290 lines
11 KiB
C
290 lines
11 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Glenn Ruben Bakke
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <string.h>
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#include "py/obj.h"
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#include "py/runtime.h"
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#include "py/objstr.h"
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#include "py/objlist.h"
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#if MICROPY_PY_UBLUEPY
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#include "ble_drv.h"
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STATIC void ubluepy_peripheral_print(const mp_print_t *print, mp_obj_t o, mp_print_kind_t kind) {
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ubluepy_peripheral_obj_t * self = (ubluepy_peripheral_obj_t *)o;
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(void)self;
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mp_printf(print, "Peripheral");
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}
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STATIC void gap_event_handler(mp_obj_t self_in, uint16_t event_id, uint16_t conn_handle, uint16_t length, uint8_t * data) {
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ubluepy_peripheral_obj_t *self = MP_OBJ_TO_PTR(self_in);
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if (event_id == 16) { // connect event
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self->conn_handle = conn_handle;
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} else if (event_id == 17) { // disconnect event
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self->conn_handle = 0xFFFF; // invalid connection handle
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}
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if (self->conn_handler != mp_const_none) {
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mp_obj_t args[3];
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mp_uint_t num_of_args = 3;
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args[0] = MP_OBJ_NEW_SMALL_INT(event_id);
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args[1] = MP_OBJ_NEW_SMALL_INT(length);
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if (data != NULL) {
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args[2] = mp_obj_new_bytearray_by_ref(length, data);
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} else {
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args[2] = mp_const_none;
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}
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// for now hard-code all events to conn_handler
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mp_call_function_n_kw(self->conn_handler, num_of_args, 0, args);
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}
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(void)self;
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}
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STATIC void gatts_event_handler(mp_obj_t self_in, uint16_t event_id, uint16_t attr_handle, uint16_t length, uint8_t * data) {
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ubluepy_peripheral_obj_t *self = MP_OBJ_TO_PTR(self_in);
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if (self->conn_handler != mp_const_none) {
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mp_obj_t args[3];
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mp_uint_t num_of_args = 3;
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args[0] = MP_OBJ_NEW_SMALL_INT(event_id);
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args[1] = MP_OBJ_NEW_SMALL_INT(length);
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if (data != NULL) {
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args[2] = mp_obj_new_bytearray_by_ref(length, data);
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} else {
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args[2] = mp_const_none;
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}
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// for now hard-code all events to conn_handler
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mp_call_function_n_kw(self->conn_handler, num_of_args, 0, args);
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}
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}
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STATIC mp_obj_t ubluepy_peripheral_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
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enum {
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ARG_NEW_DEVICE_ADDR,
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ARG_NEW_ADDR_TYPE
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};
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static const mp_arg_t allowed_args[] = {
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{ ARG_NEW_DEVICE_ADDR, MP_ARG_OBJ, {.u_obj = mp_const_none} },
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{ ARG_NEW_ADDR_TYPE, MP_ARG_OBJ, {.u_obj = mp_const_none} },
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};
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// parse args
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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ubluepy_peripheral_obj_t *s = m_new_obj(ubluepy_peripheral_obj_t);
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s->base.type = type;
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ble_drv_gap_event_handler_set(MP_OBJ_FROM_PTR(s), gap_event_handler);
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ble_drv_gatts_event_handler_set(MP_OBJ_FROM_PTR(s), gatts_event_handler);
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s->delegate = mp_const_none;
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s->conn_handler = mp_const_none;
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s->notif_handler = mp_const_none;
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s->conn_handle = 0xFFFF;
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s->service_list = mp_obj_new_list(0, NULL);
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return MP_OBJ_FROM_PTR(s);
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}
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/// \method withDelegate(DefaultDelegate)
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/// Set delegate instance for handling Bluetooth LE events.
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///
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STATIC mp_obj_t peripheral_with_delegate(mp_obj_t self_in, mp_obj_t delegate) {
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ubluepy_peripheral_obj_t *self = MP_OBJ_TO_PTR(self_in);
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self->delegate = delegate;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(ubluepy_peripheral_with_delegate_obj, peripheral_with_delegate);
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/// \method setNotificationHandler(func)
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/// Set handler for Bluetooth LE notification events.
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///
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STATIC mp_obj_t peripheral_set_notif_handler(mp_obj_t self_in, mp_obj_t func) {
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ubluepy_peripheral_obj_t *self = MP_OBJ_TO_PTR(self_in);
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self->notif_handler = func;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(ubluepy_peripheral_set_notif_handler_obj, peripheral_set_notif_handler);
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/// \method setConnectionHandler(func)
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/// Set handler for Bluetooth LE connection events.
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///
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STATIC mp_obj_t peripheral_set_conn_handler(mp_obj_t self_in, mp_obj_t func) {
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ubluepy_peripheral_obj_t *self = MP_OBJ_TO_PTR(self_in);
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self->conn_handler = func;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(ubluepy_peripheral_set_conn_handler_obj, peripheral_set_conn_handler);
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/// \method advertise(device_name, [service=[service1, service2, ...]], [data=bytearray])
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/// Start advertising.
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///
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STATIC mp_obj_t peripheral_advertise(mp_uint_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
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static const mp_arg_t allowed_args[] = {
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{ MP_QSTR_device_name, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
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{ MP_QSTR_services, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
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{ MP_QSTR_data, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} },
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};
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// parse args
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mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
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mp_arg_parse_all(n_args - 1, pos_args + 1, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
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// ubluepy_peripheral_obj_t *self = MP_OBJ_TO_PTR(pos_args[0]);
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mp_obj_t device_name_obj = args[0].u_obj;
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mp_obj_t service_obj = args[1].u_obj;
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mp_obj_t data_obj = args[2].u_obj;
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ubluepy_advertise_data_t adv_data;
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memset(&adv_data, 0, sizeof(ubluepy_advertise_data_t));
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if (device_name_obj != mp_const_none && MP_OBJ_IS_STR(device_name_obj)) {
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GET_STR_DATA_LEN(device_name_obj, str_data, str_len);
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adv_data.p_device_name = (uint8_t *)str_data;
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adv_data.device_name_len = str_len;
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}
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if (service_obj != mp_const_none) {
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mp_obj_t * services = NULL;
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mp_uint_t num_services;
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mp_obj_get_array(service_obj, &num_services, &services);
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if (num_services > 0) {
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adv_data.p_services = services;
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adv_data.num_of_services = num_services;
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}
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}
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if (data_obj != mp_const_none) {
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}
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(void)ble_drv_advertise_data(&adv_data);
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_KW(ubluepy_peripheral_advertise_obj, 1, peripheral_advertise);
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/// \method disconnect()
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/// disconnect connection.
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///
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STATIC mp_obj_t peripheral_disconnect(mp_obj_t self_in) {
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ubluepy_peripheral_obj_t *self = MP_OBJ_TO_PTR(self_in);
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(void)self;
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(ubluepy_peripheral_disconnect_obj, peripheral_disconnect);
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/// \method addService(Service)
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/// Add service to the Peripheral.
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///
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STATIC mp_obj_t peripheral_add_service(mp_obj_t self_in, mp_obj_t service) {
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ubluepy_peripheral_obj_t * self = MP_OBJ_TO_PTR(self_in);
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ubluepy_service_obj_t * p_service = MP_OBJ_TO_PTR(service);
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p_service->p_periph = self;
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mp_obj_list_append(self->service_list, service);
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return mp_const_none;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_2(ubluepy_peripheral_add_service_obj, peripheral_add_service);
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/// \method getServices()
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/// Return list with all service registered in the Peripheral.
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///
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STATIC mp_obj_t peripheral_get_services(mp_obj_t self_in) {
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ubluepy_peripheral_obj_t * self = MP_OBJ_TO_PTR(self_in);
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return self->service_list;
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(ubluepy_peripheral_get_services_obj, peripheral_get_services);
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STATIC const mp_map_elem_t ubluepy_peripheral_locals_dict_table[] = {
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{ MP_OBJ_NEW_QSTR(MP_QSTR_withDelegate), (mp_obj_t)(&ubluepy_peripheral_with_delegate_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_setNotificationHandler), (mp_obj_t)(&ubluepy_peripheral_set_notif_handler_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_setConnectionHandler), (mp_obj_t)(&ubluepy_peripheral_set_conn_handler_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_getServices), (mp_obj_t)(&ubluepy_peripheral_get_services_obj) },
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#if MICROPY_PY_UBLUEPY_CENTRAL
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{ MP_OBJ_NEW_QSTR(MP_QSTR_connect), (mp_obj_t)(&ubluepy_peripheral_connect_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_disconnect), (mp_obj_t)(&ubluepy_peripheral_disconnect_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_getServiceByUUID), (mp_obj_t)(&ubluepy_peripheral_get_service_by_uuid_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_getCharacteristics), (mp_obj_t)(&ubluepy_peripheral_get_chars_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_getDescriptors), (mp_obj_t)(&ubluepy_peripheral_get_descs_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_waitForNotifications), (mp_obj_t)(&ubluepy_peripheral_wait_for_notif_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_writeCharacteristic), (mp_obj_t)(&ubluepy_peripheral_write_char_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_readCharacteristic), (mp_obj_t)(&ubluepy_peripheral_read_char_obj) },
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#endif
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#if MICROPY_PY_UBLUEPY_PERIPHERAL
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{ MP_OBJ_NEW_QSTR(MP_QSTR_advertise), (mp_obj_t)(&ubluepy_peripheral_advertise_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_disconnect), (mp_obj_t)(&ubluepy_peripheral_disconnect_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_addService), (mp_obj_t)(&ubluepy_peripheral_add_service_obj) },
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#if 0
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{ MP_OBJ_NEW_QSTR(MP_QSTR_addCharacteristic), (mp_obj_t)(&ubluepy_peripheral_add_char_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_addDescriptor), (mp_obj_t)(&ubluepy_peripheral_add_desc_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_writeCharacteristic), (mp_obj_t)(&ubluepy_peripheral_write_char_obj) },
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{ MP_OBJ_NEW_QSTR(MP_QSTR_readCharacteristic), (mp_obj_t)(&ubluepy_peripheral_read_char_obj) },
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#endif
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#endif
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#if MICROPY_PY_UBLUEPY_BROADCASTER
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{ MP_OBJ_NEW_QSTR(MP_QSTR_advertise), (mp_obj_t)(&ubluepy_peripheral_advertise_obj) },
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#endif
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#if MICROPY_PY_UBLUEPY_OBSERVER
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// Nothing yet.
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#endif
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};
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STATIC MP_DEFINE_CONST_DICT(ubluepy_peripheral_locals_dict, ubluepy_peripheral_locals_dict_table);
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const mp_obj_type_t ubluepy_peripheral_type = {
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{ &mp_type_type },
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.name = MP_QSTR_Peripheral,
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.print = ubluepy_peripheral_print,
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.make_new = ubluepy_peripheral_make_new,
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.locals_dict = (mp_obj_t)&ubluepy_peripheral_locals_dict
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};
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#endif // MICROPY_PY_UBLUEPY
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