diff options
Diffstat (limited to 'libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/BERTaggedObject.java')
-rw-r--r-- | libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/BERTaggedObject.java | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/BERTaggedObject.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/BERTaggedObject.java deleted file mode 100644 index bd55e5970..000000000 --- a/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/BERTaggedObject.java +++ /dev/null @@ -1,147 +0,0 @@ -package org.spongycastle.asn1; - -import java.io.IOException; -import java.util.Enumeration; - -/** - * BER TaggedObject - in ASN.1 notation this is any object preceded by - * a [n] where n is some number - these are assumed to follow the construction - * rules (as with sequences). - */ -public class BERTaggedObject - extends ASN1TaggedObject -{ - /** - * @param tagNo the tag number for this object. - * @param obj the tagged object. - */ - public BERTaggedObject( - int tagNo, - ASN1Encodable obj) - { - super(true, tagNo, obj); - } - - /** - * @param explicit true if an explicitly tagged object. - * @param tagNo the tag number for this object. - * @param obj the tagged object. - */ - public BERTaggedObject( - boolean explicit, - int tagNo, - ASN1Encodable obj) - { - super(explicit, tagNo, obj); - } - - /** - * create an implicitly tagged object that contains a zero - * length sequence. - */ - public BERTaggedObject( - int tagNo) - { - super(false, tagNo, new BERSequence()); - } - - boolean isConstructed() - { - if (!empty) - { - if (explicit) - { - return true; - } - else - { - ASN1Primitive primitive = obj.toASN1Primitive().toDERObject(); - - return primitive.isConstructed(); - } - } - else - { - return true; - } - } - - int encodedLength() - throws IOException - { - if (!empty) - { - ASN1Primitive primitive = obj.toASN1Primitive(); - int length = primitive.encodedLength(); - - if (explicit) - { - return StreamUtil.calculateTagLength(tagNo) + StreamUtil.calculateBodyLength(length) + length; - } - else - { - // header length already in calculation - length = length - 1; - - return StreamUtil.calculateTagLength(tagNo) + length; - } - } - else - { - return StreamUtil.calculateTagLength(tagNo) + 1; - } - } - - void encode( - ASN1OutputStream out) - throws IOException - { - out.writeTag(BERTags.CONSTRUCTED | BERTags.TAGGED, tagNo); - out.write(0x80); - - if (!empty) - { - if (!explicit) - { - Enumeration e; - if (obj instanceof ASN1OctetString) - { - if (obj instanceof BEROctetString) - { - e = ((BEROctetString)obj).getObjects(); - } - else - { - ASN1OctetString octs = (ASN1OctetString)obj; - BEROctetString berO = new BEROctetString(octs.getOctets()); - e = berO.getObjects(); - } - } - else if (obj instanceof ASN1Sequence) - { - e = ((ASN1Sequence)obj).getObjects(); - } - else if (obj instanceof ASN1Set) - { - e = ((ASN1Set)obj).getObjects(); - } - else - { - throw new RuntimeException("not implemented: " + obj.getClass().getName()); - } - - while (e.hasMoreElements()) - { - out.writeObject((ASN1Encodable)e.nextElement()); - } - } - else - { - out.writeObject(obj); - } - } - - out.write(0x00); - out.write(0x00); - } -} |