public async Task <List <LocalAreaConnection> > ListConnectionsAsync(CancellationToken cancel)
{
var adapters = new List <LocalAreaConnection>();
var count = await GetAdaptersCountAsync();
var buffer = new Memory <byte>(new byte[count * 640]);
var res = await _adsClient.ReadAsync(701, 1, buffer, cancel);
res.ThrowOnError();
// Slice byte array into 640 byte parts
foreach (byte[] slice in buffer.ToArray().Slices(640))
{
var guid = new Guid(System.Text.Encoding.UTF8.GetString(slice.Skip <byte>(8).Take <byte>(260).ToArray <byte>()).Split(new char[] { '{', '}' })[1]);
var desc = ArrayHelpers.ByteArrayToString(slice.Skip <byte>(268).Take <byte>(131).ToArray <byte>());
var macAddr = new PhysicalAddress(slice.Skip <byte>(404).Take <byte>(6).ToArray <byte>());
var type = BitConverter.ToInt16(slice.Skip <byte>(416).Take <byte>(4).ToArray <byte>(), 0);
var ipAddr = ArrayHelpers.ByteArrayToString(slice.Skip <byte>(432).Take <byte>(15).ToArray <byte>());
var subnet = ArrayHelpers.ByteArrayToString(slice.Skip <byte>(448).Take <byte>(15).ToArray <byte>());
var gateway = ArrayHelpers.ByteArrayToString(slice.Skip <byte>(472).Take <byte>(15).ToArray <byte>());
var dhcp = BitConverter.ToBoolean(slice.Skip <byte>(420).Take <byte>(8).ToArray <byte>(), 0);
if (type == 6) // Ethernet Adapter
{
var adapter = new LocalAreaConnection
{
Description = desc,
InstanceId = guid,
MacAddress = macAddr,
IpAddress = IPAddress.Parse(ipAddr),
SubnetMask = IPAddress.Parse(subnet),
Gateway = IPAddress.Parse(gateway),
DHCP = dhcp
};
adapters.Add(adapter);
}
}
await adapters.ForEachAsync(async (adapter) =>
{
// Get adapters name out of windows registry
adapter.Name = await GetAdaptersNameAsync(adapter.InstanceId);
});
return(adapters);
}