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Viewing changes to src/Libraries/SharpAssembly/src/SharpAssembly/Metadata/MethodBody.cs

  • Committer: Bazaar Package Importer
  • Author(s): Brandon Hale
  • Date: 2004-10-07 11:51:11 UTC
  • Revision ID: james.westby@ubuntu.com-20041007115111-pxcqnwfxyq5mhcx5
Tags: 0.5.1-3
Use dh_netdeps in debian/rules and debian/control

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src/Libraries/SharpAssembly/src/SharpAssembly/Metadata/MethodBody.cs
 
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// Assembly.cs
 
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// Copyright (C) 2003 Mike Krueger
 
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// 
 
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// This library is free software; you can redistribute it and/or
 
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// modify it under the terms of the GNU Lesser General Public
 
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// License as published by the Free Software Foundation; either
 
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// version 2.1 of the License, or (at your option) any later version.
 
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// 
 
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// This library is distributed in the hope that it will be useful,
 
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 
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// Lesser General Public License for more details.
 
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// 
 
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// You should have received a copy of the GNU Lesser General Public
 
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// License along with this library; if not, write to the Free Software
 
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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using System;
 
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using System.IO;
 
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namespace MonoDevelop.SharpAssembly.Metadata.Rows
 
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{
 
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        public class MethodBody
 
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        {
 
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                public const byte CorILMethod_Fat        = 0x3;
 
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                public const byte CorILMethod_TinyFormat = 0x2;
 
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                public const byte CorILMethod_MoreSects  = 0x8;
 
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                public const byte CorILMethod_InitLocals = 0x10;
 
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                uint   flags          = 0;
 
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                uint   headerSize     = 0;
 
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                ushort maxStack       = 8;
 
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                uint   codeSize       = 0;
 
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                uint   localVarSigTok = 0;
 
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                byte[] methodData;
 
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                public uint Flags {
 
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                        get {
 
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                                return flags;
 
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                        }
 
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                        set {
 
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                                flags = value;
 
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                        }
 
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                }
 
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                public uint HeaderSize {
 
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                        get {
 
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                                return headerSize;
 
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                        }
 
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                        set {
 
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                                headerSize = value;
 
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                        }
 
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                }
 
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                public ushort MaxStack {
 
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                        get {
 
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                                return maxStack;
 
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                        }
 
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                        set {
 
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                                maxStack = value;
 
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                        }
 
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                }
 
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                public uint CodeSize {
 
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                        get {
 
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                                return codeSize;
 
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                        }
 
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                        set {
 
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                                codeSize = value;
 
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                        }
 
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                }
 
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                public uint LocalVarSigTok {
 
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                        get {
 
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                                return localVarSigTok;
 
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                        }
 
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                        set {
 
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                                localVarSigTok = value;
 
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                        }
 
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                }
 
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                public byte[] MethodData {
 
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                        get {
 
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                                return methodData;
 
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                        }
 
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                        set {
 
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                                methodData = value;
 
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                        }
 
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                }
 
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                public void Load(BinaryReader reader)
 
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                {
 
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                        byte flagByte = reader.ReadByte();
 
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                        Console.Write("flagByte : " + flagByte.ToString("X"));
 
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                        switch (flagByte & 0x03) {
 
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                                case CorILMethod_Fat:
 
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                                        byte nextByte       = reader.ReadByte();
 
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                                        Console.WriteLine("  nextByte : " + nextByte.ToString("X"));
 
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                                        flags        = (uint)(flagByte & ((nextByte & 0x0F) << 8));
 
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                                        headerSize   = (uint)(nextByte >> 4);
 
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                                        maxStack     = reader.ReadUInt16();
 
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                                        codeSize     = reader.ReadUInt32();
 
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                                        localVarSigTok = reader.ReadUInt32();
 
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                                        // TODO : CorILMethod_MoreSects
 
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                                        break;
 
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                                case CorILMethod_TinyFormat:
 
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                                        flags      = (uint)flagByte & 0x03;
 
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                                        codeSize   = (uint)flagByte >> 2;
 
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                                        break;
 
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                                default:
 
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                                        throw new System.NotSupportedException("not supported method body flag " + flagByte);
 
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                        }
 
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                        methodData = new byte[codeSize];
 
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                        reader.Read(methodData, 0, (int)codeSize);
 
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                }
 
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        }
 
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}