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author | Sergio Giro <sgiro@google.com> | 2016-02-01 18:52:42 +0000 |
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committer | Gerrit Code Review <noreply-gerritcodereview@google.com> | 2016-02-01 18:52:42 +0000 |
commit | 9218edabd1ef9852bc2f13115dcadc81b442dd6c (patch) | |
tree | 8229ff72c8cbb06f49dce3a8382930919fa6fc2b /bcprov/src/main/java/org/bouncycastle/asn1/cms/OriginatorIdentifierOrKey.java | |
parent | 9b30eb05e5be69d51881a0d1b31e503e97acd784 (diff) | |
parent | 397d32894b89b506dc318e0f83446187c9b76ebe (diff) | |
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Merge "Merge remote-tracking branch 'aosp/upstream-master' into merge-152-from-upstream"
Diffstat (limited to 'bcprov/src/main/java/org/bouncycastle/asn1/cms/OriginatorIdentifierOrKey.java')
-rw-r--r-- | bcprov/src/main/java/org/bouncycastle/asn1/cms/OriginatorIdentifierOrKey.java | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/bcprov/src/main/java/org/bouncycastle/asn1/cms/OriginatorIdentifierOrKey.java b/bcprov/src/main/java/org/bouncycastle/asn1/cms/OriginatorIdentifierOrKey.java new file mode 100644 index 0000000..2096be2 --- /dev/null +++ b/bcprov/src/main/java/org/bouncycastle/asn1/cms/OriginatorIdentifierOrKey.java @@ -0,0 +1,179 @@ +package org.bouncycastle.asn1.cms; + +import org.bouncycastle.asn1.ASN1Choice; +import org.bouncycastle.asn1.ASN1Encodable; +import org.bouncycastle.asn1.ASN1Object; +import org.bouncycastle.asn1.ASN1OctetString; +import org.bouncycastle.asn1.ASN1Primitive; +import org.bouncycastle.asn1.ASN1TaggedObject; +import org.bouncycastle.asn1.DERTaggedObject; +import org.bouncycastle.asn1.x509.SubjectKeyIdentifier; + +/** + * <a href="http://tools.ietf.org/html/rfc5652#section-6.2.2">RFC 5652</a>: + * Content encryption key delivery mechanisms. + * <pre> + * OriginatorIdentifierOrKey ::= CHOICE { + * issuerAndSerialNumber IssuerAndSerialNumber, + * subjectKeyIdentifier [0] SubjectKeyIdentifier, + * originatorKey [1] OriginatorPublicKey + * } + * + * SubjectKeyIdentifier ::= OCTET STRING + * </pre> + */ +public class OriginatorIdentifierOrKey + extends ASN1Object + implements ASN1Choice +{ + private ASN1Encodable id; + + public OriginatorIdentifierOrKey( + IssuerAndSerialNumber id) + { + this.id = id; + } + + /** + * @deprecated use version taking a SubjectKeyIdentifier + */ + public OriginatorIdentifierOrKey( + ASN1OctetString id) + { + this(new SubjectKeyIdentifier(id.getOctets())); + } + + public OriginatorIdentifierOrKey( + SubjectKeyIdentifier id) + { + this.id = new DERTaggedObject(false, 0, id); + } + + public OriginatorIdentifierOrKey( + OriginatorPublicKey id) + { + this.id = new DERTaggedObject(false, 1, id); + } + + /** + * @deprecated use more specific version + */ + public OriginatorIdentifierOrKey( + ASN1Primitive id) + { + this.id = id; + } + + /** + * Return an OriginatorIdentifierOrKey object from a tagged object. + * + * @param o the tagged object holding the object we want. + * @param explicit true if the object is meant to be explicitly + * tagged false otherwise. + * @exception IllegalArgumentException if the object held by the + * tagged object cannot be converted. + */ + public static OriginatorIdentifierOrKey getInstance( + ASN1TaggedObject o, + boolean explicit) + { + if (!explicit) + { + throw new IllegalArgumentException( + "Can't implicitly tag OriginatorIdentifierOrKey"); + } + + return getInstance(o.getObject()); + } + + /** + * Return an OriginatorIdentifierOrKey object from the given object. + * <p> + * Accepted inputs: + * <ul> + * <li> null → null + * <li> {@link OriginatorIdentifierOrKey} object + * <li> {@link IssuerAndSerialNumber} object + * <li> {@link SubjectKeyIdentifier} object + * <li> {@link OriginatorPublicKey} object + * <li> {@link org.bouncycastle.asn1.ASN1TaggedObject#getInstance(java.lang.Object) ASN1TaggedObject} input formats with IssuerAndSerialNumber structure inside + * </ul> + * + * @param o the object we want converted. + * @exception IllegalArgumentException if the object cannot be converted. + */ + public static OriginatorIdentifierOrKey getInstance( + Object o) + { + if (o == null || o instanceof OriginatorIdentifierOrKey) + { + return (OriginatorIdentifierOrKey)o; + } + + if (o instanceof IssuerAndSerialNumber) + { + return new OriginatorIdentifierOrKey((IssuerAndSerialNumber)o); + } + + if (o instanceof SubjectKeyIdentifier) + { + return new OriginatorIdentifierOrKey((SubjectKeyIdentifier)o); + } + + if (o instanceof OriginatorPublicKey) + { + return new OriginatorIdentifierOrKey((OriginatorPublicKey)o); + } + + if (o instanceof ASN1TaggedObject) + { + // TODO Add validation + return new OriginatorIdentifierOrKey((ASN1TaggedObject)o); + } + + throw new IllegalArgumentException("Invalid OriginatorIdentifierOrKey: " + o.getClass().getName()); + } + + public ASN1Encodable getId() + { + return id; + } + + public IssuerAndSerialNumber getIssuerAndSerialNumber() + { + if (id instanceof IssuerAndSerialNumber) + { + return (IssuerAndSerialNumber)id; + } + + return null; + } + + public SubjectKeyIdentifier getSubjectKeyIdentifier() + { + if (id instanceof ASN1TaggedObject && ((ASN1TaggedObject)id).getTagNo() == 0) + { + return SubjectKeyIdentifier.getInstance((ASN1TaggedObject)id, false); + } + + return null; + } + + public OriginatorPublicKey getOriginatorKey() + { + if (id instanceof ASN1TaggedObject && ((ASN1TaggedObject)id).getTagNo() == 1) + { + return OriginatorPublicKey.getInstance((ASN1TaggedObject)id, false); + } + + return null; + } + + /** + * Produce an object suitable for an ASN1OutputStream. + */ + public ASN1Primitive toASN1Primitive() + { + return id.toASN1Primitive(); + } +} |