void ParseRouteInfo (string iface)
{
try {
gateways = new IPAddressCollection ();
using (StreamReader reader = new StreamReader ("/proc/net/route")) {
string str;
string line;
reader.ReadLine (); // Ignore first line
while ((line = reader.ReadLine ()) != null) {
line = line.Trim ();
if (line.Length == 0)
continue;
string [] parts = line.Split ('\t');
if (parts.Length < 3)
continue;
string gw_address = parts [2].Trim ();
byte [] ipbytes = new byte [4];
if (gw_address.Length == 8 && iface.Equals (parts [0], StringComparison.OrdinalIgnoreCase)) {
for (int i = 0; i < 4; i++) {
if (!Byte.TryParse (gw_address.Substring (i * 2, 2), NumberStyles.HexNumber, null, out ipbytes [3 - i]))
continue;
}
IPAddress ip = new IPAddress (ipbytes);
if (!ip.Equals (IPAddress.Any))
gateways.Add (ip);
}
}
}
} catch {
}
}
