public static unsafe int Write(this IColumnStream stream, DateTime[] chunk)
{
var ticks = chunk.Select(p => p.Ticks).ToArray();
fixed(long *p = ticks)
return(stream.Write((byte *)p, chunk.Length * sizeof(long)));
}
private static void ReadWf(IColumnStream stream, UnsafeBuffer rData, byte wVal, int wLen)
{
// Clean
rData.SetAll(0);
stream.Reset();
// 1.1 Read more than wrote
var read = stream.Read(rData.Ptr, wLen * 2);
read.Check(wLen);
rData.AllUntil(wLen - 1, wVal);
rData.AllFrom(wLen, 0);
// Clean
rData.SetAll(0);
stream.Reset();
// 1.2 Read less than wrote and until after end
var split = 7;
var splitLen = wLen / split;
for (var i = 0; i < split; i++)
{
read = stream.Read(rData.Ptr + (splitLen * i), splitLen);
read.Check(splitLen);
rData.AllUntil(splitLen * i - 1, wVal);
rData.AllFrom(splitLen * (i + 1), 0);
}
var remaining = wLen - splitLen * split;
read = stream.Read(rData.Ptr + splitLen * split, splitLen);
read.Check(remaining);
rData.AllUntil(wLen - 1, wVal);
rData.AllFrom(wLen, 0);
// Clean
rData.SetAll(0);
stream.Reset();
// 1.3 Read exactly the neumber of byte wrote
read = stream.Read(rData.Ptr, wLen);
read.Check(wLen);
rData.AllUntil(wLen - 1, wVal);
rData.AllFrom(wLen, 0);
read = stream.Read(rData.Ptr + wLen, wLen);
read.Check(0);
rData.AllUntil(wLen - 1, wVal);
rData.AllFrom(wLen, 0);
// Clean
rData.SetAll(0);
stream.Reset();
}
public static unsafe int Write(this IColumnStream stream, Int32Entry[] chunk)
{
fixed(Int32Entry *p = chunk)
return(stream.Write((byte *)p, chunk.Length * sizeof(Int32Entry)));
}
