From 2584490afa95adab138c811f9b8d2918fb3d53ff Mon Sep 17 00:00:00 2001
From: Alexandre Paillier <alexandre.paillier@ledger.fr>
Date: Tue, 29 Mar 2022 18:29:36 +0200
Subject: [PATCH] Added array size macro

---
 src_features/signMessageEIP712/eip712.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src_features/signMessageEIP712/eip712.h b/src_features/signMessageEIP712/eip712.h
index 6d51647..b25790f 100644
--- a/src_features/signMessageEIP712/eip712.h
+++ b/src_features/signMessageEIP712/eip712.h
@@ -59,6 +59,8 @@ typedef enum
 
 #define KECCAK256_HASH_LENGTH   32
 
+#define ARRAY_SIZE(a)   (sizeof(a) / sizeof(a[0]))
+
 typedef struct
 {
     uint16_t    length;