libft/ft_memmove.c at main · fjgalan/libft · GitHub

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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_memmove.c                                       :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: fgalan-n <fgalan-n@student.42malaga.com>   +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/09/22 12:41:47 by fgalan-n          #+#    #+#             */
/*   Updated: 2022/09/29 13:50:59 by fgalan-n         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"

void	*ft_memmove(void *dst, const void *src, size_t len)
{
	if (!dst && !src)
		return (NULL);
	if (dst < src)
		ft_memcpy(dst, src, len);
	else
	{
		while (len--)
		{
			*((unsigned char *)(dst + len)) = *((unsigned char *)(src + len));
		}
	}
	return (dst);
}