fix fuzzers for IPv6

This commit is contained in:
Sergio R. Caprile committed 2025-10-01 11:39:21 -03:00
1 parent af7602497d
commit 776360ca93
4 files changed
+50 -41

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@@ -203,23 +203,15 @@ static const struct mg_tcpip_driver_cyw_firmware fw = {
// mif user states
enum {AP, SCANNING, STOPPING_AP, CONNECTING, READY};
static unsigned int state;
static uint32_t s_ip, s_mask;
static void mif_fn(struct mg_tcpip_if *ifp, int ev, void *ev_data) {
// TODO(): should we include this inside ifp ? add an fn_data ?
if (ev == MG_TCPIP_EV_ST_CHG) {
MG_INFO(("State change: %u", *(uint8_t *) ev_data));
}
switch(state) {
case AP: // we are in AP mode, wait for a user connection to trigger a scan or a connection to a network
if (ev == MG_TCPIP_EV_ST_CHG && *(uint8_t *) ev_data == MG_TCPIP_STATE_UP) {
MG_INFO(("Access Point started"));
s_ip = ifp->ip, ifp->ip = MG_IPV4(192, 168, 169, 1);
s_mask = ifp->mask, ifp->mask = MG_IPV4(255, 255, 255, 0);
ifp->enable_dhcp_client = false;
ifp->enable_dhcp_server = true;
} else if (ev == MG_TCPIP_EV_ST_CHG && *(uint8_t *) ev_data == MG_TCPIP_STATE_READY) {
if (ev == MG_TCPIP_EV_ST_CHG && *(uint8_t *) ev_data == MG_TCPIP_STATE_READY) {
MG_INFO(("Access Point READY !"));
// simulate user request to scan for networks
@@ -233,7 +225,6 @@ static void mif_fn(struct mg_tcpip_if *ifp, int ev, void *ev_data) {
struct mg_wifi_scan_bss_data *bss = (struct mg_wifi_scan_bss_data *) ev_data;
MG_INFO(("BSS: %.*s (%u) (%M) %d dBm %u", bss->SSID.len, bss->SSID.buf, bss->channel, mg_print_mac, bss->BSSID, (int) bss->RSSI, bss->security));
} else if (ev == MG_TCPIP_EV_WIFI_SCAN_END) {
// struct mg_tcpip_driver_cyw_data *d = (struct mg_tcpip_driver_cyw_data *) ifp->driver_data;
MG_INFO(("Wi-Fi scan finished"));
// simulate user selection of a network (1/2: stop AP)
@@ -245,18 +236,14 @@ static void mif_fn(struct mg_tcpip_if *ifp, int ev, void *ev_data) {
break;
case STOPPING_AP:
if (ev == MG_TCPIP_EV_ST_CHG && *(uint8_t *) ev_data == MG_TCPIP_STATE_DOWN) {
struct mg_tcpip_driver_cyw_data *d = (struct mg_tcpip_driver_cyw_data *) ifp->driver_data;
d->apmode = false;
struct mg_wifi_data *wifi = &((struct mg_tcpip_driver_cyw_data *) ifp->driver_data)->wifi;
wifi->apmode = false;
// simulate user selection of a network (2/2: actual connect)
bool res = mg_wifi_connect(d->ssid, d->pass);
bool res = mg_wifi_connect(wifi);
MG_INFO(("Manually connecting: %s", res ? "OK":"FAIL"));
if (res) {
state = CONNECTING;
ifp->ip = s_ip;
ifp->mask = s_mask;
if (ifp->ip == 0) ifp->enable_dhcp_client = true;
ifp->enable_dhcp_server = false;
} // else manually start AP as below
}
break;
@@ -276,13 +263,13 @@ static void mif_fn(struct mg_tcpip_if *ifp, int ev, void *ev_data) {
case READY:
// go back to AP mode after a disconnection (simulation 2/2), you could retry
if (ev == MG_TCPIP_EV_ST_CHG && *(uint8_t *) ev_data == MG_TCPIP_STATE_DOWN) {
struct mg_tcpip_driver_cyw_data *d = (struct mg_tcpip_driver_cyw_data *) ifp->driver_data;
bool res = mg_wifi_ap_start(d->apssid, d->appass, d->apchannel);
struct mg_wifi_data *wifi = &((struct mg_tcpip_driver_cyw_data *) ifp->driver_data)->wifi;
bool res = mg_wifi_ap_start(wifi);
MG_INFO(("Disconnected"));
MG_INFO(("Manually starting AP: %s", res ? "OK":"FAIL"));
if (res) {
state = AP;
d->apmode = true;
wifi->apmode = true;
}
}
break;
@@ -291,7 +278,7 @@ static void mif_fn(struct mg_tcpip_if *ifp, int ev, void *ev_data) {
static struct mg_tcpip_driver_cyw_data d = {
(void *)&sdio, (struct mg_tcpip_driver_cyw_firmware *)&fw, WIFI_SSID, WIFI_PASS, "mongoose", "mongoose", 0, 0, 10, true, false};
{WIFI_SSID, WIFI_PASS, "mongoose", "mongoose", 0, 0, 0, 0, 10, true}, (void *)&sdio, (struct mg_tcpip_driver_cyw_firmware *)&fw, false};
/* USER CODE END 0 */
@@ -359,7 +346,9 @@ Error_Handler();
/* USER CODE BEGIN 2 */
hwspecific_sdio_init();
state = d.apmode ? AP : CONNECTING;
d.wifi.apip = MG_IPV4(192, 168, 169, 1),
d.wifi.apmask = MG_IPV4(255, 255, 255, 0),
state = d.wifi.apmode ? AP : CONNECTING;
struct mg_mgr mgr; // Initialise Mongoose event manager
mg_mgr_init(&mgr); // and attach it to the interface