105 lines
2.8 KiB
C#
105 lines
2.8 KiB
C#
//
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// XmlDictionaryReaderQuotas.cs
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//
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// Author:
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// Atsushi Enomoto <atsushi@ximian.com>
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//
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// Copyright (C) 2005 Novell, Inc. http://www.novell.com
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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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namespace System.Xml
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{
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public sealed class XmlDictionaryReaderQuotas
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{
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static XmlDictionaryReaderQuotas max;
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static XmlDictionaryReaderQuotas ()
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{
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max = new XmlDictionaryReaderQuotas (true);
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}
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readonly bool is_readonly;
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int array_len, bytes, depth, nt_chars, text_len;
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public XmlDictionaryReaderQuotas ()
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: this (false)
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{
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}
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private XmlDictionaryReaderQuotas (bool max)
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{
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is_readonly = max;
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array_len = max ? int.MaxValue : 0x4000;
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bytes = max ? int.MaxValue : 0x1000;
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depth = max ? int.MaxValue : 0x20;
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nt_chars = max ? int.MaxValue : 0x4000;
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text_len = max ? int.MaxValue : 0x2000;
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}
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public static XmlDictionaryReaderQuotas Max {
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get { return max; }
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}
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public int MaxArrayLength {
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get { return array_len; }
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set { array_len = Check (value); }
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}
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public int MaxBytesPerRead {
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get { return bytes; }
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set { bytes = Check (value); }
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}
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public int MaxDepth {
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get { return depth; }
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set { depth = Check (value); }
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}
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public int MaxNameTableCharCount {
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get { return nt_chars; }
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set { nt_chars = Check (value); }
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}
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public int MaxStringContentLength {
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get { return text_len; }
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set { text_len = Check (value); }
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}
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private int Check (int value)
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{
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if (is_readonly)
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throw new InvalidOperationException ("This quota is read-only.");
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if (value <= 0)
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throw new ArgumentException ("Value must be positive integer.");
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return value;
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}
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public void CopyTo (XmlDictionaryReaderQuotas quota)
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{
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quota.array_len = array_len;
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quota.bytes = bytes;
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quota.depth = depth;
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quota.nt_chars = nt_chars;
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quota.text_len = text_len;
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}
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}
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}
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