X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fust-app.h;h=ff0720d18c503518ec485253a225964ef3377dee;hp=d1e260fd12c215a09999972b96257c7002114885;hb=2106efa08d11229241a114d1d71635a02006690e;hpb=022d91ba14053d6093a6d6a1af02a345c6fd42d2

diff --git a/src/bin/lttng-sessiond/ust-app.h b/src/bin/lttng-sessiond/ust-app.h
index d1e260fd1..ff0720d18 100644
--- a/src/bin/lttng-sessiond/ust-app.h
+++ b/src/bin/lttng-sessiond/ust-app.h
@@ -15,14 +15,13 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#ifndef _LTT_UST_APP_H 
+#ifndef _LTT_UST_APP_H
 #define _LTT_UST_APP_H
 
 #include <stdint.h>
 
 #include <common/compat/uuid.h>
 
-#include "agent.h"
 #include "trace-ust.h"
 #include "ust-registry.h"
 
@@ -48,9 +47,9 @@ struct ust_app_notify_sock_obj {
 
 struct ust_app_ht_key {
 	const char *name;
-	const struct lttng_ust_filter_bytecode *filter;
-	enum lttng_ust_loglevel_type loglevel;
-	const struct lttng_ust_event_exclusion *exclusion;
+	const struct lttng_filter_bytecode *filter;
+	enum lttng_ust_loglevel_type loglevel_type;
+	const struct lttng_event_exclusion *exclusion;
 };
 
 /*
@@ -115,8 +114,8 @@ struct ust_app_event {
 	struct lttng_ust_event attr;
 	char name[LTTNG_UST_SYM_NAME_LEN];
 	struct lttng_ht_node_str node;
-	struct lttng_ust_filter_bytecode *filter;
-	struct lttng_ust_event_exclusion *exclusion;
+	struct lttng_filter_bytecode *filter;
+	struct lttng_event_exclusion *exclusion;
 };
 
 struct ust_app_stream {
@@ -183,6 +182,8 @@ struct ust_app_session {
 	int started;  /* allows detection of start vs restart. */
 	int handle;   /* used has unique identifier for app session */
 
+	bool deleted;	/* Session deleted flag. Check with lock held. */
+
 	/*
 	 * Tracing session ID. Multiple ust app session can have the same tracing
 	 * session id making this value NOT unique to the object.
@@ -215,6 +216,9 @@ struct ust_app_session {
 
 	/* Metadata channel attributes. */
 	struct ustctl_consumer_channel_attr metadata_attr;
+
+	char root_shm_path[PATH_MAX];
+	char shm_path[PATH_MAX];
 };
 
 /*
@@ -223,6 +227,8 @@ struct ust_app_session {
  */
 struct ust_app {
 	int sock;
+	pthread_mutex_t sock_lock;	/* Protects sock protocol. */
+
 	int notify_sock;
 	pid_t pid;
 	pid_t ppid;
@@ -279,11 +285,7 @@ struct ust_app {
 #ifdef HAVE_LIBLTTNG_UST_CTL
 
 int ust_app_register(struct ust_register_msg *msg, int sock);
-static inline
-int ust_app_register_done(int sock)
-{
-	return ustctl_register_done(sock);
-}
+int ust_app_register_done(struct ust_app *app);
 int ust_app_version(struct ust_app *app);
 void ust_app_unregister(int sock);
 int ust_app_start_trace_all(struct ltt_ust_session *usess);
@@ -310,10 +312,11 @@ int ust_app_disable_event_glb(struct ltt_ust_session *usess,
 		struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent);
 int ust_app_add_ctx_channel_glb(struct ltt_ust_session *usess,
 		struct ltt_ust_channel *uchan, struct ltt_ust_context *uctx);
-void ust_app_global_update(struct ltt_ust_session *usess, int sock);
+void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app);
+void ust_app_global_update_all(struct ltt_ust_session *usess);
 
 void ust_app_clean_list(void);
-void ust_app_ht_alloc(void);
+int ust_app_ht_alloc(void);
 struct ust_app *ust_app_find_by_pid(pid_t pid);
 int ust_app_calibrate_glb(struct lttng_ust_calibrate *calibrate);
 struct ust_app_stream *ust_app_alloc_stream(void);
@@ -326,8 +329,10 @@ ssize_t ust_app_push_metadata(struct ust_registry_session *registry,
 		struct consumer_socket *socket, int send_zero_data);
 void ust_app_destroy(struct ust_app *app);
 int ust_app_snapshot_record(struct ltt_ust_session *usess,
-		struct snapshot_output *output, int wait, uint64_t max_stream_size);
-unsigned int ust_app_get_nb_stream(struct ltt_ust_session *usess);
+		struct snapshot_output *output, int wait,
+		uint64_t nb_packets_per_stream);
+uint64_t ust_app_get_size_one_more_packet_per_stream(
+		struct ltt_ust_session *usess, uint64_t cur_nr_packets);
 struct ust_app *ust_app_find_by_sock(int sock);
 
 static inline
@@ -374,7 +379,7 @@ int ust_app_register(struct ust_register_msg *msg, int sock)
 	return -ENOSYS;
 }
 static inline
-int ust_app_register_done(int sock)
+int ust_app_register_done(struct ust_app *app)
 {
 	return -ENOSYS;
 }
@@ -410,10 +415,12 @@ struct ust_app *ust_app_get_by_pid(pid_t pid)
 	return NULL;
 }
 static inline
-void ust_app_ht_alloc(void)
-{}
+int ust_app_ht_alloc(void)
+{
+	return 0;
+}
 static inline
-void ust_app_global_update(struct ltt_ust_session *usess, int sock)
+void ust_app_global_update(struct ltt_ust_session *usess, struct ust_app *app)
 {}
 static inline
 int ust_app_disable_channel_glb(struct ltt_ust_session *usess,
@@ -536,6 +543,11 @@ struct ust_app *ust_app_find_by_pid(pid_t pid)
 {
 	return NULL;
 }
+static inline
+uint64_t ust_app_get_size_one_more_packet_per_stream(
+		struct ltt_ust_session *usess, uint64_t cur_nr_packets) {
+	return 0;
+}
 
 #endif /* HAVE_LIBLTTNG_UST_CTL */