diff options
Diffstat (limited to 'libjava/gnu/java/security/x509/ext/CertificatePolicies.java')
-rw-r--r-- | libjava/gnu/java/security/x509/ext/CertificatePolicies.java | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/libjava/gnu/java/security/x509/ext/CertificatePolicies.java b/libjava/gnu/java/security/x509/ext/CertificatePolicies.java new file mode 100644 index 00000000000..206fa7efaf6 --- /dev/null +++ b/libjava/gnu/java/security/x509/ext/CertificatePolicies.java @@ -0,0 +1,191 @@ +/* CertificatePolicies.java -- certificate policy extension. + Copyright (C) 2004 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath 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; either version 2, or (at your option) +any later version. + +GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA +02111-1307 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.java.security.x509.ext; + +import java.io.IOException; +import java.math.BigInteger; +import java.security.cert.PolicyQualifierInfo; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.HashMap; +import java.util.Iterator; +import java.util.LinkedList; +import java.util.List; +import java.util.Map; + +import gnu.java.security.OID; +import gnu.java.security.der.DER; +import gnu.java.security.der.DERReader; +import gnu.java.security.der.DERValue; + +public class CertificatePolicies extends Extension.Value +{ + + // Constants and fields. + // ------------------------------------------------------------------------- + + public static final OID ID = new OID("2.5.29.32"); + + private final List policies; + private final Map policyQualifierInfos; + + // Constructor. + // ------------------------------------------------------------------------- + + public CertificatePolicies(final byte[] encoded) throws IOException + { + super(encoded); + DERReader der = new DERReader(encoded); + DERValue pol = der.read(); + if (!pol.isConstructed()) + throw new IOException("malformed CertificatePolicies"); + + int len = 0; + LinkedList policyList = new LinkedList(); + HashMap qualifierMap = new HashMap(); + while (len < pol.getLength()) + { + DERValue policyInfo = der.read(); + if (!policyInfo.isConstructed()) + throw new IOException("malformed PolicyInformation"); + DERValue val = der.read(); + if (val.getTag() != DER.OBJECT_IDENTIFIER) + throw new IOException("malformed CertPolicyId"); + OID policyId = (OID) val.getValue(); + policyList.add(policyId); + if (val.getEncodedLength() < policyInfo.getLength()) + { + DERValue qual = der.read(); + int len2 = 0; + LinkedList quals = new LinkedList(); + while (len2 < qual.getLength()) + { + val = der.read(); + quals.add(new PolicyQualifierInfo(val.getEncoded())); + der.skip(val.getLength()); + len2 += val.getEncodedLength(); + } + qualifierMap.put(policyId, quals); + } + len += policyInfo.getEncodedLength(); + } + + policies = Collections.unmodifiableList(policyList); + policyQualifierInfos = Collections.unmodifiableMap(qualifierMap); + } + + public CertificatePolicies (final List policies, + final Map policyQualifierInfos) + { + for (Iterator it = policies.iterator(); it.hasNext(); ) + if (!(it.next() instanceof OID)) + throw new IllegalArgumentException ("policies must be OIDs"); + for (Iterator it = policyQualifierInfos.entrySet().iterator(); it.hasNext();) + { + Map.Entry e = (Map.Entry) it.next(); + if (!(e.getKey() instanceof OID) || !policies.contains (e.getKey())) + throw new IllegalArgumentException + ("policyQualifierInfos keys must be OIDs"); + if (!(e.getValue() instanceof List)) + throw new IllegalArgumentException + ("policyQualifierInfos values must be Lists of PolicyQualifierInfos"); + for (Iterator it2 = ((List) e.getValue()).iterator(); it.hasNext(); ) + if (!(it2.next() instanceof PolicyQualifierInfo)) + throw new IllegalArgumentException + ("policyQualifierInfos values must be Lists of PolicyQualifierInfos"); + } + this.policies = Collections.unmodifiableList (new ArrayList (policies)); + this.policyQualifierInfos = Collections.unmodifiableMap + (new HashMap (policyQualifierInfos)); + } + + // Instance methods. + // ------------------------------------------------------------------------- + + public List getPolicies() + { + return policies; + } + + public List getPolicyQualifierInfos(OID oid) + { + return (List) policyQualifierInfos.get(oid); + } + + public byte[] getEncoded() + { + if (encoded == null) + { + List pol = new ArrayList (policies.size()); + for (Iterator it = policies.iterator(); it.hasNext(); ) + { + OID policy = (OID) it.next(); + List qualifiers = getPolicyQualifierInfos (policy); + List l = new ArrayList (qualifiers == null ? 1 : 2); + l.add (new DERValue (DER.OBJECT_IDENTIFIER, policy)); + if (qualifiers != null) + { + List ll = new ArrayList (qualifiers.size()); + for (Iterator it2 = qualifiers.iterator(); it.hasNext(); ) + { + PolicyQualifierInfo info = (PolicyQualifierInfo) it2.next(); + try + { + ll.add (DERReader.read (info.getEncoded())); + } + catch (IOException ioe) + { + } + } + l.add (new DERValue (DER.CONSTRUCTED|DER.SEQUENCE, ll)); + } + pol.add (new DERValue (DER.CONSTRUCTED|DER.SEQUENCE, l)); + } + encoded = new DERValue (DER.CONSTRUCTED|DER.SEQUENCE, pol).getEncoded(); + } + return (byte[]) encoded.clone(); + } + + public String toString() + { + return CertificatePolicies.class.getName() + " [ policies=" + policies + + " policyQualifierInfos=" + policyQualifierInfos + " ]"; + } +} |