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ftp_ptr_utils.c
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ftp_ptr_utils.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ftp_ptr_utils.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ffrau <ffrau@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2022/05/23 01:11:58 by ffrau #+# #+# */
/* Updated: 2022/05/23 01:11:59 by ffrau ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
int ptr_len(unsigned long long n)
{
int cont;
cont = 0;
while (n != 0)
{
n = n / 16;
cont++;
}
return (cont);
}
int ptr_print(unsigned long long num)
{
int len;
len = 0;
write(1, "0x", 2);
if (num == 0)
return (write(1, "0", 1) + 2);
else
ptr_conv(num);
return (ptr_len(num) + 2);
}
void ptr_conv(unsigned long long num)
{
if (num >= 16)
{
ptr_conv(num / 16);
ptr_conv(num % 16);
}
else
{
if (num <= 9)
ft_putchar(num + '0');
else
ft_putchar(num - 10 + 'a');
}
}