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 java.math.BigInteger; 22adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.security.asn1.ASN1Boolean; 23adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.security.asn1.ASN1Integer; 24adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.security.asn1.ASN1Sequence; 257365de1056414750d0a7d1fdd26025fd247f0d04Jesse Wilsonimport org.apache.harmony.security.asn1.ASN1Type; 26adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Projectimport org.apache.harmony.security.asn1.BerInputStream; 27adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 28adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project/** 29adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Basic Constraints Extension (OID == 2.5.29.19). 30adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 31adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * The ASN.1 definition for Basic Constraints Extension is: 32adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 33adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * <pre> 34adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * id-ce-basicConstraints OBJECT IDENTIFIER ::= { id-ce 19 } 35adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * 36adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * BasicConstraints ::= SEQUENCE { 375c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson * ca BOOLEAN DEFAULT FALSE, 38adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * pathLenConstraint INTEGER (0..MAX) OPTIONAL 39adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * } 40adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * </pre> 41adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * (as specified in RFC 3280) 42adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 435c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilsonpublic final class BasicConstraints extends ExtensionValue { 445c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson /** is CA */ 455c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson private boolean ca = false; 465c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson /** path len constraint */ 47adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project private int pathLenConstraint = Integer.MAX_VALUE; 48adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 49adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 50adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Creates the extension object on the base of its encoded form. 51adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 52adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public BasicConstraints(byte[] encoding) throws IOException { 53adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project super(encoding); 54adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project Object[] values = (Object[]) ASN1.decode(encoding); 555c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson ca = (Boolean) values[0]; 56adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (values[1] != null) { 57adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project pathLenConstraint = new BigInteger((byte[]) values[1]).intValue(); 58adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 59adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 60adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 61beee0a569bf1077f0d3be516fed63661fcedde5cBrian Carlstrom public boolean getCa() { 62beee0a569bf1077f0d3be516fed63661fcedde5cBrian Carlstrom return ca; 63beee0a569bf1077f0d3be516fed63661fcedde5cBrian Carlstrom } 64beee0a569bf1077f0d3be516fed63661fcedde5cBrian Carlstrom 65adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public int getPathLenConstraint() { 66adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return pathLenConstraint; 67adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 68adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 69adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 70adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * Returns the encoded form of the object. 71adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 72adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project public byte[] getEncoded() { 73adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project if (encoding == null) { 745c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson encoding = ASN1.encode(new Object[]{ca, BigInteger.valueOf(pathLenConstraint) }); 75adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 76adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return encoding; 77adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 78adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 798216dc1fd9d31867770439985c3d66570330e4c7Elliott Hughes public void dumpValue(StringBuilder sb, String prefix) { 808216dc1fd9d31867770439985c3d66570330e4c7Elliott Hughes sb.append(prefix).append("BasicConstraints [\n").append(prefix) 815c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson .append(" CA: ").append(ca) 82f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes .append("\n ").append(prefix).append("pathLenConstraint: ") 83adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project .append(pathLenConstraint).append('\n').append(prefix) 84f33eae7e84eb6d3b0f4e86b59605bb3de73009f3Elliott Hughes .append("]\n"); 85adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 86adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 87adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project /** 88adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project * ASN.1 Encoder/Decoder. 89adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project */ 902f9e468ed4985edfd5e351faf2089d91e561e41dElliott Hughes public static final ASN1Type ASN1 = new ASN1Sequence(new ASN1Type[] { 91adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project ASN1Boolean.getInstance(), ASN1Integer.getInstance() }) { 92adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project { 93adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setDefault(Boolean.FALSE, 0); 94adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project setOptional(1); 95adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 96adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 975c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson public Object getDecodedObject(BerInputStream in) throws IOException { 98adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project return in.content; 99adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 100adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project 101adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project protected void getValues(Object object, Object[] values) { 1025c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson Object[] array = (Object[]) object; 1035c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson values[0] = array[0]; 1045c27fb80ffd335aa45dc8829ba3ecbc18c01e4e8Jesse Wilson values[1] = ((BigInteger) array[1]).toByteArray(); 105adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project } 106adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project }; 107adc854b798c1cfe3bfd4c27d68d5cee38ca617daThe Android Open Source Project} 108