1 files changed, 53 insertions, 0 deletions
diff --git a/libtransport/src/protocols/rtc/rtc_rs_fec_only.h b/libtransport/src/protocols/rtc/rtc_rs_fec_only.h
new file mode 100644
index 000000000..42df25bd9
--- /dev/null
+++ b/libtransport/src/protocols/rtc/rtc_rs_fec_only.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2021 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+#include <protocols/rtc/rtc_recovery_strategy.h>
+
+namespace transport {
+
+namespace protocol {
+
+namespace rtc {
+
+class RecoveryStrategyFecOnly : public RecoveryStrategy {
+ public:
+  RecoveryStrategyFecOnly(Indexer *indexer, SendRtxCallback &&callback,
+                          asio::io_service &io_service,
+                          interface::RtcTransportRecoveryStrategies rs_type,
+                          interface::StrategyCallback &&external_callback);
+
+  RecoveryStrategyFecOnly(RecoveryStrategy &&rs);
+
+  ~RecoveryStrategyFecOnly();
+
+  void turnOnRecovery();
+  void onNewRound(bool in_sync);
+  void newPacketLoss(uint32_t seq);
+  void receivedPacket(uint32_t seq);
+
+ private:
+  bool congestion_state_;
+  bool probing_state_;
+  uint32_t switch_rounds_;
+
+  void probing();
+};
+
+}  // end namespace rtc
+
+}  // end namespace protocol
+
+}  // end namespace transport