5 // Jb Evain (jbevain@gmail.com)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 namespace Mono.Cecil.Metadata {
31 using System.Collections;
34 public class UserStringsHeap : MetadataHeap {
36 readonly IDictionary m_strings;
38 public string this [uint offset] {
40 string us = m_strings [offset] as string;
44 us = ReadStringAt ((int) offset);
45 if (us != null && us.Length != 0)
46 m_strings [offset] = us;
50 set { m_strings [offset] = value; }
53 internal UserStringsHeap (MetadataStream stream) : base (stream, MetadataStream.UserStrings)
55 m_strings = new Hashtable ();
58 string ReadStringAt (int offset)
60 int length = Utilities.ReadCompressedInteger (this.Data, offset, out offset) - 1;
64 return Encoding.Unicode.GetString (this.Data, offset, length);
67 public override void Accept (IMetadataVisitor visitor)
69 visitor.VisitUserStringsHeap (this);