From 6d7704c1b497341fd6dd3c27e3f64d0db062ccc2 Mon Sep 17 00:00:00 2001 From: Mauro Sardara Date: Mon, 4 Feb 2019 11:06:18 +0100 Subject: [HICN-11] Rework on transport protocols improving components modularity Change-Id: I6683ec5b494238dc93591c103d25275e89b9f267 Signed-off-by: Mauro Sardara --- .../protocols/manifest_indexing_manager.h | 69 ++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 libtransport/src/hicn/transport/protocols/manifest_indexing_manager.h (limited to 'libtransport/src/hicn/transport/protocols/manifest_indexing_manager.h') diff --git a/libtransport/src/hicn/transport/protocols/manifest_indexing_manager.h b/libtransport/src/hicn/transport/protocols/manifest_indexing_manager.h new file mode 100644 index 000000000..ee2c531c7 --- /dev/null +++ b/libtransport/src/hicn/transport/protocols/manifest_indexing_manager.h @@ -0,0 +1,69 @@ +/* + * 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 +#include + +#include + +namespace transport { + +namespace protocol { + +class ManifestIndexManager : public IncrementalIndexManager, + public PacketManager { + static constexpr double alpha = 0.3; + + public: + using SuffixQueue = std::list; + using HashEntry = std::pair, core::HashAlgorithm>; + + ManifestIndexManager(interface::ConsumerSocket *icn_socket); + + virtual ~ManifestIndexManager() = default; + + void reset() override; + + bool onManifest(core::ContentObject::Ptr &&content_object) override; + + bool onContentObject(const core::ContentObject &content_object) override; + + uint32_t getNextSuffix() override; + + uint32_t getNextReassemblySegment() override; + + bool isFinalSuffixDiscovered() override; + + uint32_t getFinalSuffix() override; + + protected: + SuffixQueue suffix_queue_; + SuffixQueue::iterator next_reassembly_segment_; + SuffixQueue::iterator next_to_retrieve_segment_; + + // Hash verification + std::unordered_map, core::HashAlgorithm>> + suffix_hash_map_; + + // Next Manifest + std::uint32_t next_manifest_; +}; + +} // end namespace protocol + +} // end namespace transport -- cgit 1.2.3-korg