--- /dev/null
+/*
+ * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#define BT_LOG_TAG "EVENT"
+#include "lib/lib-logging.h"
+
+#include "lib/assert-pre.h"
+#include <babeltrace2/trace-ir/event-const.h>
+#include <babeltrace2/trace-ir/event-class.h>
+#include <babeltrace2/trace-ir/stream-class.h>
+#include <babeltrace2/trace-ir/stream-class-const.h>
+#include <babeltrace2/trace-ir/packet.h>
+#include <babeltrace2/trace-ir/trace.h>
+#include "common/assert.h"
+#include "compat/compiler.h"
+#include <inttypes.h>
+
+#include "field.h"
+#include "field-class.h"
+#include "event.h"
+#include "stream-class.h"
+#include "stream.h"
+#include "packet.h"
+#include "trace.h"
+#include "packet.h"
+#include "attributes.h"
+#include "event-class.h"
+
+BT_HIDDEN
+void _bt_event_set_is_frozen(const struct bt_event *event, bool is_frozen)
+{
+ BT_ASSERT(event);
+ BT_LIB_LOGD("Setting event's frozen state: %!+e, is-frozen=%d",
+ event, is_frozen);
+
+ if (event->common_context_field) {
+ BT_LOGD_STR("Setting event's common context field's frozen state.");
+ bt_field_set_is_frozen(
+ event->common_context_field, is_frozen);
+ }
+
+ if (event->specific_context_field) {
+ BT_LOGD_STR("Setting event's specific context field's frozen state.");
+ bt_field_set_is_frozen(event->specific_context_field,
+ is_frozen);
+ }
+
+ if (event->payload_field) {
+ BT_LOGD_STR("Setting event's payload field's frozen state.");
+ bt_field_set_is_frozen(event->payload_field,
+ is_frozen);
+ }
+
+ ((struct bt_event *) event)->frozen = is_frozen;
+ BT_LOGD_STR("Setting event's packet's frozen state.");
+ bt_packet_set_is_frozen(event->packet, is_frozen);
+}
+
+BT_HIDDEN
+struct bt_event *bt_event_new(struct bt_event_class *event_class)
+{
+ struct bt_event *event = NULL;
+ struct bt_stream_class *stream_class;
+ struct bt_field_class *fc;
+
+ BT_ASSERT(event_class);
+ event = g_new0(struct bt_event, 1);
+ if (!event) {
+ BT_LOGE_STR("Failed to allocate one event.");
+ goto error;
+ }
+
+ bt_object_init_unique(&event->base);
+ stream_class = bt_event_class_borrow_stream_class(event_class);
+ BT_ASSERT(stream_class);
+ fc = stream_class->event_common_context_fc;
+ if (fc) {
+ event->common_context_field = bt_field_create(fc);
+ if (!event->common_context_field) {
+ /* bt_field_create() logs errors */
+ goto error;
+ }
+ }
+
+ fc = event_class->specific_context_fc;
+ if (fc) {
+ event->specific_context_field = bt_field_create(fc);
+ if (!event->specific_context_field) {
+ /* bt_field_create() logs errors */
+ goto error;
+ }
+ }
+
+ fc = event_class->payload_fc;
+ if (fc) {
+ event->payload_field = bt_field_create(fc);
+ if (!event->payload_field) {
+ /* bt_field_create() logs errors */
+ goto error;
+ }
+ }
+
+ goto end;
+
+error:
+ if (event) {
+ bt_event_destroy(event);
+ event = NULL;
+ }
+
+end:
+ return event;
+}
+
+struct bt_event_class *bt_event_borrow_class(struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->class;
+}
+
+const struct bt_event_class *bt_event_borrow_class_const(
+ const struct bt_event *event)
+{
+ return bt_event_borrow_class((void *) event);
+}
+
+struct bt_stream *bt_event_borrow_stream(struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->packet ? event->packet->stream : NULL;
+}
+
+const struct bt_stream *bt_event_borrow_stream_const(
+ const struct bt_event *event)
+{
+ return bt_event_borrow_stream((void *) event);
+}
+
+struct bt_field *bt_event_borrow_common_context_field(struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->common_context_field;
+}
+
+const struct bt_field *bt_event_borrow_common_context_field_const(
+ const struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->common_context_field;
+}
+
+struct bt_field *bt_event_borrow_specific_context_field(struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->specific_context_field;
+}
+
+const struct bt_field *bt_event_borrow_specific_context_field_const(
+ const struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->specific_context_field;
+}
+
+struct bt_field *bt_event_borrow_payload_field(struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->payload_field;
+}
+
+const struct bt_field *bt_event_borrow_payload_field_const(
+ const struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->payload_field;
+}
+
+BT_HIDDEN
+void bt_event_destroy(struct bt_event *event)
+{
+ BT_ASSERT(event);
+ BT_LIB_LOGD("Destroying event: %!+e", event);
+
+ if (event->common_context_field) {
+ BT_LOGD_STR("Destroying event's stream event context field.");
+ bt_field_destroy(event->common_context_field);
+ event->common_context_field = NULL;
+ }
+
+ if (event->specific_context_field) {
+ BT_LOGD_STR("Destroying event's context field.");
+ bt_field_destroy(event->specific_context_field);
+ event->specific_context_field = NULL;
+ }
+
+ if (event->payload_field) {
+ BT_LOGD_STR("Destroying event's payload field.");
+ bt_field_destroy(event->payload_field);
+ event->payload_field = NULL;
+ }
+
+ BT_LOGD_STR("Putting event's class.");
+ bt_object_put_ref(event->class);
+ BT_LOGD_STR("Putting event's packet.");
+ BT_OBJECT_PUT_REF_AND_RESET(event->packet);
+ g_free(event);
+}
+
+struct bt_packet *bt_event_borrow_packet(struct bt_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return event->packet;
+}
+
+const struct bt_packet *bt_event_borrow_packet_const(
+ const struct bt_event *event)
+{
+ return bt_event_borrow_packet((void *) event);
+}
projects / babeltrace.git / blobdiff