static void pico_dhcpd_wakeup(uint16_t ev, struct pico_socket *s)
{
uint8_t buf[DHCP_SERVER_MAXMSGSIZE] = {0};
int r = 0;
if (ev != PICO_SOCK_EV_RD)
return;
r = pico_socket_recvfrom(s, buf, DHCP_SERVER_MAXMSGSIZE, NULL, NULL);
if (r < 0)
return;
pico_dhcp_server_recv(s, buf, (uint32_t)r);
return;
}
uint8_t check_if_valid_request_and_init_peerinfo(struct pico_socket *s)
{
char recvbuf[REQUEST_LENGTH+1]; // +1 for terminator
int read=-1;
read = pico_socket_recvfrom(s, recvbuf, REQUEST_LENGTH, &peer, &port);
if (read < 0)
{
printf("Pico socket recvfrom failed. error = %i\n", pico_err);
printf("pico_err: %s\n", strerror(pico_err));
return -1;
}
recvbuf[read]='\n';
if (!(strncmp(recvbuf, REQUEST_STRING, strlen(REQUEST_STRING)) == 0))
{
printf("Wrong request string\n");
return -1;
}
return 1;
}
