ft_printf_numbers.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_printf_numbers.c                                :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: anebbou <anebbou@student42.fr>             +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/11/11 17:25:49 by anebbou           #+#    #+#             */
/*   Updated: 2024/11/18 11:41:32 by anebbou          ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "ft_printf.h"

int ft_printf_numbers(char specifier, va_list args)
{
	if (specifier == 'd' || specifier == 'i')
		return (ft_printf_int(va_arg(args, int)));
	if (specifier == 'u')
		return (ft_printf_uint(va_arg(args, unsigned int)));
	if (specifier == 'x' || specifier == 'X')
		return (ft_printf_hex(va_arg(args, unsigned int), specifier == 'X'));
	if (specifier == 'p')
		return (ft_printf_ptr(va_arg(args, void *)));
	return (0);
}

int ft_printf_int(int n)
{
	char *str;
	int len;

	str = ft_itoa(n);
	len = ft_strlen(str);
	ft_putstr_fd(str, 1);
	free(str);
	return (len);
}

int ft_printf_uint(unsigned int n)
{
	char *str;
	int len;

	str = ft_ltoa_base((unsigned long)n, 10);
	len = ft_strlen(str);
	ft_putstr_fd(str, 1);
	free(str);
	return (len);
}

int ft_printf_hex(unsigned int n, int is_upper)
{
	char *str;
	int len;

	str = ft_ltoa_base_upper((unsigned long)n, 16, is_upper);
	len = ft_strlen(str);
	ft_putstr_fd(str, 1);
	free(str);
	return (len);
}

int ft_printf_ptr(void *ptr)
{
	unsigned long address;
	char *str;
	int len;

	address = (unsigned long)ptr;
	ft_putstr_fd("0x", 1);
	str = ft_ltoa_base_upper(address, 16, 0);
	len = ft_strlen(str);
	ft_putstr_fd(str, 1);
	free(str);
	return (len + 2);
}