GZipConstants.cs


1:	// GZIPConstants.cs
2:	// Copyright (C) 2001 Mike Krueger
3:	//
4:	// This file was translated from java, it was part of the GNU Classpath
5:	// Copyright (C) 2001 Free Software Foundation, Inc.
6:	//
7:	// This program is free software; you can redistribute it and/or
8:	// modify it under the terms of the GNU General Public License
9:	// as published by the Free Software Foundation; either version 2
10:	// of the License, or (at your option) any later version.
11:	//
12:	// This program is distributed in the hope that it will be useful,
13:	// but WITHOUT ANY WARRANTY; without even the implied warranty of
14:	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15:	// GNU General Public License for more details.
16:	//
17:	// You should have received a copy of the GNU General Public License
18:	// along with this program; if not, write to the Free Software
19:	// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20:	//
21:	// Linking this library statically or dynamically with other modules is
22:	// making a combined work based on this library. Thus, the terms and
23:	// conditions of the GNU General Public License cover the whole
24:	// combination.
25:	//
26:	// As a special exception, the copyright holders of this library give you
27:	// permission to link this library with independent modules to produce an
28:	// executable, regardless of the license terms of these independent
29:	// modules, and to copy and distribute the resulting executable under
30:	// terms of your choice, provided that you also meet, for each linked
31:	// independent module, the terms and conditions of the license of that
32:	// module. An independent module is a module which is not derived from
33:	// or based on this library. If you modify this library, you may extend
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35:	// obligated to do so. If you do not wish to do so, delete this
36:	// exception statement from your version.
37:
38:	namespace ICSharpCode.SharpZipLib.GZip {
39:
40:	/// <summary>
41:	/// This class contains constants used for gzip.
42:	/// </summary>
43:	public class GZipConstants
44:	{
45:	/// <summary>
46:	/// Magic number found at start of GZIP header
47:	/// </summary>
48:	public static readonly int GZIP_MAGIC = 0x1F8B;
49:
50:	/* The flag byte is divided into individual bits as follows:
51:
52:	bit 0 FTEXT
53:	bit 1 FHCRC
54:	bit 2 FEXTRA
55:	bit 3 FNAME
56:	bit 4 FCOMMENT
57:	bit 5 reserved
58:	bit 6 reserved
59:	bit 7 reserved
60:	*/
61:	public const int FTEXT = 0x1;
62:	public const int FHCRC = 0x2;
63:	public const int FEXTRA = 0x4;
64:	public const int FNAME = 0x8;
65:	public const int FCOMMENT = 0x10;
66:	}
67:	}