missing files

src/kernel/database.c

@@ -0,0 +1,28 @@
+#include "config.h"
+#include "database.h"
+#include "db/driver.h"
+
+void swapdb_open(void)
+{
+    const char *dbname;
+    dbname = config_get("game.dbswap");
+    db_driver_open(DB_SWAP, dbname);
+}
+
+void swapdb_close(void)
+{
+    db_driver_close(DB_SWAP);
+}
+
+dbstring_id db_string_save(const char *s) {
+    (void)s;
+    return 0;
+}
+
+dbstring_id dbstring_save(const char *s) {
+    return db_driver_string_save(s);
+}
+
+const char *dbstring_load(dbstring_id id, size_t *size) {
+    return db_driver_string_load(id, size);
+}

src/kernel/database.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#include <stddef.h>
+
+typedef unsigned int dbstring_id;
+
+void swapdb_open(void);
+void swapdb_close(void);
+
+dbstring_id dbstring_save(const char *s);
+const char *dbstring_load(dbstring_id id, size_t *size);