include/sysdep.h
author Edouard Tisserant
Thu, 24 Jan 2019 13:53:01 +0100
changeset 808 de1fc3261f21
parent 200 930be51ddc24
permissions -rw-r--r--
Adding -fPIC isn't necessary of xeno-config is set correctly. Backed out changeset b9f1fcda7d30
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#ifndef __sysdep_h__
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#define __sysdep_h__
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#include "config.h"
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#ifdef CANOPEN_BIG_ENDIAN
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/* Warning: the argument must not update pointers, e.g. *p++ */
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#define UNS16_LE(v)  ((((UNS16)(v) & 0xff00) >> 8) | \
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		      (((UNS16)(v) & 0x00ff) << 8))
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#define UNS32_LE(v)  ((((UNS32)(v) & 0xff000000) >> 24) |	\
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		      (((UNS32)(v) & 0x00ff0000) >> 8)  |	\
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		      (((UNS32)(v) & 0x0000ff00) << 8)  |	\
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		      (((UNS32)(v) & 0x000000ff) << 24))
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#else
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#define UNS16_LE(v)  (v)
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#define UNS32_LE(v)  (v)
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#endif
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#endif /* __sysdep_h__ */
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