From beb170e4fb4a42cf3770a731f222a63f0bdfe0f3 Mon Sep 17 00:00:00 2001
From: Adam Ierymenko <adam.ierymenko@gmail.com>
Date: Tue, 13 Mar 2018 06:51:17 -0700
Subject: Use X64 ASM ed25519 signatures on Linux/x64, which are about 10X
 faster. Will matter a lot for network controllers, not so much for other
 things.

---
 node/SHA512.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'node/SHA512.cpp')

diff --git a/node/SHA512.cpp b/node/SHA512.cpp
index 589913d7..d3c938af 100644
--- a/node/SHA512.cpp
+++ b/node/SHA512.cpp
@@ -357,4 +357,11 @@ void SHA512::hash(void *digest,const void *data,unsigned int len)
 
 } // namespace ZeroTier
 
-#endif
+#endif // !ZT_HAVE_NATIVE_SHA512
+
+// Internally re-export to included C code, which includes some fast crypto code ported in on some platforms.
+// This eliminates the need to link against a third party SHA512() from this code
+extern "C" void ZT_sha512internal(void *digest,const void *data,unsigned int len)
+{
+	ZeroTier::SHA512::hash(digest,data,len);
+}
-- 
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