fix Core/Buffer.h build failed with linux

Prism/src/Prism/Core/Buffer.h

@@ -5,6 +5,8 @@
 #ifndef BUFFER_H
 #define BUFFER_H
 
+#include <cstring>
+
 #include "Core.h"
 
 namespace Prism
@@ -36,7 +38,7 @@ namespace Prism
             Size = size;
         }
 
-        static Buffer Copy(void* data, uint32_t size)
+        static Buffer Copy(const void* data, const uint32_t size)
         {
             Buffer buffer;
             buffer.Allocate(size);
@@ -56,7 +58,7 @@ namespace Prism
             memcpy(Data + offset, data, size);
         }
 
-        operator bool() const
+        explicit operator bool() const
         {
             return Data;
         }