EPPlus/Packaging/DotNetZip/ZipConstants.cs

// ZipConstants.cs
// ------------------------------------------------------------------
//
// Copyright (c) 2006, 2007, 2008, 2009 Dino Chiesa and Microsoft Corporation.  
// All rights reserved.
//
// This code module is part of DotNetZip, a zipfile class library.
//
// ------------------------------------------------------------------
//
// This code is licensed under the Microsoft Public License. 
// See the file License.txt for the license details.
// More info on: http://dotnetzip.codeplex.com
//
// ------------------------------------------------------------------
//
// last saved (in emacs): 
// Time-stamp: <2009-August-27 23:22:32>
//
// ------------------------------------------------------------------
//
// This module defines a few constants that are used in the project. 
//
// ------------------------------------------------------------------

using System;

namespace OfficeOpenXml.Packaging.Ionic.Zip
{
  static class ZipConstants
  {      
    public const UInt32 PackedToRemovableMedia = 0x30304b50;
    public const UInt32 Zip64EndOfCentralDirectoryRecordSignature = 0x06064b50;
    public const UInt32 Zip64EndOfCentralDirectoryLocatorSignature = 0x07064b50;
    public const UInt32 EndOfCentralDirectorySignature = 0x06054b50;
    public const int ZipEntrySignature                 = 0x04034b50;
    public const int ZipEntryDataDescriptorSignature   = 0x08074b50;
    public const int SplitArchiveSignature             = 0x08074b50;
    public const int ZipDirEntrySignature              = 0x02014b50;

      
    // These are dictated by the Zip Spec.See APPNOTE.txt
    public const int AesKeySize = 192;  // 128, 192, 256
    public const int AesBlockSize = 128;  // ???

    public const UInt16 AesAlgId128 = 0x660E; 
    public const UInt16 AesAlgId192 = 0x660F; 
    public const UInt16 AesAlgId256 = 0x6610; 

  }
}