| /* |
| * Copyright 2003-2004 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * 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). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| package sun.security.provider.certpath; |
| |
| import java.io.IOException; |
| import java.security.cert.CertPathValidatorException; |
| import sun.misc.HexDumpEncoder; |
| import sun.security.x509.*; |
| import sun.security.util.*; |
| |
| /** |
| * This class can be used to generate an OCSP request and send it over |
| * an outputstream. Currently we do not support signing requests |
| * The OCSP Request is specified in RFC 2560 and |
| * the ASN.1 definition is as follows: |
| * <pre> |
| * |
| * OCSPRequest ::= SEQUENCE { |
| * tbsRequest TBSRequest, |
| * optionalSignature [0] EXPLICIT Signature OPTIONAL } |
| * |
| * TBSRequest ::= SEQUENCE { |
| * version [0] EXPLICIT Version DEFAULT v1, |
| * requestorName [1] EXPLICIT GeneralName OPTIONAL, |
| * requestList SEQUENCE OF Request, |
| * requestExtensions [2] EXPLICIT Extensions OPTIONAL } |
| * |
| * Signature ::= SEQUENCE { |
| * signatureAlgorithm AlgorithmIdentifier, |
| * signature BIT STRING, |
| * certs [0] EXPLICIT SEQUENCE OF Certificate OPTIONAL |
| * } |
| * |
| * Version ::= INTEGER { v1(0) } |
| * |
| * Request ::= SEQUENCE { |
| * reqCert CertID, |
| * singleRequestExtensions [0] EXPLICIT Extensions OPTIONAL } |
| * |
| * CertID ::= SEQUENCE { |
| * hashAlgorithm AlgorithmIdentifier, |
| * issuerNameHash OCTET STRING, -- Hash of Issuer's DN |
| * issuerKeyHash OCTET STRING, -- Hash of Issuers public key |
| * serialNumber CertificateSerialNumber |
| * } |
| * |
| * </pre> |
| * |
| * @author Ram Marti |
| */ |
| |
| class OCSPRequest { |
| |
| private static final Debug debug = Debug.getInstance("certpath"); |
| private static final boolean dump = false; |
| |
| // Serial number of the certificates to be checked for revocation |
| private SerialNumber serialNumber; |
| |
| // Issuer's certificate (for computing certId hash values) |
| private X509CertImpl issuerCert; |
| |
| // CertId of the certificate to be checked |
| private CertId certId = null; |
| |
| /* |
| * Constructs an OCSPRequest. This constructor is used |
| * to construct an unsigned OCSP Request for a single user cert. |
| */ |
| // used by OCSPChecker |
| OCSPRequest(X509CertImpl userCert, X509CertImpl issuerCert) |
| throws CertPathValidatorException { |
| |
| if (issuerCert == null) { |
| throw new CertPathValidatorException("Null IssuerCertificate"); |
| } |
| this.issuerCert = issuerCert; |
| serialNumber = userCert.getSerialNumberObject(); |
| } |
| |
| // used by OCSPChecker |
| byte[] encodeBytes() throws IOException { |
| |
| // encode tbsRequest |
| DerOutputStream tmp = new DerOutputStream(); |
| DerOutputStream derSingleReqList = new DerOutputStream(); |
| SingleRequest singleRequest = null; |
| |
| try { |
| singleRequest = new SingleRequest(issuerCert, serialNumber); |
| } catch (Exception e) { |
| throw new IOException("Error encoding OCSP request"); |
| } |
| |
| certId = singleRequest.getCertId(); |
| singleRequest.encode(derSingleReqList); |
| tmp.write(DerValue.tag_Sequence, derSingleReqList); |
| // No extensions supported |
| DerOutputStream tbsRequest = new DerOutputStream(); |
| tbsRequest.write(DerValue.tag_Sequence, tmp); |
| |
| // OCSPRequest without the signature |
| DerOutputStream ocspRequest = new DerOutputStream(); |
| ocspRequest.write(DerValue.tag_Sequence, tbsRequest); |
| |
| byte[] bytes = ocspRequest.toByteArray(); |
| |
| if (dump) { |
| HexDumpEncoder hexEnc = new HexDumpEncoder(); |
| System.out.println ("OCSPRequest bytes are... "); |
| System.out.println(hexEnc.encode(bytes)); |
| } |
| |
| return(bytes); |
| } |
| |
| // used by OCSPChecker |
| CertId getCertId() { |
| return certId; |
| } |
| |
| private static class SingleRequest { |
| private CertId certId; |
| |
| // No extensions are set |
| |
| private SingleRequest(X509CertImpl cert, SerialNumber serialNo) throws Exception { |
| certId = new CertId(cert, serialNo); |
| } |
| |
| private void encode(DerOutputStream out) throws IOException { |
| DerOutputStream tmp = new DerOutputStream(); |
| certId.encode(tmp); |
| out.write(DerValue.tag_Sequence, tmp); |
| } |
| |
| private CertId getCertId() { |
| return certId; |
| } |
| } |
| } |