#include <babeltrace/format.h>
#include <babeltrace/ctf/events.h>
#include <babeltrace/ctf-ir/metadata.h>
+#include <babeltrace/prio_heap.h>
+#include <babeltrace/iterator-internal.h>
+#include <babeltrace/ctf/events-internal.h>
+#include <babeltrace/ctf/metadata.h>
#include <glib.h>
+#include "events-private.h"
+
/*
* thread local storage to store the last error that occured
* while reading a field, this variable must be accessed by
*/
__thread int bt_ctf_last_field_error = 0;
+struct bt_ctf_iter *bt_ctf_iter_create(struct bt_context *ctx,
+ struct bt_iter_pos *begin_pos,
+ struct bt_iter_pos *end_pos)
+{
+ struct bt_ctf_iter *iter;
+ int ret;
+
+ iter = g_new0(struct bt_ctf_iter, 1);
+ ret = bt_iter_init(&iter->parent, ctx, begin_pos, end_pos);
+ if (ret) {
+ g_free(iter);
+ return NULL;
+ }
+ iter->callbacks = g_array_new(0, 1, sizeof(struct bt_stream_callbacks));
+ iter->recalculate_dep_graph = 0;
+ iter->main_callbacks.callback = NULL;
+ iter->dep_gc = g_ptr_array_new();
+ return iter;
+}
+
+void bt_ctf_iter_destroy(struct bt_ctf_iter *iter)
+{
+ struct bt_stream_callbacks *bt_stream_cb;
+ struct bt_callback_chain *bt_chain;
+ int i, j;
+
+ /* free all events callbacks */
+ if (iter->main_callbacks.callback)
+ g_array_free(iter->main_callbacks.callback, TRUE);
+
+ /* free per-event callbacks */
+ for (i = 0; i < iter->callbacks->len; i++) {
+ bt_stream_cb = &g_array_index(iter->callbacks,
+ struct bt_stream_callbacks, i);
+ if (!bt_stream_cb || !bt_stream_cb->per_id_callbacks)
+ continue;
+ for (j = 0; j < bt_stream_cb->per_id_callbacks->len; j++) {
+ bt_chain = &g_array_index(bt_stream_cb->per_id_callbacks,
+ struct bt_callback_chain, j);
+ if (bt_chain->callback) {
+ g_array_free(bt_chain->callback, TRUE);
+ }
+ }
+ g_array_free(bt_stream_cb->per_id_callbacks, TRUE);
+ }
+
+ bt_iter_fini(&iter->parent);
+ g_free(iter);
+}
+
+struct bt_iter *bt_ctf_get_iter(struct bt_ctf_iter *iter)
+{
+ return &iter->parent;
+}
+
+struct bt_ctf_event *bt_ctf_iter_read_event(struct bt_ctf_iter *iter)
+{
+ struct ctf_file_stream *file_stream;
+ struct bt_ctf_event *ret = &iter->current_ctf_event;
+
+ file_stream = heap_maximum(iter->parent.stream_heap);
+ if (!file_stream) {
+ /* end of file for all streams */
+ goto stop;
+ }
+ ret->stream = &file_stream->parent;
+ ret->event = g_ptr_array_index(ret->stream->events_by_id,
+ ret->stream->event_id);
+
+ if (ret->stream->stream_id > iter->callbacks->len)
+ goto end;
+
+ process_callbacks(iter, ret->stream);
+
+end:
+ return ret;
+stop:
+ return NULL;
+}
+
struct definition *bt_ctf_get_top_level_scope(struct bt_ctf_event *event,
enum bt_ctf_scope scope)
{
return NULL;
}
-enum ctf_type_id bt_ctf_field_type(struct definition *def)
+enum ctf_type_id bt_ctf_field_type(const struct definition *def)
{
if (def)
return def->declaration->id;
return -1;
}
+uint64_t bt_ctf_get_timestamp_raw(struct bt_ctf_event *event)
+{
+ if (event && event->stream->has_timestamp)
+ return ctf_get_timestamp_raw(event->stream,
+ event->stream->timestamp);
+ else
+ return -1ULL;
+}
+
uint64_t bt_ctf_get_timestamp(struct bt_ctf_event *event)
{
if (event && event->stream->has_timestamp)
- return event->stream->timestamp;
+ return ctf_get_timestamp(event->stream,
+ event->stream->timestamp);
else
- return 0;
+ return -1ULL;
}
static void bt_ctf_field_set_error(int error)
return ret;
}
-uint64_t bt_ctf_get_uint64(struct definition *field)
+uint64_t bt_ctf_get_uint64(const struct definition *field)
{
unsigned int ret = 0;
return ret;
}
-int64_t bt_ctf_get_int64(struct definition *field)
+int64_t bt_ctf_get_int64(const struct definition *field)
{
int ret = 0;
}
-char *bt_ctf_get_char_array(struct definition *field)
+char *bt_ctf_get_char_array(const struct definition *field)
{
char *ret = NULL;
return ret;
}
-char *bt_ctf_get_string(struct definition *field)
+char *bt_ctf_get_string(const struct definition *field)
{
char *ret = NULL;