Adds a microbenchmark executable.HEADmaster

2 files changed, 59 insertions, 0 deletions

diff --git a/microbench/CMakeLists.txt b/microbench/CMakeLists.txt
new file mode 100644
index 0000000..a132ecf
--- /dev/null
+++ b/microbench/CMakeLists.txt
@@ -0,0 +1,18 @@
+
+find_package(Gcrypt REQUIRED)
+find_package(Boost COMPONENTS timer REQUIRED)
+
+add_executable(microbench
+	microbench.cpp
+)
+
+target_compile_options(scratchpad
+	PRIVATE ${Gcrypt_CFLAGS}
+)
+
+target_link_libraries(microbench
+	PRIVATE cmix
+	PRIVATE cmix-crypto
+	PRIVATE ${Gcrypt_LIBRARIES}
+	PRIVATE Boost::timer
+)
diff --git a/microbench/microbench.cpp b/microbench/microbench.cpp
new file mode 100644
index 0000000..0d21e5f
--- /dev/null
+++ b/microbench/microbench.cpp
@@ -0,0 +1,41 @@
+
+#include "api.h"
+
+#include <vector>
+#include <boost/timer/timer.hpp>
+#include <iostream>
+
+int main(int, char*[]) {
+	struct Api api = get_implementation();
+
+	size_t nr_test = 10000;
+
+	std::vector<GroupElement> elements(nr_test);
+
+	boost::timer::cpu_timer timer;
+	timer.start();
+
+	for(auto&& el : elements) {
+		el = api.get_group_element(true);
+	}
+
+	auto random_time = timer.elapsed().user;
+
+	for(size_t i = 0; i < nr_test; i++) {
+		elements[i] = api.combine(elements[i], elements[(i+1) % nr_test], true);
+	}
+
+	auto combine_time = timer.elapsed().user - random_time;
+
+	for(size_t i = 0; i < nr_test; i++) {
+		elements[i] = api.uncombine(elements[i], elements[(i+1) % nr_test], true);
+	}
+
+	auto uncombine_time = timer.elapsed().user - combine_time;
+	timer.stop();
+
+	std::cout << "Micro Benchmark:" << std::endl
+			  << "Random:\t\t" << random_time / 1000000.0 << " ms" << std::endl
+			  << "Combine:\t" << combine_time / 1000000.0 << " ms" << std::endl
+			  << "Uncombine:\t" << uncombine_time / 1000000.0 << " ms" << std::endl;
+}