diff options
Diffstat (limited to 'libtransport/src/protocols/rtc/rtc_forwarding_strategy.h')
-rw-r--r-- | libtransport/src/protocols/rtc/rtc_forwarding_strategy.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/libtransport/src/protocols/rtc/rtc_forwarding_strategy.h b/libtransport/src/protocols/rtc/rtc_forwarding_strategy.h new file mode 100644 index 000000000..821b28051 --- /dev/null +++ b/libtransport/src/protocols/rtc/rtc_forwarding_strategy.h @@ -0,0 +1,78 @@ +/* + * Copyright (c) 2021 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 <core/portal.h> +#include <hicn/transport/interfaces/callbacks.h> +#include <protocols/rtc/rtc_state.h> + +#include <array> + +namespace transport { + +namespace protocol { + +namespace rtc { + +class RTCForwardingStrategy { + public: + enum strategy_t { + BEST_PATH, + REPLICATION, + BOTH, + NONE, + }; + + RTCForwardingStrategy(); + ~RTCForwardingStrategy(); + + void initFwdStrategy(std::shared_ptr<core::Portal> portal, + core::Prefix& prefix, RTCState* state, + strategy_t strategy); + + void checkStrategy(); + void setCallback(interface::StrategyCallback* callback); + + private: + void checkStrategyBestPath(); + void checkStrategyReplication(); + void checkStrategyBoth(); + + void setStrategy(strategy_t strategy); + + std::array<std::string, 4> string_strategies_ = {"bestpath", "replication", + "both", "none"}; + + bool init_; // true if all val are initializes + bool forwarder_set_; // true if the strategy is been set at least + // once + strategy_t selected_strategy_; // this is the strategy selected using socket + // options. this can also be equal to BOTH + strategy_t current_strategy_; // if both strategies can be used this + // indicates the one that is currently in use + // that can be only replication or best path + uint32_t rounds_since_last_set_; + core::Prefix prefix_; + std::shared_ptr<core::Portal> portal_; + RTCState* state_; + interface::StrategyCallback* callback_; +}; + +} // namespace rtc + +} // namespace protocol + +} // namespace transport |