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path: root/kernel/src/libk/serial_stdio.c
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#include <types.h>
#include <libk/serial_stdio.h>
#include <stdarg.h>
#include <libk/string.h>
#include <graphics.h>
#include <serial.h>

void serial_print_char(char c)
{
	write_serial(c);
}

void serial_print_string(const char* s)
{
	for (size_t i = 0; i < strlen(s); i++) {
		serial_print_char(s[i]);
	}
}

void serial_print_int(uint64_t num)
{
	char a[100];
	itos(num, a);
	serial_print_string(a);
}

void serial_print_hex(uint64_t num)
{
	char a[100];
	itoh(num, a);
	serial_print_string(a);
}

void serial_printf(const char *s, ...)
{
	size_t count = 0;
	for(size_t i = 0; i < strlen(s); i++) if(s[i] == '%') count++;

	va_list list;
	va_start(list, s);

	for(size_t i = 0; i < strlen(s); i++)
	{
		if(s[i] == '%')
		{
			i++;
			if(s[i] == 'c') serial_print_char((char)va_arg(list, uint32_t));
			else if(s[i] == 's') serial_print_string(va_arg(list, char*));
			else if(s[i] == 'd') serial_print_int((uint64_t)va_arg(list, uint64_t));
			else if(s[i] == 'x') serial_print_hex((uint64_t)va_arg(list, uint64_t));
			else
			{
				serial_print_string("Wrong format using serial_printf\n");
				return;
			}
		}
		else serial_print_char(s[i]);
	}

	va_end(list);
}