//
// System.Net.NetworkInformation.IPAddressInformationCollection
//
// Authors:
// Gonzalo Paniagua Javier (gonzalo@novell.com)
// Atsushi Enomoto (atsushi@ximian.com)
//
// Copyright (c) 2006-2007 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;
using System.Collections.Generic;
using System.Runtime.InteropServices;
namespace System.Net.NetworkInformation{
public class IPAddressInformationCollection : ICollection<IPAddressInformation>, IEnumerable<IPAddressInformation>, IEnumerable {
List <IPAddressInformation> list = new List <IPAddressInformation> ();
internal IPAddressInformationCollection ()
{
}
public virtual void Add (IPAddressInformation address)
{
if (IsReadOnly)
throw new NotSupportedException ("The collection is read-only.");
list.Add (address);
}
public virtual void Clear ()
{
if (IsReadOnly)
throw new NotSupportedException ("The collection is read-only.");
list.Clear ();
}
public virtual bool Contains (IPAddressInformation address)
{
return list.Contains (address);
}
public virtual void CopyTo (IPAddressInformation [] array, int offset)
{
list.CopyTo (array, offset);
}
public virtual IEnumerator<IPAddressInformation> GetEnumerator ()
{
return ((IEnumerable<IPAddressInformation>)list).GetEnumerator ();
}
public virtual bool Remove (IPAddressInformation address)
{
if (IsReadOnly)
throw new NotSupportedException ("The collection is read-only.");
return list.Remove (address);
}
IEnumerator IEnumerable.GetEnumerator ()
{
return list.GetEnumerator ();
}
public virtual int Count {
get { return list.Count; }
}
public virtual bool IsReadOnly {
get { return true; }
}
public virtual IPAddressInformation this [int index] {
get { return list [index]; }
}
}
class IPAddressInformationImplCollection : IPAddressInformationCollection
{
public static readonly IPAddressInformationImplCollection Empty = new IPAddressInformationImplCollection (true);
bool is_readonly;
// for static methods
IPAddressInformationImplCollection (bool isReadOnly)
{
is_readonly = isReadOnly;
}
public override bool IsReadOnly {
get { return is_readonly; }
}
public static IPAddressInformationCollection Win32FromAnycast (IntPtr ptr)
{
IPAddressInformationImplCollection c = new IPAddressInformationImplCollection (false);
Win32_IP_ADAPTER_ANYCAST_ADDRESS a;
for (IntPtr p = ptr; p != IntPtr.Zero; p = a.Next) {
a = (Win32_IP_ADAPTER_ANYCAST_ADDRESS) Marshal.PtrToStructure (p, typeof (Win32_IP_ADAPTER_ANYCAST_ADDRESS));
c.Add (new IPAddressInformationImpl (
a.Address.GetIPAddress (),
a.LengthFlags.IsDnsEligible,
a.LengthFlags.IsTransient));
}
c.is_readonly = true;
return c;
}
public static IPAddressInformationImplCollection LinuxFromAnycast (IList<IPAddress> addresses)
{
IPAddressInformationImplCollection c = new IPAddressInformationImplCollection (false);
foreach (IPAddress address in addresses) {
c.Add (new IPAddressInformationImpl (address, false, false));
}
c.is_readonly = true;
return c;
}
}
}
#endif
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