invalid maps

Oglibft/libft/srcs/ft_strnstr.c

@@ -0,0 +1,35 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_strnstr.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: tmaze <marvin@42.fr>                       +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2018/04/05 11:35:03 by tmaze             #+#    #+#             */
+/*   Updated: 2019/03/16 15:52:25 by tmaze            ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "libft.h"
+
+char	*ft_strnstr(const char *haystack, const char *needle, size_t len)
+{
+	int		i;
+	int		j;
+	char	*tmp;
+
+	i = -1;
+	tmp = (char*)haystack;
+	if (ft_strequ(needle, ""))
+		return (tmp);
+	while ((++i == 0 || tmp[i - 1]) && i < (int)len)
+		if (tmp[i] == needle[0] && (j = 1))
+		{
+			while (tmp[i + j] == needle[j] && needle[j] && tmp[i + j]
+					&& (i + j) < (int)len)
+				j++;
+			if (needle[j] == '\0')
+				return (&tmp[i]);
+		}
+	return (NULL);
+}