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79 lines
2.2 KiB
79 lines
2.2 KiB
/** |
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* @file multi.h |
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* |
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* Interface of functions for keeping multiplayer games in sync. |
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*/ |
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#pragma once |
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#include <cstdint> |
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#include <string> |
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#include <vector> |
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#include "msg.h" |
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#include "utils/attributes.h" |
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namespace devilution { |
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// Defined in player.h, forward declared here to allow for functions which operate in the context of a player. |
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struct Player; |
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// must be unsigned to generate unsigned comparisons with pnum |
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#define MAX_PLRS 4 |
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struct GameData { |
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int32_t size; |
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/** Used to initialise the seed table for dungeon levels so players in multiplayer games generate the same layout */ |
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uint32_t dwSeed; |
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uint32_t programid; |
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uint8_t versionMajor; |
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uint8_t versionMinor; |
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uint8_t versionPatch; |
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_difficulty nDifficulty; |
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uint8_t nTickRate; |
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uint8_t bRunInTown; |
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uint8_t bTheoQuest; |
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uint8_t bCowQuest; |
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uint8_t bFriendlyFire; |
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uint8_t fullQuests; |
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}; |
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/* @brief Contains info of running public game (for game list browsing) */ |
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struct GameInfo { |
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std::string name; |
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GameData gameData; |
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std::vector<std::string> players; |
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}; |
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extern bool gbSomebodyWonGameKludge; |
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extern uint16_t sgwPackPlrOffsetTbl[MAX_PLRS]; |
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extern uint8_t gbActivePlayers; |
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extern bool gbGameDestroyed; |
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extern DVL_API_FOR_TEST GameData sgGameInitInfo; |
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extern bool gbSelectProvider; |
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extern DVL_API_FOR_TEST bool gbIsMultiplayer; |
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extern std::string GameName; |
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extern std::string GamePassword; |
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extern bool PublicGame; |
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extern uint8_t gbDeltaSender; |
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extern uint32_t player_state[MAX_PLRS]; |
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extern bool IsLoopback; |
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void InitGameInfo(); |
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void NetSendLoPri(uint8_t playerId, const std::byte *data, size_t size); |
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void NetSendHiPri(uint8_t playerId, const std::byte *data, size_t size); |
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void multi_send_msg_packet(uint32_t pmask, const std::byte *data, size_t size); |
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void multi_msg_countdown(); |
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void multi_player_left(uint8_t pnum, int reason); |
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void multi_net_ping(); |
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/** |
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* @return Always true for singleplayer |
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*/ |
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bool multi_handle_delta(); |
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void multi_process_network_packets(); |
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void multi_send_zero_packet(uint8_t pnum, _cmd_id bCmd, const std::byte *data, size_t size); |
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void NetClose(); |
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bool NetInit(bool bSinglePlayer); |
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void recv_plrinfo(Player &player, const TCmdPlrInfoHdr &header, bool recv); |
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} // namespace devilution
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