- * @brief start discovery server
- * @param env [IN] JNI interface pointer
- * @param bluetoothGatt [IN] Gatt profile object
- * @return CA_STATUS_OK or ERROR CODES (CAResult_t error codes in cacommon.h)
+ * disconnect to gatt server by selected address.
+ * @param[in] env JNI interface pointer.
+ * @param[in] remoteAddress remote address.
+ * @return ::CA_STATUS_OK or ERROR CODES (::CAResult_t error codes in cacommon.h).
+ */
+CAResult_t CALEClientDisconnectforAddress(JNIEnv *env, jstring remoteAddress);
+
+/**
+ * request MTU size negotiation to server.
+ * @param[in] env JNI interface pointer.
+ * @param[in] bluetoothGatt gatt object.
+ * @param[in] size MTU size.
+ * @return ::CA_STATUS_OK or ERROR CODES (::CAResult_t error codes in cacommon.h).
+ */
+CAResult_t CALEClientRequestMTU(JNIEnv *env, jobject bluetoothGatt, jint size);
+/**
+ * start discovery server.
+ * @param[in] env JNI interface pointer.
+ * @param[in] bluetoothGatt Gatt profile object.
+ * @return ::CA_STATUS_OK or ERROR CODES (::CAResult_t error codes in cacommon.h).