118 lines
2.8 KiB
C#
118 lines
2.8 KiB
C#
//
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// Mono.Xml.SecurityParser.cs class implementation
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//
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// Author:
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// Sebastien Pouliot (spouliot@motus.com)
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//
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// (C) 2003 Motus Technologies Inc. (http://www.motus.com)
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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.Security;
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namespace Mono.Xml {
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// convert an XML document into SecurityElement objects
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[CLSCompliant(false)]
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#if INSIDE_CORLIB
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internal
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#else
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public
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#endif
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class SecurityParser : MiniParser, MiniParser.IHandler, MiniParser.IReader {
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private SecurityElement root;
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public SecurityParser () : base ()
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{
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stack = new Stack ();
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}
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public void LoadXml (string xml)
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{
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root = null;
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xmldoc = xml;
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pos = 0;
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stack.Clear ();
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Parse (this, this);
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}
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public SecurityElement ToXml ()
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{
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return root;
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}
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// IReader
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private string xmldoc;
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private int pos;
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public int Read ()
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{
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if (pos >= xmldoc.Length)
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return -1;
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return (int) xmldoc [pos++];
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}
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// IHandler
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private SecurityElement current;
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private Stack stack;
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public void OnStartParsing (MiniParser parser) {}
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public void OnStartElement (string name, MiniParser.IAttrList attrs)
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{
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SecurityElement newel = new SecurityElement (name);
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if (root == null) {
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root = newel;
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current = newel;
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}
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else {
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SecurityElement parent = (SecurityElement) stack.Peek ();
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parent.AddChild (newel);
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}
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stack.Push (newel);
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current = newel;
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// attributes
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int n = attrs.Length;
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for (int i=0; i < n; i++)
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current.AddAttribute (attrs.GetName (i), SecurityElement.Escape (attrs.GetValue (i)));
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}
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public void OnEndElement (string name)
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{
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current = (SecurityElement) stack.Pop ();
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}
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public void OnChars (string ch)
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{
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current.Text = SecurityElement.Escape (ch);
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}
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public void OnEndParsing (MiniParser parser) {}
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}
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}
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