private IDataBlock DetectData1(IDataReader dataReader, IDataBlockBuilder dataBlockBuilder, IScanContext context)
{
if ((dataReader.Position + 51) > dataReader.Length)
{
return(null);
}
IResultNode root = new MockResult(this);
IResultNode parent = root;
int i = (int)(dataReader.GetDataPacket(0, 1).StartOffset + (dataReader.Position) / 51);
for (int j = 0; j < 3; j++)
{
long offset = dataReader.Position;
const long length = 17;
parent = new MockResult(parent, dataReader, offset, length, "result: " + i + ", " + j);
dataReader.Position += length;
}
context.Results = root;
var firstChild = ((MockResult)context.Results.Children[0]);
dataBlockBuilder.StartOffset = firstChild.Offset;
var lastChild = ((MockResult)context.Results.GetLastDescendant());
dataBlockBuilder.EndOffset = (lastChild.Offset + lastChild.Length);
return(dataBlockBuilder.Build());
}
public MockResult(MockResult mockResult)
{
_name = mockResult._name;
_attributes = mockResult._attributes;
_dataPacket = mockResult._dataPacket;
_detector = mockResult._detector;
_parent = null;
}
private IDataBlock DetectData3(IDataReader dataReader, IDataBlockBuilder dataBlockBuilder, IScanContext context)
{
IResultNode root = new MockResult(this);
for (int i = 0; i < 17; i++)
{
long offset = i * 15;
const long length = 15;
new MockResult(root, dataReader, offset, length, "result: " + i);
}
context.Results = root;
var firstChild = ((MockResult)context.Results.Children[0]);
dataBlockBuilder.StartOffset = firstChild.Offset;
var lastChild = ((MockResult)context.Results.GetLastDescendant());
dataBlockBuilder.EndOffset = (lastChild.Offset + lastChild.Length);
return(dataBlockBuilder.Build());
}
override public IDataBlock DetectData(IDataReader dataReader, IDataBlockBuilder dataBlockBuilder, IScanContext context)
{
IResultNode root = new MockResult(this);
ByteStreamDataReader byteStreamDataReader = new ByteStreamDataReader(dataReader);
dataReader = byteStreamDataReader;
long dataReaderOffset = dataReader.GetDataPacket(0, 1).StartOffset;
long initialPosition = dataReader.Position + dataReaderOffset;
if (initialPosition == 0 && dataReader.Length >= 268)
{
dataReader.Position = 0;
long offset = 0L;
long length;
IResultNode parent = root;
if (byteStreamDataReader.GetByte() == 69)
{
offset = 0L;
length = 1L;
parent = new MockResult1(parent, dataReader, offset, length);
}
long firstDataBlockOffset = offset;
dataReader.Position = 255;
if (byteStreamDataReader.GetByte() == 255)
{
offset = 255L;
length = 2L;
parent = new MockResult2(parent, dataReader, offset, length);
}
dataReader.Position = 260;
if (byteStreamDataReader.GetByte() == 78)
{
offset = 260L;
length = 3L;
new MockResult1(parent, dataReader, offset, length);
}
offset = 264;
length = 4;
dataReader.Position = 264;
if (byteStreamDataReader.GetByte() == 5)
{
new MockResult2(parent, dataReader, offset, length);
}
context.Results = root;
var firstChild = ((MockResult)root.Children[0]);
dataBlockBuilder.StartOffset = firstChild.Offset;
var lastChild = ((MockResult)root.GetLastDescendant());
dataBlockBuilder.EndOffset = (lastChild.Offset + lastChild.Length);
dataBlockBuilder.IsFullFile = false;
return(dataBlockBuilder.Build());
}
if (initialPosition <= 517 && (initialPosition + dataReader.Length) >= 518)
{
long offset = 517L - dataReaderOffset;
const long length = 1L;
dataReader.Position = offset;
if (byteStreamDataReader.GetByte() == 2)
{
new MockResult1(root, dataReader, offset, length);
}
context.Results = root;
var firstChild = ((MockResult)root.Children[0]);
dataBlockBuilder.StartOffset = firstChild.Offset;
var lastChild = ((MockResult)root.GetLastDescendant());
dataBlockBuilder.EndOffset = (lastChild.Offset + lastChild.Length);
dataBlockBuilder.IsFullFile = (root.Children.Count == 1);
return(dataBlockBuilder.Build());
}
return(null);
}