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ft_memmove.c
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ft_memmove.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memmove.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: jalwahei <jalwahei@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/09/22 16:32:26 by jalwahei #+# #+# */
/* Updated: 2022/10/22 10:18:39 by jalwahei ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
/*
** Copies len bytes from string src to string dst.
** The two strings may overlap;
** The copy is always done in a non-destructive manner.
** Returns the original value of dst.
*/
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--)
((char *)dst)[len] = ((char *)src)[len];
}
return (dst);
}
/* copy src to tmp array
copy tmp to dest
*/