106 lines
2.7 KiB
C#
106 lines
2.7 KiB
C#
//
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// EmbeddedResource.cs
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//
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// Author:
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// Jb Evain (jbevain@gmail.com)
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//
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// Copyright (c) 2008 - 2011 Jb Evain
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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.IO;
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namespace Mono.Cecil {
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public sealed class EmbeddedResource : Resource {
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readonly MetadataReader reader;
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uint? offset;
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byte [] data;
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Stream stream;
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public override ResourceType ResourceType {
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get { return ResourceType.Embedded; }
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}
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public EmbeddedResource (string name, ManifestResourceAttributes attributes, byte [] data) :
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base (name, attributes)
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{
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this.data = data;
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}
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public EmbeddedResource (string name, ManifestResourceAttributes attributes, Stream stream) :
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base (name, attributes)
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{
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this.stream = stream;
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}
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internal EmbeddedResource (string name, ManifestResourceAttributes attributes, uint offset, MetadataReader reader)
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: base (name, attributes)
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{
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this.offset = offset;
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this.reader = reader;
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}
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public Stream GetResourceStream ()
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{
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if (stream != null)
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return stream;
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if (data != null)
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return new MemoryStream (data);
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if (offset.HasValue)
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return reader.GetManagedResourceStream (offset.Value);
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throw new InvalidOperationException ();
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}
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public byte [] GetResourceData ()
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{
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if (stream != null)
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return ReadStream (stream);
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if (data != null)
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return data;
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if (offset.HasValue)
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return reader.GetManagedResourceStream (offset.Value).ToArray ();
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throw new InvalidOperationException ();
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}
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static byte [] ReadStream (Stream stream)
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{
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var length = (int) stream.Length;
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var data = new byte [length];
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int offset = 0, read;
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while ((read = stream.Read (data, offset, length - offset)) > 0)
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offset += read;
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return data;
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}
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}
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}
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