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; 26e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughesimport java.io.UnsupportedEncodingException; 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.text.SimpleDateFormat; 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.util.TimeZone; 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * This class represents ASN.1 GeneralizedTime type. 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 34e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes * @see http://asn1.elibel.tm.fr/en/standards/index.htm 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic class ASN1GeneralizedTime extends ASN1Time { 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // default implementation 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private static final ASN1GeneralizedTime ASN1 = new ASN1GeneralizedTime(); 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Constructs ASN.1 GeneralizedTime type 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The constructor is provided for inheritance purposes 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * when there is a need to create a custom ASN.1 GeneralizedTime type. 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * To get a default implementation it is recommended to use 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * getInstance() method. 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ASN1GeneralizedTime() { 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super(TAG_GENERALIZEDTIME); 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Returns ASN.1 GeneralizedTime type default implementation 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * The default implementation works with encoding 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * that is represented as Date object. 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * @return ASN.1 GeneralizedTime type default implementation 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public static ASN1GeneralizedTime getInstance() { 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return ASN1; 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Decode 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public Object decode(BerInputStream in) throws IOException { 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project in.readGeneralizedTime(); 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (in.isVerify) { 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return null; 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return getDecodedObject(in); 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Encode 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void encodeContent(BerOutputStream out) { 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.encodeGeneralizedTime(); 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // FIXME support only one format for encoding, do we need others? 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // According to X.680: 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // four digit year, seconds always presented 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // and fractional-seconds elements without 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // trailing 0's (must be cut later from content) 97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private final static String GEN_PATTERN = "yyyyMMddHHmmss.SSS"; //$NON-NLS-1$ 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void setEncodingContent(BerOutputStream out) { 100f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 101f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project SimpleDateFormat sdf = new SimpleDateFormat(GEN_PATTERN); 102f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project sdf.setTimeZone(TimeZone.getTimeZone("UTC")); //$NON-NLS-1$ 103f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project String temp = sdf.format(out.content); 104f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // cut off trailing 0s 105f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int nullId; 106f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int currLength; 107f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (((nullId = temp.lastIndexOf('0', currLength = temp.length() - 1)) != -1) 108f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project & (nullId == currLength)) { 109f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project temp = temp.substring(0, nullId); 110f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 111f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // deal with point (cut off if it is last char) 112f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (temp.charAt(currLength) == '.') { 113f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project temp = temp.substring(0, currLength); 114f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 115e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes 116e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes try { 117e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes out.content = (temp + "Z").getBytes("UTF-8"); //$NON-NLS-1$ //$NON-NLS-2$ 118e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes } catch (UnsupportedEncodingException e) { 119e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes throw new RuntimeException(e.getMessage()); 120e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes } 121e7637fe9734c4e3bece51db6773505c04e49fabaElliott Hughes 122f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.length = ((byte[]) out.content).length; 123f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 124f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 125