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ft_memmove.c
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ft_memmove.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memmove.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: sperron <sperron@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/05/20 14:09:26 by sperron #+# #+# */
/* Updated: 2024/05/22 10:24:28 by sperron ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void *ft_memmove(void *dest, const void *src, size_t n)
{
long i;
if (!dest && ! src)
return (NULL);
if (dest < src)
{
i = 0;
while ((size_t)i < n)
{
*(unsigned char *)(dest + i) = *(unsigned char *)(src + i);
i++;
}
return (dest);
}
else
{
i = n - 1;
while (i >= 0)
{
*(unsigned char *)(dest + i) = *(unsigned char *)(src + i);
i--;
}
return (dest);
}
}