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File Resource Management Library (.NET)

, 16 Sep 2009 CPOL
A .NET implementation of a file resource management, with complete support for VS_VERSIONINFO version resources.
vestris.resourcelib.1.2.zip
Vestris.ResourceLib
1.2
ResourceLib.chm
Article
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Release
Vestris.ResourceLib.dll
Source
ResourceLib.proj
Version.proj
Common
ResourceLib
Properties
ResourceLibUnitTests
Properties
Vestris.ResourceLib.zip
1.0
Article
Bin
nunit.framework.dll
Vestris.ResourceLib.dll
Vestris.ResourceLibUnitTests.dll
Source
Common
ResourceLib.proj
ResourceLib
Properties
ResourceLibUnitTests
Properties
using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using System.IO;

namespace Vestris.ResourceLib
{
    /// <summary>
    /// A resource table header.
    /// </summary>
    public class ResourceTableHeader
    {
        /// <summary>
        /// Resource table header.
        /// </summary>
        protected Kernel32.RESOURCE_HEADER _header;

        /// <summary>
        /// Resource table key.
        /// </summary>
        protected string _key;

        /// <summary>
        /// Resource table key.
        /// </summary>
        public string Key
        {
            get
            {
                return _key;
            }
        }

        /// <summary>
        /// Resource header.
        /// </summary>
        public Kernel32.RESOURCE_HEADER Header
        {
            get
            {
                return _header;
            }
            set
            {
                _header = value;
            }
        }

        /// <summary>
        /// A new resource table header.
        /// </summary>
        public ResourceTableHeader()
        {

        }

        /// <summary>
        /// An resource table header with a specific key.
        /// </summary>
        /// <param name="key">resource key</param>
        public ResourceTableHeader(string key)
        {
            _key = key;
        }

        /// <summary>
        /// An existing resource table.
        /// </summary>
        /// <param name="lpRes">Pointer to resource table data.</param>
        internal ResourceTableHeader(IntPtr lpRes)
        {
            Read(lpRes);
        }

        /// <summary>
        /// Read the resource header, return a pointer to the end of it.
        /// </summary>
        /// <param name="lpRes">Top of header.</param>
        /// <returns>End of header, after the key, aligned at a 32 bit boundary.</returns>
        internal virtual IntPtr Read(IntPtr lpRes)
        {
            _header = (Kernel32.RESOURCE_HEADER) Marshal.PtrToStructure(
                lpRes, typeof(Kernel32.RESOURCE_HEADER));

            IntPtr pBlockKey = new IntPtr(lpRes.ToInt32() + Marshal.SizeOf(_header));
            _key = Marshal.PtrToStringUni(pBlockKey);

            return ResourceUtil.Align(pBlockKey.ToInt32() + (_key.Length + 1) * Marshal.SystemDefaultCharSize);
        }

        /// <summary>
        /// Write the resource table.
        /// </summary>
        /// <param name="w">Binary stream.</param>
        internal virtual void Write(BinaryWriter w)
        {
            // wLength
            w.Write((UInt16) _header.wLength);
            // wValueLength
            w.Write((UInt16) _header.wValueLength);
            // wType
            w.Write((UInt16) _header.wType);
            // write key
            w.Write(Encoding.Unicode.GetBytes(_key));
            // null-terminator
            w.Write((UInt16) 0);
            // pad fixed info
            ResourceUtil.PadToDWORD(w);
        }

        /// <summary>
        /// String representation.
        /// </summary>
        /// <returns>String representation.</returns>
        public override string ToString()
        {
            return ToString(0);
        }

        /// <summary>
        /// String representation.
        /// </summary>
        /// <param name="indent">Indent.</param>
        /// <returns>String representation.</returns>
        public virtual string ToString(int indent)
        {
            return base.ToString();
        }
    }
}

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

dB.
Team Leader Application Security Inc., www.appsecinc.com
United States United States
Daniel Doubrovkine has been in software engineering for twelve years and is currently development manager at Application Security Inc. in New York City. He has been involved in many software ventures, including Xo3 and Vestris Inc, was a development lead at Microsoft Corp. in Redmond, and director of Engineering at Visible Path Corp. in New York City. Daniel also builds and runs a foodie website, http://www.foodcandy.com.

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