base struct

lib/libft/srcs/mem/ft_memmove.c

@@ -0,0 +1,37 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_memmove.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: nalebrun <nalebrun@student.s19.be>         +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2024/10/12 09:37:46 by nalebrun          #+#    #+#             */
+/*   Updated: 2024/11/25 16:15:14 by nalebrun         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "../../libft.h"
+
+void	*ft_memmove(void *dest, const void *src, size_t n)
+{
+	unsigned char		*pdst;
+	const unsigned char	*psrc;
+
+	if (!dest && !src)
+		return (0);
+	pdst = (unsigned char *)dest;
+	psrc = (const unsigned char *)src;
+	if (pdst < psrc)
+	{
+		while (n--)
+			*pdst++ = *psrc++;
+	}
+	else
+	{
+		pdst += n;
+		psrc += n;
+		while (n--)
+			*(--pdst) = *(--psrc);
+	}
+	return (dest);
+}