diff options
author | Mauro Sardara <msardara+fdio@cisco.com> | 2017-02-22 14:37:37 +0100 |
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committer | Mauro Sardara <msardara+fdio@cisco.com> | 2017-02-22 13:46:08 +0000 |
commit | ba8541cad3a4069886444abbd1848b6ef3fff72c (patch) | |
tree | 39226dd9b036ca7e513c2cccd8e71e15e09b86bc /icnet/transport/icnet_transport_raaqm.h | |
parent | 9b30fc10fb1cbebe651e5a107e8ca5b24de54675 (diff) |
Initial Commit: libicnet
Change-Id: I10a72cb0d84b76553a85c168416b847f6a4ff5f6
Signed-off-by: Mauro Sardara <msardara+fdio@cisco.com>
Diffstat (limited to 'icnet/transport/icnet_transport_raaqm.h')
-rw-r--r-- | icnet/transport/icnet_transport_raaqm.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/icnet/transport/icnet_transport_raaqm.h b/icnet/transport/icnet_transport_raaqm.h new file mode 100644 index 00000000..dc5e72bd --- /dev/null +++ b/icnet/transport/icnet_transport_raaqm.h @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2017 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. + */ + +#ifndef ICNET_RAAQM_TRANSPORT_PROTOCOL_H_ +#define ICNET_RAAQM_TRANSPORT_PROTOCOL_H_ + +#include "icnet_transport_vegas.h" +#include "icnet_transport_vegas_rto_estimator.h" +#include "icnet_transport_raaqm_data_path.h" +#include "icnet_rate_estimation.h" + +namespace icnet { + +class RaaqmTransportProtocol : public VegasTransportProtocol { + public: + RaaqmTransportProtocol(Socket *icnet_socket); + + ~RaaqmTransportProtocol(); + + void start(); + + protected: + void copyContent(ContentObject &content_object); + + private: + + void init(); + + void reset(); + + void afterContentReception(const Interest &interest, const ContentObject &content_object); + + void afterDataUnsatisfied(uint64_t segment); + + void increaseWindow(); + + void updateRtt(uint64_t segment); + + void decreaseWindow(); + + void changeInterestLifetime(uint64_t segment); + + void onTimeout(const Interest &interest); + + void RAAQM(); + + void updatePathTable(const ContentObject &content_object); + + void checkForFastRetransmission(const Interest &interest); + + 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<unsigned char, 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_; + + //RTT stats + double avg_rtt_; +}; + +} // end namespace icnet + +#endif // ICNET_RAAQM_TRANSPORT_PROTOCOL_H_ |