circuitpython/ports/raspberrypi/common-hal/wifi/__init__.c

125 lines
4.0 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "common-hal/wifi/__init__.h"
#include "shared-bindings/wifi/__init__.h"
#include "shared-bindings/ipaddress/IPv4Address.h"
#include "shared-bindings/wifi/Monitor.h"
#include "shared-bindings/wifi/Radio.h"
#include "py/mperrno.h"
#include "py/mpstate.h"
#include "py/runtime.h"
wifi_radio_obj_t common_hal_wifi_radio_obj;
#include "supervisor/port.h"
#include "supervisor/shared/status_bar.h"
#include "supervisor/workflow.h"
static bool wifi_inited;
static bool wifi_ever_inited;
static bool wifi_user_initiated;
void common_hal_wifi_init(bool user_initiated) {
wifi_radio_obj_t *self = &common_hal_wifi_radio_obj;
if (wifi_inited) {
if (user_initiated && !wifi_user_initiated) {
common_hal_wifi_radio_set_enabled(self, true);
}
return;
}
wifi_inited = true;
wifi_user_initiated = user_initiated;
common_hal_wifi_radio_obj.base.type = &wifi_radio_type;
common_hal_wifi_radio_obj.current_scan = NULL;
if (!wifi_ever_inited) {
}
wifi_ever_inited = true;
// set station mode to avoid the default SoftAP
common_hal_wifi_radio_start_station(self);
// start wifi
common_hal_wifi_radio_set_enabled(self, true);
}
void wifi_user_reset(void) {
if (wifi_user_initiated) {
wifi_reset();
wifi_user_initiated = false;
}
}
void wifi_reset(void) {
if (!wifi_inited) {
return;
}
// the cyw43 wifi chip is not reset due to https://github.com/raspberrypi/pico-sdk/issues/980
common_hal_wifi_monitor_deinit(MP_STATE_VM(wifi_monitor_singleton));
common_hal_wifi_radio_obj.current_scan = NULL;
common_hal_wifi_radio_set_enabled(&common_hal_wifi_radio_obj, false);
supervisor_workflow_request_background();
}
void common_hal_wifi_gc_collect(void) {
common_hal_wifi_radio_gc_collect(&common_hal_wifi_radio_obj);
}
void raise_cyw_error(int err) {
int mp_errno;
switch (err) {
case -CYW43_EIO:
mp_errno = MP_EIO;
break;
case -CYW43_EPERM:
mp_errno = MP_EPERM;
break;
case -CYW43_EINVAL:
mp_errno = MP_EINVAL;
break;
case -CYW43_ETIMEDOUT:
mp_errno = MP_ETIMEDOUT;
break;
default:
mp_raise_OSError_msg_varg(MP_ERROR_TEXT("Unknown error code %d"), err);
}
mp_raise_OSError(mp_errno);
}
void ipaddress_ipaddress_to_lwip(mp_obj_t ip_address, ip_addr_t *lwip_ip_address) {
if (!mp_obj_is_type(ip_address, &ipaddress_ipv4address_type)) {
mp_raise_ValueError(MP_ERROR_TEXT("Only IPv4 addresses supported"));
}
mp_obj_t packed = common_hal_ipaddress_ipv4address_get_packed(ip_address);
size_t len;
const char *bytes = mp_obj_str_get_data(packed, &len);
IP_ADDR4(lwip_ip_address, bytes[0], bytes[1], bytes[2], bytes[3]);
}