From afa00abb2b68205bee539d7947130d6b1b1ec6e9 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Thu, 1 Apr 2021 19:39:14 +0200
Subject: Hardened entire system

By using the nonnull attribute and replace buffer-overflow-prone
functions like strcpy, strcat and sprintf by strlcpy, strlcat and
snprintf.
---
 libs/libc/inc/crypto.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'libs/libc/inc/crypto.h')

diff --git a/libs/libc/inc/crypto.h b/libs/libc/inc/crypto.h
index bbe8d7e..16cdf86 100644
--- a/libs/libc/inc/crypto.h
+++ b/libs/libc/inc/crypto.h
@@ -5,7 +5,7 @@
 
 #include <def.h>
 
-void md5(const void *initial_msg, u32 initial_len, u8 digest[16]);
-u32 crc32(u32 crc, const void *buf, u32 size);
+void md5(const void *initial_msg, u32 initial_len, u8 digest[16]) NONNULL;
+u32 crc32(u32 crc, const void *buf, u32 size) NONNULL;
 
 #endif
-- 
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