From ea76b6988ccafaa6a4d4ed90f2489d0e49e1f180 Mon Sep 17 00:00:00 2001
From: Benjamin Barenblat <bbaren@mit.edu>
Date: Sat, 5 Sep 2015 09:32:30 -0400
Subject: Imported Upstream version 0.40.24

---
 g_src/endian.h | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100755 g_src/endian.h

(limited to 'g_src/endian.h')

diff --git a/g_src/endian.h b/g_src/endian.h
new file mode 100755
index 0000000..b56dee4
--- /dev/null
+++ b/g_src/endian.h
@@ -0,0 +1,42 @@
+#ifndef ENDIAN_H
+#define ENDIAN_H
+
+inline unsigned short byteswap(unsigned short x)
+{
+#if defined(__ppc__) || defined(__ppc64__)
+       return (x << 8 | x >> 8);
+#else
+       return x;
+#endif
+}
+
+inline unsigned long byteswap(unsigned long x)
+{
+#if defined(__ppc__) || defined(__ppc64__)
+       return
+               ( (x << 24) & 0xFF000000) |
+               ( (x <<  8) & 0x00FF0000) |
+               ( (x >>  8) & 0x0000FF00) |
+               ( (x >> 24) & 0x000000FF) ;
+#else
+       return x;
+#endif
+}
+
+inline unsigned int byteswap(unsigned int x)
+{
+#if defined(__ppc__) || defined(__ppc64__)
+       return
+               ( (x << 24) & 0xFF000000) |
+               ( (x <<  8) & 0x00FF0000) |
+               ( (x >>  8) & 0x0000FF00) |
+               ( (x >> 24) & 0x000000FF) ;
+#else
+       return x;
+#endif
+}
+
+inline short byteswap(short x) { return byteswap( (unsigned short) x ); }
+inline long byteswap(long x) { return byteswap( (unsigned long) x ); }
+inline int byteswap(int x) { return byteswap( (unsigned int) x ); }
+#endif
-- 
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