//struct EchoRequest
//{
// public UInt32 DestinationIPAddress;
// public UInt16 Identifier;
// public UInt16 SequenceNumber;
// public byte[] Data;
// AutoResetEvent _responseReceivedEvent;
// public EchoRequest(UInt32 destinationIPAddress, UInt16 identifier, UInt16 sequenceNumber, byte[] data)
// {
// this.DestinationIPAddress = destinationIPAddress;
// this.Identifier = identifier;
// this.SequenceNumber = sequenceNumber;
// this.Data = data;
// _responseReceivedEvent = new AutoResetEvent(false);
// }
// public bool WaitForResponse(Int32 millisecondsTimeout)
// {
// return _responseReceivedEvent.WaitOne(millisecondsTimeout, false);
// }
// internal void SetResponseReceived()
// {
// _responseReceivedEvent.Set();
// }
//}
//System.Collections.ArrayList _outstandingEchoRequests = new System.Collections.ArrayList();
//object _outstandingEchoRequestsLock = new object();
//UInt16 _nextEchoRequestSequenceNumber = 0;
internal ICMPv4Handler(IPv4Layer ipv4Layer)
{
_ipv4Layer = ipv4Layer;
// start our "send ICMP messages transmission" thread
_sendIcmpMessagesInBackgroundQueue = new System.Collections.Queue();
_sendIcmpMessagesInBackgroundThread = new Thread(SendIcmpMessagesThread);
_sendIcmpMessagesInBackgroundThread.Start();
}
public DnsResolver(IPv4Layer ipv4Layer)
{
_ipv4Layer = ipv4Layer;
// create our DNS cache
_dnsCache = new System.Collections.Hashtable();
// enable our "cleanup DNS cache" timer (fired every 600 seconds)
_cleanupDnsCacheTimer = new Timer(CleanupDnsCache, null, 600000, 600000);
}
const Int32 RECEIVE_BUFFER_MIN_SIZE = 536; /* 536 bytes is the minimum receive buffer size allowed by UDP spec */
public UdpSocket(IPv4Layer ipv4Layer, int handle)
: base(handle)
{
// save a reference to our IPv4Layer; we'll use this to send IPv4 frames
_ipv4Layer = ipv4Layer;
base._protocolType = IPv4Layer.ProtocolType.Udp;
InitializeReceivedPacketBuffer(_receivedPacketBuffer);
}
const Int32 RECEIVE_BUFFER_MIN_SIZE = 536; /* 536 bytes is the minimum receive buffer size allowed by UDP spec */
public UdpSocket(IPv4Layer ipv4Layer, int handle)
: base(handle)
{
// save a reference to our IPv4Layer; we'll use this to send IPv4 frames
_ipv4Layer = ipv4Layer;
base._protocolType = IPv4Layer.ProtocolType.Udp;
InitializeReceivedPacketBuffer(_receivedPacketBuffer);
}
public void Dispose()
{
if (_isDisposed)
{
return;
}
_isDisposed = true;
if (_dnsCache != null)
{
_dnsCache.Clear();
}
_cleanupDnsCacheTimer.Dispose();
_ipv4Layer = null;
}
public void Dispose()
{
_ipv4Layer = null;
_tcpHeaderBuffer = null;
_tcpHeaderBufferLockObject = null;
_tcpPseudoHeaderBuffer = null;
_tcpPseudoHeaderBufferLockObject = null;
_checksumBufferArray = null;
_checksumOffsetArray = null;
_checksumCountArray = null;
_bufferArray = null;
_indexArray = null;
_countArray = null;
}
public void Dispose()
{
_ipv4Layer = null;
_tcpHeaderBuffer = null;
_tcpHeaderBufferLockObject = null;
_tcpPseudoHeaderBuffer = null;
_tcpPseudoHeaderBufferLockObject = null;
_checksumBufferArray = null;
_checksumOffsetArray = null;
_checksumCountArray = null;
_bufferArray = null;
_indexArray = null;
_countArray = null;
}
public void Dispose()
{
if (_isDisposed)
{
return;
}
_isDisposed = true;
// shut down our icmp messages transmission thread
if (_sendIcmpMessagesInBackgroundEvent != null)
{
_sendIcmpMessagesInBackgroundEvent.Set();
_sendIcmpMessagesInBackgroundEvent = null;
}
_ipv4Layer = null;
_icmpFrameBuffer = null;
_icmpFrameBufferLock = null;
//if (_outstandingEchoRequests != null)
//{
// for (int i = 0; i < _outstandingEchoRequests.Count; i++)
// {
// if (_outstandingEchoRequests[i] != null)
// {
// ((IDisposable)_outstandingEchoRequests[i]).Dispose();
// }
// }
//}
//_outstandingEchoRequests = null;
//_outstandingEchoRequestsLock = null;
_bufferArray = null;
_indexArray = null;
_countArray = null;
_checksumBufferArray = null;
_checksumOffsetArray = null;
_checksumCountArray = null;
_checksumLock = null;
}
public override void Dispose()
{
base.Dispose();
_ipv4Layer = null;
_udpHeaderBuffer = null;
_udpHeaderBufferLockObject = null;
_udpPseudoHeaderBuffer = null;
_udpPseudoHeaderBufferLockObject = null;
_checksumBufferArray = null;
_checksumOffsetArray = null;
_checksumCountArray = null;
_bufferArray = null;
_indexArray = null;
_countArray = null;
}
public override void Dispose()
{
base.Dispose();
_ipv4Layer = null;
_udpHeaderBuffer = null;
_udpHeaderBufferLockObject = null;
_udpPseudoHeaderBuffer = null;
_udpPseudoHeaderBufferLockObject = null;
_checksumBufferArray = null;
_checksumOffsetArray = null;
_checksumCountArray = null;
_bufferArray = null;
_indexArray = null;
_countArray = null;
}
static internal void Initialize()
{
lock (_initializeMethodSyncObject)
{
if (_isInitialized)
{
return;
}
#if CC3100
Type socketNativeType = Type.GetType("Netduino.IP.LinkLayers.CC3100SocketNative, Netduino.IP.LinkLayers.CC3100");
System.Reflection.MethodInfo initializeMethod = socketNativeType.GetMethod("Initialize", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Static);
initializeMethod.Invoke(null, new object[] { });
#else
// create the appropriate link layer object
Type linkLayerType = Type.GetType(LINK_LAYER_BASE_TYPENAME);
System.Reflection.ConstructorInfo linkLayerConstructor = linkLayerType.GetConstructor(new Type[] { typeof(SPI.SPI_module), typeof(Cpu.Pin), typeof(Cpu.Pin), typeof(Cpu.Pin), typeof(Cpu.Pin) });
#if NETDUINOIP_AX88796C
ILinkLayer linkLayer = (ILinkLayer)linkLayerConstructor.Invoke(new object[] { SPI.SPI_module.SPI2 /* spiBusID */, (Cpu.Pin) 0x28 /* csPinID */, (Cpu.Pin) 0x04 /* intPinID */, (Cpu.Pin) 0x12 /* resetPinID */, (Cpu.Pin) 0x44 /* wakeupPinID */ });
#elif NETDUINOIP_ENC28J60
ILinkLayer linkLayer = (ILinkLayer)linkLayerConstructor.Invoke(new object[] { SPI.SPI_module.SPI2 /* spiBusID */, (Cpu.Pin) 0x28 /* csPinID */, (Cpu.Pin) 0x04 /* intPinID */, (Cpu.Pin) 0x32 /* resetPinID */, Cpu.Pin.GPIO_NONE /* wakeupPinID */ });
#elif NETDUINOIP_CC3100
#endif
// retrieve MAC address from the config sector
object networkInterface = Netduino.IP.Interop.NetworkInterface.GetNetworkInterface(0);
byte[] physicalAddress = (byte[])networkInterface.GetType().GetMethod("get_PhysicalAddress").Invoke(networkInterface, new object[] { });
linkLayer.SetMacAddress(physicalAddress);
// create EthernetInterface instance
_ethernetInterface = new Netduino.IP.EthernetInterface(linkLayer);
// create our IPv4Layer instance
_ipv4Layer = new IPv4Layer(_ethernetInterface);
// start up our link layer
linkLayer.Start();
#endif
_isInitialized = true;
}
}
static internal void Initialize()
{
lock (_initializeMethodSyncObject)
{
if (_isInitialized) return;
#if CC3100
Type socketNativeType = Type.GetType("Netduino.IP.LinkLayers.CC3100SocketNative, Netduino.IP.LinkLayers.CC3100");
System.Reflection.MethodInfo initializeMethod = socketNativeType.GetMethod("Initialize", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Static);
initializeMethod.Invoke(null, new object[] { });
#else
// create the appropriate link layer object
Type linkLayerType = Type.GetType(LINK_LAYER_BASE_TYPENAME);
System.Reflection.ConstructorInfo linkLayerConstructor = linkLayerType.GetConstructor(new Type[] { typeof(SPI.SPI_module), typeof(Cpu.Pin), typeof(Cpu.Pin), typeof(Cpu.Pin), typeof(Cpu.Pin) });
#if NETDUINOIP_AX88796C
ILinkLayer linkLayer = (ILinkLayer)linkLayerConstructor.Invoke(new object[] { SPI.SPI_module.SPI2 /* spiBusID */, (Cpu.Pin)0x28 /* csPinID */, (Cpu.Pin)0x04 /* intPinID */, (Cpu.Pin)0x12 /* resetPinID */, (Cpu.Pin)0x44 /* wakeupPinID */ });
#elif NETDUINOIP_ENC28J60
ILinkLayer linkLayer = (ILinkLayer)linkLayerConstructor.Invoke(new object[] { SPI.SPI_module.SPI2 /* spiBusID */, (Cpu.Pin)0x28 /* csPinID */, (Cpu.Pin)0x04 /* intPinID */, (Cpu.Pin)0x32 /* resetPinID */, Cpu.Pin.GPIO_NONE /* wakeupPinID */ });
#elif NETDUINOIP_CC3100
#endif
// retrieve MAC address from the config sector
object networkInterface = Netduino.IP.Interop.NetworkInterface.GetNetworkInterface(0);
byte[] physicalAddress = (byte[])networkInterface.GetType().GetMethod("get_PhysicalAddress").Invoke(networkInterface, new object[] { });
linkLayer.SetMacAddress(physicalAddress);
// create EthernetInterface instance
_ethernetInterface = new Netduino.IP.EthernetInterface(linkLayer);
// create our IPv4Layer instance
_ipv4Layer = new IPv4Layer(_ethernetInterface);
// start up our link layer
linkLayer.Start();
#endif
_isInitialized = true;
}
}
public DHCPv4Client(IPv4Layer ipv4Layer)
{
_ipv4Layer = ipv4Layer;
_physicalAddress = ipv4Layer.GetPhysicalAddressAsUInt64();
// create DHCP state machine thread
_dhcpStateMachineThread = new Thread(DhcpStateMachine);
_dhcpStateMachineThread.Start();
_leaseUpdateTimer = new Timer(LeaseUpdateTimerCallback, null, System.Threading.Timeout.Infinite, System.Threading.Timeout.Infinite);
// wire up LinkStateChanged event
_ipv4Layer.LinkStateChanged += _ipv4Layer_LinkStateChanged;
}
public TcpHandler(IPv4Layer ipv4Layer)
{
// save a reference to our IPv4Layer; we'll use this to send IPv4 frames
_ipv4Layer = ipv4Layer;
}
public void Dispose()
{
if (_isDisposed) return;
_isDisposed = true;
if (_dnsCache != null)
_dnsCache.Clear();
_cleanupDnsCacheTimer.Dispose();
_ipv4Layer = null;
}
public DnsResolver(IPv4Layer ipv4Layer)
{
_ipv4Layer = ipv4Layer;
// create our DNS cache
_dnsCache = new System.Collections.Hashtable();
// enable our "cleanup DNS cache" timer (fired every 600 seconds)
_cleanupDnsCacheTimer = new Timer(CleanupDnsCache, null, 600000, 600000);
}
public void Dispose()
{
if (_isDisposed) return;
_isDisposed = true;
// shut down our icmp messages transmission thread
if (_sendIcmpMessagesInBackgroundEvent != null)
{
_sendIcmpMessagesInBackgroundEvent.Set();
_sendIcmpMessagesInBackgroundEvent = null;
}
_ipv4Layer = null;
_icmpFrameBuffer = null;
_icmpFrameBufferLock = null;
//if (_outstandingEchoRequests != null)
//{
// for (int i = 0; i < _outstandingEchoRequests.Count; i++)
// {
// if (_outstandingEchoRequests[i] != null)
// {
// ((IDisposable)_outstandingEchoRequests[i]).Dispose();
// }
// }
//}
//_outstandingEchoRequests = null;
//_outstandingEchoRequestsLock = null;
_bufferArray = null;
_indexArray = null;
_countArray = null;
_checksumBufferArray = null;
_checksumOffsetArray = null;
_checksumCountArray = null;
_checksumLock = null;
}
//struct EchoRequest
//{
// public UInt32 DestinationIPAddress;
// public UInt16 Identifier;
// public UInt16 SequenceNumber;
// public byte[] Data;
// AutoResetEvent _responseReceivedEvent;
// public EchoRequest(UInt32 destinationIPAddress, UInt16 identifier, UInt16 sequenceNumber, byte[] data)
// {
// this.DestinationIPAddress = destinationIPAddress;
// this.Identifier = identifier;
// this.SequenceNumber = sequenceNumber;
// this.Data = data;
// _responseReceivedEvent = new AutoResetEvent(false);
// }
// public bool WaitForResponse(Int32 millisecondsTimeout)
// {
// return _responseReceivedEvent.WaitOne(millisecondsTimeout, false);
// }
// internal void SetResponseReceived()
// {
// _responseReceivedEvent.Set();
// }
//}
//System.Collections.ArrayList _outstandingEchoRequests = new System.Collections.ArrayList();
//object _outstandingEchoRequestsLock = new object();
//UInt16 _nextEchoRequestSequenceNumber = 0;
internal ICMPv4Handler(IPv4Layer ipv4Layer)
{
_ipv4Layer = ipv4Layer;
// start our "send ICMP messages transmission" thread
_sendIcmpMessagesInBackgroundQueue = new System.Collections.Queue();
_sendIcmpMessagesInBackgroundThread = new Thread(SendIcmpMessagesThread);
_sendIcmpMessagesInBackgroundThread.Start();
}
public void Dispose()
{
if (_isDisposed) return;
_isDisposed = true;
if (_leaseUpdateTimer != null)
_leaseUpdateTimer.Dispose();
// shut down our state machine thread
if (_dhcpStateMachineEvent != null)
{
_dhcpStateMachineEvent.Set();
_dhcpStateMachineEvent = null;
}
//_cleanupArpCacheTimer.Dispose();
try
{
_ipv4Layer.LinkStateChanged -= _ipv4Layer_LinkStateChanged;
}
catch { }
_ipv4Layer = null;
//_bufferArray = null;
//_indexArray = null;
//_countArray = null;
_randomGenerator = null;
// unwire all event handlers
IpConfigChanged = null;
DnsConfigChanged = null;
}
public TcpHandler(IPv4Layer ipv4Layer)
{
// save a reference to our IPv4Layer; we'll use this to send IPv4 frames
_ipv4Layer = ipv4Layer;
}
