ft_memmove.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        ::::::::            */
/*   ft_memmove.c                                       :+:    :+:            */
/*                                                     +:+                    */
/*   By: lbartels <lbartels@student.codam.nl>         +#+                     */
/*                                                   +#+                      */
/*   Created: 2023/10/04 12:27:48 by lbartels      #+#    #+#                 */
/*   Updated: 2023/10/26 19:51:41 by lbartels      ########   odam.nl         */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

void	*ft_memmove(void *dest, const void *src, size_t n)
{
	char	*s;
	char	*d;
	size_t	i;

	if (!dest && !src)
		return (NULL);
	s = (char *)src;
	d = (char *)dest;
	i = 0;
	if (d > s)
	{
		while (n > 0)
		{
			n--;
			d[n] = s[n];
		}
		return (dest);
	}
	while (n > i)
	{
		d[i] = s[i];
		i++;
	}
	return (dest);
}