libft/src/ft_uitoa_base.c


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/* ************************************************************************** */
/*                                                          LE - /            */
/*                                                              /             */
/*   ft_uitoa_base.c                                  .::    .:/ .      .::   */
/*                                                 +:+:+   +:    +:  +:+:+    */
/*   By: rbousset <marvin@le-101.fr>                +:+   +:    +:    +:+     */
/*                                                 #+#   #+    #+    #+#      */
/*   Created: 2019/12/31 14:37:55 by rbousset     #+#   ##    ##    #+#       */
/*   Updated: 2019/12/31 14:37:56 by rbousset    ###    #+. /#+    ###.fr     */
/*                                                         /                  */
/*                                                        /                   */
/* ************************************************************************** */

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

char
	*ft_uitoa_base(unsigned long n, char *base)
{
	char			*s;
	unsigned long	nb;
	uint8_t			i;

	i = ft_uintlen_base(n, base) - 1;
	if (!(s = (char*)malloc((i + 2) * sizeof(char))))
		return (NULL);
	if (!n)
		s[i] = '0';
	s[i + 1] = '\0';
	while (n > 0)
	{
		nb = n;
		if (nb >= (unsigned long)ft_strlen(base))
			nb = n % ft_strlen(base);
		s[i] = base[nb];
		n /= ft_strlen(base);
		i--;
	}
	return (s);
}