public async Task ScanAllAsync()
{
_scannedHosts = 0;
List <HostData> result = new List <HostData>();
await Task.Run(() =>
{
lock (_lockObject)
{
Parallel.ForEach(Hosts, _parallelOptions, host =>
{
if (!_isAborted)
{
host.Exists = HostChecker.CheckHost(host.Host);
}
else
{
host.Exists = false;
}
result.Add(host);
_scannedHosts++;
OnOneHostWasScanned?.Invoke(HostsCount, _scannedHosts, host);
});
}
});
OnScanEnding?.Invoke(result.ToArray());
_isAborted = false;
}
/// <summary>Create LAN scanner. Init all possible LAN hosts.</summary>
public LANHostScanner()
{
string[] localIPs = HostChecker.GetLocalIPs();
List <string> predicates = new List <string>();
foreach (var ip in localIPs)
{
// ip: 192.168.1.3 (For example)
// predicate ^
// predicates in the different LANs not same.
predicates.Add(ip.Split('.')[2]);
}
List <HostData> toCheck = new List <HostData>();
for (byte i = 0; i < byte.MaxValue; i++)
{
for (int j = 0; j < predicates.Count; j++)
{
toCheck.Add(new HostData($"{LAN_IP_BASE}{predicates[j]}.{i}", false));
}
}
Hosts = toCheck.ToArray();
}
