#ifndef UTILITY_SYSTEM_H #define UTILITY_SYSTEM_H #include namespace utils { unsigned __int64 get_file_size(const std::wstring&); void delete_file(const std::wstring&); std::wstring get_parent_directory(std::wstring); void create_directory(const std::wstring&); void create_parent_directories(const std::wstring); bool get_host_ip(const std::string&, std::string&); } #endif //UTILITY_SYSTEM_H