Changed project name to wsrep-lib.

include/wsrep/key.hpp

@@ -0,0 +1,41 @@
+//
+// Copyright (C) 2018 Codership Oy <info@codership.com>
+//
+
+#ifndef WSREP_KEY_HPP
+#define WSREP_KEY_HPP
+
+#include "exception.hpp"
+
+namespace wsrep
+{
+    class key
+    {
+    public:
+        key()
+            : key_parts_()
+            , key_()
+        {
+            key_.key_parts = key_parts_;
+            key_.key_parts_num = 0;
+        }
+
+        void append_key_part(const void* ptr, size_t len)
+        {
+            if (key_.key_parts_num == 3)
+            {
+                throw wsrep::runtime_error("key parts exceed maximum of 3");
+            }
+            key_parts_[key_.key_parts_num].ptr = ptr;
+            key_parts_[key_.key_parts_num].len = len;
+            ++key_.key_parts_num;
+        }
+
+        const wsrep_key_t& get() const { return key_; }
+    private:
+        wsrep_buf_t key_parts_[3];
+        wsrep_key_t key_;
+    };
+}
+
+#endif // WSREP_KEY_HPP