Mine

typedef void (__stdcall *lpfnDelegateQueryResult)(char **szColName, char **szColValue, int ColCount, void * obj);

bool RunQueryWithResults(tstring szQuery, lpfnDelegateQueryResult callback, void * obj);


void DevicesStorageList::ParseQueryResult(const char **szColName, const char **szColValue, int COlCount, void * obj) { ... }


RunQueryWithResults(szQuery, ???, NULL);