Mercurial > dropbear
view dbhelpers.c @ 1294:56aba7dedbea
options for disabling "normal" DH
author | Matt Johnston <matt@ucc.asn.au> |
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date | Mon, 02 May 2016 23:48:16 +0200 |
parents | 3017bc7d6238 |
children | 4b1a807a3188 |
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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 /* Based on the method in David Wheeler's * "Secure Programming for Linux and Unix HOWTO". May not be safe * against link-time optimisation. */ volatile char *p = data; if (data == NULL) return; while (len--) { *p++ = 0x0; } #endif }