EncryptionConstants


1   /*
2    * Copyright  1999-2004 The Apache Software Foundation.
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   *
16   */
17  package com.sun.org.apache.xml.internal.security.utils;
18  
19  
20  
21  import com.sun.org.apache.xml.internal.security.exceptions.XMLSecurityException;
22  
23  
24  /**
25   *
26   * @author $Author: raul $
27   */
28  public class EncryptionConstants {
29     //J-
30     // Attributes that exist in XML Signature in the same way
31      /** Tag of Attr Algorithm **/
32     public static final String   _ATT_ALGORITHM              = Constants._ATT_ALGORITHM;
33     /** Tag of Attr Id**/
34     public static final String   _ATT_ID                     = Constants._ATT_ID;
35     /** Tag of Attr Target **/
36     public static final String   _ATT_TARGET                 = Constants._ATT_TARGET;
37     /** Tag of Attr Type **/
38     public static final String   _ATT_TYPE                   = Constants._ATT_TYPE;
39     /** Tag of Attr URI **/
40     public static final String   _ATT_URI                    = Constants._ATT_URI;
41  
42     // Attributes new in XML Encryption
43     /** Tag of Attr encoding **/
44     public static final String   _ATT_ENCODING               = "Encoding";
45     /** Tag of Attr recipient **/
46     public static final String   _ATT_RECIPIENT              = "Recipient";
47     /** Tag of Attr mimetype **/
48     public static final String   _ATT_MIMETYPE               = "MimeType";
49  
50     /** Tag of Element CarriedKeyName **/
51     public static final String   _TAG_CARRIEDKEYNAME         = "CarriedKeyName";
52     /** Tag of Element CipherData **/
53     public static final String   _TAG_CIPHERDATA             = "CipherData";
54     /** Tag of Element CipherReference **/
55     public static final String   _TAG_CIPHERREFERENCE        = "CipherReference";
56     /** Tag of Element CipherValue **/
57     public static final String   _TAG_CIPHERVALUE            = "CipherValue";
58     /** Tag of Element DataReference **/
59     public static final String   _TAG_DATAREFERENCE          = "DataReference";
60     /** Tag of Element EncryptedData **/
61     public static final String   _TAG_ENCRYPTEDDATA          = "EncryptedData";
62     /** Tag of Element EncryptedKey **/
63     public static final String   _TAG_ENCRYPTEDKEY           = "EncryptedKey";
64     /** Tag of Element EncryptionMethod **/
65     public static final String   _TAG_ENCRYPTIONMETHOD       = "EncryptionMethod";
66     /** Tag of Element EncryptionProperties **/
67     public static final String   _TAG_ENCRYPTIONPROPERTIES   = "EncryptionProperties";
68     /** Tag of Element EncryptionProperty **/
69     public static final String   _TAG_ENCRYPTIONPROPERTY     = "EncryptionProperty";
70     /** Tag of Element KeyReference **/
71     public static final String   _TAG_KEYREFERENCE           = "KeyReference";
72     /** Tag of Element KeySize **/
73     public static final String   _TAG_KEYSIZE                = "KeySize";
74     /** Tag of Element OAEPparams **/
75     public static final String   _TAG_OAEPPARAMS             = "OAEPparams";
76     /** Tag of Element ReferenceList **/
77     public static final String   _TAG_REFERENCELIST          = "ReferenceList";
78     /** Tag of Element Transforms **/
79     public static final String   _TAG_TRANSFORMS             = "Transforms";
80     /** Tag of Element AgreementMethod **/
81     public static final String   _TAG_AGREEMENTMETHOD        = "AgreementMethod";
82     /** Tag of Element KA-Nonce **/
83     public static final String   _TAG_KA_NONCE               = "KA-Nonce";
84     /** Tag of Element OriginatorKeyInfo **/
85     public static final String   _TAG_ORIGINATORKEYINFO      = "OriginatorKeyInfo";
86     /** Tag of Element RecipientKeyInfo **/
87     public static final String   _TAG_RECIPIENTKEYINFO       = "RecipientKeyInfo";
88  
89     /** Field ENCRYPTIONSPECIFICATION_URL */
90     public static final String   ENCRYPTIONSPECIFICATION_URL = "http://www.w3.org/TR/2001/WD-xmlenc-core-20010626/";
91  
92     /** The namespace of the <A HREF="http://www.w3.org/TR/2001/WD-xmlenc-core-20010626/">XML Encryption Syntax and Processing</A> */
93     public static final String   EncryptionSpecNS = "http://www.w3.org/2001/04/xmlenc#";
94  
95     /** URI for content*/
96     public static final String   TYPE_CONTENT                = EncryptionSpecNS + "Content";
97     /** URI for element*/
98     public static final String   TYPE_ELEMENT                = EncryptionSpecNS + "Element";
99     /** URI for mediatype*/
100    public static final String   TYPE_MEDIATYPE              = "http://www.isi.edu/in-notes/iana/assignments/media-types/"; // + "*/*";
101 
102    /** Block Encryption - REQUIRED TRIPLEDES */
103    public static final String   ALGO_ID_BLOCKCIPHER_TRIPLEDES = EncryptionConstants.EncryptionSpecNS + "tripledes-cbc";
104    /** Block Encryption - REQUIRED AES-128 */
105    public static final String   ALGO_ID_BLOCKCIPHER_AES128 = EncryptionConstants.EncryptionSpecNS + "aes128-cbc";
106    /** Block Encryption - REQUIRED AES-256 */
107    public static final String   ALGO_ID_BLOCKCIPHER_AES256 = EncryptionConstants.EncryptionSpecNS + "aes256-cbc";
108    /** Block Encryption - OPTIONAL AES-192 */
109    public static final String   ALGO_ID_BLOCKCIPHER_AES192 = EncryptionConstants.EncryptionSpecNS + "aes192-cbc";
110 
111    /** Key Transport - REQUIRED RSA-v1.5*/
112    public static final String   ALGO_ID_KEYTRANSPORT_RSA15 = EncryptionConstants.EncryptionSpecNS + "rsa-1_5";
113    /** Key Transport - REQUIRED RSA-OAEP */
114    public static final String   ALGO_ID_KEYTRANSPORT_RSAOAEP = EncryptionConstants.EncryptionSpecNS + "rsa-oaep-mgf1p";
115 
116    /** Key Agreement - OPTIONAL Diffie-Hellman */
117    public static final String   ALGO_ID_KEYAGREEMENT_DH = EncryptionConstants.EncryptionSpecNS + "dh";
118 
119    /** Symmetric Key Wrap - REQUIRED TRIPLEDES KeyWrap */
120    public static final String   ALGO_ID_KEYWRAP_TRIPLEDES = EncryptionConstants.EncryptionSpecNS + "kw-tripledes";
121    /** Symmetric Key Wrap - REQUIRED AES-128 KeyWrap */
122    public static final String   ALGO_ID_KEYWRAP_AES128 = EncryptionConstants.EncryptionSpecNS + "kw-aes128";
123    /** Symmetric Key Wrap - REQUIRED AES-256 KeyWrap */
124    public static final String   ALGO_ID_KEYWRAP_AES256 = EncryptionConstants.EncryptionSpecNS + "kw-aes256";
125    /** Symmetric Key Wrap - OPTIONAL AES-192 KeyWrap */
126    public static final String   ALGO_ID_KEYWRAP_AES192 = EncryptionConstants.EncryptionSpecNS + "kw-aes192";
127 
128    /*
129    // Message Digest - REQUIRED SHA1
130    public static final String ALGO_ID_DIGEST_SHA160 = Constants.ALGO_ID_DIGEST_SHA1;
131    // Message Digest - RECOMMENDED SHA256
132    public static final String ALGO_ID_DIGEST_SHA256 = EncryptionConstants.EncryptionSpecNS + "sha256";
133    // Message Digest - OPTIONAL SHA512
134    public static final String ALGO_ID_DIGEST_SHA512 = EncryptionConstants.EncryptionSpecNS + "sha512";
135    // Message Digest - OPTIONAL RIPEMD-160
136    public static final String ALGO_ID_DIGEST_RIPEMD160 = EncryptionConstants.EncryptionSpecNS + "ripemd160";
137    */
138 
139    /** Message Authentication - RECOMMENDED XML Digital Signature */
140    public static final String   ALGO_ID_AUTHENTICATION_XMLSIGNATURE = "http://www.w3.org/TR/2001/CR-xmldsig-core-20010419/";
141 
142    /** Canonicalization - OPTIONAL Canonical XML with Comments */
143    public static final String   ALGO_ID_C14N_WITHCOMMENTS = "http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments";
144    /** Canonicalization - OPTIONAL Canonical XML (omits comments) */
145    public static final String   ALGO_ID_C14N_OMITCOMMENTS = "http://www.w3.org/TR/2001/REC-xml-c14n-20010315";
146 
147    /** Encoding - REQUIRED base64 */
148    public static final String   ALGO_ID_ENCODING_BASE64 = "http://www.w3.org/2000/09/xmldsig#base64";
149    //J+
150 
151    private EncryptionConstants() {
152      // we don't allow instantiation
153    }
154 
155    /**
156     * Method setEncryptionSpecNSprefix
157     *
158     * @param newPrefix
159     * @throws XMLSecurityException
160     */
161    public static void setEncryptionSpecNSprefix(String   newPrefix)
162            throws XMLSecurityException {
163       ElementProxy.setDefaultPrefix(EncryptionConstants.EncryptionSpecNS,
164                                     newPrefix);
165    }
166 
167    /**
168     * Method getEncryptionSpecNSprefix
169     *
170     * @return the prefix for this node.
171     */
172    public static String   getEncryptionSpecNSprefix() {
173       return ElementProxy
174          .getDefaultPrefix(EncryptionConstants.EncryptionSpecNS);
175    }
176 }
177
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