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controller-hd/User/lib/flashdb/flashdb.h

90 lines
3.1 KiB
C

/*
* Copyright (c) 2020, Armink, <armink.ztl@gmail.com>
*
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @file
* @brief Public APIs.
*/
#ifndef _FLASHDB_H_
#define _FLASHDB_H_
#include <stdint.h>
#include <stddef.h>
#include <stdbool.h>
#include <stdio.h>
#include <time.h>
#include <fdb_cfg.h>
#ifdef FDB_USING_FAL_MODE
#include <fal.h>
#endif
#include <fdb_def.h>
#ifdef __cplusplus
extern "C"
{
#endif
/* FlashDB database API */
fdb_err_t fdb_kvdb_init(fdb_kvdb_t db, const char *name, const char *path, struct fdb_default_kv *default_kv,
void *user_data);
void fdb_kvdb_control(fdb_kvdb_t db, int cmd, void *arg);
fdb_err_t fdb_kvdb_check(fdb_kvdb_t db);
fdb_err_t fdb_kvdb_deinit(fdb_kvdb_t db);
fdb_err_t fdb_tsdb_init(fdb_tsdb_t db, const char *name, const char *path, fdb_get_time get_time, size_t max_len,
void *user_data);
void fdb_tsdb_control(fdb_tsdb_t db, int cmd, void *arg);
fdb_err_t fdb_tsdb_deinit(fdb_tsdb_t db);
/* blob API */
fdb_blob_t fdb_blob_make(fdb_blob_t blob, const void *value_buf, size_t buf_len);
size_t fdb_blob_read(fdb_db_t db, fdb_blob_t blob);
/* Key-Value API like a KV DB */
fdb_err_t fdb_kv_set(fdb_kvdb_t db, const char *key, const char *value);
char *fdb_kv_get(fdb_kvdb_t db, const char *key);
fdb_err_t fdb_kv_set_blob(fdb_kvdb_t db, const char *key, fdb_blob_t blob);
size_t fdb_kv_get_blob(fdb_kvdb_t db, const char *key, fdb_blob_t blob);
fdb_err_t fdb_kv_del(fdb_kvdb_t db, const char *key);
fdb_kv_t fdb_kv_get_obj(fdb_kvdb_t db, const char *key, fdb_kv_t kv);
fdb_blob_t fdb_kv_to_blob(fdb_kv_t kv, fdb_blob_t blob);
fdb_err_t fdb_kv_set_default(fdb_kvdb_t db);
void fdb_kv_print(fdb_kvdb_t db);
fdb_kv_iterator_t fdb_kv_iterator_init(fdb_kvdb_t db, fdb_kv_iterator_t itr);
bool fdb_kv_iterate(fdb_kvdb_t db, fdb_kv_iterator_t itr);
/* Time series log API like a TSDB */
fdb_err_t fdb_tsl_append(fdb_tsdb_t db, fdb_blob_t blob);
fdb_err_t fdb_tsl_append_with_ts(fdb_tsdb_t db, fdb_blob_t blob, fdb_time_t timestamp);
void fdb_tsl_iter(fdb_tsdb_t db, fdb_tsl_cb cb, void *cb_arg);
void fdb_tsl_iter_reverse(fdb_tsdb_t db, fdb_tsl_cb cb, void *cb_arg);
void fdb_tsl_iter_by_time(fdb_tsdb_t db, fdb_time_t from, fdb_time_t to, fdb_tsl_cb cb, void *cb_arg);
size_t fdb_tsl_query_count(fdb_tsdb_t db, fdb_time_t from, fdb_time_t to, fdb_tsl_status_t status);
fdb_err_t fdb_tsl_set_status(fdb_tsdb_t db, fdb_tsl_t tsl, fdb_tsl_status_t status);
void fdb_tsl_clean(fdb_tsdb_t db);
fdb_blob_t fdb_tsl_to_blob(fdb_tsl_t tsl, fdb_blob_t blob);
/* fdb_utils.c */
uint32_t fdb_calc_crc32(uint32_t crc, const void *buf, size_t size);
static inline void fdb_lock(fdb_db_t db)
{
__disable_irq();
}
static inline void fdb_unlock(fdb_db_t db)
{
__enable_irq();
}
#ifdef __cplusplus
}
#endif
#endif /* _FLASHDB_H_ */