更新硬件SDK

sdk/合宙/air780e/csdk/luatos-soc-2022/thirdparty/flashdb/src/fdb.c

@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2020, Armink, <armink.ztl@gmail.com>
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/**
+ * @file
+ * @brief Initialize interface.
+ *
+ * Some initialize interface for this library.
+ */
+
+#include <flashdb.h>
+#include <fdb_low_lvl.h>
+#include <string.h>
+
+#define FDB_LOG_TAG ""
+
+#if !defined(FDB_USING_FAL_MODE) && !defined(FDB_USING_FILE_MODE)
+#error "Please defined the FDB_USING_FAL_MODE or FDB_USING_FILE_MODE macro"
+#endif
+
+fdb_err_t _fdb_init_ex(fdb_db_t db, const char *name, const char *path, fdb_db_type type, void *user_data)
+{
+    FDB_ASSERT(db);
+    FDB_ASSERT(name);
+    FDB_ASSERT(path);
+
+    if (db->init_ok) {
+        return FDB_NO_ERR;
+    }
+
+    db->name = name;
+    db->type = type;
+    db->user_data = user_data;
+
+    if (db->file_mode) {
+#ifdef FDB_USING_FILE_MODE
+        /* must set when using file mode */
+        FDB_ASSERT(db->sec_size != 0);
+        FDB_ASSERT(db->max_size != 0);
+#ifdef FDB_USING_FILE_POSIX_MODE
+        db->cur_file = -1;
+#else
+        db->cur_file = 0;
+#endif
+        db->storage.dir = path;
+        FDB_ASSERT(strlen(path) != 0)
+#endif
+    } else {
+#ifdef FDB_USING_FAL_MODE
+        size_t block_size;
+
+        /* FAL (Flash Abstraction Layer) initialization */
+        fal_init();
+        /* check the flash partition */
+        if ((db->storage.part = fal_partition_find(path)) == NULL) {
+            FDB_INFO("Error: Partition (%s) not found.\n", path);
+            return FDB_PART_NOT_FOUND;
+        }
+
+        block_size = fal_flash_device_find(db->storage.part->flash_name)->blk_size;
+        if (db->sec_size == 0) {
+            db->sec_size = block_size;
+        } else {
+            /* must be aligned with block size */
+            FDB_ASSERT(db->sec_size % block_size == 0);
+        }
+
+        db->max_size = db->storage.part->len;
+#endif /* FDB_USING_FAL_MODE */
+    }
+
+    /* must align with sector size */
+    FDB_ASSERT(db->max_size % db->sec_size == 0);
+    /* must have more than or equal 2 sector */
+    FDB_ASSERT(db->max_size / db->sec_size >= 2);
+
+    return FDB_NO_ERR;
+}
+
+void _fdb_init_finish(fdb_db_t db, fdb_err_t result)
+{
+    static bool log_is_show = false;
+    if (result == FDB_NO_ERR) {
+        db->init_ok = true;
+        if (!log_is_show) {
+            FDB_INFO("FlashDB V%s is initialize success.", FDB_SW_VERSION);
+            FDB_INFO("You can get the latest version on https://github.com/armink/FlashDB .");
+            log_is_show = true;
+        }
+    } else if (!db->not_formatable) {
+        FDB_INFO("Error: %s (%s) is initialize fail (%d).\n", db->type == FDB_DB_TYPE_KV ? "KVDB" : "TSDB",
+                db->name, (int)result);
+    }
+}
+
+void _fdb_deinit(fdb_db_t db)
+{
+    FDB_ASSERT(db);
+
+    if (db->init_ok) {
+#ifdef FDB_USING_FILE_MODE
+#ifdef FDB_USING_FILE_POSIX_MODE
+        if (db->cur_file > 0) {
+#if !defined(_MSC_VER)
+#include <unistd.h>
+#endif
+            close(db->cur_file);
+        }
+#else
+        if (db->cur_file != 0) {
+            fclose(db->cur_file);
+        }
+#endif /* FDB_USING_FILE_POSIX_MODE */
+#endif /* FDB_USING_FILE_MODE */
+    }
+
+    db->init_ok = false;
+}