59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
/*
|
|
* Copyright (c) 2017 Nordic Semiconductor ASA
|
|
* Copyright (c) 2015 Runtime Inc
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*/
|
|
|
|
#ifndef __FCB_PRIV_H_
|
|
#define __FCB_PRIV_H_
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define FCB_CRC_SZ sizeof(u8_t)
|
|
#define FCB_TMP_BUF_SZ 32
|
|
|
|
#define FCB_ID_GT(a, b) (((int16_t)(a) - (int16_t)(b)) > 0)
|
|
|
|
struct fcb_disk_area {
|
|
u32_t fd_magic;
|
|
u8_t fd_ver;
|
|
u8_t _pad;
|
|
u16_t fd_id;
|
|
};
|
|
|
|
int fcb_put_len(u8_t *buf, u16_t len);
|
|
int fcb_get_len(u8_t *buf, u16_t *len);
|
|
|
|
static inline int fcb_len_in_flash(struct fcb *fcb, u16_t len)
|
|
{
|
|
if (fcb->f_align <= 1U) {
|
|
return len;
|
|
}
|
|
return (len + (fcb->f_align - 1U)) & ~(fcb->f_align - 1U);
|
|
}
|
|
|
|
const struct flash_area *fcb_open_flash(const struct fcb *fcb);
|
|
u8_t fcb_get_align(const struct fcb *fcb);
|
|
int fcb_erase_sector(const struct fcb *fcb, const struct flash_sector *sector);
|
|
|
|
int fcb_getnext_in_sector(struct fcb *fcb, struct fcb_entry *loc);
|
|
struct flash_sector *fcb_getnext_sector(struct fcb *fcb,
|
|
struct flash_sector *sector);
|
|
int fcb_getnext_nolock(struct fcb *fcb, struct fcb_entry *loc);
|
|
|
|
int fcb_elem_info(struct fcb *fcb, struct fcb_entry *loc);
|
|
int fcb_elem_crc8(struct fcb *fcb, struct fcb_entry *loc, u8_t *crc8p);
|
|
|
|
int fcb_sector_hdr_init(struct fcb *fcb, struct flash_sector *sector, u16_t id);
|
|
int fcb_sector_hdr_read(struct fcb *fcb, struct flash_sector *sector,
|
|
struct fcb_disk_area *fdap);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* __FCB_PRIV_H_ */
|