diff options
Diffstat (limited to 'base/util/src/com/netscape/cmsutil/ocsp/TBSRequest.java')
| -rw-r--r-- | base/util/src/com/netscape/cmsutil/ocsp/TBSRequest.java | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/base/util/src/com/netscape/cmsutil/ocsp/TBSRequest.java b/base/util/src/com/netscape/cmsutil/ocsp/TBSRequest.java new file mode 100644 index 000000000..b7f706edb --- /dev/null +++ b/base/util/src/com/netscape/cmsutil/ocsp/TBSRequest.java @@ -0,0 +1,210 @@ +// --- 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.cmsutil.ocsp; + +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +import org.mozilla.jss.asn1.ANY; +import org.mozilla.jss.asn1.ASN1Template; +import org.mozilla.jss.asn1.ASN1Value; +import org.mozilla.jss.asn1.EXPLICIT; +import org.mozilla.jss.asn1.INTEGER; +import org.mozilla.jss.asn1.InvalidBERException; +import org.mozilla.jss.asn1.SEQUENCE; +import org.mozilla.jss.asn1.Tag; +import org.mozilla.jss.pkix.cert.Extension; + +/** + * RFC 2560: + * + * <pre> + * TBSRequest ::= SEQUENCE { + * version [0] EXPLICIT Version DEFAULT v1, + * requestorName [1] EXPLICIT GeneralName OPTIONAL, + * requestList SEQUENCE OF Request, + * requestExtensions [2] EXPLICIT Extensions OPTIONAL } + * </pre> + * + * @version $Revision$ $Date$ + */ + +public class TBSRequest implements ASN1Value { + /////////////////////////////////////////////////////////////////////// + // members and member access + /////////////////////////////////////////////////////////////////////// + private static final INTEGER v1 = new INTEGER(0); + private INTEGER version; + private ANY requestorName; + private SEQUENCE requestList; + private SEQUENCE requestExtensions; + + public INTEGER getVersion() { + return version; + } + + public ANY getRequestorName() { + return requestorName; + } + + public int getRequestCount() { + if (requestList == null) { + return 0; + } else { + return requestList.size(); + } + } + + public Request getRequestAt(int index) { + return (Request) requestList.elementAt(index); + } + + public int getExtensionsCount() { + if (requestExtensions == null) { + return 0; + } else { + return requestExtensions.size(); + } + } + + public Extension getRequestExtensionAt(int index) { + return (Extension) requestExtensions.elementAt(index); + } + + /////////////////////////////////////////////////////////////////////// + // constructors + /////////////////////////////////////////////////////////////////////// + + public TBSRequest(INTEGER version, ANY requestorName, + SEQUENCE requestList, SEQUENCE requestExtensions) { + this.version = (version != null) ? version : v1; + this.requestorName = requestorName; + this.requestList = requestList; + this.requestExtensions = requestExtensions; + } + + /////////////////////////////////////////////////////////////////////// + // encode / decode + /////////////////////////////////////////////////////////////////////// + public static final Tag TAG = SEQUENCE.TAG; + + public Tag getTag() { + return TAG; + } + + public void encode(OutputStream ostream) + throws IOException { + encode(TAG, ostream); + } + + public void encode(Tag implicitTag, OutputStream ostream) + throws IOException { + SEQUENCE seq = new SEQUENCE(); + + if (version != v1) { + seq.addElement(new EXPLICIT(Tag.get(0), version)); + } + + if (requestorName != null) { + seq.addElement(new EXPLICIT(Tag.get(1), requestorName)); + } + + seq.addElement(requestList); + + if (requestExtensions != null) { + seq.addElement(new EXPLICIT(Tag.get(2), requestExtensions)); + } + if (implicitTag == null) { + seq.encode(ostream); + } else { + seq.encode(implicitTag, ostream); + } + } + + private static final Template templateInstance = new Template(); + + public static Template getTemplate() { + return templateInstance; + } + + /** + * A Template for decoding TBSRequest. + */ + public static class Template implements ASN1Template { + + private SEQUENCE.Template seqt; + + public Template() { + seqt = new SEQUENCE.Template(); + seqt.addElement( + new EXPLICIT.Template( + new Tag(0), new INTEGER.Template()), + new EXPLICIT(new Tag(0), new INTEGER(0)) + ); + seqt.addOptionalElement( + new EXPLICIT.Template( + new Tag(1), new ANY.Template())); + seqt.addElement(new SEQUENCE.OF_Template(new Request.Template())); + seqt.addOptionalElement(new EXPLICIT.Template(new Tag(2), + new SEQUENCE.OF_Template(new Extension.Template()))); + } + + public boolean tagMatch(Tag tag) { + return TAG.equals(tag); + } + + public ASN1Value decode(InputStream istream) + throws InvalidBERException, IOException { + return decode(TAG, istream); + } + + public ASN1Value decode(Tag implicitTag, InputStream istream) + throws InvalidBERException, IOException { + SEQUENCE seq = (SEQUENCE) seqt.decode(implicitTag, istream); + + INTEGER v = v1; //assume default version + EXPLICIT e_ver = (EXPLICIT) seq.elementAt(0); + if (e_ver != null) { + v = (INTEGER) e_ver.getContent(); + } + + ANY requestorname = null; + EXPLICIT e_requestorName = (EXPLICIT) seq.elementAt(1); + if (e_requestorName != null) { + requestorname = (ANY) e_requestorName.getContent(); + } + + //request sequence (element 2) done below + + EXPLICIT exts = (EXPLICIT) seq.elementAt(3); + SEQUENCE exts_seq; + if (exts != null) { + exts_seq = (SEQUENCE) exts.getContent(); + } else { + exts_seq = null; + } + + return new TBSRequest( + v, + requestorname, + (SEQUENCE) seq.elementAt(2), + exts_seq); + } + } +} |