60 lines
1.7 KiB
C#
60 lines
1.7 KiB
C#
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//
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// BlobHeap.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 Mono.Cecil.PE;
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namespace Mono.Cecil.Metadata {
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sealed class BlobHeap : Heap {
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public BlobHeap (Section section, uint start, uint size)
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: base (section, start, size)
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{
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}
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public byte [] Read (uint index)
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{
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if (index == 0 || index > Size - 1)
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return Empty<byte>.Array;
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var data = Section.Data;
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int position = (int) (index + Offset);
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int length = (int) data.ReadCompressedUInt32 (ref position);
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var buffer = new byte [length];
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Buffer.BlockCopy (data, position, buffer, 0, length);
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return buffer;
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}
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}
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}
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