#include "putil.h"
#include <stdarg.h>
#include <stdio.h>
#include <string.h>

#define MAX_PRINTF_BUFFER (256)

UART_HandleTypeDef *huart_inst = NULL;

static char send[10] = {'\0'};
int p_printf(const char *fmt, ...)
{
	size_t size_str = strlen(fmt);
	if (size_str >= MAX_PRINTF_BUFFER)
	{
		return -1;
	}
	uint8_t printf_buffer[MAX_PRINTF_BUFFER];
	memset(printf_buffer, '\0', MAX_PRINTF_BUFFER);
	va_list args;
	va_start(args, fmt);
	vsprintf((char *)printf_buffer, fmt, args);
	va_end(args);
	HAL_UART_Transmit(huart_inst, printf_buffer, strlen(printf_buffer), 100);
	return 0;
}
void p_uart_init(UART_HandleTypeDef *huart)
{
	huart_inst = huart;
	PDEBUG("...\n");
	PDEBUG("UART2 Initialized\n");
}
void p_uart_async_write_byte(uint8_t byte)
{
	sprintf(send, "%02x\n", byte);
	HAL_UART_Transmit(huart_inst, send, 3, 100);
}