cn/r part 1 of 2.

src/backend/opencl/runners/tools/OclCnR.h

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+/* XMRig
+ * Copyright 2010      Jeff Garzik <jgarzik@pobox.com>
+ * Copyright 2012-2014 pooler      <pooler@litecoinpool.org>
+ * Copyright 2014      Lucas Jones <https://github.com/lucasjones>
+ * Copyright 2014-2016 Wolf9466    <https://github.com/OhGodAPet>
+ * Copyright 2016      Jay D Dee   <jayddee246@gmail.com>
+ * Copyright 2017-2018 XMR-Stak    <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
+ * Copyright 2018-2019 SChernykh   <https://github.com/SChernykh>
+ * Copyright 2016-2019 XMRig       <https://github.com/xmrig>, <support@xmrig.com>
+ *
+ *   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
+ *   (at your option) 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/>.
+ */
+
+#ifndef XMRIG_OCLCNR_H
+#define XMRIG_OCLCNR_H
+
+
+#include <stdint.h>
+
+
+typedef struct _cl_program *cl_program;
+
+
+namespace xmrig {
+
+
+class Algorithm;
+class IOclRunner;
+
+
+class OclCnR
+{
+public:
+    constexpr static size_t kPrecompilationDepth = 1;
+    constexpr static size_t kHeightChunkSize     = 10;
+
+    static cl_program get(const IOclRunner &runner, uint64_t height, bool background = false);
+};
+
+
+} // namespace xmrig
+
+
+#endif /* XMRIG_OCLCNR_H */