CiderRacer2601/crv2_esp_now.h

#ifndef CRV2_ESP_NOW_H
#define CRV2_ESP_NOW_H

/* Protocol version will maybe help us in the future if we decide to redo the protocol 
 * in a major way.
 */
#define PROTOCOL_VERSION 1

#include "configuration.h"
typedef struct {
  int data_len;
  uint8_t mac_addr[19];
  uint8_t data[ESP_NOW_MAX_DATA_LEN+1];
} receive_buffer_t;

/* Send a message in an MBOX header */
bool send_encapsulated(const uint8_t type, const uint8_t *data, const size_t len);

/* Decapsulate a message and route it appropriately */
void process_message(receive_buffer_t& incoming);

/* Send raw data */
bool send_broadcast(const uint8_t *data, const size_t len);
receive_buffer_t *get_message();

bool manageSlave();
void initBroadcast();
bool manageBroadcast();

// callback when data is received
void OnDataRecv(const uint8_t *mac_addr, const uint8_t *data, int data_len);
// callback when data is sent
void OnDataSent(const uint8_t *mac_addr, esp_now_send_status_t status);

#endif