From 426b1991a20520a3afe94da44a8f96ab539553bb Mon Sep 17 00:00:00 2001
From: fireice-uk <fireice2@o2.pl>
Date: Wed, 8 Feb 2017 19:50:17 +0000
Subject: [PATCH] NiceHash - benchmark mode

---
 cli-miner.cpp | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/cli-miner.cpp b/cli-miner.cpp
index bc7c2d61..4a8454ad 100644
--- a/cli-miner.cpp
+++ b/cli-miner.cpp
@@ -39,9 +39,12 @@ void win_exit()
 void win_exit() { return; }
 #endif // _WIN32
 
+void do_benchmark();
+
 int main(int argc, char *argv[])
 {
 	const char* sFilename = "config.txt";
+	bool benchmark_mode = false;
 
 	if(argc >= 2)
 	{
@@ -53,7 +56,14 @@ int main(int argc, char *argv[])
 		}
 
 		if(argc >= 3 && strcasecmp(argv[1], "-c") == 0)
+		{
+			sFilename = argv[2];
+		}
+		else if(argc >= 3 && strcasecmp(argv[1], "benchmark_mode") == 0)
+		{
 			sFilename = argv[2];
+			benchmark_mode = true;
+		}
 		else
 			sFilename = argv[1];
 	}
@@ -70,6 +80,13 @@ int main(int argc, char *argv[])
 		return 0;
 	}
 
+	if(benchmark_mode)
+	{
+		do_benchmark();
+		win_exit();
+		return 0;
+	}
+
 	if(jconf::inst()->GetHttpdPort() != 0)
 	{
 		if (!httpd::inst()->start_daemon())
@@ -117,3 +134,34 @@ int main(int argc, char *argv[])
 
 	return 0;
 }
+
+void do_benchmark()
+{
+	using namespace std::chrono;
+	std::vector<minethd*>* pvThreads;
+
+	printer::inst()->print_msg(L0, "Running a 60 second benchmark...");
+
+	uint8_t work[76] = {0};
+	minethd::miner_work oWork = minethd::miner_work("", work, sizeof(work), 0, 0, false, 0);
+	pvThreads = minethd::thread_starter(oWork);
+
+	uint64_t iStartStamp = time_point_cast<milliseconds>(high_resolution_clock::now()).time_since_epoch().count();
+
+	std::this_thread::sleep_for(std::chrono::seconds(60));
+
+	oWork = minethd::miner_work();
+	minethd::switch_work(oWork);
+
+	double fTotalHps = 0.0;
+	for (uint32_t i = 0; i < pvThreads->size(); i++)
+	{
+		double fHps = pvThreads->at(i)->iHashCount;
+		fHps /= (pvThreads->at(i)->iTimestamp - iStartStamp) / 1000.0d;
+
+		printer::inst()->print_msg(L0, "Thread %u: %.1f H/S", i, fHps);
+		fTotalHps += fHps;
+	}
+
+	printer::inst()->print_msg(L0, "Total: %.1f H/S", fTotalHps);
+}