diff options
Diffstat (limited to 'base/util/src/netscape/security/extensions/CertificateScopeOfUseExtension.java')
| -rw-r--r-- | base/util/src/netscape/security/extensions/CertificateScopeOfUseExtension.java | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/base/util/src/netscape/security/extensions/CertificateScopeOfUseExtension.java b/base/util/src/netscape/security/extensions/CertificateScopeOfUseExtension.java new file mode 100644 index 000000000..16641f36b --- /dev/null +++ b/base/util/src/netscape/security/extensions/CertificateScopeOfUseExtension.java @@ -0,0 +1,199 @@ +// --- 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 netscape.security.extensions; + +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.security.cert.CertificateException; +import java.util.Enumeration; +import java.util.Vector; + +import netscape.security.util.DerOutputStream; +import netscape.security.util.DerValue; +import netscape.security.util.ObjectIdentifier; +import netscape.security.x509.CertAttrSet; +import netscape.security.x509.Extension; +import netscape.security.x509.OIDMap; + +/** + * This represents the CertificateScopeOfUse extension + * as defined in draft-thayes-cert-scope-00 + * + * CertificateScopeEntry ::= SEQUENCE { + * name GeneralName, -- pattern, as for NameConstraints + * portNumber INTEGER OPTIONAL + * } + * CertificateScopeOfUse ::= SEQUENCE OF CertificateScopeEntry + * + * @author thomask + * @version $Revision$, $Date$ + */ +public class CertificateScopeOfUseExtension extends Extension + implements CertAttrSet { + /** + * + */ + private static final long serialVersionUID = 2143292831971567770L; + public static final String NAME = "CertificateScopeOfUse"; + public static final int OID[] = { 2, 16, 840, 1, 113730, 1, 17 }; + public static final ObjectIdentifier ID = new ObjectIdentifier(OID); + + private Vector<CertificateScopeEntry> mEntries = null; + + static { + try { + OIDMap.addAttribute(CertificateScopeOfUseExtension.class.getName(), + ID.toString(), NAME); + } catch (CertificateException e) { + } + } + + public CertificateScopeOfUseExtension(boolean critical, Vector<CertificateScopeEntry> scopeEntries) + throws IOException { + this.extensionId = ID; + this.critical = critical; + this.extensionValue = null; // build this when encodeThis() is called + mEntries = scopeEntries; + encodeThis(); + } + + public CertificateScopeOfUseExtension(boolean critical) { + this.extensionId = ID; + this.critical = critical; + this.extensionValue = null; // build this when encodeThis() is called + } + + public CertificateScopeOfUseExtension(Boolean critical, Object value) + throws IOException { + this.extensionId = ID; + this.critical = critical.booleanValue(); + this.extensionValue = (byte[]) ((byte[]) value).clone(); + decodeThis(); + } + + public String getName() { + return NAME; + } + + public Vector<CertificateScopeEntry> getCertificateScopeEntries() { + return mEntries; + } + + /** + * Sets extension attribute. + */ + public void set(String name, Object obj) throws CertificateException { + // NOT USED + } + + /** + * Retrieves extension attribute. + */ + public Object get(String name) throws CertificateException { + // NOT USED + return null; + } + + /** + * Deletes attribute. + */ + public void delete(String name) throws CertificateException { + // NOT USED + } + + /** + * Decodes this extension. + */ + public void decode(InputStream in) throws IOException { + // NOT USED + } + + /** + * Return an enumeration of names of attributes existing within this + * attribute. + */ + public Enumeration<String> getAttributeNames() { + // NOT USED + return null; + } + + private void decodeThis() throws IOException { + DerValue val = new DerValue(this.extensionValue); + + if (val.tag != DerValue.tag_Sequence) { + throw new IOException("Invalid encoding of CertificateWindow extension"); + } + mEntries = new Vector<CertificateScopeEntry>(); + while (val.data.available() != 0) { + mEntries.addElement(new CertificateScopeEntry( + val.data.getDerValue())); + } + } + + private void encodeThis() throws IOException { + DerOutputStream seq = new DerOutputStream(); + DerOutputStream tmp = new DerOutputStream(); + + if (mEntries == null) + throw new IOException("Invalid Scope Entries"); + + for (int i = 0; i < mEntries.size(); i++) { + CertificateScopeEntry se = (CertificateScopeEntry) + mEntries.elementAt(i); + + se.encode(tmp); + } + + seq.write(DerValue.tag_Sequence, tmp); + this.extensionValue = seq.toByteArray(); + } + + /** + * Write the extension to the DerOutputStream. + * + * @param out the DerOutputStream to write the extension to. + * @exception IOException on encoding errors. + */ + public void encode(OutputStream out) throws IOException { + DerOutputStream tmp = new DerOutputStream(); + + if (this.extensionValue == null) { + encodeThis(); + } + super.encode(tmp); + out.write(tmp.toByteArray()); + } + + /** + * Returns a printable representation of the CertificateRenewalWindow. + */ + public String toString() { + String s = super.toString() + "CertificateUseOfScope [\n"; + + if (mEntries != null) { + for (int i = 0; i < mEntries.size(); i++) { + CertificateScopeEntry se = (CertificateScopeEntry) + mEntries.elementAt(i); + + s += se.toString(); + } + } + return (s + "]\n"); + } +} |