From fd31def094d2fef399fca55eb45a17216493115c Mon Sep 17 00:00:00 2001
From: Alexandre Paillier <alexandre.paillier@ledger.fr>
Date: Mon, 2 May 2022 15:35:31 +0200
Subject: [PATCH] Update app context wrapping

---
 src_features/signMessageEIP712/hash_wrap.c | 33 ----------------------
 src_features/signMessageEIP712/hash_wrap.h | 17 -----------
 src_features/signMessageEIP712/type_hash.c |  2 +-
 3 files changed, 1 insertion(+), 51 deletions(-)
 delete mode 100644 src_features/signMessageEIP712/hash_wrap.c
 delete mode 100644 src_features/signMessageEIP712/hash_wrap.h

diff --git a/src_features/signMessageEIP712/hash_wrap.c b/src_features/signMessageEIP712/hash_wrap.c
deleted file mode 100644
index be54c26..0000000
--- a/src_features/signMessageEIP712/hash_wrap.c
+++ /dev/null
@@ -1,33 +0,0 @@
-#include <stdint.h>
-#include <string.h>
-#include "hash_wrap.h"
-
-cx_sha3_t   global_sha3;
-
-int cx_keccak_init(cx_hash_t *hash, size_t size)
-{
-    sha3_context    *ctx = (sha3_context*)hash;
-
-    (void)size;
-    sha3_Init256(ctx);
-    sha3_SetFlags(ctx, SHA3_FLAGS_KECCAK);
-    return 0;
-}
-
-int cx_hash(cx_hash_t *hash, int mode, const unsigned char *in,
-            unsigned int len, unsigned char *out, unsigned int out_len)
-{
-    sha3_context    *ctx = (sha3_context*)hash;
-    const uint8_t   *result;
-
-    sha3_Update(ctx, in, len);
-    if (mode == CX_LAST)
-    {
-        result = sha3_Finalize(ctx);
-        if (out != NULL)
-        {
-            memmove(out, result, out_len);
-        }
-    }
-    return out_len;
-}
diff --git a/src_features/signMessageEIP712/hash_wrap.h b/src_features/signMessageEIP712/hash_wrap.h
deleted file mode 100644
index 5910322..0000000
--- a/src_features/signMessageEIP712/hash_wrap.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef HASH_WRAP_H_
-#define HASH_WRAP_H_
-
-#include <stdlib.h>
-#include "sha3.h"
-
-#define CX_LAST 1
-
-typedef sha3_context cx_sha3_t;
-typedef struct {} cx_hash_t;
-
-extern cx_sha3_t   global_sha3;
-
-int cx_keccak_init(cx_hash_t *hash, size_t size);
-int cx_hash(cx_hash_t *hash, int mode, const unsigned char *in,
-            unsigned int len, unsigned char *out, unsigned int out_len);
-#endif // HASH_WRAP_H_
diff --git a/src_features/signMessageEIP712/type_hash.c b/src_features/signMessageEIP712/type_hash.c
index 3ccad3c..fdd46c7 100644
--- a/src_features/signMessageEIP712/type_hash.c
+++ b/src_features/signMessageEIP712/type_hash.c
@@ -4,7 +4,7 @@
 #include "mem.h"
 #include "encode_type.h"
 #include "type_hash.h"
-#include "hash_wrap.h"
+#include "shared_context.h"
 
 const uint8_t *type_hash(const void *const structs_array,
                          const char *const struct_name,