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/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Paul Sokolovsky
*
* 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 <stdio.h>
#include <stdint.h>
#include <string.h>
#include <errno.h>
#include "py/nlr.h"
#include "py/objlist.h"
#include "py/runtime.h"
#include "netutils.h"
#include "queue.h"
#include "user_interface.h"
#include "espconn.h"
#include "ip_addr.h"
#include "spi_flash.h"
#include "utils.h"
void error_check(bool status, const char *msg);
extern const mp_obj_module_t network_module;
STATIC mp_obj_t get_module() {
return (mp_obj_t)&network_module;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(get_module_obj, get_module);
STATIC mp_obj_t esp_connect(mp_uint_t n_args, const mp_obj_t *args) {
struct station_config config = {{0}};
mp_uint_t len;
const char *p;
p = mp_obj_str_get_data(args[0], &len);
memcpy(config.ssid, p, len);
p = mp_obj_str_get_data(args[1], &len);
memcpy(config.password, p, len);
error_check(wifi_station_set_config(&config), "Cannot set STA config");
error_check(wifi_station_connect(), "Cannot connect to AP");
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(esp_connect_obj, 2, 6, esp_connect);
STATIC mp_obj_t esp_disconnect() {
error_check(wifi_station_disconnect(), "Cannot disconnect from AP");
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(esp_disconnect_obj, esp_disconnect);
STATIC void esp_scan_cb(scaninfo *si, STATUS status) {
struct bss_info *bs;
if (si->pbss) {
STAILQ_FOREACH(bs, si->pbss, next) {
mp_obj_tuple_t *t = mp_obj_new_tuple(6, NULL);
t->items[0] = mp_obj_new_bytes(bs->ssid, strlen((char*)bs->ssid));
t->items[1] = mp_obj_new_bytes(bs->bssid, sizeof(bs->bssid));
t->items[2] = MP_OBJ_NEW_SMALL_INT(bs->channel);
t->items[3] = MP_OBJ_NEW_SMALL_INT(bs->rssi);
t->items[4] = MP_OBJ_NEW_SMALL_INT(bs->authmode);
t->items[5] = MP_OBJ_NEW_SMALL_INT(bs->is_hidden);
call_function_1_protected(MP_STATE_PORT(scan_cb_obj), t);
}
}
}
STATIC mp_obj_t esp_scan(mp_obj_t cb_in) {
MP_STATE_PORT(scan_cb_obj) = cb_in;
if (wifi_get_opmode() == SOFTAP_MODE) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError,
"Scan not supported in AP mode"));
}
wifi_station_scan(NULL, (scan_done_cb_t)esp_scan_cb);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(esp_scan_obj, esp_scan);
STATIC const mp_map_elem_t mp_module_network_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_network) },
// MicroPython "network" module interface requires it to contains classes
// to instantiate. But as we have just a static network interace,
// use module as a "class", and just make all methods module-global
// functions.
{ MP_OBJ_NEW_QSTR(MP_QSTR_WLAN), (mp_obj_t)&get_module_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_connect), (mp_obj_t)&esp_connect_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_disconnect), (mp_obj_t)&esp_disconnect_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_scan), (mp_obj_t)&esp_scan_obj },
};
STATIC MP_DEFINE_CONST_DICT(mp_module_network_globals, mp_module_network_globals_table);
const mp_obj_module_t network_module = {
.base = { &mp_type_module },
.name = MP_QSTR_network,
.globals = (mp_obj_dict_t*)&mp_module_network_globals,
};
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