SubjectKeyIdentifier.java revision 5c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8
1adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/* 2adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Licensed to the Apache Software Foundation (ASF) under one or more 3adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * contributor license agreements. See the NOTICE file distributed with 4adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * this work for additional information regarding copyright ownership. 5adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The ASF licenses this file to You under the Apache License, Version 2.0 6adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * (the "License"); you may not use this file except in compliance with 7adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * the License. You may obtain a copy of the License at 8adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 9adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 10adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 11adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Unless required by applicable law or agreed to in writing, software 12adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 13adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * See the License for the specific language governing permissions and 15adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * limitations under the License. 16adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 17adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 18adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectpackage org.apache.harmony.security.x509; 19adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 20adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport java.io.IOException; 21adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.security.asn1.ASN1OctetString; 22adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.security.utils.Array; 23adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 24adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/** 25adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Subject Key Identifier Extension (OID = 2.5.29.14). 26adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 27adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The ASN.1 definition for extension is: 28adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 29adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * <pre> 30adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * id-ce-subjectKeyIdentifier OBJECT IDENTIFIER ::= { id-ce 14 } 31adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 32adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * SubjectKeyIdentifier ::= KeyIdentifier 33adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 34adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * KeyIdentifier ::= OCTET STRING 35adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * </pre> 36adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * (as specified in RFC 3280 http://www.ietf.org/rfc/rfc3280.txt) 37adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 385c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilsonpublic final class SubjectKeyIdentifier extends ExtensionValue { 39adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 40adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project // the value of key identifier 41adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private final byte[] keyIdentifier; 42adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 43adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 44adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates the object on the base of the value of key identifier. 45adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 46adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public SubjectKeyIdentifier(byte[] keyIdentifier) { 47adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project this.keyIdentifier = keyIdentifier; 48adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 49adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 50adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 51adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates an object on the base of its encoded form. 52adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 53adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public static SubjectKeyIdentifier decode(byte[] encoding) 54adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project throws IOException { 55adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project SubjectKeyIdentifier res = new SubjectKeyIdentifier((byte[]) 56adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ASN1OctetString.getInstance().decode(encoding)); 57adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project res.encoding = encoding; 58adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return res; 59adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 60adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 615c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson @Override public byte[] getEncoded() { 62adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (encoding == null) { 63adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project encoding = ASN1OctetString.getInstance().encode(keyIdentifier); 64adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 65adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return encoding; 66adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 67adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 685c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson @Override public void dumpValue(StringBuffer buffer, String prefix) { 69f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes buffer.append(prefix).append("SubjectKeyIdentifier: [\n"); 70adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project buffer.append(Array.toString(keyIdentifier, prefix)); 71f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes buffer.append(prefix).append("]\n"); 72adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 73adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project} 74adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 75