diff options
Diffstat (limited to 'pki/base/util/src/com/netscape/cmsutil/ocsp/Signature.java')
| -rw-r--r-- | pki/base/util/src/com/netscape/cmsutil/ocsp/Signature.java | 248 |
1 files changed, 134 insertions, 114 deletions
diff --git a/pki/base/util/src/com/netscape/cmsutil/ocsp/Signature.java b/pki/base/util/src/com/netscape/cmsutil/ocsp/Signature.java index 64194e1c..2810182e 100644 --- a/pki/base/util/src/com/netscape/cmsutil/ocsp/Signature.java +++ b/pki/base/util/src/com/netscape/cmsutil/ocsp/Signature.java @@ -33,127 +33,147 @@ import org.mozilla.jss.pkix.primitive.AlgorithmIdentifier; /** * RFC 2560: - * + * * <pre> * Signature ::= SEQUENCE { * signatureAlgorithm AlgorithmIdentifier, * signature BIT STRING, * certs [0] EXPLICIT SEQUENCE OF Certificate OPTIONAL } * </pre> - * + * * @version $Revision$ $Date$ */ -public class Signature implements ASN1Value { - // ///////////////////////////////////////////////////////////////////// - // Members and member access - // ///////////////////////////////////////////////////////////////////// - private AlgorithmIdentifier signatureAlgorithm; - private BIT_STRING signature; - private SEQUENCE certs; - private SEQUENCE sequence; - - public AlgorithmIdentifier getSignatureAlgorithm() { - return signatureAlgorithm; - } - - public BIT_STRING getSignature() { - return signature; - } - - public int getCertificateCount() { - if (certs == null) { - return 0; - } else { - return certs.size(); - } - } - - public Certificate getCertificateAt(int index) { - if (certs == null) { - throw new ArrayIndexOutOfBoundsException(); - } - return (Certificate) certs.elementAt(index); - } - - // ///////////////////////////////////////////////////////////////////// - // constructors - // ///////////////////////////////////////////////////////////////////// - private Signature() { - } - - public Signature(AlgorithmIdentifier signatureAlgorithm, - BIT_STRING signature, SEQUENCE certs) { - sequence = new SEQUENCE(); - - this.signatureAlgorithm = signatureAlgorithm; - sequence.addElement(signatureAlgorithm); - - this.signature = signature; - sequence.addElement(signature); - - this.certs = certs; - sequence.addElement(certs); - } - - // ///////////////////////////////////////////////////////////////////// - // encode / decode - // ///////////////////////////////////////////////////////////////////// - private 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.encode(implicitTag, ostream); - } - - private static final Template templateInstance = new Template(); - - public static Template getTemplate() { - return templateInstance; - } - - /** - * A Template for decoding Request. - */ - public static class Template implements ASN1Template { - - private SEQUENCE.Template seqt; - - public Template() { - seqt = new SEQUENCE.Template(); - seqt.addElement(AlgorithmIdentifier.getTemplate()); - seqt.addElement(BIT_STRING.getTemplate()); - seqt.addOptionalElement(new EXPLICIT.Template(new Tag(0), - new SEQUENCE.OF_Template(new Certificate.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); - SEQUENCE certs = null; - if (seq.elementAt(2) != null) { - certs = (SEQUENCE) ((EXPLICIT) seq.elementAt(2)).getContent(); - } - - return new Signature((AlgorithmIdentifier) seq.elementAt(0), - (BIT_STRING) seq.elementAt(1), certs); - } - } +public class Signature implements ASN1Value +{ + /////////////////////////////////////////////////////////////////////// + // Members and member access + /////////////////////////////////////////////////////////////////////// + private AlgorithmIdentifier signatureAlgorithm; + private BIT_STRING signature; + private SEQUENCE certs; + private SEQUENCE sequence; + + public AlgorithmIdentifier getSignatureAlgorithm() + { + return signatureAlgorithm; + } + + public BIT_STRING getSignature() + { + return signature; + } + + public int getCertificateCount() + { + if(certs == null) { + return 0; + } else { + return certs.size(); + } + } + + public Certificate getCertificateAt(int index) + { + if(certs == null) { + throw new ArrayIndexOutOfBoundsException(); + } + return (Certificate) certs.elementAt(index); + } + + /////////////////////////////////////////////////////////////////////// + // constructors + /////////////////////////////////////////////////////////////////////// + private Signature() { } + + public Signature(AlgorithmIdentifier signatureAlgorithm, + BIT_STRING signature, SEQUENCE certs) + { + sequence = new SEQUENCE(); + + this.signatureAlgorithm = signatureAlgorithm; + sequence.addElement(signatureAlgorithm); + + this.signature = signature; + sequence.addElement(signature); + + this.certs = certs; + sequence.addElement(certs); + } + + /////////////////////////////////////////////////////////////////////// + // encode / decode + /////////////////////////////////////////////////////////////////////// + private 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.encode(implicitTag, ostream); + } + + private static final Template templateInstance = new Template(); + + public static Template getTemplate() + { + return templateInstance; + } + + /** + * A Template for decoding Request. + */ + public static class Template implements ASN1Template + { + + private SEQUENCE.Template seqt; + + public Template() + { + seqt = new SEQUENCE.Template(); + seqt.addElement( AlgorithmIdentifier.getTemplate() ); + seqt.addElement( BIT_STRING.getTemplate() ); + seqt.addOptionalElement( + new EXPLICIT.Template( + new Tag(0), + new SEQUENCE.OF_Template( new Certificate.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); + SEQUENCE certs=null; + if( seq.elementAt(2) != null ) { + certs = (SEQUENCE) ((EXPLICIT)seq.elementAt(2)).getContent(); + } + + return new Signature( + (AlgorithmIdentifier) seq.elementAt(0), + (BIT_STRING) seq.elementAt(1), + certs); + } + } } |