X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=ltt-sessiond%2Fevent.c;h=1f90c1c73069d97c520d2c8670ef12fe7dd68c64;hp=c12e385b31015bd41207947d42a807db22d75a92;hb=48842b309b2000205367409c0f29ca40ec3e251c;hpb=d87bfb32097dd9dddb5de2b05dd87b53e3d3ad73

diff --git a/ltt-sessiond/event.c b/ltt-sessiond/event.c
index c12e385b3..1f90c1c73 100644
--- a/ltt-sessiond/event.c
+++ b/ltt-sessiond/event.c
@@ -17,13 +17,21 @@
 
 #include <errno.h>
 #include <urcu/list.h>
+#include <string.h>
 
 #include <lttng/lttng.h>
 #include <lttng-sessiond-comm.h>
 #include <lttngerr.h>
 
+#ifdef CONFIG_LTTNG_TOOLS_HAVE_UST
+#include <ust/lttng-ust-ctl.h>
+#else
+#include "lttng-ust-ctl.h"
+#endif
+
 #include "channel.h"
 #include "event.h"
+#include "hashtable.h"
 #include "kernel-ctl.h"
 
 /*
@@ -229,3 +237,60 @@ int event_kernel_enable_all(struct ltt_kernel_session *ksession,
 end:
 	return ret;
 }
+
+/*
+ * Enable UST tracepoint event for a channel from a UST session.
+ */
+#ifdef DISABLE
+int event_ust_enable_tracepoint(struct ltt_ust_session *usess,
+		struct ltt_ust_channel *uchan, struct ltt_ust_event *uevent)
+{
+	int ret;
+	struct lttng_ust_event ltt_uevent;
+	struct object_data *obj_event;
+
+	strncpy(ltt_uevent.name, uevent->attr.name, sizeof(ltt_uevent.name));
+	ltt_uevent.name[sizeof(ltt_uevent.name) - 1] = '\0';
+	/* TODO: adjust to other instrumentation types */
+	ltt_uevent.instrumentation = LTTNG_UST_TRACEPOINT;
+
+	ret = ustctl_create_event(app->key.sock, &ltt_uevent,
+			uchan->obj, &obj_event);
+	if (ret < 0) {
+		DBG("Error ustctl create event %s for app pid: %d, sock: %d ret %d",
+				uevent->attr.name, app->key.pid, app->key.sock, ret);
+		goto next;
+	}
+
+	uevent->obj = obj_event;
+	uevent->handle = obj_event->handle;
+	uevent->enabled = 1;
+	ret = LTTCOMM_OK;
+end:
+	return ret;
+}
+#endif
+
+#ifdef DISABLE
+int event_ust_disable_tracepoint(struct ltt_ust_session *ustsession,
+		struct ltt_ust_channel *ustchan, char *event_name)
+{
+	int ret;
+	struct ltt_ust_event *ustevent;
+
+	ustevent = trace_ust_find_event_by_name(ustchan->events, event_name);
+	if (ustevent == NULL) {
+		ret = LTTCOMM_NO_EVENT;
+		goto end;
+	}
+	//ret = ustctl_disable(ustsession->sock, ustevent->obj);
+	if (ret < 0) {
+		ret = LTTCOMM_UST_ENABLE_FAIL;
+		goto end;
+	}
+	ustevent->enabled = 0;
+	ret = LTTCOMM_OK;
+end:
+	return ret;
+}
+#endif