private static unsafe void Sha256Tests()
{
byte[] bytes = Encoding.UTF8.GetBytes("ABCD");
using ProtectedMemory protectedMemory = ProtectedMemory.Allocate(bytes.Length);
protectedMemory.Write(bytes, 0);
Sha256ProtectedCryptoProvider sha256 = new Sha256ProtectedCryptoProvider();
Console.WriteLine(sha256.ComputeHash(protectedMemory));
fixed(byte *b = bytes)
{
Console.WriteLine(sha256.ComputeHashUnsafe(b, bytes.Length));
}
}
private static void Sha256PerfTest()
{
byte[] bytes = Encoding.UTF8.GetBytes("Lorem ipsum dolor sit amet, consectetur adipiscing elit.");
using ProtectedMemory protectedMemory = ProtectedMemory.Allocate(bytes.Length);
protectedMemory.Write(bytes, 0);
Sha256ProtectedCryptoProvider sha256 = new Sha256ProtectedCryptoProvider();
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
for (int i = 0; i < 500000; i++)
{
_ = sha256.ComputeHash(protectedMemory);
}
stopwatch.Stop();
Console.WriteLine("500000 hashes done in " + stopwatch.Elapsed.ToString());
double t = stopwatch.ElapsedMilliseconds / 500000d;
Console.WriteLine(" * " + t.ToString() + " ms per digest.");
Console.WriteLine(" * " + (1000d / t).ToString() + " hashes per second.");
}