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| 1 | /* | ||
| 2 | * Copyright (c) 2003, 2009, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.security.provider.certpath; | ||
| 27 | |||
| 28 | import java.io.IOException; | ||
| 29 | import java.util.Collections; | ||
| 30 | import java.util.List; | ||
| 31 | import sun.misc.HexDumpEncoder; | ||
| 32 | import sun.security.util.*; | ||
| 33 | |||
| 34 | /** | ||
| 35 | * This class can be used to generate an OCSP request and send it over | ||
| 36 | * an outputstream. Currently we do not support signing requests | ||
| 37 | * The OCSP Request is specified in RFC 2560 and | ||
| 38 | * the ASN.1 definition is as follows: | ||
| 39 | * <pre> | ||
| 40 | * | ||
| 41 | * OCSPRequest ::= SEQUENCE { | ||
| 42 | * tbsRequest TBSRequest, | ||
| 43 | * optionalSignature [0] EXPLICIT Signature OPTIONAL } | ||
| 44 | * | ||
| 45 | * TBSRequest ::= SEQUENCE { | ||
| 46 | * version [0] EXPLICIT Version DEFAULT v1, | ||
| 47 | * requestorName [1] EXPLICIT GeneralName OPTIONAL, | ||
| 48 | * requestList SEQUENCE OF Request, | ||
| 49 | * requestExtensions [2] EXPLICIT Extensions OPTIONAL } | ||
| 50 | * | ||
| 51 | * Signature ::= SEQUENCE { | ||
| 52 | * signatureAlgorithm AlgorithmIdentifier, | ||
| 53 | * signature BIT STRING, | ||
| 54 | * certs [0] EXPLICIT SEQUENCE OF Certificate OPTIONAL | ||
| 55 | * } | ||
| 56 | * | ||
| 57 | * Version ::= INTEGER { v1(0) } | ||
| 58 | * | ||
| 59 | * Request ::= SEQUENCE { | ||
| 60 | * reqCert CertID, | ||
| 61 | * singleRequestExtensions [0] EXPLICIT Extensions OPTIONAL } | ||
| 62 | * | ||
| 63 | * CertID ::= SEQUENCE { | ||
| 64 | * hashAlgorithm AlgorithmIdentifier, | ||
| 65 | * issuerNameHash OCTET STRING, -- Hash of Issuer's DN | ||
| 66 | * issuerKeyHash OCTET STRING, -- Hash of Issuers public key | ||
| 67 | * serialNumber CertificateSerialNumber | ||
| 68 | * } | ||
| 69 | * | ||
| 70 | * </pre> | ||
| 71 | * | ||
| 72 | * @author Ram Marti | ||
| 73 | */ | ||
| 74 | |||
| 75 | class OCSPRequest { | ||
| 76 | |||
| 77 | private static final Debug debug = Debug.getInstance("certpath"); | ||
| 78 | private static final boolean dump = false; | ||
| 79 | |||
| 80 | // List of request CertIds | ||
| 81 | private final List<CertId> certIds; | ||
| 82 | |||
| 83 | /* | ||
| 84 | * Constructs an OCSPRequest. This constructor is used | ||
| 85 | * to construct an unsigned OCSP Request for a single user cert. | ||
| 86 | */ | ||
| 87 | OCSPRequest(CertId certId) { | ||
| 88 | this.certIds = Collections.singletonList(certId); | ||
| 89 | } | ||
| 90 | |||
| 91 | OCSPRequest(List<CertId> certIds) { | ||
| 92 | this.certIds = certIds; | ||
| 93 | } | ||
| 94 | |||
| 95 | byte[] encodeBytes() throws IOException { | ||
| 96 | |||
| 97 | // encode tbsRequest | ||
| 98 | DerOutputStream tmp = new DerOutputStream(); | ||
| 99 | DerOutputStream requestsOut = new DerOutputStream(); | ||
| 100 | for (CertId certId : certIds) { | ||
| 101 | DerOutputStream certIdOut = new DerOutputStream(); | ||
| 102 | certId.encode(certIdOut); | ||
| 103 | requestsOut.write(DerValue.tag_Sequence, certIdOut); | ||
| 104 | } | ||
| 105 | |||
| 106 | tmp.write(DerValue.tag_Sequence, requestsOut); | ||
| 107 | // No extensions supported | ||
| 108 | DerOutputStream tbsRequest = new DerOutputStream(); | ||
| 109 | tbsRequest.write(DerValue.tag_Sequence, tmp); | ||
| 110 | |||
| 111 | // OCSPRequest without the signature | ||
| 112 | DerOutputStream ocspRequest = new DerOutputStream(); | ||
| 113 | ocspRequest.write(DerValue.tag_Sequence, tbsRequest); | ||
| 114 | |||
| 115 | byte[] bytes = ocspRequest.toByteArray(); | ||
| 116 | |||
| 117 | if (dump) { | ||
| 118 | HexDumpEncoder hexEnc = new HexDumpEncoder(); | ||
| 119 | System.out.println("OCSPRequest bytes are... "); | ||
| 120 | System.out.println(hexEnc.encode(bytes)); | ||
| 121 | } | ||
| 122 | |||
| 123 | return bytes; | ||
| 124 | } | ||
| 125 | |||
| 126 | List<CertId> getCertIds() { | ||
| 127 | return certIds; | ||
| 128 | } | ||
| 129 | } | ||