circuitpython/ports/nrf/modules/ubluepy/ubluepy_scanner.c

125 lines
4.1 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2017 Glenn Ruben Bakke
*
* 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 <string.h>
#include "py/obj.h"
#include "py/runtime.h"
#include "py/objstr.h"
#include "py/objlist.h"
#if MICROPY_PY_UBLUEPY_CENTRAL
#include "ble_drv.h"
#include "hal_time.h"
STATIC void adv_event_handler(mp_obj_t self_in, uint16_t event_id, ble_drv_adv_data_t * data) {
ubluepy_scanner_obj_t *self = MP_OBJ_TO_PTR(self_in);
ubluepy_scan_entry_obj_t * item = m_new_obj(ubluepy_scan_entry_obj_t);
item->base.type = &ubluepy_scan_entry_type;
vstr_t vstr;
vstr_init(&vstr, 17);
vstr_printf(&vstr, ""HEX2_FMT":"HEX2_FMT":"HEX2_FMT":" \
HEX2_FMT":"HEX2_FMT":"HEX2_FMT"",
data->p_peer_addr[5], data->p_peer_addr[4], data->p_peer_addr[3],
data->p_peer_addr[2], data->p_peer_addr[1], data->p_peer_addr[0]);
item->addr = mp_obj_new_str(vstr.buf, vstr.len, false);
vstr_clear(&vstr);
item->addr_type = data->addr_type;
item->rssi = data->rssi;
item->data = mp_obj_new_bytearray(data->data_len, data->p_data);
mp_obj_list_append(self->adv_reports, item);
}
STATIC void ubluepy_scanner_print(const mp_print_t *print, mp_obj_t o, mp_print_kind_t kind) {
ubluepy_scanner_obj_t * self = (ubluepy_scanner_obj_t *)o;
(void)self;
mp_printf(print, "Scanner");
}
STATIC mp_obj_t ubluepy_scanner_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
static const mp_arg_t allowed_args[] = {
};
// parse args
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
ubluepy_scanner_obj_t * s = m_new_obj(ubluepy_scanner_obj_t);
s->base.type = type;
return MP_OBJ_FROM_PTR(s);
}
/// \method scan(timeout)
/// Scan for devices. Timeout is in milliseconds and will set the duration
/// of the scanning.
///
STATIC mp_obj_t scanner_scan(mp_obj_t self_in, mp_obj_t timeout_in) {
ubluepy_scanner_obj_t * self = MP_OBJ_TO_PTR(self_in);
mp_int_t timeout = mp_obj_get_int(timeout_in);
self->adv_reports = mp_obj_new_list(0, NULL);
ble_drv_adv_report_handler_set(MP_OBJ_FROM_PTR(self), adv_event_handler);
// start
ble_drv_scan_start();
// sleep
mp_hal_delay_ms(timeout);
// stop
ble_drv_scan_stop();
return self->adv_reports;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(ubluepy_scanner_scan_obj, scanner_scan);
STATIC const mp_rom_map_elem_t ubluepy_scanner_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_scan), MP_ROM_PTR(&ubluepy_scanner_scan_obj) },
};
STATIC MP_DEFINE_CONST_DICT(ubluepy_scanner_locals_dict, ubluepy_scanner_locals_dict_table);
const mp_obj_type_t ubluepy_scanner_type = {
{ &mp_type_type },
.name = MP_QSTR_Scanner,
.print = ubluepy_scanner_print,
.make_new = ubluepy_scanner_make_new,
.locals_dict = (mp_obj_dict_t*)&ubluepy_scanner_locals_dict
};
#endif // MICROPY_PY_UBLUEPY_CENTRAL