Added new class Msr.

src/hw/msr/MsrItem.h

@@ -0,0 +1,65 @@
+/* XMRig
+ * Copyright (c) 2018-2021 SChernykh   <https://github.com/SChernykh>
+ * Copyright (c) 2016-2021 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_MSRITEM_H
+#define XMRIG_MSRITEM_H
+
+
+#include "base/tools/String.h"
+
+
+#include <limits>
+#include <vector>
+
+
+namespace xmrig
+{
+
+
+class MsrItem
+{
+public:
+    constexpr static uint64_t kNoMask = std::numeric_limits<uint64_t>::max();
+
+    inline MsrItem() = default;
+    inline MsrItem(uint32_t reg, uint64_t value, uint64_t mask = kNoMask) : m_reg(reg), m_value(value), m_mask(mask) {}
+
+    MsrItem(const rapidjson::Value &value);
+
+    inline bool isValid() const     { return m_reg > 0; }
+    inline uint32_t reg() const     { return m_reg; }
+    inline uint64_t value() const   { return m_value; }
+    inline uint64_t mask() const    { return m_mask; }
+
+    rapidjson::Value toJSON(rapidjson::Document &doc) const;
+    String toString() const;
+
+private:
+    uint32_t m_reg      = 0;
+    uint64_t m_value    = 0;
+    uint64_t m_mask     = kNoMask;
+};
+
+
+using MsrItems = std::vector<MsrItem>;
+
+
+} /* namespace xmrig */
+
+
+#endif /* XMRIG_MSRITEM_H */