97 lines
3.1 KiB
C#
97 lines
3.1 KiB
C#
//
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// System.Net.NetworkInformation.IPv4InterfaceProperties
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//
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// Authors:
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// Gonzalo Paniagua Javier (gonzalo@novell.com)
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// Atsushi Enomoto (atsushi@ximian.com)
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// Marek Habersack (mhabersack@novell.com)
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//
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// Copyright (c) 2006-2007 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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sealed class Win32IPv4InterfaceProperties : IPv4InterfaceProperties
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{
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[DllImport ("iphlpapi.dll")]
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static extern int GetPerAdapterInfo (int IfIndex, Win32_IP_PER_ADAPTER_INFO pPerAdapterInfo, ref int pOutBufLen);
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Win32_IP_ADAPTER_INFO ainfo;
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Win32_IP_PER_ADAPTER_INFO painfo;
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Win32_MIB_IFROW mib;
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public Win32IPv4InterfaceProperties (Win32_IP_ADAPTER_INFO ainfo, Win32_MIB_IFROW mib)
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{
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this.ainfo = ainfo;
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this.mib = mib;
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// get per-adapter info.
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int size = 0;
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GetPerAdapterInfo (mib.Index, null, ref size);
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painfo = new Win32_IP_PER_ADAPTER_INFO ();
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int ret = GetPerAdapterInfo (mib.Index, painfo, ref size);
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if (ret != 0)
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throw new NetworkInformationException (ret);
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}
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public override int Index {
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get { return mib.Index; }
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}
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public override bool IsAutomaticPrivateAddressingActive {
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get { return painfo.AutoconfigActive != 0; }
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}
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public override bool IsAutomaticPrivateAddressingEnabled {
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get { return painfo.AutoconfigEnabled != 0; }
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}
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public override bool IsDhcpEnabled {
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get { return ainfo.DhcpEnabled != 0; }
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}
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public override bool IsForwardingEnabled {
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// Is it the right answer? In Vista there is MIB_IPINTERFACEROW.ForwardingEnabled, but not in former versions.
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get { return Win32NetworkInterface.FixedInfo.EnableRouting != 0; }
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}
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public override int Mtu {
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get { return mib.Mtu; }
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}
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public override bool UsesWins {
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get { return ainfo.HaveWins; }
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}
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}
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[StructLayout (LayoutKind.Sequential)]
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class Win32_IP_PER_ADAPTER_INFO
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{
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public uint AutoconfigEnabled;
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public uint AutoconfigActive;
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public IntPtr CurrentDnsServer; // to Win32_IP_ADDR_STRING
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public Win32_IP_ADDR_STRING DnsServerList;
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}
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}
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#endif
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