change getName to static lc string (sorry psc)

xmrstak/backend/iBackend.hpp

@@ -8,22 +8,33 @@
 #include <vector>
 #include <string>
 
+template <typename T, std::size_t N>
+constexpr std::size_t countof(T const (&)[N]) noexcept
+{
+	return N;
+}
+
 namespace xmrstak
 {
 	struct iBackend
 	{
 
-		enum BackendType : uint32_t { UNKNOWN = 0, CPU = 1u, AMD = 2u, NVIDIA = 3u };
+		enum BackendType : uint32_t { UNKNOWN = 0u, CPU = 1u, AMD = 2u, NVIDIA = 3u };
 		
-		static std::string getName(const BackendType type)
+		static const char* getName(const BackendType type)
 		{
-			std::vector<std::string> backendNames = {
-				"UNKNOWN",
-				"CPU",
-				"AMD",
-				"NVIDIA"
+			const char* backendNames[] = {
+				"unknown",
+				"cpu",
+				"amd",
+				"nvidia"
 			};
-			return backendNames[static_cast<uint32_t>(type)];
+
+			uint32_t i = static_cast<uint32_t>(type);
+			if(i >= countof(backendNames))
+				i = 0;
+
+			return backendNames[i];
 		}
 
 		std::atomic<uint64_t> iHashCount;

xmrstak/misc/executor.cpp

@@ -641,7 +641,10 @@ void executor::hashrate_report(std::string& out)
 
 			size_t i;
 			auto bType = static_cast<xmrstak::iBackend::BackendType>(b);
-			out.append("HASHRATE REPORT - ").append(xmrstak::iBackend::getName(bType)).append("\n");
+			std::string name(xmrstak::iBackend::getName(bType));
+			std::transform(name.begin(), name.end(), name.begin(), ::toupper);
+			
+			out.append("HASHRATE REPORT - ").append(name).append("\n");
 			out.append("| ID | 10s |  60s |  15m |");
 			if(nthd != 1)
 				out.append(" ID | 10s |  60s |  15m |\n");