+++ /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 <babeltrace2/lib-logging-internal.h>
-
-#include <babeltrace2/assert-pre-internal.h>
-#include <babeltrace2/assert-internal.h>
-#include <babeltrace2/compiler-internal.h>
-#include <babeltrace2/ctf-writer/attributes-internal.h>
-#include <babeltrace2/ctf-writer/clock-class-internal.h>
-#include <babeltrace2/ctf-writer/clock-internal.h>
-#include <babeltrace2/ctf-writer/event-class-internal.h>
-#include <babeltrace2/ctf-writer/event-internal.h>
-#include <babeltrace2/ctf-writer/event.h>
-#include <babeltrace2/ctf-writer/field-types-internal.h>
-#include <babeltrace2/ctf-writer/field-types.h>
-#include <babeltrace2/ctf-writer/fields-internal.h>
-#include <babeltrace2/ctf-writer/fields.h>
-#include <babeltrace2/ctf-writer/stream-class-internal.h>
-#include <babeltrace2/ctf-writer/stream-class.h>
-#include <babeltrace2/ctf-writer/stream-internal.h>
-#include <babeltrace2/ctf-writer/trace-internal.h>
-#include <babeltrace2/ctf-writer/trace.h>
-#include <babeltrace2/ctf-writer/utils.h>
-#include <babeltrace2/ctf-writer/validation-internal.h>
-#include <babeltrace2/ctf-writer/object.h>
-#include <inttypes.h>
-
-static
-int bt_ctf_event_common_validate_types_for_create(
- struct bt_ctf_event_class_common *event_class,
- struct bt_ctf_validation_output *validation_output,
- bt_ctf_validation_flag_copy_field_type_func copy_field_type_func)
-{
- int ret;
- enum bt_ctf_validation_flag validation_flags =
- BT_CTF_VALIDATION_FLAG_STREAM |
- BT_CTF_VALIDATION_FLAG_EVENT;
- struct bt_ctf_trace_common *trace = NULL;
- struct bt_ctf_stream_class_common *stream_class = NULL;
- struct bt_ctf_field_type_common *packet_header_type = NULL;
- struct bt_ctf_field_type_common *packet_context_type = NULL;
- struct bt_ctf_field_type_common *event_header_type = NULL;
- struct bt_ctf_field_type_common *stream_event_ctx_type = NULL;
- struct bt_ctf_field_type_common *event_context_type = NULL;
- struct bt_ctf_field_type_common *event_payload_type = NULL;
- int trace_valid = 0;
- struct bt_ctf_private_value *environment = NULL;
-
- stream_class = bt_ctf_event_class_common_borrow_stream_class(event_class);
- BT_ASSERT(stream_class);
- trace = bt_ctf_stream_class_common_borrow_trace(stream_class);
- if (trace) {
- BT_LOGD_STR("Event class is part of a trace.");
- packet_header_type =
- bt_ctf_trace_common_borrow_packet_header_field_type(trace);
- trace_valid = trace->valid;
- BT_ASSERT(trace_valid);
- environment = trace->environment;
- }
-
- packet_context_type =
- bt_ctf_stream_class_common_borrow_packet_context_field_type(
- stream_class);
- event_header_type =
- bt_ctf_stream_class_common_borrow_event_header_field_type(
- stream_class);
- stream_event_ctx_type =
- bt_ctf_stream_class_common_borrow_event_context_field_type(
- stream_class);
- event_context_type =
- bt_ctf_event_class_common_borrow_context_field_type(event_class);
- event_payload_type =
- bt_ctf_event_class_common_borrow_payload_field_type(event_class);
- ret = bt_ctf_validate_class_types(environment, packet_header_type,
- packet_context_type, event_header_type, stream_event_ctx_type,
- event_context_type, event_payload_type, trace_valid,
- stream_class->valid, event_class->valid,
- validation_output, validation_flags, copy_field_type_func);
- if (ret) {
- /*
- * This means something went wrong during the validation
- * process, not that the objects are invalid.
- */
- BT_LOGE("Failed to validate event and parents: ret=%d", ret);
- goto error;
- }
-
- if ((validation_output->valid_flags & validation_flags) !=
- validation_flags) {
- /* Invalid trace/stream class/event class */
- BT_LOGW("Invalid trace, stream class, or event class: "
- "valid-flags=0x%x", validation_output->valid_flags);
- goto error;
- }
-
- goto end;
-
-error:
- bt_ctf_validation_output_put_types(validation_output);
- ret = -1;
-
-end:
- return ret;
-}
-
-static
-int bt_ctf_event_common_create_fields(
- struct bt_ctf_stream_class_common *stream_class,
- struct bt_ctf_validation_output *validation_output,
- create_field_func create_field_func,
- release_field_func release_field_func,
- create_header_field_func create_header_field_func,
- release_header_field_func release_header_field_func,
- struct bt_ctf_field_wrapper **header_field,
- struct bt_ctf_field_common **stream_event_context_field,
- struct bt_ctf_field_common **context_field,
- struct bt_ctf_field_common **payload_field)
-{
- int ret = 0;
-
- if (validation_output->event_header_type) {
- BT_LOGD("Creating initial event header field: ft-addr=%p",
- validation_output->event_header_type);
- *header_field =
- create_header_field_func(stream_class,
- validation_output->event_header_type);
- if (!*header_field) {
- BT_LOGE_STR("Cannot create initial event header field object.");
- goto error;
- }
- }
-
- if (validation_output->stream_event_ctx_type) {
- BT_LOGD("Creating initial stream event context field: ft-addr=%p",
- validation_output->stream_event_ctx_type);
- *stream_event_context_field = create_field_func(
- validation_output->stream_event_ctx_type);
- if (!*stream_event_context_field) {
- BT_LOGE_STR("Cannot create initial stream event context field object.");
- goto error;
- }
- }
-
- if (validation_output->event_context_type) {
- BT_LOGD("Creating initial event context field: ft-addr=%p",
- validation_output->event_context_type);
- *context_field = create_field_func(
- validation_output->event_context_type);
- if (!*context_field) {
- BT_LOGE_STR("Cannot create initial event context field object.");
- goto error;
- }
- }
-
- if (validation_output->event_payload_type) {
- BT_LOGD("Creating initial event payload field: ft-addr=%p",
- validation_output->event_payload_type);
- *payload_field = create_field_func(
- validation_output->event_payload_type);
- if (!*payload_field) {
- BT_LOGE_STR("Cannot create initial event payload field object.");
- goto error;
- }
- }
-
- goto end;
-
-error:
- if (*header_field) {
- release_header_field_func(*header_field, stream_class);
- }
-
- if (*stream_event_context_field) {
- release_field_func(*stream_event_context_field);
- }
-
- if (*context_field) {
- release_field_func(*context_field);
- }
-
- if (*payload_field) {
- release_field_func(*payload_field);
- }
-
- ret = -1;
-
-end:
- return ret;
-}
-
-BT_HIDDEN
-int _bt_ctf_event_common_validate(struct bt_ctf_event_common *event)
-{
- int ret = 0;
- struct bt_ctf_stream_class_common *stream_class;
-
- BT_ASSERT(event);
- if (event->header_field) {
- ret = bt_ctf_field_common_validate_recursive(
- event->header_field->field);
- if (ret) {
- BT_ASSERT_PRE_MSG("Invalid event's header field: "
- "event-addr=%p, field-addr=%p",
- event, event->header_field->field);
- goto end;
- }
- }
-
- stream_class = bt_ctf_event_class_common_borrow_stream_class(event->class);
-
- /*
- * We should not have been able to create the event without associating
- * the event class to a stream class.
- */
- BT_ASSERT(stream_class);
-
- if (stream_class->event_context_field_type) {
- ret = bt_ctf_field_common_validate_recursive(
- event->stream_event_context_field);
- if (ret) {
- BT_ASSERT_PRE_MSG("Invalid event's stream event context field: "
- "event-addr=%p, field-addr=%p",
- event, event->stream_event_context_field);
- goto end;
- }
- }
-
- if (event->class->context_field_type) {
- ret = bt_ctf_field_common_validate_recursive(event->context_field);
- if (ret) {
- BT_ASSERT_PRE_MSG("Invalid event's payload field: "
- "event-addr=%p, field-addr=%p",
- event, event->context_field);
- goto end;
- }
- }
-
- ret = bt_ctf_field_common_validate_recursive(event->payload_field);
- if (ret) {
- BT_ASSERT_PRE_MSG("Invalid event's payload field: "
- "event-addr=%p, field-addr=%p",
- event, event->payload_field);
- goto end;
- }
-
-end:
- return ret;
-}
-
-BT_HIDDEN
-void _bt_ctf_event_common_set_is_frozen(struct bt_ctf_event_common *event,
- bool is_frozen)
-{
- BT_ASSERT(event);
- BT_LOGD("Freezing event: addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event, bt_ctf_event_class_common_get_name(event->class),
- bt_ctf_event_class_common_get_id(event->class));
-
- if (event->header_field) {
- BT_LOGD_STR("Freezing event's header field.");
- bt_ctf_field_common_set_is_frozen_recursive(
- event->header_field->field, is_frozen);
- }
-
- if (event->stream_event_context_field) {
- BT_LOGD_STR("Freezing event's stream event context field.");
- bt_ctf_field_common_set_is_frozen_recursive(
- event->stream_event_context_field, is_frozen);
- }
-
- if (event->context_field) {
- BT_LOGD_STR("Freezing event's context field.");
- bt_ctf_field_common_set_is_frozen_recursive(event->context_field,
- is_frozen);
- }
-
- if (event->payload_field) {
- BT_LOGD_STR("Freezing event's payload field.");
- bt_ctf_field_common_set_is_frozen_recursive(event->payload_field,
- is_frozen);
- }
-
- event->frozen = is_frozen;
-}
-
-BT_HIDDEN
-int bt_ctf_event_common_initialize(struct bt_ctf_event_common *event,
- struct bt_ctf_event_class_common *event_class,
- struct bt_ctf_clock_class *init_expected_clock_class,
- bool is_shared_with_parent, bt_ctf_object_release_func release_func,
- bt_ctf_validation_flag_copy_field_type_func field_type_copy_func,
- bool must_be_in_trace,
- int (*map_clock_classes_func)(struct bt_ctf_stream_class_common *stream_class,
- struct bt_ctf_field_type_common *packet_context_field_type,
- struct bt_ctf_field_type_common *event_header_field_type),
- create_field_func create_field_func,
- release_field_func release_field_func,
- create_header_field_func create_header_field_func,
- release_header_field_func release_header_field_func)
-{
- int ret;
- struct bt_ctf_trace_common *trace = NULL;
- struct bt_ctf_stream_class_common *stream_class = NULL;
- struct bt_ctf_field_wrapper *event_header = NULL;
- struct bt_ctf_field_common *stream_event_context = NULL;
- struct bt_ctf_field_common *event_context = NULL;
- struct bt_ctf_field_common *event_payload = NULL;
- struct bt_ctf_validation_output validation_output = { 0 };
- struct bt_ctf_clock_class *expected_clock_class =
- init_expected_clock_class ? bt_ctf_object_get_ref(init_expected_clock_class) :
- NULL;
-
- BT_ASSERT_PRE_NON_NULL(event_class, "Event class");
- BT_LOGD("Initializing common event object: event-class-addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event_class, bt_ctf_event_class_common_get_name(event_class),
- bt_ctf_event_class_common_get_id(event_class));
-
- stream_class = bt_ctf_event_class_common_borrow_stream_class(event_class);
- BT_ASSERT_PRE(stream_class,
- "Event class is not part of a stream class: event-class-addr=%p",
- event_class);
-
- /* The event class was frozen when added to its stream class */
- BT_ASSERT(event_class->frozen);
- trace = bt_ctf_stream_class_common_borrow_trace(stream_class);
-
- if (must_be_in_trace) {
- BT_ASSERT_PRE(trace,
- "Event class's stream class is not part of a trace: "
- "ec-addr=%p, sc-addr=%p", event_class, stream_class);
- }
-
- /*
- * This must be called before anything that can fail because on
- * failure, the caller releases the reference to `event` to
- * destroy it.
- */
- if (is_shared_with_parent) {
- bt_ctf_object_init_shared_with_parent(&event->base, release_func);
- } else {
- bt_ctf_object_init_unique(&event->base);
- }
-
- if (!stream_class->frozen) {
- /*
- * Because this function freezes the stream class,
- * validate that this stream class contains at most a
- * single clock class so that we set its expected clock
- * class for future checks.
- */
- ret = bt_ctf_stream_class_common_validate_single_clock_class(
- stream_class, &expected_clock_class);
- if (ret) {
- BT_LOGW("Event class's stream class or one of its event "
- "classes contains a field type which is not "
- "recursively mapped to the expected "
- "clock class: "
- "stream-class-addr=%p, "
- "stream-class-id=%" PRId64 ", "
- "stream-class-name=\"%s\", "
- "expected-clock-class-addr=%p, "
- "expected-clock-class-name=\"%s\"",
- stream_class,
- bt_ctf_stream_class_common_get_id(stream_class),
- bt_ctf_stream_class_common_get_name(stream_class),
- expected_clock_class,
- expected_clock_class ?
- bt_ctf_clock_class_get_name(expected_clock_class) :
- NULL);
- goto error;
- }
- }
-
- /* Validate the trace, the stream class, and the event class */
- ret = bt_ctf_event_common_validate_types_for_create(
- event_class, &validation_output, field_type_copy_func);
- if (ret) {
- /* bt_ctf_event_common_validate_types_for_create() logs errors */
- goto error;
- }
-
- if (map_clock_classes_func) {
- /*
- * Safe to automatically map selected fields to the
- * stream's clock's class here because the stream class
- * is about to be frozen.
- */
- if (map_clock_classes_func(stream_class,
- validation_output.packet_context_type,
- validation_output.event_header_type)) {
- BT_LOGW_STR("Cannot automatically map selected stream class's "
- "field types to stream class's clock's class.");
- goto error;
- }
- }
-
- /*
- * event does not share a common ancestor with the event class; it has
- * to guarantee its existence by holding a reference. This reference
- * shall be released once the event is associated to a stream since,
- * from that point, the event and its class will share the same
- * lifetime.
- */
- event->class = bt_ctf_object_get_ref(event_class);
-
- ret = bt_ctf_event_common_create_fields(stream_class,
- &validation_output,
- create_field_func, release_field_func,
- create_header_field_func, release_header_field_func,
- &event_header, &stream_event_context, &event_context,
- &event_payload);
- if (ret) {
- /* bt_ctf_event_common_create_fields() logs errors */
- goto error;
- }
-
- /*
- * At this point all the fields are created, potentially from
- * validated copies of field types, so that the field types and
- * fields can be replaced in the trace, stream class,
- * event class, and created event.
- */
- bt_ctf_validation_replace_types(trace, stream_class, event_class,
- &validation_output,
- BT_CTF_VALIDATION_FLAG_STREAM | BT_CTF_VALIDATION_FLAG_EVENT);
- event->header_field = event_header;
- event_header = NULL;
- event->stream_event_context_field = stream_event_context;
- stream_event_context = NULL;
- event->context_field = event_context;
- event_context = NULL;
- event->payload_field = event_payload;
- event_payload = NULL;
-
- /*
- * Put what was not moved in bt_ctf_validation_replace_types().
- */
- bt_ctf_validation_output_put_types(&validation_output);
-
- /*
- * Freeze the stream class since the event header must not be changed
- * anymore.
- */
- bt_ctf_stream_class_common_freeze(stream_class);
-
- /*
- * It is safe to set the stream class's unique clock class
- * now because the stream class is frozen.
- */
- if (expected_clock_class) {
- BT_CTF_OBJECT_MOVE_REF(stream_class->clock_class, expected_clock_class);
- }
-
- /*
- * Mark stream class, and event class as valid since
- * they're all frozen now.
- */
- stream_class->valid = 1;
- event_class->valid = 1;
-
- /* Put stuff we borrowed from the event class */
- BT_LOGD("Initialized event object: addr=%p, event-class-name=\"%s\", "
- "event-class-id=%" PRId64,
- event, bt_ctf_event_class_common_get_name(event->class),
- bt_ctf_event_class_common_get_id(event->class));
- goto end;
-
-error:
- bt_ctf_validation_output_put_types(&validation_output);
- bt_ctf_object_put_ref(expected_clock_class);
-
- if (event_header) {
- release_header_field_func(event_header, stream_class);
- }
-
- if (stream_event_context) {
- release_field_func(stream_event_context);
- }
-
- if (event_context) {
- release_field_func(event_context);
- }
-
- if (event_payload) {
- release_field_func(event_payload);
- }
-
- ret = -1;
-
-end:
- return ret;
-}
-
-int map_clock_classes_func(struct bt_ctf_stream_class_common *stream_class,
- struct bt_ctf_field_type_common *packet_context_type,
- struct bt_ctf_field_type_common *event_header_type)
-{
- int ret = bt_ctf_stream_class_map_clock_class(
- BT_CTF_FROM_COMMON(stream_class),
- BT_CTF_FROM_COMMON(packet_context_type),
- BT_CTF_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;
-}
-
-static
-void destroy_event_header_field(struct bt_ctf_field_wrapper *field_wrapper)
-{
- BT_ASSERT(field_wrapper);
- bt_ctf_object_put_ref(field_wrapper->field);
- bt_ctf_field_wrapper_destroy(field_wrapper);
-}
-
-static
-struct bt_ctf_field_wrapper *create_event_header_field(
- struct bt_ctf_stream_class *stream_class,
- struct bt_ctf_field_type_common *ft)
-{
- struct bt_ctf_field_wrapper *field_wrapper = NULL;
- struct bt_ctf_field *field = bt_ctf_field_create((void *) ft);
-
- if (!field) {
- goto error;
- }
-
- field_wrapper = bt_ctf_field_wrapper_new(NULL);
- if (!field_wrapper) {
- goto error;
- }
-
- field_wrapper->field = (void *) field;
- field = NULL;
- goto end;
-
-error:
- bt_ctf_object_put_ref(field);
-
- if (field_wrapper) {
- destroy_event_header_field(field_wrapper);
- field_wrapper = NULL;
- }
-
-end:
- return field_wrapper;
-}
-
-static
-void release_event_header_field(struct bt_ctf_field_wrapper *field_wrapper,
- struct bt_ctf_event_common *event_common)
-{
- BT_ASSERT(field_wrapper);
- BT_CTF_OBJECT_PUT_REF_AND_RESET(field_wrapper->field);
- bt_ctf_field_wrapper_destroy(field_wrapper);
-}
-
-static
-void bt_ctf_event_destroy(struct bt_ctf_object *obj)
-{
- bt_ctf_event_common_finalize(obj, (void *) bt_ctf_object_put_ref,
- (void *) release_event_header_field);
- g_free(obj);
-}
-
-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_ctf_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_CTF_FROM_COMMON(bt_ctf_event_class_common_borrow_stream_class(
- BT_CTF_TO_COMMON(event_class)));
-
- if (stream_class && stream_class->clock) {
- expected_clock_class = stream_class->clock->clock_class;
- }
- }
-
- ret = bt_ctf_event_common_initialize(BT_CTF_TO_COMMON(event),
- BT_CTF_TO_COMMON(event_class), expected_clock_class,
- true, bt_ctf_event_destroy,
- (bt_ctf_validation_flag_copy_field_type_func)
- bt_ctf_field_type_copy,
- false, map_clock_classes_func,
- (create_field_func) bt_ctf_field_create,
- (release_field_func) bt_ctf_object_put_ref,
- (create_header_field_func) create_event_header_field,
- (release_header_field_func) destroy_event_header_field);
- if (ret) {
- /* bt_ctf_event_common_initialize() logs errors */
- goto error;
- }
-
- goto end;
-
-error:
- BT_CTF_OBJECT_PUT_REF_AND_RESET(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_ctf_object_get_ref(bt_ctf_event_common_borrow_class(BT_CTF_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_ctf_object_borrow_parent(&BT_CTF_TO_COMMON(event)->base);
-}
-
-struct bt_ctf_stream *bt_ctf_event_get_stream(struct bt_ctf_event *event)
-{
- BT_ASSERT_PRE_NON_NULL(event, "Event");
- return bt_ctf_object_get_ref(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_CTF_TO_COMMON(event), "Event");
- return bt_ctf_field_structure_set_field_by_name(
- (void *) 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_CTF_FROM_COMMON(event->common.payload_field), name);
- } else {
- field = BT_CTF_FROM_COMMON(event->common.payload_field);
- bt_ctf_object_get_ref(field);
- }
-
- return field;
-}
-
-struct bt_ctf_field *bt_ctf_event_get_payload_field(
- struct bt_ctf_event *event)
-{
- return bt_ctf_object_get_ref(bt_ctf_event_common_borrow_payload(BT_CTF_TO_COMMON(event)));
-}
-
-struct bt_ctf_field *bt_ctf_event_get_header(struct bt_ctf_event *event)
-{
- return bt_ctf_object_get_ref(bt_ctf_event_common_borrow_header(BT_CTF_TO_COMMON(event)));
-}
-
-struct bt_ctf_field *bt_ctf_event_get_context(struct bt_ctf_event *event)
-{
- return bt_ctf_object_get_ref(bt_ctf_event_common_borrow_context(BT_CTF_TO_COMMON(event)));
-}
-
-struct bt_ctf_field *bt_ctf_event_get_stream_event_context(
- struct bt_ctf_event *event)
-{
- return bt_ctf_object_get_ref(bt_ctf_event_common_borrow_stream_event_context(
- BT_CTF_TO_COMMON(event)));
-}
-
-BT_HIDDEN
-int bt_ctf_event_serialize(struct bt_ctf_event *event,
- struct bt_ctfser *ctfser,
- enum bt_ctf_byte_order native_byte_order)
-{
- int ret = 0;
-
- BT_ASSERT(event);
- BT_ASSERT(ctfser);
-
- BT_LOGV_STR("Serializing event's context field.");
- if (event->common.context_field) {
- ret = bt_ctf_field_serialize_recursive(
- (void *) event->common.context_field, ctfser,
- 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_ctf_event_class_common_get_name(event->common.class),
- bt_ctf_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, ctfser,
- 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_ctf_event_class_common_get_name(event->common.class),
- bt_ctf_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_ctf_event_common_set_is_frozen(BT_CTF_TO_COMMON(event), true);
-}
-
-int bt_ctf_event_set_header(struct bt_ctf_event *event,
- struct bt_ctf_field *header)
-{
- BT_ASSERT_PRE_NON_NULL(event, "Event");
- BT_ASSERT_PRE_EVENT_COMMON_HOT(BT_CTF_TO_COMMON(event), "Event");
-
- /*
- * Ensure the provided header's type matches the one registered to the
- * stream class.
- */
- if (header) {
- BT_ASSERT_PRE(bt_ctf_field_type_common_compare(
- ((struct bt_ctf_field_common *) header)->type,
- bt_ctf_event_class_common_borrow_stream_class(event->common.class)->event_header_field_type) == 0,
- "Header field's type is different from the "
- "expected field type: event-addr=%p, ft-addr=%p, "
- "expected-ft-addr=%p",
- event, ((struct bt_ctf_field_common *) header)->type,
- bt_ctf_event_class_common_borrow_stream_class(event->common.class)->event_header_field_type);
- } else {
- BT_ASSERT_PRE(!bt_ctf_event_class_common_borrow_stream_class(event->common.class)->event_header_field_type,
- "Setting no event header field, "
- "but event header field type is not NULL: ",
- "event-addr=%p, header-ft-addr=%p",
- event,
- bt_ctf_event_class_common_borrow_stream_class(event->common.class)->event_header_field_type);
- }
-
- bt_ctf_object_put_ref(event->common.header_field->field);
- event->common.header_field->field = bt_ctf_object_get_ref(header);
- BT_LOGV("Set event's header field: event-addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64 ", "
- "header-field-addr=%p",
- event, bt_ctf_event_class_common_get_name(event->common.class),
- bt_ctf_event_class_common_get_id(event->common.class), header);
- return 0;
-}
-
-int bt_ctf_event_common_set_payload(struct bt_ctf_event *event,
- struct bt_ctf_field *payload)
-{
- BT_ASSERT_PRE_NON_NULL(event, "Event");
- BT_ASSERT_PRE_EVENT_COMMON_HOT(BT_CTF_TO_COMMON(event), "Event");
-
- if (payload) {
- BT_ASSERT_PRE(bt_ctf_field_type_common_compare(
- ((struct bt_ctf_field_common *) payload)->type,
- event->common.class->payload_field_type) == 0,
- "Payload field's type is different from the "
- "expected field type: event-addr=%p, ft-addr=%p, "
- "expected-ft-addr=%p",
- event,
- ((struct bt_ctf_field_common *) payload)->type,
- event->common.class->payload_field_type);
- } else {
- BT_ASSERT_PRE(!event->common.class->payload_field_type,
- "Setting no event payload field, "
- "but event payload field type is not NULL: ",
- "event-addr=%p, payload-ft-addr=%p",
- event, event->common.class->payload_field_type);
- }
-
- bt_ctf_object_put_ref(event->common.payload_field);
- event->common.payload_field = bt_ctf_object_get_ref(payload);
- BT_LOGV("Set event's payload field: event-addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64 ", "
- "payload-field-addr=%p",
- event, bt_ctf_event_class_common_get_name(event->common.class),
- bt_ctf_event_class_common_get_id(event->common.class), payload);
- return 0;
-}
-
-int bt_ctf_event_set_context(struct bt_ctf_event *event,
- struct bt_ctf_field *context)
-{
- BT_ASSERT_PRE_NON_NULL(event, "Event");
- BT_ASSERT_PRE_EVENT_COMMON_HOT(BT_CTF_TO_COMMON(event), "Event");
-
- if (context) {
- BT_ASSERT_PRE(bt_ctf_field_type_common_compare(
- ((struct bt_ctf_field_common *) context)->type,
- event->common.class->context_field_type) == 0,
- "Context field's type is different from the "
- "expected field type: event-addr=%p, ft-addr=%p, "
- "expected-ft-addr=%p",
- event, ((struct bt_ctf_field_common *) context)->type,
- event->common.class->context_field_type);
- } else {
- BT_ASSERT_PRE(!event->common.class->context_field_type,
- "Setting no event context field, "
- "but event context field type is not NULL: ",
- "event-addr=%p, context-ft-addr=%p",
- event, event->common.class->context_field_type);
- }
-
- bt_ctf_object_put_ref(event->common.context_field);
- event->common.context_field = bt_ctf_object_get_ref(context);
- BT_LOGV("Set event's context field: event-addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64 ", "
- "context-field-addr=%p",
- event, bt_ctf_event_class_common_get_name(event->common.class),
- bt_ctf_event_class_common_get_id(event->common.class), context);
- return 0;
-}
-
-int bt_ctf_event_set_stream_event_context(struct bt_ctf_event *event,
- struct bt_ctf_field *stream_event_context)
-{
- BT_ASSERT_PRE_NON_NULL(event, "Event");
- BT_ASSERT_PRE_EVENT_COMMON_HOT(BT_CTF_TO_COMMON(event), "Event");
-
- if (stream_event_context) {
- BT_ASSERT_PRE(bt_ctf_field_type_common_compare(
- ((struct bt_ctf_field_common *) stream_event_context)->type,
- bt_ctf_event_class_common_borrow_stream_class(event->common.class)->event_context_field_type) == 0,
- "Stream event context field's type is different from the "
- "expected field type: event-addr=%p, ft-addr=%p, "
- "expected-ft-addr=%p",
- event,
- ((struct bt_ctf_field_common *) stream_event_context)->type,
- bt_ctf_event_class_common_borrow_stream_class(event->common.class)->event_context_field_type);
- } else {
- BT_ASSERT_PRE(!bt_ctf_event_class_common_borrow_stream_class(event->common.class)->event_context_field_type,
- "Setting no stream event context field, "
- "but stream event context field type is not NULL: ",
- "event-addr=%p, context-ft-addr=%p",
- event,
- bt_ctf_event_class_common_borrow_stream_class(event->common.class)->event_context_field_type);
- }
-
- bt_ctf_object_put_ref(event->common.stream_event_context_field);
- event->common.stream_event_context_field = bt_ctf_object_get_ref(stream_event_context);
- BT_LOGV("Set event's stream event context field: event-addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64 ", "
- "stream-event-context-field-addr=%p",
- event, bt_ctf_event_class_common_get_name(event->common.class),
- bt_ctf_event_class_common_get_id(event->common.class),
- stream_event_context);
- return 0;
-}
projects / babeltrace.git / blobdiff