diff options
Diffstat (limited to 'src/ft_memcpy.c')
| -rw-r--r-- | src/ft_memcpy.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/ft_memcpy.c b/src/ft_memcpy.c new file mode 100644 index 0000000..091910f --- /dev/null +++ b/src/ft_memcpy.c @@ -0,0 +1,33 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_memcpy.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2019/10/07 10:00:07 by cacharle #+# #+# */ +/* Updated: 2020/09/18 16:38:48 by charles ### ########.fr */ +/* */ +/* ************************************************************************** */ + +#include "libft.h" + +void *ft_memcpy(void *dest, const void *src, size_t n) +{ + long int *long_dest; + const long int *long_src; + + if (dest == src) + return (dest); + while (n % 8 > 0) + { + n--; + ((uint8_t*)dest)[n] = ((uint8_t*)src)[n]; + } + long_dest = dest; + long_src = src; + n /= 8; + while (n-- > 0) + long_dest[n] = long_src[n]; + return (dest); +} |