129 lines
4.6 KiB
C#
129 lines
4.6 KiB
C#
//
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// XmlSignature.cs: Handles Xml Signature
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//
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// Author:
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// Sebastien Pouliot (spouliot@motus.com)
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// Atsushi Enomoto (atsushi@ximian.com)
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// Tim Coleman (tim@timcoleman.com)
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//
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// (C) 2003 Motus Technologies Inc. (http://www.motus.com)
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// Copyright (C) Tim Coleman, 2004
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// (C) 2004 Novell Inc.
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.Collections;
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using System.Xml;
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namespace System.Security.Cryptography.Xml {
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// following the design of WSE
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internal class XmlSignature {
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public class ElementNames {
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public const string CanonicalizationMethod = "CanonicalizationMethod";
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public const string DigestMethod = "DigestMethod";
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public const string DigestValue = "DigestValue";
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public const string DSAKeyValue = "DSAKeyValue";
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public const string EncryptedKey = "EncryptedKey";
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public const string HMACOutputLength = "HMACOutputLength";
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public const string KeyInfo = "KeyInfo";
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public const string KeyName = "KeyName";
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public const string KeyValue = "KeyValue";
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public const string Manifest = "Manifest";
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public const string Object = "Object";
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public const string Reference = "Reference";
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public const string RetrievalMethod = "RetrievalMethod";
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public const string RSAKeyValue = "RSAKeyValue";
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public const string Signature = "Signature";
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public const string SignatureMethod = "SignatureMethod";
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public const string SignatureValue = "SignatureValue";
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public const string SignedInfo = "SignedInfo";
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public const string Transform = "Transform";
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public const string Transforms = "Transforms";
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public const string X509Data = "X509Data";
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public const string X509IssuerSerial = "X509IssuerSerial";
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public const string X509IssuerName = "X509IssuerName";
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public const string X509SerialNumber = "X509SerialNumber";
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public const string X509SKI = "X509SKI";
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public const string X509SubjectName = "X509SubjectName";
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public const string X509Certificate = "X509Certificate";
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public const string X509CRL = "X509CRL";
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public ElementNames () {}
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}
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public class AttributeNames {
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public const string Algorithm = "Algorithm";
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public const string Encoding = "Encoding";
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public const string Id = "Id";
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public const string MimeType = "MimeType";
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public const string Type = "Type";
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public const string URI = "URI";
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public AttributeNames () {}
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}
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public class Uri {
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public const string Manifest = "http://www.w3.org/2000/09/xmldsig#Manifest";
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}
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public const string NamespaceURI = "http://www.w3.org/2000/09/xmldsig#";
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public const string Prefix = "ds";
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public XmlSignature ()
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{
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}
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public static XmlElement GetChildElement (XmlElement xel, string element, string ns)
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{
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for (int i = 0; i < xel.ChildNodes.Count; i++) {
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XmlNode n = xel.ChildNodes [i];
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if (n.NodeType == XmlNodeType.Element && n.LocalName == element && n.NamespaceURI == ns)
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return n as XmlElement;
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}
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return null;
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}
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public static string GetAttributeFromElement (XmlElement xel, string attribute, string element)
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{
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XmlElement el = GetChildElement (xel, element, XmlSignature.NamespaceURI);
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return el != null ? el.GetAttribute (attribute) : null;
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}
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public static XmlElement [] GetChildElements (XmlElement xel, string element)
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{
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ArrayList al = new ArrayList ();
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for (int i = 0; i < xel.ChildNodes.Count; i++) {
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XmlNode n = xel.ChildNodes [i];
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if (n.NodeType == XmlNodeType.Element && n.LocalName == element && n.NamespaceURI == XmlSignature.NamespaceURI)
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al.Add (n);
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}
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return al.ToArray (typeof (XmlElement)) as XmlElement [];
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}
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}
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}
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