Add a simple timer class

1 files changed, 50 insertions, 0 deletions

diff --git a/checks/timer.h b/checks/timer.h
new file mode 100644
index 000000000..80aeec9e6
--- /dev/null
+++ b/checks/timer.h
@@ -0,0 +1,50 @@
+
+#ifndef BOTAN_BENCHMARK_TIMER_H__
+#define BOTAN_BENCHMARK_TIMER_H__
+
+#include <botan/types.h>
+#include <ostream>
+#include <string>
+
+using Botan::u64bit;
+using Botan::u32bit;
+
+class Timer
+   {
+   public:
+      static u64bit get_clock();
+
+      Timer(const std::string& name);
+
+      void start();
+
+      void stop();
+
+      u64bit value();
+      double seconds();
+      double milliseconds();
+
+      double ms_per_event();
+      double seconds_per_event();
+
+      u32bit events() const { return event_count; }
+      std::string get_name() const { return name; }
+   private:
+      std::string name;
+      u64bit time_used, timer_start;
+      u32bit event_count;
+   };
+
+inline bool operator<(const Timer& x, const Timer& y)
+   {
+   return (x.get_name() < y.get_name());
+   }
+
+inline bool operator==(const Timer& x, const Timer& y)
+   {
+   return (x.get_name() == y.get_name());
+   }
+
+std::ostream& operator<<(std::ostream&, Timer&);
+
+#endif