C# Class ICSharpCode.SharpZipLib.Zip.ZipHelperStream

This class assists with writing/reading from Zip files.

Inheritance: Stream

Afficher le fichier Open project: icsharpcode/SharpZipLib Class Usage Examples

Méthodes publiques

Méthode	Description
Flush ( ) : void
LocateBlockWithSignature ( int signature, long endLocation, int minimumBlockSize, int maximumVariableData ) : long	Locates a block with the desired signature.
Read ( byte buffer, int offset, int count ) : int
ReadDataDescriptor ( bool zip64, DescriptorData data ) : void	Read data descriptor at the end of compressed data.
ReadLEInt ( ) : int	Read an int in little endian byte order.
ReadLELong ( ) : long	Read a long in little endian byte order.
ReadLEShort ( ) : int	Read an unsigned short in little endian byte order.
Seek ( long offset, SeekOrigin origin ) : long
SetLength ( long value ) : void
Write ( byte buffer, int offset, int count ) : void
WriteDataDescriptor ( ZipEntry entry ) : int	Write a data descriptor.
WriteEndOfCentralDirectory ( long noOfEntries, long sizeEntries, long startOfCentralDirectory, byte comment ) : void	Write the required records to end the central directory.
WriteLEInt ( int value ) : void	Write an int in little endian byte order.
WriteLELong ( long value ) : void	Write a long in little endian byte order.
WriteLEShort ( int value ) : void	Write an unsigned short in little endian byte order.
WriteLEUint ( uint value ) : void	Write a uint in little endian byte order.
WriteLEUlong ( ulong value ) : void	Write a ulong in little endian byte order.
WriteLEUshort ( ushort value ) : void	Write a ushort in little endian byte order.
WriteZip64EndOfCentralDirectory ( long noOfEntries, long sizeEntries, long centralDirOffset ) : void	Write Zip64 end of central directory records (File header and locator).
ZipHelperStream ( Stream stream ) : System	Initialise a new instance of ZipHelperStream.
ZipHelperStream ( string name ) : System	Initialise an instance of this class.

Méthodes protégées

Méthode	Description
Dispose ( bool disposing ) : void	Close the stream. The underlying stream is closed only if IsStreamOwner is true.

Private Methods

Méthode	Description
WriteLocalHeader ( ZipEntry entry, EntryPatchData patchData ) : void

Method Details

Dispose() protected méthode

Close the stream.

The underlying stream is closed only if IsStreamOwner is true.

protected Dispose ( bool disposing ) : void
disposing	bool
Résultat	void

Flush() public méthode

public Flush ( ) : void
Résultat	void

LocateBlockWithSignature() public méthode

Locates a block with the desired signature.

public LocateBlockWithSignature ( int signature, long endLocation, int minimumBlockSize, int maximumVariableData ) : long
signature	int	The signature to find.
endLocation	long	Location, marking the end of block.
minimumBlockSize	int	Minimum size of the block.
maximumVariableData	int	The maximum variable data.
Résultat	long

Read() public méthode

public Read ( byte buffer, int offset, int count ) : int
buffer	byte
offset	int
count	int
Résultat	int

ReadDataDescriptor() public méthode

Read data descriptor at the end of compressed data.

public ReadDataDescriptor ( bool zip64, DescriptorData data ) : void
zip64	bool	if set to true [zip64].
data	DescriptorData	The data to fill in.
Résultat	void

ReadLEInt() public méthode

Read an int in little endian byte order.

/// An i/o error occurs. /// /// The file ends prematurely ///

public ReadLEInt ( ) : int
Résultat	int

ReadLELong() public méthode

Read a long in little endian byte order.

public ReadLELong ( ) : long
Résultat	long

ReadLEShort() public méthode

Read an unsigned short in little endian byte order.

/// An i/o error occurs. /// /// The file ends prematurely ///

public ReadLEShort ( ) : int
Résultat	int

Seek() public méthode

public Seek ( long offset, SeekOrigin origin ) : long
offset	long
origin	SeekOrigin
Résultat	long

SetLength() public méthode

public SetLength ( long value ) : void
value	long
Résultat	void

Write() public méthode

public Write ( byte buffer, int offset, int count ) : void
buffer	byte
offset	int
count	int
Résultat	void

WriteDataDescriptor() public méthode

Write a data descriptor.

public WriteDataDescriptor ( ZipEntry entry ) : int
entry	ZipEntry	The entry to write a descriptor for.
Résultat	int

WriteEndOfCentralDirectory() public méthode

Write the required records to end the central directory.

public WriteEndOfCentralDirectory ( long noOfEntries, long sizeEntries, long startOfCentralDirectory, byte comment ) : void
noOfEntries	long	The number of entries in the directory.
sizeEntries	long	The size of the entries in the directory.
startOfCentralDirectory	long	The start of the central directory.
comment	byte	The archive comment. (This can be null).
Résultat	void

WriteLEInt() public méthode

Write an int in little endian byte order.

public WriteLEInt ( int value ) : void
value	int	The value to write.
Résultat	void

WriteLELong() public méthode

Write a long in little endian byte order.

public WriteLELong ( long value ) : void
value	long	The value to write.
Résultat	void

WriteLEShort() public méthode

Write an unsigned short in little endian byte order.

public WriteLEShort ( int value ) : void
value	int	The value to write.
Résultat	void

WriteLEUint() public méthode

Write a uint in little endian byte order.

public WriteLEUint ( uint value ) : void
value	uint	The value to write.
Résultat	void

WriteLEUlong() public méthode

Write a ulong in little endian byte order.

public WriteLEUlong ( ulong value ) : void
value	ulong	The value to write.
Résultat	void

WriteLEUshort() public méthode

Write a ushort in little endian byte order.

public WriteLEUshort ( ushort value ) : void
value	ushort	The value to write.
Résultat	void

WriteZip64EndOfCentralDirectory() public méthode

Write Zip64 end of central directory records (File header and locator).

public WriteZip64EndOfCentralDirectory ( long noOfEntries, long sizeEntries, long centralDirOffset ) : void
noOfEntries	long	The number of entries in the central directory.
sizeEntries	long	The size of entries in the central directory.
centralDirOffset	long	The offset of the dentral directory.
Résultat	void

ZipHelperStream() public méthode

Initialise a new instance of ZipHelperStream.

public ZipHelperStream ( Stream stream ) : System
stream	Stream	The stream to use.
Résultat	System

ZipHelperStream() public méthode

Initialise an instance of this class.

public ZipHelperStream ( string name ) : System
name	string	The name of the file to open.
Résultat	System