bool String2OI(const std::string & str, OBJECT_IDENTIFIER_t * oi);
std::string OI2String(OBJECT_IDENTIFIER_t * oi);
bool SendOpenPDU(int fd);
bool String2OI(const std::string & str, OBJECT_IDENTIFIER_t * oi);
std::string OI2String(OBJECT_IDENTIFIER_t * oi);
bool SendOpenPDU(int fd);