From: Dmitry Belyavskiy <beldmit@gmail.com>
Date: Fri, 18 Sep 2020 08:18:10 +0000 (+0300)
Subject: Endianess bugfix
X-Git-Url: http://wagner.pp.ru/gitweb/?a=commitdiff_plain;h=fc2f9624c3ae1319eb57ba0920f4ffd7069088c8;p=openssl-gost%2Fengine.git

Endianess bugfix

(cherry picked from commit f1f47c6c7710291157aa863768d9048aaeaa9530)
---

diff --git a/gost_keyexpimp.c b/gost_keyexpimp.c
index e0961ff..3979b10 100644
--- a/gost_keyexpimp.c
+++ b/gost_keyexpimp.c
@@ -6,6 +6,7 @@
 #include <string.h>
 #include <openssl/evp.h>
 #include <openssl/hmac.h>
+#include <openssl/buffer.h>
 
 #include "gost_lcl.h"
 #include "e_gost_err.h"
@@ -260,7 +261,11 @@ 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;