internal UnicastIPAddressInformation(IP_ADAPTER_UNICAST_ADDRESS unicastAddress)
{
this.iaua = unicastAddress;
address = GetAddressFromSocketAddress(iaua.Address.lpSockaddr);
isDnsEligible = iaua.Flags.HasFlag(IP_ADAPTER_ADDRESS.DNS_ELIGIBLE);
isTransient = iaua.Flags.HasFlag(IP_ADAPTER_ADDRESS.TRANSIENT);
}
/// <summary>
/// Returns an object that describes the configuration of this network interface.
/// </summary>
/// <returns>An <see cref="IPInterfaceProperties"/> object that describes this network interface.</returns>
/// <remarks>Note that the information in the object returned by this method reflects the interfaces as of the time the array is created.
/// This information is not updated dynamically.
/// <list type="table"><listheader><term>Platforms Supported</term><description></description></listheader>
/// <item><term>Windows Mobile</term><description>Windows Mobile Version 5.0 and later</description></item>
/// <item><term>Windows Embedded Compact</term><description>Windows CE .NET 4.1 and later</description></item>
/// </list></remarks>
public IPInterfaceProperties GetIPProperties()
{
IPInterfaceProperties ipp = null;
IntPtr buffer = IntPtr.Zero;
int bufferlen = 0;
int result = NativeMethods.GetAdaptersAddresses(0, (GAA_FLAG)0, IntPtr.Zero, buffer, ref bufferlen);
buffer = Marshal.AllocHGlobal(bufferlen);
try
{
result = NativeMethods.GetAdaptersAddresses(0, (GAA_FLAG)0, IntPtr.Zero, buffer, ref bufferlen);
if (result == 0)
{
IP_ADAPTER_ADDRESSES ipaa = (IP_ADAPTER_ADDRESSES)Marshal.PtrToStructure(buffer, typeof(IP_ADAPTER_ADDRESSES));
while ((ipaa.IfIndex != this.row.dwIndex) && (ipaa.Next != IntPtr.Zero))
{
ipaa = (IP_ADAPTER_ADDRESSES)Marshal.PtrToStructure(ipaa.Next, typeof(IP_ADAPTER_ADDRESSES));
}
if (ipaa.IfIndex != this.row.dwIndex)
{
return(null);
}
ipp = new IPInterfaceProperties(ipaa);
if (ipaa.FirstAnycastAddress != IntPtr.Zero)
{
IP_ADAPTER_ANYCAST_ADDRESS aa = (IP_ADAPTER_ANYCAST_ADDRESS)Marshal.PtrToStructure(ipaa.FirstAnycastAddress, typeof(IP_ADAPTER_ANYCAST_ADDRESS));
ipp.AnycastAddresses.InternalAdd(new IPAddressInformation(aa));
while (aa.Next != IntPtr.Zero)
{
aa = (IP_ADAPTER_ANYCAST_ADDRESS)Marshal.PtrToStructure(aa.Next, typeof(IP_ADAPTER_ANYCAST_ADDRESS));
ipp.AnycastAddresses.InternalAdd(new IPAddressInformation(aa));
}
}
if (ipaa.FirstMulticastAddress != IntPtr.Zero)
{
IP_ADAPTER_MULTICAST_ADDRESS ma = (IP_ADAPTER_MULTICAST_ADDRESS)Marshal.PtrToStructure(ipaa.FirstMulticastAddress, typeof(IP_ADAPTER_MULTICAST_ADDRESS));
ipp.MulticastAddresses.InternalAdd(new MulticastIPAddressInformation(ma));
while (ma.Next != IntPtr.Zero)
{
ma = (IP_ADAPTER_MULTICAST_ADDRESS)Marshal.PtrToStructure(ma.Next, typeof(IP_ADAPTER_MULTICAST_ADDRESS));
ipp.MulticastAddresses.InternalAdd(new MulticastIPAddressInformation(ma));
}
}
if (ipaa.FirstUnicastAddress != IntPtr.Zero)
{
IP_ADAPTER_UNICAST_ADDRESS ua = (IP_ADAPTER_UNICAST_ADDRESS)Marshal.PtrToStructure(ipaa.FirstUnicastAddress, typeof(IP_ADAPTER_UNICAST_ADDRESS));
ipp.UnicastAddresses.InternalAdd(new UnicastIPAddressInformation(ua));
while (ua.Next != IntPtr.Zero)
{
ua = (IP_ADAPTER_UNICAST_ADDRESS)Marshal.PtrToStructure(ua.Next, typeof(IP_ADAPTER_UNICAST_ADDRESS));
ipp.UnicastAddresses.InternalAdd(new UnicastIPAddressInformation(ua));
}
}
if (ipaa.FirstDnsServerAddress != IntPtr.Zero)
{
IP_ADAPTER_DNS_SERVER_ADDRESS da = (IP_ADAPTER_DNS_SERVER_ADDRESS)Marshal.PtrToStructure(ipaa.FirstDnsServerAddress, typeof(IP_ADAPTER_DNS_SERVER_ADDRESS));
ipp.DnsAddresses.InternalAdd(IPAddressInformation.GetAddressFromSocketAddress(da.Address.lpSockaddr));
while (da.Next != IntPtr.Zero)
{
da = (IP_ADAPTER_DNS_SERVER_ADDRESS)Marshal.PtrToStructure(ipaa.FirstDnsServerAddress, typeof(IP_ADAPTER_DNS_SERVER_ADDRESS));
ipp.DnsAddresses.InternalAdd(IPAddressInformation.GetAddressFromSocketAddress(da.Address.lpSockaddr));
}
}
}
}
finally
{
Marshal.FreeHGlobal(buffer);
}
return(ipp);
}