--- /dev/null
+#ifndef STORAGE_H
+#define STORAGE_H
+
+#include <stdbool.h>
+
+struct config;
+
+struct config_storage {
+ int (*load)(struct config_storage *st, struct config *config);
+};
+
+struct config_storage *create_powerpc_nvram_storage(void *ctx);
+struct config_storage *create_test_storage(void *ctx);
+struct config_storage *create_null_storage(void *ctx);
+
+#endif /* STORAGE_H */
+