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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* convert_hex.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2019/10/30 23:23:06 by cacharle #+# #+# */
/* Updated: 2019/11/04 19:23:28 by cacharle ### ########.fr */
/* */
/* ************************************************************************** */
#include <stdarg.h>
#include <stdlib.h>
#include "libft.h"
#include "header.h"
char *convert_hex(va_list ap, t_pformat *pformat)
{
char *str;
char *tmp;
long long unsigned int n;
if (pformat->flags & FLAG_SHORT)
n = (unsigned short)va_arg(ap, int);
else if (pformat->flags & FLAG_SHORT_SHORT)
n = (unsigned char)va_arg(ap, int);
else if (pformat->flags & FLAG_LONG)
n = va_arg(ap, long unsigned int);
else if (pformat->flags & FLAG_LONG_LONG)
n = va_arg(ap, long long unsigned int);
else
n = va_arg(ap, unsigned int);
str = ITOA_HEX_LOW(n);
if (pformat->type == 'X')
ft_strtoupper(str);
str = handle_precision(pformat, str);
if (pformat->flags & FLAG_ZERO_PADDING)
{
if (pformat->flags & FLAG_ALTERNATE && n != 0)
pformat->min_width -= 2;
str = handle_padding(pformat, str);
}
if (pformat->flags & FLAG_ALTERNATE && n != 0)
{
tmp = ft_strjoin(pformat->type == 'X' ? "0X" : "0x", str);
free(str);
str = tmp;
}
if (!(pformat->flags & FLAG_ZERO_PADDING))
str = handle_padding(pformat, str);
return (str);
}
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