/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memmove.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: pbonilla <eirodeis.lepnj@gmail.com>        +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2020/10/27 22:19:34 by pbonilla          #+#    #+#             */
/*   Updated: 2021/01/29 13:08:14 by pbonilla         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

void			*ft_memmove(void *dest, const void *src, size_t n)
{
	unsigned char	*dest2;
	unsigned char	*src2;
	unsigned int	i;

	dest2 = (unsigned char *)dest;
	src2 = (unsigned char *)src;
	i = -1;
	if (!dest2 && !src2)
		return (dest2);
	if (src >= dest)
	{
		while (++i != n)
			*(dest2 + i) = *(src2 + i);
	}
	else
	{
		src2 += n;
		dest2 += n;
		while (n--)
			*--dest2 = *--src2;
	}
	return (dest2);
}