From 8a56c7a95e662862cfe78b834ccb091e95d5372f Mon Sep 17 00:00:00 2001
From: J08nY
Date: Mon, 25 Nov 2019 17:45:35 +0100
Subject: Add libtommath, HOST build, and a simple PRNG.

---
 pyecsca/codegen/hash/sha1.c | 2 ++
 pyecsca/codegen/hash/sha2.c | 2 ++
 2 files changed, 4 insertions(+)

(limited to 'pyecsca/codegen/hash')

diff --git a/pyecsca/codegen/hash/sha1.c b/pyecsca/codegen/hash/sha1.c
index 8ef9723..cf6ca3e 100644
--- a/pyecsca/codegen/hash/sha1.c
+++ b/pyecsca/codegen/hash/sha1.c
@@ -24,7 +24,9 @@
 #include <stdlib.h>
 #include "sha1.h"
 
+#ifndef LITTLE_ENDIAN
 #define LITTLE_ENDIAN
+#endif
 
 /********************************************************************************************************/
 
diff --git a/pyecsca/codegen/hash/sha2.c b/pyecsca/codegen/hash/sha2.c
index fb33650..d2ddf6f 100644
--- a/pyecsca/codegen/hash/sha2.c
+++ b/pyecsca/codegen/hash/sha2.c
@@ -49,7 +49,9 @@
 #define CH(x,y,z)  (((x)&(y)) ^ ((~(x))&(z)))
 #define MAJ(x,y,z) (((x)&(y)) ^ ((x)&(z)) ^ ((y)&(z)))
 
+#ifndef LITTLE_ENDIAN
 #define LITTLE_ENDIAN
+#endif
 
 #if HASH == HASH_SHA224 || HASH == HASH_SHA256
     #define SIGMA_0(x) (rotr32((x), 2) ^ rotr32((x),13) ^ rotl32((x),10))
-- 
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