A C# Implementation of Mime De/encode

using System;

namespace MIME
{
	/// <summary>
	/// 
	/// </summary>
	public class MimeType
	{
		public MimeType()
		{
			// 
			// TODO: Add constructor logic here
			//
		}

		
		public struct MediaTypeCvt
		{
			public MediaType nMediaType;
			public string pszSubType;
			public string pszFileExt;
			public MediaTypeCvt(MediaType nMediaType, string pszSubType, string pszFileExt)
			{
				this.nMediaType = nMediaType;
				this.pszSubType = pszSubType;
				this.pszFileExt = pszFileExt;
			}
		}

		public enum MediaType
		{
			MEDIA_TEXT=0, MEDIA_IMAGE, MEDIA_AUDIO, MEDIA_VEDIO, MEDIA_APPLICATION,
			MEDIA_MULTIPART, MEDIA_MESSAGE,
			MEDIA_UNKNOWN
		}

		public static readonly string[] TypeTable = {"text", "image", "audio", "vedio", "application", "multipart", "message", null};

		public static readonly MediaTypeCvt[]  TypeCvtTable = 
			new MediaTypeCvt[] {
								   // media-type, sub-type, file extension
								   new MediaTypeCvt( MediaType.MEDIA_APPLICATION, "xml", "xml" ),
								   new MediaTypeCvt( MediaType.MEDIA_APPLICATION, "msword", "doc" ),
								   new MediaTypeCvt( MediaType.MEDIA_APPLICATION, "rtf", "rtf" ),
								   new MediaTypeCvt( MediaType.MEDIA_APPLICATION, "vnd.ms-excel", "xls" ),
								   new MediaTypeCvt( MediaType.MEDIA_APPLICATION, "vnd.ms-powerpoint", "ppt" ),
								   new MediaTypeCvt( MediaType.MEDIA_APPLICATION, "pdf", "pdf" ),
								   new MediaTypeCvt( MediaType.MEDIA_APPLICATION, "zip", "zip" ),

								   new MediaTypeCvt( MediaType.MEDIA_IMAGE, "jpeg", "jpeg" ),
								   new MediaTypeCvt( MediaType.MEDIA_IMAGE, "jpeg", "jpg" ),
								   new MediaTypeCvt( MediaType.MEDIA_IMAGE, "gif", "gif" ),
								   new MediaTypeCvt( MediaType.MEDIA_IMAGE, "tiff", "tif" ),
								   new MediaTypeCvt( MediaType.MEDIA_IMAGE, "tiff", "tiff" ),

								   new MediaTypeCvt( MediaType.MEDIA_AUDIO, "basic", "wav" ),
								   new MediaTypeCvt( MediaType.MEDIA_AUDIO, "basic", "mp3" ),

								   new MediaTypeCvt( MediaType.MEDIA_VEDIO, "mpeg", "mpg" ),
								   new MediaTypeCvt( MediaType.MEDIA_VEDIO, "mpeg", "mpeg" ),

								   new MediaTypeCvt( MediaType.MEDIA_UNKNOWN, "", "" )		// add new subtypes before this line
							   };
	}
}