| /* |
| * Copyright (C) 2004-2023 Savoir-faire Linux Inc. |
| * |
| * This program is free software: you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation, either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <https://www.gnu.org/licenses/>. |
| */ |
| #pragma once |
| |
| #include "mapping.h" |
| #include "../ip_utils.h" |
| |
| #include <memory> |
| #include <chrono> |
| |
| namespace dhtnet { |
| class IpAddr; |
| } |
| |
| namespace dhtnet { |
| namespace upnp { |
| |
| class UPnPContext; |
| |
| class Controller : std::enable_shared_from_this<Controller> |
| { |
| public: |
| Controller(const std::shared_ptr<UPnPContext>& ctx); |
| ~Controller(); |
| |
| // Set known public address |
| void setPublicAddress(const IpAddr& addr); |
| // Checks if a valid IGD is available. |
| bool isReady() const; |
| // Gets the external ip of the first valid IGD in the list. |
| IpAddr getExternalIP() const; |
| |
| // Request port mapping. |
| // Returns a shared pointer on the allocated mapping. The shared |
| // pointer may point to nothing on failure. |
| Mapping::sharedPtr_t reserveMapping(Mapping& map); |
| Mapping::sharedPtr_t reserveMapping(uint16_t port, PortType type); |
| |
| // Remove port mapping. |
| void releaseMapping(const Mapping& map); |
| static uint16_t generateRandomPort(PortType); |
| |
| std::shared_ptr<UPnPContext> upnpContext() const { return upnpContext_; } |
| |
| private: |
| // Adds a mapping locally to the list. |
| void addLocalMap(const Mapping& map); |
| // Removes a mapping from the local list. |
| bool removeLocalMap(const Mapping& map); |
| // Removes all mappings of the given type. |
| void releaseAllMappings(); |
| |
| std::shared_ptr<UPnPContext> upnpContext_; |
| |
| mutable std::mutex mapListMutex_; |
| std::map<Mapping::key_t, Mapping> mappingList_; |
| }; |
| |
| } // namespace upnp |
| } // namespace dhtnet |