1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpackage org.bouncycastle.asn1; 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.io.IOException; 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.util.Enumeration; 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * BER TaggedObject - in ASN.1 nottation this is any object proceeded by 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * a [n] where n is some number - these are assume to follow the construction 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * rules (as with sequences). 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic class BERTaggedObject 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project extends DERTaggedObject 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project{ 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param tagNo the tag number for this object. 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param obj the tagged object. 17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public BERTaggedObject( 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int tagNo, 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project DEREncodable obj) 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super(tagNo, obj); 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param explicit true if an explicitly tagged object. 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param tagNo the tag number for this object. 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param obj the tagged object. 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public BERTaggedObject( 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project boolean explicit, 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int tagNo, 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project DEREncodable obj) 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super(explicit, tagNo, obj); 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * create an implicitly tagged object that contains a zero 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * length sequence. 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public BERTaggedObject( 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int tagNo) 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super(false, tagNo, new BERSequence()); 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project void encode( 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project DEROutputStream out) 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throws IOException 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (out instanceof ASN1OutputStream || out instanceof BEROutputStream) 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.write(CONSTRUCTED | TAGGED | tagNo); 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.write(0x80); 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (!empty) 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (!explicit) 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (obj instanceof ASN1OctetString) 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project Enumeration e; 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (obj instanceof BERConstructedOctetString) 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project e = ((BERConstructedOctetString)obj).getObjects(); 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project else 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ASN1OctetString octs = (ASN1OctetString)obj; 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project BERConstructedOctetString berO = new BERConstructedOctetString(octs.getOctets()); 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project e = berO.getObjects(); 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (e.hasMoreElements()) 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.writeObject(e.nextElement()); 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project else if (obj instanceof ASN1Sequence) 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project Enumeration e = ((ASN1Sequence)obj).getObjects(); 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (e.hasMoreElements()) 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.writeObject(e.nextElement()); 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project else if (obj instanceof ASN1Set) 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project Enumeration e = ((ASN1Set)obj).getObjects(); 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (e.hasMoreElements()) 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.writeObject(e.nextElement()); 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 100f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project else 101f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 102f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new RuntimeException("not implemented: " + obj.getClass().getName()); 103f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 104f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 105f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project else 106f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 107f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.writeObject(obj); 108f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 109f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 110f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 111f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.write(0x00); 112f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.write(0x00); 113f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 114f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project else 115f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project { 116f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super.encode(out); 117f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 118f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 119f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 120