1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/* 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * this work for additional information regarding copyright ownership. 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * (the "License"); you may not use this file except in compliance with 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * the License. You may obtain a copy of the License at 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * See the License for the specific language governing permissions and 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * limitations under the License. 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project* @author Vladimir N. Molotkov, Stepan M. Mishura 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project* @version $Revision$ 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project*/ 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpackage org.apache.harmony.security.asn1; 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.io.IOException; 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * This class represents ASN.1 octet string type. 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @see <a href="http://asn1.elibel.tm.fr/en/standards/index.htm">ASN.1</a> 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic class ASN1OctetString extends ASN1StringType { 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // default implementation 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private static final ASN1OctetString ASN1 = new ASN1OctetString(); 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Constructs ASN.1 octet string type 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The constructor is provided for inheritance purposes 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * when there is a need to create a custom ASN.1 octet string type. 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * To get a default implementation it is recommended to use 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * getInstance() method. 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ASN1OctetString() { 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super(TAG_OCTETSTRING); 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns ASN.1 octet string type default implementation 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The default implementation works with encoding 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * that is represented as byte array. 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return ASN.1 octet string type default implementation 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public static ASN1OctetString getInstance() { 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return ASN1; 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Decode 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public Object decode(BerInputStream in) throws IOException { 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project in.readOctetString(); 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (in.isVerify) { 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return null; 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return getDecodedObject(in); 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Extracts array of bytes from BER input stream. 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @param in - BER input stream 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return array of bytes 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public Object getDecodedObject(BerInputStream in) throws IOException { 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project byte[] bytesEncoded = new byte[in.length]; 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project System.arraycopy(in.buffer, in.contentOffset, bytesEncoded, 0, 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project in.length); 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return bytesEncoded; 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Encode 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void encodeContent(BerOutputStream out) { 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.encodeOctetString(); 99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 100f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 101f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void setEncodingContent(BerOutputStream out) { 102f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.length = ((byte[]) out.content).length; 103f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 104f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 105