diff options
author | Luca Muscariello <lumuscar+fdio@cisco.com> | 2019-01-17 13:47:57 +0100 |
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committer | Luca Muscariello <lumuscar+fdio@cisco.com> | 2019-01-17 16:32:51 +0100 |
commit | bac3da61644515f05663789b122554dc77549286 (patch) | |
tree | 898210bc8e70371d77de7d446a26c5dd4fd1165a /libtransport/src/hicn/transport/utils/content_store.h | |
parent | d5165246787301d0f13b646fda5e8a8567aef5ac (diff) |
This is the first commit of the hicn projectv19.01
Change-Id: I6f2544ad9b9f8891c88cc4bcce3cf19bd3cc863f
Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>
Diffstat (limited to 'libtransport/src/hicn/transport/utils/content_store.h')
-rwxr-xr-x | libtransport/src/hicn/transport/utils/content_store.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/libtransport/src/hicn/transport/utils/content_store.h b/libtransport/src/hicn/transport/utils/content_store.h new file mode 100755 index 000000000..ab4963fff --- /dev/null +++ b/libtransport/src/hicn/transport/utils/content_store.h @@ -0,0 +1,75 @@ +/* + * 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/interfaces/socket.h> + +#include <mutex> + +namespace transport { + +namespace core { +class Name; +class ContentObject; +class Interest; +} // namespace core + +} // namespace transport + +namespace utils { + +using Name = transport::core::Name; +using ContentObject = transport::core::ContentObject; +using Interest = transport::core::Interest; + +typedef std::pair<std::shared_ptr<ContentObject>, + std::chrono::steady_clock::time_point> + ObjectTimeEntry; +typedef std::pair<ObjectTimeEntry, + std::list<std::reference_wrapper<const Name>>::iterator> + ContentStoreEntry; +typedef std::list<std::reference_wrapper<const Name>> LRUList; +typedef std::unordered_map<Name, ContentStoreEntry> ContentStoreHashTable; + +class ContentStore { + public: + explicit ContentStore(std::size_t max_packets = 65536); + + ~ContentStore(); + + void insert(const std::shared_ptr<ContentObject> &content_object); + + const std::shared_ptr<ContentObject> &find(const Interest &interest); + + void erase(const Name &exact_name); + + void setLimit(size_t max_packets); + + size_t getLimit() const; + + size_t size() const; + + void printContent(); + + private: + ContentStoreHashTable content_store_hash_table_; + LRUList lru_list_; + std::shared_ptr<ContentObject> empty_reference_; + std::size_t max_content_store_size_; + std::mutex cs_mutex_; +}; + +} // end namespace utils
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