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/*
 * Hot Beverage Companion – volatile data ops
 *
 * Copyright (C) 2018 Gediminas Jakutis
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; version 2.1
 * of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "volatile_ops.h"

void *volatile_memcpy(void *dest, volatile const void * const src, size_t n)
{
	char *d;
	volatile const char *s;

	if (!n) {
		return dest;
	}

	d = dest;
	s = src;

	while (n--) {
		d[n] = s[n];
	}
}