From cd62591ade98d19e20c38c7492210a3d57b60f4b Mon Sep 17 00:00:00 2001
From: lucaderi <deri@ntop.org>
Date: Mon, 8 Jun 2020 00:01:28 +0200
Subject: [PATCH] CentOS6 fixes

---
 Makefile.in       | 2 +-
 tools/Makefile.in | 2 +-
 transform_speck.c | 4 +++-
 3 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/Makefile.in b/Makefile.in
index e4fed52..e27686b 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -7,7 +7,7 @@ GIT_COMMITS=@GIT_COMMITS@
 
 CC?=gcc
 DEBUG?=-g3
-OPTIMIZATION?=-O3 -march=native
+OPTIMIZATION?=-O3 #-march=native
 WARN?=-Wall
 
 #Ultrasparc64 users experiencing SIGBUS should try the following gcc options
diff --git a/tools/Makefile.in b/tools/Makefile.in
index ff7fe6d..7df143c 100644
--- a/tools/Makefile.in
+++ b/tools/Makefile.in
@@ -1,6 +1,6 @@
 CC?=gcc
 DEBUG?=-g3
-OPTIMIZATION?=-O2 -march=native
+OPTIMIZATION?=-O2 #-march=native
 WARN?=-Wall
 
 INSTALL=install
diff --git a/transform_speck.c b/transform_speck.c
index e7c0c63..9e00e77 100644
--- a/transform_speck.c
+++ b/transform_speck.c
@@ -54,7 +54,9 @@ static int transop_deinit_speck(n2n_trans_op_t *arg) {
 static void set_speck_iv(transop_speck_t *priv, n2n_speck_ivec_t ivec) {
   // keep in mind the following condition: N2N_SPECK_IVEC_SIZE % sizeof(rand_value) == 0 !
   uint32_t rand_value;
-  for (uint8_t i = 0; i < N2N_SPECK_IVEC_SIZE; i += sizeof(rand_value)) {
+  uint8_t i;
+
+  for (i = 0; i < N2N_SPECK_IVEC_SIZE; i += sizeof(rand_value)) {
     rand_value = rand(); // CONCERN: rand() is not considered cryptographicly secure, REPLACE later
     memcpy(ivec + i, &rand_value, sizeof(rand_value));
   }