private void button1_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(textBox1.Text))
{
MessageBox.Show("Passowrd Field Cannot Be Empty", "Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
textBox1.Text = "";
return;
}
if (File.Exists(db.get_path()) && (new FileInfo(db.get_path()).Length > 0))
{
string connString = string.Format("Data Source={0}", db.get_path());
using (SQLiteConnection conn = new SQLiteConnection(connString))
{
StringBuilder query = new StringBuilder();
query.Append("SELECT * ");
query.Append("FROM PASSWORDS_TABLE ");
conn.Open();
if (!db.TableExists("PASSWORDS_TABLE", conn))
{
conn.Close();
GC.Collect();
MessageBox.Show("Cannot find passwords table from database. The database file may be empty or corrupt.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
using (SQLiteCommand cmd = new SQLiteCommand(query.ToString(), conn))
{
using (SQLiteDataReader dr = cmd.ExecuteReader())
{
dr.Read();
if (!crypt_tools.VerifyHash(textBox1.Text, dr.GetValue(2).ToString()))
{
conn.Close();
GC.Collect();
MessageBox.Show("Incorrect Password.", "Error", MessageBoxButtons.OK, MessageBoxIcon.Information);
textBox1.Text = "";
return;
}
}
}
conn.Close();
GC.Collect();
}
}
else
{
db.insert("PASS_HASH", "SHA256", crypt_tools.GetHash(textBox1.Text));
}
this.Hide();
Manager mgr = new Manager();
mgr.Pass = textBox1.Text;
mgr.Hash = crypt_tools.GetHash(textBox1.Text);
mgr.Show();
}
public void change_password(string pass)
{
this.Hash = crypt_tools.GetHash(pass);
this.Pass = pass;
changes = true;
}
