package org.bouncycastle.asn1.x509;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Vector;
import org.bouncycastle.asn1.ASN1Encodable;
import org.bouncycastle.asn1.ASN1EncodableVector;
import org.bouncycastle.asn1.ASN1OctetString;
import org.bouncycastle.asn1.ASN1Sequence;
import org.bouncycastle.asn1.ASN1TaggedObject;
import org.bouncycastle.asn1.DERBoolean;
import org.bouncycastle.asn1.DERObject;
import org.bouncycastle.asn1.DERObjectIdentifier;
import org.bouncycastle.asn1.DERSequence;
// BEGIN android-added
import org.bouncycastle.asn1.OrderedTable;
// END android-added
public class X509Extensions
extends ASN1Encodable
{
/**
* Subject Directory Attributes
*/
public static final DERObjectIdentifier SubjectDirectoryAttributes = new DERObjectIdentifier("2.5.29.9");
/**
* Subject Key Identifier
*/
public static final DERObjectIdentifier SubjectKeyIdentifier = new DERObjectIdentifier("2.5.29.14");
/**
* Key Usage
*/
public static final DERObjectIdentifier KeyUsage = new DERObjectIdentifier("2.5.29.15");
/**
* Private Key Usage Period
*/
public static final DERObjectIdentifier PrivateKeyUsagePeriod = new DERObjectIdentifier("2.5.29.16");
/**
* Subject Alternative Name
*/
public static final DERObjectIdentifier SubjectAlternativeName = new DERObjectIdentifier("2.5.29.17");
/**
* Issuer Alternative Name
*/
public static final DERObjectIdentifier IssuerAlternativeName = new DERObjectIdentifier("2.5.29.18");
/**
* Basic Constraints
*/
public static final DERObjectIdentifier BasicConstraints = new DERObjectIdentifier("2.5.29.19");
/**
* CRL Number
*/
public static final DERObjectIdentifier CRLNumber = new DERObjectIdentifier("2.5.29.20");
/**
* Reason code
*/
public static final DERObjectIdentifier ReasonCode = new DERObjectIdentifier("2.5.29.21");
/**
* Hold Instruction Code
*/
public static final DERObjectIdentifier InstructionCode = new DERObjectIdentifier("2.5.29.23");
/**
* Invalidity Date
*/
public static final DERObjectIdentifier InvalidityDate = new DERObjectIdentifier("2.5.29.24");
/**
* Delta CRL indicator
*/
public static final DERObjectIdentifier DeltaCRLIndicator = new DERObjectIdentifier("2.5.29.27");
/**
* Issuing Distribution Point
*/
public static final DERObjectIdentifier IssuingDistributionPoint = new DERObjectIdentifier("2.5.29.28");
/**
* Certificate Issuer
*/
public static final DERObjectIdentifier CertificateIssuer = new DERObjectIdentifier("2.5.29.29");
/**
* Name Constraints
*/
public static final DERObjectIdentifier NameConstraints = new DERObjectIdentifier("2.5.29.30");
/**
* CRL Distribution Points
*/
public static final DERObjectIdentifier CRLDistributionPoints = new DERObjectIdentifier("2.5.29.31");
/**
* Certificate Policies
*/
public static final DERObjectIdentifier CertificatePolicies = new DERObjectIdentifier("2.5.29.32");
/**
* Policy Mappings
*/
public static final DERObjectIdentifier PolicyMappings = new DERObjectIdentifier("2.5.29.33");
/**
* Authority Key Identifier
*/
public static final DERObjectIdentifier AuthorityKeyIdentifier = new DERObjectIdentifier("2.5.29.35");
/**
* Policy Constraints
*/
public static final DERObjectIdentifier PolicyConstraints = new DERObjectIdentifier("2.5.29.36");
/**
* Extended Key Usage
*/
public static final DERObjectIdentifier ExtendedKeyUsage = new DERObjectIdentifier("2.5.29.37");
/**
* Freshest CRL
*/
public static final DERObjectIdentifier FreshestCRL = new DERObjectIdentifier("2.5.29.46");
/**
* Inhibit Any Policy
*/
public static final DERObjectIdentifier InhibitAnyPolicy = new DERObjectIdentifier("2.5.29.54");
/**
* Authority Info Access
*/
public static final DERObjectIdentifier AuthorityInfoAccess = new DERObjectIdentifier("1.3.6.1.5.5.7.1.1");
/**
* Subject Info Access
*/
public static final DERObjectIdentifier SubjectInfoAccess = new DERObjectIdentifier("1.3.6.1.5.5.7.1.11");
/**
* BiometricInfo
*/
public static final DERObjectIdentifier BiometricInfo = new DERObjectIdentifier("1.3.6.1.5.5.7.1.2");
/**
* QCStatements
*/
public static final DERObjectIdentifier QCStatements = new DERObjectIdentifier("1.3.6.1.5.5.7.1.3");
// BEGIN android-changed
private OrderedTable table = new OrderedTable();
// END android-changed
public static X509Extensions getInstance(
ASN1TaggedObject obj,
boolean explicit)
{
return getInstance(ASN1Sequence.getInstance(obj, explicit));
}
public static X509Extensions getInstance(
Object obj)
{
if (obj == null || obj instanceof X509Extensions)
{
return (X509Extensions)obj;
}
if (obj instanceof ASN1Sequence)
{
return new X509Extensions((ASN1Sequence)obj);
}
if (obj instanceof ASN1TaggedObject)
{
return getInstance(((ASN1TaggedObject)obj).getObject());
}
throw new IllegalArgumentException("illegal object in getInstance: " + obj.getClass().getName());
}
/**
* Constructor from ASN1Sequence.
*
* the extensions are a list of constructed sequences, either with (OID, OctetString) or (OID, Boolean, OctetString)
*/
public X509Extensions(
ASN1Sequence seq)
{
Enumeration e = seq.getObjects();
while (e.hasMoreElements())
{
ASN1Sequence s = ASN1Sequence.getInstance(e.nextElement());
// BEGIN android-changed
int sSize = s.size();
DERObjectIdentifier key = (DERObjectIdentifier) s.getObjectAt(0);
Object value;
if (sSize == 3)
{
value = new X509Extension(DERBoolean.getInstance(s.getObjectAt(1)), ASN1OctetString.getInstance(s.getObjectAt(2)));
}
else if (sSize == 2)
{
value = new X509Extension(false, ASN1OctetString.getInstance(s.getObjectAt(1)));
}
else
{
throw new IllegalArgumentException("Bad sequence size: " + sSize);
}
table.add(key, value);
// END android-changed
}
}
/**
* constructor from a table of extensions.
* <p>
* it's is assumed the table contains OID/String pairs.
*/
public X509Extensions(
Hashtable extensions)
{
this(null, extensions);
}
/**
* Constructor from a table of extensions with ordering.
* <p>
* It's is assumed the table contains OID/String pairs.
*/
public X509Extensions(
Vector ordering,
Hashtable extensions)
{
Enumeration e;
if (ordering == null)
{
e = extensions.keys();
}
else
{
e = ordering.elements();
}
// BEGIN android-changed
while (e.hasMoreElements())
{
DERObjectIdentifier oid = (DERObjectIdentifier)e.nextElement();
X509Extension ext = (X509Extension)extensions.get(oid);
table.add(oid, ext);
}
// END android-changed
}
/**
* Constructor from two vectors
*
* @param objectIDs a vector of the object identifiers.
* @param values a vector of the extension values.
*/
public X509Extensions(
Vector objectIDs,
Vector values)
{
Enumeration e = objectIDs.elements();
// BEGIN android-changed
int count = 0;
while (e.hasMoreElements())
{
DERObjectIdentifier oid = (DERObjectIdentifier)e.nextElement();
X509Extension ext = (X509Extension)values.elementAt(count);
table.add(oid, ext);
count++;
}
// END android-changed
}
/**
* return an Enumeration of the extension field's object ids.
*/
public Enumeration oids()
{
// BEGIN android-changed
return table.getKeys();
// END android-changed
}
/**
* return the extension represented by the object identifier
* passed in.
*
* @return the extension if it's present, null otherwise.
*/
public X509Extension getExtension(
DERObjectIdentifier oid)
{
// BEGIN android-changed
return (X509Extension)table.get(oid);
// END android-changed
}
/**
* <pre>
* Extensions ::= SEQUENCE SIZE (1..MAX) OF Extension
*
* Extension ::= SEQUENCE {
* extnId EXTENSION.&id ({ExtensionSet}),
* critical BOOLEAN DEFAULT FALSE,
* extnValue OCTET STRING }
* </pre>
*/
public DERObject toASN1Object()
{
// BEGIN android-changed
int size = table.size();
ASN1EncodableVector vec = new ASN1EncodableVector();
for (int i = 0; i < size; i++) {
DERObjectIdentifier oid = table.getKey(i);
X509Extension ext = (X509Extension)table.getValue(i);
ASN1EncodableVector v = new ASN1EncodableVector();
v.add(oid);
if (ext.isCritical())
{
v.add(DERBoolean.TRUE);
}
v.add(ext.getValue());
vec.add(new DERSequence(v));
}
// END android-changed
return new DERSequence(vec);
}
public int hashCode()
{
// BEGIN android-changed
int size = table.size();
int hashCode = 0;
for (int i = 0; i < size; i++) {
hashCode ^= table.getKey(i).hashCode();
hashCode ^= table.getValue(i).hashCode();
}
// END android-changed
return hashCode;
}
public boolean equals(
Object o)
{
if (!(o instanceof X509Extensions))
{
return false;
}
X509Extensions other = (X509Extensions)o;
// BEGIN android-changed
Enumeration e1 = table.getKeys();
Enumeration e2 = other.table.getKeys();
// END android-changed
while (e1.hasMoreElements() && e2.hasMoreElements())
{
Object o1 = e1.nextElement();
Object o2 = e2.nextElement();
if (!o1.equals(o2))
{
return false;
}
}
if (e1.hasMoreElements() || e2.hasMoreElements())
{
return false;
}
return true;
}
}
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