Function srd_inst_start

libsigrokdecode4DSL/instance.c:697–743

@private */

/** @private */
SRD_PRIV int srd_inst_start(struct srd_decoder_inst *di, char **error)
{
	PyObject *py_res;
	GSList *l;
	struct srd_decoder_inst *next_di;
	int ret;
	PyGILState_STATE gstate;

	srd_dbg("Calling start() of instance %s.", di->inst_id);

	gstate = PyGILState_Ensure();

	/* Run self.start(). */
	if (!(py_res = PyObject_CallMethod(di->py_inst, "start", NULL))) {
        srd_exception_catch(error, "Protocol decoder instance %s",
				di->inst_id);
		PyGILState_Release(gstate);
		return SRD_ERR_PYTHON;
	}
	Py_DecRef(py_res);

    /* first pos */
    di->first_pos = TRUE;

    /* none matched */
    di->abs_cur_matched = FALSE;

    /* skip zero flag */
    di->skip_zero = FALSE;

	/* Set self.samplenum to 0. */
	PyObject_SetAttrString(di->py_inst, "samplenum", PyLong_FromLong(0));

    /* Set self.matched to 0. */
    PyObject_SetAttrString(di->py_inst, "matched", PyLong_FromLong(0));

	PyGILState_Release(gstate);

	/* Start all the PDs stacked on top of this one. */
	for (l = di->next_di; l; l = l->next) {
		next_di = l->data;
        if ((ret = srd_inst_start(next_di, error)) != SRD_OK)
			return ret;
	}

	return SRD_OK;
}

/**
 * Check whether the specified sample matches the specified term.