Enable explicit_bzero() on OpenBSD
Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
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1 changed files with 4 additions and 3 deletions
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@ -20,9 +20,10 @@
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/*
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* Ensure gmtime_r is available even with -std=c99; must be defined before
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* mbedtls_config.h, which pulls in glibc's features.h. Harmless on other platforms.
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* mbedtls_config.h, which pulls in glibc's features.h. Harmless on other platforms
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* except OpenBSD, where it stops us accessing explicit_bzero.
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*/
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#if !defined(_POSIX_C_SOURCE)
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#if !defined(_POSIX_C_SOURCE) && !defined(__OpenBSD__)
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#define _POSIX_C_SOURCE 200112L
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#endif
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@ -51,7 +52,7 @@
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// Detect platforms known to support explicit_bzero()
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#if defined(__GLIBC__) && (__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 25)
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#define MBEDTLS_PLATFORM_HAS_EXPLICIT_BZERO 1
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#elif defined(__FreeBSD__) && (__FreeBSD_version >= 1100037)
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#elif (defined(__FreeBSD__) && (__FreeBSD_version >= 1100037)) || defined(__OpenBSD__)
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#define MBEDTLS_PLATFORM_HAS_EXPLICIT_BZERO 1
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#endif
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