Add the Arc4 PRNG draft implementation

Chaos/Service/ChaosException.hpp

@@ -0,0 +1,31 @@
+#ifndef CHAOS_SERVICE_CHAOSEXCEPTION_HPP
+#define CHAOS_SERVICE_CHAOSEXCEPTION_HPP
+
+#include <string>
+
+namespace Chaos::Service
+{
+
+class ChaosException
+{
+public:
+    ChaosException(std::string && message)
+        : Message_(std::move(message))
+    { }
+
+    ChaosException(const std::string & message)
+        : Message_(message)
+    { }
+
+    const std::string & GetMessage() const
+    {
+        return Message_;
+    }
+
+private:
+    std::string Message_;
+};
+
+} // namespace Chaos::Service
+
+#endif