mirror of https://github.com/labapart/gattlib
230 lines
11 KiB
Python
230 lines
11 KiB
Python
#
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# SPDX-License-Identifier: BSD-3-Clause
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#
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# Copyright (c) 2016-2024, Olivier Martin <olivier@labapart.org>
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#
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from ctypes import *
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import logging
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import pathlib
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try:
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# '_version.py' is generated by 'setup.py'
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from ._version import __version__
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except:
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pass
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logger = logging.getLogger(__name__)
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try:
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gattlib = cdll.LoadLibrary(str(pathlib.Path(__file__).with_name('libgattlib.so')))
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except OSError:
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# While in development, we might not have 'libgattlib.so' into the python directory
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# We can define 'libgattlib.so' location using LD_LIBRARY_PATH
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gattlib = CDLL('libgattlib.so')
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def native_logging(level: int, string: str):
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if level == 3:
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logger.debug(string)
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elif level == 2:
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logger.info(string)
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elif level == 1:
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logger.warning(string)
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elif level == 0:
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logger.error(string)
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else:
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logger.debug(string)
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try:
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# void gattlib_log_init(PyObject* logging_func)
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gattlib_log_init = gattlib.gattlib_log_init
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gattlib_log_init.argtypes = [py_object]
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# Declare Python function for logging native string
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gattlib_log_init(native_logging)
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except AttributeError:
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# Excepted when using a Gattlib logging backend without 'gattlib_log_init'
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pass
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# typedef struct {
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# uint8_t data[16];
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# } uint128_t;
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class GattlibUuid128(Structure):
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_fields_ = [("data", c_byte * 16)]
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# typedef struct {
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# uint8_t type;
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# union {
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# uint16_t uuid16;
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# uint32_t uuid32;
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# uint128_t uuid128;
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# } value;
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# } uuid_t;
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class GattlibUuidValue(Union):
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_fields_ = [("uuid16", c_ushort), ("uuid32", c_uint), ("uuid128", GattlibUuid128)]
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class GattlibUuid(Structure):
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_fields_ = [("type", c_byte), ("value", GattlibUuidValue)]
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# typedef struct {
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# uint16_t attr_handle_start;
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# uint16_t attr_handle_end;
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# uuid_t uuid;
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# } gattlib_primary_service_t;
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class GattlibPrimaryService(Structure):
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_fields_ = [("attr_handle_start", c_ushort),
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("attr_handle_end", c_ushort),
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("uuid", GattlibUuid)]
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# typedef struct {
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# uint16_t handle;
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# uint8_t properties;
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# uint16_t value_handle;
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# uuid_t uuid;
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# } gattlib_characteristic_t;
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class GattlibCharacteristic(Structure):
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_fields_ = [("handle", c_ushort),
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("properties", c_byte),
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("value_handle", c_ushort),
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("uuid", GattlibUuid)]
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# typedef struct {
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# uuid_t uuid;
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# uint8_t* data;
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# size_t data_length;
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# } gattlib_advertisement_data_t;
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class GattlibAdvertisementData(Structure):
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_fields_ = [("uuid", GattlibUuid),
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("data", c_void_p),
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("data_length", c_size_t)]
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# int gattlib_adapter_open(const char* adapter_name, gattlib_adapter_t** adapter);
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gattlib_adapter_open = gattlib.gattlib_adapter_open
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gattlib_adapter_open.argtypes = [c_char_p, POINTER(c_void_p)]
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# const char *gattlib_adapter_get_name(gattlib_adapter_t* adapter)
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gattlib_adapter_get_name = gattlib.gattlib_adapter_get_name
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gattlib_adapter_get_name.argtypes = [c_void_p]
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gattlib_adapter_get_name.restype = c_char_p
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# void gattlib_discovered_device_python_callback(gattlib_adapter_t* adapter, const char* addr, const char* name, void *user_data)
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gattlib_discovered_device_python_callback = gattlib.gattlib_discovered_device_python_callback
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gattlib_discovered_device_python_callback.argtypes = [c_void_p, c_char_p, c_char_p, py_object]
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gattlib_discovered_device_python_callback.restype = c_void_p
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# void gattlib_connected_device_python_callback(gattlib_adapter_t* adapter, const char *dst, gattlib_connection_t* connection, int error, void* user_data);
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gattlib_connected_device_python_callback = gattlib.gattlib_connected_device_python_callback
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gattlib_connected_device_python_callback.argtypes = [c_void_p, c_char_p, c_void_p, c_int, py_object]
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gattlib_connected_device_python_callback.restype = c_void_p
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# void gattlib_disconnected_device_python_callback(void *user_data)
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gattlib_disconnected_device_python_callback = gattlib.gattlib_disconnected_device_python_callback
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gattlib_disconnected_device_python_callback.argtypes = [py_object]
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gattlib_disconnected_device_python_callback.restype = c_void_p
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# void gattlib_notification_device_python_callback(const uuid_t* uuid, const uint8_t* data, size_t data_length, void* user_data);
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gattlib_notification_device_python_callback = gattlib.gattlib_notification_device_python_callback
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gattlib_notification_device_python_callback.argtypes = [c_void_p, c_void_p, c_int, c_void_p]
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gattlib_notification_device_python_callback.restype = c_void_p
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# void* gattlib_python_callback_args(PyObject* python_callback, PyObject* python_args) {
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gattlib_python_callback_args = gattlib.gattlib_python_callback_args
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gattlib_python_callback_args.argtypes = [py_object, py_object]
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gattlib_python_callback_args.restype = c_void_p
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# int gattlib_adapter_scan_enable_with_filter_non_blocking(gattlib_adapter_t* adapter, uuid_t **uuid_list, int16_t rssi_threshold, uint32_t enabled_filters,
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# gattlib_discovered_device_t discovered_device_cb, size_t timeout, void *user_data)
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gattlib_adapter_scan_enable_with_filter_non_blocking = gattlib.gattlib_adapter_scan_enable_with_filter_non_blocking
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gattlib_adapter_scan_enable_with_filter_non_blocking.argtypes = [c_void_p, POINTER(POINTER(GattlibUuid)), c_int16, c_uint32, c_void_p, c_size_t, c_void_p]
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# int gattlib_adapter_scan_eddystone(gattlib_adapter_t* adapter, int16_t rssi_threshold, uint32_t eddsytone_types,
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# gattlib_discovered_device_with_data_t discovered_device_cb, size_t timeout, void *user_data)
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gattlib_adapter_scan_eddystone = gattlib.gattlib_adapter_scan_eddystone
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gattlib_adapter_scan_eddystone.argtypes = [c_void_p, c_int16, c_uint32, py_object, c_size_t, py_object]
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# int gattlib_connect(gattlib_adapter_t* adapter, const char *dst, unsigned long options, gatt_connect_cb_t connect_cb, void* user_data)
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gattlib_connect = gattlib.gattlib_connect
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gattlib_connect.argtypes = [c_void_p, c_char_p, c_ulong, c_void_p, c_void_p]
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# int gattlib_disconnect(gattlib_connection_t* connection, bool wait_disconnection);
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gattlib_disconnect = gattlib.gattlib_disconnect
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gattlib_disconnect.argtypes = [c_void_p, c_bool]
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# int gattlib_discover_primary(gattlib_connection_t* connection, gattlib_primary_service_t** services, int* services_count);
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gattlib_discover_primary = gattlib.gattlib_discover_primary
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gattlib_discover_primary.argtypes = [c_void_p, POINTER(POINTER(GattlibPrimaryService)), POINTER(c_int)]
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# int gattlib_discover_char(gattlib_connection_t* connection, gattlib_characteristic_t** characteristics, int* characteristic_count);
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gattlib_discover_char = gattlib.gattlib_discover_char
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gattlib_discover_char.argtypes = [c_void_p, POINTER(POINTER(GattlibCharacteristic)), POINTER(c_int)]
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# int gattlib_read_char_by_uuid(gattlib_connection_t* connection, uuid_t* uuid, void** buffer, size_t* buffer_len);
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gattlib_read_char_by_uuid = gattlib.gattlib_read_char_by_uuid
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gattlib_read_char_by_uuid.argtypes = [c_void_p, POINTER(GattlibUuid), POINTER(c_void_p), POINTER(c_size_t)]
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# void gattlib_characteristic_free_value(void* buffer);
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gattlib_characteristic_free_value = gattlib.gattlib_characteristic_free_value
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gattlib_characteristic_free_value.argtypes = [c_void_p]
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# int gattlib_write_char_by_uuid(gattlib_connection_t* connection, uuid_t* uuid, const void* buffer, size_t buffer_len)
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gattlib_write_char_by_uuid = gattlib.gattlib_write_char_by_uuid
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gattlib_write_char_by_uuid.argtypes = [c_void_p, POINTER(GattlibUuid), c_void_p, c_size_t]
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# int gattlib_write_without_response_char_by_uuid(gattlib_connection_t* connection, uuid_t* uuid, const void* buffer, size_t buffer_len)
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gattlib_write_without_response_char_by_uuid = gattlib.gattlib_write_without_response_char_by_uuid
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gattlib_write_without_response_char_by_uuid.argtypes = [c_void_p, POINTER(GattlibUuid), c_void_p, c_size_t]
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# int gattlib_write_char_by_uuid_stream_open(gattlib_connection_t* connection, uuid_t* uuid, gattlib_stream_t **stream, uint16_t *mtu)
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gattlib_write_char_by_uuid_stream_open = gattlib.gattlib_write_char_by_uuid_stream_open
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gattlib_write_char_by_uuid_stream_open.argtypes = [c_void_p, POINTER(GattlibUuid), POINTER(c_void_p), POINTER(c_uint16)]
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# int gattlib_notification_start(gattlib_connection_t* connection, const uuid_t* uuid);
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gattlib_notification_start = gattlib.gattlib_notification_start
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gattlib_notification_start.argtypes = [c_void_p, POINTER(GattlibUuid)]
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# int gattlib_notification_stop(gattlib_connection_t* connection, const uuid_t* uuid);
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gattlib_notification_stop = gattlib.gattlib_notification_stop
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gattlib_notification_stop.argtypes = [c_void_p, POINTER(GattlibUuid)]
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# int gattlib_register_notification(gattlib_connection_t* connection, gattlib_event_handler_t notification_handler, void* user_data);
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gattlib_register_notification = gattlib.gattlib_register_notification
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gattlib_register_notification.argtypes = [c_void_p, c_void_p, c_void_p]
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# int gattlib_register_on_disconnect(gattlib_connection_t *connection, PyObject *handler, PyObject *user_data)
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gattlib_register_on_disconnect = gattlib.gattlib_register_on_disconnect
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gattlib_register_on_disconnect.argtypes = [c_void_p, c_void_p, c_void_p]
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# int gattlib_get_rssi(gattlib_connection_t *connection, int16_t *rssi)
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gattlib_get_rssi = gattlib.gattlib_get_rssi
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gattlib_get_rssi.argtypes = [c_void_p, POINTER(c_int16)]
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# int gattlib_get_rssi_from_mac(gattlib_adapter_t* adapter, const char *mac_address, int16_t *rssi)
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gattlib_get_rssi_from_mac = gattlib.gattlib_get_rssi_from_mac
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gattlib_get_rssi_from_mac.argtypes = [c_void_p, c_char_p, POINTER(c_int16)]
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# int gattlib_get_advertisement_data(gattlib_connection_t *connection,
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# gattlib_advertisement_data_t **advertisement_data, size_t *advertisement_data_count,
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# uint16_t *manufacturer_id, uint8_t **manufacturer_data, size_t *manufacturer_data_size)
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gattlib_get_advertisement_data = gattlib.gattlib_get_advertisement_data
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gattlib_get_advertisement_data.argtypes = [c_void_p, POINTER(POINTER(GattlibAdvertisementData)), POINTER(c_size_t), POINTER(c_uint16), POINTER(c_void_p), POINTER(c_size_t)]
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# int gattlib_get_advertisement_data_from_mac(gattlib_adapter_t* adapter, const char *mac_address,
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# gattlib_advertisement_data_t **advertisement_data, size_t *advertisement_data_length,
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# uint16_t *manufacturer_id, uint8_t **manufacturer_data, size_t *manufacturer_data_size)
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gattlib_get_advertisement_data_from_mac = gattlib.gattlib_get_advertisement_data_from_mac
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gattlib_get_advertisement_data_from_mac.argtypes = [c_void_p, c_char_p, POINTER(POINTER(GattlibAdvertisementData)), POINTER(c_size_t), POINTER(c_uint16), POINTER(c_void_p), POINTER(c_size_t)]
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# int gattlib_mainloop_python(PyObject *handler, PyObject *user_data)
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gattlib_mainloop = gattlib.gattlib_mainloop_python
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gattlib_mainloop.argtypes = [py_object, py_object]
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# void gattlib_free_mem(void *ptr])
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gattlib_free_mem = gattlib.gattlib_free_mem
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gattlib_free_mem.argtypes = [c_void_p]
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