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COFFHeader.cs « Mono.PEToolkit « class « mcs - github.com/mono/mono.git - Unnamed repository; edit this file 'description' to name the repository.
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//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
/*
 * Copyright (c) 2002 Sergey Chaban <serge@wildwestsoftware.com>
 */

using System;
using System.IO;
using System.Runtime.InteropServices;

namespace Mono.PEToolkit {

	public class COFFHeader {

		private MachineId machine;
		private short sections;
		private uint tdStampRaw;
		private uint symTabPtr;
		private uint numSymbols;
		private short optHeaderSize;
		private Characteristics characteristics;

		public MachineId Machine {
			get { return machine; }
			set { machine = value; }
		}

		public short NumberOfSections {
			get { return sections; }
			set { sections = value;	}
		}

		public uint TimeDateStamp {
			get { return tdStampRaw; }
			set { tdStampRaw = value; }
		}

		public DateTime TimeStamp {
			get {
				return (new DateTime(1970, 1, 1) +
				       TimeSpan.FromSeconds(tdStampRaw)).ToLocalTime();
			}
		}

		public uint PointerToSymbolTable {
			get { return symTabPtr;	}
			set { symTabPtr = value; }
		}

		public uint NumberOfSymbols {
			get { return numSymbols; }
			set { numSymbols = value; }
		}

		public short SizeOfOptionalHeader {
			get { return optHeaderSize; }
			set { optHeaderSize = value; }
		}

		public Characteristics Characteristics {
			get { return characteristics; }
			set { characteristics = value; }
		}

		public void Read (BinaryReader reader) 
		{
			machine = (MachineId) reader.ReadUInt16 ();
			sections = reader.ReadInt16 ();
			tdStampRaw = reader.ReadUInt32 ();
			symTabPtr = reader.ReadUInt32 ();
			numSymbols = reader.ReadUInt32 ();
			optHeaderSize = reader.ReadInt16 ();
			characteristics = (Characteristics) reader.ReadUInt16 ();	
		}

		public void Write (BinaryWriter writer) 
		{
			writer.Write ((ushort)machine);
			writer.Write (sections);
			writer.Write (tdStampRaw);
			writer.Write (symTabPtr);
			writer.Write (numSymbols);
			writer.Write (optHeaderSize);
			writer.Write ((ushort)characteristics);	
		}

		public void Dump(TextWriter writer)
		{
			writer.WriteLine(
				"Machine ID      : {0}" + Environment.NewLine + 
				"Sections        : {1}" + Environment.NewLine +
				"Characteristics : {2}" + Environment.NewLine +
				"timestamp       : {3} ({4})" + Environment.NewLine
				,machine, sections, (ushort)characteristics,
				TimeStamp, tdStampRaw.ToString("X")
			);
		}		

		public override string ToString()
		{
			StringWriter sw = new StringWriter();
			Dump(sw);
			return sw.ToString();
		}

	}
}