mirror of
https://github.com/nillerusr/source-engine.git
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268 lines
9.9 KiB
C++
268 lines
9.9 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#ifndef BASESERVER_H
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#define BASESERVER_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include <iserver.h>
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#include <netadr.h>
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#include <bitbuf.h>
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#include <utlvector.h>
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#include "baseclient.h"
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#include "netmessages.h"
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#include "net.h"
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#include "event_system.h"
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class CNetworkStringTableContainer;
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class PackedEntity;
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class ServerClass;
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class INetworkStringTable;
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enum server_state_t
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{
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ss_dead = 0, // Dead
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ss_loading, // Spawning
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ss_active, // Running
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ss_paused, // Running, but paused
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};
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// See baseserver.cpp for #define which controls this
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bool AllowDebugDedicatedServerOutsideSteam();
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// time a challenge nonce is valid for, in seconds
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#define CHALLENGE_NONCE_LIFETIME 6.0f
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// MAX_DELTA_TICKS defines the maximum delta difference allowed
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// for delta compression, if clients request on older tick as
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// delta baseline, send a full update.
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#define MAX_DELTA_TICKS 192 // this is about 3 seconds
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typedef struct
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{
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netadr_t adr; // Address where challenge value was sent to.
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int challenge; // To connect, adr IP address must respond with this #
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float time; // # is valid for only a short duration.
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} challenge_t;
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class CBaseServer : public IServer
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{
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public:
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CBaseServer();
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virtual ~CBaseServer();
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bool RestartOnLevelChange() { return m_bRestartOnLevelChange; }
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public: // IServer implementation
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virtual int GetNumClients( void ) const; // returns current number of clients
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virtual int GetNumProxies( void ) const; // returns number of attached HLTV proxies
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virtual int GetNumFakeClients() const; // returns number of fake clients/bots
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virtual int GetMaxClients( void ) const { return m_nMaxclients; } // returns current client limit
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virtual int GetUDPPort( void ) const { return NET_GetUDPPort( m_Socket ); }
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virtual IClient *GetClient( int index ) { return m_Clients[index]; } // returns interface to client
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virtual int GetClientCount() const { return m_Clients.Count(); } // for iteration;
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virtual float GetTime( void ) const;
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virtual int GetTick( void ) const { return m_nTickCount; }
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virtual float GetTickInterval( void ) const { return m_flTickInterval; }
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virtual const char *GetName( void ) const;
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virtual const char *GetMapName( void ) const { return m_szMapname; }
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virtual int GetSpawnCount( void ) const { return m_nSpawnCount; }
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virtual int GetNumClasses( void ) const { return serverclasses; }
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virtual int GetClassBits( void ) const { return serverclassbits; }
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virtual void GetNetStats( float &avgIn, float &avgOut );
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virtual int GetNumPlayers();
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virtual bool GetPlayerInfo( int nClientIndex, player_info_t *pinfo );
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virtual float GetCPUUsage( void ) { return m_fCPUPercent; }
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virtual bool IsActive( void ) const { return m_State >= ss_active; }
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virtual bool IsLoading( void ) const { return m_State == ss_loading; }
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virtual bool IsDedicated( void ) const { return m_bIsDedicated; }
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virtual bool IsPaused( void ) const { return m_State == ss_paused; }
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virtual bool IsMultiplayer( void ) const { return m_nMaxclients > 1; }
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virtual bool IsPausable( void ) const { return false; }
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virtual bool IsHLTV( void ) const { return false; }
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virtual bool IsReplay( void ) const { return false; }
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virtual void BroadcastMessage( INetMessage &msg, bool onlyActive = false, bool reliable = false );
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virtual void BroadcastMessage( INetMessage &msg, IRecipientFilter &filter );
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virtual void BroadcastPrintf ( PRINTF_FORMAT_STRING const char *fmt, ...) FMTFUNCTION( 2, 3 );
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virtual const char * GetPassword() const;
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virtual void SetMaxClients( int number );
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virtual void SetPaused(bool paused);
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virtual void SetPassword(const char *password);
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virtual void DisconnectClient(IClient *client, const char *reason );
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virtual void WriteDeltaEntities( CBaseClient *client, CClientFrame *to, CClientFrame *from, bf_write &pBuf );
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virtual void WriteTempEntities( CBaseClient *client, CFrameSnapshot *to, CFrameSnapshot *from, bf_write &pBuf, int nMaxEnts );
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public: // IConnectionlessPacketHandler implementation
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virtual bool ProcessConnectionlessPacket( netpacket_t * packet );
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virtual void Init( bool isDedicated );
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virtual void Clear( void );
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virtual void Shutdown( void );
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virtual CBaseClient *CreateFakeClient( const char *name );
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virtual void RemoveClientFromGame( CBaseClient *client ) {};
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virtual void SendClientMessages ( bool bSendSnapshots );
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virtual void FillServerInfo(SVC_ServerInfo &serverinfo);
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virtual void UserInfoChanged( int nClientIndex );
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bool GetClassBaseline( ServerClass *pClass, void const **pData, int *pDatalen );
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void RunFrame( void );
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void InactivateClients( void );
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void ReconnectClients( void );
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void CheckTimeouts (void);
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void UpdateUserSettings(void);
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void SendPendingServerInfo(void);
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const char *CompressPackedEntity(ServerClass *pServerClass, const char *data, int &bits);
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const char *UncompressPackedEntity(PackedEntity *pPackedEntity, int &size);
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INetworkStringTable *GetInstanceBaselineTable( void );
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INetworkStringTable *GetLightStyleTable( void );
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INetworkStringTable *GetUserInfoTable( void );
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virtual void RejectConnection(const netadr_t &adr, int clientChallenge, const char *s );
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float GetFinalTickTime( void ) const;
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virtual bool CheckIPRestrictions( const netadr_t &adr, int nAuthProtocol );
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void SetMasterServerRulesDirty();
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void SendQueryPortToClient( netadr_t &adr );
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void RecalculateTags( void );
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void AddTag( const char *pszTag );
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void RemoveTag( const char *pszTag );
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int GetNumConnections( ) { return m_nNumConnections; }
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void SetReportNewFakeClients( bool bReportNewFakeClients ) { m_bReportNewFakeClients = bReportNewFakeClients; }
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void SetPausedForced( bool bPaused, float flDuration = -1.f );
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protected:
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virtual IClient *ConnectClient ( netadr_t &adr, int protocol, int challenge, int clientChallenge, int authProtocol,
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const char *name, const char *password, const char *hashedCDkey, int cdKeyLen );
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virtual CBaseClient *GetFreeClient( netadr_t &adr );
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virtual CBaseClient *CreateNewClient( int slot ) { AssertMsg( 0, "CBaseServer::CreateNewClient() being called - must be implemented in derived class!" ); return NULL; }; // must be derived
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virtual bool FinishCertificateCheck( netadr_t &adr, int nAuthProtocol, const char *szRawCertificate, int clientChallenge ) { return true; };
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virtual int GetChallengeNr ( netadr_t &adr );
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virtual int GetChallengeType ( netadr_t &adr );
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virtual bool CheckProtocol( netadr_t &adr, int nProtocol, int clientChallenge );
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virtual bool CheckChallengeNr( netadr_t &adr, int nChallengeValue );
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virtual bool CheckChallengeType( CBaseClient *client, int nNewUserID, netadr_t & adr, int nAuthProtocol, const char *pchLogonCookie, int cbCookie, int clientChallenge );
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virtual bool CheckPassword( netadr_t &adr, const char *password, const char *name );
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virtual bool CheckIPConnectionReuse( netadr_t &adr );
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virtual void ReplyChallenge(netadr_t &adr, int clientChallenge);
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virtual void ReplyServerChallenge(netadr_t &adr);
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virtual void CalculateCPUUsage();
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// Keep the master server data updated.
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virtual bool ShouldUpdateMasterServer();
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void CheckMasterServerRequestRestart();
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void UpdateMasterServer();
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void UpdateMasterServerRules();
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virtual void UpdateMasterServerPlayers() {}
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void ForwardPacketsFromMasterServerUpdater();
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void SetRestartOnLevelChange(bool state) { m_bRestartOnLevelChange = state; }
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bool RequireValidChallenge( netadr_t &adr );
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bool ValidChallenge( netadr_t & adr, int challengeNr );
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bool ValidInfoChallenge( netadr_t & adr, const char *nugget );
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// Data
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public:
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server_state_t m_State; // some actions are only valid during load
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int m_Socket; // network socket
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int m_nTickCount; // current server tick
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bool m_bSimulatingTicks; // whether or not the server is currently simulating ticks
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char m_szMapname[64]; // map name
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char m_szMapFilename[64]; // map filename, may bear no resemblance to map name
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char m_szSkyname[64]; // skybox name
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char m_Password[32]; // server password
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MD5Value_t worldmapMD5; // For detecting that client has a hacked local copy of map, the client will be dropped if this occurs.
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CNetworkStringTableContainer *m_StringTables; // newtork string table container
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INetworkStringTable *m_pInstanceBaselineTable;
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INetworkStringTable *m_pLightStyleTable;
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INetworkStringTable *m_pUserInfoTable;
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INetworkStringTable *m_pServerStartupTable;
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INetworkStringTable *m_pDownloadableFileTable;
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// This will get set to NET_MAX_PAYLOAD if the server is MP.
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bf_write m_Signon;
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CUtlMemory<byte> m_SignonBuffer;
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int serverclasses; // number of unique server classes
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int serverclassbits; // log2 of serverclasses
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private:
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// Gets the next user ID mod SHRT_MAX and unique (not used by any active clients).
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int GetNextUserID();
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int m_nUserid; // increases by one with every new client
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protected:
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int m_nMaxclients; // Current max #
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int m_nSpawnCount; // Number of servers spawned since start,
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// used to check late spawns (e.g., when d/l'ing lots of
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// data)
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float m_flTickInterval; // time for 1 tick in seconds
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CUtlVector<CBaseClient*> m_Clients; // array of up to [maxclients] client slots.
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bool m_bIsDedicated;
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uint32 m_CurrentRandomNonce;
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uint32 m_LastRandomNonce;
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float m_flLastRandomNumberGenerationTime;
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float m_fCPUPercent;
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float m_fStartTime;
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float m_fLastCPUCheckTime;
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// This is only used for Steam's master server updater to refer to this server uniquely.
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bool m_bRestartOnLevelChange;
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bool m_bMasterServerRulesDirty;
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double m_flLastMasterServerUpdateTime;
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int m_nNumConnections; //Number of successful client connections.
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bool m_bReportNewFakeClients; // Whether or not newly created fake clients should be included in server browser totals
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float m_flPausedTimeEnd;
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};
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extern CThreadFastMutex g_svInstanceBaselineMutex;
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#endif // BASESERVER_H
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