From: Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
Date: Fri, 10 Jan 2020 22:03:05 +0000 (-0500)
Subject: UST: update ABI for event notifier
X-Git-Tag: v2.13.0-rc1~385
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=233350e5aa20f20142da40b28410c471d269b316;p=lttng-tools.git

UST: update ABI for event notifier

Signed-off-by: Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Change-Id: Ia3088ebdf0fe64e57e93c2bec02625176460ffc9
---

diff --git a/src/bin/lttng-sessiond/ust-abi-internal.h b/src/bin/lttng-sessiond/ust-abi-internal.h
index 14f214f67..f56046428 100644
--- a/src/bin/lttng-sessiond/ust-abi-internal.h
+++ b/src/bin/lttng-sessiond/ust-abi-internal.h
@@ -103,6 +103,18 @@ struct lttng_ust_event {
 	} u;
 } LTTNG_PACKED;
 
+#define LTTNG_UST_EVENT_NOTIFIER_PADDING	40
+struct lttng_ust_event_notifier {
+	struct lttng_ust_event event;
+	char padding[LTTNG_UST_EVENT_NOTIFIER_PADDING];
+} LTTNG_PACKED;
+
+#define LTTNG_UST_EVENT_NOTIFIER_NOTIFICATION_PADDING 34
+struct lttng_ust_event_notifier_notification {
+	uint64_t token;
+	char padding[LTTNG_UST_EVENT_NOTIFIER_NOTIFICATION_PADDING];
+} LTTNG_PACKED;
+
 enum lttng_ust_field_type {
 	LTTNG_UST_FIELD_OTHER			= 0,
 	LTTNG_UST_FIELD_INTEGER			= 1,
@@ -306,6 +318,9 @@ struct lttng_ust_event_exclusion {
 #define LTTNG_UST_FILTER			_UST_CMD(0xA0)
 #define LTTNG_UST_EXCLUSION			_UST_CMD(0xA1)
 
+#define LTTNG_UST_EVENT_NOTIFIER_SEND_FD	_UST_CMD(0xB0)
+#define LTTNG_UST_EVENT_NOTIFIER_CREATE		_UST_CMDW(0xB1, struct lttng_ust_event_notifier)
+
 #define LTTNG_UST_ROOT_HANDLE	0
 
 struct lttng_ust_obj;
diff --git a/src/bin/lttng-sessiond/ust-ctl-internal.h b/src/bin/lttng-sessiond/ust-ctl-internal.h
index 7c245bdce..8d7217f31 100644
--- a/src/bin/lttng-sessiond/ust-ctl-internal.h
+++ b/src/bin/lttng-sessiond/ust-ctl-internal.h
@@ -85,6 +85,14 @@ int ustctl_disable(int sock, struct lttng_ust_object_data *object);
 int ustctl_start_session(int sock, int handle);
 int ustctl_stop_session(int sock, int handle);
 
+int ustctl_create_event_notifier_group(int sock,
+		int pipe_fd,
+		struct lttng_ust_object_data **event_notifier_group_handle);
+int ustctl_create_event_notifier(int sock,
+		struct lttng_ust_event_notifier *event_notifier,
+		struct lttng_ust_object_data *event_notifier_group_handle,
+		struct lttng_ust_object_data **event_notifier_data);
+
 /*
  * ustctl_tracepoint_list returns a tracepoint list handle, or negative
  * error value.