Mercurial > dropbear
view dbhelpers.c @ 1798:8dc43b30c6bf
Define _GNU_SOURCE properly, other header fixes
This lets -std=c89 build for gcc 8.4.0
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Thu, 04 Mar 2021 21:03:02 +0800 |
parents | e75dab5bec71 |
children |
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#include "dbhelpers.h" #include "includes.h" /* Erase data */ void m_burn(void *data, unsigned int len) { #if defined(HAVE_MEMSET_S) memset_s(data, len, 0x0, len); #elif defined(HAVE_EXPLICIT_BZERO) explicit_bzero(data, len); #else /* This must be volatile to avoid compiler optimisation */ volatile void *p = data; memset((void*)p, 0x0, len); #endif }