// ReSharper disable once UnusedParameter.Local
private static void RegisterAesSingleBlockBenchmarks(MultiBenchmark bench)
{
var input = new byte[SingleBlockCipherBenchSize];
var output = new byte[SingleBlockCipherBenchSize];
Func <double, string> resultPrinter = time => GetPerformanceString(time, SingleBlockCipherBenchSize);
bench.Register("AES single-block encrypt", () => { }, EncryptBlocks, resultPrinter);
bench.Register("AES single-block decrypt", () => { }, DecryptBlocks, resultPrinter);
bench.DefaultRunsNeeded = 1000;
void EncryptBlocks()
{
ref byte inBlock = ref MemoryMarshal.GetReference(input.AsSpan());
ref byte outBlock = ref MemoryMarshal.GetReference(output.AsSpan());
private static void RegisterAesSequentialBenchmarks(MultiBenchmark bench)
{
var input = new byte[BatchCipherBenchSize];
var output = new byte[BatchCipherBenchSize];
Func <double, string> resultPrinter = time => GetPerformanceString(time, BatchCipherBenchSize);
// Skip the first benchmark set if we don't have AES-NI intrinsics
for (int i = Aes.IsAesNiSupported() ? 0 : 1; i < 2; i++)
{
// Prefer .NET crypto on the second set
string nameSuffix = i == 1 ? "built-in " : string.Empty;
bool preferDotNetImpl = i == 1;
RegisterCipher($"AES-ECB {nameSuffix}encrypt",
() => Aes.CreateEcbEncryptor(new byte[0x10], preferDotNetImpl));
RegisterCipher($"AES-ECB {nameSuffix}decrypt",
() => Aes.CreateEcbDecryptor(new byte[0x10], preferDotNetImpl));
RegisterCipher($"AES-CBC {nameSuffix}encrypt",
() => Aes.CreateCbcEncryptor(new byte[0x10], new byte[0x10], preferDotNetImpl));
RegisterCipher($"AES-CBC {nameSuffix}decrypt",
() => Aes.CreateCbcDecryptor(new byte[0x10], new byte[0x10], preferDotNetImpl));
RegisterCipher($"AES-CTR {nameSuffix}decrypt",
() => Aes.CreateCtrDecryptor(new byte[0x10], new byte[0x10], preferDotNetImpl));
RegisterCipher($"AES-XTS {nameSuffix}encrypt",
() => Aes.CreateXtsEncryptor(new byte[0x10], new byte[0x10], new byte[0x10], preferDotNetImpl));
RegisterCipher($"AES-XTS {nameSuffix}decrypt",
() => Aes.CreateXtsDecryptor(new byte[0x10], new byte[0x10], new byte[0x10], preferDotNetImpl));
}
void RegisterCipher(string name, Func <ICipher> cipherGenerator)
{
ICipher cipher = null;
Action setup = () => cipher = cipherGenerator();
Action action = () => cipher.Transform(input, output);
bench.Register(name, setup, action, resultPrinter);
}
}