[PlatformSpecific(PlatformID.Windows)] // Linux and OSX do not support some of these
public void IPInfoTest_AccessAllIPv6Properties_NoErrors()
{
foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces())
{
_log.WriteLine("Nic: " + nic.Name);
IPInterfaceProperties ipProperties = nic.GetIPProperties();
_log.WriteLine("IPv6 Properties:");
if (!nic.Supports(NetworkInterfaceComponent.IPv6))
{
var nie = Assert.Throws <NetworkInformationException>(() => ipProperties.GetIPv6Properties());
Assert.Equal(SocketError.ProtocolNotSupported, (SocketError)nie.ErrorCode);
continue;
}
IPv6InterfaceProperties ipv6Properties = ipProperties.GetIPv6Properties();
if (ipv6Properties == null)
{
_log.WriteLine("IPv6Properties is null");
continue;
}
_log.WriteLine("Index: " + ipv6Properties.Index);
_log.WriteLine("Mtu: " + ipv6Properties.Mtu);
_log.WriteLine("ScopeID: " + ipv6Properties.GetScopeId(ScopeLevel.Link));
}
}
void FindNetworkInterfaces()
{
var nics = NetworkInterface.GetAllNetworkInterfaces()
.Where(nic => nic.OperationalStatus == OperationalStatus.Up)
.Where(nic => nic.NetworkInterfaceType != NetworkInterfaceType.Loopback)
.Where(nic => nic.SupportsMulticast)
.Where(nic => !knownNics.Any(k => k.Id == nic.Id))
.ToArray();
foreach (var nic in nics)
{
lock (socketLock)
{
if (socket == null)
{
return;
}
IPInterfaceProperties properties = nic.GetIPProperties();
if (ip6)
{
var interfaceIndex = properties.GetIPv6Properties().Index;
var mopt = new IPv6MulticastOption(MulticastAddressIp6, interfaceIndex);
socket.SetSocketOption(
SocketOptionLevel.IPv6,
SocketOptionName.AddMembership,
mopt);
maxPacketSize = Math.Min(maxPacketSize, properties.GetIPv6Properties().Mtu - packetOverhead);
}
else
{
var interfaceIndex = properties.GetIPv4Properties().Index;
var mopt = new MulticastOption(MulticastAddressIp4, interfaceIndex);
socket.SetSocketOption(
SocketOptionLevel.IP,
SocketOptionName.AddMembership,
mopt);
maxPacketSize = Math.Min(maxPacketSize, properties.GetIPv4Properties().Mtu - packetOverhead);
}
knownNics.Add(nic);
}
}
// Tell others.
if (nics.Length > 0)
{
lock (socketLock)
{
if (socket == null)
{
return;
}
NetworkInterfaceDiscovered?.Invoke(this, new NetworkInterfaceEventArgs
{
NetworkInterfaces = nics
});
}
}
}
[PlatformSpecific(PlatformID.Windows)] // Linux and OSX do not support GetScopeId
public void IPv6ScopeId_AccessAllValues_Success()
{
Assert.True(Capability.IPv6Support());
foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces())
{
_log.WriteLine("Nic: " + nic.Name);
if (!nic.Supports(NetworkInterfaceComponent.IPv6))
{
continue;
}
IPInterfaceProperties ipProperties = nic.GetIPProperties();
_log.WriteLine("- IPv6 Scope levels:");
IPv6InterfaceProperties ipv6Properties = ipProperties.GetIPv6Properties();
Array values = Enum.GetValues(typeof(ScopeLevel));
foreach (ScopeLevel level in values)
{
_log.WriteLine("-- Level: " + level + "; " + ipv6Properties.GetScopeId(level));
}
}
}
static public List <IPInterfaceProperties> GetAllAddresses(AddressFamily addressFamily)
{
if (addressFamily != AddressFamily.InterNetwork &&
addressFamily != AddressFamily.InterNetworkV6)
{
throw new InvalidOperationException("AddressFamily either IPv4 or IPv6");
}
List <IPInterfaceProperties> result = new List <IPInterfaceProperties>();
NetworkInterface[] ifs = NetworkInterface.GetAllNetworkInterfaces();
foreach (NetworkInterface netInterface in ifs)
{
IPInterfaceProperties ipProps = netInterface.GetIPProperties();
// if (netInterface.GetIPProperties().MulticastAddresses.Count == 0)
// continue; // most of VPN adapters will be skipped
if (!netInterface.SupportsMulticast)
{
continue; // multicast is meaningless for this type of connection
}
if (OperationalStatus.Up != netInterface.OperationalStatus)
{
continue; // this adapter is off or not connected
}
if ((addressFamily == AddressFamily.InterNetwork &&
ipProps.GetIPv4Properties() == null) ||
(addressFamily == AddressFamily.InterNetworkV6 &&
ipProps.GetIPv6Properties() == null))
{
continue; // IPv4 is not configured on this adapter
}
result.Add(ipProps);
}
return(result);
}
public async Task IPInfoTest_AccessAllIPv6Properties_NoErrors()
{
await Task.Run(() =>
{
foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces())
{
_log.WriteLine("Nic: " + nic.Name);
IPInterfaceProperties ipProperties = nic.GetIPProperties();
_log.WriteLine("IPv6 Properties:");
IPv6InterfaceProperties ipv6Properties = ipProperties.GetIPv6Properties();
if (ipv6Properties == null)
{
_log.WriteLine("IPv6Properties is null");
continue;
}
_log.WriteLine("Index: " + ipv6Properties.Index);
_log.WriteLine("Mtu: " + ipv6Properties.Mtu);
_log.WriteLine("Scope: " + ipv6Properties.GetScopeId(ScopeLevel.Link));
}
}).WaitAsync(TestHelper.PassingTestTimeout);
}
private static NetworkInterface GetInterface(int index)
{
NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces();
foreach (NetworkInterface adapter in nics)
{
try
{
IPInterfaceProperties adapterProperties = adapter.GetIPProperties();
IPv4InterfaceProperties ip4 = adapterProperties.GetIPv4Properties();
if ((ip4 != null) && (ip4.Index == index))
{
return(adapter);
}
IPv6InterfaceProperties ip6 = adapterProperties.GetIPv6Properties();
if ((ip6 != null) && (ip6.Index == index))
{
return(adapter);
}
}
catch (NetworkInformationException e)
{
if (e.NativeErrorCode != (int)System.Net.Sockets.SocketError.ProtocolNotSupported)
{
throw;
}
}
}
return(null);
}
public async Task IPv6ScopeId_AccessAllValues_Success()
{
await Task.Run(() =>
{
Assert.True(Capability.IPv6Support());
foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces())
{
_log.WriteLine("Nic: " + nic.Name);
if (!nic.Supports(NetworkInterfaceComponent.IPv6))
{
continue;
}
IPInterfaceProperties ipProperties = nic.GetIPProperties();
IPv6InterfaceProperties ipv6Properties = ipProperties.GetIPv6Properties();
Array values = Enum.GetValues(typeof(ScopeLevel));
foreach (ScopeLevel level in values)
{
_log.WriteLine("-- Level: " + level + "; " + ipv6Properties.GetScopeId(level));
}
}
}).WaitAsync(TestHelper.PassingTestTimeout);
}
/// <summary>
/// Returns the index for the interface which has the ip address assigned
/// </summary>
/// <param name="ipAddress"> The ip address to look for </param>
/// <returns> The index for the interface which has the ip address assigned </returns>
public static int GetInterfaceIndex(this IPAddress ipAddress)
{
if (ipAddress == null)
{
throw new ArgumentNullException("ipAddress");
}
IPInterfaceProperties interfaceProperty =
NetworkInterface.GetAllNetworkInterfaces()
.Select(n => n.GetIPProperties())
.FirstOrDefault(p => p.UnicastAddresses.Any(a => a.Address.Equals(ipAddress)));
if (interfaceProperty != null)
{
if (ipAddress.AddressFamily == AddressFamily.InterNetwork)
{
IPv4InterfaceProperties property = interfaceProperty.GetIPv4Properties();
if (property != null)
{
return(property.Index);
}
}
else
{
IPv6InterfaceProperties property = interfaceProperty.GetIPv6Properties();
if (property != null)
{
return(property.Index);
}
}
}
throw new ArgumentOutOfRangeException("ipAddress",
"The given ip address is not configured on the local system");
}
private static IPv6InterfaceProperties GetIPv6Properties(IPInterfaceProperties props)
{
try
{
return(props.GetIPv6Properties());
}
catch (NetworkInformationException)
{
return(null);
}
}
/// <summary>
/// Bind a UDP client to each network adapter and set the index and address for multicast
/// </summary>
private void InitIPv6()
{
// Windows needs to have the IP Address and index set for an IPv6 multicast socket
if (PlatformDetection.IsWindows)
{
NetworkInterface[] adapters = NetworkInterface.GetAllNetworkInterfaces();
List <UdpClient> clients = new List <UdpClient>();
foreach (var adapter in adapters)
{
if (adapter.OperationalStatus != OperationalStatus.Up)
{
continue;
}
if (adapter.Supports(NetworkInterfaceComponent.IPv6) && adapter.SupportsMulticast)
{
IPInterfaceProperties adapterProperties = adapter.GetIPProperties();
if (adapterProperties == null)
{
continue;
}
UnicastIPAddressInformationCollection uniCast = adapterProperties.UnicastAddresses;
if (uniCast.Count > 0)
{
foreach (UnicastIPAddressInformation uni in uniCast)
{
if (uni.Address.AddressFamily != AddressFamily.InterNetworkV6)
{
continue;
}
//Only use LinkLocal or LocalHost addresses
if (!uni.Address.IsIPv6LinkLocal && uni.Address != IPAddress.Parse("::1"))
{
continue;
}
clients.Add(NewClient(uni.Address, adapterProperties.GetIPv6Properties().Index));
}
}
}
}
}
else
{
//Linux does not
UdpClient client = NewClient(IPAddress.IPv6Any, 0);
}
}
IEnumerable <IPAddress> getIpv6Addr(NetworkInterface nic)
{
if (nic.Supports(NetworkInterfaceComponent.IPv6))
{
IPInterfaceProperties ipprop = nic.GetIPProperties();
IPv6InterfaceProperties ipv6prop = ipprop.GetIPv6Properties();
foreach (UnicastIPAddressInformation addr in ipprop.UnicastAddresses)
{
if (addr.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6)
{
yield return(addr.Address);
}
}
}
}
//</Snippet48>
//<Snippet49>
public static void DisplayIPv6NetworkInterfaces()
{
NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces();
IPGlobalProperties properties = IPGlobalProperties.GetIPGlobalProperties();
Console.WriteLine("IPv6 interface information for {0}.{1}",
properties.HostName, properties.DomainName);
int count = 0;
foreach (NetworkInterface adapter in nics)
{
// Only display informatin for interfaces that support IPv6.
if (adapter.Supports(NetworkInterfaceComponent.IPv6) == false)
{
continue;
}
count++;
Console.WriteLine();
Console.WriteLine(adapter.Description);
// Underline the description.
Console.WriteLine(String.Empty.PadLeft(adapter.Description.Length, '='));
IPInterfaceProperties adapterProperties = adapter.GetIPProperties();
// Try to get the IPv6 interface properties.
IPv6InterfaceProperties p = adapterProperties.GetIPv6Properties();
if (p == null)
{
Console.WriteLine("No IPv6 information is available for this interface.");
Console.WriteLine();
continue;
}
// Display the IPv6 specific data.
Console.WriteLine(" Index ............................. : {0}", p.Index);
Console.WriteLine(" MTU ............................... : {0}", p.Mtu);
}
if (count == 0)
{
Console.WriteLine(" No IPv6 interfaces were found.");
Console.WriteLine();
}
}
[PlatformSpecific(PlatformID.Windows)] // Linux and OSX do not support GetScopeId
public void IPv6ScopeId_GetLinkLevel_MatchesIndex()
{
Assert.True(Capability.IPv6Support());
foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces())
{
IPInterfaceProperties ipProperties = nic.GetIPProperties();
if (!nic.Supports(NetworkInterfaceComponent.IPv6))
{
continue;
}
IPv6InterfaceProperties ipv6Properties = ipProperties.GetIPv6Properties();
// This is not officially guaranteed by Windows, but it's what gets used.
Assert.Equal(ipv6Properties.Index, ipv6Properties.GetScopeId(ScopeLevel.Link));
}
}
/// <summary>
/// Returns an appropriate NetworkInterface object for the specified interface index.
/// </summary>
/// <param name="interfaceIndex">The index of the interface for which to retrieve a NetworkInterface object.</param>
public static NetworkInterface GetNetworkInterface(uint interfaceIndex)
{
foreach (NetworkInterface item in NetworkInterface.GetAllNetworkInterfaces())
{
IPInterfaceProperties properties = item.GetIPProperties();
if (item.Supports(NetworkInterfaceComponent.IPv4) && properties.GetIPv4Properties().Index == interfaceIndex)
{
return(item);
}
if (item.Supports(NetworkInterfaceComponent.IPv6) && properties.GetIPv6Properties().Index == interfaceIndex)
{
return(item);
}
}
throw new ArgumentOutOfRangeException(nameof(interfaceIndex));
}
private static string FormatNetworkInterface(NetworkInterface adapter)
{
string result = string.Empty;
result += $"Interface: {adapter.Name}\n";
result += $" Description: {adapter.Description}\n";
result += $" ID: {adapter.Id}\n";
result += $" Type: {adapter.NetworkInterfaceType}\n";
result += $" Operational status: {adapter.OperationalStatus}\n";
result += $" Supports multicast: {adapter.SupportsMulticast}\n";
result += $" Physical address: {adapter.GetPhysicalAddress().ToString()}\n";
result += $" Supports IPv4: {adapter.Supports(NetworkInterfaceComponent.IPv4)}\n";
result += $" Supports IPv6: {adapter.Supports(NetworkInterfaceComponent.IPv6)}\n";
try
{
result += $" Receive only: {adapter.IsReceiveOnly}\n";
result += $" Speed: {adapter.Speed}\n";
}
catch (PlatformNotSupportedException)
{
}
if (adapter.NetworkInterfaceType != NetworkInterfaceType.Loopback)
{
IPInterfaceProperties properties = adapter.GetIPProperties();
result += FormatIPInterfaceProperties(properties);
result += FormatIPInterfaceStatistics(adapter.GetIPStatistics());
if (adapter.Supports(NetworkInterfaceComponent.IPv4))
{
result += FormatIPv4InterfaceProperties(properties.GetIPv4Properties());
result += FormatIPv4InterfaceStatistics(adapter.GetIPv4Statistics());
}
if (adapter.Supports(NetworkInterfaceComponent.IPv6))
{
result += FormatIPv6InterfaceProperties(properties.GetIPv6Properties());
}
}
return(result);
}
public void Execute(ITerminal terminal)
{
NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces();
IPGlobalProperties properties = IPGlobalProperties.GetIPGlobalProperties();
terminal.WriteLine($"IP interface information for {properties?.HostName}.{properties?.HostName}");
terminal.WriteLine();
foreach (NetworkInterface adapter in nics)
{
terminal.WriteLine(adapter.Description);
if (adapter.Supports(NetworkInterfaceComponent.IPv4))
{
IPInterfaceProperties adapterProperties = adapter.GetIPProperties();
IPv4InterfaceProperties p = adapterProperties.GetIPv4Properties();
if (p == null)
{
terminal.WriteLine("No IPv4 information is available for this interface.");
}
else
{
terminal.WriteLine($" IPv4 MTU ............................... : {p.Mtu}");
}
}
if (adapter.Supports(NetworkInterfaceComponent.IPv6))
{
IPInterfaceProperties adapterProperties = adapter.GetIPProperties();
IPv6InterfaceProperties p = adapterProperties.GetIPv6Properties();
if (p == null)
{
terminal.WriteLine("No IPv6 information is available for this interface.");
}
else
{
terminal.WriteLine($" IPv6 MTU ............................... : {p.Mtu}");
}
}
}
}
public async Task IPv6ScopeId_GetLinkLevel_MatchesIndex()
{
await Task.Run(() =>
{
Assert.True(Capability.IPv6Support());
foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces())
{
IPInterfaceProperties ipProperties = nic.GetIPProperties();
if (!nic.Supports(NetworkInterfaceComponent.IPv6))
{
continue;
}
IPv6InterfaceProperties ipv6Properties = ipProperties.GetIPv6Properties();
// This is not officially guaranteed by Windows, but it's what gets used.
Assert.Equal(ipv6Properties.Index, ipv6Properties.GetScopeId(ScopeLevel.Link));
}
}).WaitAsync(TestHelper.PassingTestTimeout);
}
public static bool TryGetLoopbackInterfaceIndex(NetworkInterface adapter, bool ipv4, out int interfaceIndex)
{
Fx.Assert(adapter != null, "adapter can't be null");
Fx.Assert(adapter.NetworkInterfaceType == NetworkInterfaceType.Loopback, "adapter type must be loopback adapter");
interfaceIndex = -1;
bool result = false;
if (ipv4 && adapter.Supports(NetworkInterfaceComponent.IPv4))
{
interfaceIndex = NetworkInterface.LoopbackInterfaceIndex;
result = true;
}
else if (!ipv4 && adapter.Supports(NetworkInterfaceComponent.IPv6))
{
IPInterfaceProperties properties = adapter.GetIPProperties();
IPv6InterfaceProperties ipv6Properties = properties.GetIPv6Properties();
interfaceIndex = ipv6Properties.Index;
result = true;
}
return(result);
}
private static long GetInterfaceIndexFromIPAddress(IPAddress ipAddress)
{
foreach (NetworkInterface networkInterface in System.Net.NetworkInformation.NetworkInterface.GetAllNetworkInterfaces())
{
if (networkInterface.Supports(NetworkInterfaceComponent.IPv6))
{
IPInterfaceProperties ipProperties = networkInterface.GetIPProperties();
if (ipProperties != null)
{
foreach (UnicastIPAddressInformation address in ipProperties.UnicastAddresses)
{
if (address.Address?.ToString() == ipAddress.ToString())
{
IPv6InterfaceProperties ipv6Properties = ipProperties?.GetIPv6Properties();
return(ipv6Properties?.Index ?? -1);
}
}
}
}
}
return(-1);
}
public void IPInfoTest_AccessAllIPv6Properties_NoErrors()
{
foreach (NetworkInterface nic in NetworkInterface.GetAllNetworkInterfaces())
{
_log.WriteLine("Nic: " + nic.Name);
IPInterfaceProperties ipProperties = nic.GetIPProperties();
_log.WriteLine("IPv6 Properties:");
IPv6InterfaceProperties ipv6Properties = ipProperties.GetIPv6Properties();
if (ipv6Properties == null)
{
_log.WriteLine("IPv6Properties is null");
continue;
}
_log.WriteLine("Index: " + ipv6Properties.Index);
_log.WriteLine("Mtu: " + ipv6Properties.Mtu);
Assert.Throws <PlatformNotSupportedException>(() => ipv6Properties.GetScopeId(ScopeLevel.Link));
}
}
GetInterfaceIndex(string iface, AddressFamily family)
{
if (iface.Length == 0)
{
return(-1);
}
//
// The iface parameter must either be an IP address, an
// index or the name of an interface. If it's an index we
// just return it. If it's an IP addess we search for an
// interface which has this IP address. If it's a name we
// search an interface with this name.
//
try
{
return(int.Parse(iface, CultureInfo.InvariantCulture));
}
catch (FormatException)
{
}
NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces();
try
{
var addr = IPAddress.Parse(iface);
foreach (NetworkInterface ni in nics)
{
IPInterfaceProperties ipProps = ni.GetIPProperties();
foreach (UnicastIPAddressInformation uni in ipProps.UnicastAddresses)
{
if (uni.Address.Equals(addr))
{
if (addr.AddressFamily == AddressFamily.InterNetwork)
{
IPv4InterfaceProperties ipv4Props = ipProps.GetIPv4Properties();
if (ipv4Props != null)
{
return(ipv4Props.Index);
}
}
else
{
IPv6InterfaceProperties ipv6Props = ipProps.GetIPv6Properties();
if (ipv6Props != null)
{
return(ipv6Props.Index);
}
}
}
}
}
}
catch (FormatException)
{
}
foreach (NetworkInterface ni in nics)
{
if (ni.Name == iface)
{
IPInterfaceProperties ipProps = ni.GetIPProperties();
if (family == AddressFamily.InterNetwork)
{
IPv4InterfaceProperties ipv4Props = ipProps.GetIPv4Properties();
if (ipv4Props != null)
{
return(ipv4Props.Index);
}
}
else
{
IPv6InterfaceProperties ipv6Props = ipProps.GetIPv6Properties();
if (ipv6Props != null)
{
return(ipv6Props.Index);
}
}
}
}
throw new ArgumentException("couldn't find interface `" + iface + "'");
}
void InitSockets(bool updateListenPort)
{
bool ipV4;
bool ipV6;
UdpUtility.CheckSocketSupport(out ipV4, out ipV6);
Fx.Assert(this.listenSockets == null, "listen sockets should only be initialized once");
this.listenSockets = new List <UdpSocket>();
int port = (this.listenUri.IsDefaultPort ? 0 : this.listenUri.Port);
if (this.listenUri.HostNameType == UriHostNameType.IPv6 ||
this.listenUri.HostNameType == UriHostNameType.IPv4)
{
UdpUtility.ThrowOnUnsupportedHostNameType(this.listenUri);
IPAddress address = IPAddress.Parse(this.listenUri.DnsSafeHost);
if (UdpUtility.IsMulticastAddress(address))
{
this.isMulticast = true;
NetworkInterface[] adapters = UdpUtility.GetMulticastInterfaces(udpTransportBindingElement.MulticastInterfaceId);
//if listening on a specific adapter, don't disable multicast loopback on that adapter.
bool allowMulticastLoopback = !string.IsNullOrEmpty(this.udpTransportBindingElement.MulticastInterfaceId);
for (int i = 0; i < adapters.Length; i++)
{
if (adapters[i].OperationalStatus == OperationalStatus.Up)
{
IPInterfaceProperties properties = adapters[i].GetIPProperties();
bool isLoopbackAdapter = adapters[i].NetworkInterfaceType == NetworkInterfaceType.Loopback;
if (isLoopbackAdapter)
{
int interfaceIndex;
if (UdpUtility.TryGetLoopbackInterfaceIndex(adapters[i], address.AddressFamily == AddressFamily.InterNetwork, out interfaceIndex))
{
listenSockets.Add(UdpUtility.CreateListenSocket(address, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize, this.udpTransportBindingElement.TimeToLive,
interfaceIndex, allowMulticastLoopback, isLoopbackAdapter));
}
}
else if (this.listenUri.HostNameType == UriHostNameType.IPv6)
{
if (adapters[i].Supports(NetworkInterfaceComponent.IPv6))
{
IPv6InterfaceProperties v6Properties = properties.GetIPv6Properties();
if (v6Properties != null)
{
listenSockets.Add(UdpUtility.CreateListenSocket(address, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize,
this.udpTransportBindingElement.TimeToLive, v6Properties.Index, allowMulticastLoopback, isLoopbackAdapter));
}
}
}
else
{
if (adapters[i].Supports(NetworkInterfaceComponent.IPv4))
{
IPv4InterfaceProperties v4Properties = properties.GetIPv4Properties();
if (v4Properties != null)
{
listenSockets.Add(UdpUtility.CreateListenSocket(address, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize,
this.udpTransportBindingElement.TimeToLive, v4Properties.Index, allowMulticastLoopback, isLoopbackAdapter));
}
}
}
}
}
if (listenSockets.Count == 0)
{
throw FxTrace.Exception.AsError(new ArgumentException(SR.UdpFailedToFindMulticastAdapter(this.listenUri)));
}
}
else
{
//unicast - only sends on the default adapter...
this.listenSockets.Add(UdpUtility.CreateUnicastListenSocket(address, ref port,
this.udpTransportBindingElement.SocketReceiveBufferSize, this.udpTransportBindingElement.TimeToLive));
}
}
else
{
IPAddress v4Address = IPAddress.Any;
IPAddress v6Address = IPAddress.IPv6Any;
if (ipV4 && ipV6)
{
if (port == 0)
{
//port 0 is only allowed when ListenUriMode == ListenUriMode.Unique
UdpSocket ipv4Socket, ipv6Socket;
port = UdpUtility.CreateListenSocketsOnUniquePort(v4Address, v6Address, this.udpTransportBindingElement.SocketReceiveBufferSize, this.udpTransportBindingElement.TimeToLive, out ipv4Socket, out ipv6Socket);
this.listenSockets.Add(ipv4Socket);
this.listenSockets.Add(ipv6Socket);
}
else
{
this.listenSockets.Add(UdpUtility.CreateUnicastListenSocket(v4Address, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize, this.udpTransportBindingElement.TimeToLive));
this.listenSockets.Add(UdpUtility.CreateUnicastListenSocket(v6Address, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize, this.udpTransportBindingElement.TimeToLive));
}
}
else if (ipV4)
{
this.listenSockets.Add(UdpUtility.CreateUnicastListenSocket(v4Address, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize, this.udpTransportBindingElement.TimeToLive));
}
else if (ipV6)
{
this.listenSockets.Add(UdpUtility.CreateUnicastListenSocket(v6Address, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize, this.udpTransportBindingElement.TimeToLive));
}
}
if (updateListenPort && port != this.listenUri.Port)
{
UriBuilder uriBuilder = new UriBuilder(this.listenUri);
uriBuilder.Port = port;
this.listenUri = uriBuilder.Uri;
}
// Open all the sockets to keep ref counts consistent
foreach (UdpSocket udpSocket in this.ListenSockets)
{
udpSocket.Open();
}
}
/// <summary>
/// Loads the interface configuration into a cache for quick access
/// </summary>
public static void LoadCache()
{
NetworkInterface[] arnic = NetworkInterface.GetAllNetworkInterfaces();
bChacheLoaded = true;
List <IPAddress[]> lipaAddresses = new List <IPAddress[]>();
List <IPAddress> lLocalIPAddresses = new List <IPAddress>();
List <string> lstrInterfaceNames = new List <string>();
List <MACAddress> lmcMacAddress = new List <MACAddress>();
List <Subnetmask[]> lsmSubnetmask = new List <Subnetmask[]>();
List <IPAddress[]> lipaStandardgateway = new List <IPAddress[]>();
List <bool> lbIPEnabled = new List <bool>();
List <string> lsterDNSHostname = new List <string>();
List <NetworkInterfaceType> lNicType = new List <NetworkInterfaceType>();
List <string> lEasyName = new List <string>();
List <string> lDescription = new List <string>();
List <int> lMTU = new List <int>();
dictNameIndex = new Dictionary <string, int>();
dictIntIndexStoreIndex = new Dictionary <int, int>();
int iStoreIndex = 0;
foreach (NetworkInterface nic in arnic)
{
List <IPAddress> lipAddress = new List <IPAddress>();
List <Subnetmask> lsmMask = new List <Subnetmask>();
IPInterfaceProperties ipProps = nic.GetIPProperties();
IPv4InterfaceProperties ipv4Props = null;
IPv6InterfaceProperties ipv6Props = null;
try { ipv4Props = ipProps.GetIPv4Properties(); }
catch { /*Black hole, since there is an exception if the protocol is not supported by the OS.*/ }
try { ipv6Props = ipProps.GetIPv6Properties(); }
catch { /*Black hole, since there is an exception if the protocol is not supported by the OS.*/ }
//Skip interface if not IP ready
if (ipProps != null && (ipv4Props != null || ipv6Props != null))
{
int iIndex;
if (ipv4Props != null)
{
iIndex = ipv4Props.Index;
}
else
{
iIndex = ipv6Props.Index;
}
dictIntIndexStoreIndex.Add(iIndex, iStoreIndex);
//Get Name
string strIntName = nic.Id;
lstrInterfaceNames.Add(strIntName);
dictNameIndex.Add(strIntName, iIndex);
//Get IPS & Subnetmasks
UnicastIPAddressInformationCollection aripTemp = ipProps.UnicastAddresses;
for (int iC1 = 0; iC1 < aripTemp.Count; iC1++)
{
if (aripTemp[iC1].Address.AddressFamily == AddressFamily.InterNetwork ||
aripTemp[iC1].Address.AddressFamily == AddressFamily.InterNetworkV6)
{
if (aripTemp[iC1].IPv4Mask != null && aripTemp[iC1].Address != null && aripTemp[iC1].Address.AddressFamily == AddressFamily.InterNetwork)
{
lipAddress.Add(aripTemp[iC1].Address);
lsmMask.Add(new Subnetmask(aripTemp[iC1].IPv4Mask.GetAddressBytes()));
}
else if (aripTemp[iC1].Address != null && aripTemp[iC1].Address.AddressFamily == AddressFamily.InterNetworkV6)
{
lipAddress.Add(aripTemp[iC1].Address);
lsmMask.Add(Subnetmask.IPv6Default);
}
}
}
lipaAddresses.Add(lipAddress.ToArray());
lLocalIPAddresses.AddRange(lipAddress);
lsmSubnetmask.Add(lsmMask.ToArray());
if (ipv4Props != null)
{
lMTU.Add(ipv4Props.Mtu);
}
else
{
lMTU.Add(ipv6Props.Mtu);
}
lipAddress.Clear();
lsmMask.Clear();
byte[] bAddressBytes = nic.GetPhysicalAddress().GetAddressBytes();
if (bAddressBytes.Length == 6)
{
lmcMacAddress.Add(new MACAddress(bAddressBytes));
}
else
{
lmcMacAddress.Add(MACAddress.Empty);
}
//Get Standardgateways
GatewayIPAddressInformationCollection arGateways = ipProps.GatewayAddresses;
for (int iC1 = 0; iC1 < arGateways.Count; iC1++)
{
IPAddress ipa = arGateways[iC1].Address;
if (ipa.AddressFamily == AddressFamily.InterNetwork || ipa.AddressFamily == AddressFamily.InterNetworkV6)
{
lipAddress.Add(ipa);
}
}
lipaStandardgateway.Add(lipAddress.ToArray());
lDescription.Add(nic.Description);
lEasyName.Add(nic.Name);
lNicType.Add(nic.NetworkInterfaceType);
iStoreIndex++;
}
}
arInterfaceNames = lstrInterfaceNames.ToArray();
arIPAddresses = lipaAddresses.ToArray();
arMACAddresses = lmcMacAddress.ToArray();
arSubnetmasks = lsmSubnetmask.ToArray();
arStandardgateways = lipaStandardgateway.ToArray();
arIPEnabled = lbIPEnabled.ToArray();
arLocalIPAddresses = lLocalIPAddresses.ToArray();
arAdapterType = lNicType.ToArray();
arDescription = lDescription.ToArray();
arEasyName = lEasyName.ToArray();
arMTU = lMTU.ToArray();
}
/// <summary>
/// Obtains information about network interfaces. Formats and returns it
/// similar to "ipconfig" command.
/// </summary>
public static string GetNetworkInformation(Boolean activeOnly)
{
string title;
StringBuilder info = new StringBuilder();
NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces();
if (nics == null || nics.Length < 1)
{
info.AppendLine("No network interfaces found.");
return(info.ToString());
}
title = String.Format("{0}Network Interfaces", activeOnly ? "Active " : "");
info.AppendLine(title);
info.AppendLine(String.Empty.PadLeft(title.Length, '='));
foreach (NetworkInterface adapter in nics)
{
IPInterfaceProperties properties = adapter.GetIPProperties();
// continue to the next adapter if we are only showing active ones.
if (activeOnly && adapter.OperationalStatus != OperationalStatus.Up)
{
continue;
}
info.AppendLine();
title = String.Format("{0} adapter {1}", adapter.NetworkInterfaceType, adapter.Name);
info.AppendLine(title);
info.AppendLine(String.Empty.PadLeft(title.Length, '-'));
info.AppendFormat("Description . . . . . . . . . . . . . . . : {0}\n", adapter.Description);
info.AppendFormat("Physical Address . . . . . . . . . . . . : {0}\n", adapter.GetPhysicalAddress());
info.AppendFormat("Operational status . . . . . . . . . . . : {0}\n", adapter.OperationalStatus);
// The following information is not useful for loopback adapters.
if (adapter.NetworkInterfaceType == NetworkInterfaceType.Loopback)
{
continue;
}
// DNS
info.AppendFormat("DNS Services . . . . . . . . . . . . . . : {0}\n",
properties.IsDynamicDnsEnabled ? "dynamic" : properties.IsDnsEnabled
? "enabled" : "disabled");
if (!String.IsNullOrEmpty(properties.DnsSuffix))
{
info.AppendFormat("DNS Suffix . . . . . . . . . . . . . . . : {0}\n",
properties.DnsSuffix);
}
if (properties.DnsAddresses != null && properties.DnsAddresses.Count > 0)
{
AddIpAddresses(info, "DNS Servers . . . . . . . . . . . . . . . : ", properties.DnsAddresses);
}
// IPv4
if (adapter.Supports(NetworkInterfaceComponent.IPv4))
{
IPv4InterfaceProperties ipv4 = properties.GetIPv4Properties();
if (ipv4 != null)
{
if (ipv4.UsesWins)
{
IPAddressCollection winsServers = properties.WinsServersAddresses;
if (winsServers != null && winsServers.Count > 0)
{
AddIpAddresses(info, "WINS Servers . . . . . . . . . . . . . . : ", winsServers);
}
}
info.AppendFormat("IPv4 DHCP Enabled . . . . . . . . . . . . : {0}\n", ipv4.IsDhcpEnabled);
info.AppendFormat("IPv4 MTU . . . . . . . . . . . . . . . . : {0}\n", ipv4.Mtu);
}
}
// IPv6
if (adapter.Supports(NetworkInterfaceComponent.IPv6))
{
IPv6InterfaceProperties ipv6 = properties.GetIPv6Properties();
if (ipv6 != null)
{
info.AppendFormat("IPv6 MTU . . . . . . . . . . . . . . . . : {0}\n", ipv6.Mtu);
info.AppendFormat("IPv6 Interface Index . . . . . . . . . . : {0}\n", ipv6.Index);
}
}
info.AppendFormat("Speed . . . . . . . . . . . . . . . . . . : {0} MBps\n",
adapter.Speed / 1000000);
info.AppendFormat("Receive Only . . . . . . . . . . . . . . : {0}\n",
adapter.IsReceiveOnly);
info.AppendFormat("Multicast . . . . . . . . . . . . . . . . : {0}\n",
adapter.SupportsMulticast);
}
return(info.ToString());
}
/// <inheritdoc />
public IIPv6InterfaceProperties GetIPv6Properties()
{
return(_props.GetIPv6Properties().ToInterface());
}
private static IPv6InterfaceProperties GetIPv6Properties(IPInterfaceProperties props)
{
try
{
return props.GetIPv6Properties();
}
catch (NetworkInformationException)
{
return null;
}
}
public void AdapterDetails()
{
NetworkInterface nic = nicArr[cbNetworkChoices.SelectedIndex];
IPGlobalProperties globalProperties = IPGlobalProperties.GetIPGlobalProperties();
ArrayList info = new ArrayList();
info.Add("Interfafce Information for:" + globalProperties.NodeType
+ globalProperties.DomainName);
info.Add("NetBIOS node type: " + globalProperties.NodeType);
info.Add("===============================================");
info.Add("Name: " + nic.Name);
info.Add("Description: " + nic.Description);
info.Add("Network Interface Type: " + nic.NetworkInterfaceType);
info.Add("Physical Address: " + nic.GetPhysicalAddress().ToString());
info.Add("Adapter ID: " + nic.Id);
info.Add("Receive Only: " + nic.IsReceiveOnly);
info.Add("Status: " + nic.OperationalStatus.ToString());
info.Add("Speed: " + nic.Speed.ToString());
IPInterfaceProperties properties = nic.GetIPProperties();
info.Add("Properties: ");
info.Add("|DNS Addresses");
foreach (IPAddressInformation uniCast in properties.UnicastAddresses)
{
info.Add("->:" + uniCast.Address.ToString());
}
info.Add("|AnyCast Addresses");
foreach (IPAddressInformation anyCast in properties.AnycastAddresses)
{
info.Add("->:" + anyCast.Address.ToString());
}
info.Add("|Support multi-cast: " + nic.SupportsMulticast);
info.Add("|Multicast Addresses: ");
foreach (IPAddressInformation multiCast in properties.MulticastAddresses)
{
info.Add("->: " + multiCast.Address.ToString());
}
info.Add("|Gateway Address");
foreach (GatewayIPAddressInformation gateway in properties.GatewayAddresses)
{
info.Add("->:" + gateway.Address.ToString());
}
if (nic.Supports(NetworkInterfaceComponent.IPv4) == true)
{
IPv4InterfaceProperties ipv4 = properties.GetIPv4Properties();
info.Add("+IPV4 Properties");
if (ipv4 != null)
{
info.Add(" |Interface Index : " + ipv4.Index.ToString());
info.Add(" |Automatic Private Addressing Active : " + ipv4.IsAutomaticPrivateAddressingActive.ToString());
info.Add(" |Automatic Private Addressing Enabled : " + ipv4.IsAutomaticPrivateAddressingEnabled.ToString());
info.Add(" |DHCP Enabled : " + ipv4.IsDhcpEnabled.ToString());
info.Add(" |Forwadding Enabled: " + ipv4.IsForwardingEnabled.ToString());
info.Add(" |MTU Size : " + ipv4.Mtu.ToString());
info.Add(" |\\Uses Wins : " + ipv4.UsesWins.ToString());
}
else
{
info.Add("|Device has no IPV4 properties");
}
}
else
{
info.Add(" |+IPv4 is not implemented: ");
}
if (nic.Supports(NetworkInterfaceComponent.IPv6) == true)
{
IPv6InterfaceProperties ipv6 = properties.GetIPv6Properties();
info.Add(" +IPV6 Properties");
if (ipv6 != null)
{
info.Add(" +IPV6 Properties : ");
info.Add(" |Interface Index : " + ipv6.Index.ToString());
info.Add(" \\MTU Size : " + ipv6.Mtu.ToString());
}
else
{
info.Add(" |Device has no IPV6 properties");
}
}
else
{
info.Add(" +IPv6 is not Implemented");
}
foreach (string a in info)
{
listBoxDetails.Items.Add(a);
}
}
//will only return > 1 socket when both of the following are true:
// 1) multicast
// 2) sending on all interfaces
UdpSocket[] GetSockets(Uri via, out IPEndPoint remoteEndPoint, out bool isMulticast)
{
UdpSocket[] results = null;
remoteEndPoint = null;
IPAddress[] remoteAddressList;
isMulticast = false;
UdpUtility.ThrowIfNoSocketSupport();
if (via.HostNameType == UriHostNameType.IPv6 || via.HostNameType == UriHostNameType.IPv4)
{
UdpUtility.ThrowOnUnsupportedHostNameType(via);
IPAddress address = IPAddress.Parse(via.DnsSafeHost);
isMulticast = UdpUtility.IsMulticastAddress(address);
remoteAddressList = new IPAddress[] { address };
}
else
{
remoteAddressList = DnsCache.Resolve(via).AddressList;
}
if (remoteAddressList.Length < 1)
{
// System.Net.Dns shouldn't ever allow this to happen, but...
Fx.Assert("DnsCache returned a HostEntry with zero length address list");
throw FxTrace.Exception.AsError(new EndpointNotFoundException(SR.DnsResolveFailed(via.DnsSafeHost)));
}
remoteEndPoint = new IPEndPoint(remoteAddressList[0], via.Port);
IPAddress localAddress;
if (via.IsLoopback)
{
localAddress = (remoteEndPoint.AddressFamily == AddressFamily.InterNetwork ? IPAddress.Loopback : IPAddress.IPv6Loopback);
}
else
{
localAddress = (remoteEndPoint.AddressFamily == AddressFamily.InterNetwork ? IPAddress.Any : IPAddress.IPv6Any);
}
int port = 0;
if (isMulticast)
{
List <UdpSocket> socketList = new List <UdpSocket>();
NetworkInterface[] adapters = UdpUtility.GetMulticastInterfaces(this.udpTransportBindingElement.MulticastInterfaceId);
//if listening on a specific adapter, don't disable multicast loopback on that adapter.
bool allowMulticastLoopback = !string.IsNullOrEmpty(this.udpTransportBindingElement.MulticastInterfaceId);
for (int i = 0; i < adapters.Length; i++)
{
if (adapters[i].OperationalStatus == OperationalStatus.Up)
{
IPInterfaceProperties properties = adapters[i].GetIPProperties();
bool isLoopbackAdapter = adapters[i].NetworkInterfaceType == NetworkInterfaceType.Loopback;
if (isLoopbackAdapter)
{
int interfaceIndex;
if (UdpUtility.TryGetLoopbackInterfaceIndex(adapters[i], localAddress.AddressFamily == AddressFamily.InterNetwork, out interfaceIndex))
{
socketList.Add(UdpUtility.CreateListenSocket(localAddress, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize, this.udpTransportBindingElement.TimeToLive,
interfaceIndex, allowMulticastLoopback, isLoopbackAdapter));
}
}
else if (localAddress.AddressFamily == AddressFamily.InterNetworkV6)
{
if (adapters[i].Supports(NetworkInterfaceComponent.IPv6))
{
IPv6InterfaceProperties v6Properties = properties.GetIPv6Properties();
if (v6Properties != null)
{
socketList.Add(UdpUtility.CreateListenSocket(localAddress, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize,
this.udpTransportBindingElement.TimeToLive, v6Properties.Index, allowMulticastLoopback, isLoopbackAdapter));
}
}
}
else
{
if (adapters[i].Supports(NetworkInterfaceComponent.IPv4))
{
IPv4InterfaceProperties v4Properties = properties.GetIPv4Properties();
if (v4Properties != null)
{
socketList.Add(UdpUtility.CreateListenSocket(localAddress, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize,
this.udpTransportBindingElement.TimeToLive, v4Properties.Index, allowMulticastLoopback, isLoopbackAdapter));
}
}
}
}
//CreateListenSocket sets the port, but since we aren't listening
//on multicast, each socket can't share the same port.
port = 0;
}
if (socketList.Count == 0)
{
throw FxTrace.Exception.AsError(new ArgumentException(SR.UdpFailedToFindMulticastAdapter(via)));
}
results = socketList.ToArray();
}
else
{
UdpSocket socket = UdpUtility.CreateUnicastListenSocket(localAddress, ref port, this.udpTransportBindingElement.SocketReceiveBufferSize,
this.udpTransportBindingElement.TimeToLive);
results = new UdpSocket[] { socket };
}
Fx.Assert(results != null, "GetSockets(...) return results should never be null. An exception should have been thrown but wasn't.");
return(results);
}
/// <summary>
/// Generate LLDP packet for adapter
/// </summary>
/// <param name="adapter"></param>
private Packet CreateLLDPPacket(NetworkInterface adapter, PacketInfo pinfo)
{
Debug.IndentLevel = 2;
PhysicalAddress MACAddress = adapter.GetPhysicalAddress();
IPInterfaceProperties ipProperties = adapter.GetIPProperties();
IPv4InterfaceProperties ipv4Properties = null; // Ipv4
IPv6InterfaceProperties ipv6Properties = null;// Ipv6
// IPv6
if (adapter.Supports(NetworkInterfaceComponent.IPv6))
{
try
{
ipv6Properties = ipProperties.GetIPv6Properties();
}
catch (NetworkInformationException e)
{
// Adapter doesn't probably have IPv6 enabled
Debug.WriteLine(e.Message, EventLogEntryType.Warning);
}
}
// IPv4
if (adapter.Supports(NetworkInterfaceComponent.IPv4))
{
try
{
ipv4Properties = ipProperties.GetIPv4Properties();
}
catch (NetworkInformationException e)
{
// Adapter doesn't probably have IPv4 enabled
Debug.WriteLine(e.Message, EventLogEntryType.Warning);
}
}
// System description
Dictionary<string, string> systemDescription = new Dictionary<string, string>();
systemDescription.Add("OS", pinfo.OperatingSystem);
//systemDescription.Add("Ver", pinfo.OperatingSystemVersion);
systemDescription.Add("Usr", pinfo.Username);
systemDescription.Add("Up", pinfo.Uptime);
// Port description
Dictionary<string, string> portDescription = new Dictionary<string, string>();
// adapter.Description is for example "Intel(R) 82579V Gigabit Network Connection"
// Registry: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\NetworkCards\<number>\Description value
//jt
//portDescription.Add("Vendor", adapter.Description);
//portDescription.Add("Vendor", "");
/*
adapter.Id is GUID and can be found in several places:
In this example it is "{87423023-7191-4C03-A049-B8E7DBB36DA4}"
Registry: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
- \NetworkCards\<number>\ServiceName value (in same tree as adapter.Description!)
- \NetworkList\Nla\Cache\Intranet\<adapter.Id> key
- \NetworkList\Nla\Cache\Intranet\<domain>\<adapter.Id> key
Registry: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion
- \NetworkCards\<number>\ServiceName value
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E972-E325-11CE-BFC1-08002BE10318}\0007
{4D36E972-E325-11CE-BFC1-08002BE10318} == Network and Sharing Center -> viewing adapter's "Properties" and selecting "Device class GUID" from dropdown menu
{4D36E972-E325-11CE-BFC1-08002BE10318}\0007 == Network and Sharing Center -> viewing adapter's "Properties" and selecting "Driver key" from dropdown menu
- \NetCfgInstanceId value
- \Linkage\Export value (part of)
- \Linkage\FilterList value (part of)
- \Linkage\RootDevice value
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\DeviceClasses\{ad498944-762f-11d0-8dcb-00c04fc3358c}\##?#PCI#VEN_8086&DEV_1503&SUBSYS_849C1043&REV_06#3&11583659&0&C8#{ad498944-762f-11d0-8dcb-00c04fc3358c}\#{87423023-7191-4C03-A049-B8E7DBB36DA4}\SymbolicLink value (part of)
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Network\{ 4D36E972 - E325 - 11CE - BFC1 - 08002BE10318}\{ 87423023 - 7191 - 4C03 - A049 - B8E7DBB36DA4}
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Network\{4D36E972-E325-11CE-BFC1-08002BE10318}\{ACB3F7A0-2E45-4435-854A-A4E120477E1D}\Connection\Name value (part of)
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\{ 87423023 - 7191 - 4C03 - A049 - B8E7DBB36DA4}
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\iphlpsvc\Parameters\Isatap\{ ACB3F7A0 - 2E45 - 4435 - 854A - A4E120477E1D}\InterfaceName value (part of)
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\<various names>\Linkage
- \Bind value (part of)
- \Export value (part of)
- \Route value (part of)
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\NetBT\Parameters\Interfaces\Tcpip_{87423023-7191-4C03-A049-B8E7DBB36DA4}
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\Psched\Parameters\NdisAdapters\{87423023-7191-4C03-A049-B8E7DBB36DA4}
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\RemoteAccess\Interfaces\<number>\InterfaceName value
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\Tcpip\Parameters\Adapters\{87423023-7191-4C03-A049-B8E7DBB36DA4}\IpConfig value (part of)
IPv4 information:
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\Tcpip\Parameters\Interfaces\{87423023-7191-4C03-A049-B8E7DBB36DA4}
IPv6 information:
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\TCPIP6\Parameters\Interfaces\{87423023-7191-4c03-a049-b8e7dbb36da4}
Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\WfpLwf\Parameters\NdisAdapters\{87423023-7191-4C03-A049-B8E7DBB36DA4}
*/
// jt
//portDescription.Add("ID", adapter.Id);
//portDescription.Add("ID", "");
// Gateway
if (ipProperties.GatewayAddresses.Count > 0)
{
portDescription.Add("GW", String.Join(", ", ipProperties.GatewayAddresses.Select(i => i.Address.ToString()).ToArray()));
}
else
{
portDescription.Add("GW", "-");
}
// CIDR
if (ipProperties.UnicastAddresses.Count > 0)
{
int[] mask = ipProperties.UnicastAddresses
.Where(
w => w.IPv4Mask.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork
)
.Select(x => getCIDRFromIPMaskAddress(x.IPv4Mask))
.Where( m => m!= 0)
.ToArray()
;
portDescription.Add("NM", String.Join(", ", mask));
}
else
{
portDescription.Add("NM", "-");
}
/*
// DNS server(s)
if (ipProperties.DnsAddresses.Count > 0)
{
portDescription.Add("DNS", String.Join(", ", ipProperties.DnsAddresses.Select(i => i.ToString()).ToArray()));
}
else
{
portDescription.Add("DNS", "-");
}
*/
// DHCP server
if (ipProperties.DhcpServerAddresses.Count > 0)
{
portDescription.Add("DHCP", String.Join(", ", ipProperties.DhcpServerAddresses.Select(i => i.ToString()).ToArray()));
}
else
{
portDescription.Add("DHCP", "-");
}
/*
// WINS server(s)
if (ipProperties.WinsServersAddresses.Count > 0)
{
portDescription.Add("WINS", String.Join(", ", ipProperties.WinsServersAddresses.Select(i => i.ToString()).ToArray()));
}
*/
// Link speed
portDescription.Add("Spd", ReadableSize(adapter.Speed) + "ps");
// Capabilities enabled
List<CapabilityOptions> capabilitiesEnabled = new List<CapabilityOptions>();
capabilitiesEnabled.Add(CapabilityOptions.StationOnly);
if (ipv4Properties.IsForwardingEnabled)
{
capabilitiesEnabled.Add(CapabilityOptions.Router);
}
ushort expectedSystemCapabilitiesCapability = GetCapabilityOptionsBits(GetCapabilityOptions());
ushort expectedSystemCapabilitiesEnabled = GetCapabilityOptionsBits(capabilitiesEnabled);
string sysname = "";
sysname = String.Format("{0}:{1}", Environment.MachineName, GetServiceTag());
// Constuct LLDP packet
LLDPPacket lldpPacket = new LLDPPacket();
lldpPacket.TlvCollection.Add(new ChassisID(ChassisSubTypes.MACAddress, MACAddress));
lldpPacket.TlvCollection.Add(new PortID(PortSubTypes.LocallyAssigned, System.Text.Encoding.UTF8.GetBytes(adapter.Name)));
lldpPacket.TlvCollection.Add(new TimeToLive(120));
lldpPacket.TlvCollection.Add(new PortDescription(CreateTlvString(portDescription)));
lldpPacket.TlvCollection.Add(new SystemName( sysname ));
lldpPacket.TlvCollection.Add(new SystemDescription(CreateTlvString(systemDescription)));
lldpPacket.TlvCollection.Add(new SystemCapabilities(expectedSystemCapabilitiesCapability, expectedSystemCapabilitiesEnabled));
// Management
var managementAddressObjectIdentifier = "Management";
// Add management IPv4 address(es)
if (null != ipv4Properties)
{
foreach (UnicastIPAddressInformation ip in ipProperties.UnicastAddresses)
{
if (ip.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
{
lldpPacket.TlvCollection.Add(new ManagementAddress(new NetworkAddress(ip.Address), InterfaceNumbering.SystemPortNumber, Convert.ToUInt32(ipv4Properties.Index), managementAddressObjectIdentifier));
}
}
}
// Add management IPv6 address(es)
if (null != ipv6Properties)
{
foreach (UnicastIPAddressInformation ip in ipProperties.UnicastAddresses)
{
if (ip.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6)
{
lldpPacket.TlvCollection.Add(new ManagementAddress(new NetworkAddress(ip.Address), InterfaceNumbering.SystemPortNumber, Convert.ToUInt32(ipv6Properties.Index), managementAddressObjectIdentifier));
}
}
}
// == Organization specific TLVs
// Ethernet
lldpPacket.TlvCollection.Add(new OrganizationSpecific(new byte[] { 0x0, 0x12, 0x0f }, 5, new byte[] { 0x5 }));
var expectedOrganizationUniqueIdentifier = new byte[3] { 0, 0, 0 };
var expectedOrganizationSpecificBytes = new byte[] { 0, 0, 0, 0 };
//int orgSubType = 0;
// IPv4 Information:
//if (null != ipv4Properties)
//{
// lldpPacket.TlvCollection.Add((new StringTLV(TLVTypes.OrganizationSpecific, String.Format("IPv4 DHCP: {0}", ipv4Properties.IsDhcpEnabled.ToString()))));
//lldpPacket.TlvCollection.Add(new OrganizationSpecific(expectedOrganizationSpecificBytes, new StringTLV(), System.Text.Encoding.UTF8.GetBytes(String.Format("IPv4 DHCP: {0}", ipv4Properties.IsDhcpEnabled.ToString()))));
//}
// End of LLDP packet
lldpPacket.TlvCollection.Add(new EndOfLLDPDU());
if (0 == lldpPacket.TlvCollection.Count)
{
throw new Exception("Couldn't construct LLDP TLVs.");
}
if (lldpPacket.TlvCollection.Last().GetType() != typeof(EndOfLLDPDU))
{
throw new Exception("Last TLV must be type of 'EndOfLLDPDU'!");
}
foreach (TLV tlv in lldpPacket.TlvCollection)
{
Debug.WriteLine(tlv.ToString(), EventLogEntryType.Information);
}
// Generate packet
Packet packet = new EthernetPacket(MACAddress, destinationHW, EthernetPacketType.LLDP);
packet.PayloadData = lldpPacket.Bytes;
return packet;
}
private string GetDeviceInfo(NetworkInterface adapter)
{
if (adapter == null)
{
return(String.Empty);
}
IPInterfaceProperties properties = adapter.GetIPProperties();
StringBuilder infoBuilder = new StringBuilder();
infoBuilder.Append(adapter.Description + "\n");
infoBuilder.Append("=================================================\n");
infoBuilder.AppendFormat(" ID ......................... : {0}\n",
adapter.Id);
infoBuilder.AppendFormat(" Name ....................... : {0}\n",
adapter.Name);
infoBuilder.AppendFormat(" Interface type ............. : {0}\n",
adapter.NetworkInterfaceType);
infoBuilder.AppendFormat(" Physical Address ........... : {0}\n",
BitConverter.ToString(adapter.GetPhysicalAddress().GetAddressBytes()));
infoBuilder.AppendFormat(" Operational status ......... : {0}\n",
adapter.OperationalStatus);
infoBuilder.AppendFormat(" Speed ...................... : {0} Mb/s\n",
adapter.Speed / 1000000);
string versions = String.Empty;
// Create a display string for the supported IP versions.
if (adapter.Supports(NetworkInterfaceComponent.IPv4))
{
versions = "IPv4";
}
if (adapter.Supports(NetworkInterfaceComponent.IPv6))
{
if (versions.Length > 0)
{
versions += " ";
}
versions += "IPv6";
}
infoBuilder.AppendFormat(" IP version ................. : {0}\n",
versions);
infoBuilder.Append(GetIPAddresses(properties));
// The following information is not useful for loopback adapters.
if (adapter.NetworkInterfaceType == NetworkInterfaceType.Loopback)
{
return(infoBuilder.ToString());
}
infoBuilder.AppendFormat(" DNS suffix ................. : {0}\n",
properties.DnsSuffix);
if (adapter.Supports(NetworkInterfaceComponent.IPv4))
{
IPv4InterfaceProperties ipv4 = properties.GetIPv4Properties();
infoBuilder.AppendFormat(" Index ...................... : {0}\n",
ipv4.Index);
infoBuilder.AppendFormat(" MTU ........................ : {0}\n",
ipv4.Mtu);
infoBuilder.AppendFormat(" APIPA active ............... : {0}\n",
ipv4.IsAutomaticPrivateAddressingActive);
infoBuilder.AppendFormat(" APIPA enabled .............. : {0}\n",
ipv4.IsAutomaticPrivateAddressingEnabled);
infoBuilder.AppendFormat(" DHCP enabled ............... : {0}\n",
ipv4.IsDhcpEnabled);
infoBuilder.AppendFormat(" Forwarding enabled.......... : {0}\n",
ipv4.IsForwardingEnabled);
infoBuilder.AppendFormat(" Uses WINS .................. : {0}\n",
ipv4.UsesWins);
if (ipv4.UsesWins)
{
IPAddressCollection winsServers = properties.WinsServersAddresses;
if (winsServers.Count > 0)
{
foreach (IPAddress winsServer in winsServers)
{
infoBuilder.AppendFormat(" WINS Server ................ : {0}\n",
winsServer);
}
}
}
}
if (adapter.Supports(NetworkInterfaceComponent.IPv6))
{
IPv6InterfaceProperties ipv6 = properties.GetIPv6Properties();
infoBuilder.AppendFormat(" Index ...................... : {0}\n",
ipv6.Index);
infoBuilder.AppendFormat(" MTU ........................ : {0}\n",
ipv6.Mtu);
}
infoBuilder.AppendFormat(" DNS enabled ................ : {0}\n",
properties.IsDnsEnabled);
infoBuilder.AppendFormat(" Dynamically configured DNS . : {0}\n",
properties.IsDynamicDnsEnabled);
infoBuilder.AppendFormat(" Receive Only ............... : {0}\n",
adapter.IsReceiveOnly);
infoBuilder.AppendFormat(" Multicast .................. : {0}\n",
adapter.SupportsMulticast);
return(infoBuilder.ToString());
}
private static IPAddress?GetInterfaceAddress(string iface, AddressFamily family)
{
Debug.Assert(iface.Length > 0);
// The iface parameter must either be an IP address, an index or the name of an interface. If it's an index
// we just return it. If it's an IP address we search for an interface which has this IP address. If it's a
// name we search an interface with this name.
try
{
return(IPAddress.Parse(iface));
}
catch (FormatException)
{
}
NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces();
try
{
int index = int.Parse(iface, CultureInfo.InvariantCulture);
foreach (NetworkInterface ni in nics)
{
IPInterfaceProperties ipProps = ni.GetIPProperties();
int interfaceIndex = -1;
if (family == AddressFamily.InterNetwork)
{
IPv4InterfaceProperties ipv4Props = ipProps.GetIPv4Properties();
if (ipv4Props != null && ipv4Props.Index == index)
{
interfaceIndex = ipv4Props.Index;
}
}
else
{
IPv6InterfaceProperties ipv6Props = ipProps.GetIPv6Properties();
if (ipv6Props != null && ipv6Props.Index == index)
{
interfaceIndex = ipv6Props.Index;
}
}
if (interfaceIndex >= 0)
{
foreach (UnicastIPAddressInformation a in ipProps.UnicastAddresses)
{
if (a.Address.AddressFamily == family)
{
return(a.Address);
}
}
}
}
}
catch (FormatException)
{
}
foreach (NetworkInterface ni in nics)
{
if (ni.Name == iface)
{
IPInterfaceProperties ipProps = ni.GetIPProperties();
foreach (UnicastIPAddressInformation a in ipProps.UnicastAddresses)
{
if (a.Address.AddressFamily == family)
{
return(a.Address);
}
}
}
}
throw new ArgumentException($"couldn't find interface `{iface}'");
}