+/*
+ * bt_iter_create - Allocate a trace collection iterator.
+ *
+ * begin_pos and end_pos are optional parameters to specify the position
+ * at which the trace collection should be seeked upon iterator
+ * creation, and the position at which iteration will start returning
+ * "EOF".
+ *
+ * By default, if begin_pos is NULL, a BT_SEEK_CUR is performed at
+ * creation. By default, if end_pos is NULL, a BT_SEEK_END (end of
+ * trace) is the EOF criterion.
+ */
+struct bt_iter *bt_iter_create(struct bt_context *ctx,
+ const struct bt_iter_pos *begin_pos,
+ const struct bt_iter_pos *end_pos);
+
+/*
+ * bt_iter_destroy - Free a trace collection iterator.
+ */
+void bt_iter_destroy(struct bt_iter *iter);
+