/// <summary>
/// Gets if the two data are equivalent in content.
/// </summary>
public static bool Equal(Data A, Data B)
{
long size = A.Size;
if (size != B.Size)
{
return false;
}
InStream astr = A.Read();
InStream bstr = B.Read();
while (size > 0)
{
if (astr.Read() != bstr.Read())
{
return false;
}
size--;
}
return true;
}
public PartionData(Data Source, long Start, long Size)
{
this._Source = Source;
this._Start = Start;
this._Size = Size;
}
/// <summary>
/// Creates data from the concatenation of parts.
/// </summary>
public static ConcatData Concat(Data[] Parts)
{
long[] offsets = new long[Parts.Length];
long size = 0;
for (int t = 0; t < Parts.Length; t++)
{
offsets[t] = size;
size += Parts[t].Size;
}
return new ConcatData(Parts, offsets, size);
}
/// <summary>
/// Creates data from the concatenation of parts.
/// </summary>
public static ConcatData Concat(List<Data> Parts)
{
Data[] parts = new Data[Parts.Count];
long[] offsets = new long[parts.Length];
long size = 0;
for (int t = 0; t < parts.Length; t++)
{
offsets[t] = size;
parts[t] = Parts[t];
size += parts[t].Size;
}
return new ConcatData(parts, offsets, size);
}
public Stream(Data[] Parts, int LocalPart, long LocalStreamSize, InStream LocalStream)
{
this._Parts = Parts;
this._LocalPart = LocalPart;
this._LocalStreamSize = LocalStreamSize;
this._LocalStream = LocalStream;
}
public ConcatData(Data[] Parts, long[] Offsets, long Size)
{
this._Parts = Parts;
this._Offsets = Offsets;
this._Size = Size;
}
/// <summary>
/// Creates a file with the given data.
/// </summary>
public static File CreateDataFile(string Name, Data Data)
{
return new File
{
_Name = Name,
_Data = Data
};
}
