//
// System.Net.NetworkInformation.NetworkInterface
//
// Author:
// Atsushi Enomoto (atsushi@ximian.com)
//
// Copyright (c) 2007 Novell, Inc. (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
#if NET_2_0
using System;
using System.Collections.Generic;
using System.Net;
using System.Runtime.InteropServices;
using System.Text;
namespace System.Net.NetworkInformation{
// They are mostly defined in iptypes.h (included by iphlpapi.h).
// grep around /usr/include/w32api/* for identifiers you are curious.
[StructLayout (LayoutKind.Sequential)]
class Win32_FIXED_INFO
{
[DllImport ("iphlpapi.dll", SetLastError = true)]
static extern int GetNetworkParams (byte [] bytes, ref int size);
static Win32_FIXED_INFO fixed_info;
public static Win32_FIXED_INFO Instance {
get {
if (fixed_info == null)
fixed_info = GetInstance ();
return fixed_info;
}
}
static Win32_FIXED_INFO GetInstance ()
{
int len = 0;
byte [] bytes = null;
GetNetworkParams (null, ref len);
bytes = new byte [len];
GetNetworkParams (bytes, ref len);
Win32_FIXED_INFO info = new Win32_FIXED_INFO ();
unsafe {
fixed (byte* ptr = bytes) {
Marshal.PtrToStructure ((IntPtr) ptr, info);
}
}
return info;
}
const int MAX_HOSTNAME_LEN = 128;
const int MAX_DOMAIN_NAME_LEN = 128;
const int MAX_SCOPE_ID_LEN = 256;
[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_HOSTNAME_LEN + 4)]
public string HostName;
[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_DOMAIN_NAME_LEN + 4)]
public string DomainName;
public IntPtr CurrentDnsServer; // to Win32IP_ADDR_STRING
public Win32_IP_ADDR_STRING DnsServerList;
public NetBiosNodeType NodeType;
[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_SCOPE_ID_LEN + 4)]
public string ScopeId;
public uint EnableRouting;
public uint EnableProxy;
public uint EnableDns;
}
[StructLayout (LayoutKind.Explicit)]
struct AlignmentUnion
{
[FieldOffset (0)] // 1
public ulong Alignment;
[FieldOffset (0)] // 2-1
public int Length;
[FieldOffset (4)] // 2-2
public int IfIndex;
}
[StructLayout (LayoutKind.Sequential, CharSet = CharSet.Unicode)]
class Win32_IP_ADAPTER_ADDRESSES {
public AlignmentUnion Alignment;
public IntPtr Next; // to Win32_IP_ADAPTER_ADDRESSES
[MarshalAs (UnmanagedType.LPStr)]
public string AdapterName; // PCHAR
public IntPtr FirstUnicastAddress; //to IP_ADAPTER_UNICAST_ADDRESS
public IntPtr FirstAnycastAddress; // to IP_ADAPTER_ANYCAST_ADDRESS
public IntPtr FirstMulticastAddress; // to IP_ADAPTER_MULTICAST_ADDRESS
public IntPtr FirstDnsServerAddress; // to IP_ADAPTER_DNS_SERVER_ADDRESS
public string DnsSuffix;
public string Description;
public string FriendlyName;
[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAX_ADAPTER_ADDRESS_LENGTH)]
public byte [] PhysicalAddress;
public uint PhysicalAddressLength;
public uint Flags;
public uint Mtu;
public NetworkInterfaceType IfType;
public OperationalStatus OperStatus;
public int Ipv6IfIndex;
[MarshalAs (UnmanagedType.ByValArray, SizeConst = 16 * 4)]
public uint [] ZoneIndices;
// Note that Vista-only members and XP-SP1-only member are
// omitted.
const int MAX_ADAPTER_ADDRESS_LENGTH = 8;
const int IP_ADAPTER_DDNS_ENABLED = 1;
const int IP_ADAPTER_RECEIVE_ONLY = 8;
const int IP_ADAPTER_NO_MULTICAST = 0x10;
public bool DdnsEnabled {
get { return (Flags & IP_ADAPTER_DDNS_ENABLED) != 0; }
}
public bool IsReceiveOnly {
get { return (Flags & IP_ADAPTER_RECEIVE_ONLY) != 0; }
}
public bool NoMulticast {
get { return (Flags & IP_ADAPTER_NO_MULTICAST) != 0; }
}
}
[StructLayout (LayoutKind.Sequential)]
class Win32_IP_ADAPTER_INFO
{
const int MAX_ADAPTER_NAME_LENGTH = 256;
const int MAX_ADAPTER_DESCRIPTION_LENGTH = 128;
const int MAX_ADAPTER_ADDRESS_LENGTH = 8;
public IntPtr Next; // to Win32_IP_ADAPTER_INFO
public int ComboIndex;
[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_ADAPTER_NAME_LENGTH + 4)]
public string AdapterName;
[MarshalAs (UnmanagedType.ByValTStr, SizeConst = MAX_ADAPTER_DESCRIPTION_LENGTH + 4)]
public string Description;
public uint AddressLength;
[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAX_ADAPTER_ADDRESS_LENGTH)]
public byte [] Address;
public uint Index;
public uint Type;
public uint DhcpEnabled;
public IntPtr CurrentIpAddress; // Win32_IP_ADDR_STRING
public Win32_IP_ADDR_STRING IpAddressList;
public Win32_IP_ADDR_STRING GatewayList;
public Win32_IP_ADDR_STRING DhcpServer;
public bool HaveWins;
public Win32_IP_ADDR_STRING PrimaryWinsServer;
public Win32_IP_ADDR_STRING SecondaryWinsServer;
public long LeaseObtained;
public long LeaseExpires;
}
[StructLayout (LayoutKind.Sequential)]
struct Win32_MIB_IFROW
{
const int MAX_INTERFACE_NAME_LEN = 256;
const int MAXLEN_PHYSADDR = 8;
const int MAXLEN_IFDESCR = 256;
[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAX_INTERFACE_NAME_LEN * 2)]
public char [] Name;
public int Index;
public NetworkInterfaceType Type;
public int Mtu;
public uint Speed;
public int PhysAddrLen;
[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAXLEN_PHYSADDR)]
public byte [] PhysAddr;
public uint AdminStatus;
public uint OperStatus;
public uint LastChange;
public int InOctets;
public int InUcastPkts;
public int InNUcastPkts;
public int InDiscards;
public int InErrors;
public int InUnknownProtos;
public int OutOctets;
public int OutUcastPkts;
public int OutNUcastPkts;
public int OutDiscards;
public int OutErrors;
public int OutQLen;
public int DescrLen;
[MarshalAs (UnmanagedType.ByValArray, SizeConst = MAXLEN_IFDESCR)]
public byte [] Descr;
}
struct Win32_IP_ADDR_STRING
{
public IntPtr Next; // to Win32_IP_ADDR_STRING
[MarshalAs (UnmanagedType.ByValTStr, SizeConst = 16)]
public string IpAddress;
[MarshalAs (UnmanagedType.ByValTStr, SizeConst = 16)]
public string IpMask;
public uint Context;
}
[StructLayout (LayoutKind.Sequential)]
struct Win32LengthFlagsUnion
{
const int IP_ADAPTER_ADDRESS_DNS_ELIGIBLE = 1;
const int IP_ADAPTER_ADDRESS_TRANSIENT = 2;
// union { struct {
public uint Length;
public uint Flags;
// }; };
public bool IsDnsEligible {
get { return (Flags & IP_ADAPTER_ADDRESS_DNS_ELIGIBLE) != 0; }
}
public bool IsTransient {
get { return (Flags & IP_ADAPTER_ADDRESS_TRANSIENT) != 0; }
}
}
[StructLayout (LayoutKind.Sequential)]
struct Win32_IP_ADAPTER_ANYCAST_ADDRESS
{
public Win32LengthFlagsUnion LengthFlags;
public IntPtr Next; // to Win32_IP_ADAPTER_ANYCAST_ADDRESS
public Win32_SOCKET_ADDRESS Address;
}
[StructLayout (LayoutKind.Sequential)]
struct Win32_IP_ADAPTER_DNS_SERVER_ADDRESS
{
public Win32LengthFlagsUnion LengthFlags;
public IntPtr Next; // to Win32_IP_ADAPTER_DNS_SERVER_ADDRESS
public Win32_SOCKET_ADDRESS Address;
}
[StructLayout (LayoutKind.Sequential)]
struct Win32_IP_ADAPTER_MULTICAST_ADDRESS
{
public Win32LengthFlagsUnion LengthFlags;
public IntPtr Next; // to Win32_IP_ADAPTER_MULTICAST_ADDRESS
public Win32_SOCKET_ADDRESS Address;
}
[StructLayout (LayoutKind.Sequential)]
struct Win32_IP_ADAPTER_UNICAST_ADDRESS
{
public Win32LengthFlagsUnion LengthFlags;
public IntPtr Next; // to Win32_IP_ADAPTER_UNICAST_ADDRESS
public Win32_SOCKET_ADDRESS Address;
public PrefixOrigin PrefixOrigin;
public SuffixOrigin SuffixOrigin;
public DuplicateAddressDetectionState DadState;
public uint ValidLifetime;
public uint PreferredLifetime;
public uint LeaseLifetime;
public byte OnLinkPrefixLength;
}
struct Win32_SOCKADDR
{
public ushort AddressFamily;
[MarshalAs (UnmanagedType.ByValArray, SizeConst = 14 * 2)]
public byte [] AddressData;
}
// FIXME: it somehow fails to marshal.
struct Win32_SOCKET_ADDRESS
{
public IntPtr Sockaddr; // to Win32_SOCKADDR
public int SockaddrLength;
public IPAddress GetIPAddress ()
{
Win32_SOCKADDR sa = (Win32_SOCKADDR) Marshal.PtrToStructure (Sockaddr, typeof (Win32_SOCKADDR));
//foreach (byte b in sa.AddressData) Console.Write ("{0:X02}", b); Console.WriteLine ();
byte [] arr;
if (sa.AddressFamily == AF_INET6) {
arr = new byte [16];
Array.Copy (sa.AddressData, 6, arr, 0, 16);
} else {
arr = new byte [4];
Array.Copy (sa.AddressData, 2, arr, 0, 4);
}
//foreach (byte b in arr) Console.Write ("{0:X02}", b); Console.WriteLine ();
return new IPAddress (arr);
}
const int AF_INET6 = 23;
}
}
#endif
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