public IPv6PseudoHeader(IPv6Address sourceAddress, IPv6Address destinationAddress, ushort headerLength, byte nextHeader)
{
pseudoHeader = new byte[40]; // Size of IPv6 header
Array.Copy(sourceAddress.GetAddressBytes(), 0, pseudoHeader, 0, 16);
Array.Copy(destinationAddress.GetAddressBytes(), 0, pseudoHeader, 16, 16);
Array.Copy(NetUtilities.FromLittleEndian(headerLength), 0, pseudoHeader, 32, 2);
pseudoHeader[36] = 0; // Reserved 3 zeros
pseudoHeader[37] = 0;
pseudoHeader[38] = 0;
pseudoHeader[39] = nextHeader; //NextHeader
}
