internal static ZipIOZip64EndOfCentralDirectoryBlock CreateNew(ZipIOBlockManager blockManager)
{
ZipIOZip64EndOfCentralDirectoryBlock block = new ZipIOZip64EndOfCentralDirectoryBlock(blockManager);
block._size = 0; // brand new created records are optional by definition untill UpdateReferences is called, so size must be 0
block._offset = 0;
block._dirtyFlag = false;
// initialize fields with ythe data from the EOCD
block.InitializeFromEndOfCentralDirectory(blockManager.EndOfCentralDirectoryBlock);
return(block);
}
internal static ZipIOZip64EndOfCentralDirectoryBlock SeekableLoad(ZipIOBlockManager blockManager)
{
ZipIOZip64EndOfCentralDirectoryLocatorBlock zip64endOfCentralDirectoryLocator =
blockManager.Zip64EndOfCentralDirectoryLocatorBlock;
long zip64EndOfCentralDirectoryOffset =
zip64endOfCentralDirectoryLocator.OffsetOfZip64EndOfCentralDirectoryRecord;
ZipIOZip64EndOfCentralDirectoryBlock block = new ZipIOZip64EndOfCentralDirectoryBlock(blockManager);
blockManager.Stream.Seek(zip64EndOfCentralDirectoryOffset, SeekOrigin.Begin);
block.ParseRecord(blockManager.BinaryReader, zip64EndOfCentralDirectoryOffset);
return(block);
}
//------------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
internal static ZipIOCentralDirectoryBlock SeekableLoad(ZipIOBlockManager blockManager)
{
// get proper values from zip 64 records request will be redirected to the
// regular EOCD if ZIP 64 record wasn't originated from the parsing
ZipIOZip64EndOfCentralDirectoryBlock zip64EOCD = blockManager.Zip64EndOfCentralDirectoryBlock;
blockManager.Stream.Seek(zip64EOCD.OffsetOfStartOfCentralDirectory, SeekOrigin.Begin);
ZipIOCentralDirectoryBlock block = new ZipIOCentralDirectoryBlock(blockManager);
block.ParseRecord(blockManager.BinaryReader,
zip64EOCD.OffsetOfStartOfCentralDirectory,
zip64EOCD.TotalNumberOfEntriesInTheCentralDirectory,
zip64EOCD.SizeOfCentralDirectory);
return(block);
}
internal static ZipIOZip64EndOfCentralDirectoryBlock CreateNew(ZipIOBlockManager blockManager)
{
ZipIOZip64EndOfCentralDirectoryBlock block = new ZipIOZip64EndOfCentralDirectoryBlock(blockManager);
block._size = 0; // brand new created records are optional by definition untill UpdateReferences is called, so size must be 0
block._offset = 0;
block._dirtyFlag = false;
// initialize fields with ythe data from the EOCD
block.InitializeFromEndOfCentralDirectory(blockManager.EndOfCentralDirectoryBlock);
return block;
}
internal static ZipIOZip64EndOfCentralDirectoryBlock SeekableLoad (ZipIOBlockManager blockManager)
{
ZipIOZip64EndOfCentralDirectoryLocatorBlock zip64endOfCentralDirectoryLocator =
blockManager.Zip64EndOfCentralDirectoryLocatorBlock;
long zip64EndOfCentralDirectoryOffset =
zip64endOfCentralDirectoryLocator.OffsetOfZip64EndOfCentralDirectoryRecord;
ZipIOZip64EndOfCentralDirectoryBlock block = new ZipIOZip64EndOfCentralDirectoryBlock(blockManager);
blockManager.Stream.Seek(zip64EndOfCentralDirectoryOffset, SeekOrigin.Begin);
block.ParseRecord(blockManager.BinaryReader, zip64EndOfCentralDirectoryOffset);
return block;
}
