[babeltrace.git] / src / lib / graph / query-executor.c

/*
 * SPDX-License-Identifier: MIT
 *
 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
 */

#define BT_LOG_TAG "LIB/QUERY-EXECUTOR"
#include "lib/logging.h"

#include "common/assert.h"
#include "common/common.h"
#include "lib/assert-cond.h"
#include <babeltrace2/graph/query-executor.h>
#include <babeltrace2/graph/component-class.h>
#include <babeltrace2/graph/query-executor.h>
#include <babeltrace2/value.h>
#include "lib/object.h"
#include "compat/compiler.h"

#include "component-class.h"
#include "query-executor.h"
#include "interrupter.h"
#include "lib/func-status.h"

static
void bt_query_executor_destroy(struct bt_object *obj)
{
	struct bt_query_executor *query_exec =
		container_of(obj, struct bt_query_executor, base);

	BT_LOGD("Destroying query executor: addr=%p", query_exec);

	if (query_exec->interrupters) {
		BT_LOGD_STR("Putting interrupters.");
		g_ptr_array_free(query_exec->interrupters, TRUE);
		query_exec->interrupters = NULL;
	}

	BT_LOGD_STR("Putting component class.");
	BT_OBJECT_PUT_REF_AND_RESET(query_exec->comp_cls);

	if (query_exec->object) {
		g_string_free(query_exec->object, TRUE);
		query_exec->object = NULL;
	}

	BT_LOGD_STR("Putting parameters.");
	BT_OBJECT_PUT_REF_AND_RESET(query_exec->params);
	BT_OBJECT_PUT_REF_AND_RESET(query_exec->default_interrupter);
	g_free(query_exec);
}

struct bt_query_executor *bt_query_executor_create_with_method_data(
		const bt_component_class *comp_cls, const char *object,
		const bt_value *params, void *method_data)
{
	struct bt_query_executor *query_exec;

	BT_ASSERT_PRE_NO_ERROR();
	BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
	BT_ASSERT_PRE_NON_NULL(object, "Object");
	BT_LIB_LOGD("Creating query executor: "
		"%![comp-cls-]+C, object=\"%s\", %![params-]+v",
		comp_cls, object, params);
	query_exec = g_new0(struct bt_query_executor, 1);
	if (!query_exec) {
		BT_LIB_LOGE_APPEND_CAUSE(
			"Failed to allocate one query executor.");
		goto end;
	}

	query_exec->interrupters = g_ptr_array_new_with_free_func(
		(GDestroyNotify) bt_object_put_ref_no_null_check);
	if (!query_exec->interrupters) {
		BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one GPtrArray.");
		BT_OBJECT_PUT_REF_AND_RESET(query_exec);
		goto end;
	}

	query_exec->default_interrupter = bt_interrupter_create();
	if (!query_exec->default_interrupter) {
		BT_LIB_LOGE_APPEND_CAUSE(
			"Failed to create one interrupter object.");
		BT_OBJECT_PUT_REF_AND_RESET(query_exec);
		goto end;
	}

	query_exec->object = g_string_new(object);
	if (!query_exec->object) {
		BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one GString.");
		BT_OBJECT_PUT_REF_AND_RESET(query_exec);
		goto end;
	}

	query_exec->comp_cls = comp_cls;
	bt_object_get_ref_no_null_check(query_exec->comp_cls);

	if (!params) {
		query_exec->params = bt_value_null;
	} else {
		query_exec->params = params;
	}

	bt_object_get_ref_no_null_check(query_exec->params);
	query_exec->method_data = method_data;
	query_exec->log_level = BT_LOGGING_LEVEL_NONE;
	bt_query_executor_add_interrupter(query_exec,
		query_exec->default_interrupter);
	bt_object_init_shared(&query_exec->base,
		bt_query_executor_destroy);
	BT_LIB_LOGD("Created query executor: "
		"addr=%p, %![comp-cls-]+C, object=\"%s\", %![params-]+v",
		query_exec, comp_cls, object, params);

end:
	return (void *) query_exec;
}

struct bt_query_executor *bt_query_executor_create(
		const bt_component_class *comp_cls, const char *object,
		const bt_value *params)
{
	BT_ASSERT_PRE_NO_ERROR();
	return bt_query_executor_create_with_method_data(comp_cls,
		object, params, NULL);
}

enum bt_query_executor_query_status bt_query_executor_query(
		struct bt_query_executor *query_exec,
		const struct bt_value **user_result)
{
	typedef enum bt_component_class_query_method_status (*method_t)(
		void * /* self component class */,
		void * /* private query executor */,
		const char * /* object */,
		const struct bt_value * /* parameters */,
		void * /* method data */,
		const struct bt_value ** /* result */);

	enum bt_query_executor_query_status status;
	enum bt_component_class_query_method_status query_status;
	method_t method = NULL;

	BT_ASSERT_PRE_NO_ERROR();
	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	BT_ASSERT_PRE_NON_NULL(user_result, "Result (output)");

	/*
	 * Initial check: is the query executor already interrupted? If
	 * so, return `BT_FUNC_STATUS_AGAIN`. Returning this status is
	 * harmless: it's not `BT_FUNC_STATUS_OK` (there's no result),
	 * and it's not `BT_FUNC_STATUS_ERROR` either (there's no
	 * legitimate error). Since any query operation could return
	 * `BT_FUNC_STATUS_AGAIN` when interrupted or instead of
	 * blocking, the caller is responsible for checking the
	 * interruption state of the query executor when getting this
	 * status.
	 */
	if (bt_query_executor_is_interrupted(query_exec)) {
		BT_LIB_LOGD("Query executor is interrupted: "
			"not performing the query operation: "
			"query-exec-addr=%p, %![cc-]+C, object=\"%s\", "
			"%![params-]+v, log-level=%s",
			query_exec, query_exec->comp_cls,
			query_exec->object->str, query_exec->params,
			bt_common_logging_level_string(query_exec->log_level));
		status = BT_FUNC_STATUS_AGAIN;
		goto end;
	}

	switch (query_exec->comp_cls->type) {
	case BT_COMPONENT_CLASS_TYPE_SOURCE:
	{
		struct bt_component_class_source *src_cc = (void *)
			query_exec->comp_cls;

		method = (method_t) src_cc->methods.query;
		break;
	}
	case BT_COMPONENT_CLASS_TYPE_FILTER:
	{
		struct bt_component_class_filter *flt_cc = (void *)
			query_exec->comp_cls;

		method = (method_t) flt_cc->methods.query;
		break;
	}
	case BT_COMPONENT_CLASS_TYPE_SINK:
	{
		struct bt_component_class_sink *sink_cc = (void *)
			query_exec->comp_cls;

		method = (method_t) sink_cc->methods.query;
		break;
	}
	default:
		bt_common_abort();
	}

	if (!method) {
		/* Not an error: nothing to query */
		BT_LIB_LOGD("Component class has no registered query method: "
			"%!+C", query_exec->comp_cls);
		status = BT_FUNC_STATUS_UNKNOWN_OBJECT;
		goto end;
	}

	BT_LIB_LOGD("Calling user's query method: "
		"query-exec-addr=%p, %![cc-]+C, object=\"%s\", %![params-]+v, "
		"log-level=%s",
		query_exec, query_exec->comp_cls, query_exec->object->str,
		query_exec->params,
		bt_common_logging_level_string(query_exec->log_level));
	*user_result = NULL;
	query_status = method((void *) query_exec->comp_cls,
		(void *) query_exec, query_exec->object->str,
		query_exec->params, query_exec->method_data, user_result);
	BT_LIB_LOGD("User method returned: status=%s, %![res-]+v",
		bt_common_func_status_string(query_status), *user_result);
	BT_ASSERT_POST(query_status != BT_FUNC_STATUS_OK || *user_result,
		"User method returned `BT_FUNC_STATUS_OK` without a result.");
	BT_ASSERT_POST_NO_ERROR_IF_NO_ERROR_STATUS(query_status);
	status = (int) query_status;

	if (status < 0) {
		BT_LIB_LOGW_APPEND_CAUSE(
			"Component class's \"query\" method failed: "
			"query-exec-addr=%p, %![cc-]+C, object=\"%s\", "
			"%![params-]+v, log-level=%s", query_exec,
			query_exec->comp_cls, query_exec->object->str,
			query_exec->params,
			bt_common_logging_level_string(query_exec->log_level));
		goto end;
	}

end:
	return status;
}

enum bt_query_executor_add_interrupter_status bt_query_executor_add_interrupter(
		struct bt_query_executor *query_exec,
		const struct bt_interrupter *intr)
{
	BT_ASSERT_PRE_NO_ERROR();
	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	BT_ASSERT_PRE_NON_NULL(intr, "Interrupter");
	g_ptr_array_add(query_exec->interrupters, (void *) intr);
	bt_object_get_ref_no_null_check(intr);
	BT_LIB_LOGD("Added interrupter to query executor: "
		"query-exec-addr=%p, %![intr-]+z",
		query_exec, intr);
	return BT_FUNC_STATUS_OK;
}

bt_bool bt_query_executor_is_interrupted(const struct bt_query_executor *query_exec)
{
	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	return (bt_bool) bt_interrupter_array_any_is_set(
		query_exec->interrupters);
}

struct bt_interrupter *bt_query_executor_borrow_default_interrupter(
		struct bt_query_executor *query_exec)
{
	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	return query_exec->default_interrupter;
}

enum bt_query_executor_set_logging_level_status
bt_query_executor_set_logging_level(struct bt_query_executor *query_exec,
		enum bt_logging_level log_level)
{
	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	query_exec->log_level = log_level;
	return BT_FUNC_STATUS_OK;
}

enum bt_logging_level bt_query_executor_get_logging_level(
		const struct bt_query_executor *query_exec)
{
	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	return query_exec->log_level;
}

void bt_query_executor_get_ref(const struct bt_query_executor *query_executor)
{
	bt_object_get_ref(query_executor);
}

void bt_query_executor_put_ref(const struct bt_query_executor *query_executor)
{
	bt_object_put_ref(query_executor);
}
Commit	Line	Data
c7eee084	1	/*
0235b0db	2	* SPDX-License-Identifier: MIT
c7eee084	3	*
0235b0db	4	* Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
c7eee084 PP	5	*/
c7eee084 PP	6
350ad6c1	7	#define BT_LOG_TAG "LIB/QUERY-EXECUTOR"
c2d9d9cf	8	#include "lib/logging.h"
c7eee084	9
578e048b	10	#include "common/assert.h"
f4e38e70	11	#include "common/common.h"
d98421f2	12	#include "lib/assert-cond.h"
3fadfbc0	13	#include <babeltrace2/graph/query-executor.h>
3fadfbc0	14	#include <babeltrace2/graph/component-class.h>
43c59509	15	#include <babeltrace2/graph/query-executor.h>
3fadfbc0	16	#include <babeltrace2/value.h>
578e048b MJ	17	#include "lib/object.h"
	18	#include "compat/compiler.h"
	19
	20	#include "component-class.h"
	21	#include "query-executor.h"
9b4f9b42	22	#include "interrupter.h"
d24d5663	23	#include "lib/func-status.h"
c7eee084 PP	24
	25	static
	26	void bt_query_executor_destroy(struct bt_object *obj)
	27	{
	28	struct bt_query_executor *query_exec =
	29	container_of(obj, struct bt_query_executor, base);
	30
d94d92ac	31	BT_LOGD("Destroying query executor: addr=%p", query_exec);
9b4f9b42 PP	32
	33	if (query_exec->interrupters) {
	34	BT_LOGD_STR("Putting interrupters.");
	35	g_ptr_array_free(query_exec->interrupters, TRUE);
	36	query_exec->interrupters = NULL;
	37	}
	38
3c729b9a PP	39	BT_LOGD_STR("Putting component class.");
	40	BT_OBJECT_PUT_REF_AND_RESET(query_exec->comp_cls);
	41
	42	if (query_exec->object) {
	43	g_string_free(query_exec->object, TRUE);
	44	query_exec->object = NULL;
	45	}
9b4f9b42	46
3c729b9a PP	47	BT_LOGD_STR("Putting parameters.");
	48	BT_OBJECT_PUT_REF_AND_RESET(query_exec->params);
	49	BT_OBJECT_PUT_REF_AND_RESET(query_exec->default_interrupter);
c7eee084 PP	50	g_free(query_exec);
	51	}
	52
7c14d641	53	struct bt_query_executor *bt_query_executor_create_with_method_data(
3c729b9a	54	const bt_component_class comp_cls, const char object,
7c14d641	55	const bt_value params, void method_data)
c7eee084 PP	56	{
	57	struct bt_query_executor *query_exec;
	58
17f3083a	59	BT_ASSERT_PRE_NO_ERROR();
3c729b9a PP	60	BT_ASSERT_PRE_NON_NULL(comp_cls, "Component class");
	61	BT_ASSERT_PRE_NON_NULL(object, "Object");
	62	BT_LIB_LOGD("Creating query executor: "
fb739d29	63	"%![comp-cls-]+C, object=\"%s\", %![params-]+v",
3c729b9a	64	comp_cls, object, params);
c7eee084 PP	65	query_exec = g_new0(struct bt_query_executor, 1);
c7eee084 PP	66	if (!query_exec) {
870631a2 PP	67	BT_LIB_LOGE_APPEND_CAUSE(
870631a2 PP	68	"Failed to allocate one query executor.");
c7eee084 PP	69	goto end;
	70	}
	71
9b4f9b42	72	query_exec->interrupters = g_ptr_array_new_with_free_func(
6871026b	73	(GDestroyNotify) bt_object_put_ref_no_null_check);
9b4f9b42 PP	74	if (!query_exec->interrupters) {
	75	BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one GPtrArray.");
	76	BT_OBJECT_PUT_REF_AND_RESET(query_exec);
	77	goto end;
	78	}
	79
	80	query_exec->default_interrupter = bt_interrupter_create();
	81	if (!query_exec->default_interrupter) {
	82	BT_LIB_LOGE_APPEND_CAUSE(
	83	"Failed to create one interrupter object.");
	84	BT_OBJECT_PUT_REF_AND_RESET(query_exec);
	85	goto end;
	86	}
	87
3c729b9a PP	88	query_exec->object = g_string_new(object);
	89	if (!query_exec->object) {
	90	BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one GString.");
	91	BT_OBJECT_PUT_REF_AND_RESET(query_exec);
	92	goto end;
	93	}
	94
	95	query_exec->comp_cls = comp_cls;
6871026b	96	bt_object_get_ref_no_null_check(query_exec->comp_cls);
3c729b9a PP	97
	98	if (!params) {
	99	query_exec->params = bt_value_null;
	100	} else {
	101	query_exec->params = params;
	102	}
	103
6871026b	104	bt_object_get_ref_no_null_check(query_exec->params);
7c14d641	105	query_exec->method_data = method_data;
3c729b9a	106	query_exec->log_level = BT_LOGGING_LEVEL_NONE;
9b4f9b42 PP	107	bt_query_executor_add_interrupter(query_exec,
9b4f9b42 PP	108	query_exec->default_interrupter);
3fea54f6 PP	109	bt_object_init_shared(&query_exec->base,
3fea54f6 PP	110	bt_query_executor_destroy);
3c729b9a	111	BT_LIB_LOGD("Created query executor: "
fb739d29	112	"addr=%p, %![comp-cls-]+C, object=\"%s\", %![params-]+v",
3c729b9a	113	query_exec, comp_cls, object, params);
c7eee084 PP	114
c7eee084 PP	115	end:
d94d92ac	116	return (void *) query_exec;
c7eee084 PP	117	}
c7eee084 PP	118
7c14d641 PP	119	struct bt_query_executor *bt_query_executor_create(
	120	const bt_component_class comp_cls, const char object,
	121	const bt_value *params)
	122	{
17f3083a	123	BT_ASSERT_PRE_NO_ERROR();
7c14d641 PP	124	return bt_query_executor_create_with_method_data(comp_cls,
	125	object, params, NULL);
	126	}
	127
d24d5663	128	enum bt_query_executor_query_status bt_query_executor_query(
0d72b8c3	129	struct bt_query_executor *query_exec,
05e21286	130	const struct bt_value **user_result)
c7eee084	131	{
3c729b9a PP	132	typedef enum bt_component_class_query_method_status (*method_t)(
	133	void * /* self component class */,
	134	void * /* private query executor */,
	135	const char * /* object */,
	136	const struct bt_value * /* parameters */,
7c14d641	137	void * /* method data */,
3c729b9a	138	const struct bt_value ** /* result */);
c7eee084	139
d24d5663 PP	140	enum bt_query_executor_query_status status;
d24d5663 PP	141	enum bt_component_class_query_method_status query_status;
d94d92ac	142	method_t method = NULL;
c7eee084	143
17f3083a	144	BT_ASSERT_PRE_NO_ERROR();
d94d92ac	145	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
d94d92ac	146	BT_ASSERT_PRE_NON_NULL(user_result, "Result (output)");
d94d92ac	147
647c6d45 PP	148	/*
	149	* Initial check: is the query executor already interrupted? If
	150	* so, return `BT_FUNC_STATUS_AGAIN`. Returning this status is
	151	* harmless: it's not `BT_FUNC_STATUS_OK` (there's no result),
	152	* and it's not `BT_FUNC_STATUS_ERROR` either (there's no
	153	* legitimate error). Since any query operation could return
	154	* `BT_FUNC_STATUS_AGAIN` when interrupted or instead of
	155	* blocking, the caller is responsible for checking the
	156	* interruption state of the query executor when getting this
	157	* status.
	158	*/
	159	if (bt_query_executor_is_interrupted(query_exec)) {
	160	BT_LIB_LOGD("Query executor is interrupted: "
	161	"not performing the query operation: "
	162	"query-exec-addr=%p, %![cc-]+C, object=\"%s\", "
	163	"%![params-]+v, log-level=%s",
3c729b9a PP	164	query_exec, query_exec->comp_cls,
	165	query_exec->object->str, query_exec->params,
	166	bt_common_logging_level_string(query_exec->log_level));
647c6d45 PP	167	status = BT_FUNC_STATUS_AGAIN;
	168	goto end;
	169	}
	170
3c729b9a	171	switch (query_exec->comp_cls->type) {
d94d92ac PP	172	case BT_COMPONENT_CLASS_TYPE_SOURCE:
d94d92ac PP	173	{
3c729b9a PP	174	struct bt_component_class_source src_cc = (void )
3c729b9a PP	175	query_exec->comp_cls;
d94d92ac PP	176
	177	method = (method_t) src_cc->methods.query;
	178	break;
c7eee084	179	}
d94d92ac PP	180	case BT_COMPONENT_CLASS_TYPE_FILTER:
d94d92ac PP	181	{
3c729b9a PP	182	struct bt_component_class_filter flt_cc = (void )
3c729b9a PP	183	query_exec->comp_cls;
c7eee084	184
d94d92ac PP	185	method = (method_t) flt_cc->methods.query;
d94d92ac PP	186	break;
c7eee084	187	}
d94d92ac PP	188	case BT_COMPONENT_CLASS_TYPE_SINK:
d94d92ac PP	189	{
3c729b9a PP	190	struct bt_component_class_sink sink_cc = (void )
3c729b9a PP	191	query_exec->comp_cls;
c7eee084	192
d94d92ac PP	193	method = (method_t) sink_cc->methods.query;
	194	break;
	195	}
	196	default:
498e7994	197	bt_common_abort();
c7eee084 PP	198	}
c7eee084 PP	199
d94d92ac	200	if (!method) {
c7eee084	201	/* Not an error: nothing to query */
d94d92ac	202	BT_LIB_LOGD("Component class has no registered query method: "
3c729b9a	203	"%!+C", query_exec->comp_cls);
76b6c2f7	204	status = BT_FUNC_STATUS_UNKNOWN_OBJECT;
c7eee084 PP	205	goto end;
	206	}
	207
d94d92ac	208	BT_LIB_LOGD("Calling user's query method: "
f4e38e70 PP	209	"query-exec-addr=%p, %![cc-]+C, object=\"%s\", %![params-]+v, "
f4e38e70 PP	210	"log-level=%s",
3c729b9a PP	211	query_exec, query_exec->comp_cls, query_exec->object->str,
	212	query_exec->params,
	213	bt_common_logging_level_string(query_exec->log_level));
d94d92ac	214	*user_result = NULL;
3c729b9a PP	215	query_status = method((void *) query_exec->comp_cls,
3c729b9a PP	216	(void *) query_exec, query_exec->object->str,
7c14d641	217	query_exec->params, query_exec->method_data, user_result);
d94d92ac	218	BT_LIB_LOGD("User method returned: status=%s, %![res-]+v",
d24d5663 PP	219	bt_common_func_status_string(query_status), *user_result);
	220	BT_ASSERT_POST(query_status != BT_FUNC_STATUS_OK \|\| *user_result,
	221	"User method returned `BT_FUNC_STATUS_OK` without a result.");
6ecdcca3	222	BT_ASSERT_POST_NO_ERROR_IF_NO_ERROR_STATUS(query_status);
d24d5663	223	status = (int) query_status;
c7eee084	224
a635e507 SM	225	if (status < 0) {
	226	BT_LIB_LOGW_APPEND_CAUSE(
	227	"Component class's \"query\" method failed: "
	228	"query-exec-addr=%p, %![cc-]+C, object=\"%s\", "
3c729b9a PP	229	"%![params-]+v, log-level=%s", query_exec,
	230	query_exec->comp_cls, query_exec->object->str,
	231	query_exec->params,
	232	bt_common_logging_level_string(query_exec->log_level));
a635e507 SM	233	goto end;
	234	}
	235
c7eee084	236	end:
d24d5663	237	return status;
c7eee084 PP	238	}
c7eee084 PP	239
9b4f9b42 PP	240	enum bt_query_executor_add_interrupter_status bt_query_executor_add_interrupter(
	241	struct bt_query_executor *query_exec,
	242	const struct bt_interrupter *intr)
c7eee084	243	{
17f3083a	244	BT_ASSERT_PRE_NO_ERROR();
d94d92ac	245	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
9b4f9b42 PP	246	BT_ASSERT_PRE_NON_NULL(intr, "Interrupter");
9b4f9b42 PP	247	g_ptr_array_add(query_exec->interrupters, (void *) intr);
6871026b	248	bt_object_get_ref_no_null_check(intr);
9b4f9b42 PP	249	BT_LIB_LOGD("Added interrupter to query executor: "
	250	"query-exec-addr=%p, %![intr-]+z",
	251	query_exec, intr);
d24d5663	252	return BT_FUNC_STATUS_OK;
c7eee084 PP	253	}
c7eee084 PP	254
9b4f9b42	255	bt_bool bt_query_executor_is_interrupted(const struct bt_query_executor *query_exec)
c7eee084	256	{
9b4f9b42 PP	257	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	258	return (bt_bool) bt_interrupter_array_any_is_set(
	259	query_exec->interrupters);
	260	}
	261
88d1a0b7 SM	262	struct bt_interrupter *bt_query_executor_borrow_default_interrupter(
88d1a0b7 SM	263	struct bt_query_executor *query_exec)
9b4f9b42 PP	264	{
9b4f9b42 PP	265	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
88d1a0b7	266	return query_exec->default_interrupter;
c7eee084	267	}
c5b9b441	268
3c729b9a PP	269	enum bt_query_executor_set_logging_level_status
	270	bt_query_executor_set_logging_level(struct bt_query_executor *query_exec,
	271	enum bt_logging_level log_level)
	272	{
	273	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	274	query_exec->log_level = log_level;
	275	return BT_FUNC_STATUS_OK;
	276	}
	277
	278	enum bt_logging_level bt_query_executor_get_logging_level(
	279	const struct bt_query_executor *query_exec)
	280	{
	281	BT_ASSERT_PRE_NON_NULL(query_exec, "Query executor");
	282	return query_exec->log_level;
	283	}
	284
c5b9b441 PP	285	void bt_query_executor_get_ref(const struct bt_query_executor *query_executor)
	286	{
	287	bt_object_get_ref(query_executor);
	288	}
	289
	290	void bt_query_executor_put_ref(const struct bt_query_executor *query_executor)
	291	{
	292	bt_object_put_ref(query_executor);
	293	}