PurpleI2P/i2pd
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Code Issues Releases Activity

Add benchmarking code and optimization option.

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This commit is contained in:
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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2
.gitignore vendored
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@ -13,8 +13,10 @@ build/CMakeFiles/*
build/tests
build/client
build/core
build/benchmark
build/i2pd
build/i2pd-tests
build/i2pd-benchmark
*.cmake
*.a
*.o

9
CMakeLists.txt
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@ -9,6 +9,8 @@ option(WITH_BINARY "Build binary" ON)
option(WITH_STATIC "Static build" OFF)
option(WITH_UPNP "Include support for UPnP client" OFF)
option(WITH_TESTS "Build unit tests" OFF)
option(WITH_BENCHMARK "Build benchmarking code" OFF)
option(WITH_OPTIMIZE "Optmizeation flags" OFF)
set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/build/cmake_modules")
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
@ -80,6 +82,9 @@ if(WITH_AESNI)
add_definitions( "-maes -DAESNI")
endif()
if(WITH_OPTIMIZE AND (NOT MSVC))
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O3")
endif()
# Libraries
# TODO: once CMake 3.1+ becomes mainstream, see e.g.
@ -163,6 +168,8 @@ message(STATUS " BINARY : ${WITH_BINARY}")
message(STATUS " STATIC BUILD : ${WITH_STATIC}")
message(STATUS " UPnP : ${WITH_UPNP}")
message(STATUS " TESTS : ${WITH_TESTS}")
message(STATUS " BENCHMARKING : ${WITH_BENCHMARK}")
message(STATUS " OPTIMIZATION : ${WITH_OPTIMIZE}")
message(STATUS "---------------------------------------")
# Handle paths nicely
@ -171,6 +178,8 @@ include(GNUInstallDirs)
set(CORE_NAME "${PROJECT_NAME}-core")
set(CLIENT_NAME "${PROJECT_NAME}-client")
set(TESTS_NAME "${PROJECT_NAME}-tests")
set(BENCHMARK_NAME "${PROJECT_NAME}-benchmark")
add_subdirectory(core)
add_subdirectory(client)
add_subdirectory(tests)
add_subdirectory(benchmark)

14
benchmark/CMakeLists.txt Normal file
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@ -0,0 +1,14 @@
set(BENCHMARK_SRC
"main.cpp"
)
if(WITH_BENCHMARK)
add_executable(${BENCHMARK_NAME} ${BENCHMARK_SRC})
target_link_libraries(
${BENCHMARK_NAME} ${CORE_NAME} ${DL_LIB} ${Boost_LIBRARIES} ${CRYPTO++_LIBRARIES}
${CMAKE_THREAD_LIBS_INIT}
)
install(TARGETS
${BENCHMARK_NAME} RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
)
endif()

83
benchmark/main.cpp Normal file
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@ -0,0 +1,83 @@
#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
);
}

3
build/BUILD_NOTES.md
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@ -6,6 +6,9 @@ Available cmake options:
* CMAKE_BUILD_TYPE -- build profile (Debug/Release)
* WITH_AESNI -- AES-NI support (ON/OFF)
* WITH_HARDENING -- enable hardening features (ON/OFF) (gcc only)
* WITH_TESTS -- build tests (ON/OFF)
* WITH_BENCHMARK -- build bechmarking code (ON/OFF)
* WITH_OPTIMIZE -- enable optimization flags (ON/OFF)
Debian
------