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esp32/modnetwork: Implement status('stations') to list STAs in AP mode. 

The method returns a list of tuples representing the connected stations.
The first element of the tuple is the MAC address of the station.
This commit is contained in:
Lee Seong Per 2018-02-22 16:29:40 +08:00 committed by Damien George
parent d4470af239
commit 478ce8f7e3
1 changed files with 28 additions and 3 deletions
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31
ports/esp32/modnetwork.c
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@ -275,11 +275,36 @@ STATIC mp_obj_t esp_disconnect(mp_obj_t self_in) {
STATIC MP_DEFINE_CONST_FUN_OBJ_1(esp_disconnect_obj, esp_disconnect);
STATIC mp_obj_t esp_status(mp_obj_t self_in) {
STATIC mp_obj_t esp_status(size_t n_args, const mp_obj_t *args) {
if (n_args == 1) {
// no arguments: return None until link status is implemented
return mp_const_none;
}
// one argument: return status based on query parameter
switch ((uintptr_t)args[1]) {
case (uintptr_t)MP_OBJ_NEW_QSTR(MP_QSTR_stations): {
// return list of connected stations, only if in soft-AP mode
require_if(args[0], WIFI_IF_AP);
wifi_sta_list_t station_list;
ESP_EXCEPTIONS(esp_wifi_ap_get_sta_list(&station_list));
wifi_sta_info_t *stations = (wifi_sta_info_t*)station_list.sta;
mp_obj_t list = mp_obj_new_list(0, NULL);
for (int i = 0; i < station_list.num; ++i) {
mp_obj_tuple_t *t = mp_obj_new_tuple(1, NULL);
t->items[0] = mp_obj_new_bytes(stations[i].mac, sizeof(stations[i].mac));
mp_obj_list_append(list, t);
}
return list;
}
default:
mp_raise_ValueError("unknown status param");
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(esp_status_obj, esp_status);
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(esp_status_obj, 1, 2, esp_status);
STATIC mp_obj_t esp_scan(mp_obj_t self_in) {
// check that STA mode is active