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Diffstat (limited to '')
| -rw-r--r-- | libft/src/ft_memmove.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/libft/src/ft_memmove.c b/libft/src/ft_memmove.c new file mode 100644 index 0000000..dee44f3 --- /dev/null +++ b/libft/src/ft_memmove.c @@ -0,0 +1,42 @@ +/* ************************************************************************** */ +/* LE - / */ +/* / */ +/* ft_memmove.c .:: .:/ . .:: */ +/* +:+:+ +: +: +:+:+ */ +/* By: rbousset <marvin@le-101.fr> +:+ +: +: +:+ */ +/* #+# #+ #+ #+# */ +/* Created: 2019/10/08 18:57:44 by rbousset #+# ## ## #+# */ +/* Updated: 2019/10/13 08:38:47 by rbousset ### #+. /#+ ###.fr */ +/* / */ +/* / */ +/* ************************************************************************** */ + +#include <libft.h> +#include <stddef.h> + +void + *ft_memmove(void *dst, const void *src, size_t len) +{ + const char *from = (const char*)src; + char *to; + int i; + size_t j; + + to = (char*)dst; + if (to > from && to - from < (int)len) + { + i = len; + while (--i >= 0) + to[i] = from[i]; + return (dst); + } + if (from > to && from - to < (int)len) + { + j = -1; + while (++j < len) + to[j] = from[j]; + return (dst); + } + ft_memcpy(dst, src, len); + return (dst); +} |