/******************************************************************************
* FunctionName : user_check_ip
* Description : check whether get ip addr or not
* Parameters : none
* Returns : none
*******************************************************************************/
void ICACHE_FLASH_ATTR
user_check_ip(void)
{
struct ip_info ipconfig;
//disarm timer first
os_timer_disarm(&test_timer);
//get ip info of ESP8266 station
wifi_get_ip_info(STATION_IF, &ipconfig);
if (wifi_station_get_connect_status() == STATION_GOT_IP && ipconfig.ip.addr != 0)
{
//os_printf("got ip !!! \r\n");
wifi_set_broadcast_if(STATIONAP_MODE); // send UDP broadcast from both station and soft-AP interface
user_udp_espconn.type = ESPCONN_UDP;
user_udp_espconn.proto.udp = (esp_udp *)os_zalloc(sizeof(esp_udp));
user_udp_espconn.proto.udp->local_port = 1112; // set a available port
const char udp_remote_ip[4] = {255, 255, 255, 255};
os_memcpy(user_udp_espconn.proto.udp->remote_ip, udp_remote_ip, 4); // ESP8266 udp remote IP
user_udp_espconn.proto.udp->remote_port = 5556; // ESP8266 udp remote port
espconn_regist_recvcb(&user_udp_espconn, user_udp_recv_cb); // register a udp packet receiving callback
espconn_regist_sentcb(&user_udp_espconn, user_udp_sent_cb); // register a udp packet sent callback
espconn_create(&user_udp_espconn); // create udp
user_udp_send(); // send udp data
os_timer_arm(&send_timer, 40, 0);
}
else
{
if ((wifi_station_get_connect_status() == STATION_WRONG_PASSWORD ||
wifi_station_get_connect_status() == STATION_NO_AP_FOUND ||
wifi_station_get_connect_status() == STATION_CONNECT_FAIL))
{
//os_printf("connect fail !!! \r\n");
}
else
{
//os_printf("still waiting...\n");
//re-arm timer to check ip
os_timer_setfn(&test_timer, (os_timer_func_t *)user_check_ip, NULL);
os_timer_arm(&test_timer, 500, 0);
}
}
}
/******************************************************************************
* FunctionName : initSyslog
* Description : Initialize the syslog library
* Parameters : syslog_host -- the syslog host (host:port)
* host: IP-Addr | hostname
* Returns : none
*******************************************************************************/
void ICACHE_FLASH_ATTR syslog_init(char *syslog_host)
{
if (!*syslog_host) {
syslogState = SYSLOG_HALTED;
return;
}
char host[32], *port = &host[0];
syslog_task = register_usr_task(syslog_udp_send_event);
syslogHost.min_heap_size = flashConfig.syslog_minheap;
syslogHost.port = 514;
syslogState = SYSLOG_WAIT;
os_strncpy(host, syslog_host, 32);
while (*port && *port != ':') // find port delimiter
port++;
if (*port) {
*port++ = '\0';
syslogHost.port = atoi(port);
}
wifi_set_broadcast_if(STATIONAP_MODE); // send UDP broadcast from both station and soft-AP interface
syslog_espconn.type = ESPCONN_UDP;
syslog_espconn.proto.udp = (esp_udp *)os_zalloc(sizeof(esp_udp));
syslog_espconn.proto.udp->local_port = espconn_port(); // set a available port
#ifdef SYSLOG_UDP_RECV
espconn_regist_recvcb(&syslog_espconn, syslog_udp_recv_cb); // register a udp packet receiving callback
#endif
espconn_regist_sentcb(&syslog_espconn, syslog_udp_sent_cb); // register a udp packet sent callback
espconn_create(&syslog_espconn); // create udp
if (UTILS_StrToIP((const char *)host, (void*)&syslogHost.addr)) {
syslogState = SYSLOG_SENDING;
syslog_send_udp();
} else {
static struct espconn espconn_ghbn;
espconn_gethostbyname(&espconn_ghbn, host, &syslogHost.addr, syslog_gethostbyname_cb);
// syslog_send_udp is called by syslog_gethostbyname_cb()
}
#ifdef SYSLOG_UDP_RECV
DBG("syslog_init: host: %s, port: %d, lport: %d, recvcb: %p, sentcb: %p, state: %d\n",
host, syslogHost.port, syslog_espconn.proto.udp->local_port,
syslog_udp_recv_cb, syslog_udp_sent_cb, syslogState );
#else
DBG("syslog_init: host: %s, port: %d, lport: %d, rsentcb: %p, state: %d\n",
host, syslogHost.port, syslog_espconn.proto.udp->local_port,
syslog_udp_sent_cb, syslogState );
#endif
}
void ICACHE_FLASH_ATTR init_dns()
{
//set softAP DHCP server router info
uint8_t mode = 1;
wifi_softap_set_dhcps_offer_option(OFFER_ROUTER, &mode);
//1:station; 2:soft-AP, 3:station+soft-AP
wifi_set_broadcast_if(3);
// espconn_disconnect(&dnsConn);
espconn_delete(&dnsConn);
dnsConn.type=ESPCONN_UDP;
dnsConn.state=ESPCONN_NONE;
dnsUdp.local_port= 53;
dnsConn.proto.udp=&dnsUdp;
espconn_regist_recvcb(&dnsConn, dnsQueryReceived);
int res = espconn_create(&dnsConn);
NODE_DBG("DNS server init, conn=%p , status=%d", &dnsConn,res);
}
