+XBT_PUBLIC(size_t) simcall_file_get_size(smx_file_t fd);
+XBT_PUBLIC(xbt_dynar_t) simcall_file_get_info(smx_file_t fd);
+
+/***************************** Storage **********************************/
+XBT_PUBLIC(size_t) simcall_storage_get_free_size (const char* name);
+XBT_PUBLIC(size_t) simcall_storage_get_used_size (const char* name);
+XBT_PUBLIC(xbt_dict_t) simcall_storage_get_properties(smx_storage_t storage);
+XBT_PUBLIC(void*) SIMIX_storage_get_data(smx_storage_t storage);
+XBT_PUBLIC(void) SIMIX_storage_set_data(smx_storage_t storage, void *data);
+XBT_PUBLIC(xbt_dict_t) SIMIX_storage_get_content(smx_storage_t storage);
+XBT_PUBLIC(xbt_dict_t) simcall_storage_get_content(smx_storage_t storage);
+XBT_PUBLIC(const char*) SIMIX_storage_get_name(smx_host_t host);