35 lines
1.3 KiB
C
35 lines
1.3 KiB
C
/* ************************************************************************** */
|
|
/* */
|
|
/* ::: :::::::: */
|
|
/* ft_memmove.c :+: :+: :+: */
|
|
/* +:+ +:+ +:+ */
|
|
/* By: dgaillet <dgaillet@student.42.fr> +#+ +:+ +#+ */
|
|
/* +#+#+#+#+#+ +#+ */
|
|
/* Created: 2025/11/05 13:17:42 by dgaillet #+# #+# */
|
|
/* Updated: 2025/11/09 20:15:29 by dgaillet ### ########lyon.fr */
|
|
/* */
|
|
/* ************************************************************************** */
|
|
|
|
#include "libft.h"
|
|
|
|
static void *ft_rev_memcpy(void *dest, const void *src, size_t n)
|
|
{
|
|
if ((!dest && !src) || n == 0)
|
|
return (dest);
|
|
n--;
|
|
while (n > 0)
|
|
{
|
|
((unsigned char *) dest)[n] = ((unsigned char *) src)[n];
|
|
n--;
|
|
}
|
|
((unsigned char *) dest)[n] = ((unsigned char *) src)[n];
|
|
return (dest);
|
|
}
|
|
|
|
void *ft_memmove(void *dest, const void *src, size_t n)
|
|
{
|
|
if (dest < src)
|
|
return (ft_memcpy(dest, src, n));
|
|
return (ft_rev_memcpy(dest, src, n));
|
|
}
|