public PasswordGeek()
{
cr = new Crypography();
d = new Ts_Tree();
ob = new cipher();
// cnt = new Class1();
count = 0;
InitializeComponent();
arr = new char[50];
arr[0] = ' ';
arr[1] = ',';
arr[2] = '-';
arr[3] = ';';
arr[4] = '.';
arr[5] = '\'';
arr[6] = '\"';
arr[7] = '?';
arr[8] = '=';
arr[9] = '!';
arr[10] = '/';
arr[11] = ':';
arr[12] = '&';
arr[13] = '*';
arr[14] = '%';
arr[15] = '(';
arr[16] = '@';
arr[17] = ')';
arr[18] = '#';
arr[19] = '_';
arr[20] = '^';
arr[21] = '`';
arr[22] = '|';
arr[21] = '[';
arr[22] = ']';
arr[23] = '\\';
arr[24] = '<';
arr[25] = '>';
arr[26] = '~';
arr[27] = '0';
arr[28] = '1';
arr[29] = '2';
arr[30] = '3';
arr[31] = '4';
arr[32] = '5';
arr[33] = '6';
arr[34] = '7';
arr[35] = '8';
arr[36] = '9';
}
private void store_Click(object sender, EventArgs e)
{
try
{
string s1, s2;
label4.Visible = true;
s1 = id.Text;
s2 = pwd.Text;
if (s1 == "" || s2 == "")
{
MessageBox.Show("Incorrect format. Empty values are not allowed!");
return;
}
string final = s1 + "%DELIMITER&" + s2;
//decrypt the privatekey.xml
Stream sm = new FileStream("privatekey.xml", FileMode.Open);
byte[] e_pvt = new byte[(int)sm.Length + 1];
sm.Read(e_pvt, 0, (int)sm.Length);
sm.Close();
char[] cp_pk = new char[e_pvt.Length + 1];
//convert byte array-e_pvt to char array and decrypt
i = 0;
while (i < e_pvt.Length)
{
cp_pk[i] = Convert.ToChar(e_pvt[i]);
i++;
}
encrypt_double ed = new encrypt_double();
char[] pt_pk = ed.decrypt(cp_pk, master_password.ToCharArray());
//convert pt_pk to byte array and write it
byte[] towrite = new byte[pt_pk.Length + 1];
i = 0;
while (i < pt_pk.Length)
{
towrite[i] = Convert.ToByte(pt_pk[i]);
i++;
}
Stream sm1 = new FileStream("privatekey.xml", FileMode.Create);
sm1.Write(towrite, 0, towrite.Length);
sm1.Close();
//code to encrypt and serialize the objects
cr = new Crypography();
string cipher = cr.crypt(final);
if (cipher.CompareTo("Illegal Values") != 0)
{
//code to deserialize the cipher class1
Stream stream = File.Open("string", FileMode.Open);
BinaryFormatter bformatter = new BinaryFormatter();
ob = (cipher)bformatter.Deserialize(stream);
stream.Close();
ob.assign(cipher);
//serialize the cipher object
Stream streamc = new FileStream("string", FileMode.Create);
BinaryFormatter bformatterc = new BinaryFormatter();
bformatterc.Serialize(streamc, ob);
streamc.Close();
id.Text = "";
pwd.Text = "";
}
else
{
MessageBox.Show("Illegal Values. Click 'Retrieve Passwords' to retrieve your old values.");
}
//again encrypt privatekey.xml
Stream sma = new FileStream("privatekey.xml", FileMode.Open);
byte[] pvt = new byte[(int)sma.Length + 1];
sma.Read(pvt, 0, (int)sma.Length);
sma.Close();
char[] plain_pka = new char[pvt.Length + 1];
//convert byte array-pvt to char array and encrypt
i = 0;
while (i < pvt.Length)
{
plain_pka[i] = Convert.ToChar(pvt[i]);
i++;
}
encrypt_double eda = new encrypt_double();
char[] cipher_pk = ed.encrypt(plain_pka, master_password.ToCharArray());
//convert cipher_pk to byte array and write it
byte[] towritea = new byte[cipher_pk.Length + 1];
i = 0;
while (i < cipher_pk.Length)
{
towritea[i] = Convert.ToByte(cipher_pk[i]);
i++;
}
Stream sm1a = new FileStream("privatekey.xml", FileMode.Create);
sm1a.Write(towritea, 0, towritea.Length);
sm1a.Close();
Stream sss = new FileStream("success", FileMode.Create);
sss.Close();
}
catch (Exception ed)
{
MessageBox.Show("An error occured while storing the passwords");
}
}
private void retrieve_Click(object sender, EventArgs e)
{
try
{
if (!File.Exists("success"))
{
MessageBox.Show("No passwords to retrieve!");
return;
}
//decrypt the privatekey.xml
Stream sm = new FileStream("privatekey.xml", FileMode.Open);
byte[] e_pvt = new byte[(int)sm.Length + 1];
sm.Read(e_pvt, 0, (int)sm.Length);
sm.Close();
char[] cp_pk = new char[e_pvt.Length + 1];
//convert byte array-e_pvt to char array and decrypt
i = 0;
while (i < e_pvt.Length)
{
cp_pk[i] = Convert.ToChar(e_pvt[i]);
i++;
}
encrypt_double ed = new encrypt_double();
char[] pt_pk = ed.decrypt(cp_pk, master_password.ToCharArray());
//convert pt_pk to byte array and write it
byte[] towrite = new byte[pt_pk.Length + 1];
i = 0;
while (i < pt_pk.Length)
{
towrite[i] = Convert.ToByte(pt_pk[i]);
i++;
}
Stream sm1 = new FileStream("privatekey.xml", FileMode.Create);
sm1.Write(towrite, 0, towrite.Length);
sm1.Close();
label5.Visible = true;
label4.Visible = false;
//code to deserialize the cipher class1
Stream stream = File.Open("string", FileMode.Open);
BinaryFormatter bformatter = new BinaryFormatter();
ob = (cipher)bformatter.Deserialize(stream);
stream.Close();
//MessageBox.Show(cr.DecryptData(ob.getstring()));
string plain = cr.DecryptData(ob.getstring());
string[] del = { "%DELIMITER&" };
string[] user = plain.Split(del, StringSplitOptions.RemoveEmptyEntries);
id.Text = user[0];
pwd.Text = user[1];
//again encrypt privatekey.xml
Stream sma = new FileStream("privatekey.xml", FileMode.Open);
byte[] pvt = new byte[(int)sma.Length + 1];
sma.Read(pvt, 0, (int)sma.Length);
sma.Close();
char[] plain_pka = new char[pvt.Length + 1];
//convert byte array-pvt to char array and encrypt
i = 0;
while (i < pvt.Length)
{
plain_pka[i] = Convert.ToChar(pvt[i]);
i++;
}
encrypt_double eda = new encrypt_double();
char[] cipher_pk = ed.encrypt(plain_pka, master_password.ToCharArray());
//convert cipher_pk to byte array and write it
byte[] towritea = new byte[cipher_pk.Length + 1];
i = 0;
while (i < cipher_pk.Length)
{
towritea[i] = Convert.ToByte(cipher_pk[i]);
i++;
}
Stream sm1a = new FileStream("privatekey.xml", FileMode.Create);
sm1a.Write(towritea, 0, towritea.Length);
sm1a.Close();
}
catch (Exception eb)
{
MessageBox.Show("An error occured while retrieving the password");
}
}
