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C_Piscine_C_02/git_old/ex11/ft_putstr_non_printable.c

@@ -0,0 +1,59 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putstr_non_printable.c                          :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: gbaconni <marvin@42lausanne.ch>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2021/08/11 11:29:09 by gbaconni          #+#    #+#             */
+/*   Updated: 2021/08/11 16:56:40 by gbaconni         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include <unistd.h>
+#include <stdio.h>
+
+// for i in {0..255}; do printf "%02x" $i; done
+void	ft_putstr_non_printable(char *str)
+{
+	int			size;
+	const char	*hex = "000102030405060708090a\
+0b0c0d0e0f101112131415\
+161718191a1b1c1d1e1f20\
+2122232425262728292a2b\
+2c2d2e2f30313233343536\
+3738393a3b3c3d3e3f4041\
+42434445464748494a4b4c\
+4d4e4f5051525354555657\
+58595a5b5c5d5e5f606162\
+636465666768696a6b6c6d\
+6e6f707172737475767778\
+797a7b7c7d7e7f80818283\
+8485868788898a8b8c8d8e\
+8f90919293949596979899\
+9a9b9c9d9e9fa0a1a2a3a4\
+a5a6a7a8a9aaabacadaeaf\
+b0b1b2b3b4b5b6b7b8b9ba\
+bbbcbdbebfc0c1c2c3c4c5\
+c6c7c8c9cacbcccdcecfd0\
+d1d2d3d4d5d6d7d8d9dadb\
+dcdddedfe0e1e2e3e4e5e6\
+e7e8e9eaebecedeeeff0f1\
+f2f3f4f5f6f7f8f9fafbfc\
+fdfeff";
+
+	size = 0;
+	while (str[size++] != '\0')
+		continue ;
+	while (--size)
+	{
+		if (*str >= ' ' && *str <= '~')
+			write(1, str, 1);
+		else
+		{
+			write(1, "\\", 1);
+			write(1, hex + *str * 2, 2);
+		}
+		str++;
+	}
+}