicKeyMapper implements IDBAttrMapper {
private String mLdapName = null;
private Vector v = new Vector();
private ILogger mLogger = CMS.getLogger();
/**
* Constructs a byte array mapper.
*/
public PublicKeyMapper(String ldapName) {
mLdapName = ldapName;
v.addElement(mLdapName);
}
/**
* Lists a list of supported ldap attribute names.
*/
public Enumeration getSupportedLDAPAttributeNames() {
return v.elements();
}
/**
* Maps object to ldap attribute set.
*/
public void mapObjectToLDAPAttributeSet(IDBObj parent,
String name, Object obj, LDAPAttributeSet attrs)
throws EBaseException {
attrs.add(new LDAPAttribute(mLdapName, (byte[]) obj));
}
/**
* Maps LDAP attributes into object, and put the object
* into 'parent'.
*/
public void mapLDAPAttributeSetToObject(LDAPAttributeSet attrs,
String name, IDBObj parent) throws EBaseException {
LDAPAttribute attr = attrs.getAttribute(mLdapName);
if (attr == null) {
return;
}
parent.set(name, attr.getByteValues().nextElement());
}
/**
* Maps search filters into LDAP search filter. It knows
* how to extract public key from the certificate.
*/
public String mapSearchFilter(String name, String op,
String value) throws EBaseException {
int i = value.indexOf("#");
if (i != -1) {
//String tag = value.substring(0, i);
String val = value.substring(i + 1);
try {
if (val.startsWith("\"")) {
val = val.substring(1, val.length() - 1);
}
X509Certificate cert = CertUtils.mapCert(val);
PublicKey key = cert.getPublicKey();
byte pub[] = key.getEncoded();
return mLdapName + op + escapeBinaryData(pub);
} catch (Exception e) {
/*LogDoc
*
* @phase Maps search filters into LDAP search filter
* @message PublicKeyMapper:
*/
mLogger.log(ILogger.EV_SYSTEM, ILogger.S_DB, ILogger.LL_FAILURE,
CMS.getLogMessage("CMSCORE_DBS_PUBLICKEY_MAPPER_ERROR",
e.toString()));
}
}
return mLdapName + op + value;
}
public static String escapeBinaryData(byte data[]) {
StringBuffer result = new StringBuffer();
for (int i = 0; i < data.length; i++) {
int v = 0xff & data[i];
result.append("\\" + (v < 16 ? "0" : "") +
Integer.toHexString(v));
}
return result.toString();
}
}