/* SPDX-License-Identifier: LGPL-2.1+ */
#pragma once
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
-***/
-
#include <alloca.h>
#include <stddef.h>
#include <stdlib.h>
#define new0(t, n) ((t*) calloc((n), sizeof(t)))
-#define newa(t, n) ((t*) alloca(sizeof(t)*(n)))
+#define newa(t, n) \
+ ({ \
+ assert(!size_multiply_overflow(sizeof(t), n)); \
+ (t*) alloca(sizeof(t)*(n)); \
+ })
-#define newa0(t, n) ((t*) alloca0(sizeof(t)*(n)))
+#define newa0(t, n) \
+ ({ \
+ assert(!size_multiply_overflow(sizeof(t), n)); \
+ (t*) alloca0(sizeof(t)*(n)); \
+ })
#define newdup(t, p, n) ((t*) memdup_multiply(p, sizeof(t), (n)))