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Diff: btle/btle_discovery.h
- Revision:
- 310:4d7ccb8c2a51
- Parent:
- 309:ef9e806a7b03
- Child:
- 311:5d5abc30e3a8
--- a/btle/btle_discovery.h Fri Jun 19 15:55:30 2015 +0100 +++ b/btle/btle_discovery.h Fri Jun 19 15:55:30 2015 +0100 @@ -29,24 +29,12 @@ * given offset. If the Characteristic or Descriptor to be read is longer * than ATT_MTU - 1, this function must be called multiple times with * appropriate offset to read the complete value. + * + * @return BLE_ERROR_NONE if a read has been initiated, else + * BLE_ERROR_INVALID_STATE if some internal state about the connection is invalid, or + * BLE_STACK_BUSY if some client procedure already in progress. */ virtual ble_error_t read(uint16_t offset = 0) { - /**@brief Initiate or continue a GATT Read (Long) Characteristic or Descriptor procedure. - * - * @details This function initiates or resumes a GATT Read (Long) Characteristic or Descriptor procedure. If the Characteristic or Descriptor - * to be read is longer than ATT_MTU - 1, this function must be called multiple times with appropriate offset to read the - * complete value. - * - * @param[in] conn_handle The connection handle identifying the connection to perform this procedure on. - * @param[in] handle The handle of the attribute to be read. - * @param[in] offset Offset into the attribute value to be read. - * - * @retval ::NRF_SUCCESS Successfully started or resumed the Read (Long) procedure. - * @retval ::BLE_ERROR_INVALID_CONN_HANDLE Invalid Connection Handle. - * @retval ::NRF_ERROR_INVALID_STATE Invalid Connection State. - * @retval ::NRF_ERROR_INVALID_ADDR Invalid pointer supplied. - * @retval ::NRF_ERROR_BUSY Client procedure already in progress. - */ // sd_ble_gattc_read() // SVCALL(SD_BLE_GATTC_READ, uint32_t, sd_ble_gattc_read(uint16_t conn_handle, uint16_t handle, uint16_t offset)); return BLE_ERROR_NONE;