1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
/*
* 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 <string.h>
#include <stdbool.h>
#include "py/nlr.h"
#include "py/obj.h"
#include "py/gc.h"
#include "py/runtime.h"
#include MICROPY_HAL_H
#include "queue.h"
#include "user_interface.h"
#define MODESP_INCLUDE_CONSTANTS (1)
// Singleton instance of scan callback, meaning that there can be only
// one concurrent AP scan.
STATIC mp_obj_t scan_cb_obj;
static void error_check(bool status, const char *msg) {
if (!status) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_OSError, msg));
}
}
mp_obj_t call_function_1_protected(mp_obj_t fun, mp_obj_t arg) {
nlr_buf_t nlr;
if (nlr_push(&nlr) == 0) {
return mp_call_function_1(fun, arg);
} else {
mp_obj_print_exception(&mp_plat_print, (mp_obj_t)nlr.ret_val);
return (mp_obj_t)nlr.ret_val;
}
}
STATIC void esp_scan_cb(scaninfo *si, STATUS status) {
//printf("in pyb_scan_cb: %d, si=%p, si->pbss=%p\n", status, si, si->pbss);
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(scan_cb_obj, t);
}
}
}
STATIC mp_obj_t esp_scan(mp_obj_t cb_in) {
scan_cb_obj = cb_in;
wifi_set_opmode(STATION_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 mp_obj_t esp_connect(mp_obj_t ssid_in, mp_obj_t passwd_in) {
struct station_config config = {{0}};
mp_uint_t len;
const char *p;
p = mp_obj_str_get_data(ssid_in, &len);
memcpy(config.ssid, p, len);
p = mp_obj_str_get_data(passwd_in, &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_2(esp_connect_obj, 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 mp_obj_t esp_status() {
return MP_OBJ_NEW_SMALL_INT(wifi_station_get_connect_status());
}
STATIC MP_DEFINE_CONST_FUN_OBJ_0(esp_status_obj, esp_status);
STATIC const mp_map_elem_t esp_module_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_esp) },
{ 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 },
{ MP_OBJ_NEW_QSTR(MP_QSTR_status), (mp_obj_t)&esp_status_obj },
#if MODESP_INCLUDE_CONSTANTS
{ MP_OBJ_NEW_QSTR(MP_QSTR_STAT_IDLE),
MP_OBJ_NEW_SMALL_INT(STATION_IDLE)},
{ MP_OBJ_NEW_QSTR(MP_QSTR_STAT_CONNECTING),
MP_OBJ_NEW_SMALL_INT(STATION_CONNECTING)},
{ MP_OBJ_NEW_QSTR(MP_QSTR_STAT_WRONG_PASSWORD),
MP_OBJ_NEW_SMALL_INT(STATION_WRONG_PASSWORD)},
{ MP_OBJ_NEW_QSTR(MP_QSTR_STAT_NO_AP_FOUND),
MP_OBJ_NEW_SMALL_INT(STATION_NO_AP_FOUND)},
{ MP_OBJ_NEW_QSTR(MP_QSTR_STAT_CONNECT_FAIL),
MP_OBJ_NEW_SMALL_INT(STATION_CONNECT_FAIL)},
{ MP_OBJ_NEW_QSTR(MP_QSTR_STAT_GOT_IP),
MP_OBJ_NEW_SMALL_INT(STATION_GOT_IP)},
#endif
};
STATIC MP_DEFINE_CONST_DICT(esp_module_globals, esp_module_globals_table);
const mp_obj_module_t esp_module = {
.base = { &mp_type_module },
.name = MP_QSTR_esp,
.globals = (mp_obj_dict_t*)&esp_module_globals,
};
|
