public LinuxIPv4InterfaceProperties(LinuxNetworkInterface linuxNetworkInterface)
: base(linuxNetworkInterface)
{
_linuxNetworkInterface = linuxNetworkInterface;
_isForwardingEnabled = GetIsForwardingEnabled();
_mtu = GetMtu();
}
public static NetworkInterface [] GetAllNetworkInterfaces()
{
#if MONOTOUCH
return(MacOsNetworkInterface.ImplGetAllNetworkInterfaces());
#else
if (runningOnUnix)
{
try {
if (Platform.IsMacOS)
{
return(MacOsNetworkInterface.ImplGetAllNetworkInterfaces());
}
else
{
return(LinuxNetworkInterface.ImplGetAllNetworkInterfaces());
}
} catch (SystemException ex) {
throw ex;
} catch {
return(new NetworkInterface [0]);
}
}
else
{
if (Environment.OSVersion.Version >= windowsVer51)
{
return(Win32NetworkInterface2.ImplGetAllNetworkInterfaces());
}
return(new NetworkInterface [0]);
}
#endif
}
public unsafe static NetworkInterface[] GetLinuxNetworkInterfaces()
{
Dictionary <string, LinuxNetworkInterface> interfacesByName = new Dictionary <string, LinuxNetworkInterface>();
const int MaxTries = 3;
for (int attempt = 0; attempt < MaxTries; attempt++)
{
int result = Interop.Sys.EnumerateInterfaceAddresses(
(name, ipAddr, maskAddr) =>
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessIpv4Address(ipAddr, maskAddr);
},
(name, ipAddr, scopeId) =>
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessIpv6Address(ipAddr, *scopeId);
},
(name, llAddr) =>
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessLinkLayerAddress(llAddr);
});
if (result == 0)
{
return(interfacesByName.Values.ToArray());
}
else
{
interfacesByName.Clear();
}
}
throw new NetworkInformationException(SR.net_PInvokeError);
}
public LinuxIPv4InterfaceProperties(LinuxNetworkInterface linuxNetworkInterface)
: base(linuxNetworkInterface)
{
_linuxNetworkInterface = linuxNetworkInterface;
_isForwardingEnabled = GetIsForwardingEnabled();
_mtu = GetMtu();
}
public LinuxIPInterfaceProperties(LinuxNetworkInterface lni)
: base(lni)
{
_linuxNetworkInterface = lni;
_gatewayAddresses = GetGatewayAddresses();
_dhcpServerAddresses = GetDhcpServerAddresses();
_winsServerAddresses = GetWinsServerAddresses();
_ipv4Properties = new LinuxIPv4InterfaceProperties(lni);
_ipv6Properties = new LinuxIPv6InterfaceProperties(lni);
}
public LinuxIPInterfaceProperties(LinuxNetworkInterface lni)
: base(lni)
{
_linuxNetworkInterface = lni;
_gatewayAddresses = GetGatewayAddresses();
_dhcpServerAddresses = GetDhcpServerAddresses();
_winsServerAddresses = GetWinsServerAddresses();
_ipv4Properties = new LinuxIPv4InterfaceProperties(lni);
_ipv6Properties = new LinuxIPv6InterfaceProperties(lni);
}
/// <summary>
/// Gets or creates a LinuxNetworkInterface, based on whether it already exists in the given Dictionary.
/// If created, it is added to the Dictionary.
/// </summary>
/// <param name="interfaces">The Dictionary of existing interfaces.</param>
/// <param name="name">The name of the interface.</param>
/// <returns>The cached or new LinuxNetworkInterface with the given name.</returns>
private static LinuxNetworkInterface GetOrCreate(Dictionary<string, LinuxNetworkInterface> interfaces, string name)
{
LinuxNetworkInterface lni;
if (!interfaces.TryGetValue(name, out lni))
{
lni = new LinuxNetworkInterface(name);
interfaces.Add(name, lni);
}
return lni;
}
private static int GetNumIPAddresses()
{
// PERF: Use EnumerateInterfaceAddresses directly.
int count = 0;
foreach (LinuxNetworkInterface lni in LinuxNetworkInterface.GetLinuxNetworkInterfaces())
{
count += lni.Addresses.Count;
}
return(count);
}
/// <summary>
/// Gets or creates a LinuxNetworkInterface, based on whether it already exists in the given Dictionary.
/// If created, it is added to the Dictionary.
/// </summary>
/// <param name="interfaces">The Dictionary of existing interfaces.</param>
/// <param name="name">The name of the interface.</param>
/// <returns>The cached or new LinuxNetworkInterface with the given name.</returns>
private static LinuxNetworkInterface GetOrCreate(Dictionary <string, LinuxNetworkInterface> interfaces, string name)
{
LinuxNetworkInterface lni;
if (!interfaces.TryGetValue(name, out lni))
{
lni = new LinuxNetworkInterface(name);
interfaces.Add(name, lni);
}
return(lni);
}
public LinuxIPInterfaceProperties(LinuxNetworkInterface lni, LinuxNetworkInterface.LinuxNetworkInterfaceSystemProperties systemProperties)
: base(lni, globalConfig: true)
{
_linuxNetworkInterface = lni;
_gatewayAddresses = GetGatewayAddresses(systemProperties);
_dhcpServerAddresses = GetDhcpServerAddresses();
_winsServerAddresses = GetWinsServerAddresses();
_dnsSuffix = systemProperties.DnsSuffix;
_dnsAddresses = systemProperties.DnsAddresses;
_ipv4Properties = new LinuxIPv4InterfaceProperties(lni);
_ipv6Properties = new LinuxIPv6InterfaceProperties(lni);
}
private UnicastIPAddressInformationCollection GetUnicastAddresses()
{
UnicastIPAddressInformationCollection collection = new UnicastIPAddressInformationCollection();
foreach (UnicastIPAddressInformation info in
LinuxNetworkInterface.GetLinuxNetworkInterfaces().SelectMany(lni => lni.GetIPProperties().UnicastAddresses))
{
// PERF: Use Interop.Sys.EnumerateInterfaceAddresses directly here.
collection.InternalAdd(info);
}
return(collection);
}
public static NetworkInterface[] GetAllNetworkInterfaces()
{
if (runningOnUnix)
{
bool flag = false;
IntPtr intPtr = Marshal.AllocHGlobal(8192);
if (uname(intPtr) == 0)
{
string a = Marshal.PtrToStringAnsi(intPtr);
if (a == "Darwin")
{
flag = true;
}
}
Marshal.FreeHGlobal(intPtr);
try
{
if (flag)
{
return(MacOsNetworkInterface.ImplGetAllNetworkInterfaces());
}
return(LinuxNetworkInterface.ImplGetAllNetworkInterfaces());
IL_005f :;
}
catch (SystemException ex)
{
throw ex;
IL_0067 :;
}
catch
{
return(new NetworkInterface[0]);
IL_007a :;
}
}
if (Environment.OSVersion.Version >= windowsVer51)
{
return(Win32NetworkInterface2.ImplGetAllNetworkInterfaces());
}
return(new NetworkInterface[0]);
}
public static NetworkInterface [] GetAllNetworkInterfaces()
{
if (runningOnUnix)
{
bool darwin = false;
IntPtr buf = Marshal.AllocHGlobal(8192);
if (uname(buf) == 0)
{
string os = Marshal.PtrToStringAnsi(buf);
if (os == "Darwin")
{
darwin = true;
}
}
Marshal.FreeHGlobal(buf);
try {
if (darwin)
{
return(MacOsNetworkInterface.ImplGetAllNetworkInterfaces());
}
else
{
return(LinuxNetworkInterface.ImplGetAllNetworkInterfaces());
}
} catch (SystemException ex) {
throw ex;
} catch {
return(new NetworkInterface [0]);
}
}
else
{
if (Environment.OSVersion.Version >= windowsVer51)
{
return(Win32NetworkInterface2.ImplGetAllNetworkInterfaces());
}
return(new NetworkInterface [0]);
}
}
public unsafe static NetworkInterface[] GetLinuxNetworkInterfaces()
{
Dictionary <string, LinuxNetworkInterface> interfacesByName = new Dictionary <string, LinuxNetworkInterface>();
Interop.Sys.EnumerateInterfaceAddresses(
(name, ipAddr, maskAddr) =>
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessIpv4Address(ipAddr, maskAddr);
},
(name, ipAddr, scopeId) =>
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessIpv6Address(ipAddr, *scopeId);
},
(name, llAddr) =>
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessLinkLayerAddress(llAddr);
});
return(interfacesByName.Values.ToArray());
}
public override NetworkInterface [] GetAllNetworkInterfaces()
{
var interfaces = new Dictionary <string, LinuxNetworkInterface> ();
IntPtr ifap;
if (GetInterfaceAddresses(out ifap) != 0)
{
throw new SystemException("getifaddrs() failed");
}
try {
IntPtr next = ifap;
while (next != IntPtr.Zero)
{
ifaddrs addr = (ifaddrs)Marshal.PtrToStructure(next, typeof(ifaddrs));
IPAddress address = IPAddress.None;
string name = addr.ifa_name;
int index = -1;
byte[] macAddress = null;
NetworkInterfaceType type = NetworkInterfaceType.Unknown;
int nullNameCount = 0;
if (addr.ifa_addr != IntPtr.Zero)
{
sockaddr_in sockaddr = (sockaddr_in)Marshal.PtrToStructure(addr.ifa_addr, typeof(sockaddr_in));
if (sockaddr.sin_family == AF_INET6)
{
sockaddr_in6 sockaddr6 = (sockaddr_in6)Marshal.PtrToStructure(addr.ifa_addr, typeof(sockaddr_in6));
address = new IPAddress(sockaddr6.sin6_addr.u6_addr8, sockaddr6.sin6_scope_id);
}
else if (sockaddr.sin_family == AF_INET)
{
address = new IPAddress(sockaddr.sin_addr);
}
else if (sockaddr.sin_family == AF_PACKET)
{
sockaddr_ll sockaddrll = (sockaddr_ll)Marshal.PtrToStructure(addr.ifa_addr, typeof(sockaddr_ll));
if (((int)sockaddrll.sll_halen) > sockaddrll.sll_addr.Length)
{
Console.Error.WriteLine("Got a bad hardware address length for an AF_PACKET {0} {1}",
sockaddrll.sll_halen, sockaddrll.sll_addr.Length);
next = addr.ifa_next;
continue;
}
macAddress = new byte [(int)sockaddrll.sll_halen];
Array.Copy(sockaddrll.sll_addr, 0, macAddress, 0, macAddress.Length);
index = sockaddrll.sll_ifindex;
int hwtype = (int)sockaddrll.sll_hatype;
if (Enum.IsDefined(typeof(LinuxArpHardware), hwtype))
{
switch ((LinuxArpHardware)hwtype)
{
case LinuxArpHardware.EETHER:
goto case LinuxArpHardware.ETHER;
case LinuxArpHardware.ETHER:
type = NetworkInterfaceType.Ethernet;
break;
case LinuxArpHardware.PRONET:
type = NetworkInterfaceType.TokenRing;
break;
case LinuxArpHardware.ATM:
type = NetworkInterfaceType.Atm;
break;
case LinuxArpHardware.SLIP:
case LinuxArpHardware.CSLIP:
case LinuxArpHardware.SLIP6:
case LinuxArpHardware.CSLIP6:
type = NetworkInterfaceType.Slip;
break;
case LinuxArpHardware.PPP:
type = NetworkInterfaceType.Ppp;
break;
case LinuxArpHardware.LOOPBACK:
type = NetworkInterfaceType.Loopback;
macAddress = null;
break;
case LinuxArpHardware.FDDI:
type = NetworkInterfaceType.Fddi;
break;
case LinuxArpHardware.SIT:
case LinuxArpHardware.IPDDP:
case LinuxArpHardware.IPGRE:
case LinuxArpHardware.IP6GRE:
case LinuxArpHardware.TUNNEL6:
case LinuxArpHardware.TUNNEL:
type = NetworkInterfaceType.Tunnel;
break;
}
}
}
}
LinuxNetworkInterface iface = null;
if (String.IsNullOrEmpty(name))
{
name = "\0" + (++nullNameCount).ToString();
}
if (!interfaces.TryGetValue(name, out iface))
{
iface = new LinuxNetworkInterface(name);
interfaces.Add(name, iface);
}
if (!address.Equals(IPAddress.None))
{
iface.AddAddress(address);
}
if (macAddress != null || type == NetworkInterfaceType.Loopback)
{
if (type == NetworkInterfaceType.Ethernet)
{
if (Directory.Exists(iface.IfacePath + "wireless"))
{
type = NetworkInterfaceType.Wireless80211;
}
}
iface.SetLinkLayerInfo(index, macAddress, type);
}
next = addr.ifa_next;
}
} finally {
FreeInterfaceAddresses(ifap);
}
NetworkInterface [] result = new NetworkInterface [interfaces.Count];
int x = 0;
foreach (NetworkInterface thisInterface in interfaces.Values)
{
result [x] = thisInterface;
x++;
}
return(result);
}
static LinuxNetworkInterface()
{
LinuxNetworkInterface.InitializeInterfaceAddresses();
}
public LinuxIPInterfaceProperties (LinuxNetworkInterface iface, List <IPAddress> addresses)
: base (iface, addresses)
{
}
public static NetworkInterface[] ImplGetAllNetworkInterfaces()
{
Dictionary <string, LinuxNetworkInterface> dictionary = new Dictionary <string, LinuxNetworkInterface>();
IntPtr intPtr;
if (LinuxNetworkInterface.GetInterfaceAddresses(out intPtr) != 0)
{
throw new SystemException("getifaddrs() failed");
}
try
{
IntPtr intPtr2 = intPtr;
int num = 0;
while (intPtr2 != IntPtr.Zero)
{
ifaddrs ifaddrs = (ifaddrs)Marshal.PtrToStructure(intPtr2, typeof(ifaddrs));
IPAddress ipaddress = IPAddress.None;
string text = ifaddrs.ifa_name;
int index = -1;
byte[] array = null;
NetworkInterfaceType networkInterfaceType = NetworkInterfaceType.Unknown;
if (ifaddrs.ifa_addr != IntPtr.Zero)
{
sockaddr_in sockaddr_in = (sockaddr_in)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(sockaddr_in));
if (sockaddr_in.sin_family == 10)
{
sockaddr_in6 sockaddr_in2 = (sockaddr_in6)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(sockaddr_in6));
ipaddress = new IPAddress(sockaddr_in2.sin6_addr.u6_addr8, (long)((ulong)sockaddr_in2.sin6_scope_id));
}
else if (sockaddr_in.sin_family == 2)
{
ipaddress = new IPAddress((long)((ulong)sockaddr_in.sin_addr));
}
else if (sockaddr_in.sin_family == 17)
{
sockaddr_ll sockaddr_ll = (sockaddr_ll)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(sockaddr_ll));
if ((int)sockaddr_ll.sll_halen > sockaddr_ll.sll_addr.Length)
{
Console.Error.WriteLine("Got a bad hardware address length for an AF_PACKET {0} {1}", sockaddr_ll.sll_halen, sockaddr_ll.sll_addr.Length);
intPtr2 = ifaddrs.ifa_next;
continue;
}
array = new byte[(int)sockaddr_ll.sll_halen];
Array.Copy(sockaddr_ll.sll_addr, 0, array, 0, array.Length);
index = sockaddr_ll.sll_ifindex;
int sll_hatype = (int)sockaddr_ll.sll_hatype;
if (Enum.IsDefined(typeof(LinuxArpHardware), sll_hatype))
{
LinuxArpHardware linuxArpHardware = (LinuxArpHardware)sll_hatype;
switch (linuxArpHardware)
{
case LinuxArpHardware.TUNNEL:
break;
case LinuxArpHardware.TUNNEL6:
break;
default:
switch (linuxArpHardware)
{
case LinuxArpHardware.ETHER:
break;
case LinuxArpHardware.EETHER:
break;
default:
if (linuxArpHardware == LinuxArpHardware.ATM)
{
networkInterfaceType = NetworkInterfaceType.Atm;
goto IL_27D;
}
if (linuxArpHardware == LinuxArpHardware.SLIP)
{
networkInterfaceType = NetworkInterfaceType.Slip;
goto IL_27D;
}
if (linuxArpHardware != LinuxArpHardware.PPP)
{
goto IL_27D;
}
networkInterfaceType = NetworkInterfaceType.Ppp;
goto IL_27D;
case LinuxArpHardware.PRONET:
networkInterfaceType = NetworkInterfaceType.TokenRing;
goto IL_27D;
}
networkInterfaceType = NetworkInterfaceType.Ethernet;
goto IL_27D;
case LinuxArpHardware.LOOPBACK:
networkInterfaceType = NetworkInterfaceType.Loopback;
array = null;
goto IL_27D;
case LinuxArpHardware.FDDI:
networkInterfaceType = NetworkInterfaceType.Fddi;
goto IL_27D;
}
networkInterfaceType = NetworkInterfaceType.Tunnel;
}
}
}
IL_27D:
LinuxNetworkInterface linuxNetworkInterface = null;
if (string.IsNullOrEmpty(text))
{
string str = "\0";
int num2;
num = (num2 = num + 1);
text = str + num2.ToString();
}
if (!dictionary.TryGetValue(text, out linuxNetworkInterface))
{
linuxNetworkInterface = new LinuxNetworkInterface(text);
dictionary.Add(text, linuxNetworkInterface);
}
if (!ipaddress.Equals(IPAddress.None))
{
linuxNetworkInterface.AddAddress(ipaddress);
}
if (array != null || networkInterfaceType == NetworkInterfaceType.Loopback)
{
if (networkInterfaceType == NetworkInterfaceType.Ethernet && Directory.Exists(linuxNetworkInterface.IfacePath + "wireless"))
{
networkInterfaceType = NetworkInterfaceType.Wireless80211;
}
linuxNetworkInterface.SetLinkLayerInfo(index, array, networkInterfaceType);
}
intPtr2 = ifaddrs.ifa_next;
}
}
finally
{
LinuxNetworkInterface.FreeInterfaceAddresses(intPtr);
}
NetworkInterface[] array2 = new NetworkInterface[dictionary.Count];
int num3 = 0;
foreach (NetworkInterface networkInterface in dictionary.Values)
{
array2[num3] = networkInterface;
num3++;
}
return(array2);
}
public static NetworkInterface [] ImplGetAllNetworkInterfaces ()
{
var interfaces = new Dictionary <string, LinuxNetworkInterface> ();
IntPtr ifap;
if (getifaddrs (out ifap) != 0)
throw new SystemException ("getifaddrs() failed");
try {
IntPtr next = ifap;
while (next != IntPtr.Zero) {
ifaddrs addr = (ifaddrs) Marshal.PtrToStructure (next, typeof (ifaddrs));
IPAddress address = IPAddress.None;
string name = addr.ifa_name;
int index = -1;
byte[] macAddress = null;
NetworkInterfaceType type = NetworkInterfaceType.Unknown;
if (addr.ifa_addr != IntPtr.Zero) {
sockaddr_in sockaddr = (sockaddr_in) Marshal.PtrToStructure (addr.ifa_addr, typeof (sockaddr_in));
if (sockaddr.sin_family == AF_INET6) {
sockaddr_in6 sockaddr6 = (sockaddr_in6) Marshal.PtrToStructure (addr.ifa_addr, typeof (sockaddr_in6));
address = new IPAddress (sockaddr6.sin6_addr.u6_addr8, sockaddr6.sin6_scope_id);
} else if (sockaddr.sin_family == AF_INET) {
address = new IPAddress (sockaddr.sin_addr);
} else if (sockaddr.sin_family == AF_PACKET) {
sockaddr_ll sockaddrll = (sockaddr_ll) Marshal.PtrToStructure (addr.ifa_addr, typeof (sockaddr_ll));
if (((int)sockaddrll.sll_halen) > sockaddrll.sll_addr.Length){
Console.Error.WriteLine ("Got a bad hardware address length for an AF_PACKET {0} {1}",
sockaddrll.sll_halen, sockaddrll.sll_addr.Length);
next = addr.ifa_next;
continue;
}
macAddress = new byte [(int) sockaddrll.sll_halen];
Array.Copy (sockaddrll.sll_addr, 0, macAddress, 0, macAddress.Length);
index = sockaddrll.sll_ifindex;
int hwtype = (int)sockaddrll.sll_hatype;
if (Enum.IsDefined (typeof (LinuxArpHardware), hwtype)) {
switch ((LinuxArpHardware)hwtype) {
case LinuxArpHardware.EETHER:
goto case LinuxArpHardware.ETHER;
case LinuxArpHardware.ETHER:
type = NetworkInterfaceType.Ethernet;
break;
case LinuxArpHardware.PRONET:
type = NetworkInterfaceType.TokenRing;
break;
case LinuxArpHardware.ATM:
type = NetworkInterfaceType.Atm;
break;
case LinuxArpHardware.SLIP:
type = NetworkInterfaceType.Slip;
break;
case LinuxArpHardware.PPP:
type = NetworkInterfaceType.Ppp;
break;
case LinuxArpHardware.LOOPBACK:
type = NetworkInterfaceType.Loopback;
macAddress = null;
break;
case LinuxArpHardware.FDDI:
type = NetworkInterfaceType.Fddi;
break;
case LinuxArpHardware.TUNNEL6:
goto case LinuxArpHardware.TUNNEL;
case LinuxArpHardware.TUNNEL:
type = NetworkInterfaceType.Tunnel;
break;
}
}
}
}
LinuxNetworkInterface iface = null;
if (!interfaces.TryGetValue (name, out iface)) {
iface = new LinuxNetworkInterface (name);
interfaces.Add (name, iface);
}
if (!address.Equals (IPAddress.None))
iface.AddAddress (address);
if (macAddress != null || type == NetworkInterfaceType.Loopback) {
if (type == NetworkInterfaceType.Ethernet) {
if (Directory.Exists(iface.IfacePath + "wireless")) {
type = NetworkInterfaceType.Wireless80211;
}
}
iface.SetLinkLayerInfo (index, macAddress, type);
}
next = addr.ifa_next;
}
} finally {
freeifaddrs (ifap);
}
NetworkInterface [] result = new NetworkInterface [interfaces.Count];
int x = 0;
foreach (NetworkInterface thisInterface in interfaces.Values) {
result [x] = thisInterface;
x++;
}
return result;
}
public LinuxIPInterfaceProperties(LinuxNetworkInterface iface, List <IPAddress> addresses)
: base(iface, addresses)
{
}
public static NetworkInterface[] ImplGetAllNetworkInterfaces()
{
Dictionary <string, LinuxNetworkInterface> dictionary = new Dictionary <string, LinuxNetworkInterface>();
if (GetInterfaceAddresses(out IntPtr ifap) != 0)
{
throw new SystemException("getifaddrs() failed");
}
try
{
IntPtr intPtr = ifap;
int num = 0;
while (intPtr != IntPtr.Zero)
{
ifaddrs ifaddrs = (ifaddrs)Marshal.PtrToStructure(intPtr, typeof(ifaddrs));
IPAddress iPAddress = IPAddress.None;
string text = ifaddrs.ifa_name;
int index = -1;
byte[] array = null;
NetworkInterfaceType networkInterfaceType = NetworkInterfaceType.Unknown;
if (ifaddrs.ifa_addr != IntPtr.Zero)
{
sockaddr_in sockaddr_in = (sockaddr_in)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(sockaddr_in));
if (sockaddr_in.sin_family == 10)
{
sockaddr_in6 sockaddr_in2 = (sockaddr_in6)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(sockaddr_in6));
iPAddress = new IPAddress(sockaddr_in2.sin6_addr.u6_addr8, sockaddr_in2.sin6_scope_id);
}
else if (sockaddr_in.sin_family == 2)
{
iPAddress = new IPAddress(sockaddr_in.sin_addr);
}
else if (sockaddr_in.sin_family == 17)
{
sockaddr_ll sockaddr_ll = (sockaddr_ll)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(sockaddr_ll));
if (sockaddr_ll.sll_halen > sockaddr_ll.sll_addr.Length)
{
Console.Error.WriteLine("Got a bad hardware address length for an AF_PACKET {0} {1}", sockaddr_ll.sll_halen, sockaddr_ll.sll_addr.Length);
intPtr = ifaddrs.ifa_next;
continue;
}
array = new byte[sockaddr_ll.sll_halen];
Array.Copy(sockaddr_ll.sll_addr, 0, array, 0, array.Length);
index = sockaddr_ll.sll_ifindex;
int sll_hatype = sockaddr_ll.sll_hatype;
if (Enum.IsDefined(typeof(LinuxArpHardware), sll_hatype))
{
switch (sll_hatype)
{
case 1:
case 2:
networkInterfaceType = NetworkInterfaceType.Ethernet;
break;
case 4:
networkInterfaceType = NetworkInterfaceType.TokenRing;
break;
case 19:
networkInterfaceType = NetworkInterfaceType.Atm;
break;
case 256:
networkInterfaceType = NetworkInterfaceType.Slip;
break;
case 512:
networkInterfaceType = NetworkInterfaceType.Ppp;
break;
case 772:
networkInterfaceType = NetworkInterfaceType.Loopback;
array = null;
break;
case 774:
networkInterfaceType = NetworkInterfaceType.Fddi;
break;
case 768:
case 769:
networkInterfaceType = NetworkInterfaceType.Tunnel;
break;
}
}
}
}
LinuxNetworkInterface value = null;
if (string.IsNullOrEmpty(text))
{
int num2 = ++num;
text = "\0" + num2.ToString();
}
if (!dictionary.TryGetValue(text, out value))
{
value = new LinuxNetworkInterface(text);
dictionary.Add(text, value);
}
if (!iPAddress.Equals(IPAddress.None))
{
value.AddAddress(iPAddress);
}
if (array != null || networkInterfaceType == NetworkInterfaceType.Loopback)
{
if (networkInterfaceType == NetworkInterfaceType.Ethernet && Directory.Exists(value.IfacePath + "wireless"))
{
networkInterfaceType = NetworkInterfaceType.Wireless80211;
}
value.SetLinkLayerInfo(index, array, networkInterfaceType);
}
intPtr = ifaddrs.ifa_next;
}
}
finally
{
FreeInterfaceAddresses(ifap);
}
NetworkInterface[] array2 = new NetworkInterface[dictionary.Count];
int num3 = 0;
foreach (LinuxNetworkInterface value2 in dictionary.Values)
{
NetworkInterface networkInterface = array2[num3] = value2;
num3++;
}
return(array2);
}
public LinuxIPv4InterfaceProperties(LinuxNetworkInterface iface)
: base(iface)
{
}
public static unsafe NetworkInterface[] GetLinuxNetworkInterfaces()
{
var systemProperties = new LinuxNetworkInterfaceSystemProperties();
int interfaceCount = 0;
int addressCount = 0;
Interop.Sys.NetworkInterfaceInfo *nii = null;
Interop.Sys.IpAddressInfo * ai = null;
IntPtr globalMemory = (IntPtr)null;
if (Interop.Sys.GetNetworkInterfaces(ref interfaceCount, ref nii, ref addressCount, ref ai) != 0)
{
string message = Interop.Sys.GetLastErrorInfo().GetErrorMessage();
throw new NetworkInformationException(message);
}
globalMemory = (IntPtr)nii;
try
{
NetworkInterface[] interfaces = new NetworkInterface[interfaceCount];
Dictionary <int, LinuxNetworkInterface> interfacesByIndex = new Dictionary <int, LinuxNetworkInterface>(interfaceCount);
for (int i = 0; i < interfaceCount; i++)
{
var lni = new LinuxNetworkInterface(Marshal.PtrToStringAnsi((IntPtr)nii->Name), nii->InterfaceIndex, systemProperties);
lni._interfaceType = (NetworkInterfaceType)nii->HardwareType;
lni._speed = nii->Speed;
lni._operationalStatus = (OperationalStatus)nii->OperationalState;
lni._mtu = nii->Mtu;
lni._supportsMulticast = nii->SupportsMulticast != 0;
interfaces[i] = lni;
interfacesByIndex.Add(nii->InterfaceIndex, lni);
nii++;
}
while (addressCount != 0)
{
var address = new IPAddress(new ReadOnlySpan <byte>(ai->AddressBytes, ai->NumAddressBytes));
if (address.IsIPv6LinkLocal)
{
address.ScopeId = ai->InterfaceIndex;
}
if (interfacesByIndex.TryGetValue(ai->InterfaceIndex, out LinuxNetworkInterface lni))
{
lni.AddAddress(address, ai->PrefixLength);
}
ai++;
addressCount--;
}
return(interfaces);
}
finally
{
Marshal.FreeHGlobal(globalMemory);
}
}
public LinuxIPv6InterfaceProperties(LinuxNetworkInterface linuxNetworkInterface)
: base(linuxNetworkInterface)
{
_linuxNetworkInterface = linuxNetworkInterface;
}
public LinuxIPv4InterfaceStatistics(LinuxNetworkInterface parent)
{
this.linux = parent;
}
public static unsafe NetworkInterface[] GetLinuxNetworkInterfaces()
{
Dictionary <string, LinuxNetworkInterface> interfacesByName = new Dictionary <string, LinuxNetworkInterface>();
List <Exception> exceptions = null;
const int MaxTries = 3;
for (int attempt = 0; attempt < MaxTries; attempt++)
{
// Because these callbacks are executed in a reverse-PInvoke, we do not want any exceptions
// to propogate out, because they will not be catchable. Instead, we track all the exceptions
// that are thrown in these callbacks, and aggregate them at the end.
int result = Interop.Sys.EnumerateInterfaceAddresses(
(name, ipAddr, maskAddr) =>
{
try
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessIpv4Address(ipAddr, maskAddr);
}
catch (Exception e)
{
if (exceptions == null)
{
exceptions = new List <Exception>();
}
exceptions.Add(e);
}
},
(name, ipAddr, scopeId) =>
{
try
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessIpv6Address(ipAddr, *scopeId);
}
catch (Exception e)
{
if (exceptions == null)
{
exceptions = new List <Exception>();
}
exceptions.Add(e);
}
},
(name, llAddr) =>
{
try
{
LinuxNetworkInterface lni = GetOrCreate(interfacesByName, name);
lni.ProcessLinkLayerAddress(llAddr);
}
catch (Exception e)
{
if (exceptions == null)
{
exceptions = new List <Exception>();
}
exceptions.Add(e);
}
});
if (exceptions != null)
{
throw new NetworkInformationException(SR.net_PInvokeError, new AggregateException(exceptions));
}
else if (result == 0)
{
return(interfacesByName.Values.ToArray());
}
else
{
interfacesByName.Clear();
}
}
throw new NetworkInformationException(SR.net_PInvokeError);
}
public LinuxIPv4InterfaceProperties (LinuxNetworkInterface iface)
: base (iface)
{
}
public LinuxIPv6InterfaceProperties(LinuxNetworkInterface linuxNetworkInterface)
: base(linuxNetworkInterface)
{
_linuxNetworkInterface = linuxNetworkInterface;
_mtu = GetMtu();
}
