From 663376e385c315520e9c1f0105afb7aa1e61a58e Mon Sep 17 00:00:00 2001
From: Adam Ierymenko <adam.ierymenko@gmail.com>
Date: Thu, 8 Aug 2019 08:42:27 -0500
Subject: [PATCH] cleanup

---
 node/SHA512.cpp | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/node/SHA512.cpp b/node/SHA512.cpp
index 552621439..e79efc674 100644
--- a/node/SHA512.cpp
+++ b/node/SHA512.cpp
@@ -18,7 +18,6 @@ Public domain.
 #include <CommonCrypto/CommonDigest.h>
 #define ZT_HAVE_NATIVE_SHA512
 namespace ZeroTier {
-
 void SHA512(void *digest,const void *data,unsigned int len)
 {
 	CC_SHA512_CTX ctx;
@@ -26,7 +25,6 @@ void SHA512(void *digest,const void *data,unsigned int len)
 	CC_SHA512_Update(&ctx,data,len);
 	CC_SHA512_Final(reinterpret_cast<unsigned char *>(digest),&ctx);
 }
-
 void SHA384(void *digest,const void *data,unsigned int len)
 {
 	CC_SHA512_CTX ctx;
@@ -34,7 +32,6 @@ void SHA384(void *digest,const void *data,unsigned int len)
 	CC_SHA384_Update(&ctx,data,len);
 	CC_SHA384_Final(reinterpret_cast<unsigned char *>(digest),&ctx);
 }
-
 }
 #endif
 
@@ -42,7 +39,6 @@ void SHA384(void *digest,const void *data,unsigned int len)
 #include <openssl/sha.h>
 #define ZT_HAVE_NATIVE_SHA512
 namespace ZeroTier {
-
 void SHA512(void *digest,const void *data,unsigned int len)
 {
 	SHA512_CTX ctx;
@@ -50,7 +46,6 @@ void SHA512(void *digest,const void *data,unsigned int len)
 	SHA512_Update(&ctx,data,len);
 	SHA512_Final(reinterpret_cast<unsigned char *>(digest),&ctx);
 }
-
 void SHA384(void *digest,const void *data,unsigned int len)
 {
 	SHA512_CTX ctx;
@@ -58,10 +53,10 @@ void SHA384(void *digest,const void *data,unsigned int len)
 	SHA384_Update(&ctx,data,len);
 	SHA384_Final(reinterpret_cast<unsigned char *>(digest),&ctx);
 }
-
 }
 #endif
 
+// If a platform-native SHA512 isn't available we use this 64-bit C version.
 #ifndef ZT_HAVE_NATIVE_SHA512
 
 namespace ZeroTier {