/// <summary>
/// Generates and stores prime and safe prime.
/// </summary>
/// <param name="dataPath">Path where application data is stored.</param>
/// <param name="feedback">Feedback delegate or null.</param>
public static void GenerateAndStoreSafePrime(string dataPath, PrimeGenerationFeedBack feedback)
{
BigInt prime = null;
BigInt safePrime = null;
Prime.FindPrimeAndSafePrimeThreaded(4096, out prime, out safePrime, feedback);
string fileName = Path.Combine(dataPath, string.Format(Files.SafePrimeFileString, DateTime.Now.Ticks));
FileStream file = new FileStream(fileName, FileMode.Create, FileAccess.Write);
SerializeContext context = new SerializeContext(file);
context.Write(prime);
context.Write(safePrime);
context.Close();
file.Close();
}
/// <summary>
/// Creates a new generator.
/// </summary>
/// <param name="feedback">Feedback delegate or null.</param>
public ThreadedPrimeGenerator(PrimeGenerationFeedBack feedBack)
{
this.feedBack = feedBack;
}
/// <summary>
/// Finds both as prime and a larger safe prime.
/// </summary>
/// <param name="bitLength">Length in bits of the prime.</param>
/// <param name="prime">Random prime number.</param>
/// <param name="safePrime">Random safe prime number.</param>
/// <param name="feedback">Feedback delegate or null.</param>
public static void FindPrimeAndSafePrimeThreaded(int bitLength, out BigInt prime, out BigInt safePrime, PrimeGenerationFeedBack feedback)
{
ThreadedPrimeGenerator generator = new ThreadedPrimeGenerator(feedback);
generator.FindPrimeAndSafePrime(bitLength, out prime, out safePrime);
}