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Add benchmarking code and optimization option.

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EinMByte 2015-08-30 19:00:26 +02:00
parent ec02a27a39
commit 97e06f3f2b
5 changed files with 111 additions and 0 deletions
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benchmark/main.cpp Normal file
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#include "crypto/Signature.h"
#include <cryptopp/osrng.h>
#include <iostream>
#include <chrono>
#include <functional>
typedef std::function<void(CryptoPP::RandomNumberGenerator&, uint8_t*, uint8_t*)> KeyGenerator;
template<class Verifier, class Signer>
void benchmark(std::size_t count, std::size_t public_key_size, std::size_t private_key_size,
std::size_t signature_size, KeyGenerator generator)
{
typedef std::chrono::time_point<std::chrono::high_resolution_clock> TimePoint;
CryptoPP::AutoSeededRandomPool rng;
uint8_t private_key[private_key_size] = {};
uint8_t public_key[public_key_size] = {};
generator(rng, private_key, public_key);
Verifier verifier(public_key);
Signer signer(private_key);
uint8_t message[512] = {};
uint8_t output[signature_size] = {};
std::chrono::nanoseconds sign_duration(0);
std::chrono::nanoseconds verify_duration(0);
for(std::size_t i = 0; i < count; ++i) {
rng.GenerateBlock(message, 512);
TimePoint begin1 = std::chrono::high_resolution_clock::now();
signer.Sign(rng, message, 512, output);
TimePoint end1 = std::chrono::high_resolution_clock::now();
sign_duration += std::chrono::duration_cast<std::chrono::nanoseconds>(end1 - begin1);
TimePoint begin2 = std::chrono::high_resolution_clock::now();
verifier.Verify(message, 512, output);
TimePoint end2 = std::chrono::high_resolution_clock::now();
verify_duration += std::chrono::duration_cast<std::chrono::nanoseconds>(end2 - begin2);
}
std::cout << "Conducted " << count << " experiments." << std::endl;
std::cout << "Total sign time: " << std::chrono::duration_cast<std::chrono::milliseconds>(sign_duration).count() << std::endl;
std::cout << "Total verify time: " << std::chrono::duration_cast<std::chrono::milliseconds>(verify_duration).count() << std::endl;
}
int main()
{
using namespace i2p::crypto;
std::cout << "--------DSA---------" << std::endl;
benchmark<DSAVerifier, DSASigner>(
1000, DSA_PUBLIC_KEY_LENGTH,
DSA_PRIVATE_KEY_LENGTH, DSA_SIGNATURE_LENGTH,
&CreateDSARandomKeys
);
std::cout << "-----ECDSAP256------" << std::endl;
benchmark<ECDSAP256Verifier, ECDSAP256Signer>(
1000, ECDSAP256_KEY_LENGTH,
ECDSAP256_KEY_LENGTH, 64,
&CreateECDSAP256RandomKeys
);
std::cout << "-----ECDSAP384------" << std::endl;
benchmark<ECDSAP384Verifier, ECDSAP384Signer>(
1000, ECDSAP384_KEY_LENGTH,
ECDSAP384_KEY_LENGTH, 64,
&CreateECDSAP384RandomKeys
);
std::cout << "-----ECDSAP521------" << std::endl;
benchmark<ECDSAP521Verifier, ECDSAP521Signer>(
1000, ECDSAP521_KEY_LENGTH,
ECDSAP521_KEY_LENGTH, 64,
&CreateECDSAP521RandomKeys
);
std::cout << "-----EDDSA25519-----" << std::endl;
benchmark<EDDSA25519Verifier, EDDSA25519Signer>(
1000, EDDSA25519_PUBLIC_KEY_LENGTH,
EDDSA25519_PRIVATE_KEY_LENGTH, 64,
&CreateEDDSARandomKeys
);
}