| // Copyright (c) 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef QUICHE_QUIC_CORE_QUIC_ACK_LISTENER_INTERFACE_H_ |
| #define QUICHE_QUIC_CORE_QUIC_ACK_LISTENER_INTERFACE_H_ |
| |
| #include "quic/core/quic_time.h" |
| #include "quic/core/quic_types.h" |
| #include "quic/platform/api/quic_export.h" |
| #include "quic/platform/api/quic_reference_counted.h" |
| |
| namespace quic { |
| |
| // Pure virtual class to listen for packet acknowledgements. |
| class QUIC_EXPORT_PRIVATE QuicAckListenerInterface |
| : public QuicReferenceCounted { |
| public: |
| QuicAckListenerInterface() {} |
| |
| // Called when a packet is acked. Called once per packet. |
| // |acked_bytes| is the number of data bytes acked. |
| virtual void OnPacketAcked(int acked_bytes, |
| QuicTime::Delta ack_delay_time) = 0; |
| |
| // Called when a packet is retransmitted. Called once per packet. |
| // |retransmitted_bytes| is the number of data bytes retransmitted. |
| virtual void OnPacketRetransmitted(int retransmitted_bytes) = 0; |
| |
| protected: |
| // Delegates are ref counted. |
| ~QuicAckListenerInterface() override; |
| }; |
| |
| } // namespace quic |
| |
| #endif // QUICHE_QUIC_CORE_QUIC_ACK_LISTENER_INTERFACE_H_ |