X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Fust-events.h;h=c79bbed62174c920efcc0b891b94bb3479295cbe;hb=77aa5901fd3f09001fb7e78f3533cf58c6d345e5;hp=05966ff69e344218daf0fa29b9e401843e3b7eac;hpb=13b21cd60df2abab292653cead980ef27dbfab08;p=lttng-ust.git

diff --git a/include/lttng/ust-events.h b/include/lttng/ust-events.h
index 05966ff6..c79bbed6 100644
--- a/include/lttng/ust-events.h
+++ b/include/lttng/ust-events.h
@@ -54,6 +54,8 @@ enum lttng_client_types {
 	LTTNG_CLIENT_METADATA = 0,
 	LTTNG_CLIENT_DISCARD = 1,
 	LTTNG_CLIENT_OVERWRITE = 2,
+	LTTNG_CLIENT_DISCARD_RT = 3,
+	LTTNG_CLIENT_OVERWRITE_RT = 4,
 	LTTNG_NR_CLIENT_TYPES,
 };
 
@@ -203,6 +205,12 @@ struct lttng_event_field {
 	char padding[LTTNG_UST_EVENT_FIELD_PADDING];
 };
 
+union lttng_ctx_value {
+	int64_t s64;
+	const char *str;
+	double d;
+};
+
 #define LTTNG_UST_CTX_FIELD_PADDING	40
 struct lttng_ctx_field {
 	struct lttng_event_field event_field;
@@ -210,6 +218,8 @@ struct lttng_ctx_field {
 	void (*record)(struct lttng_ctx_field *field,
 		       struct lttng_ust_lib_ring_buffer_ctx *ctx,
 		       struct lttng_channel *chan);
+	void (*get_value)(struct lttng_ctx_field *field,
+			 union lttng_ctx_value *value);
 	union {
 		char padding[LTTNG_UST_CTX_FIELD_PADDING];
 	} u;
@@ -365,6 +375,7 @@ struct lttng_event {
 	/* Backward references: list of lttng_enabler_ref (ref to enablers) */
 	struct cds_list_head enablers_ref_head;
 	struct cds_hlist_node hlist;	/* session ht of events */
+	int registered;			/* has reg'd tracepoint probe */
 };
 
 struct channel;
@@ -381,7 +392,8 @@ struct lttng_channel_ops {
 			size_t subbuf_size, size_t num_subbuf,
 			unsigned int switch_timer_interval,
 			unsigned int read_timer_interval,
-			unsigned char *uuid);
+			unsigned char *uuid,
+			uint32_t chan_id);
 	void (*channel_destroy)(struct lttng_channel *chan);
 	int (*event_reserve)(struct lttng_ust_lib_ring_buffer_ctx *ctx,
 			     uint32_t event_id);
@@ -432,6 +444,7 @@ struct lttng_channel {
 	unsigned int id;
 	enum lttng_ust_chan_type type;
 	unsigned char uuid[LTTNG_UST_UUID_LEN]; /* Trace session unique ID */
+	int tstate:1;			/* Transient enable state */
 };
 
 #define LTTNG_UST_EVENT_HT_BITS		12
@@ -463,6 +476,7 @@ struct lttng_session {
 	struct cds_list_head enablers_head;
 	struct lttng_ust_event_ht events_ht;	/* ht of events */
 	void *owner;				/* object owner */
+	int tstate:1;				/* Transient enable state */
 };
 
 struct lttng_transport {
@@ -514,6 +528,7 @@ int lttng_fix_pending_event_desc(const struct lttng_event_desc *desc);
 int lttng_probes_init(void);
 void lttng_probes_exit(void);
 int lttng_find_context(struct lttng_ctx *ctx, const char *name);
+int lttng_get_context_index(struct lttng_ctx *ctx, const char *name);
 struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx_p);
 void lttng_remove_context_field(struct lttng_ctx **ctx_p,
 				struct lttng_ctx_field *field);