#ifndef _P_SERIAL_MGR_H_
#define _P_SERIAL_MGR_H_

#include "p_cbuffer.h"
#include "stm32l4xx_hal.h"
#include <stdbool.h>
// start byte
// src_addr {1} +
// dest_addr {1} +
// frame_length {1} +
// checksum {1} +
// frame_data {510} -- making it 510 instead of 511 so it is easily divisible
#define MAX_MESSAGE_LEN (516)
#define MAX_FRAME_DATA_LEN (510)
// motor controller
#define DEVICE_ADDR (0x02)
// pi
#define MASTER_ADDR (0x01)

typedef struct serial_pkt_t
{
	uint8_t *src_addr;
	uint8_t *dest_addr;
	uint8_t *frame_data_len;
	uint8_t *checksum;
	uint8_t *frame_data;
	uint8_t data[MAX_MESSAGE_LEN];
	int msg_len;
} serial_pkt_t;

void p_serial_mgr_init(UART_HandleTypeDef *huart, DMA_HandleTypeDef *hdma);

void p_serial_mgr_service(void);

void p_serial_mgr_start();

#endif