string.c

/*
 * This file string.c is part of L1vm.
 *
 * (c) Copyright Stefan Pietzonke (jay-t@gmx.net), 2017
 *
 * L1vm is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * L1vm 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with L1vm.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "global.h"

size_t strlen_safe (const char * str, S8  maxlen)
{
	 long long int i = 0;

	 while (1)
	 {
	 	if (str[i] != '\0')
		{
			i++;
		}
		else
		{
			return (i);
		}
		if (i > maxlen)
		{
			return (0);
		}
	}
}