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/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2019 Jim Mussared
*
* 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.
*/
#ifndef MICROPY_INCLUDED_EXTMOD_NIMBLE_MODBLUETOOTH_NIMBLE_H
#define MICROPY_INCLUDED_EXTMOD_NIMBLE_MODBLUETOOTH_NIMBLE_H
#include "extmod/modbluetooth.h"
#define MP_BLUETOOTH_NIMBLE_MAX_SERVICES (8)
typedef struct _mp_bluetooth_nimble_pending_characteristic_t {
uint16_t value_handle;
uint8_t properties;
mp_obj_bluetooth_uuid_t uuid;
uint8_t ready;
} mp_bluetooth_nimble_pending_characteristic_t;
typedef struct _mp_bluetooth_nimble_root_pointers_t {
// Characteristic (and descriptor) value storage.
mp_gatts_db_t gatts_db;
// Pending service definitions.
size_t n_services;
struct ble_gatt_svc_def *services[MP_BLUETOOTH_NIMBLE_MAX_SERVICES];
#if MICROPY_PY_BLUETOOTH_ENABLE_L2CAP_CHANNELS
// L2CAP channels.
struct _mp_bluetooth_nimble_l2cap_channel_t *l2cap_chan;
bool l2cap_listening;
#endif
#if MICROPY_PY_BLUETOOTH_ENABLE_GATT_CLIENT
// Workaround to allow us to get the end_handle of each characteristic
// during discovery. See mp_bluetooth_gattc_discover_characteristics().
uint16_t char_disc_end_handle;
const mp_obj_bluetooth_uuid_t *char_filter_uuid;
mp_bluetooth_nimble_pending_characteristic_t pending_char_result;
#endif
} mp_bluetooth_nimble_root_pointers_t;
enum {
MP_BLUETOOTH_NIMBLE_BLE_STATE_OFF,
MP_BLUETOOTH_NIMBLE_BLE_STATE_STARTING,
MP_BLUETOOTH_NIMBLE_BLE_STATE_WAITING_FOR_SYNC,
MP_BLUETOOTH_NIMBLE_BLE_STATE_ACTIVE,
MP_BLUETOOTH_NIMBLE_BLE_STATE_STOPPING,
};
extern volatile int mp_bluetooth_nimble_ble_state;
// --- Optionally provided by the MicroPython port. ---------------------------
// (default implementations provided by modbluetooth_nimble.c)
// Tell the port to init the UART and start the HCI controller.
void mp_bluetooth_nimble_port_hci_init(void);
// Tell the port to deinit the UART and shutdown the HCI controller.
void mp_bluetooth_nimble_port_hci_deinit(void);
// Tell the port to run its background task (i.e. poll the UART and pump events).
void mp_bluetooth_nimble_port_start(void);
// Tell the port to stop its background task.
void mp_bluetooth_nimble_port_shutdown(void);
// --- Called by the HCI UART layer to let us know when packets have been sent.
void mp_bluetooth_nimble_sent_hci_packet(void);
#endif // MICROPY_INCLUDED_EXTMOD_NIMBLE_MODBLUETOOTH_NIMBLE_H
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