- * Synchronous function for reading characteristic value.
- *
- * @return ::CA_STATUS_OK or Appropriate error code.
- * @retval ::CA_STATUS_OK Successful.
- * @retval ::CA_STATUS_INVALID_PARAM Invalid input arguments.
- * @retval ::CA_STATUS_FAILED Operation failed.
- */
-CAResult_t CALEReadDataFromLEServer();
-
-/**
- * Used to enqueue the message into sender queue using CAAdapterEnqueueMessage and make
- * signal to the thread to process.
- *
- * @param[in] remoteEndpoint Remote device information.
- * @param[in] data Data to be sent to remote device.
- * @param[in] dataLen Length of data.
- *
- * @return ::CA_STATUS_OK or Appropriate error code.
- * @retval ::CA_STATUS_OK Successful.
- * @retval ::CA_STATUS_INVALID_PARAM Invalid input arguments.
- * @retval ::CA_STATUS_FAILED Operation failed.
+ * check connection status.
+ * @param[in] address the address of the remote device.
+ * @return true or false.