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// GZipConstants.cs
//
// Copyright (C) 2001 Mike Krueger
//
// This file was translated from java, it was part of the GNU Classpath
// Copyright (C) 2001 Free Software Foundation, Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// Linking this library statically or dynamically with other modules is
// making a combined work based on this library. Thus, the terms and
// conditions of the GNU General Public License cover the whole
// combination.
//
// As a special exception, the copyright holders of this library give you
// permission to link this library with independent modules to produce an
// executable, regardless of the license terms of these independent
// modules, and to copy and distribute the resulting executable under
// terms of your choice, provided that you also meet, for each linked
// independent module, the terms and conditions of the license of that
// module. An independent module is a module which is not derived from
// or based on this library. If you modify this library, you may extend
// this exception to your version of the library, but you are not
// obligated to do so. If you do not wish to do so, delete this
// exception statement from your version.
namespace ICSharpCode.SharpZipLib.GZip
{
/// <summary>
/// This class contains constants used for gzip.
/// </summary>
sealed public class GZipConstants
{
/// <summary>
/// Magic number found at start of GZIP header
/// </summary>
public const int GZIP_MAGIC = 0x1F8B;
/* The flag byte is divided into individual bits as follows:
bit 0 FTEXT
bit 1 FHCRC
bit 2 FEXTRA
bit 3 FNAME
bit 4 FCOMMENT
bit 5 reserved
bit 6 reserved
bit 7 reserved
*/
/// <summary>
/// Flag bit mask for text
/// </summary>
public const int FTEXT = 0x1;
/// <summary>
/// Flag bitmask for Crc
/// </summary>
public const int FHCRC = 0x2;
/// <summary>
/// Flag bit mask for extra
/// </summary>
public const int FEXTRA = 0x4;
/// <summary>
/// flag bitmask for name
/// </summary>
public const int FNAME = 0x8;
/// <summary>
/// flag bit mask indicating comment is present
/// </summary>
public const int FCOMMENT = 0x10;
/// <summary>
/// Initialise default instance.
/// </summary>
/// <remarks>Constructor is private to prevent instances being created.</remarks>
GZipConstants()
{
}
}
}
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