ft_ssl_md5/libs/libft/srcs/ft_strsub.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_strsub.c                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: bchanot <bchanot@students.42.fr>           +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2015/11/26 18:22:34 by bchanot           #+#    #+#             */
/*   Updated: 2018/10/29 11:55:40 by bchanot          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "libft.h"
#include <stdlib.h>

char	*ft_strsub(const char *const src, unsigned int start, size_t len)
{
	char	*s;
	size_t	cpt;
	size_t	cpt2;

	cpt2 = 0;
	while (src[start + cpt2])
		cpt2++;
	s = ft_strnew(cpt2);
	if (!src || start > ft_strlen(src) || !s)
		return (NULL);
	cpt = 0;
	while (cpt < len && src[start])
	{
		s[cpt] = src[start];
		cpt++;
		start++;
	}
	return (s);
}