Cleanup: hide `lttng_ust_{filter_bytecode,excluder}_node`

[lttng-ust.git] / include / lttng / ust-events.h

diff --git a/include/lttng/ust-events.h b/include/lttng/ust-events.h
index b050d30ec03af5d0b435f27dae85a0c71a5d16b5..1e359b004791d9225fbbb15cff33e56b392ca854 100644 (file)
--- a/include/lttng/ust-events.h
+++ b/include/lttng/ust-events.h
@@ -380,9 +380,9 @@ struct lttng_probe_desc {
 
 /* Data structures used by the tracer. */
 
-enum lttng_enabler_type {
-       LTTNG_ENABLER_STAR_GLOB,
-       LTTNG_ENABLER_EVENT,
+enum lttng_enabler_format_type {
+       LTTNG_ENABLER_FORMAT_STAR_GLOB,
+       LTTNG_ENABLER_FORMAT_EVENT,
 };
 
 /*
@@ -390,21 +390,14 @@ enum lttng_enabler_type {
  * backward reference.
  */
 struct lttng_enabler {
-       enum lttng_enabler_type type;
+       enum lttng_enabler_format_type format_type;
 
        /* head list of struct lttng_ust_filter_bytecode_node */
        struct cds_list_head filter_bytecode_head;
        /* head list of struct lttng_ust_excluder_node */
        struct cds_list_head excluder_head;
-       struct cds_list_head node;      /* per-session list of enablers */
 
        struct lttng_ust_event event_param;
-       struct lttng_channel *chan;
-       /*
-        * Unused, but kept around to make it explicit that the tracer can do
-        * it.
-        */
-       struct lttng_ctx *ctx;
        unsigned int enabled:1;
 };
 
@@ -431,25 +424,6 @@ struct lttng_ust_field_list {
 struct ust_pending_probe;
 struct lttng_event;
 
-struct lttng_ust_filter_bytecode_node {
-       struct cds_list_head node;
-       struct lttng_enabler *enabler;
-       /*
-        * struct lttng_ust_filter_bytecode has var. sized array, must
-        * be last field.
-        */
-       struct lttng_ust_filter_bytecode bc;
-};
-
-struct lttng_ust_excluder_node {
-       struct cds_list_head node;
-       struct lttng_enabler *enabler;
-       /*
-        * struct lttng_ust_event_exclusion had variable sized array,
-        * must be last field.
-        */
-       struct lttng_ust_event_exclusion excluder;
-};
 /*
  * Filter return value masks.
  */
@@ -471,7 +445,11 @@ struct lttng_bytecode_runtime {
        uint64_t (*filter)(void *filter_data, const char *filter_stack_data);
        int link_failed;
        struct cds_list_head node;      /* list of bytecode runtime in event */
-       struct lttng_session *session;
+       /*
+        * Pointer to a `struct lttng_session`-owned and URCU-protected
+        * pointer.
+        */
+       struct lttng_ctx **pctx;
 };
 
 /*
@@ -688,18 +666,6 @@ struct lttng_channel *lttng_channel_create(struct lttng_session *session,
 int lttng_channel_enable(struct lttng_channel *channel);
 int lttng_channel_disable(struct lttng_channel *channel);
 
-struct lttng_enabler *lttng_enabler_create(enum lttng_enabler_type type,
-               struct lttng_ust_event *event_param,
-               struct lttng_channel *chan);
-int lttng_enabler_enable(struct lttng_enabler *enabler);
-int lttng_enabler_disable(struct lttng_enabler *enabler);
-int lttng_enabler_attach_bytecode(struct lttng_enabler *enabler,
-               struct lttng_ust_filter_bytecode_node *bytecode);
-int lttng_enabler_attach_context(struct lttng_enabler *enabler,
-               struct lttng_ust_context *ctx);
-int lttng_enabler_attach_exclusion(struct lttng_enabler *enabler,
-               struct lttng_ust_excluder_node *excluder);
-
 int lttng_attach_context(struct lttng_ust_context *context_param,
                union ust_args *uargs,
                struct lttng_ctx **ctx, struct lttng_session *session);
@@ -735,6 +701,7 @@ int lttng_add_ipc_ns_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_mnt_ns_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_net_ns_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_pid_ns_to_ctx(struct lttng_ctx **ctx);
+int lttng_add_time_ns_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_user_ns_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_uts_ns_to_ctx(struct lttng_ctx **ctx);
 int lttng_add_vuid_to_ctx(struct lttng_ctx **ctx);
@@ -751,6 +718,7 @@ void lttng_context_ipc_ns_reset(void);
 void lttng_context_mnt_ns_reset(void);
 void lttng_context_net_ns_reset(void);
 void lttng_context_pid_ns_reset(void);
+void lttng_context_time_ns_reset(void);
 void lttng_context_user_ns_reset(void);
 void lttng_context_uts_ns_reset(void);
 void lttng_context_vuid_reset(void);
@@ -802,8 +770,6 @@ void lttng_probes_prune_field_list(struct lttng_ust_field_list *list);
 struct lttng_ust_field_iter *
        lttng_ust_field_list_get_iter_next(struct lttng_ust_field_list *list);
 
-void lttng_enabler_event_link_bytecode(struct lttng_event *event,
-               struct lttng_enabler *enabler);
 void lttng_free_event_filter_runtime(struct lttng_event *event);
 void lttng_filter_sync_state(struct lttng_bytecode_runtime *runtime);
 
@@ -822,9 +788,25 @@ void lttng_ust_fixup_fd_tracker_tls(void);
 
 /* For backward compatibility. Leave those exported symbols in place. */
 extern struct lttng_ctx *lttng_static_ctx;
+struct lttng_ust_filter_bytecode_node;
+struct lttng_ust_excluder_node;
 void lttng_context_init(void);
 void lttng_context_exit(void);
 void lttng_filter_event_link_bytecode(struct lttng_event *event);
+struct lttng_enabler *lttng_enabler_create(
+               enum lttng_enabler_format_type format_type,
+               struct lttng_ust_event *event_param,
+               struct lttng_channel *chan);
+int lttng_enabler_enable(struct lttng_enabler *enabler);
+int lttng_enabler_disable(struct lttng_enabler *enabler);
+int lttng_enabler_attach_bytecode(struct lttng_enabler *enabler,
+               struct lttng_ust_filter_bytecode_node *bytecode);
+int lttng_enabler_attach_context(struct lttng_enabler *enabler,
+               struct lttng_ust_context *ctx);
+int lttng_enabler_attach_exclusion(struct lttng_enabler *enabler,
+               struct lttng_ust_excluder_node *excluder);
+void lttng_enabler_event_link_bytecode(struct lttng_event *event,
+               struct lttng_enabler *enabler);
 
 #ifdef __cplusplus
 }