private void SetSeed(ProtectedString value)
{
ProtectedString work = SanitizeSeed(value, Encoding);
m_seed = work;
try
{
if (Encoding == KPOTPEncoding.BASE32)
{
while ((work.Length % 8) != 0)
{
work += new ProtectedString(true, "=");
}
m_key = PSConvert.ToBASE32(work);
}
else if (Encoding == KPOTPEncoding.BASE64)
{
while ((work.Length % 8) != 0)
{
work += new ProtectedString(true, "=");
}
m_key = Convert.FromBase64CharArray(work.ReadChars(), 0, work.Length);
}
else if (Encoding == KPOTPEncoding.HEX)
{
m_key = PSConvert.HexStringToByteArray(value);
}
else if (Encoding == KPOTPEncoding.UTF8)
{
m_key = work.ReadUtf8();
}
else
{
if (m_key != null)
{
m_key.Initialize();
}
m_seed = ProtectedString.EmptyEx;
}
}
catch
{
if (m_key != null)
{
m_key.Initialize();
}
m_seed = ProtectedString.EmptyEx;
}
}
private ProtectedString CheckAndConvertGoogleAuthFormat(ProtectedString otp)
{
if (otp.ReadString().ToLowerInvariant().StartsWith("otpauth-migration://offline?data="))
{
int iOTPCount = 0;
try { otp = PSConvert.ParseGoogleAuthExport(otp.ReadString(), out iOTPCount); }
catch { }
if (iOTPCount > 1)
{
Tools.ShowError(string.Format(PluginTranslate.ErrorGoogleAuthImportCount, iOTPCount.ToString()));
}
else if (iOTPCount == 0)
{
Tools.ShowError(PluginTranslate.ErrorGoogleAuthImport);
}
}
return(otp);
}
private void UpdatePreview()
{
if (m_NoUpdate)
{
return;
}
if (StrUtil.IsDataUri(tbOTPSeed.Text))
{
try
{
OTP.OTPAuthString = ParseFromImageByteArray(StrUtil.DataUriToData(tbOTPSeed.Text));
InitSettings(true);
}
catch { tbOTPSeed.Text = string.Empty; }
}
if (tbOTPSeed.Text.ToLowerInvariant().StartsWith("otpauth://"))
{
OTP.OTPAuthString = new ProtectedString(true, tbOTPSeed.Text);
InitSettings(true);
}
else if (tbOTPSeed.Text.ToLowerInvariant().StartsWith("otpauth-migration://"))
{
m_NoUpdate = true;
try
{
int iCount;
ProtectedString psGoogleAuth = PSConvert.ParseGoogleAuthExport(tbOTPSeed.Text, out iCount);
if ((iCount == 1) && (psGoogleAuth.Length > 0))
{
//tbOTPSeed.Text = psGoogleAuth.ReadString();
OTP.OTPAuthString = psGoogleAuth;
InitSettings(true);
return;
}
tbOTPSeed.Text = string.Empty;
if (iCount > 1)
{
Tools.ShowError(string.Format(PluginTranslate.ErrorGoogleAuthImportCount, iCount.ToString()));
}
else if (iCount == 0)
{
Tools.ShowError(PluginTranslate.ErrorGoogleAuthImport);
}
return;
}
finally { m_NoUpdate = false; }
}
else
{
OTP.OTPSeed = new ProtectedString(true, tbOTPSeed.Text);
}
if (cbOTPFormat.SelectedIndex == 0)
{
OTP.Encoding = KPOTPEncoding.BASE32;
}
if (cbOTPFormat.SelectedIndex == 1)
{
OTP.Encoding = KPOTPEncoding.BASE64;
}
if (cbOTPFormat.SelectedIndex == 2)
{
OTP.Encoding = KPOTPEncoding.HEX;
}
if (cbOTPFormat.SelectedIndex == 3)
{
OTP.Encoding = KPOTPEncoding.UTF8;
}
OTP.Length = cbOTPLength.SelectedIndex + 6;
int dummy = -1;
if (int.TryParse(tbTOTPTimestep.Text, out dummy))
{
OTP.TOTPTimestep = dummy;
}
if (int.TryParse(tbHOTPCounter.Text, out dummy))
{
OTP.HOTPCounter = dummy;
}
if (cbOTPHashFunc.SelectedIndex == 0)
{
OTP.Hash = KPOTPHash.SHA1;
}
if (cbOTPHashFunc.SelectedIndex == 1)
{
OTP.Hash = KPOTPHash.SHA256;
}
if (cbOTPHashFunc.SelectedIndex == 2)
{
OTP.Hash = KPOTPHash.SHA512;
}
if (cbOTPType.SelectedIndex == 0)
{
OTP.Type = KPOTPType.HOTP;
}
else if (cbOTPType.SelectedIndex == 1)
{
OTP.Type = KPOTPType.TOTP;
}
else if (cbOTPType.SelectedIndex == 2)
{
OTP.Type = KPOTPType.STEAM;
}
pbTOTPLifetime.Maximum = OTP.TOTPTimestep;
pbTOTPLifetime.Value = OTP.RemainingSeconds;
gTime.Enabled = tbTOTPTimestep.Visible = lTimestep.Visible = OTP.Type == KPOTPType.TOTP;
pbTOTPLifetime.Visible = OTP.Type != KPOTPType.HOTP;
tbHOTPCounter.Visible = lCounter.Visible = OTP.Type == KPOTPType.HOTP;
cbOTPLength.Enabled = OTP.Type != KPOTPType.STEAM;
if (OTP.Type == KPOTPType.STEAM)
{
if (!cbOTPLength.Items.Contains("5"))
{
cbOTPLength.Items.Add("5");
}
cbOTPLength.SelectedIndex = cbOTPLength.Items.Count - 1;
}
else if (cbOTPLength.Items.Contains("5"))
{
cbOTPLength.Items.RemoveAt(cbOTPLength.Items.Count - 1);
cbOTPLength.SelectedIndex = 0;
}
if (!tbTOTPTimeCorrectionURL.Focused)
{
if (totpTimeCorrectionType.SelectedIndex == 0)
{
if (!tbTOTPTimeCorrectionURL.ReadOnly)
{
m_BackupURL = tbTOTPTimeCorrectionURL.Text;
}
tbTOTPTimeCorrectionURL.Text = string.Empty;
tbTOTPTimeCorrectionURL.ReadOnly = true;
OTP.TimeCorrectionUrlOwn = false;
OTP.TimeCorrectionUrl = string.Empty;
}
else if (totpTimeCorrectionType.SelectedIndex == 1)
{
if (!tbTOTPTimeCorrectionURL.ReadOnly)
{
m_BackupURL = tbTOTPTimeCorrectionURL.Text;
}
tbTOTPTimeCorrectionURL.Text = EntryUrl;
tbTOTPTimeCorrectionURL.ReadOnly = true;
OTP.TimeCorrectionUrlOwn = true;
OTP.TimeCorrectionUrl = EntryUrl;
}
else
{
if (tbTOTPTimeCorrectionURL.ReadOnly)
{
tbTOTPTimeCorrectionURL.Text = string.IsNullOrEmpty(m_BackupURL) ? EntryUrl : m_BackupURL;
}
tbTOTPTimeCorrectionURL.ReadOnly = false;
OTP.TimeCorrectionUrlOwn = false;
OTP.TimeCorrectionUrl = tbTOTPTimeCorrectionURL.Text;
}
}
totpTimeCorrectionValue.Text = OTP.OTPTimeCorrection.ToString();
string otpValue = OTP.Valid ? OTP.ReadableOTP(OTP.GetOTP(false, true)) : PluginTranslate.Error;
otpPreview.Text = "OTP: " + (string.IsNullOrEmpty(otpValue) ? "N/A" : otpValue);
if ((OTP.Type != KPOTPType.HOTP) && OTP.RemainingSeconds <= Config.TOTPSoonExpiring)
{
otpPreview.ForeColor = System.Drawing.Color.Red;
pbTOTPLifetime.ForeColor = System.Drawing.Color.Red;
}
else
{
otpPreview.ForeColor = System.Drawing.SystemColors.ControlText;
pbTOTPLifetime.ForeColor = System.Drawing.SystemColors.Highlight;
}
otpValue = OTP.Valid ? OTP.ReadableOTP(OTP.GetOTP(true, true)) : PluginTranslate.Error;
otpPreviewNext.Text = "Next: " + (string.IsNullOrEmpty(otpValue) ? "N/A" : otpValue);
}