public static List <PlayerData> GetPlayers(string IP)
{
List <PlayerData> rg = new List <PlayerData>();
try
{
if (IP.Split(':').Length != 2)
{
throw new Exception("IP invalid, probably missing port");
}
UdpClient client = new UdpClient();
client.Client.SendTimeout = Constants.A2SQuerryTimeout;
client.Client.ReceiveTimeout = Constants.A2SQuerryTimeout;
IPEndPoint point = new IPEndPoint(IPAddress.Parse(IP.Split(':')[0]), int.Parse(IP.Split(':')[1]));
client.Connect(point);
byte[] req = new byte[] { 0xFF, 0xFF, 0xFF, 0xFF, 0x55, 0xFF, 0xFF, 0xFF, 0xFF };
client.Send(req, req.Length);
byte[] response = receive(client, point);
//Initial connection(only needs to be executed once every min or so)
if (response[4].Equals(0x41))
{
for (int a = 5; a <= 8; a++)
{
req[a] = response[a];
}
client.Send(req, req.Length);
response = receive(client, point);
}
//Sometimes server can be bugged and return some random data(really rare)
int playercount = response[5];
if (!response[4].Equals(0x44) || playercount == 255)
{
throw new ArgumentException("Server returned invalid data");
}
ByteIterator biterator = new ByteIterator(response, 6);
//Reads out the player data
for (int a = 0; a < playercount; a++)
{
int pindex = biterator.next();
string pname = biterator.readstring();
long pscore = biterator.readlong();
TimeSpan pduration = TimeSpan.FromSeconds(biterator.readfloat());
if (pname.Length > 0)
{
rg.Add(new PlayerData()
{
index = pindex,
name = pname,
score = pscore,
duration = pduration
});
}
}
}
catch (Exception)
{
throw new Exception("Could not get players. Maybe server is offline/temporary outtage");
}
return(rg);
}
public static A2S_InfoResponse GetInfoWithoutSteamID(string IP)
{
A2S_InfoResponse rg = new A2S_InfoResponse();
rg.IP = IP;
try
{
if (IP.Split(':').Length != 2)
{
throw new Exception("IP invalid, probably missing port");
}
UdpClient client = new UdpClient();
client.Client.SendTimeout = Constants.A2SQuerryTimeout;
client.Client.ReceiveTimeout = Constants.A2SQuerryTimeout;
IPEndPoint point = new IPEndPoint(IPAddress.Parse(IP.Split(':')[0]), int.Parse(IP.Split(':')[1]));
client.Connect(point);
byte[] req = new byte[] { 0xFF, 0xFF, 0xFF, 0xFF, 0x54, 0x53, 0x6F, 0x75, 0x72, 0x63, 0x65, 0x20, 0x45, 0x6E, 0x67, 0x69, 0x6E, 0x65, 0x20, 0x51, 0x75, 0x65, 0x72, 0x79, 0x00 };
client.Send(req, req.Length);
byte[] response = receive(client, point);
if (response.Length < 6)
{
throw new ArgumentException("Server didn't return data");
}
if (!response[4].Equals(0x49))
{
throw new ArgumentException("Server returned invalid data");
}
//Protocol = response[5]
ByteIterator biterator = new ByteIterator(response, 6);
//Name normally also contains version, we remove this here and just let name stand
rg.Name = biterator.readstring().Split(' ')[0];
rg.Map = biterator.readstring();
//Folder
biterator.readstring();
rg.Game = biterator.readstring();
rg.ID = biterator.readshort();
rg.Players = biterator.next();
rg.MaxPlayers = biterator.next();
rg.bots = biterator.next();
//Servertype + enviroment + visibility
biterator.next();
biterator.next();
biterator.next();
rg.VAC = biterator.next().Equals(0x01);
//Not the ship -> ignoring the possible data
rg.Version = biterator.readstring();
return(rg);
}
catch (TimeoutException ex)
{
throw new Exception("Could not get info data. Maybe server is offline/temporary outtage");
}
catch (IndexOutOfRangeException ex)
{
throw new Exception("Keywords string not readable -> can not extract steamid");
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
return(rg);
}
