private IEnumerable <string> SelectPasswords(IRandomNumberGenerator random, int length, int count)
{
length = Math.Min(length, MaxLength);
count = Math.Min(count, MaxCount);
if (count <= 0 || length <= 0)
{
yield break;
}
var sw = System.Diagnostics.Stopwatch.StartNew();
for (int i = 0; i < count; i++)
{
var bytes = random.GetRandomBytes(length);
var result = String.Join("", bytes.Select(x => x.ToString("x2")));
yield return(result);
}
sw.Stop();
var bytesRequested = (int)((random as Terninger.Random.CypherBasedPrngGenerator)?.BytesRequested).GetValueOrDefault();
RandomService.LogPasswordStat("Hex", count, sw.Elapsed, bytesRequested, IPAddressHelpers.GetHostOrCacheIp(Request).AddressFamily, HttpContext.GetApiKeyId());
if (!IpThrottlerService.HasAnyUsage(IPAddressHelpers.GetHostOrCacheIp(this.HttpContext.Request)))
{
RandomService.AddWebRequestEntropy(this.Request);
}
IpThrottlerService.IncrementUsage(IPAddressHelpers.GetHostOrCacheIp(this.HttpContext.Request), count);
}
private IEnumerable <string> SelectPasswords(IRandomNumberGenerator random, int length, int count)
{
length = Math.Min(length, MaxLength);
count = Math.Min(count, MaxCount);
if (count <= 0 || length <= 0)
{
yield break;
}
var sw = System.Diagnostics.Stopwatch.StartNew();
for (int i = 0; i < count; i++)
{
var bytes = random.GetRandomBytes(length);
var result = String.Join("", bytes.Select(x => x.ToString("x2")));
yield return(result);
}
sw.Stop();
PostSelectionAction("Hex", count, sw.Elapsed, random);
}
private async Task FuzzGenerator(int iterations, int bytesPerRequestMin, int bytesPerRequestMax, IRandomNumberGenerator generator, string filename)
{
var rng = new StandardRandomWrapperGenerator();
using (var sw = new StreamWriter(filename + ".txt", false, Encoding.UTF8))
{
await sw.WriteLineAsync($"{generator.GetType().FullName} - {iterations:N0} iterations");
for (int i = 0; i < iterations; i++)
{
var bytesToGet = rng.GetRandomInt32(bytesPerRequestMin, bytesPerRequestMax);
var bytes = generator.GetRandomBytes(bytesToGet);
if (bytes == null)
{
await sw.WriteLineAsync("<null>");
}
else
{
await sw.WriteLineAsync(bytes.ToHexString());
}
}
}
}
public void WriteRandom(string name, int size)
{
var buffer = rng.GetRandomBytes(size);
WriteOutput(name, buffer);
}
/// <summary>
/// Creates a random counter using the generator supplied.
/// </summary>
public static CypherCounter CreateRandom(int blockSizeBytes, IRandomNumberGenerator rand)
{
return(new CypherCounter(blockSizeBytes, rand.GetRandomBytes(blockSizeBytes)));
}