/*   Copyright (C) 2016 Arti Zirk <arti.zirk@gmail.com>
 *
 *   This file is part of I237 Door Access program.
 *
 *   I237 Door Access is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   I237 Door Access is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with I237 Door Access.  If not, see <http://www.gnu.org/licenses/>.
 */
#include <stdio.h>
#include <avr/pgmspace.h>
#include "print_helper.h"


int print_ascii_tbl (FILE *stream)
{
    for (char c = ' '; c <= '~'; c++) {
        if (!fprintf(stream, "%c ", c)) {
            return 0;
        }
    }

    return fprintf(stream, "\n");
}


int print_for_human (FILE *stream, const unsigned char *array, const int len)
{
    for (int i = 0; i < len; i++) {
        unsigned char c = array[i];
        if (c >= ' ' && c <= '~') {
            if (!fprintf(stream, "%c", c)) {
                return 0;
            }
        } else {
            if (!fprintf(stream, "\"0x%02x\"", c)) {
                return 0;
            }
        }
    }

    return fprintf(stream, "\n");
}