From d340d2f57dc0d414ea66b1b556caaf8c98b1e967 Mon Sep 17 00:00:00 2001
From: Marcus Comstedt <marcus@mc.pp.se>
Date: Wed, 22 Sep 2010 22:16:54 +0200
Subject: [PATCH] adb: Improved detection of big endian architecture

Instead of testing for the (compiler specific) define
__ppc__ explicitly, use the define HAVE_BIG_ENDIAN provided by
AndroidConfig.h.  That way, it should work on all big endian
systems.

Change-Id: Ic4d62afcefce4c8ad5716178ebfcb2b055ac73ce
---
 adb/file_sync_service.h | 2 +-
 adb/transport_local.c   | 6 +++---
 adb/transport_usb.c     | 3 +--
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/adb/file_sync_service.h b/adb/file_sync_service.h
index 11ea06b1f..e402e0682 100644
--- a/adb/file_sync_service.h
+++ b/adb/file_sync_service.h
@@ -17,7 +17,7 @@
 #ifndef _FILE_SYNC_SERVICE_H_
 #define _FILE_SYNC_SERVICE_H_
 
-#ifdef __ppc__
+#ifdef HAVE_BIG_ENDIAN
 static inline unsigned __swap_uint32(unsigned x) 
 {
     return (((x) & 0xFF000000) >> 24)
diff --git a/adb/transport_local.c b/adb/transport_local.c
index 8dfc98dfd..4431ba7bc 100644
--- a/adb/transport_local.c
+++ b/adb/transport_local.c
@@ -25,7 +25,7 @@
 #define  TRACE_TAG  TRACE_TRANSPORT
 #include "adb.h"
 
-#ifdef __ppc__
+#ifdef HAVE_BIG_ENDIAN
 #define H4(x)	(((x) & 0xFF000000) >> 24) | (((x) & 0x00FF0000) >> 8) | (((x) & 0x0000FF00) << 8) | (((x) & 0x000000FF) << 24)
 static inline void fix_endians(apacket *p)
 {
@@ -61,7 +61,7 @@ static int remote_read(apacket *p, atransport *t)
 
     fix_endians(p);
 
-#if 0 && defined __ppc__
+#if 0 && defined HAVE_BIG_ENDIAN
     D("read remote packet: %04x arg0=%0x arg1=%0x data_length=%0x data_check=%0x magic=%0x\n",
       p->msg.command, p->msg.arg0, p->msg.arg1, p->msg.data_length, p->msg.data_check, p->msg.magic);
 #endif
@@ -89,7 +89,7 @@ static int remote_write(apacket *p, atransport *t)
 
     fix_endians(p);
 
-#if 0 && defined __ppc__
+#if 0 && defined HAVE_BIG_ENDIAN
     D("write remote packet: %04x arg0=%0x arg1=%0x data_length=%0x data_check=%0x magic=%0x\n",
       p->msg.command, p->msg.arg0, p->msg.arg1, p->msg.data_length, p->msg.data_check, p->msg.magic);
 #endif
diff --git a/adb/transport_usb.c b/adb/transport_usb.c
index 258416353..ee6b637b5 100644
--- a/adb/transport_usb.c
+++ b/adb/transport_usb.c
@@ -27,8 +27,7 @@
 #include "usb_vendors.h"
 #endif
 
-/* XXX better define? */
-#ifdef __ppc__
+#ifdef HAVE_BIG_ENDIAN
 #define H4(x)	(((x) & 0xFF000000) >> 24) | (((x) & 0x00FF0000) >> 8) | (((x) & 0x0000FF00) << 8) | (((x) & 0x000000FF) << 24)
 static inline void fix_endians(apacket *p)
 {