public static NetworkInterface [] ImplGetAllNetworkInterfaces ()
{
var interfaces = new Dictionary <string, MacOsNetworkInterface> ();
IntPtr ifap;
if (getifaddrs (out ifap) != 0)
throw new SystemException ("getifaddrs() failed");
try {
IntPtr next = ifap;
while (next != IntPtr.Zero) {
MacOsStructs.ifaddrs addr = (MacOsStructs.ifaddrs) Marshal.PtrToStructure (next, typeof (MacOsStructs.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) {
MacOsStructs.sockaddr sockaddr = (MacOsStructs.sockaddr) Marshal.PtrToStructure (addr.ifa_addr, typeof (MacOsStructs.sockaddr));
if (sockaddr.sa_family == AF_INET6) {
MacOsStructs.sockaddr_in6 sockaddr6 = (MacOsStructs.sockaddr_in6) Marshal.PtrToStructure (addr.ifa_addr, typeof (MacOsStructs.sockaddr_in6));
address = new IPAddress (sockaddr6.sin6_addr.u6_addr8, sockaddr6.sin6_scope_id);
} else if (sockaddr.sa_family == AF_INET) {
MacOsStructs.sockaddr_in sockaddrin = (MacOsStructs.sockaddr_in) Marshal.PtrToStructure (addr.ifa_addr, typeof (MacOsStructs.sockaddr_in));
address = new IPAddress (sockaddrin.sin_addr);
} else if (sockaddr.sa_family == AF_LINK) {
MacOsStructs.sockaddr_dl sockaddrdl = (MacOsStructs.sockaddr_dl) Marshal.PtrToStructure (addr.ifa_addr, typeof (MacOsStructs.sockaddr_dl));
macAddress = new byte [(int) sockaddrdl.sdl_alen];
Array.Copy (sockaddrdl.sdl_data, sockaddrdl.sdl_nlen, macAddress, 0, macAddress.Length);
index = sockaddrdl.sdl_index;
int hwtype = (int) sockaddrdl.sdl_type;
if (Enum.IsDefined (typeof (MacOsArpHardware), hwtype)) {
switch ((MacOsArpHardware) hwtype) {
case MacOsArpHardware.ETHER:
type = NetworkInterfaceType.Ethernet;
break;
case MacOsArpHardware.ATM:
type = NetworkInterfaceType.Atm;
break;
case MacOsArpHardware.SLIP:
type = NetworkInterfaceType.Slip;
break;
case MacOsArpHardware.PPP:
type = NetworkInterfaceType.Ppp;
break;
case MacOsArpHardware.LOOPBACK:
type = NetworkInterfaceType.Loopback;
macAddress = null;
break;
case MacOsArpHardware.FDDI:
type = NetworkInterfaceType.Fddi;
break;
}
}
}
}
MacOsNetworkInterface iface = null;
if (!interfaces.TryGetValue (name, out iface)) {
iface = new MacOsNetworkInterface (name);
interfaces.Add (name, iface);
}
if (!address.Equals (IPAddress.None))
iface.AddAddress (address);
if (macAddress != null || type == NetworkInterfaceType.Loopback)
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;
}