public override IPAddress GetNetMask(IPAddress address) { 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)); 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_INET) { MacOsStructs.sockaddr_in sockaddrin = (MacOsStructs.sockaddr_in)Marshal.PtrToStructure(addr.ifa_addr, typeof(MacOsStructs.sockaddr_in)); var saddress = new IPAddress(sockaddrin.sin_addr); if (address.Equals(saddress)) { return(new IPAddress(((sockaddr_in)Marshal.PtrToStructure(addr.ifa_netmask, typeof(sockaddr_in))).sin_addr)); } } } next = addr.ifa_next; } } finally { freeifaddrs(ifap); } return(null); }
public override NetworkInterface [] GetAllNetworkInterfaces() { 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, 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_alen, 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); }
public static NetworkInterface[] ImplGetAllNetworkInterfaces() { Dictionary <string, MacOsNetworkInterface> dictionary = new Dictionary <string, MacOsNetworkInterface>(); if (getifaddrs(out IntPtr ifap) != 0) { throw new SystemException("getifaddrs() failed"); } try { IntPtr intPtr = ifap; while (intPtr != IntPtr.Zero) { System.Net.NetworkInformation.MacOsStructs.ifaddrs ifaddrs = (System.Net.NetworkInformation.MacOsStructs.ifaddrs)Marshal.PtrToStructure(intPtr, typeof(System.Net.NetworkInformation.MacOsStructs.ifaddrs)); IPAddress iPAddress = IPAddress.None; string ifa_name = ifaddrs.ifa_name; int index = -1; byte[] array = null; NetworkInterfaceType networkInterfaceType = NetworkInterfaceType.Unknown; if (ifaddrs.ifa_addr != IntPtr.Zero) { System.Net.NetworkInformation.MacOsStructs.sockaddr sockaddr = (System.Net.NetworkInformation.MacOsStructs.sockaddr)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(System.Net.NetworkInformation.MacOsStructs.sockaddr)); if (sockaddr.sa_family == 30) { System.Net.NetworkInformation.MacOsStructs.sockaddr_in6 sockaddr_in = (System.Net.NetworkInformation.MacOsStructs.sockaddr_in6)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(System.Net.NetworkInformation.MacOsStructs.sockaddr_in6)); iPAddress = new IPAddress(sockaddr_in.sin6_addr.u6_addr8, sockaddr_in.sin6_scope_id); } else if (sockaddr.sa_family == 2) { System.Net.NetworkInformation.MacOsStructs.sockaddr_in sockaddr_in2 = (System.Net.NetworkInformation.MacOsStructs.sockaddr_in)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(System.Net.NetworkInformation.MacOsStructs.sockaddr_in)); iPAddress = new IPAddress(sockaddr_in2.sin_addr); } else if (sockaddr.sa_family == 18) { System.Net.NetworkInformation.MacOsStructs.sockaddr_dl sockaddr_dl = (System.Net.NetworkInformation.MacOsStructs.sockaddr_dl)Marshal.PtrToStructure(ifaddrs.ifa_addr, typeof(System.Net.NetworkInformation.MacOsStructs.sockaddr_dl)); array = new byte[sockaddr_dl.sdl_alen]; Array.Copy(sockaddr_dl.sdl_data, sockaddr_dl.sdl_nlen, array, 0, Math.Min(array.Length, sockaddr_dl.sdl_data.Length - sockaddr_dl.sdl_nlen)); index = sockaddr_dl.sdl_index; int sdl_type = sockaddr_dl.sdl_type; if (Enum.IsDefined(typeof(MacOsArpHardware), sdl_type)) { switch (sdl_type) { case 6: networkInterfaceType = NetworkInterfaceType.Ethernet; break; case 37: networkInterfaceType = NetworkInterfaceType.Atm; break; case 28: networkInterfaceType = NetworkInterfaceType.Slip; break; case 23: networkInterfaceType = NetworkInterfaceType.Ppp; break; case 24: networkInterfaceType = NetworkInterfaceType.Loopback; array = null; break; case 15: networkInterfaceType = NetworkInterfaceType.Fddi; break; } } } } MacOsNetworkInterface value = null; if (!dictionary.TryGetValue(ifa_name, out value)) { value = new MacOsNetworkInterface(ifa_name); dictionary.Add(ifa_name, value); } if (!iPAddress.Equals(IPAddress.None)) { value.AddAddress(iPAddress); } if (array != null || networkInterfaceType == NetworkInterfaceType.Loopback) { value.SetLinkLayerInfo(index, array, networkInterfaceType); } intPtr = ifaddrs.ifa_next; } } finally { freeifaddrs(ifap); } NetworkInterface[] array2 = new NetworkInterface[dictionary.Count]; int num = 0; foreach (MacOsNetworkInterface value2 in dictionary.Values) { NetworkInterface networkInterface = array2[num] = value2; num++; } return(array2); }