.

include/memory-faucet.h

@@ -39,6 +39,7 @@ public:
     memBuf();
     ~memBuf();
     void* ptr();
+    void** ptr();
     const void* ptr() const;
     void free_memory();
     int get_size() const;

src/memory-faucet.cpp

@@ -91,6 +91,12 @@ void* memBuf<mem, choose_type>::ptr()
     return buf;
 }
 
+template< MemType mem, buf_choose_policy choose_type >
+void** memBuf<mem, choose_type>::ptr()
+{
+    return &buf;
+}
+
 template< MemType mem, buf_choose_policy choose_type >
 const void* memBuf<mem, choose_type>::ptr() const
 {