From 63cd646817ecc6d0730034b5f0abc622b59aa3f3 Mon Sep 17 00:00:00 2001
From: Vincent Hanquez <vincent@snarc.org>
Date: Fri, 1 Aug 2014 04:43:18 -0700
Subject: [PATCH] add array_xor32 to copy+xor an array of 32 bits values.

---
 cbits/cryptonite_bitfn.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/cbits/cryptonite_bitfn.h b/cbits/cryptonite_bitfn.h
index 2ed5b5e..defad22 100644
--- a/cbits/cryptonite_bitfn.h
+++ b/cbits/cryptonite_bitfn.h
@@ -151,6 +151,13 @@ static inline void array_copy32(uint32_t *d, uint32_t *s, uint32_t nb)
 }
 #endif
 
+#ifndef ARCH_HAS_ARRAY_XOR32
+static inline void array_xor32(uint32_t *d, uint32_t *s, uint32_t nb)
+{
+	while (nb--) *d++ ^= *s++;
+}
+#endif
+
 #ifndef ARCH_HAS_ARRAY_COPY64
 static inline void array_copy64(uint64_t *d, uint64_t *s, uint32_t nb)
 {