X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Flttng.h;h=6823579a9e2d4712976c53b07d8c2c296c6f66ca;hb=6e3c5836f180eeee21271242f707f4b88a840570;hp=598abe07777d4b8594219e980ed242795d74b31d;hpb=53a80697a772bc2e260e3dff006f910be6709f04;p=lttng-tools.git

diff --git a/include/lttng/lttng.h b/include/lttng/lttng.h
index 598abe077..6823579a9 100644
--- a/include/lttng/lttng.h
+++ b/include/lttng/lttng.h
@@ -131,6 +131,15 @@ enum lttng_calibrate_type {
 	LTTNG_CALIBRATE_FUNCTION              = 0,
 };
 
+/* Health component for the health check function. */
+enum lttng_health_component {
+	LTTNG_HEALTH_CMD,
+	LTTNG_HEALTH_APP_REG,
+	LTTNG_HEALTH_KERNEL,
+	LTTNG_HEALTH_CONSUMER,
+	LTTNG_HEALTH_ALL,
+};
+
 /* Destination type of lttng URI */
 enum lttng_dst_type {
 	LTTNG_DST_IPV4                        = 1,
@@ -269,7 +278,7 @@ struct lttng_event_function_attr {
  *
  * The structures should be initialized to zero before use.
  */
-#define LTTNG_EVENT_PADDING1               16
+#define LTTNG_EVENT_PADDING1               15
 #define LTTNG_EVENT_PADDING2               LTTNG_SYMBOL_NAME_LEN + 32
 struct lttng_event {
 	enum lttng_event_type type;
@@ -280,6 +289,7 @@ struct lttng_event {
 
 	int32_t enabled;	/* Does not apply: -1 */
 	pid_t pid;
+	unsigned char filter;	/* filter enabled ? */
 
 	char padding[LTTNG_EVENT_PADDING1];
 
@@ -618,4 +628,16 @@ extern int lttng_enable_consumer(struct lttng_handle *handle);
  */
 extern int lttng_disable_consumer(struct lttng_handle *handle);
 
+/*
+ * Check session daemon health for a specific component.
+ *
+ * Return 0 if health is OK or 1 if BAD. A returned value of -1 indicate that
+ * the control library was not able to connect to the session daemon health
+ * socket.
+ *
+ * Any other positive value is an lttcomm error which can be translate with
+ * lttng_strerror().
+ */
+extern int lttng_health_check(enum lttng_health_component c);
+
 #endif /* _LTTNG_H */