view dbhelpers.c @ 1299:24e563b90f12

Support out-of-tree builds usign bundled libtom When building out-of-tree we need both source and generated folders in include paths to find both distributed and generated headers.
author Henrik Nordström <henrik@knc.nu>
date Wed, 11 May 2016 12:35:06 +0200
parents 3017bc7d6238
children 4b1a807a3188
line wrap: on
line source

#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
}