libft_old/extended_libft/ft_memmove.c
Willem Haffmans 326f52308e all
2024-07-26 22:32:04 +02:00

36 lines
1.3 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_memmove.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: whaffman <whaffman@student.codam.nl> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/07/05 18:42:07 by whaffman #+# #+# */
/* Updated: 2024/07/08 23:02:34 by whaffman ### ########.fr */
/* */
/* ************************************************************************** */
#include "libft.h"
void *ft_memmove(void *dest, const void *src, size_t n)
{
unsigned char *dest_ptr;
unsigned char *src_ptr;
dest_ptr = (unsigned char *)dest;
src_ptr = (unsigned char *)src;
if (dest_ptr == src_ptr)
return (dest);
else if (dest_ptr < src_ptr)
{
while (n-- > 0)
*dest_ptr++ = *src_ptr++;
}
else
{
while (n-- > 0)
dest_ptr[n] = src_ptr[n];
}
return (dest);
}