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This commit is contained in:
Jeremy FLEURY
2019-07-17 11:22:24 +02:00
commit 748d10f4f3
174 changed files with 8953 additions and 0 deletions
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109
libft/printf/print_buf_bit_float.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* print_bit_float.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: igarbuz <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2018/12/26 16:51:17 by igarbuz #+# #+# */
/* Updated: 2019/01/02 18:44:46 by igarbuz ### ########.fr */
/* */
/* ************************************************************************** */
#include "ft_printf.h"
void ft_print_buf_bit_float(char *b, float f)
{
int size;
int sztmp;
unsigned char *ptr;
int j;
if (!f)
return ;
size = sizeof(float) - 1;
sztmp = size;
ptr = (unsigned char *)&f;
while (size >= 0)
{
j = 8;
while (--j >= 0)
{
if ((size == sztmp || size == (sztmp - 1)) && j == 6)
ft_printbuf_char(b, ' ');
ft_printbuf_char(b, (ptr[size] >> j & 1) + '0');
}
size--;
}
}
void ft_print_buf_bit_double(char *b, double db)
{
int size;
int sztmp;
unsigned char *ptr;
int j;
if (!db)
return ;
size = sizeof(double) - 1;
sztmp = size;
ptr = (unsigned char *)&db;
while (size >= 0)
{
j = 8;
while (--j >= 0)
{
if (size == sztmp && j == 6)
ft_printbuf_char(b, ' ');
else if (size == (sztmp - 1) && j == 3)
ft_printbuf_char(b, ' ');
ft_printbuf_char(b, (ptr[size] >> j & 1) + '0');
}
size--;
}
}
void ft_print_buf_bit_long_double(char *b, long double ldb)
{
int size;
int sztmp;
unsigned char *ptr;
int j;
if (!ldb)
return ;
size = sizeof(long double) - 7;
sztmp = size;
ptr = (unsigned char *)&ldb;
while (size >= 0)
{
j = 8;
while (--j >= 0)
{
if (size == sztmp && j == 6)
ft_printbuf_char(b, ' ');
else if (size == (sztmp - 2) && j == 7)
ft_printbuf_char(b, ' ');
ft_printbuf_char(b, (ptr[size] >> j & 1) + '0');
}
size--;
}
}
void ft_print_bit_float(char *b, t_param *prm, va_list valist)
{
double db;
long double ldb;
if (prm->p >> 9 & 1)
ldb = va_arg(valist, long double);
else
db = va_arg(valist, double);
if (prm->p >> 9 & 1)
ft_print_buf_bit_long_double(b, ldb);
else if ((prm->p >> 7 & 1) || (prm->p >> 8 & 1))
ft_print_buf_bit_double(b, db);
else
ft_print_buf_bit_float(b, (float)db);
}