forked from xuos/xiuos
122 lines
3.0 KiB
C
122 lines
3.0 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 Initialize interface.
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*
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* Some initialize interface for this library.
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*/
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#include <flashdb.h>
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#include <fdb_low_lvl.h>
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#include <string.h>
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#define FDB_LOG_TAG ""
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#if !defined(FDB_USING_FAL_MODE) && !defined(FDB_USING_FILE_MODE)
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#error "Please defined the FDB_USING_FAL_MODE or FDB_USING_FILE_MODE macro"
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#endif
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fdb_err_t _fdb_init_ex(fdb_db_t db, const char *name, const char *path, fdb_db_type type, void *user_data)
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{
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FDB_ASSERT(db);
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FDB_ASSERT(name);
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FDB_ASSERT(path);
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if (db->init_ok) {
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return FDB_NO_ERR;
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}
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db->name = name;
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db->type = type;
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db->user_data = user_data;
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if (db->file_mode) {
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#ifdef FDB_USING_FILE_MODE
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/* must set when using file mode */
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FDB_ASSERT(db->sec_size != 0);
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FDB_ASSERT(db->max_size != 0);
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#ifdef FDB_USING_FILE_POSIX_MODE
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db->cur_file = -1;
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#else
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db->cur_file = 0;
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#endif
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db->storage.dir = path;
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FDB_ASSERT(strlen(path) != 0)
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#endif
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} else {
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#ifdef FDB_USING_FAL_MODE
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size_t block_size;
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/* FAL (Flash Abstraction Layer) initialization */
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fal_init();
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/* check the flash partition */
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if ((db->storage.part = fal_partition_find(path)) == NULL) {
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FDB_INFO("Error: Partition (%s) not found.\n", path);
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return FDB_PART_NOT_FOUND;
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}
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block_size = fal_flash_device_find(db->storage.part->flash_name)->blk_size;
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if (db->sec_size == 0) {
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db->sec_size = block_size;
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} else {
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/* must be aligned with block size */
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FDB_ASSERT(db->sec_size % block_size == 0);
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}
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db->max_size = db->storage.part->len;
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#endif /* FDB_USING_FAL_MODE */
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}
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/* must align with sector size */
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FDB_ASSERT(db->max_size % db->sec_size == 0);
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/* must have more than or equal 2 sector */
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FDB_ASSERT(db->max_size / db->sec_size >= 2);
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return FDB_NO_ERR;
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}
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void _fdb_init_finish(fdb_db_t db, fdb_err_t result)
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{
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static bool log_is_show = false;
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if (result == FDB_NO_ERR) {
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db->init_ok = true;
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if (!log_is_show) {
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FDB_INFO("FlashDB V%s is initialize success.\n", FDB_SW_VERSION);
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FDB_INFO("You can get the latest version on https://github.com/armink/FlashDB .\n");
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log_is_show = true;
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}
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} else if (!db->not_formatable) {
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FDB_INFO("Error: %s (%s) is initialize fail (%d).\n", db->type == FDB_DB_TYPE_KV ? "KVDB" : "TSDB",
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db->name, (int)result);
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}
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}
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void _fdb_deinit(fdb_db_t db)
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{
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FDB_ASSERT(db);
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if (db->init_ok) {
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#ifdef FDB_USING_FILE_MODE
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#ifdef FDB_USING_FILE_POSIX_MODE
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if (db->cur_file > 0) {
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#if !defined(_MSC_VER)
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#include <unistd.h>
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#endif
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close(db->cur_file);
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}
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#else
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if (db->cur_file != 0) {
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fclose(db->cur_file);
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}
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#endif /* FDB_USING_FILE_POSIX_MODE */
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#endif /* FDB_USING_FILE_MODE */
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}
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db->init_ok = false;
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}
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