351 lines
11 KiB
C#
351 lines
11 KiB
C#
//
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// System.Net.NetworkInformation.NetworkInterface
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//
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// Author:
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// Atsushi Enomoto (atsushi@ximian.com)
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//
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// Copyright (c) 2007 Novell, Inc. (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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#if WIN_PLATFORM
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using System.Runtime.InteropServices;
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namespace System.Net.NetworkInformation
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{
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class Win32NetworkInterface {
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[DllImport ("iphlpapi.dll", SetLastError = true)]
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static extern int GetNetworkParams (IntPtr ptr, ref int size);
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static Win32_FIXED_INFO fixedInfo;
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static bool initialized = false;
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public static Win32_FIXED_INFO FixedInfo {
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get {
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if (!initialized) {
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int len = 0;
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IntPtr ptr = IntPtr.Zero;
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GetNetworkParams (ptr, ref len);
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ptr = Marshal.AllocHGlobal(len);
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GetNetworkParams (ptr, ref len);
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fixedInfo = Marshal.PtrToStructure<Win32_FIXED_INFO> (ptr);
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initialized = true;
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}
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return fixedInfo;
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}
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}
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}
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// They are mostly defined in iptypes.h (included by iphlpapi.h).
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// grep around /usr/include/w32api/* for identifiers you are curious.
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_FIXED_INFO
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{
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const int MAX_HOSTNAME_LEN = 128;
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const int MAX_DOMAIN_NAME_LEN = 128;
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const int MAX_SCOPE_ID_LEN = 256;
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[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_HOSTNAME_LEN + 4)]
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public string HostName;
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[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_DOMAIN_NAME_LEN + 4)]
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public string DomainName;
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public IntPtr CurrentDnsServer; // to Win32IP_ADDR_STRING
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public Win32_IP_ADDR_STRING DnsServerList;
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public NetBiosNodeType NodeType;
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[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_SCOPE_ID_LEN + 4)]
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public string ScopeId;
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public uint EnableRouting;
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public uint EnableProxy;
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public uint EnableDns;
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}
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[StructLayout (LayoutKind.Explicit)]
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struct AlignmentUnion
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{
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[FieldOffset (0)] // 1
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public ulong Alignment;
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[FieldOffset (0)] // 2-1
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public int Length;
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[FieldOffset (4)] // 2-2
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public int IfIndex;
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}
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[StructLayout (LayoutKind.Sequential, CharSet = CharSet.Unicode)]
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struct Win32_IP_ADAPTER_ADDRESSES {
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public AlignmentUnion Alignment;
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public IntPtr Next; // to Win32_IP_ADAPTER_ADDRESSES
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[MarshalAs (UnmanagedType.LPStr)]
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public string AdapterName; // PCHAR
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public IntPtr FirstUnicastAddress; //to IP_ADAPTER_UNICAST_ADDRESS
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public IntPtr FirstAnycastAddress; // to IP_ADAPTER_ANYCAST_ADDRESS
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public IntPtr FirstMulticastAddress; // to IP_ADAPTER_MULTICAST_ADDRESS
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public IntPtr FirstDnsServerAddress; // to IP_ADAPTER_DNS_SERVER_ADDRESS
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public string DnsSuffix;
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public string Description;
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public string FriendlyName;
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[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAX_ADAPTER_ADDRESS_LENGTH)]
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public byte [] PhysicalAddress;
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public uint PhysicalAddressLength;
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public uint Flags;
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public uint Mtu;
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public NetworkInterfaceType IfType;
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public OperationalStatus OperStatus;
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public int Ipv6IfIndex;
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[MarshalAs (UnmanagedType.ByValArray, SizeConst = 16)]
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public uint [] ZoneIndices;
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public IntPtr FirstPrefix; // to PIP_ADAPTER_PREFIX
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public UInt64 TransmitLinkSpeed;
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public UInt64 ReceiveLinkSpeed;
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public IntPtr FirstWinsServerAddress; // to PIP_ADAPTER_WINS_SERVER_ADDRESS_LH
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public IntPtr FirstGatewayAddress; // to PIP_ADAPTER_GATEWAY_ADDRESS_LH
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public uint Ipv4Metric;
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public uint Ipv6Metric;
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public UInt64 Luid;
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public Win32_SOCKET_ADDRESS Dhcpv4Server;
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public uint CompartmentId;
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public UInt64 NetworkGuid;
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public int ConnectionType;
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public int TunnelType;
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public Win32_SOCKET_ADDRESS Dhcpv6Server;
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[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAX_DHCPV6_DUID_LENGTH)]
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public byte [] Dhcpv6ClientDuid;
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public ulong Dhcpv6ClientDuidLength;
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public ulong Dhcpv6Iaid;
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public IntPtr FirstDnsSuffix; // to PIP_ADAPTER_DNS_SUFFIX
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//Flags For GetAdapterAddresses
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public const int GAA_FLAG_INCLUDE_WINS_INFO = 0x0040;
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public const int GAA_FLAG_INCLUDE_GATEWAYS = 0x0080;
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const int MAX_ADAPTER_ADDRESS_LENGTH = 8;
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const int MAX_DHCPV6_DUID_LENGTH = 130;
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const int IP_ADAPTER_DDNS_ENABLED = 1;
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const int IP_ADAPTER_DHCP_ENABLED = 4;
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const int IP_ADAPTER_RECEIVE_ONLY = 8;
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const int IP_ADAPTER_NO_MULTICAST = 0x10;
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public bool DdnsEnabled {
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get { return (Flags & IP_ADAPTER_DDNS_ENABLED) != 0; }
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}
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public bool DhcpEnabled {
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get { return (Flags & IP_ADAPTER_DHCP_ENABLED) != 0; }
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}
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public bool IsReceiveOnly {
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get { return (Flags & IP_ADAPTER_RECEIVE_ONLY) != 0; }
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}
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public bool NoMulticast {
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get { return (Flags & IP_ADAPTER_NO_MULTICAST) != 0; }
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}
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_IP_ADAPTER_INFO
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{
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const int MAX_ADAPTER_NAME_LENGTH = 256;
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const int MAX_ADAPTER_DESCRIPTION_LENGTH = 128;
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const int MAX_ADAPTER_ADDRESS_LENGTH = 8;
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public IntPtr Next; // to Win32_IP_ADAPTER_INFO
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public int ComboIndex;
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[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_ADAPTER_NAME_LENGTH + 4)]
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public string AdapterName;
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[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_ADAPTER_DESCRIPTION_LENGTH + 4)]
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public string Description;
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public uint AddressLength;
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[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAX_ADAPTER_ADDRESS_LENGTH)]
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public byte [] Address;
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public uint Index;
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public uint Type;
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public uint DhcpEnabled;
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public IntPtr CurrentIpAddress; // Win32_IP_ADDR_STRING
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public Win32_IP_ADDR_STRING IpAddressList;
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public Win32_IP_ADDR_STRING GatewayList;
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public Win32_IP_ADDR_STRING DhcpServer;
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public bool HaveWins;
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public Win32_IP_ADDR_STRING PrimaryWinsServer;
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public Win32_IP_ADDR_STRING SecondaryWinsServer;
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public long LeaseObtained;
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public long LeaseExpires;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_MIB_IFROW
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{
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const int MAX_INTERFACE_NAME_LEN = 256;
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const int MAXLEN_PHYSADDR = 8;
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const int MAXLEN_IFDESCR = 256;
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[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAX_INTERFACE_NAME_LEN * 2)]
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public char [] Name;
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public int Index;
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public NetworkInterfaceType Type;
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public int Mtu;
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public uint Speed;
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public int PhysAddrLen;
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[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAXLEN_PHYSADDR)]
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public byte [] PhysAddr;
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public uint AdminStatus;
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public uint OperStatus;
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public uint LastChange;
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public int InOctets;
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public int InUcastPkts;
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public int InNUcastPkts;
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public int InDiscards;
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public int InErrors;
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public int InUnknownProtos;
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public int OutOctets;
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public int OutUcastPkts;
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public int OutNUcastPkts;
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public int OutDiscards;
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public int OutErrors;
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public int OutQLen;
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public int DescrLen;
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[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAXLEN_IFDESCR)]
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public byte [] Descr;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_IP_ADDR_STRING
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{
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public IntPtr Next; // to Win32_IP_ADDR_STRING
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[MarshalAs (UnmanagedType.ByValTStr, SizeConst = 16)]
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public string IpAddress;
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[MarshalAs (UnmanagedType.ByValTStr, SizeConst = 16)]
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public string IpMask;
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public uint Context;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32LengthFlagsUnion
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{
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const int IP_ADAPTER_ADDRESS_DNS_ELIGIBLE = 1;
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const int IP_ADAPTER_ADDRESS_TRANSIENT = 2;
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// union { struct {
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public uint Length;
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public uint Flags;
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// }; };
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public bool IsDnsEligible {
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get { return (Flags & IP_ADAPTER_ADDRESS_DNS_ELIGIBLE) != 0; }
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}
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public bool IsTransient {
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get { return (Flags & IP_ADAPTER_ADDRESS_TRANSIENT) != 0; }
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}
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_IP_ADAPTER_ANYCAST_ADDRESS
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{
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public Win32LengthFlagsUnion LengthFlags;
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public IntPtr Next; // to Win32_IP_ADAPTER_ANYCAST_ADDRESS
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public Win32_SOCKET_ADDRESS Address;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_IP_ADAPTER_DNS_SERVER_ADDRESS
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{
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public Win32LengthFlagsUnion LengthFlags;
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public IntPtr Next; // to Win32_IP_ADAPTER_DNS_SERVER_ADDRESS
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public Win32_SOCKET_ADDRESS Address;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_IP_ADAPTER_MULTICAST_ADDRESS
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{
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public Win32LengthFlagsUnion LengthFlags;
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public IntPtr Next; // to Win32_IP_ADAPTER_MULTICAST_ADDRESS
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public Win32_SOCKET_ADDRESS Address;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_IP_ADAPTER_GATEWAY_ADDRESS
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{
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public Win32LengthFlagsUnion LengthFlags;
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public IntPtr Next; // to Win32_IP_ADAPTER_GATEWAY_ADDRESS
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public Win32_SOCKET_ADDRESS Address;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_IP_ADAPTER_WINS_SERVER_ADDRESS
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{
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public Win32LengthFlagsUnion LengthFlags;
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public IntPtr Next; // to Win32_IP_ADAPTER_WINS_SERVER_ADDRESS
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public Win32_SOCKET_ADDRESS Address;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_IP_ADAPTER_UNICAST_ADDRESS
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{
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public Win32LengthFlagsUnion LengthFlags;
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public IntPtr Next; // to Win32_IP_ADAPTER_UNICAST_ADDRESS
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public Win32_SOCKET_ADDRESS Address;
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public PrefixOrigin PrefixOrigin;
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public SuffixOrigin SuffixOrigin;
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public DuplicateAddressDetectionState DadState;
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public uint ValidLifetime;
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public uint PreferredLifetime;
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public uint LeaseLifetime;
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public byte OnLinkPrefixLength;
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}
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_SOCKADDR
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{
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public ushort AddressFamily;
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[MarshalAs (UnmanagedType.ByValArray, SizeConst = 14 * 2)]
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public byte [] AddressData;
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}
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// FIXME: it somehow fails to marshal.
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[StructLayout (LayoutKind.Sequential)]
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struct Win32_SOCKET_ADDRESS
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{
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public IntPtr Sockaddr; // to Win32_SOCKADDR
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public int SockaddrLength;
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public IPAddress GetIPAddress ()
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{
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Win32_SOCKADDR sa = (Win32_SOCKADDR) Marshal.PtrToStructure (Sockaddr, typeof (Win32_SOCKADDR));
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//foreach (byte b in sa.AddressData) Console.Write ("{0:X02}", b); Console.WriteLine ();
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byte [] arr;
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if (sa.AddressFamily == AF_INET6) {
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arr = new byte [16];
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Array.Copy (sa.AddressData, 6, arr, 0, 16);
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} else {
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arr = new byte [4];
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Array.Copy (sa.AddressData, 2, arr, 0, 4);
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}
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//foreach (byte b in arr) Console.Write ("{0:X02}", b); Console.WriteLine ();
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return new IPAddress (arr);
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}
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const int AF_INET6 = 23;
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}
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}
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#endif
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