From 0de847bb4832c201233c87fa37867b9d89f0e8c8 Mon Sep 17 00:00:00 2001
From: BobTheBob <32057864+BobTheBob9@users.noreply.github.com>
Date: Fri, 27 May 2022 01:13:14 +0100
Subject: rename project folder (:tf: commit log)

---
 NorthstarDLL/include/internal/endian.h | 51 ++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 NorthstarDLL/include/internal/endian.h

(limited to 'NorthstarDLL/include/internal/endian.h')

diff --git a/NorthstarDLL/include/internal/endian.h b/NorthstarDLL/include/internal/endian.h
new file mode 100644
index 00000000..8b34e03e
--- /dev/null
+++ b/NorthstarDLL/include/internal/endian.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#ifndef OSSL_INTERNAL_ENDIAN_H
+# define OSSL_INTERNAL_ENDIAN_H
+# pragma once
+
+/*
+ * IS_LITTLE_ENDIAN and IS_BIG_ENDIAN can be used to detect the endiannes
+ * at compile time. To use it, DECLARE_IS_ENDIAN must be used to declare
+ * a variable.
+ *
+ * L_ENDIAN and B_ENDIAN can be used at preprocessor time. They can be set
+ * in the configarion using the lib_cppflags variable. If neither is
+ * set, it will fall back to code works with either endianness.
+ */
+
+# if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__)
+#  define DECLARE_IS_ENDIAN const int ossl_is_little_endian = __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+#  define IS_LITTLE_ENDIAN (ossl_is_little_endian)
+#  define IS_BIG_ENDIAN (!ossl_is_little_endian)
+#  if defined(L_ENDIAN) && (__BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__)
+#   error "L_ENDIAN defined on a big endian machine"
+#  endif
+#  if defined(B_ENDIAN) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
+#   error "B_ENDIAN defined on a little endian machine"
+#  endif
+#  if !defined(L_ENDIAN) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
+#   define L_ENDIAN
+#  endif
+#  if !defined(B_ENDIAN) && (__BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__)
+#   define B_ENDIAN
+#  endif
+# else
+#  define DECLARE_IS_ENDIAN \
+    const union { \
+        long one; \
+        char little; \
+    } ossl_is_endian = { 1 }
+
+#  define IS_LITTLE_ENDIAN (ossl_is_endian.little != 0)
+#  define IS_BIG_ENDIAN    (ossl_is_endian.little == 0)
+# endif
+
+#endif
-- 
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