#include "board.h"

#include "net/af.h"
#include "net/protnum.h"
#include "net/ipv6/addr.h"
#include "net/sock/udp.h"

#include "shell.h"

#define BUFFER_SIZE             (128U)
#define UDP_PORT                (32323U)

uint8_t data[BUFFER_SIZE];

extern void handle_udp_command(uint8_t * data);
extern void send_ack(sock_udp_t * sock, sock_udp_ep_t * remote);

int main(void)
{
    puts("RIOT OS");

    sock_udp_ep_t local = SOCK_IPV6_EP_ANY;
    sock_udp_t sock;

    local.port = UDP_PORT;

    if (sock_udp_create(&sock, &local, NULL, 0) < 0)
    {
        return -1;
    }
 while (1)
    {
        sock_udp_ep_t remote;
        ssize_t res;

        remote.port = UDP_PORT;

        if ((res = sock_udp_recv(&sock, data, sizeof(data), SOCK_NO_TIMEOUT, &remote)) >= 0)
        {
            if (res > 0)
            {
                send_ack(&sock, &remote);
                handle_udp_command(data);
            }
        }
    }

    return 0;
}