From bac3da61644515f05663789b122554dc77549286 Mon Sep 17 00:00:00 2001 From: Luca Muscariello 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 --- hicn-light/src/strategies/strategyImpl.h | 66 ++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100755 hicn-light/src/strategies/strategyImpl.h (limited to 'hicn-light/src/strategies/strategyImpl.h') diff --git a/hicn-light/src/strategies/strategyImpl.h b/hicn-light/src/strategies/strategyImpl.h new file mode 100755 index 000000000..c089e0b2b --- /dev/null +++ b/hicn-light/src/strategies/strategyImpl.h @@ -0,0 +1,66 @@ +/* + * 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. + */ + +/** + * @file strategyImpl.h + * @brief Defines the function structure for a Strategy implementation + * + * <#Detailed Description#> + * + */ + +/** + * A dispatch structure for a concrete implementation of a forwarding strategy. + */ + +#ifndef strategyImpl_h +#define strategyImpl_h + +#include +#include + +struct strategy_impl; +typedef struct strategy_impl StrategyImpl; + +/** + * @typedef StrategyImpl + * @abstract Forwarding strategy implementation + * @constant receiveObject is called when we receive an object and have a + * measured round trip time. This allows a strategy to update its performance + * data. + * @constant lookupNexthop Find the set of nexthops to use for the Interest. + * May be empty, should not be NULL. Must be destroyed. + * @constant addNexthop Add a nexthop to the list of available nexthops with a + * routing protocol-specific cost. + * @constant destroy cleans up the strategy, freeing all memory and state. A + * strategy is reference counted, so the final destruction only happens after + * the last reference is released. + * @discussion <#Discussion#> + */ +struct strategy_impl { + void *context; + void (*receiveObject)(StrategyImpl *strategy, const NumberSet *egressId, + const Message *objectMessage, Ticks rtt); + void (*onTimeout)(StrategyImpl *strategy, const NumberSet *egressId); + NumberSet *(*lookupNexthop)(StrategyImpl *strategy, + const Message *interestMessage); + NumberSet *(*returnNexthops)(StrategyImpl *strategy); + unsigned (*countNexthops)(StrategyImpl *strategy); + void (*addNexthop)(StrategyImpl *strategy, unsigned connectionId); + void (*removeNexthop)(StrategyImpl *strategy, unsigned connectionId); + void (*destroy)(StrategyImpl **strategyPtr); + strategy_type (*getStrategy)(StrategyImpl *strategy); +}; +#endif // strategyImpl_h -- cgit 1.2.3-korg