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