Class ZipCrc32

Crc32 implementation used in zip archive to verify data correctness.

Inheritance

System.Object

ZipCrc32

Inherited Members

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: Syncfusion.Compression.Zip

Assembly: Syncfusion.Compression.Base.dll

Syntax

public class ZipCrc32

Constructors

ZipCrc32()

Declaration

public ZipCrc32()

Methods

ComputeCrc(Byte[], Int32, Int32, UInt32)

Computes crc-32 value for the buffer.

Declaration

[CLSCompliant(false)]
public static uint ComputeCrc(byte[] buffer, int offset, int length, uint startCrc)

Parameters

Type	Name	Description
System.Byte[]	buffer	Buffer to compute crc-32 for.
System.Int32	offset	Offset to the data start.
System.Int32	length	Data length in bytes.
System.UInt32	startCrc	Initial crc-32 value.

Returns

Type	Description
System.UInt32	Updated crc-32 value.

ComputeCrc(Stream, Int32)

Computes crc-32 value for the stream.

Declaration

[CLSCompliant(false)]
public static uint ComputeCrc(Stream stream, int length)

Parameters

Type	Name	Description
System.IO.Stream	stream	Stream to compute crc-32 for.
System.Int32	length	Data length in bytes.

Returns

Type	Description
System.UInt32	Crc-32 value.

EvaluateTable(UInt32)

Evaluates crc table.

Declaration

[CLSCompliant(false)]
public static uint[] EvaluateTable(uint crcNumber)

Parameters

Type	Name	Description
System.UInt32	crcNumber	"Magic" number.

Returns

Type	Description
System.UInt32[]	Create table.