Add enable/disable per event/channel/session (new ABI)

[lttng-modules.git] / ltt-events.h

diff --git a/ltt-events.h b/ltt-events.h
index 05eff540726defe0b8e14d3a8c28785e65aef8bc..787868a99156bae9f960c86670e9ade05f56512e 100644 (file)
--- a/ltt-events.h
+++ b/ltt-events.h
@@ -164,6 +164,7 @@ struct lttng_probe_desc {
 struct ltt_event {
        unsigned int id;
        struct ltt_channel *chan;
+       int enabled;
        const struct lttng_event_desc *desc;
        void *filter;
        struct lttng_ctx *ctx;
@@ -211,6 +212,7 @@ struct ltt_channel_ops {
 struct ltt_channel {
        unsigned int id;
        struct channel *chan;           /* Channel buffers */
+       int enabled;
        struct lttng_ctx *ctx;
        /* Event ID management */
        struct ltt_session *session;
@@ -243,8 +245,8 @@ struct ltt_transport {
 };
 
 struct ltt_session *ltt_session_create(void);
-int ltt_session_start(struct ltt_session *session);
-int ltt_session_stop(struct ltt_session *session);
+int ltt_session_enable(struct ltt_session *session);
+int ltt_session_disable(struct ltt_session *session);
 void ltt_session_destroy(struct ltt_session *session);
 
 struct ltt_channel *ltt_channel_create(struct ltt_session *session,
@@ -263,6 +265,11 @@ struct ltt_event *ltt_event_create(struct ltt_channel *chan,
                                   struct lttng_kernel_event *event_param,
                                   void *filter);
 
+int ltt_channel_enable(struct ltt_channel *channel);
+int ltt_channel_disable(struct ltt_channel *channel);
+int ltt_event_enable(struct ltt_event *event);
+int ltt_event_disable(struct ltt_event *event);
+
 void ltt_transport_register(struct ltt_transport *transport);
 void ltt_transport_unregister(struct ltt_transport *transport);