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Add REVERSED bitfield definition for big endian processors #170 #171

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9 changes: 8 additions & 1 deletion MQTTPacket/src/MQTTConnect.h
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*******************************************************************************
* Copyright (c) 2014, 2017 IBM Corp.
* Copyright (c) 2014, 2019 IBM Corp.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
Expand Down Expand Up @@ -37,6 +37,13 @@ enum connack_return_codes
#define DLLExport
#endif

#if defined(__linux__)
#include <endian.h>
#if __BYTE_ORDER == __BIG_ENDIAN
#define REVERSED 1
#endif
#endif


typedef union
{
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11 changes: 10 additions & 1 deletion MQTTPacket/src/MQTTPacket.h
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
/*******************************************************************************
* Copyright (c) 2014 IBM Corp.
* Copyright (c) 2014, 2019 IBM Corp.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
Expand All @@ -13,6 +13,7 @@
* Contributors:
* Ian Craggs - initial API and implementation and/or initial documentation
* Xiang Rong - 442039 Add makefile to Embedded C client
* Ian Craggs - big endian Linux reversed definition
*******************************************************************************/

#ifndef MQTTPACKET_H_
Expand All @@ -33,6 +34,14 @@ extern "C" {
#define DLLExport
#endif

#if defined(__linux__)
#include <endian.h>
#if __BYTE_ORDER == __BIG_ENDIAN
#define REVERSED 1
#endif
#endif


enum errors
{
MQTTPACKET_BUFFER_TOO_SHORT = -2,
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