public static int QueryAdapter(string adapterName, out INTF_ENTRY entry)
{
// Attempt to get the status of the indicated
// interface by calling WZCQueryInterface. If
// it works, we return true; if not, false.
// Note that the first parameter, the WZC server,
// is set to null, apparently indicating that the
// local machine is the target.
entry = new INTF_ENTRY();
INTF_FLAGS flags = 0;
entry.Guid = adapterName;
int retVal = 0;
try
{
retVal = WZC.WZCQueryInterface(null, INTF_FLAGS.INTF_ALL, ref entry, out flags);
}
catch (Exception ex)
{
// on a throw, the return value needs to get set to a non-zero
try
{
WZC.WZCDeleteIntfObj(ref entry);
}
catch { }
return(-1);
}
return(retVal);
}
/// <summary>
/// Creates a new entry with given name in memory
/// </summary>
/// <param name="guid">Name</param>
/// <returns>Entry</returns>
public static INTF_ENTRY GetEntry(string guid)
{
INTF_ENTRY entry = new INTF_ENTRY();
entry.Guid = guid;
INTF_FLAGS dwOutFlags;
int uret = WZC.WZCQueryInterface(null, INTF_FLAGS.INTF_ALL, ref entry, out dwOutFlags);
if (uret > 0)
{
throw new NetworkInformationException(uret);
}
return(entry);
}
