X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Faction%2Fnotify.h;h=3aa55e09c8e5084cdce97a1a2f3980e9787dad76;hb=4bd69c5f1161cd065f487da0f4c1aa03a73c47e4;hp=17a3e9da542ebfca4073ff2f1b39009da14cb72d;hpb=ab5be9fa2eb5ba9600a82cd18fd3cfcbac69169a;p=lttng-tools.git diff --git a/include/lttng/action/notify.h b/include/lttng/action/notify.h index 17a3e9da5..3aa55e09c 100644 --- a/include/lttng/action/notify.h +++ b/include/lttng/action/notify.h @@ -8,7 +8,10 @@ #ifndef LTTNG_ACTION_NOTIFY_H #define LTTNG_ACTION_NOTIFY_H +#include + struct lttng_action; +struct lttng_rate_policy; #ifdef __cplusplus extern "C" { @@ -22,10 +25,33 @@ extern "C" { * must have subscribed to a condition equivalent to the one paired to this * notify action in a trigger. * + * The default rate policy for a notify action is a "every 1" rate policy. + * * Returns a new action on success, NULL on failure. This action must be * destroyed using lttng_action_destroy(). */ -extern struct lttng_action *lttng_action_notify_create(void); +LTTNG_EXPORT extern struct lttng_action *lttng_action_notify_create(void); + +/* + * Set the rate policy of a notify 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_notify_set_rate_policy( + struct lttng_action *action, + const struct lttng_rate_policy *policy); + +/* + * Get the rate policy of a notify 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_notify_get_rate_policy( + const struct lttng_action *action, + const struct lttng_rate_policy **policy); #ifdef __cplusplus }