diff options
Diffstat (limited to 'ft_memcpy.c')
| -rw-r--r-- | ft_memcpy.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/ft_memcpy.c b/ft_memcpy.c index 49c4575..0ca79fa 100644 --- a/ft_memcpy.c +++ b/ft_memcpy.c @@ -6,32 +6,33 @@ /* By: dkaiser <dkaiser@student.42heilbronn.de +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2024/03/05 11:15:12 by dkaiser #+# #+# */ -/* Updated: 2024/03/05 11:39:34 by dkaiser ### ########.fr */ +/* Updated: 2024/03/07 13:48:53 by dkaiser ### ########.fr */ /* */ /* ************************************************************************** */ #include <string.h> -void *ft_memcpy(void *restrict dst, const void *restrict src, size_t n) +void *ft_memcpy(void *dst, const void *src, size_t n) { - size_t i; + char *dst_ptr; + char *src_ptr; - i = 0; - while (i < n) - { - *((char *)dst + i) = *((char *)src + i); - i++; - } + dst_ptr = (char *)dst; + src_ptr = (char *)src; + if (!dst && !src) + return (dst); + while (n--) + *dst_ptr++ = *src_ptr++; return (dst); } /* #include <stdio.h> */ /* int main(void) */ /* { */ -/* char src[] = "Test Hurra"; */ -/* char src2[] = "Test Hurra"; */ -/* char dst[] = "AAAAAAIIIIIEEEEE"; */ -/* char dst2[] = "AAAAAAIIIIIEEEEE"; */ +/* char src[] = "a"; */ +/* char src2[] = "a"; */ +/* char dst[] = ""; */ +/* char dst2[] = ""; */ /* printf("ft_memcpy: %s\n", (char *) ft_memcpy(dst, src, 20)); */ /* printf("memcpy: %s\n", (char *) memcpy(dst2, src2, 20)); */ /* } */ |