Zephyr API Documentation 4.0.0-rc2
A Scalable Open Source RTOS
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#include <sys/types.h>
#include <zephyr/kernel.h>
#include <zephyr/device.h>
#include <zephyr/toolchain.h>
Go to the source code of this file.
Data Structures | |
struct | nvs_fs |
Non-volatile Storage File system structure. More... | |
Functions | |
int | nvs_mount (struct nvs_fs *fs) |
Mount an NVS file system onto the flash device specified in fs . | |
int | nvs_clear (struct nvs_fs *fs) |
Clear the NVS file system from flash. | |
ssize_t | nvs_write (struct nvs_fs *fs, uint16_t id, const void *data, size_t len) |
Write an entry to the file system. | |
int | nvs_delete (struct nvs_fs *fs, uint16_t id) |
Delete an entry from the file system. | |
ssize_t | nvs_read (struct nvs_fs *fs, uint16_t id, void *data, size_t len) |
Read an entry from the file system. | |
ssize_t | nvs_read_hist (struct nvs_fs *fs, uint16_t id, void *data, size_t len, uint16_t cnt) |
Read a history entry from the file system. | |
ssize_t | nvs_calc_free_space (struct nvs_fs *fs) |
Calculate the available free space in the file system. | |
size_t | nvs_sector_max_data_size (struct nvs_fs *fs) |
Tell how many contiguous free space remains in the currently active NVS sector. | |
int | nvs_sector_use_next (struct nvs_fs *fs) |
Close the currently active sector and switch to the next one. | |