Mercurial > dropbear
view dbhelpers.c @ 1804:f0cd000f3bca
Prevent multiple shells being spawned
Existing shells would be leaked.
The old check only caught multiple commands, not shells.
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Sat, 06 Mar 2021 23:06:43 +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 }