# Events

URL: /docs/reference/events/
Section: reference

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QUIC Events All events are frozen dataclasses. They are the primary output of QuicConnection.datagram_received() and QuicConnection.handle_timer(). HandshakeComplete Emitted when the TLS 1.3 handshake finishes and 1-RTT keys are available. @dataclass(frozen=True) class HandshakeComplete(QuicEvent): ... StreamDataReceived Emitted when ordered stream data is available. Field Type Description stream_id int QUIC stream identifier data bytes Reassembled payload end_stream bool True if FIN bit set StreamReset Emitted when the peer resets a stream via RESET_STREAM frame. Field Type Description stream_id int QUIC stream identifier error_code int Application error code ConnectionClosed Emitted when the connection closes (peer CONNECTION_CLOSE or idle timeout). DatagramReceived Emitted for QUIC DATAGRAM frames (unreliable delivery). Field Type Description data bytes Datagram payload HTTP/3 Events H3HeadersReceived Emitted when HTTP/3 headers are decoded from a request or response. Field Type Description headers list[Header] Decoded QPACK headers stream_id int H3 stream identifier H3DataReceived Emitted when HTTP/3 body data arrives. Field Type Description data bytes Body payload stream_id int H3 stream identifier

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Metadata:
- Author: lbliii
- Word Count: 156
- Reading Time: 1 minutes