109 lines
3.4 KiB
C++
109 lines
3.4 KiB
C++
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#ifndef STAR_SERVER_QUERY_THREAD_HPP
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#define STAR_SERVER_QUERY_THREAD_HPP
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#include "StarThread.hpp"
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#include "StarHostAddress.hpp"
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#include "StarUdp.hpp"
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#include "StarMap.hpp"
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#include "StarDataStreamDevices.hpp"
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#include <random>
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namespace Star {
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STAR_CLASS(UniverseServer);
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STAR_CLASS(ServerQueryThread);
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class ServerQueryThread : public Thread {
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public:
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ServerQueryThread(UniverseServer* universe, HostAddressWithPort const& bindAddress);
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~ServerQueryThread();
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void start();
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void stop();
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protected:
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virtual void run();
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private:
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static const uint8_t A2A_PING_REQUEST = 0x69;
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static const uint8_t A2A_PING_REPLY = 0x6a;
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static const uint8_t A2S_CHALLENGE_REQUEST = 0x57;
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static const uint8_t A2S_CHALLENGE_RESPONSE = 0x41;
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static const uint8_t A2S_INFO_REQUEST = 0x54;
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static const uint8_t A2S_INFO_REPLY = 0x49;
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static const uint8_t A2S_PLAYER_REQUEST = 0x55;
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static const uint8_t A2S_PLAYER_REPLY = 0x44;
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static const uint8_t A2S_RULES_REQUEST = 0x56;
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static const uint8_t A2S_RULES_REPLY = 0x45;
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static const uint8_t A2S_VERSION = 0x07;
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static const uint8_t A2S_STR_TERM = 0x00;
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static const uint8_t A2S_EDF_GID = 0x01;
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static const uint8_t A2S_EDF_SID = 0x10;
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static const uint8_t A2S_EDF_TAGS = 0x20;
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static const uint8_t A2S_EDF_STV = 0x40;
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static const uint8_t A2S_EDF_PORT = 0x80;
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static const uint8_t A2S_ENV_WINDOWS = 'W';
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static const uint8_t A2S_ENV_LINUX = 'L';
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static const uint8_t A2S_TYPE_DEDICATED = 'D';
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static const uint8_t A2S_TYPE_LISTEN = 'L';
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static const uint8_t A2S_TYPE_TV = 'P';
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static const uint8_t A2S_VAC_OFF = 0x00;
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static const uint8_t A2S_VAC_ON = 0x01;
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static constexpr const char* A2S_INFO_REQUEST_STRING = "Source Engine Query";
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static const uint16_t A2S_APPID = (uint16_t)0xfffe;
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static const uint16_t A2S_PACKET_SIZE = (uint16_t)0x4e0;
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static const uint32_t A2S_HEAD_INT = 0xffffffff;
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static constexpr const char* GAME_DIR = "starbound";
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static constexpr const char* GAME_DESC = "Starbound";
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static constexpr const char* GAME_TYPE = "SMP";
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static const int32_t challengeCheckInterval = 30000;
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static const int32_t responseCacheTime = 5000;
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void sendTo(HostAddressWithPort const& address, DataStreamBuffer* ds);
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bool processPacket(HostAddressWithPort const& address, char const* data, size_t length);
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void buildPlayerResponse();
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void buildRuleResponse();
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bool validChallenge(HostAddressWithPort const& address, char const* data, size_t length);
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void sendChallenge(HostAddressWithPort const& address);
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void pruneChallenges();
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bool challengeRequest(HostAddressWithPort const& address, char const* data, size_t length);
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// Server API
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uint8_t serverPlayerCount();
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bool serverPassworded();
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const char* serverPlugins();
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String serverWorldNames();
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UniverseServer* m_universe;
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UdpServer m_queryServer;
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bool m_stop;
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DataStreamBuffer m_playersResponse;
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DataStreamBuffer m_rulesResponse;
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DataStreamBuffer m_generalResponse;
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class RequestChallenge {
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public:
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RequestChallenge();
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bool before(uint64_t time);
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int32_t getChallenge();
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private:
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uint64_t m_time;
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int32_t m_challenge;
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};
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uint16_t m_serverPort;
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uint8_t m_maxPlayers;
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String m_serverName;
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HashMap<HostAddress, shared_ptr<RequestChallenge>> m_validChallenges;
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int64_t m_lastChallengeCheck;
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int64_t m_lastPlayersResponse;
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int64_t m_lastRulesResponse;
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int64_t m_lastActiveTime;
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};
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}
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#endif
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