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esp8266/modnetwork: Implement WLAN.status('rssi') for STA interface.

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This will return the RSSI of the AP that the STA is connected to.
This commit is contained in:
Damien George 2018-02-26 16:41:13 +11:00
parent 01dcd5bb71
commit c5fe610ba1
2 changed files with 23 additions and 7 deletions
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6
docs/library/network.rst
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@ -383,10 +383,11 @@ parameter should be `id`.
* 0 -- visible
* 1 -- hidden
.. method:: wlan.status()
.. method:: wlan.status([param])
Return the current status of the wireless connection.
When called with no argument the return value describes the network link status.
The possible statuses are defined as constants:
* ``STAT_IDLE`` -- no connection and no activity,
@ -396,6 +397,9 @@ parameter should be `id`.
* ``STAT_CONNECT_FAIL`` -- failed due to other problems,
* ``STAT_GOT_IP`` -- connection successful.
When called with one argument *param* should be a string naming the status
parameter to retrieve. Supported parameters in WiFI STA mode are: ``'rssi'``.
.. method:: wlan.isconnected()
In case of STA mode, returns ``True`` if connected to a WiFi access

24
ports/esp8266/modnetwork.c
View File

@ -150,14 +150,26 @@ 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) {
wlan_if_obj_t *self = MP_OBJ_TO_PTR(self_in);
if (self->if_id == STATION_IF) {
return MP_OBJ_NEW_SMALL_INT(wifi_station_get_connect_status());
STATIC mp_obj_t esp_status(size_t n_args, const mp_obj_t *args) {
wlan_if_obj_t *self = MP_OBJ_TO_PTR(args[0]);
if (n_args == 1) {
// Get link status
if (self->if_id == STATION_IF) {
return MP_OBJ_NEW_SMALL_INT(wifi_station_get_connect_status());
}
return MP_OBJ_NEW_SMALL_INT(-1);
} else {
// Get specific status parameter
switch (mp_obj_str_get_qstr(args[1])) {
case MP_QSTR_rssi:
if (self->if_id == STATION_IF) {
return MP_OBJ_NEW_SMALL_INT(wifi_station_get_rssi());
}
}
mp_raise_ValueError("unknown status param");
}
return MP_OBJ_NEW_SMALL_INT(-1);
}
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_list = NULL;