lib: compile liblttng-ctl as C++

[lttng-tools.git] / include / lttng / action / stop-session.h

/*
 * Copyright (C) 2019 Simon Marchi <simon.marchi@efficios.com>
 *
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 */

#ifndef LTTNG_ACTION_STOP_SESSION_H
#define LTTNG_ACTION_STOP_SESSION_H

#include <lttng/lttng-export.h>

struct lttng_action;
struct lttng_rate_policy;

#ifdef __cplusplus
extern "C" {
#endif

/*
 * Create a newly allocated stop-session action object.
 *
 * A stop session action object must have a session name set to be considered
 * valid when used with a trigger object (lttng_trigger). A name can be set
 * using `lttng_action_stop_session_set_session_name`.
 *
 * Returns a new action on success, NULL on failure. This action must be
 * destroyed using lttng_action_destroy().
 */
LTTNG_EXPORT extern struct lttng_action *lttng_action_stop_session_create(void);

/*
 * Set the session name of an lttng_action object of type
 * LTTNG_ACTION_TYPE_STOP_SESSION.
 */
LTTNG_EXPORT extern enum lttng_action_status lttng_action_stop_session_set_session_name(
		struct lttng_action *action, const char *session_name);

/*
 * Get the session name of an lttng_action object of type
 * LTTNG_ACTION_TYPE_STOP_SESSION.
 */
LTTNG_EXPORT extern enum lttng_action_status lttng_action_stop_session_get_session_name(
		const struct lttng_action *action, const char **session_name);

/*
 * Set the rate policy of a stop session action.
 *
 * Returns LTTNG_ACTION_STATUS_OK on success,
 * LTTNG_ACTION_STATUS_ERROR on internal error,
 * LTTNG_ACTION_STATUS_INVALID if invalid parameters are passed.
 */
LTTNG_EXPORT extern enum lttng_action_status lttng_action_stop_session_set_rate_policy(
		struct lttng_action *action,
		const struct lttng_rate_policy *policy);

/*
 * Get the rate policy of a stop session action.
 *
 * Returns LTTNG_ACTION_STATUS_OK on success,
 * LTTNG_ACTION_STATUS_INVALID if invalid parameters are passed.
 */
LTTNG_EXPORT extern enum lttng_action_status lttng_action_stop_session_get_rate_policy(
		const struct lttng_action *action,
		const struct lttng_rate_policy **policy);

#ifdef __cplusplus
}
#endif

#endif /* LTTNG_ACTION_STOP_SESSION_H */