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Viewing changes to contrib/Mono.Cecil/Mono.Cecil/Mono.Cecil.Binary/ImageInitializer.cs

  • Committer: Bazaar Package Importer
  • Author(s): Jo Shields
  • Date: 2011-06-27 17:03:13 UTC
  • mto: (1.8.1 upstream)
  • mto: This revision was merged to the branch mainline in revision 54.
  • Revision ID: james.westby@ubuntu.com-20110627170313-6cvz3s19x6e9hqe9
Import upstream version 2.5.92+dfsg

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contrib/Mono.Cecil/Mono.Cecil/Mono.Cecil.Binary/ImageInitializer.cs
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//
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// ImageInitializer.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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// (C) 2005 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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namespace Mono.Cecil.Binary {
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        using System;
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        using Mono.Cecil.Metadata;
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        sealed class ImageInitializer : BaseImageVisitor {
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                Image m_image;
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                MetadataInitializer m_mdinit;
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                public Image Image {
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                        get { return m_image; }
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                }
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                public MetadataInitializer Metadata {
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                        get { return m_mdinit; }
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                }
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                public ImageInitializer (Image image)
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                {
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                        m_image = image;
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                        m_image.CLIHeader = new CLIHeader ();
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                        m_mdinit = new MetadataInitializer (this);
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                }
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                public override void VisitDOSHeader (DOSHeader header)
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                {
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                        header.SetDefaultValues ();
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                }
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                public override void VisitPEOptionalHeader (PEOptionalHeader header)
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                {
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                        header.SetDefaultValues ();
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                }
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                public override void VisitPEFileHeader (PEFileHeader header)
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                {
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                        header.SetDefaultValues ();
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                        header.TimeDateStamp = TimeDateStampFromEpoch ();
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                }
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                public override void VisitNTSpecificFieldsHeader (PEOptionalHeader.NTSpecificFieldsHeader header)
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                {
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                        header.SetDefaultValues ();
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                }
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                public override void VisitStandardFieldsHeader (PEOptionalHeader.StandardFieldsHeader header)
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                {
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                        header.SetDefaultValues ();
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                }
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                public override void VisitDataDirectoriesHeader (PEOptionalHeader.DataDirectoriesHeader header)
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                {
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                        header.SetDefaultValues ();
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                }
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                public override void VisitSectionCollection (SectionCollection coll)
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                {
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                        Section text = new Section ();
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                        text.Name = Section.Text;
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                        text.Characteristics = SectionCharacteristics.ContainsCode |
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                                SectionCharacteristics.MemoryRead | SectionCharacteristics.MemExecute;
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                        m_image.TextSection = text;
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                        Section reloc = new Section ();
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                        reloc.Name =  Section.Relocs;
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                        reloc.Characteristics = SectionCharacteristics.ContainsInitializedData |
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                                SectionCharacteristics.MemDiscardable | SectionCharacteristics.MemoryRead;
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                        coll.Add (text);
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                        coll.Add (reloc);
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                }
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                public override void VisitSection (Section sect)
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                {
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                        sect.SetDefaultValues ();
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                }
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                public override void VisitDebugHeader (DebugHeader dh)
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                {
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                        if (dh != null)
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                                dh.SetDefaultValues ();
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                }
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                public override void VisitCLIHeader (CLIHeader header)
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                {
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                        header.SetDefaultValues ();
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                        m_image.MetadataRoot.Accept (m_mdinit);
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                }
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                public override void VisitImportTable (ImportTable it)
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                {
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                        it.ImportAddressTable = new RVA (0x2000);
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                }
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                public override void VisitHintNameTable (HintNameTable hnt)
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                {
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                        hnt.Hint = 0;
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                        hnt.RuntimeLibrary = HintNameTable.RuntimeCorEE;
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                        hnt.EntryPoint = 0x25ff;
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                        hnt.RVA = new RVA (0x402000);
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                }
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                public static uint TimeDateStampFromEpoch ()
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                {
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                        return (uint) DateTime.UtcNow.Subtract (
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                                new DateTime (1970, 1, 1)).TotalSeconds;
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                }
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        }
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}