Counter Strike : Global Offensive Source Code
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  1. //====== Copyright (c) 1996-2008, Valve Corporation, All rights reserved. =======
  2. //
  3. // Purpose: interface to steam for game servers
  4. //
  5. //=============================================================================
  6. #ifndef ISTEAMGAMESERVER_H
  7. #define ISTEAMGAMESERVER_H
  8. #ifdef _WIN32
  9. #pragma once
  10. #endif
  11. #include "isteamclient.h"
  12. #define MASTERSERVERUPDATERPORT_USEGAMESOCKETSHARE ((uint16)-1)
  13. //-----------------------------------------------------------------------------
  14. // Purpose: Functions for authenticating users via Steam to play on a game server
  15. //-----------------------------------------------------------------------------
  16. class ISteamGameServer
  17. {
  18. public:
  19. //
  20. // Basic server data. These properties, if set, must be set before before calling LogOn. They
  21. // may not be changed after logged in.
  22. //
  23. /// This is called by SteamGameServer_Init, and you will usually not need to call it directly
  24. virtual bool InitGameServer( uint32 unIP, uint16 usGamePort, uint16 usQueryPort, uint32 unFlags, AppId_t nGameAppId, const char *pchVersionString ) = 0;
  25. /// Game product identifier. This is currently used by the master server for version checking purposes.
  26. /// It's a required field, but will eventually will go away, and the AppID will be used for this purpose.
  27. virtual void SetProduct( const char *pszProduct ) = 0;
  28. /// Description of the game. This is a required field and is displayed in the steam server browser....for now.
  29. /// This is a required field, but it will go away eventually, as the data should be determined from the AppID.
  30. virtual void SetGameDescription( const char *pszGameDescription ) = 0;
  31. /// If your game is a "mod," pass the string that identifies it. The default is an empty string, meaning
  32. /// this application is the original game, not a mod.
  33. ///
  34. /// @see k_cbMaxGameServerGameDir
  35. virtual void SetModDir( const char *pszModDir ) = 0;
  36. /// Is this is a dedicated server? The default value is false.
  37. virtual void SetDedicatedServer( bool bDedicated ) = 0;
  38. //
  39. // Login
  40. //
  41. /// Begin process to login to a persistent game server account
  42. ///
  43. /// You need to register for callbacks to determine the result of this operation.
  44. /// @see SteamServersConnected_t
  45. /// @see SteamServerConnectFailure_t
  46. /// @see SteamServersDisconnected_t
  47. virtual void LogOn(
  48. const char *pszAccountName,
  49. const char *pszPassword
  50. ) = 0;
  51. /// Login to a generic, anonymous account.
  52. ///
  53. /// Note: in previous versions of the SDK, this was automatically called within SteamGameServer_Init,
  54. /// but this is no longer the case.
  55. virtual void LogOnAnonymous() = 0;
  56. /// Begin process of logging game server out of steam
  57. virtual void LogOff() = 0;
  58. // status functions
  59. virtual bool BLoggedOn() = 0;
  60. virtual bool BSecure() = 0;
  61. virtual CSteamID GetSteamID() = 0;
  62. /// Returns true if the master server has requested a restart.
  63. /// Only returns true once per request.
  64. virtual bool WasRestartRequested() = 0;
  65. //
  66. // Server state. These properties may be changed at any time.
  67. //
  68. /// Max player count that will be reported to server browser and client queries
  69. virtual void SetMaxPlayerCount( int cPlayersMax ) = 0;
  70. /// Number of bots. Default value is zero
  71. virtual void SetBotPlayerCount( int cBotplayers ) = 0;
  72. /// Set the name of server as it will appear in the server browser
  73. ///
  74. /// @see k_cbMaxGameServerName
  75. virtual void SetServerName( const char *pszServerName ) = 0;
  76. /// Set name of map to report in the server browser
  77. ///
  78. /// @see k_cbMaxGameServerName
  79. virtual void SetMapName( const char *pszMapName ) = 0;
  80. /// Let people know if your server will require a password
  81. virtual void SetPasswordProtected( bool bPasswordProtected ) = 0;
  82. /// Spectator server. The default value is zero, meaning the service
  83. /// is not used.
  84. virtual void SetSpectatorPort( uint16 unSpectatorPort ) = 0;
  85. /// Name of the spectator server. (Only used if spectator port is nonzero.)
  86. ///
  87. /// @see k_cbMaxGameServerMapName
  88. virtual void SetSpectatorServerName( const char *pszSpectatorServerName ) = 0;
  89. /// Call this to clear the whole list of key/values that are sent in rules queries.
  90. virtual void ClearAllKeyValues() = 0;
  91. /// Call this to add/update a key/value pair.
  92. virtual void SetKeyValue( const char *pKey, const char *pValue ) = 0;
  93. /// Sets a string defining the "gametags" for this server, this is optional, but if it is set
  94. /// it allows users to filter in the matchmaking/server-browser interfaces based on the value
  95. ///
  96. /// @see k_cbMaxGameServerTags
  97. virtual void SetGameTags( const char *pchGameTags ) = 0;
  98. /// Sets a string defining the "gamedata" for this server, this is optional, but if it is set
  99. /// it allows users to filter in the matchmaking/server-browser interfaces based on the value
  100. /// don't set this unless it actually changes, its only uploaded to the master once (when
  101. /// acknowledged)
  102. ///
  103. /// @see k_cbMaxGameServerGameData
  104. virtual void SetGameData( const char *pchGameData) = 0;
  105. /// Region identifier. This is an optional field, the default value is empty, meaning the "world" region
  106. virtual void SetRegion( const char *pszRegion ) = 0;
  107. //
  108. // Player list management / authentication
  109. //
  110. // Handles receiving a new connection from a Steam user. This call will ask the Steam
  111. // servers to validate the users identity, app ownership, and VAC status. If the Steam servers
  112. // are off-line, then it will validate the cached ticket itself which will validate app ownership
  113. // and identity. The AuthBlob here should be acquired on the game client using SteamUser()->InitiateGameConnection()
  114. // and must then be sent up to the game server for authentication.
  115. //
  116. // Return Value: returns true if the users ticket passes basic checks. pSteamIDUser will contain the Steam ID of this user. pSteamIDUser must NOT be NULL
  117. // If the call succeeds then you should expect a GSClientApprove_t or GSClientDeny_t callback which will tell you whether authentication
  118. // for the user has succeeded or failed (the steamid in the callback will match the one returned by this call)
  119. virtual bool SendUserConnectAndAuthenticate( uint32 unIPClient, const void *pvAuthBlob, uint32 cubAuthBlobSize, CSteamID *pSteamIDUser ) = 0;
  120. // Creates a fake user (ie, a bot) which will be listed as playing on the server, but skips validation.
  121. //
  122. // Return Value: Returns a SteamID for the user to be tracked with, you should call HandleUserDisconnect()
  123. // when this user leaves the server just like you would for a real user.
  124. virtual CSteamID CreateUnauthenticatedUserConnection() = 0;
  125. // Should be called whenever a user leaves our game server, this lets Steam internally
  126. // track which users are currently on which servers for the purposes of preventing a single
  127. // account being logged into multiple servers, showing who is currently on a server, etc.
  128. virtual void SendUserDisconnect( CSteamID steamIDUser ) = 0;
  129. // Update the data to be displayed in the server browser and matchmaking interfaces for a user
  130. // currently connected to the server. For regular users you must call this after you receive a
  131. // GSUserValidationSuccess callback.
  132. //
  133. // Return Value: true if successful, false if failure (ie, steamIDUser wasn't for an active player)
  134. virtual bool BUpdateUserData( CSteamID steamIDUser, const char *pchPlayerName, uint32 uScore ) = 0;
  135. // New auth system APIs - do not mix with the old auth system APIs.
  136. // ----------------------------------------------------------------
  137. // Retrieve ticket to be sent to the entity who wishes to authenticate you ( using BeginAuthSession API ).
  138. // pcbTicket retrieves the length of the actual ticket.
  139. virtual HAuthTicket GetAuthSessionTicket( void *pTicket, int cbMaxTicket, uint32 *pcbTicket ) = 0;
  140. // Authenticate ticket ( from GetAuthSessionTicket ) from entity steamID to be sure it is valid and isnt reused
  141. // Registers for callbacks if the entity goes offline or cancels the ticket ( see ValidateAuthTicketResponse_t callback and EAuthSessionResponse )
  142. virtual EBeginAuthSessionResult BeginAuthSession( const void *pAuthTicket, int cbAuthTicket, CSteamID steamID ) = 0;
  143. // Stop tracking started by BeginAuthSession - called when no longer playing game with this entity
  144. virtual void EndAuthSession( CSteamID steamID ) = 0;
  145. // Cancel auth ticket from GetAuthSessionTicket, called when no longer playing game with the entity you gave the ticket to
  146. virtual void CancelAuthTicket( HAuthTicket hAuthTicket ) = 0;
  147. // After receiving a user's authentication data, and passing it to SendUserConnectAndAuthenticate, use this function
  148. // to determine if the user owns downloadable content specified by the provided AppID.
  149. virtual EUserHasLicenseForAppResult UserHasLicenseForApp( CSteamID steamID, AppId_t appID ) = 0;
  150. // Ask if a user in in the specified group, results returns async by GSUserGroupStatus_t
  151. // returns false if we're not connected to the steam servers and thus cannot ask
  152. virtual bool RequestUserGroupStatus( CSteamID steamIDUser, CSteamID steamIDGroup ) = 0;
  153. //
  154. // Query steam for server data
  155. //
  156. // Ask for the gameplay stats for the server. Results returned in a callback
  157. virtual void GetGameplayStats( ) = 0;
  158. // Gets the reputation score for the game server. This API also checks if the server or some
  159. // other server on the same IP is banned from the Steam master servers.
  160. virtual SteamAPICall_t GetServerReputation( ) = 0;
  161. // Returns the public IP of the server according to Steam, useful when the server is
  162. // behind NAT and you want to advertise its IP in a lobby for other clients to directly
  163. // connect to
  164. virtual uint32 GetPublicIP() = 0;
  165. // These are in GameSocketShare mode, where instead of ISteamGameServer creating its own
  166. // socket to talk to the master server on, it lets the game use its socket to forward messages
  167. // back and forth. This prevents us from requiring server ops to open up yet another port
  168. // in their firewalls.
  169. //
  170. // the IP address and port should be in host order, i.e 127.0.0.1 == 0x7f000001
  171. // These are used when you've elected to multiplex the game server's UDP socket
  172. // rather than having the master server updater use its own sockets.
  173. //
  174. // Source games use this to simplify the job of the server admins, so they
  175. // don't have to open up more ports on their firewalls.
  176. // Call this when a packet that starts with 0xFFFFFFFF comes in. That means
  177. // it's for us.
  178. virtual bool HandleIncomingPacket( const void *pData, int cbData, uint32 srcIP, uint16 srcPort ) = 0;
  179. // AFTER calling HandleIncomingPacket for any packets that came in that frame, call this.
  180. // This gets a packet that the master server updater needs to send out on UDP.
  181. // It returns the length of the packet it wants to send, or 0 if there are no more packets to send.
  182. // Call this each frame until it returns 0.
  183. virtual int GetNextOutgoingPacket( void *pOut, int cbMaxOut, uint32 *pNetAdr, uint16 *pPort ) = 0;
  184. //
  185. // Control heartbeats / advertisement with master server
  186. //
  187. // Call this as often as you like to tell the master server updater whether or not
  188. // you want it to be active (default: off).
  189. virtual void EnableHeartbeats( bool bActive ) = 0;
  190. // You usually don't need to modify this.
  191. // Pass -1 to use the default value for iHeartbeatInterval.
  192. // Some mods change this.
  193. virtual void SetHeartbeatInterval( int iHeartbeatInterval ) = 0;
  194. // Force a heartbeat to steam at the next opportunity
  195. virtual void ForceHeartbeat() = 0;
  196. // associate this game server with this clan for the purposes of computing player compat
  197. virtual SteamAPICall_t AssociateWithClan( CSteamID steamIDClan ) = 0;
  198. // ask if any of the current players dont want to play with this new player - or vice versa
  199. virtual SteamAPICall_t ComputeNewPlayerCompatibility( CSteamID steamIDNewPlayer ) = 0;
  200. };
  201. #define STEAMGAMESERVER_INTERFACE_VERSION "SteamGameServer011"
  202. // game server flags
  203. const uint32 k_unServerFlagNone = 0x00;
  204. const uint32 k_unServerFlagActive = 0x01; // server has users playing
  205. const uint32 k_unServerFlagSecure = 0x02; // server wants to be secure
  206. const uint32 k_unServerFlagDedicated = 0x04; // server is dedicated
  207. const uint32 k_unServerFlagLinux = 0x08; // linux build
  208. const uint32 k_unServerFlagPassworded = 0x10; // password protected
  209. const uint32 k_unServerFlagPrivate = 0x20; // server shouldn't list on master server and
  210. // won't enforce authentication of users that connect to the server.
  211. // Useful when you run a server where the clients may not
  212. // be connected to the internet but you want them to play (i.e LANs)
  213. // callbacks
  214. #pragma pack( push, 8 )
  215. // client has been approved to connect to this game server
  216. struct GSClientApprove_t
  217. {
  218. enum { k_iCallback = k_iSteamGameServerCallbacks + 1 };
  219. CSteamID m_SteamID;
  220. };
  221. // client has been denied to connection to this game server
  222. struct GSClientDeny_t
  223. {
  224. enum { k_iCallback = k_iSteamGameServerCallbacks + 2 };
  225. CSteamID m_SteamID;
  226. EDenyReason m_eDenyReason;
  227. char m_rgchOptionalText[128];
  228. };
  229. // request the game server should kick the user
  230. struct GSClientKick_t
  231. {
  232. enum { k_iCallback = k_iSteamGameServerCallbacks + 3 };
  233. CSteamID m_SteamID;
  234. EDenyReason m_eDenyReason;
  235. };
  236. // NOTE: callback values 4 and 5 are skipped because they are used for old deprecated callbacks,
  237. // do not reuse them here.
  238. // client achievement info
  239. struct GSClientAchievementStatus_t
  240. {
  241. enum { k_iCallback = k_iSteamGameServerCallbacks + 6 };
  242. uint64 m_SteamID;
  243. char m_pchAchievement[128];
  244. bool m_bUnlocked;
  245. };
  246. // received when the game server requests to be displayed as secure (VAC protected)
  247. // m_bSecure is true if the game server should display itself as secure to users, false otherwise
  248. struct GSPolicyResponse_t
  249. {
  250. enum { k_iCallback = k_iSteamUserCallbacks + 15 };
  251. uint8 m_bSecure;
  252. };
  253. // GS gameplay stats info
  254. struct GSGameplayStats_t
  255. {
  256. enum { k_iCallback = k_iSteamGameServerCallbacks + 7 };
  257. EResult m_eResult; // Result of the call
  258. int32 m_nRank; // Overall rank of the server (0-based)
  259. uint32 m_unTotalConnects; // Total number of clients who have ever connected to the server
  260. uint32 m_unTotalMinutesPlayed; // Total number of minutes ever played on the server
  261. };
  262. // send as a reply to RequestUserGroupStatus()
  263. struct GSClientGroupStatus_t
  264. {
  265. enum { k_iCallback = k_iSteamGameServerCallbacks + 8 };
  266. CSteamID m_SteamIDUser;
  267. CSteamID m_SteamIDGroup;
  268. bool m_bMember;
  269. bool m_bOfficer;
  270. };
  271. // Sent as a reply to GetServerReputation()
  272. struct GSReputation_t
  273. {
  274. enum { k_iCallback = k_iSteamGameServerCallbacks + 9 };
  275. EResult m_eResult; // Result of the call;
  276. uint32 m_unReputationScore; // The reputation score for the game server
  277. bool m_bBanned; // True if the server is banned from the Steam
  278. // master servers
  279. // The following members are only filled out if m_bBanned is true. They will all
  280. // be set to zero otherwise. Master server bans are by IP so it is possible to be
  281. // banned even when the score is good high if there is a bad server on another port.
  282. // This information can be used to determine which server is bad.
  283. uint32 m_unBannedIP; // The IP of the banned server
  284. uint16 m_usBannedPort; // The port of the banned server
  285. uint64 m_ulBannedGameID; // The game ID the banned server is serving
  286. uint32 m_unBanExpires; // Time the ban expires, expressed in the Unix epoch (seconds since 1/1/1970)
  287. };
  288. // Sent as a reply to AssociateWithClan()
  289. struct AssociateWithClanResult_t
  290. {
  291. enum { k_iCallback = k_iSteamGameServerCallbacks + 10 };
  292. EResult m_eResult; // Result of the call;
  293. };
  294. // Sent as a reply to ComputeNewPlayerCompatibility()
  295. struct ComputeNewPlayerCompatibilityResult_t
  296. {
  297. enum { k_iCallback = k_iSteamGameServerCallbacks + 11 };
  298. EResult m_eResult; // Result of the call;
  299. int m_cPlayersThatDontLikeCandidate;
  300. int m_cPlayersThatCandidateDoesntLike;
  301. int m_cClanPlayersThatDontLikeCandidate;
  302. };
  303. #pragma pack( pop )
  304. #endif // ISTEAMGAMESERVER_H