#include <babeltrace/ctf-ir/packet-internal.h>
#include <babeltrace/ctf-ir/trace.h>
#include <babeltrace/ctf-ir/trace-internal.h>
-#include <babeltrace/ctf-ir/validation-internal.h>
#include <babeltrace/ctf-ir/packet-internal.h>
-#include <babeltrace/ctf-ir/utils.h>
#include <babeltrace/ref.h>
#include <babeltrace/ctf-ir/attributes-internal.h>
#include <babeltrace/compiler-internal.h>
#include <babeltrace/assert-internal.h>
#include <inttypes.h>
-static inline
-int bt_event_validate_types_for_create(
- struct bt_event_class *event_class,
- struct bt_validation_output *validation_output,
- bt_validation_flag_copy_field_type_func copy_field_type_func)
-{
- int ret;
- enum bt_validation_flag validation_flags =
- BT_VALIDATION_FLAG_STREAM |
- BT_VALIDATION_FLAG_EVENT;
- struct bt_trace *trace = NULL;
- struct bt_stream_class *stream_class = NULL;
- struct bt_field_type *packet_header_type = NULL;
- struct bt_field_type *packet_context_type = NULL;
- struct bt_field_type *event_header_type = NULL;
- struct bt_field_type *stream_event_ctx_type = NULL;
- struct bt_field_type *event_context_type = NULL;
- struct bt_field_type *event_payload_type = NULL;
- int trace_valid = 0;
- struct bt_value *environment = NULL;
-
- stream_class = bt_event_class_borrow_stream_class(event_class);
- BT_ASSERT(stream_class);
- trace = bt_stream_class_borrow_trace(stream_class);
- if (trace) {
- BT_LOGD_STR("Event class is part of a trace.");
- packet_header_type =
- bt_trace_borrow_packet_header_field_type(trace);
- trace_valid = trace->valid;
- BT_ASSERT(trace_valid);
- environment = trace->environment;
- }
-
- packet_context_type =
- bt_stream_class_borrow_packet_context_field_type(
- stream_class);
- event_header_type =
- bt_stream_class_borrow_event_header_field_type(
- stream_class);
- stream_event_ctx_type =
- bt_stream_class_borrow_event_context_field_type(
- stream_class);
- event_context_type =
- bt_event_class_borrow_context_field_type(event_class);
- event_payload_type =
- bt_event_class_borrow_payload_field_type(event_class);
- ret = bt_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_validation_output_put_types(validation_output);
- ret = -1;
-
-end:
- return ret;
-}
-
-static
-int bt_event_create_fields(
- struct bt_stream_class *stream_class,
- struct bt_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_field_wrapper **header_field,
- struct bt_field **stream_event_context_field,
- struct bt_field **context_field,
- struct bt_field **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_event_validate(struct bt_event *event)
+void _bt_event_set_is_frozen(struct bt_event *event, bool is_frozen)
{
- int ret = 0;
- struct bt_stream_class *stream_class;
-
BT_ASSERT(event);
- if (event->header_field) {
- ret = bt_field_validate_recursive(
- event->header_field->field);
- if (ret) {
- BT_ASSERT_PRE_MSG("Invalid event's header field: "
- "%![event-]+e, %![field-]+f",
- event, event->header_field->field);
- goto end;
- }
- }
-
- stream_class = bt_event_class_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_field_validate_recursive(
- event->stream_event_context_field);
- if (ret) {
- BT_ASSERT_PRE_MSG("Invalid event's stream event context field: "
- "%![event-]+e, %![field-]+f",
- event, event->stream_event_context_field);
- goto end;
- }
- }
-
- if (event->class->context_field_type) {
- ret = bt_field_validate_recursive(event->context_field);
- if (ret) {
- BT_ASSERT_PRE_MSG("Invalid event's payload field: "
- "%![event-]+e, %![field-]+f",
- event, event->context_field);
- goto end;
- }
- }
-
- ret = bt_field_validate_recursive(event->payload_field);
- if (ret) {
- BT_ASSERT_PRE_MSG("Invalid event's payload field: "
- "%![event-]+e, %![field-]+f",
- event, event->payload_field);
- goto end;
- }
-
-end:
- return ret;
-}
-
-BT_HIDDEN
-void _bt_event_set_is_frozen(struct bt_event *event,
- bool is_frozen)
-{
- BT_ASSERT(event);
- BT_LOGD("Freezing event: addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event, bt_event_class_get_name(event->class),
- bt_event_class_get_id(event->class));
+ BT_LIB_LOGD("Setting event's frozen state: %!+e, is-frozen=%d",
+ event, is_frozen);
if (event->header_field) {
- BT_LOGD_STR("Freezing event's header field.");
- bt_field_set_is_frozen_recursive(
+ BT_LOGD_STR("Setting event's header field's frozen state.");
+ bt_field_set_is_frozen(
event->header_field->field, is_frozen);
}
- if (event->stream_event_context_field) {
- BT_LOGD_STR("Freezing event's stream event context field.");
- bt_field_set_is_frozen_recursive(
- event->stream_event_context_field, 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->context_field) {
- BT_LOGD_STR("Freezing event's context field.");
- bt_field_set_is_frozen_recursive(event->context_field,
+ 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("Freezing event's payload field.");
- bt_field_set_is_frozen_recursive(event->payload_field,
+ BT_LOGD_STR("Setting event's payload field's frozen state.");
+ bt_field_set_is_frozen(event->payload_field,
is_frozen);
}
event->frozen = is_frozen;
- BT_LOGD_STR("Freezing event's packet.");
+ BT_LOGD_STR("Setting event's packet's frozen state.");
bt_packet_set_is_frozen(event->packet, is_frozen);
}
-static inline
-int bt_event_initialize(struct bt_event *event,
- struct bt_event_class *event_class,
- bt_validation_flag_copy_field_type_func field_type_copy_func,
- 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_trace *trace = NULL;
- struct bt_stream_class *stream_class = NULL;
- struct bt_field_wrapper *event_header = NULL;
- struct bt_field *stream_event_context = NULL;
- struct bt_field *event_context = NULL;
- struct bt_field *event_payload = NULL;
- struct bt_validation_output validation_output = { 0 };
- struct bt_clock_class *expected_clock_class = NULL;
-
- BT_ASSERT_PRE_NON_NULL(event_class, "Event class");
- BT_LOGD("Initializing event object: event-class-addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event_class, bt_event_class_get_name(event_class),
- bt_event_class_get_id(event_class));
-
- stream_class = bt_event_class_borrow_stream_class(event_class);
- BT_ASSERT_PRE(stream_class,
- "Event class is not part of a stream class: %!+E", event_class);
-
- /* The event class was frozen when added to its stream class */
- BT_ASSERT(event_class->frozen);
- trace = bt_stream_class_borrow_trace(stream_class);
- BT_ASSERT_PRE(trace,
- "Event class's stream class is not part of a trace: "
- "%![ec-]+E, %![ec-]+S", 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.
- */
- bt_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_stream_class_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_stream_class_get_id(stream_class),
- bt_stream_class_get_name(stream_class),
- expected_clock_class,
- expected_clock_class ?
- bt_clock_class_get_name(expected_clock_class) :
- NULL);
- goto error;
- }
- }
-
- /* Validate the trace, the stream class, and the event class */
- ret = bt_event_validate_types_for_create(
- event_class, &validation_output, field_type_copy_func);
- if (ret) {
- /* bt_event_validate_types_for_create() logs errors */
- 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.
- *
- * TODO: Is this still true now that this API and CTF writer are
- * two different implementations?
- */
- event->class = bt_get(event_class);
- ret = bt_event_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_event_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_validation_replace_types(trace, stream_class, event_class,
- &validation_output,
- BT_VALIDATION_FLAG_STREAM | BT_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_validation_replace_types().
- */
- bt_validation_output_put_types(&validation_output);
-
- /*
- * Freeze the stream class since the event header must not be changed
- * anymore.
- */
- bt_stream_class_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_MOVE(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_event_class_get_name(event->class),
- bt_event_class_get_id(event->class));
- goto end;
-
-error:
- bt_validation_output_put_types(&validation_output);
- bt_put(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;
-}
-
static
-void bt_event_header_field_recycle(struct bt_field_wrapper *field_wrapper,
+void recycle_event_header_field(struct bt_field_wrapper *field_wrapper,
struct bt_stream_class *stream_class)
{
BT_ASSERT(field_wrapper);
field_wrapper);
}
-static
+static inline
struct bt_field_wrapper *create_event_header_field(
- struct bt_stream_class *stream_class,
- struct bt_field_type *ft)
+ struct bt_stream_class *stream_class)
{
struct bt_field_wrapper *field_wrapper = NULL;
field_wrapper = bt_field_wrapper_create(
- &stream_class->event_header_field_pool, (void *) ft);
+ &stream_class->event_header_field_pool,
+ bt_stream_class_borrow_event_header_field_type(stream_class));
if (!field_wrapper) {
goto error;
}
error:
if (field_wrapper) {
- bt_event_header_field_recycle(field_wrapper, stream_class);
+ recycle_event_header_field(field_wrapper, stream_class);
field_wrapper = NULL;
}
BT_HIDDEN
struct bt_event *bt_event_new(struct bt_event_class *event_class)
{
- int ret;
struct bt_event *event = NULL;
struct bt_stream_class *stream_class;
+ struct bt_field_type *ft;
+ BT_ASSERT(event_class);
event = g_new0(struct bt_event, 1);
if (!event) {
BT_LOGE_STR("Failed to allocate one event.");
goto error;
}
- ret = bt_event_initialize(event, event_class,
- (bt_validation_flag_copy_field_type_func) bt_field_type_copy,
- (create_field_func) bt_field_create_recursive,
- (release_field_func) bt_field_destroy_recursive,
- (create_header_field_func) create_event_header_field,
- (release_header_field_func) bt_event_header_field_recycle);
- if (ret) {
- /* bt_event_initialize() logs errors */
- goto error;
- }
-
+ bt_object_init_unique(&event->base);
stream_class = bt_event_class_borrow_stream_class(event_class);
BT_ASSERT(stream_class);
- ret = bt_clock_value_set_initialize(&event->cv_set);
- if (ret) {
- goto error;
+
+ if (bt_stream_class_borrow_event_header_field_type(stream_class)) {
+ event->header_field = create_event_header_field(stream_class);
+ if (!event->header_field) {
+ BT_LOGE_STR("Cannot create event header field.");
+ goto error;
+ }
+ }
+
+ ft = bt_stream_class_borrow_event_common_context_field_type(
+ stream_class);
+ if (ft) {
+ event->common_context_field = bt_field_create(ft);
+ if (!event->common_context_field) {
+ /* bt_field_create() logs errors */
+ goto error;
+ }
+ }
+
+ ft = bt_event_class_borrow_specific_context_field_type(event_class);
+ if (ft) {
+ event->specific_context_field = bt_field_create(ft);
+ if (!event->specific_context_field) {
+ /* bt_field_create() logs errors */
+ goto error;
+ }
+ }
+
+ ft = bt_event_class_borrow_payload_field_type(event_class);
+ if (ft) {
+ event->payload_field = bt_field_create(ft);
+ if (!event->payload_field) {
+ /* bt_field_create() logs errors */
+ goto error;
+ }
+ }
+
+ if (stream_class->default_clock_class) {
+ event->default_cv = bt_clock_value_create(
+ stream_class->default_clock_class);
+ if (!event->default_cv) {
+ /* bt_clock_value_create() logs errors */
+ goto error;
+ }
}
goto end;
return event->packet ? event->packet->stream : NULL;
}
-struct bt_field *bt_event_borrow_payload(struct bt_event *event)
+struct bt_field *bt_event_borrow_header_field(struct bt_event *event)
{
- struct bt_field *payload = NULL;
-
BT_ASSERT_PRE_NON_NULL(event, "Event");
-
- if (!event->payload_field) {
- BT_LOGV("Event has no current payload field: addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event, bt_event_class_get_name(event->class),
- bt_event_class_get_id(event->class));
- goto end;
- }
-
- payload = event->payload_field;
-
-end:
- return payload;
+ return event->header_field ? event->header_field->field : NULL;
}
-struct bt_field *bt_event_borrow_header(struct bt_event *event)
+struct bt_field *bt_event_borrow_common_context_field(struct bt_event *event)
{
- struct bt_field *header = NULL;
-
BT_ASSERT_PRE_NON_NULL(event, "Event");
-
- if (!event->header_field) {
- BT_LOGV("Event has no current header field: addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event, bt_event_class_get_name(event->class),
- bt_event_class_get_id(event->class));
- goto end;
- }
-
- header = event->header_field->field;
-
-end:
- return header;
+ return event->common_context_field;
}
-struct bt_field *bt_event_borrow_context(struct bt_event *event)
+struct bt_field *bt_event_borrow_specific_context_field(struct bt_event *event)
{
- struct bt_field *context = NULL;
-
BT_ASSERT_PRE_NON_NULL(event, "Event");
-
- if (!event->context_field) {
- BT_LOGV("Event has no current context field: addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event, bt_event_class_get_name(event->class),
- bt_event_class_get_id(event->class));
- goto end;
- }
-
- context = event->context_field;
-
-end:
- return context;
+ return event->specific_context_field;
}
-struct bt_field *bt_event_borrow_stream_event_context(
- struct bt_event *event)
+struct bt_field *bt_event_borrow_payload_field(struct bt_event *event)
{
- struct bt_field *stream_event_context = NULL;
-
BT_ASSERT_PRE_NON_NULL(event, "Event");
-
- if (!event->stream_event_context_field) {
- BT_LOGV("Event has no current stream event context field: addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event, bt_event_class_get_name(event->class),
- bt_event_class_get_id(event->class));
- goto end;
- }
-
- stream_event_context = event->stream_event_context_field;
-
-end:
- return stream_event_context;
+ return event->payload_field;
}
static
void release_event_header_field(struct bt_field_wrapper *field_wrapper,
struct bt_event *event)
{
- struct bt_event_class *event_class = bt_event_borrow_class(event);
-
- if (!event_class) {
+ if (!event->class) {
bt_field_wrapper_destroy(field_wrapper);
} else {
struct bt_stream_class *stream_class =
- bt_event_class_borrow_stream_class(event_class);
+ bt_event_class_borrow_stream_class(event->class);
BT_ASSERT(stream_class);
- bt_event_header_field_recycle(field_wrapper, stream_class);
+ recycle_event_header_field(field_wrapper, stream_class);
}
}
-static inline
-void bt_event_finalize(struct bt_object *obj,
- void (*field_release_func)(void *),
- void (*header_field_release_func)(void *, struct bt_event *))
+BT_HIDDEN
+void bt_event_destroy(struct bt_event *event)
{
- struct bt_event *event = (void *) obj;
-
- BT_LOGD("Destroying event: addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event,
- event->class ? bt_event_class_get_name(event->class) : NULL,
- event->class ? bt_event_class_get_id(event->class) : INT64_C(-1));
+ BT_ASSERT(event);
+ BT_LIB_LOGD("Destroying event: %!+e", event);
if (event->header_field) {
BT_LOGD_STR("Releasing event's header field.");
- header_field_release_func(event->header_field, event);
+ release_event_header_field(event->header_field, event);
}
- if (event->stream_event_context_field) {
- BT_LOGD_STR("Releasing event's stream event context field.");
- field_release_func(event->stream_event_context_field);
+ if (event->common_context_field) {
+ BT_LOGD_STR("Destroying event's stream event context field.");
+ bt_field_destroy(event->common_context_field);
}
- if (event->context_field) {
- BT_LOGD_STR("Releasing event's context field.");
- field_release_func(event->context_field);
+ if (event->specific_context_field) {
+ BT_LOGD_STR("Destroying event's context field.");
+ bt_field_destroy(event->specific_context_field);
}
if (event->payload_field) {
- BT_LOGD_STR("Releasing event's payload field.");
- field_release_func(event->payload_field);
+ BT_LOGD_STR("Destroying event's payload field.");
+ bt_field_destroy(event->payload_field);
}
- /*
- * Leave this after calling header_field_release_func() because
- * this function receives the event object and could need its
- * class to perform some cleanup.
- */
- if (!event->base.parent) {
- /*
- * Event was keeping a reference to its class since it shared no
- * common ancestor with it to guarantee they would both have the
- * same lifetime.
- */
- bt_put(event->class);
+ BT_LOGD_STR("Putting event's class.");
+ bt_put(event->class);
+
+ if (event->default_cv) {
+ bt_clock_value_recycle(event->default_cv);
}
-}
-BT_HIDDEN
-void bt_event_destroy(struct bt_event *event)
-{
- BT_ASSERT(event);
- bt_event_finalize((void *) event,
- (void *) bt_field_destroy_recursive,
- (void *) release_event_header_field);
- bt_clock_value_set_finalize(&event->cv_set);
BT_LOGD_STR("Putting event's packet.");
bt_put(event->packet);
g_free(event);
}
-int bt_event_set_clock_value(struct bt_event *event,
- struct bt_clock_class *clock_class, uint64_t raw_value,
- bt_bool is_default)
+int bt_event_set_default_clock_value(struct bt_event *event,
+ uint64_t value_cycles)
{
+ struct bt_stream_class *sc;
+
BT_ASSERT_PRE_NON_NULL(event, "Event");
- BT_ASSERT_PRE_NON_NULL(clock_class, "Clock class");
- BT_ASSERT_PRE_HOT(event, "Event", ": %!+e", event);
- BT_ASSERT_PRE(is_default,
- "You can only set a default clock value as of this version.");
- return bt_clock_value_set_set_clock_value(&event->cv_set, clock_class,
- raw_value, is_default);
+ BT_ASSERT_PRE_EVENT_HOT(event);
+ sc = bt_event_class_borrow_stream_class_inline(event->class);
+ BT_ASSERT(sc);
+ BT_ASSERT_PRE(sc->default_clock_class,
+ "Event's stream class has no default clock class: "
+ "%![ev-]+e, %![sc-]+S", event, sc);
+ BT_ASSERT(event->default_cv);
+ bt_clock_value_set_value_inline(event->default_cv, value_cycles);
+ BT_LIB_LOGV("Set event's default clock value: %![event-]+e, "
+ "value=%" PRIu64, event, value_cycles);
+ return 0;
}
-struct bt_clock_value *bt_event_borrow_default_clock_value(
- struct bt_event *event)
+enum bt_clock_value_status bt_event_borrow_default_clock_value(
+ struct bt_event *event, struct bt_clock_value **clock_value)
{
- struct bt_clock_value *clock_value = NULL;
-
BT_ASSERT_PRE_NON_NULL(event, "Event");
- clock_value = event->cv_set.default_cv;
- if (!clock_value) {
- BT_LIB_LOGV("No default clock value: %![event-]+e", event);
- }
-
- return clock_value;
+ BT_ASSERT_PRE_NON_NULL(clock_value, "Clock value (output)");
+ *clock_value = event->default_cv;
+ return BT_CLOCK_VALUE_STATUS_KNOWN;
}
struct bt_packet *bt_event_borrow_packet(struct bt_event *event)
{
- struct bt_packet *packet = NULL;
-
BT_ASSERT_PRE_NON_NULL(event, "Event");
- if (!event->packet) {
- BT_LOGV("Event has no current packet: addr=%p, "
- "event-class-name=\"%s\", event-class-id=%" PRId64,
- event, bt_event_class_get_name(event->class),
- bt_event_class_get_id(event->class));
- goto end;
- }
-
- packet = event->packet;
-
-end:
- return packet;
+ return event->packet;
}
int bt_event_move_header(struct bt_event *event,
BT_ASSERT_PRE_NON_NULL(event, "Event");
BT_ASSERT_PRE_NON_NULL(field_wrapper, "Header field");
- BT_ASSERT_PRE_HOT(event, "Event", ": %!+e", event);
- stream_class = bt_event_class_borrow_stream_class(
- bt_event_borrow_class(event));
- BT_ASSERT_PRE(stream_class->event_header_field_type,
+ BT_ASSERT_PRE_EVENT_HOT(event);
+ stream_class = bt_event_class_borrow_stream_class_inline(event->class);
+ BT_ASSERT_PRE(stream_class->event_header_ft,
"Stream class has no event header field type: %!+S",
stream_class);
/* Recycle current header field: always exists */
BT_ASSERT(event->header_field);
- bt_event_header_field_recycle(event->header_field,
- stream_class);
+ recycle_event_header_field(event->header_field, stream_class);
/* Move new field */
- event->header_field = (void *) field_wrapper;
+ event->header_field = field_wrapper;
return 0;
}
projects / babeltrace.git / blobdiff