66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* hex.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/11/16 18:16:16 by maiboyer #+# #+# */
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/* Updated: 2024/10/12 17:52:40 by rparodi ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "me/mem/mem.h"
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#include "me/printf/formatter/utils.h"
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#include "me/str/str.h"
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#define HEX_INLINE_BUF 17
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static void fill_hex(t_str out_buf, t_u64 num, t_const_str base)
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{
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t_usize i;
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mem_set(out_buf, 0, HEX_INLINE_BUF);
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out_buf[HEX_INLINE_BUF - 1] = 0;
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i = 0;
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while (i < HEX_INLINE_BUF - 1)
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{
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out_buf[HEX_INLINE_BUF - i - 2] = base[(num >> (4 * i) & 15)];
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i++;
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}
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}
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static void printf_x_common(t_printf_arg data, t_printf_func f,
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t_const_str pretty, t_const_str base)
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{
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t_u64 value;
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char inline_buffer[HEX_INLINE_BUF];
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t_str start_num;
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value = *(t_u64 *)data.argument;
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inline_buffer[0] = '0';
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inline_buffer[1] = '\0';
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if (value)
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fill_hex(inline_buffer, value, base);
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start_num = &inline_buffer[0];
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while (start_num[1] != '\0' && start_num[0] == '0')
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start_num++;
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if (value == 0)
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data.extra.pretty = false;
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handle_weird_precision_stuff(&data, (t_prec_strs){.out = &start_num,
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.free_out = false, .pretty = (t_str *)&pretty}, value);
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pad_and_stuff(
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(t_pad_and_stuff_args){\
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.fill_zero = 0, .fill = 0, .len = str_len(start_num), .pretty = (t_str)pretty, \
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.pretty_len = 2, .str = start_num, .allow_zero_fill = true, .sign = NULL, \
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.sign_len = 0, }, data, f);
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}
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void printf_x_up(t_printf_arg data, t_printf_func f)
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{
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printf_x_common(data, f, "0X", "0123456789ABCDEF");
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}
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void printf_x_low(t_printf_arg data, t_printf_func f)
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{
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printf_x_common(data, f, "0x", "0123456789abcdef");
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}
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