Change the UST event hash table match function

[lttng-tools.git] / src / bin / lttng-sessiond / trace-ust.h

diff --git a/src/bin/lttng-sessiond/trace-ust.h b/src/bin/lttng-sessiond/trace-ust.h
index b0a65cf191c5b9624d24e354b98d900c373ef7fe..efca4d23b8989dc37650565e9037879372e09ff9 100644 (file)
--- a/src/bin/lttng-sessiond/trace-ust.h
+++ b/src/bin/lttng-sessiond/trace-ust.h
@@ -29,6 +29,12 @@
 #include "consumer.h"
 #include "ust-ctl.h"
 
+struct ltt_ust_ht_key {
+       const char *name;
+       const struct lttng_filter_bytecode *filter;
+       enum lttng_ust_loglevel_type loglevel;
+};
+
 /* UST Stream list */
 struct ltt_ust_stream_list {
        unsigned int count;
@@ -45,7 +51,6 @@ struct ltt_ust_context {
 struct ltt_ust_event {
        unsigned int enabled;
        struct lttng_ust_event attr;
-       struct lttng_ht *ctx;
        struct lttng_ht_node_str node;
        struct lttng_ust_filter_bytecode *filter;
 };
@@ -130,11 +135,15 @@ struct ltt_ust_session {
 
 #ifdef HAVE_LIBLTTNG_UST_CTL
 
+int trace_ust_ht_match_event(struct cds_lfht_node *node, const void *_key);
+int trace_ust_ht_match_event_by_name(struct cds_lfht_node *node,
+               const void *_key);
+
 /*
  * Lookup functions. NULL is returned if not found.
  */
-struct ltt_ust_event *trace_ust_find_event_by_name(struct lttng_ht *ht,
-               char *name);
+struct ltt_ust_event *trace_ust_find_event(struct lttng_ht *ht,
+               char *name, struct lttng_filter_bytecode *filter, int loglevel);
 struct ltt_ust_channel *trace_ust_find_channel_by_name(struct lttng_ht *ht,
                char *name);
 
@@ -161,13 +170,6 @@ void trace_ust_destroy_event(struct ltt_ust_event *event);
 
 #else /* HAVE_LIBLTTNG_UST_CTL */
 
-static inline
-struct ltt_ust_event *trace_ust_find_event_by_name(struct lttng_ht *ht,
-               char *name)
-{
-       return NULL;
-}
-
 static inline
 struct ltt_ust_channel *trace_ust_find_channel_by_name(struct lttng_ht *ht,
                char *name)