add generic backend files

- add Plugin.h to load a backend
- add backend interface

1 files changed, 90 insertions, 0 deletions

diff --git a/backend/BackendConnector.cpp b/backend/BackendConnector.cpp
new file mode 100644
index 0000000..f7a63fe
--- /dev/null
+++ b/backend/BackendConnector.cpp
@@ -0,0 +1,90 @@
+/*
+  * This program is free software: you can redistribute it and/or modify
+  * it under the terms of the GNU General Public License as published by
+  * the Free Software Foundation, either version 3 of the License, or
+  * any later version.
+  *
+  * This program is distributed in the hope that it will be useful,
+  * but WITHOUT ANY WARRANTY; without even the implied warranty of
+  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+  * GNU General Public License for more details.
+  *
+  * You should have received a copy of the GNU General Public License
+  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  *
+  * Additional permission under GNU GPL version 3 section 7
+  *
+  * If you modify this Program, or any covered work, by linking or combining
+  * it with OpenSSL (or a modified version of that library), containing parts
+  * covered by the terms of OpenSSL License and SSLeay License, the licensors
+  * of this Program grant you additional permission to convey the resulting work.
+  *
+  */
+
+#include <assert.h>
+#include <cmath>
+#include <chrono>
+#include <cstring>
+#include <thread>
+#include <bitset>
+
+#include "IBackend.hpp"
+#include "BackendConnector.hpp"
+
+#include "cpu/minethd.h"
+#ifndef CONF_NO_CUDA
+#	include "nvidia/minethd.h"
+#endif
+#ifndef CONF_NO_OPENCL
+#	include "amd/minethd.h"
+#endif
+#include "miner_work.h"
+#include "GlobalStates.hpp"
+ #include <cstdlib>
+
+#include "Plugin.hpp"
+
+namespace xmrstak
+{
+
+
+bool BackendConnector::self_test()
+{
+	
+	return true;
+}
+
+std::vector<IBackend*>* BackendConnector::thread_starter(miner_work& pWork)
+{
+    GlobalStates::iGlobalJobNo = 0;
+	GlobalStates::iConsumeCnt = 0;
+
+
+	std::vector<IBackend*>* pvThreads = new std::vector<IBackend*>;
+
+	auto cpuThreads = cpu::minethd::thread_starter(pvThreads->size(), pWork);
+	pvThreads->insert(std::end(*pvThreads), std::begin(cpuThreads), std::end(cpuThreads));
+	if(cpuThreads.size() == 0)
+		printer::inst()->print_msg(L0, "WARNING: backend CPU disabled.");
+
+#ifndef CONF_NO_CUDA
+	Plugin nvidiaPlugin("NVIDIA", "./libxmrstak_cuda_backend");
+	std::vector<IBackend*>* nvidiaThreads = nvidiaPlugin.startBackend(pvThreads->size(), pWork);
+	pvThreads->insert(std::end(*pvThreads), std::begin(*nvidiaThreads), std::end(*nvidiaThreads));
+	if(nvidiaThreads->size() == 0)
+		printer::inst()->print_msg(L0, "WARNING: backend NVIDIA disabled.");
+#endif
+
+#ifndef CONF_NO_OPENCL
+	Plugin amdPlugin("AMD", "./libxmrstak_opencl_backend");
+	std::vector<IBackend*>* amdThreads = amdPlugin.startBackend(pvThreads->size(), pWork);
+	pvThreads->insert(std::end(*pvThreads), std::begin(*amdThreads), std::end(*amdThreads));
+	if(amdThreads->size() == 0)
+		printer::inst()->print_msg(L0, "WARNING: backend AMD disabled.");
+#endif
+	
+	GlobalStates::iThreadCount = pvThreads->size();
+	return pvThreads;
+}
+
+} // namepsace xmrstak