From 0f37987c0df7fcc19df8d1f68bdab0e72bae6301 Mon Sep 17 00:00:00 2001
From: kichik <kichik@212acab6-be3b-0410-9dea-997c60f758d6>
Date: Thu, 30 Sep 2004 18:49:03 +0000
Subject: [PATCH] added endian macros

git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@3681 212acab6-be3b-0410-9dea-997c60f758d6
---
 Source/util.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Source/util.h b/Source/util.h
index 970345c3..6e678f61 100644
--- a/Source/util.h
+++ b/Source/util.h
@@ -31,6 +31,17 @@ int WCStrLen(const WCHAR* szwStr);
 
 size_t my_strftime(char *s, size_t max, const char  *fmt, const struct tm *tm);
 
+#ifndef __BIG_ENDIAN__
+# define FIX_ENDIAN_INT32_INPLACE(x) (x)
+#else
+# define FIX_ENDIAN_INT32_INPLACE(x) ((x) = SWAP_ENDIAN_INT32(x))
+#endif
+#define SWAP_ENDIAN_INT32(x) ( \
+  (((x)&0xFF000000) >> 24) | \
+  (((x)&0x00FF0000) >>  8) | \
+  (((x)&0x0000FF00) <<  8) | \
+  (((x)&0x000000FF) << 24) )
+
 #ifndef _WIN32
 char *CharPrev(const char *s, const char *p);
 char *CharNext(const char *s);