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Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_flash.h')
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1 files changed, 177 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_flash.h b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_flash.h new file mode 100644 index 0000000..d896669 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/ble/ble_services/eddystone/es_flash.h @@ -0,0 +1,177 @@ +/** + * Copyright (c) 2016 - 2018, Nordic Semiconductor ASA + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, + * are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form, except as embedded into a Nordic + * Semiconductor ASA integrated circuit in a product or a software update for + * such product, must reproduce the above copyright notice, this list of + * conditions and the following disclaimer in the documentation and/or other + * materials provided with the distribution. + * + * 3. Neither the name of Nordic Semiconductor ASA nor the names of its + * contributors may be used to endorse or promote products derived from this + * software without specific prior written permission. + * + * 4. This software, with or without modification, must only be used with a + * Nordic Semiconductor ASA integrated circuit. + * + * 5. Any software provided in binary form under this license must not be reverse + * engineered, decompiled, modified and/or disassembled. + * + * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS + * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE + * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ +#ifndef ES_FLASH_H__ +#define ES_FLASH_H__ + +#include <stdbool.h> +#include <stdint.h> +#include "es_slot.h" + + +/** + * @file + * @defgroup eddystone_flash Flash access + * @brief Types and functions to access the flash of the Eddystone beacon. + * @ingroup eddystone + * @{ + */ + +#define WORD_SIZE 4 + +#define FLASH_ACCES_ERROR_CHECK_ALLOW_NOT_FOUND(err_code) \ + if (err_code != (FDS_ERR_NOT_FOUND)) \ + APP_ERROR_CHECK(err_code); + +#define FLASH_OP_WAIT() \ + uint32_t pending_ops = es_flash_num_pending_ops(); \ + while (pending_ops != 0) \ + { \ + pending_ops = es_flash_num_pending_ops(); \ + } + +/**@brief Beacon configuration. */ +typedef struct +{ + nrf_ble_escs_adv_interval_t adv_interval; //!< Advertising interval. + bool remain_connectable; //!< Flag that specifies if the beacon should remain connectable. +} es_flash_beacon_config_t; + +/**@brief Structure for keeping track of which slot has a configuration that must be restored upon reboot. + * @details The size of this structure must be word aligned and match the flash block size of 32 bytes. + */ +typedef struct +{ + bool slot_is_empty[APP_MAX_ADV_SLOTS]; //!< Flag that indicates whether the slot is empty. + uint8_t padding[WORD_SIZE - ((APP_MAX_ADV_SLOTS + 1) % WORD_SIZE)]; //!< Padding used to ensure word alignment. +} es_flash_flags_t; + +/**@brief Flash access types. + */ +typedef enum +{ + ES_FLASH_ACCESS_READ, //!< Read data. + ES_FLASH_ACCESS_WRITE, //!< Write data. + ES_FLASH_ACCESS_CLEAR //!< Clear data. +} es_flash_access_t; + +/**@brief Function for accessing beacon configurations. + * + * @param[out,in] p_config Pointer to the beacon configuration buffer. + * @param[in] access_type Access type (see @ref es_flash_access_t). + * @return For possible return values, see: + * - @ref fds_record_find_by_key + * - @ref fds_record_open + * - @ref fds_record_close + * - @ref fds_record_write + * - @ref fds_record_update + * - @ref fds_record_delete + */ +ret_code_t es_flash_access_beacon_config(es_flash_beacon_config_t * p_config, + es_flash_access_t access_type); + +/**@brief Function for accessing slot configuration from flash. + * + * @param[in] slot_no Slot index. + * @param[out,in] p_slot Pointer to the slot configuration buffer. + * @param[in] access_type Access type (see @ref es_flash_access_t). + * @return For possible return values, see: + * - @ref fds_record_find_by_key + * - @ref fds_record_open + * - @ref fds_record_close + * - @ref fds_record_write + * - @ref fds_record_update + * - @ref fds_record_delete + */ +ret_code_t es_flash_access_slot_configs(uint8_t slot_no, + es_slot_t * p_slot, + es_flash_access_t access_type); + + +/**@brief Function for accessing the beacon lock key from flash. + * + * @param[out,in] p_lock_key Pointer to the lock key buffer. + * @param[in] access_type Access type (see @ref es_flash_access_t). + * @return For possible return values, see: + * - @ref fds_record_find_by_key + * - @ref fds_record_open + * - @ref fds_record_close + * - @ref fds_record_write + * - @ref fds_record_update + * - @ref fds_record_delete + */ +ret_code_t es_flash_access_lock_key(uint8_t * p_lock_key, es_flash_access_t access_type); + +/**@brief Function for accessing the flash configuration flag from flash. + * + * @param[out,in] p_flags Pointer to the flag buffer. + * @param[in] access_type Access type (see @ref es_flash_access_t). + * @return For possible return values, see: + * - @ref fds_record_find_by_key + * - @ref fds_record_open + * - @ref fds_record_close + * - @ref fds_record_write + * - @ref fds_record_update + * - @ref fds_record_delete + */ +ret_code_t es_flash_access_flags(es_flash_flags_t * p_flags, es_flash_access_t access_type); + +/**@brief Function for retrieving the number of queued operations. + * @return The number of operations that are queued. + */ +uint32_t es_flash_num_pending_ops(void); + +/**@brief Function for performing a factory reset. + * @return FDS return code. + */ +ret_code_t es_flash_factory_reset(void); + +void es_flash_on_ble_evt(ble_evt_t const * p_evt); + +/**@brief Function for initializing the flash module. + * + * @return See @ref fds_init for possible return values. + */ +ret_code_t es_flash_init(void); + +/** + * @} + */ + +#endif // ES_FLASH_H__ |