93 lines
3.3 KiB
C#
93 lines
3.3 KiB
C#
//
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// System.Net.NetworkInformation.IPAddressCollection
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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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//
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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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class Win32IPAddressCollection : IPAddressCollection
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{
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public static readonly Win32IPAddressCollection Empty = new Win32IPAddressCollection (IntPtr.Zero);
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// for static methods
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Win32IPAddressCollection ()
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{
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}
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public Win32IPAddressCollection (params IntPtr [] heads)
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{
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foreach (IntPtr head in heads)
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AddSubsequentlyString (head);
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}
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public Win32IPAddressCollection (params Win32_IP_ADDR_STRING [] al)
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{
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foreach (Win32_IP_ADDR_STRING a in al) {
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if (String.IsNullOrEmpty (a.IpAddress))
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continue;
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InternalAdd (IPAddress.Parse (a.IpAddress));
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AddSubsequentlyString (a.Next);
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}
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}
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public static Win32IPAddressCollection FromAnycast (IntPtr ptr)
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{
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Win32IPAddressCollection c = new Win32IPAddressCollection ();
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Win32_IP_ADAPTER_ANYCAST_ADDRESS a;
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for (IntPtr p = ptr; p != IntPtr.Zero; p = a.Next) {
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a = (Win32_IP_ADAPTER_ANYCAST_ADDRESS) Marshal.PtrToStructure (p, typeof (Win32_IP_ADAPTER_ANYCAST_ADDRESS));
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c.InternalAdd (a.Address.GetIPAddress ());
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}
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return c;
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}
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public static Win32IPAddressCollection FromDnsServer (IntPtr ptr)
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{
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Win32IPAddressCollection c = new Win32IPAddressCollection ();
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Win32_IP_ADAPTER_DNS_SERVER_ADDRESS a;
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for (IntPtr p = ptr; p != IntPtr.Zero; p = a.Next) {
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a = (Win32_IP_ADAPTER_DNS_SERVER_ADDRESS) Marshal.PtrToStructure (p, typeof (Win32_IP_ADAPTER_DNS_SERVER_ADDRESS));
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// FIXME: It somehow fails here. Looks like there is something wrong.
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//if (a.Address.Sockaddr == IntPtr.Zero) throw new Exception ("pointer " + p + " a.length " + a.Address.SockaddrLength);
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c.InternalAdd (a.Address.GetIPAddress ());
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}
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return c;
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}
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void AddSubsequentlyString (IntPtr head)
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{
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Win32_IP_ADDR_STRING a;
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for (IntPtr p = head; p != IntPtr.Zero; p = a.Next) {
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a = (Win32_IP_ADDR_STRING) Marshal.PtrToStructure (p, typeof (Win32_IP_ADDR_STRING));
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InternalAdd (IPAddress.Parse (a.IpAddress));
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}
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}
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}
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}
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#endif
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