private async void generatePwdBtn_Click(object sender, RoutedEventArgs e)
{
bool ovd = overrideIterCheck.IsChecked ?? false;
int numiter = 0;
if (ovd)
{
bool fixedIter = iterChoiceFixed.IsChecked ?? false;
if (fixedIter)
{
if (!Int32.TryParse(numIterBox.Text, out numiter))
{
await this.ShowMessage("Error", "Invalid number of iterations. Check your input.");
return;
}
}
else
{
int index = iterFieldCombo.SelectedIndex;
numiter = fieldValues[index].Length;
}
}
else
{
switch (manager.CurrentScheme.TimeToHashType)
{
case SPMSchemeTimeToHashType.FIXED:
numiter = manager.CurrentScheme.TimeToHashParam;
break;
case SPMSchemeTimeToHashType.FROM_FIELD:
int index = manager.CurrentScheme.TimeToHashParam;
if (index < this.fieldValues.Count)
{
numiter = fieldValues[index].Length;
}
else
{
numiter = 0;
}
break;
}
}
if (numiter < 1 || numiter > 1000)
{
await this.ShowMessage("Error", "Number of iterations out of range: [1, 1000].");
return;
}
PasswordGenerator gen = HashingFactory.GetPwdGenerator(manager.CurrentScheme, fieldValues, true, (SPMSchemeProcessType)procCombo.SelectedItem);
string secret = await this.PromptForSecret("Secret", "Make sure no one else is looking and type your secret:");
lastGeneratedPwd = gen.GeneratePassword(secret, numiter);
SetupPwdText();
}
public static string GetCRC(Stream stream, bool disposeStream)
{
if (disposeStream)
{
using (stream)
{
var hash = string.Empty;
var bytes = HashingFactory.Create(HashProvider.CRC32).ComputeHash(stream);
hash = bytes.Aggregate(hash, (current, b) => current + b.ToString("x2").ToLower());
return(hash);
}
}
else
{
var hash = string.Empty;
var bytes = HashingFactory.Create(HashProvider.CRC32).ComputeHash(stream);
hash = bytes.Aggregate(hash, (current, b) => current + b.ToString("x2").ToLower());
return(hash);
}
}
