mirror of
https://codeberg.org/la-chouette/minishell.git
synced 2025-12-05 23:18:08 +01:00
73 lines
2.5 KiB
C
73 lines
2.5 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_printf_hexa.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: jguelen <jguelen@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/11/18 10:39:10 by jguelen #+# #+# */
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/* Updated: 2025/02/04 09:52:40 by jguelen ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "ft_printf.h"
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/*Presumes base 10 or higher*/
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int ft_put_ull_base_fd(unsigned long long n, char *base, int base_size, int fd)
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{
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unsigned long long calc;
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char buf[20];
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int i;
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if (n == 0)
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return (write(fd, "0", 1));
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calc = n;
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i = 19;
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while (calc != 0)
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{
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buf[i--] = base[calc % base_size];
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calc /= base_size;
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}
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return (write(fd, buf + i + 1, 19 - i));
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}
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static int ft_printf_hexa2(int fd, t_printf_format *format)
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{
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if (ft_printf_str(fd, format->prefix, INT_MAX) == -1
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|| (format->specifier == PRINTF_HEXA_UPSPEC
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&& ft_put_ull_base_fd((unsigned long long)format->var.u,
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HEXA_UP, HEX_LEN, fd) == -1))
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return (-1);
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else if (format->specifier == PRINTF_HEXA_LOWSPEC
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&& ft_put_ull_base_fd((unsigned long long)format->var.u,
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HEXA_LOW, HEX_LEN, fd) == -1)
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return (-1);
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return (ft_pad_char(fd, format, " "));
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}
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int ft_printf_hexa(int fd, t_printf_format *format)
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{
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int i;
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unsigned long long calc;
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calc = (unsigned long long)format->var.u;
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i = ft_uint_len(calc, HEX_LEN);
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if ((format->flags & PRINTF_DOTFLAG) && (format->precision == 0)
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&& (format->var.u == 0))
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format->total_len = 0;
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if ((format->flags & ~PRINTF_MINUSFLAG) == format->flags)
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{
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if ((format->flags & ~PRINTF_ZEROFLAG) == format->flags
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&& ft_pad_char(fd, format, " ") == -1)
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return (-1);
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else if (ft_pad_char(fd, format, "0") == -1)
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return (-1);
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}
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while (i++ < format->precision)
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if (write(fd, "0", 1) == -1)
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return (-1);
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if ((format->flags & PRINTF_DOTFLAG) && (format->precision == 0)
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&& (format->var.u == 0))
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return (ft_pad_char(fd, format, " "));
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return (ft_printf_hexa2(fd, format));
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}
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