#ifndef _PICOW_UDP_H
#define _PICOW_UDP_H

#include <lwip/udp.h>
#include "Config.h"

struct udp_server_t {
    struct udp_pcb *pcb;
};

struct udp_client_t {
    struct udp_pcb *pcb;
    uint8_t data[UDP_CLIENT_DATA_LEN];
};

/**
 * @brief Init an udp server with Config.h parameters.
 *
 * @param udp_server    Pointer to the pre allocated udp_server_t to init
 */
int udp_server_init(struct udp_server_t *udp_server);

/**
 * @brief Exit an udp server.
 *
 * @param udp_server    Pointer to the udp_server_t to exit
 */
void udp_server_exit(struct udp_server_t *udp_server);

/**
 * @brief Send message on an udp server.
 *
 * @param udp_server    Pointer to the udp server to send with
 * @param data          Pointer to the data to send
 * @param len           Length of the message to send in bytes
 */
int udp_server_send(struct udp_server_t *udp_server, void *data, uint16_t len);

/**
 * @brief 
 */
int udp_client_init(struct udp_client_t *udp_client, udp_recv_fn callback);

void udp_client_exit(struct udp_client_t *udp_client);

#endif // _PICOW_UDP_H