public static FramingLayer Parse(ReadOnlySpan <byte> bytes, RootLayerVector rootLayerVector)
{
var vector = (FramingLayerVector)BinaryPrimitives.ReadUInt32BigEndian(bytes.Slice(sizeof(UInt16)));
switch (rootLayerVector)
{
case RootLayerVector.VECTOR_ROOT_E131_DATA:
switch (vector)
{
case FramingLayerVector.VECTOR_E131_DATA_PACKET:
return(DataPacketFramingLayer.Parse(bytes));
}
break;
case RootLayerVector.VECTOR_ROOT_E131_EXTENDED:
switch (vector)
{
case FramingLayerVector.VECTOR_E131_EXTENDED_SYNCHRONIZATION:
return(SynchronizationPacketFramingLayer.Parse(bytes));
case FramingLayerVector.VECTOR_E131_EXTENDED_DISCOVERY:
return(UniverseDiscoveryPacketFramingLayer.Parse(bytes));
}
break;
}
return(null);
}
public static List <byte> GetRootLayer(byte[] cid, RootLayerVector vector)
{
var expectedVector = vector;
var expectedFlags = RootLayer.FLAGS;
var expectedLength = RootLayer.Length - 16;
var bytes = new List <byte>
{
0x00, 0x10, // preamble size
0x00, 0x00, // postamble size
};
bytes.AddRange(RootLayer.ACNIdentifier);
bytes.AddRange(new byte[]
{
(byte)(expectedFlags << 4), (byte)expectedLength, // flags and length
0x00, 0x00, 0x00, (byte)expectedVector, // vector
});
bytes.AddRange(cid);
return(bytes);
}
