mirror of https://github.com/labapart/gattlib
54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2024, Olivier Martin <olivier@labapart.org>
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*/
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#include "gattlib_internal.h"
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#if defined(WITH_PYTHON)
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void gattlib_disconnected_device_python_callback(gatt_connection_t* connection, void *user_data) {
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struct gattlib_python_args* args = user_data;
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PyObject *result;
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PyGILState_STATE d_gstate;
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d_gstate = PyGILState_Ensure();
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PyObject *arglist = Py_BuildValue("(O)", args->args);
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#if PYTHON_VERSION >= PYTHON_VERSIONS(3, 9)
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result = PyObject_Call(args->callback, arglist, NULL);
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#else
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result = PyEval_CallObject(args->callback, arglist);
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#endif
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Py_DECREF(arglist);
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if (result == NULL) {
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GATTLIB_LOG(GATTLIB_ERROR, "Python disconnection handler has raised an exception.");
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PyErr_Print();
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}
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PyGILState_Release(d_gstate);
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}
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#endif
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void gattlib_on_disconnected_device(gatt_connection_t* connection) {
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if (connection->on_disconnection.callback.callback == NULL) {
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// We do not have (anymore) a callback, nothing to do
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GATTLIB_LOG(GATTLIB_DEBUG, "No callback for GATT disconnection.");
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return;
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}
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#if defined(WITH_PYTHON)
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// Check if we are using the Python callback, in case of Python argument we keep track of the argument to free them
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// once we are done with the handler.
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if ((gattlib_disconnection_handler_t)connection->on_disconnection.callback.callback == gattlib_disconnected_device_python_callback) {
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connection->on_disconnection.python_args = connection->on_disconnection.user_data;
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}
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#endif
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// For GATT disconnection we do not use thread to ensure the callback is synchronous.
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connection->on_disconnection.callback.disconnection_handler(connection, connection->on_disconnection.user_data);
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// Clean GATTLIB connection on disconnection
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gattlib_connection_free(connection);
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}
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