From bac3da61644515f05663789b122554dc77549286 Mon Sep 17 00:00:00 2001
From: Luca Muscariello <lumuscar+fdio@cisco.com>
Date: Thu, 17 Jan 2019 13:47:57 +0100
Subject: This is the first commit of the hicn project

Change-Id: I6f2544ad9b9f8891c88cc4bcce3cf19bd3cc863f
Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>
---
 libtransport/src/hicn/transport/protocols/raaqm.h | 94 +++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100755 libtransport/src/hicn/transport/protocols/raaqm.h

(limited to 'libtransport/src/hicn/transport/protocols/raaqm.h')

diff --git a/libtransport/src/hicn/transport/protocols/raaqm.h b/libtransport/src/hicn/transport/protocols/raaqm.h
new file mode 100755
index 000000000..6ca410251
--- /dev/null
+++ b/libtransport/src/hicn/transport/protocols/raaqm.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2017-2019 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 <hicn/transport/protocols/raaqm_data_path.h>
+#include <hicn/transport/protocols/rate_estimation.h>
+#include <hicn/transport/protocols/vegas.h>
+#include <hicn/transport/protocols/vegas_rto_estimator.h>
+
+namespace transport {
+
+namespace protocol {
+
+class RaaqmTransportProtocol : public VegasTransportProtocol {
+ public:
+  RaaqmTransportProtocol(interface::BaseSocket *icnet_socket);
+
+  ~RaaqmTransportProtocol();
+
+  void start(utils::SharableVector<uint8_t> &content_buffer) override;
+
+ protected:
+  void copyContent(const ContentObject &content_object) override;
+
+ private:
+  void init();
+
+  void afterContentReception(const Interest &interest,
+                             const ContentObject &content_object) override;
+
+  void afterDataUnsatisfied(uint64_t segment) override;
+
+  void increaseWindow() override;
+
+  void updateRtt(uint64_t segment);
+
+  void decreaseWindow() override;
+
+  void changeInterestLifetime(uint64_t segment) override;
+
+  void onTimeout(Interest::Ptr &&interest) override;
+
+  void RAAQM();
+
+  void updatePathTable(const ContentObject &content_object);
+
+  void check_drop_probability();
+
+  void check_for_stale_paths();
+
+  void printRtt();
+
+  /**
+   * Current download path
+   */
+  std::shared_ptr<RaaqmDataPath> cur_path_;
+
+  /**
+   * Hash table for path: each entry is a pair path ID(key) - path object
+   */
+  std::unordered_map<uint32_t, std::shared_ptr<RaaqmDataPath>> path_table_;
+
+  bool set_interest_filter_;
+  // for rate-estimation at packet level
+  IcnRateEstimator *rate_estimator_;
+
+  // params for autotuning
+  bool raaqm_autotune_;
+  double default_beta_;
+  double default_drop_;
+  double beta_wifi_;
+  double drop_wifi_;
+  double beta_lte_;
+  double drop_lte_;
+  unsigned int wifi_delay_;
+  unsigned int lte_delay_;
+};
+
+}  // end namespace protocol
+
+}  // end namespace transport
\ No newline at end of file
-- 
cgit 1.2.3-korg