diff --git a/public/eiface.h b/public/eiface.h
index ac14ea6b..2e1a8a99 100644
--- a/public/eiface.h
+++ b/public/eiface.h
@@ -23,6 +23,7 @@
 #include "bitvec.h"
 #include "engine/iserverplugin.h"
 #include "tier1/bitbuf.h"
+#include "steam/isteamremotestorage.h"
 
 //-----------------------------------------------------------------------------
 // forward declarations
@@ -59,6 +60,7 @@ class CGamestatsData;
 class CSteamID;
 class ISPSharedMemory;
 class CGamestatsData;
+class CEngineHltvInfo_t;
 
 namespace google
 {
@@ -472,6 +474,8 @@ public:
 	virtual void EnsureInstanceBaseline( int ) = 0;
 	
 	virtual bool ReserveServerForQueuedGame( const char * ) = 0;
+	
+	virtual bool GetEngineHltvInfo( CEngineHltvInfo_t &out ) = 0;
 };
 
 #define INTERFACEVERSION_SERVERGAMEDLL				"ServerGameDLL005"
@@ -600,6 +604,14 @@ public:
 	virtual KeyValues		*GetExtendedServerInfoForNewClient() = 0;
 	virtual void 			UpdateGCInformation() = 0;
 	virtual void 			ReportGCQueuedMatchStart( int, unsigned int *, int ) = 0;
+	
+	virtual PublishedFileId_t	GetUGCMapFileID( const char *mapName ) = 0;
+	virtual void			GetMatchmakingGameData( char *buf, size_t bufSize ) = 0;
+	virtual bool			HasPendingMapDownloads() const = 0;
+	virtual void			UpdateUGCMap( PublishedFileId_t file ) = 0;
+	virtual int				GetMessageEncryptionKey( INetMessage *msg ) = 0;
+	virtual bool			ShouldHoldGameServerReservation( float flTime ) = 0;
+	virtual void			GetNewestSubscribedFiles() = 0;
 };
 
 //-----------------------------------------------------------------------------
diff --git a/public/steam/isteamremotestorage.h b/public/steam/isteamremotestorage.h
index 8287228b..21cbf491 100644
--- a/public/steam/isteamremotestorage.h
+++ b/public/steam/isteamremotestorage.h
@@ -12,6 +12,9 @@
 
 #include "isteamclient.h"
 
+
+typedef uint64 PublishedFileId_t;
+
 //-----------------------------------------------------------------------------
 // Purpose: Functions for accessing, reading and writing files stored remotely 
 //			and cached locally