From 5cd9a218ba5191435e0dbf47051c6d81f1a39925 Mon Sep 17 00:00:00 2001
From: Dmitry Belyavskiy <beldmit@gmail.com>
Date: Fri, 18 Sep 2020 11:18:10 +0300
Subject: [PATCH] Endianess bugfix

(cherry picked from commit f1f47c6c7710291157aa863768d9048aaeaa9530)
---
 gost_keyexpimp.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gost_keyexpimp.c b/gost_keyexpimp.c
index 1f2c0aa..02eac5d 100644
--- a/gost_keyexpimp.c
+++ b/gost_keyexpimp.c
@@ -13,6 +13,7 @@
 #include <string.h>
 #include <openssl/evp.h>
 #include <openssl/hmac.h>
+#include <openssl/buffer.h>
 
 #include "gost_lcl.h"
 #include "e_gost_err.h"
@@ -267,7 +268,11 @@ int gost_tlstree(int cipher_nid, const unsigned char *in, unsigned char *out,
     default:
         return 0;
     }
+#ifndef L_ENDIAN
+    BUF_reverse(&seq, tlsseq, 8);
+#else
     memcpy(&seq, tlsseq, 8);
+#endif
     seed1 = seq & c1;
     seed2 = seq & c2;
     seed3 = seq & c3;
-- 
2.39.5