#include <babeltrace/ctf-ir/event-fields-internal.h>
#include <babeltrace/ctf-writer/stream.h>
#include <babeltrace/ctf-ir/stream-class-internal.h>
+#include <babeltrace/ctf-ir/visitor-internal.h>
#include <babeltrace/ctf-writer/functor-internal.h>
#include <babeltrace/ctf-ir/utils.h>
+#include <babeltrace/ctf-ir/ref.h>
+#include <babeltrace/ctf-ir/common-internal.h>
#include <babeltrace/compiler.h>
#include <babeltrace/align.h>
static
-void bt_ctf_stream_class_destroy(struct bt_ctf_ref *ref);
+void bt_ctf_stream_class_destroy(struct bt_ref *ref);
static
int init_event_header(struct bt_ctf_stream_class *stream_class);
static
goto error_destroy;
}
- bt_ctf_ref_init(&stream_class->ref_count);
+ bt_ctf_base_init(stream_class, bt_ctf_stream_class_destroy);
return stream_class;
error_destroy:
- bt_ctf_stream_class_destroy(&stream_class->ref_count);
+ bt_ctf_stream_class_destroy(&stream_class->base.ref_count);
stream_class = NULL;
error:
return stream_class;
}
+struct bt_ctf_trace *bt_ctf_stream_class_get_trace(
+ struct bt_ctf_stream_class *stream_class)
+{
+ struct bt_ctf_trace *trace = NULL;
+
+ if (!stream_class) {
+ goto end;
+ }
+
+ trace = stream_class->trace;
+ if (trace) {
+ bt_ctf_trace_get(trace);
+ }
+end:
+ return trace;
+}
+
const char *bt_ctf_stream_class_get_name(
struct bt_ctf_stream_class *stream_class)
{
return 0;
}
+struct event_class_set_stream_id_data {
+ uint32_t stream_id;
+ int ret;
+};
+
+static
+void event_class_set_stream_id(gpointer event_class, gpointer data)
+{
+ struct event_class_set_stream_id_data *typed_data = data;
+
+ typed_data->ret |= bt_ctf_event_class_set_stream_id(event_class,
+ typed_data->stream_id);
+}
+
+BT_HIDDEN
+int bt_ctf_stream_class_set_id_no_check(
+ struct bt_ctf_stream_class *stream_class, uint32_t id)
+{
+ int ret = 0;
+ struct event_class_set_stream_id_data data =
+ { .stream_id = id, .ret = 0 };
+
+ /*
+ * Make sure all event classes have their "stream_id" attribute
+ * set to this value.
+ */
+ g_ptr_array_foreach(stream_class->event_classes,
+ event_class_set_stream_id, &data);
+ ret = data.ret;
+ if (ret) {
+ goto end;
+ }
+
+ ret = _bt_ctf_stream_class_set_id(stream_class, id);
+ if (ret) {
+ goto end;
+ }
+end:
+ return ret;
+}
+
int bt_ctf_stream_class_set_id(struct bt_ctf_stream_class *stream_class,
uint32_t id)
{
goto end;
}
- ret = _bt_ctf_stream_class_set_id(stream_class, id);
- if (ret) {
+ ret = bt_ctf_stream_class_set_id_no_check(stream_class, id);
+end:
+ return ret;
+}
+
+static
+void event_class_exists(gpointer element, gpointer query)
+{
+ struct bt_ctf_event_class *event_class_a = element;
+ struct search_query *search_query = query;
+ struct bt_ctf_event_class *event_class_b = search_query->value;
+ int64_t id_a, id_b;
+
+ if (search_query->value == element) {
+ search_query->found = 1;
+ goto end;
+ }
+
+ /*
+ * Two event classes cannot share the same name in a given
+ * stream class.
+ */
+ if (!strcmp(bt_ctf_event_class_get_name(event_class_a),
+ bt_ctf_event_class_get_name(event_class_b))) {
+ search_query->found = 1;
goto end;
}
+
+ /*
+ * Two event classes cannot share the same ID in a given
+ * stream class.
+ */
+ id_a = bt_ctf_event_class_get_id(event_class_a);
+ id_b = bt_ctf_event_class_get_id(event_class_b);
+
+ if (id_a < 0 || id_b < 0) {
+ /* at least one ID is not set: will be automatically set later */
+ goto end;
+ }
+
+ if (id_a == id_b) {
+ search_query->found = 1;
+ goto end;
+ }
+
end:
- return ret;
+ return;
}
int bt_ctf_stream_class_add_event_class(
/* Check for duplicate event classes */
struct search_query query = { .value = event_class, .found = 0 };
- g_ptr_array_foreach(stream_class->event_classes, value_exists, &query);
+ g_ptr_array_foreach(stream_class->event_classes, event_class_exists,
+ &query);
if (query.found) {
ret = -1;
goto end;
}
+ /*
+ * Resolve the event's sequence length and variant tags if the
+ * stream is already associated with a trace. Otherwise, this
+ * validation will be performed once the stream is registered
+ * to a trace.
+ */
+ if (stream_class->trace) {
+ ret = bt_ctf_event_class_resolve_types(event_class,
+ stream_class->trace, stream_class);
+ if (ret) {
+ goto end;
+ }
+ }
+
/* Only set an event id if none was explicitly set before */
event_id = bt_ctf_event_class_get_id(event_class);
if (event_id < 0) {
goto end;
}
+ ret = bt_ctf_event_class_set_stream_id(event_class, stream_class->id);
+ if (ret) {
+ goto end;
+ }
+
bt_ctf_event_class_get(event_class);
g_ptr_array_add(stream_class->event_classes, event_class);
bt_ctf_event_class_freeze(event_class);
void bt_ctf_stream_class_get(struct bt_ctf_stream_class *stream_class)
{
- if (!stream_class) {
- return;
- }
-
- bt_ctf_ref_get(&stream_class->ref_count);
+ bt_ctf_get(stream_class);
}
void bt_ctf_stream_class_put(struct bt_ctf_stream_class *stream_class)
{
- if (!stream_class) {
- return;
- }
-
- bt_ctf_ref_put(&stream_class->ref_count, bt_ctf_stream_class_destroy);
+ bt_ctf_put(stream_class);
}
BT_HIDDEN
return ret;
}
+BT_HIDDEN
+int bt_ctf_stream_class_set_trace(struct bt_ctf_stream_class *stream_class,
+ struct bt_ctf_trace *trace)
+{
+ int ret = 0;
+
+ if (!stream_class) {
+ ret = -1;
+ goto end;
+ }
+
+ if (stream_class->trace && trace) {
+ /* Already attached to a trace */
+ ret = -1;
+ goto end;
+ }
+
+ stream_class->trace = trace;
+end:
+ return ret;
+}
+
static
-void bt_ctf_stream_class_destroy(struct bt_ctf_ref *ref)
+void bt_ctf_stream_class_destroy(struct bt_ref *ref)
{
struct bt_ctf_stream_class *stream_class;
+ struct bt_ctf_base *base;
if (!ref) {
return;
}
- stream_class = container_of(ref, struct bt_ctf_stream_class, ref_count);
+ base = container_of(ref, struct bt_ctf_base, ref_count);
+ stream_class = container_of(base, struct bt_ctf_stream_class, base);
bt_ctf_clock_put(stream_class->clock);
if (stream_class->event_classes) {