/**
* callback for WiFi events
* @param arg
*/
void ESP8266WiFiGenericClass::_eventCallback(void* arg) {
System_Event_t* event = reinterpret_cast<System_Event_t*>(arg);
DEBUG_WIFI("wifi evt: %d\n", event->event);
if(event->event == EVENT_STAMODE_DISCONNECTED) {
DEBUG_WIFI("STA disconnect: %d\n", event->event_info.disconnected.reason);
WiFiClient::stopAll();
}
for(uint32_t i = 0; i < cbEventList.size(); i++) {
WiFiEventCbList_t entry = cbEventList[i];
if(entry.cb) {
if(entry.event == (WiFiEvent_t) event->event || entry.event == WIFI_EVENT_MAX) {
entry.cb((WiFiEvent_t) event->event);
}
}
}
}
/**
* callback for WiFi events
* @param arg
*/
void ESP8266WiFiGenericClass::_eventCallback(void* arg)
{
System_Event_t* event = reinterpret_cast<System_Event_t*>(arg);
DEBUG_WIFI("wifi evt: %d\n", event->event);
if(event->event == EVENT_STAMODE_DISCONNECTED) {
DEBUG_WIFI("STA disconnect: %d\n", event->event_info.disconnected.reason);
WiFiClient::stopAll();
}
for(auto it = std::begin(sCbEventList); it != std::end(sCbEventList); ) {
WiFiEventHandler &handler = *it;
if (handler->canExpire() && handler.unique()) {
it = sCbEventList.erase(it);
}
else {
(*handler)(event);
++it;
}
}
}
/**
* Disconnect from the network (close AP)
* @param wifioff disable mode?
* @return one value of wl_status_t enum
*/
bool ESP8266WiFiAPClass::softAPdisconnect(bool wifioff) {
bool ret;
struct softap_config conf;
*conf.ssid = 0;
*conf.password = 0;
conf.authmode = AUTH_OPEN;
ETS_UART_INTR_DISABLE();
if(WiFi._persistent) {
ret = wifi_softap_set_config(&conf);
} else {
ret = wifi_softap_set_config_current(&conf);
}
ETS_UART_INTR_ENABLE();
if(!ret) {
DEBUG_WIFI("[APdisconnect] set_config failed!\n");
}
if(ret && wifioff) {
ret = WiFi.enableAP(false);
}
return ret;
}
/**
* Set up an access point
* @param ssid Pointer to the SSID (max 63 char).
* @param passphrase (for WPA2 min 8 char, for open use NULL)
* @param channel WiFi channel number, 1 - 13.
* @param ssid_hidden Network cloaking (0 = broadcast SSID, 1 = hide SSID)
* @param max_connection Max simultaneous connected clients, 1 - 4.
*/
bool ESP8266WiFiAPClass::softAP(const char* ssid, const char* passphrase, int channel, int ssid_hidden, int max_connection) {
if(!WiFi.enableAP(true)) {
// enable AP failed
DEBUG_WIFI("[AP] enableAP failed!\n");
return false;
}
if(!ssid || strlen(ssid) == 0 || strlen(ssid) > 31) {
// fail SSID too long or missing!
DEBUG_WIFI("[AP] SSID too long or missing!\n");
return false;
}
if(passphrase && strlen(passphrase) > 0 && (strlen(passphrase) > 63 || strlen(passphrase) < 8)) {
// fail passphrase to long or short!
DEBUG_WIFI("[AP] fail passphrase to long or short!\n");
return false;
}
bool ret = true;
struct softap_config conf;
strcpy(reinterpret_cast<char*>(conf.ssid), ssid);
conf.channel = channel;
conf.ssid_len = strlen(ssid);
conf.ssid_hidden = ssid_hidden;
conf.max_connection = max_connection;
conf.beacon_interval = 100;
if(!passphrase || strlen(passphrase) == 0) {
conf.authmode = AUTH_OPEN;
*conf.password = 0;
} else {
conf.authmode = AUTH_WPA2_PSK;
strcpy(reinterpret_cast<char*>(conf.password), passphrase);
}
struct softap_config conf_compare;
if(WiFi._persistent){
wifi_softap_get_config_default(&conf_compare);
}
else {
wifi_softap_get_config(&conf_compare);
}
if(!softap_config_equal(conf, conf_compare)) {
ETS_UART_INTR_DISABLE();
if(WiFi._persistent) {
ret = wifi_softap_set_config(&conf);
} else {
ret = wifi_softap_set_config_current(&conf);
}
ETS_UART_INTR_ENABLE();
if(!ret) {
DEBUG_WIFI("[AP] set_config failed!\n");
return false;
}
} else {
DEBUG_WIFI("[AP] softap config unchanged\n");
}
if(wifi_softap_dhcps_status() != DHCP_STARTED) {
DEBUG_WIFI("[AP] DHCP not started, starting...\n");
if(!wifi_softap_dhcps_start()) {
DEBUG_WIFI("[AP] wifi_softap_dhcps_start failed!\n");
ret = false;
}
}
// check IP config
struct ip_info ip;
if(wifi_get_ip_info(SOFTAP_IF, &ip)) {
if(ip.ip.addr == 0x00000000) {
// Invalid config
DEBUG_WIFI("[AP] IP config Invalid resetting...\n");
//192.168.244.1 , 192.168.244.1 , 255.255.255.0
ret = softAPConfig(0x01F4A8C0, 0x01F4A8C0, 0x00FFFFFF);
if(!ret) {
DEBUG_WIFI("[AP] softAPConfig failed!\n");
ret = false;
}
}
} else {
DEBUG_WIFI("[AP] wifi_get_ip_info failed!\n");
ret = false;
}
return ret;
}
/**
* Configure access point
* @param local_ip access point IP
* @param gateway gateway IP
* @param subnet subnet mask
*/
bool ESP8266WiFiAPClass::softAPConfig(IPAddress local_ip, IPAddress gateway, IPAddress subnet) {
DEBUG_WIFI("[APConfig] local_ip: %s gateway: %s subnet: %s\n", local_ip.toString().c_str(), gateway.toString().c_str(), subnet.toString().c_str());
if(!WiFi.enableAP(true)) {
// enable AP failed
DEBUG_WIFI("[APConfig] enableAP failed!\n");
return false;
}
bool ret = true;
struct ip_info info;
info.ip.addr = static_cast<uint32_t>(local_ip);
info.gw.addr = static_cast<uint32_t>(gateway);
info.netmask.addr = static_cast<uint32_t>(subnet);
if(!wifi_softap_dhcps_stop()) {
DEBUG_WIFI("[APConfig] wifi_softap_dhcps_stop failed!\n");
}
if(!wifi_set_ip_info(SOFTAP_IF, &info)) {
DEBUG_WIFI("[APConfig] wifi_set_ip_info failed!\n");
ret = false;
}
struct dhcps_lease dhcp_lease;
IPAddress ip = local_ip;
ip[3] += 99;
dhcp_lease.start_ip.addr = static_cast<uint32_t>(ip);
DEBUG_WIFI("[APConfig] DHCP IP start: %s\n", ip.toString().c_str());
ip[3] += 100;
dhcp_lease.end_ip.addr = static_cast<uint32_t>(ip);
DEBUG_WIFI("[APConfig] DHCP IP end: %s\n", ip.toString().c_str());
if(!wifi_softap_set_dhcps_lease(&dhcp_lease)) {
DEBUG_WIFI("[APConfig] wifi_set_ip_info failed!\n");
ret = false;
}
// set lease time to 720min --> 12h
if(!wifi_softap_set_dhcps_lease_time(720)) {
DEBUG_WIFI("[APConfig] wifi_softap_set_dhcps_lease_time failed!\n");
ret = false;
}
uint8 mode = 1;
if(!wifi_softap_set_dhcps_offer_option(OFFER_ROUTER, &mode)) {
DEBUG_WIFI("[APConfig] wifi_softap_set_dhcps_offer_option failed!\n");
ret = false;
}
if(!wifi_softap_dhcps_start()) {
DEBUG_WIFI("[APConfig] wifi_softap_dhcps_start failed!\n");
ret = false;
}
// check config
if(wifi_get_ip_info(SOFTAP_IF, &info)) {
if(info.ip.addr == 0x00000000) {
DEBUG_WIFI("[APConfig] IP config Invalid?!\n");
ret = false;
} else if(local_ip != info.ip.addr) {
ip = info.ip.addr;
DEBUG_WIFI("[APConfig] IP config not set correct?! new IP: %s\n", ip.toString().c_str());
ret = false;
}
} else {
DEBUG_WIFI("[APConfig] wifi_get_ip_info failed!\n");
ret = false;
}
return ret;
}
