-#ifndef _LTTNG_UST_EVENTS_INTERNAL_H
-#define _LTTNG_UST_EVENTS_INTERNAL_H
-
/*
- * ust-events-internal.h
- *
- * Copyright 2019 (c) - Francis Deslauriers <francis.deslauriers@efficios.com>
- *
- * 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:
+ * SPDX-License-Identifier: MIT
*
- * 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.
+ * Copyright 2019 (c) Francis Deslauriers <francis.deslauriers@efficios.com>
*/
+#ifndef _LTTNG_UST_EVENTS_INTERNAL_H
+#define _LTTNG_UST_EVENTS_INTERNAL_H
+
#include <stdint.h>
#include <urcu/list.h>
#include <urcu/hlist.h>
-#include <helper.h>
+#include <ust-helper.h>
#include <lttng/ust-events.h>
struct lttng_event_enabler {
struct lttng_event_notifier_enabler {
struct lttng_enabler base;
- struct cds_list_head node; /* per-app list of event notifier enablers */
+ uint64_t error_counter_index;
+ struct cds_list_head node; /* per-app list of event_notifier enablers */
+ struct cds_list_head capture_bytecode_head;
struct lttng_event_notifier_group *group; /* weak ref */
uint64_t user_token; /* User-provided token */
+ uint64_t num_captures;
+};
+
+enum lttng_ust_bytecode_node_type {
+ LTTNG_UST_BYTECODE_NODE_TYPE_FILTER,
+ LTTNG_UST_BYTECODE_NODE_TYPE_CAPTURE,
};
-struct lttng_ust_filter_bytecode_node {
+struct lttng_ust_bytecode_node {
+ enum lttng_ust_bytecode_node_type type;
struct cds_list_head node;
struct lttng_enabler *enabler;
- /*
- * struct lttng_ust_filter_bytecode has var. sized array, must
- * be last field.
- */
- struct lttng_ust_filter_bytecode bc;
+ struct {
+ uint32_t len;
+ uint32_t reloc_offset;
+ uint64_t seqnum;
+ char data[];
+ } bc;
};
struct lttng_ust_excluder_node {
* events related to this enabler.
*/
LTTNG_HIDDEN
-int lttng_event_enabler_attach_bytecode(struct lttng_event_enabler *enabler,
- struct lttng_ust_filter_bytecode_node *bytecode);
+int lttng_event_enabler_attach_filter_bytecode(
+ struct lttng_event_enabler *enabler,
+ struct lttng_ust_bytecode_node **bytecode);
/*
* Attach an application context to an event enabler.
*/
LTTNG_HIDDEN
int lttng_event_enabler_attach_exclusion(struct lttng_event_enabler *enabler,
- struct lttng_ust_excluder_node *excluder);
+ struct lttng_ust_excluder_node **excluder);
/*
- * Synchronize bytecodes for the enabler and the event.
+ * Synchronize bytecodes for the enabler and the instance (event or
+ * event_notifier).
*
- * This function goes over all bytecode programs of the event enabler to ensure
- * each is linked to the provided event.
+ * This function goes over all bytecode programs of the enabler (event or
+ * event_notifier enabler) to ensure each is linked to the provided instance.
*/
LTTNG_HIDDEN
void lttng_enabler_link_bytecode(const struct lttng_event_desc *event_desc,
struct lttng_ctx **ctx,
- struct cds_list_head *bytecode_runtime_head,
- struct lttng_enabler *enabler);
+ struct cds_list_head *instance_bytecode_runtime_head,
+ struct cds_list_head *enabler_bytecode_runtime_head);
/*
* Allocate and initialize a `struct lttng_event_notifier_group` object.
* all event notifiers related to this enabler.
*/
LTTNG_HIDDEN
-int lttng_event_notifier_enabler_attach_bytecode(
+int lttng_event_notifier_enabler_attach_filter_bytecode(
+ struct lttng_event_notifier_enabler *event_notifier_enabler,
+ struct lttng_ust_bytecode_node **bytecode);
+
+/*
+ * Attach capture bytecode program to `struct lttng_event_notifier_enabler` and
+ * all event_notifiers related to this enabler.
+ */
+LTTNG_HIDDEN
+int lttng_event_notifier_enabler_attach_capture_bytecode(
struct lttng_event_notifier_enabler *event_notifier_enabler,
- struct lttng_ust_filter_bytecode_node *bytecode);
+ struct lttng_ust_bytecode_node **bytecode);
/*
* Attach exclusion list to `struct lttng_event_notifier_enabler` and all
LTTNG_HIDDEN
int lttng_event_notifier_enabler_attach_exclusion(
struct lttng_event_notifier_enabler *event_notifier_enabler,
- struct lttng_ust_excluder_node *excluder);
+ struct lttng_ust_excluder_node **excluder);
LTTNG_HIDDEN
void lttng_free_event_notifier_filter_runtime(
LTTNG_HIDDEN
int lttng_fix_pending_event_notifiers(void);
+LTTNG_HIDDEN
+struct lttng_counter *lttng_ust_counter_create(
+ const char *counter_transport_name,
+ size_t number_dimensions, const struct lttng_counter_dimension *dimensions);
+
#endif /* _LTTNG_UST_EVENTS_INTERNAL_H */