picow-ap progress

Author: bill88t

locale/circuitpython.pot

@@ -106,7 +106,7 @@ msgstr ""
 msgid "%q in use"
 msgstr ""
 
-#: py/obj.c py/objstr.c py/objstrunicode.c
+#: py/objstr.c py/objstrunicode.c
 msgid "%q index out of range"
 msgstr ""
 
@@ -171,7 +171,7 @@ msgstr ""
 msgid "%q must be an int"
 msgstr ""
 
-#: py/argcheck.c
+#: py/argcheck.c py/obj.c
 msgid "%q must be of type %q"
 msgstr ""
 
@@ -397,6 +397,10 @@ msgstr ""
 msgid "ADC2 is being used by WiFi"
 msgstr ""
 
+#: ports/raspberrypi/common-hal/wifi/Radio.c
+msgid "AP cannot be stopped."
+msgstr ""
+
 #: shared-bindings/_bleio/Address.c shared-bindings/ipaddress/IPv4Address.c
 #, c-format
 msgid "Address must be %d bytes long"
@@ -478,10 +482,18 @@ msgstr ""
 msgid "Already advertising."
 msgstr ""
 
+#: ports/raspberrypi/common-hal/wifi/Radio.c
+msgid "Already connected to station."
+msgstr ""
+
 #: ports/atmel-samd/common-hal/canio/Listener.c
 msgid "Already have all-matches listener"
 msgstr ""
 
+#: ports/raspberrypi/common-hal/wifi/Radio.c
+msgid "Already in access point mode."
+msgstr ""
+
 #: ports/espressif/common-hal/coproc/__init__.c
 #: shared-module/memorymonitor/AllocationAlarm.c
 #: shared-module/memorymonitor/AllocationSize.c
@@ -3153,7 +3165,7 @@ msgid "index is out of bounds"
 msgstr ""
 
 #: extmod/ulab/code/numpy/numerical.c extmod/ulab/code/ulab_tools.c
-#: ports/espressif/common-hal/pulseio/PulseIn.c py/obj.c
+#: ports/espressif/common-hal/pulseio/PulseIn.c
 #: shared-bindings/bitmaptools/__init__.c
 msgid "index out of range"
 msgstr ""

ports/raspberrypi/common-hal/wifi/Radio.c

@@ -155,41 +155,65 @@ void common_hal_wifi_radio_start_station(wifi_radio_obj_t *self) {
 }
 
 void common_hal_wifi_radio_stop_station(wifi_radio_obj_t *self) {
+
+    // <strike>This is wrong</strike> This is fine.
     cyw43_wifi_leave(&cyw43_state, CYW43_ITF_STA);
-    // This is wrong, but without this call the state of ITF_STA is still
-    // reported as CYW43_LINK_JOIN (by wifi_link_status) and CYW43_LINK_UP
-    // (by tcpip_link_status). Until AP support is added, we can ignore the
-    // problem.
     cyw43_wifi_leave(&cyw43_state, CYW43_ITF_AP);
+
     bindings_cyw43_wifi_enforce_pm();
 }
 
 void common_hal_wifi_radio_start_ap(wifi_radio_obj_t *self, uint8_t *ssid, size_t ssid_len, uint8_t *password, size_t password_len, uint8_t channel, uint8_t authmode, uint8_t max_connections) {
     if (!common_hal_wifi_radio_get_enabled(self)) {
         mp_raise_RuntimeError(translate("wifi is not enabled"));
     }
-    // Is there a better way?
-    common_hal_wifi_radio_stop_station(self);
+
+    if (cyw43_tcpip_link_status(&cyw43_state, CYW43_ITF_STA) != CYW43_LINK_DOWN) {
+        mp_raise_RuntimeError(translate("Already connected to station."));
+    }
+
+    common_hal_wifi_radio_stop_ap(self);
 
     // Channel can only be changed after inital powerup and config of ap.
     // Defaults to 1 if not set or invalid (i.e. 13)
     cyw43_wifi_ap_set_channel(&cyw43_state, (const uint32_t)channel);
 
     cyw43_arch_enable_ap_mode((const char *)ssid, (const char *)password, CYW43_AUTH_WPA2_AES_PSK);
+
     // TODO: Implement authmode check like in espressif
     bindings_cyw43_wifi_enforce_pm();
 }
 
 void common_hal_wifi_radio_stop_ap(wifi_radio_obj_t *self) {
-    common_hal_wifi_radio_stop_station(self);
-    // I mean, since it already does both..
+    if (!common_hal_wifi_radio_get_enabled(self)) {
+        mp_raise_RuntimeError(translate("wifi is not enabled"));
+    }
+
+    if (cyw43_tcpip_link_status(&cyw43_state, CYW43_ITF_AP) != CYW43_LINK_DOWN) {
+        mp_raise_NotImplementedError(translate("AP cannot be stopped."));
+    }
+
+    /*
+     * AP cannot be disconnected. cyw43_wifi_leave is broken.
+     * This code snippet should work, but doesn't.
+     *
+     * cyw43_wifi_leave(&cyw43_state, CYW43_ITF_AP);
+     * cyw43_wifi_leave(&cyw43_state, CYW43_ITF_STA);
+     *
+     * bindings_cyw43_wifi_enforce_pm();
+     */
 }
 
 wifi_radio_error_t common_hal_wifi_radio_connect(wifi_radio_obj_t *self, uint8_t *ssid, size_t ssid_len, uint8_t *password, size_t password_len, uint8_t channel, mp_float_t timeout, uint8_t *bssid, size_t bssid_len) {
     if (!common_hal_wifi_radio_get_enabled(self)) {
         mp_raise_RuntimeError(translate("wifi is not enabled"));
     }
 
+    if (cyw43_tcpip_link_status(&cyw43_state, CYW43_ITF_AP) != CYW43_LINK_DOWN) {
+        mp_raise_RuntimeError(translate("Already in access point mode."));
+    }
+
+
     size_t timeout_ms = timeout <= 0 ? 8000 : (size_t)MICROPY_FLOAT_C_FUN(ceil)(timeout * 1000);
     uint64_t start = port_get_raw_ticks(NULL);
     uint64_t deadline = start + timeout_ms;