From 82bf7f585821b3e2ce15cc15525df456a7281b18 Mon Sep 17 00:00:00 2001
From: DRC <information@libjpeg-turbo.org>
Date: Thu, 1 Dec 2016 18:23:32 -0600
Subject: [PATCH] Fix md5cmp on AmigaOS 4 (PowerPC big-endian)

+ Document AmigaOS support in the change log.

Based on:
https://github.com/chris-y/libjpeg-turbo/commit/b4f3b757970cd9dd448af9d2713b6bcdd9929147

Closes #119
---
 ChangeLog.md | 3 +++
 md5/md5.c    | 9 +++++++++
 2 files changed, 12 insertions(+)

diff --git a/ChangeLog.md b/ChangeLog.md
index 75bb04039..2740c8186 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -13,6 +13,9 @@ code in libjpeg-turbo from building.
 version of TJBench from outputting any reference images (the `-nowrite` switch
 was accidentally enabled by default.)
 
+4. libjpeg-turbo should now build and run on AmigaOS 4 (with full AltiVec
+SIMD acceleration.)
+
 
 1.5.1
 =====
diff --git a/md5/md5.c b/md5/md5.c
index 087f4b02a..4b5ba5ecb 100644
--- a/md5/md5.c
+++ b/md5/md5.c
@@ -31,6 +31,15 @@
 
 #include "./md5.h"
 
+#ifdef __amigaos4__
+#include <machine/endian.h>
+#define le32toh(x) (((x & 0xff) << 24) | \
+                    ((x & 0xff00) << 8) | \
+                    ((x & 0xff0000) >> 8) | \
+                    ((x & 0xff000000) >> 24))
+#define htole32(x) le32toh(x)
+#endif
+
 static void MD5Transform(unsigned int [4], const unsigned char [64]);
 
 #if (BYTE_ORDER == LITTLE_ENDIAN)