From fbc8b7a8cbf49845d8fe35ffa6e66bb2638437aa Mon Sep 17 00:00:00 2001
From: Viktor Dukhovni <viktor@twosigma.com>
Date: Thu, 12 Apr 2018 23:20:52 -0400
Subject: [PATCH] Include <intrin.h> for hardware SHA on Windows

Fixes failure to build under Windows with Visual Studio 14.
---
 sshsh256.c | 4 ++++
 sshsha.c   | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/sshsh256.c b/sshsh256.c
index eefff7cf..9ffbc03b 100644
--- a/sshsh256.c
+++ b/sshsh256.c
@@ -413,6 +413,10 @@ int main(void) {
 
 #ifdef COMPILER_SUPPORTS_SHA_NI
 
+#if defined _MSC_VER && defined _M_AMD64
+# include <intrin.h>
+#endif
+
 /*
  * Set target architecture for Clang and GCC
  */
diff --git a/sshsha.c b/sshsha.c
index c3ad9574..011ad8c2 100644
--- a/sshsha.c
+++ b/sshsha.c
@@ -470,6 +470,10 @@ const struct ssh_mac ssh_hmac_sha1_96_buggy = {
 
 #ifdef COMPILER_SUPPORTS_SHA_NI
 
+#if defined _MSC_VER && defined _M_AMD64
+# include <intrin.h>
+#endif
+
 /*
  * Set target architecture for Clang and GCC
  */