void BenchMarkVerification(const char *name, const PK_Signer &priv, PK_Verifier &pub, double timeTotal, bool pc=false)
{
unsigned int len = 16;
AlignedSecByteBlock message(len), signature(pub.SignatureLength());
GlobalRNG().GenerateBlock(message, len);
priv.SignMessage(GlobalRNG(), message, len, signature);
const clock_t start = clock();
unsigned int i;
double timeTaken;
for (timeTaken=(double)0, i=0; timeTaken < timeTotal; timeTaken = double(clock() - start) / CLOCK_TICKS_PER_SECOND, i++)
{
// The return value is ignored because we are interested in throughput
bool unused = pub.VerifyMessage(message, len, signature, signature.size());
CRYPTOPP_UNUSED(unused);
}
OutputResultOperations(name, "Verification", pc, i, timeTaken);
if (!pc && pub.GetMaterial().SupportsPrecomputation())
{
pub.AccessMaterial().Precompute(16);
BenchMarkVerification(name, priv, pub, timeTotal, true);
}
}
void BenchMarkVerification(const char *name, const PK_Signer &priv, PK_Verifier &pub, double timeTotal, bool pc=false)
{
unsigned int len = 16;
LC_RNG rng((word32)time(NULL));
AlignedSecByteBlock message(len), signature(pub.SignatureLength());
rng.GenerateBlock(message, len);
priv.SignMessage(rng, message, len, signature);
clock_t start = clock();
unsigned int i;
double timeTaken;
for (timeTaken=(double)0, i=0; timeTaken < timeTotal; timeTaken = double(clock() - start) / CLOCK_TICKS_PER_SECOND, i++)
pub.VerifyMessage(message, len, signature, signature.size());
OutputResultOperations(name, "Verification", pc, i, timeTaken);
if (!pc && pub.GetMaterial().SupportsPrecomputation())
{
pub.AccessMaterial().Precompute(16);
BenchMarkVerification(name, priv, pub, timeTotal, true);
}
}