Add an example of benchmark.h

1 files changed, 41 insertions, 0 deletions

diff --git a/doc/examples/benchmark.cpp b/doc/examples/benchmark.cpp
new file mode 100644
index 000000000..b38da5388
--- /dev/null
+++ b/doc/examples/benchmark.cpp
@@ -0,0 +1,41 @@
+#include <botan/botan.h>
+#include <botan/benchmark.h>
+
+#include <iostream>
+#include <string>
+#include <map>
+#include <cstdlib>
+
+int main(int argc, char* argv[])
+   {
+   if(argc <= 2)
+      {
+      std::cout << "Usage: " << argv[0] << " ms <algo1> <algo2> ...\n";
+      return 1;
+      }
+
+   Botan::LibraryInitializer init;
+
+   Botan::AutoSeeded_RNG rng;
+   Botan::Default_Benchmark_Timer timer;
+
+   Botan::Algorithm_Factory& af = Botan::global_state().algorithm_factory();
+
+   double ms = std::atof(argv[1]);
+
+   for(size_t i = 2; argv[i]; ++i)
+      {
+      std::string algo = argv[i];
+
+      std::map<std::string, double> results =
+         Botan::algorithm_benchmark(algo, ms, timer, rng, af);
+
+      std::cout << algo << ":\n";
+      for(std::map<std::string, double>::iterator r = results.begin();
+          r != results.end(); ++r)
+         {
+         std::cout << "  " << r->first << ": " << r->second << " MiB/s\n";
+         }
+      std::cout << "\n";
+      }
+   }