From 3be9e1d197197bd6150bf9d18a4013500b1af046 Mon Sep 17 00:00:00 2001
From: Alexandre Paillier <alexandre.paillier@ledger.fr>
Date: Mon, 25 Mar 2024 18:16:23 +0100
Subject: [PATCH] Changed how EIP-712 array progression is counted

---
 src_features/signMessageEIP712/path.c | 5 +++--
 src_features/signMessageEIP712/path.h | 1 +
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src_features/signMessageEIP712/path.c b/src_features/signMessageEIP712/path.c
index 4381280..cf0f1e5 100644
--- a/src_features/signMessageEIP712/path.c
+++ b/src_features/signMessageEIP712/path.c
@@ -255,6 +255,7 @@ static bool array_depth_list_push(uint8_t path_idx, uint8_t size) {
     arr = &path_struct->array_depths[path_struct->array_depth_count];
     arr->path_index = path_idx;
     arr->size = size;
+    arr->index = 0;
     path_struct->array_depth_count += 1;
     return true;
 }
@@ -559,8 +560,8 @@ static bool path_advance_in_array(void) {
 
         if ((path_struct->array_depth_count > 0) &&
             (arr_depth->path_index == (path_struct->depth_count - 1))) {
-            if (arr_depth->size > 0) arr_depth->size -= 1;
-            if (arr_depth->size == 0) {
+            arr_depth->index += 1;
+            if (arr_depth->index == arr_depth->size) {
                 array_depth_list_pop();
                 end_reached = true;
             } else {
diff --git a/src_features/signMessageEIP712/path.h b/src_features/signMessageEIP712/path.h
index b7a31cb..2181561 100644
--- a/src_features/signMessageEIP712/path.h
+++ b/src_features/signMessageEIP712/path.h
@@ -12,6 +12,7 @@
 typedef struct {
     uint8_t path_index;
     uint8_t size;
+    uint8_t index;
 } s_array_depth;
 
 typedef enum { ROOT_DOMAIN, ROOT_MESSAGE } e_root_type;