* SOFTWARE.
*/
+#define BT_LOG_TAG "NOTIF-EVENT"
+#include <babeltrace/lib-logging-internal.h>
+
#include <babeltrace/compiler-internal.h>
#include <babeltrace/ctf-ir/event.h>
#include <babeltrace/ctf-ir/event-internal.h>
#include <babeltrace/graph/clock-class-priority-map-internal.h>
#include <babeltrace/graph/notification-event-internal.h>
#include <babeltrace/types.h>
+#include <babeltrace/assert-internal.h>
+#include <babeltrace/assert-pre-internal.h>
#include <stdbool.h>
+#include <inttypes.h>
static
void bt_notification_event_destroy(struct bt_object *obj)
struct bt_notification_event *notification =
(struct bt_notification_event *) obj;
- BT_PUT(notification->event);
+ BT_LOGD("Destroying event notification: addr=%p", notification);
+ BT_LOGD_STR("Recycling event.");
+ bt_event_recycle(notification->event);
+ notification->event = NULL;
+ BT_LOGD_STR("Putting clock class priority map.");
BT_PUT(notification->cc_prio_map);
g_free(notification);
}
-static
-bt_bool validate_clock_classes(struct bt_notification_event *notif)
+BT_ASSERT_PRE_FUNC
+static inline bool event_class_has_trace(struct bt_event_class *event_class)
{
- /*
- * For each clock class found in the notification's clock class
- * priority map, make sure the event has a clock value set for
- * this clock class. Also make sure that those clock classes
- * are part of the trace to which the event belongs.
- */
- bt_bool is_valid = BT_TRUE;
-
- int trace_cc_count;
- int cc_prio_map_cc_count;
- size_t cc_prio_map_cc_i, trace_cc_i;
- struct bt_ctf_clock_value *clock_value = NULL;
- struct bt_ctf_clock_class *clock_class = NULL;
- struct bt_ctf_event_class *event_class = NULL;
- struct bt_ctf_stream_class *stream_class = NULL;
- struct bt_ctf_trace *trace = NULL;
-
- event_class = bt_ctf_event_borrow_event_class(notif->event);
- assert(event_class);
- stream_class = bt_ctf_event_class_borrow_stream_class(event_class);
- assert(stream_class);
- trace = bt_ctf_stream_class_borrow_trace(stream_class);
- assert(trace);
- trace_cc_count = bt_ctf_trace_get_clock_class_count(trace);
- assert(trace_cc_count >= 0);
- cc_prio_map_cc_count =
- bt_clock_class_priority_map_get_clock_class_count(
- notif->cc_prio_map);
- assert(cc_prio_map_cc_count >= 0);
-
- for (cc_prio_map_cc_i = 0; cc_prio_map_cc_i < cc_prio_map_cc_count;
- cc_prio_map_cc_i++) {
- bt_bool found_in_trace = BT_FALSE;
-
- clock_class =
- bt_clock_class_priority_map_get_clock_class_by_index(
- notif->cc_prio_map, cc_prio_map_cc_i);
- assert(clock_class);
- clock_value = bt_ctf_event_get_clock_value(notif->event,
- clock_class);
- if (!clock_value) {
- is_valid = BT_FALSE;
- goto end;
- }
-
- for (trace_cc_i = 0; trace_cc_i < trace_cc_count;
- trace_cc_i++) {
- struct bt_ctf_clock_class *trace_clock_class =
- bt_ctf_trace_get_clock_class_by_index(trace,
- trace_cc_i);
-
- assert(trace_clock_class);
- bt_put(trace_clock_class);
+ struct bt_stream_class *stream_class;
- if (trace_clock_class == clock_class) {
- found_in_trace = BT_TRUE;
- break;
- }
- }
-
- if (!found_in_trace) {
- is_valid = BT_FALSE;
- goto end;
- }
-
- BT_PUT(clock_value);
- BT_PUT(clock_class);
- }
-
-end:
- bt_put(clock_value);
- bt_put(clock_class);
- return is_valid;
+ stream_class = bt_event_class_borrow_stream_class(event_class);
+ BT_ASSERT(stream_class);
+ return bt_stream_class_borrow_trace(stream_class) != NULL;
}
-static
-bool event_has_trace(struct bt_ctf_event *event)
-{
- struct bt_ctf_event_class *event_class;
- struct bt_ctf_stream_class *stream_class;
-
- event_class = bt_ctf_event_borrow_event_class(event);
- assert(event_class);
- stream_class = bt_ctf_event_class_borrow_stream_class(event_class);
- assert(stream_class);
- return bt_ctf_stream_class_borrow_trace(stream_class) != NULL;
-}
-
-struct bt_notification *bt_notification_event_create(struct bt_ctf_event *event,
+struct bt_notification *bt_notification_event_create(
+ struct bt_event_class *event_class,
+ struct bt_packet *packet,
struct bt_clock_class_priority_map *cc_prio_map)
{
struct bt_notification_event *notification = NULL;
- if (!event || !cc_prio_map) {
- goto error;
- }
-
- if (!bt_ctf_event_borrow_packet(event)) {
- goto error;
- }
-
- if (!event_has_trace(event)) {
- goto error;
+ BT_ASSERT_PRE_NON_NULL(event_class, "Event class");
+ BT_ASSERT_PRE_NON_NULL(packet, "Packet");
+
+ if (cc_prio_map) {
+ /* Function's reference, released at the end */
+ bt_get(cc_prio_map);
+ } else {
+ cc_prio_map = bt_clock_class_priority_map_create();
+ if (!cc_prio_map) {
+ BT_LOGE_STR("Cannot create empty clock class priority map.");
+ goto error;
+ }
}
+ BT_ASSERT(cc_prio_map);
+ BT_LOGD("Creating event notification object: "
+ "event-class-addr=%p, "
+ "event-class-name=\"%s\", event-class-id=%" PRId64 ", "
+ "cc-prio-map-addr=%p",
+ event_class,
+ bt_event_class_get_name(event_class),
+ bt_event_class_get_id(event_class), cc_prio_map);
+
+ BT_ASSERT_PRE(event_class_has_trace(event_class),
+ "Event class is not part of a trace: %!+E", event_class);
notification = g_new0(struct bt_notification_event, 1);
if (!notification) {
+ BT_LOGE_STR("Failed to allocate one event notification.");
goto error;
}
- bt_notification_init(¬ification->parent,
- BT_NOTIFICATION_TYPE_EVENT,
- bt_notification_event_destroy);
- notification->event = bt_get(event);
- notification->cc_prio_map = bt_get(cc_prio_map);
- if (!validate_clock_classes(notification)) {
+
+ bt_notification_init(¬ification->parent, BT_NOTIFICATION_TYPE_EVENT,
+ bt_notification_event_destroy);
+ notification->event = bt_event_create(event_class, packet);
+ if (!notification->event) {
+ BT_LIB_LOGE("Cannot create event from event class: "
+ "%![event-class-]+E", event_class);
goto error;
}
- bt_ctf_event_freeze(notification->event);
+ notification->cc_prio_map = bt_get(cc_prio_map);
+ BT_LOGD_STR("Freezing event notification's clock class priority map.");
bt_clock_class_priority_map_freeze(notification->cc_prio_map);
- return ¬ification->parent;
+ BT_LOGD("Created event notification object: "
+ "event-addr=%p, event-class-addr=%p, "
+ "event-class-name=\"%s\", event-class-id=%" PRId64 ", "
+ "cc-prio-map-addr=%p, notif-addr=%p",
+ notification->event, event_class,
+ bt_event_class_get_name(event_class),
+ bt_event_class_get_id(event_class), cc_prio_map,
+ notification);
+ goto end;
+
error:
- bt_put(notification);
- return NULL;
+ BT_PUT(notification);
+
+end:
+ bt_put(cc_prio_map);
+ return ¬ification->parent;
}
-struct bt_ctf_event *bt_notification_event_get_event(
+struct bt_event *bt_notification_event_borrow_event(
struct bt_notification *notification)
{
- struct bt_ctf_event *event = NULL;
struct bt_notification_event *event_notification;
- if (bt_notification_get_type(notification) !=
- BT_NOTIFICATION_TYPE_EVENT) {
- goto end;
- }
+ BT_ASSERT_PRE_NON_NULL(notification, "Notification");
+ BT_ASSERT_PRE_NOTIF_IS_TYPE(notification, BT_NOTIFICATION_TYPE_EVENT);
event_notification = container_of(notification,
struct bt_notification_event, parent);
- event = bt_get(event_notification->event);
-end:
- return event;
+ return event_notification->event;
}
extern struct bt_clock_class_priority_map *
-bt_notification_event_get_clock_class_priority_map(
+bt_notification_event_borrow_clock_class_priority_map(
struct bt_notification *notification)
{
- struct bt_clock_class_priority_map *cc_prio_map = NULL;
struct bt_notification_event *event_notification;
- if (bt_notification_get_type(notification) !=
- BT_NOTIFICATION_TYPE_EVENT) {
- goto end;
- }
-
+ BT_ASSERT_PRE_NON_NULL(notification, "Notification");
+ BT_ASSERT_PRE_NOTIF_IS_TYPE(notification, BT_NOTIFICATION_TYPE_EVENT);
event_notification = container_of(notification,
struct bt_notification_event, parent);
- cc_prio_map = bt_get(event_notification->cc_prio_map);
-end:
- return cc_prio_map;
+ return event_notification->cc_prio_map;
}