59 lines
1.2 KiB
C#
59 lines
1.2 KiB
C#
namespace ICSharpCode.SharpZipLib.GZip
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{
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/// <summary>
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/// This class contains constants used for gzip.
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/// </summary>
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sealed public class GZipConstants
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{
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/// <summary>
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/// Magic number found at start of GZIP header
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/// </summary>
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public const int GZIP_MAGIC = 0x1F8B;
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/* The flag byte is divided into individual bits as follows:
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bit 0 FTEXT
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bit 1 FHCRC
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bit 2 FEXTRA
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bit 3 FNAME
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bit 4 FCOMMENT
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bit 5 reserved
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bit 6 reserved
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bit 7 reserved
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*/
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/// <summary>
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/// Flag bit mask for text
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/// </summary>
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public const int FTEXT = 0x1;
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/// <summary>
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/// Flag bitmask for Crc
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/// </summary>
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public const int FHCRC = 0x2;
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/// <summary>
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/// Flag bit mask for extra
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/// </summary>
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public const int FEXTRA = 0x4;
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/// <summary>
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/// flag bitmask for name
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/// </summary>
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public const int FNAME = 0x8;
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/// <summary>
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/// flag bit mask indicating comment is present
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/// </summary>
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public const int FCOMMENT = 0x10;
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/// <summary>
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/// Initialise default instance.
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/// </summary>
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/// <remarks>Constructor is private to prevent instances being created.</remarks>
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private GZipConstants()
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{
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}
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}
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}
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