--- /dev/null
+/*
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ * Copyright 2017-2018 Philippe Proulx <pproulx@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 "CTF-WRITER-EVENT"
+#include <babeltrace/lib-logging-internal.h>
+
+#include <babeltrace/ctf-ir/event-internal.h>
+#include <babeltrace/ctf-writer/clock-internal.h>
+#include <babeltrace/ctf-writer/event-internal.h>
+#include <babeltrace/ctf-writer/event.h>
+#include <babeltrace/ctf-writer/fields-internal.h>
+#include <babeltrace/ctf-writer/field-types-internal.h>
+#include <babeltrace/ctf-writer/field-types.h>
+#include <babeltrace/ctf-writer/fields.h>
+#include <babeltrace/ctf-writer/stream-class-internal.h>
+#include <babeltrace/ctf-writer/stream-class.h>
+#include <babeltrace/ctf-writer/trace-internal.h>
+#include <babeltrace/ctf-writer/trace.h>
+#include <babeltrace/ref.h>
+#include <babeltrace/compiler-internal.h>
+#include <babeltrace/assert-internal.h>
+#include <babeltrace/assert-pre-internal.h>
+#include <inttypes.h>
+
+static
+void bt_ctf_event_destroy(struct bt_object *obj);
+
+static
+int map_clock_classes_func(struct bt_stream_class_common *stream_class,
+ struct bt_field_type_common *packet_context_type,
+ struct bt_field_type_common *event_header_type)
+{
+ int ret = bt_ctf_stream_class_map_clock_class(
+ BT_FROM_COMMON(stream_class),
+ BT_FROM_COMMON(packet_context_type),
+ BT_FROM_COMMON(event_header_type));
+
+ if (ret) {
+ BT_LOGW_STR("Cannot automatically map selected stream class's field types to stream class's clock's class.");
+ }
+
+ return ret;
+}
+
+struct bt_ctf_event *bt_ctf_event_create(struct bt_ctf_event_class *event_class)
+{
+ int ret;
+ struct bt_ctf_event *event = NULL;
+ struct bt_clock_class *expected_clock_class = NULL;
+
+ event = g_new0(struct bt_ctf_event, 1);
+ if (!event) {
+ BT_LOGE_STR("Failed to allocate one CTF writer event.");
+ goto error;
+ }
+
+ if (event_class) {
+ struct bt_ctf_stream_class *stream_class =
+ BT_FROM_COMMON(bt_event_class_common_borrow_stream_class(
+ BT_TO_COMMON(event_class)));
+
+ if (stream_class && stream_class->clock) {
+ expected_clock_class = BT_TO_COMMON(
+ stream_class->clock->clock_class);
+ }
+ }
+
+ ret = bt_event_common_initialize(BT_TO_COMMON(event),
+ BT_TO_COMMON(event_class), expected_clock_class,
+ bt_ctf_event_destroy,
+ (bt_validation_flag_copy_field_type_func)
+ bt_ctf_field_type_copy,
+ false, map_clock_classes_func,
+ (void *) bt_ctf_field_create);
+ if (ret) {
+ /* bt_event_common_initialize() logs errors */
+ goto error;
+ }
+
+ goto end;
+
+error:
+ BT_PUT(event);
+
+end:
+ return event;
+}
+
+struct bt_ctf_event_class *bt_ctf_event_get_class(struct bt_ctf_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return bt_get(bt_event_common_borrow_class(BT_TO_COMMON(event)));
+}
+
+BT_HIDDEN
+struct bt_ctf_stream *bt_ctf_event_borrow_stream(struct bt_ctf_event *event)
+{
+ BT_ASSERT(event);
+ return (struct bt_ctf_stream *)
+ bt_object_borrow_parent(BT_TO_COMMON(event));
+}
+
+struct bt_ctf_stream *bt_ctf_event_get_stream(struct bt_ctf_event *event)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ return bt_get(bt_ctf_event_borrow_stream(event));
+}
+
+int bt_ctf_event_set_payload(struct bt_ctf_event *event, const char *name,
+ struct bt_ctf_field *field)
+{
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+ BT_ASSERT_PRE_NON_NULL(field, "Payload field");
+ BT_ASSERT_PRE_EVENT_COMMON_HOT(BT_TO_COMMON(event), "Event");
+ return bt_ctf_field_structure_set_field_by_name(
+ BT_FROM_COMMON(event->common.payload_field), name, field);
+}
+
+struct bt_ctf_field *bt_ctf_event_get_payload(struct bt_ctf_event *event,
+ const char *name)
+{
+ struct bt_ctf_field *field = NULL;
+
+ BT_ASSERT_PRE_NON_NULL(event, "Event");
+
+ if (name) {
+ field = bt_ctf_field_structure_get_field_by_name(
+ BT_FROM_COMMON(event->common.payload_field), name);
+ } else {
+ field = BT_FROM_COMMON(event->common.payload_field);
+ bt_get(field);
+ }
+
+ return field;
+}
+
+struct bt_ctf_field *bt_ctf_event_get_payload_field(
+ struct bt_ctf_event *event)
+{
+ return (void *) bt_event_common_get_payload(BT_TO_COMMON(event));
+}
+
+int bt_ctf_event_set_payload_field(struct bt_ctf_event *event,
+ struct bt_ctf_field *field)
+{
+ return bt_event_common_set_payload(BT_TO_COMMON(event), (void *) field);
+}
+
+struct bt_ctf_field *bt_ctf_event_get_header(struct bt_ctf_event *event)
+{
+ return BT_FROM_COMMON(bt_event_common_get_header(BT_TO_COMMON(event)));
+}
+
+int bt_ctf_event_set_header(struct bt_ctf_event *event,
+ struct bt_ctf_field *field)
+{
+ return bt_event_common_set_header(BT_TO_COMMON(event), (void *) field);
+}
+
+struct bt_ctf_field *bt_ctf_event_get_context(struct bt_ctf_event *event)
+{
+ return BT_FROM_COMMON(bt_event_common_get_context(BT_TO_COMMON(event)));
+}
+
+int bt_ctf_event_set_context(struct bt_ctf_event *event,
+ struct bt_ctf_field *field)
+{
+ return bt_event_common_set_context(BT_TO_COMMON(event), (void *) field);
+}
+
+struct bt_ctf_field *bt_ctf_event_get_stream_event_context(
+ struct bt_ctf_event *event)
+{
+ return BT_FROM_COMMON(bt_event_common_get_stream_event_context(
+ BT_TO_COMMON(event)));
+}
+
+int bt_ctf_event_set_stream_event_context(struct bt_ctf_event *event,
+ struct bt_ctf_field *field)
+{
+ return bt_event_common_set_stream_event_context(
+ BT_TO_COMMON(event), (void *) field);
+}
+
+static
+void bt_ctf_event_destroy(struct bt_object *obj)
+{
+ bt_event_common_finalize(obj);
+ g_free(obj);
+}
+
+BT_HIDDEN
+int bt_ctf_event_serialize(struct bt_ctf_event *event,
+ struct bt_ctf_stream_pos *pos,
+ enum bt_ctf_byte_order native_byte_order)
+{
+ int ret = 0;
+
+ BT_ASSERT(event);
+ BT_ASSERT(pos);
+
+ BT_LOGV_STR("Serializing event's context field.");
+ if (event->common.context_field) {
+ ret = bt_ctf_field_serialize_recursive(
+ (void *) event->common.context_field, pos,
+ native_byte_order);
+ if (ret) {
+ BT_LOGW("Cannot serialize event's context field: "
+ "event-addr=%p, event-class-name=\"%s\", "
+ "event-class-id=%" PRId64,
+ event,
+ bt_event_class_common_get_name(event->common.class),
+ bt_event_class_common_get_id(event->common.class));
+ goto end;
+ }
+ }
+
+ BT_LOGV_STR("Serializing event's payload field.");
+ if (event->common.payload_field) {
+ ret = bt_ctf_field_serialize_recursive(
+ (void *) event->common.payload_field, pos,
+ native_byte_order);
+ if (ret) {
+ BT_LOGW("Cannot serialize event's payload field: "
+ "event-addr=%p, event-class-name=\"%s\", "
+ "event-class-id=%" PRId64,
+ event,
+ bt_event_class_common_get_name(event->common.class),
+ bt_event_class_common_get_id(event->common.class));
+ goto end;
+ }
+ }
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+void _bt_ctf_event_freeze(struct bt_ctf_event *event)
+{
+ _bt_event_common_freeze(BT_TO_COMMON(event));
+}
projects / babeltrace.git / blobdiff