printf/print_binary.c at main · carsonak/printf · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
#include "_printf_internals.h"

/**
 * print_binary - converts an unsigned int into binary.
 * @args: the arguments to be formatted.
 * @buffer: working buffer for `_printf`.
 * @mods: modifier flags.
 *
 * Return: Returns a positive int on success, negative int on failure.
 */
int print_binary(va_list args, char_arr *buffer, modifiers mods)
{
	uintmax_t num = 0;

	switch (mods.length)
	{
	case PRINTF_CHAR:
		num = (char)va_arg(args, int);
		break;
	case PRINTF_SHORT:
		num = (short int)va_arg(args, int);
		break;
	case PRINTF_LONG:
		num = va_arg(args, unsigned long int);
		break;
		/* case PRINTF_LLONG: */
		/* num = va_arg(args, unsigned long long int); */
		/* break; */
	case PRINTF_INTMAX_T:
		num = va_arg(args, uintmax_t);
		break;
	case PRINTF_SIZE_T:
		num = va_arg(args, size_t);
		break;
	case PRINTF_PTRDIFF_T:
		num = va_arg(args, ptrdiff_t);
		break;
	default:
		num = va_arg(args, unsigned int);
		break;
	}

	mods.int_mod.base = BASE02;
	mods.int_mod.is_negative = false;
	return (format_integers(num, buffer, mods));
}