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Inet implementations assume BYTE_ORDER is defined. make sure that it is #26460

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merged 4 commits into from
May 10, 2023
Merged

Inet implementations assume BYTE_ORDER is defined. make sure that it is #26460

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457b72d
BYTE_ORDER must be defined in the project
jmartinez-silabs May 9, 2023
58d9277
fix typo
jmartinez-silabs May 9, 2023
7d09a84
Remove BYTE_ORDER from the file. Only use __BYTE_ORDER__ and relative…
jmartinez-silabs May 10, 2023
114800e
Apply suggestions from code review
jmartinez-silabs May 10, 2023
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29 changes: 28 additions & 1 deletion src/inet/arpa-inet-compatibility.h
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Original file line number Diff line number Diff line change
Expand Up @@ -23,13 +23,20 @@
#if CHIP_SYSTEM_CONFIG_USE_SOCKETS
#include <arpa/inet.h>

#ifndef BYTE_ORDER
#error Endianness not defined
#endif

#else // !CHIP_SYSTEM_CONFIG_USE_SOCKETS

#if CHIP_SYSTEM_CONFIG_USE_LWIP

#include <lwip/def.h>
#include <lwip/opt.h>

#ifndef BYTE_ORDER
#error Endianness not defined
#endif

#if defined(LWIP_DONT_PROVIDE_BYTEORDER_FUNCTIONS)
#ifndef htons
#define htons(x) lwip_htons(x)
Expand All @@ -49,6 +56,26 @@

#if CHIP_SYSTEM_CONFIG_USE_OPEN_THREAD_ENDPOINT

#ifndef BYTE_ORDER
#if defined(__LITTLE_ENDIAN__)
#define BYTE_ORDER LITTLE_ENDIAN
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#elif defined(__BIG_ENDIAN__)
#define BYTE_ORDER BIG_ENDIAN
#elif defined(__BYTE_ORDER__)
#define BYTE_ORDER __BYTE_ORDER__
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#else
#error Endianness not defined is not defined
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#endif
#endif // BYTE_ORDER

#ifndef BIG_ENDIAN
#define BIG_ENDIAN __ORDER_BIG_ENDIAN__
#endif

#ifndef LITTLE_ENDIAN
#define LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__
#endif

#if BYTE_ORDER == BIG_ENDIAN
#ifndef htons
#define htons(x) (x)
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