public bool ChangePassword(DriveInfo drive, string oldPassword, string newPassword)
{
if (ValidPassword(drive))
{
string password = GetDrivePassword(drive);
if (password == oldPassword)
{
XmlDriveSettings dSettings = new XmlDriveSettings(drive.Root);
byte[] encPassword = encryptor.EnDecrypt(true, Encoding.Default.GetBytes(newPassword));
password = Encoding.Default.GetString(encPassword);
dSettings.WritePassword(password);
string md5Password = GetMd5Hash(newPassword);
dSettings.WriteMd5Password(md5Password);
return true;
}
}
return false;
}
private string GetDrivePassword(DriveInfo drive)
{
XmlDriveSettings dSettings = new XmlDriveSettings(drive.Root);
string password = dSettings.ReadPassword();
byte[] encPassword = encryptor.EnDecrypt(false, Encoding.Default.GetBytes(password));
password = Encoding.Default.GetString(encPassword);
return password;
}
private bool ValidPassword(DriveInfo drive)
{
string password = GetDrivePassword(drive);
XmlDriveSettings dSettings = new XmlDriveSettings(drive.Root);
string md5Password = dSettings.ReadMd5Password();
if (VerifyMd5Hash(password, md5Password))
{
return true;
}
return false;
}
private void CreateDriveSettings(DriveInfo drive, string password)
{
XmlDriveSettings driveSettings = new XmlDriveSettings(drive.Root);
driveSettings.WriteMd5Password(GetMd5Hash(password));
byte[] encPassword = encryptor.EnDecrypt(true, Encoding.Default.GetBytes(password));
password = Encoding.Default.GetString(encPassword);
driveSettings.WritePassword(password);
}