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//====== Copyright © 1996-2008, Valve Corporation, All rights reserved. =======
//
// Purpose: interface to steam for game servers
//
//=============================================================================
#ifndef ISTEAMGAMESERVER_H
#define ISTEAMGAMESERVER_H
#ifdef _WIN32
#pragma once
#endif
#include "isteamclient.h"
//-----------------------------------------------------------------------------
// Purpose: Functions for authenticating users via Steam to play on a game server
//-----------------------------------------------------------------------------
class ISteamGameServer
{
public:
// connection functions
virtual void LogOn() = 0;
virtual void LogOff() = 0;
// status functions
virtual bool BLoggedOn() = 0;
virtual bool BSecure() = 0;
virtual CSteamID GetSteamID() = 0;
// Handles receiving a new connection from a Steam user. This call will ask the Steam
// servers to validate the users identity, app ownership, and VAC status. If the Steam servers
// are off-line, then it will validate the cached ticket itself which will validate app ownership
// and identity. The AuthBlob here should be acquired on the game client using SteamUser()->InitiateGameConnection()
// and must then be sent up to the game server for authentication.
//
// 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
// If the call succeeds then you should expect a GSClientApprove_t or GSClientDeny_t callback which will tell you whether authentication
// for the user has succeeded or failed (the steamid in the callback will match the one returned by this call)
virtual bool SendUserConnectAndAuthenticate( uint32 unIPClient, const void *pvAuthBlob, uint32 cubAuthBlobSize, CSteamID *pSteamIDUser ) = 0;
// Creates a fake user (ie, a bot) which will be listed as playing on the server, but skips validation.
//
// Return Value: Returns a SteamID for the user to be tracked with, you should call HandleUserDisconnect()
// when this user leaves the server just like you would for a real user.
virtual CSteamID CreateUnauthenticatedUserConnection() = 0;
// Should be called whenever a user leaves our game server, this lets Steam internally
// track which users are currently on which servers for the purposes of preventing a single
// account being logged into multiple servers, showing who is currently on a server, etc.
virtual void SendUserDisconnect( CSteamID steamIDUser ) = 0;
// Update the data to be displayed in the server browser and matchmaking interfaces for a user
// currently connected to the server. For regular users you must call this after you receive a
// GSUserValidationSuccess callback.
//
// Return Value: true if successful, false if failure (ie, steamIDUser wasn't for an active player)
virtual bool BUpdateUserData( CSteamID steamIDUser, const char *pchPlayerName, uint32 uScore ) = 0;
// You shouldn't need to call this as it is called internally by SteamGameServer_Init() and can only be called once.
//
// To update the data in this call which may change during the servers lifetime see UpdateServerStatus() below.
//
// Input: nGameAppID - The Steam assigned AppID for the game
// unServerFlags - Any applicable combination of flags (see k_unServerFlag____ constants below)
// unGameIP - The IP Address the server is listening for client connections on (might be INADDR_ANY)
// unGamePort - The port which the server is listening for client connections on
// unSpectatorPort - the port on which spectators can join to observe the server, 0 if spectating is not supported
// usQueryPort - The port which the ISteamMasterServerUpdater API should use in order to listen for matchmaking requests
// pchGameDir - A unique string identifier for your game
// pchVersion - The current version of the server as a string like 1.0.0.0
// bLanMode - Is this a LAN only server?
//
// bugbug jmccaskey - figure out how to remove this from the API and only expose via SteamGameServer_Init... or make this actually used,
// and stop calling it in SteamGameServer_Init()?
virtual bool BSetServerType( uint32 unServerFlags, uint32 unGameIP, uint16 unGamePort,
uint16 unSpectatorPort, uint16 usQueryPort, const char *pchGameDir, const char *pchVersion, bool bLANMode ) = 0;
// Updates server status values which shows up in the server browser and matchmaking APIs
virtual void UpdateServerStatus( int cPlayers, int cPlayersMax, int cBotPlayers,
const char *pchServerName, const char *pSpectatorServerName,
const char *pchMapName ) = 0;
// This can be called if spectator goes away or comes back (passing 0 means there is no spectator server now).
virtual void UpdateSpectatorPort( uint16 unSpectatorPort ) = 0;
// Sets a string defining the "gametype" for this server, this is optional, but if it is set
// it allows users to filter in the matchmaking/server-browser interfaces based on the value
virtual void SetGameType( const char *pchGameType ) = 0;
// Ask if a user has a specific achievement for this game, will get a callback on reply
virtual bool BGetUserAchievementStatus( CSteamID steamID, const char *pchAchievementName ) = 0;
};
#define STEAMGAMESERVER_INTERFACE_VERSION "SteamGameServer005"
// game server flags
const uint32 k_unServerFlagNone = 0x00;
const uint32 k_unServerFlagActive = 0x01; // server has users playing
const uint32 k_unServerFlagSecure = 0x02; // server wants to be secure
const uint32 k_unServerFlagDedicated = 0x04; // server is dedicated
const uint32 k_unServerFlagLinux = 0x08; // linux build
const uint32 k_unServerFlagPassworded = 0x10; // password protected
const uint32 k_unServerFlagPrivate = 0x20; // server shouldn't list on master server and
// won't enforce authentication of users that connect to the server.
// Useful when you run a server where the clients may not
// be connected to the internet but you want them to play (i.e LANs)
// callbacks
// client has been approved to connect to this game server
struct GSClientApprove_t
{
enum { k_iCallback = k_iSteamGameServerCallbacks + 1 };
CSteamID m_SteamID;
};
// client has been denied to connection to this game server
struct GSClientDeny_t
{
enum { k_iCallback = k_iSteamGameServerCallbacks + 2 };
CSteamID m_SteamID;
EDenyReason m_eDenyReason;
char m_rgchOptionalText[128];
};
// request the game server should kick the user
struct GSClientKick_t
{
enum { k_iCallback = k_iSteamGameServerCallbacks + 3 };
CSteamID m_SteamID;
EDenyReason m_eDenyReason;
};
// NOTE: callback values 4 and 5 are skipped because they are used for old deprecated callbacks,
// do not reuse them here.
// client achievement info
struct GSClientAchievementStatus_t
{
enum { k_iCallback = k_iSteamGameServerCallbacks + 6 };
uint64 m_SteamID;
char m_pchAchievement[128];
bool m_bUnlocked;
};
// received when the game server requests to be displayed as secure (VAC protected)
// m_bSecure is true if the game server should display itself as secure to users, false otherwise
struct GSPolicyResponse_t
{
enum { k_iCallback = k_iSteamUserCallbacks + 15 };
uint8 m_bSecure;
};
#endif // ISTEAMGAMESERVER_H
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