1 files changed, 46 insertions, 0 deletions
diff --git a/third_party/rust/neqo-http3/src/qlog.rs b/third_party/rust/neqo-http3/src/qlog.rs
new file mode 100644
index 0000000000..c3a13fd19f
--- /dev/null
+++ b/third_party/rust/neqo-http3/src/qlog.rs
@@ -0,0 +1,46 @@
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Functions that handle capturing QLOG traces.
+
+use std::convert::TryFrom;
+
+use neqo_common::qlog::NeqoQlog;
+use neqo_transport::StreamId;
+use qlog::{
+    self,
+    events::{DataRecipient, EventData},
+};
+
+pub fn h3_data_moved_up(qlog: &mut NeqoQlog, stream_id: StreamId, amount: usize) {
+    qlog.add_event_data(|| {
+        let ev_data = EventData::DataMoved(qlog::events::quic::DataMoved {
+            stream_id: Some(stream_id.as_u64()),
+            offset: None,
+            length: Some(u64::try_from(amount).unwrap()),
+            from: Some(DataRecipient::Transport),
+            to: Some(DataRecipient::Application),
+            raw: None,
+        });
+
+        Some(ev_data)
+    });
+}
+
+pub fn h3_data_moved_down(qlog: &mut NeqoQlog, stream_id: StreamId, amount: usize) {
+    qlog.add_event_data(|| {
+        let ev_data = EventData::DataMoved(qlog::events::quic::DataMoved {
+            stream_id: Some(stream_id.as_u64()),
+            offset: None,
+            length: Some(u64::try_from(amount).unwrap()),
+            from: Some(DataRecipient::Application),
+            to: Some(DataRecipient::Transport),
+            raw: None,
+        });
+
+        Some(ev_data)
+    });
+}