protected override Variant fixupImpl()
{
var ref1 = elements["ref1"];
var ref2 = elements["ref2"];
var data = new BitStreamList();
data.Add(ref1.Value);
data.Add(ref2.Value);
data.Seek(0, System.IO.SeekOrigin.Begin);
CRCTool crcTool = new CRCTool();
crcTool.Init(type);
return(new Variant((uint)crcTool.crctablefast(data)));
}
public void TestList()
{
BitStreamList lst = new BitStreamList();
lst.Add(new BitStream(new MemoryStream(Encoding.ASCII.GetBytes("Hello"))));
lst.Add(new BitStream(new MemoryStream(Encoding.ASCII.GetBytes("World"))));
Assert.AreEqual(0, lst.Position);
Assert.AreEqual(0, lst.PositionBits);
Assert.AreEqual(10, lst.Length);
Assert.AreEqual(80, lst.LengthBits);
long ret = lst.SeekBits(12, SeekOrigin.Begin);
Assert.AreEqual(12, ret);
Assert.AreEqual(1, lst.Position);
Assert.AreEqual(12, lst.PositionBits);
ret = lst.Seek(2, SeekOrigin.Current);
Assert.AreEqual(3, ret);
Assert.AreEqual(3, lst.Position);
Assert.AreEqual(28, lst.PositionBits);
ret = lst.SeekBits(-12, SeekOrigin.End);
Assert.AreEqual(68, ret);
Assert.AreEqual(8, lst.Position);
Assert.AreEqual(68, lst.PositionBits);
ulong bits;
int b = lst.ReadBits(out bits, 15);
Assert.AreEqual(12, b);
Assert.AreEqual(0xc64, bits);
Assert.AreEqual(lst.Length, lst.Position);
Assert.AreEqual(lst.LengthBits, lst.PositionBits);
lst.Add(new BitStream(new MemoryStream(Encoding.ASCII.GetBytes("!"))));
Assert.AreEqual(10, lst.Position);
Assert.AreEqual(80, lst.PositionBits);
Assert.AreEqual(11, lst.Length);
Assert.AreEqual(88, lst.LengthBits);
ret = lst.SeekBits(-12, SeekOrigin.End);
Assert.AreEqual(76, ret);
Assert.AreEqual(9, lst.Position);
Assert.AreEqual(76, lst.PositionBits);
b = lst.ReadBits(out bits, 15);
Assert.AreEqual(12, b);
Assert.AreEqual(lst.Length, lst.Position);
Assert.AreEqual(lst.LengthBits, lst.PositionBits);
Assert.AreEqual(0x421, bits);
var buf = new byte[3];
b = lst.Read(buf, 0, buf.Length);
Assert.AreEqual(0, b);
Assert.AreEqual(lst.Length, lst.Position);
Assert.AreEqual(lst.LengthBits, lst.PositionBits);
lst.Seek(-3, SeekOrigin.End);
b = lst.Read(buf, 0, buf.Length);
Assert.AreEqual(3, b);
Assert.AreEqual(Encoding.ASCII.GetBytes("ld!"), buf);
Assert.AreEqual(lst.Length, lst.Position);
Assert.AreEqual(lst.LengthBits, lst.PositionBits);
}
