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) {
// optain IPAddress
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 = new MacOsStructs.sockaddr_dl ();
sockaddrdl.Read (addr.ifa_addr);
macAddress = new byte [(int) sockaddrdl.sdl_alen];
// copy mac address from sdl_data field starting at last index pos of interface name into array macaddress, starting
// at index 0
Array.Copy (sockaddrdl.sdl_data, sockaddrdl.sdl_nlen, macAddress, 0, Math.Min (macAddress.Length, sockaddrdl.sdl_data.Length - sockaddrdl.sdl_nlen));
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;
// create interface if not already present
if (!interfaces.TryGetValue (name, out iface)) {
iface = new MacOsNetworkInterface (name, addr.ifa_flags);
interfaces.Add (name, iface);
}
// if a new address has been found, add it
if (!address.Equals (IPAddress.None))
iface.AddAddress (address);
// set link layer info, if iface has macaddress or is loopback device
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;
}
public static NetworkInterface [] ImplGetAllNetworkInterfaces()
{
var interfaces = new Dictionary <string, NetworkInterface> ();
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, Math.Min(macAddress.Length, sockaddrdl.sdl_data.Length - sockaddrdl.sdl_nlen));
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;
}
}
}
}
NetworkInterface iface = null;
if (!interfaces.TryGetValue(name, out iface))
{
iface = new NetworkInterface(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);
}
