public static unsafe IPPacketInformation GetIPPacketInformation(Interop.Winsock.ControlDataIPv6 *controlBuffer)
{
IPAddress address = controlBuffer->length != UIntPtr.Zero ?
new IPAddress(new Span <byte>(controlBuffer->address, Interop.Winsock.IPv6AddressLength)) :
IPAddress.IPv6None;
return(new IPPacketInformation(address, (int)controlBuffer->index));
}
public static unsafe IPPacketInformation GetIPPacketInformation(Interop.Winsock.ControlDataIPv6 *controlBuffer)
{
IPAddress address = IPAddress.IPv6None;
if (controlBuffer->length != UIntPtr.Zero)
{
var addressArray = new byte[Interop.Winsock.IPv6AddressLength];
Marshal.Copy((IntPtr)(controlBuffer->address), addressArray, 0, Interop.Winsock.IPv6AddressLength);
address = new IPAddress(addressArray);
}
return(new IPPacketInformation(address, (int)controlBuffer->index));
}
public static unsafe IPPacketInformation GetIPPacketInformation(Interop.Winsock.ControlDataIPv6 *controlBuffer)
{
if (controlBuffer->length == (UIntPtr)sizeof(Interop.Winsock.ControlData))
{
// IPv4 client connectiong to dual mode socket.
return(GetIPPacketInformation((Interop.Winsock.ControlData *)controlBuffer));
}
IPAddress address = controlBuffer->length != UIntPtr.Zero ?
new IPAddress(new ReadOnlySpan <byte>(controlBuffer->address, Interop.Winsock.IPv6AddressLength)) :
IPAddress.IPv6None;
return(new IPPacketInformation(address, (int)controlBuffer->index));
}
