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add math library runtime settings check

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This commit is contained in:
Todd A Ouska
2011-08-29 10:39:40 -07:00
parent d2de4875fe
commit d0193ba8eb
4 changed files with 40 additions and 0 deletions
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cyassl/ctaocrypt/types.h
+24
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@@ -190,6 +190,30 @@ enum {
};
/* settings detection for compile vs runtime math incombatibilities */
enum {
#if !defined(USE_FAST_MATH) && !defined(SIZEOF_LONG) && !defined(SIZEOF_LONG_LONG)
CTC_SETTINGS = 0x0
#elif !defined(USE_FAST_MATH) && defined(SIZEOF_LONG)
CTC_SETTINGS = 0x1
#elif !defined(USE_FAST_MATH) && defined(SIZEOF_LONG_LONG)
CTC_SETTINGS = 0x2
#elif defined(USE_FAST_MATH) && !defined(SIZEOF_LONG) && !defined(SIZEOF_LONG_LONG)
CTC_SETTINGS = 0x4
#elif defined(USE_FAST_MATH) && defined(SIZEOF_LONG)
CTC_SETTINGS = 0x8
#elif defined(USE_FAST_MATH) && defined(SIZEOF_LONG_LONG)
CTC_SETTINGS = 0x10
#endif
};
CYASSL_API word32 CheckRunTimeSettings(void);
#define CheckCtcSettings() (CTC_SETTINGS == CheckRunTimeSettings())
#ifdef __cplusplus
} /* extern "C" */
#endif