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public/datacache/iresourceaccesscontrol.h

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+//===== Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ======//
+//
+// Purpose: 
+//
+// $Workfile:     $
+// $Date:         $
+// $NoKeywords: $
+//===========================================================================//
+
+#ifndef IRESOURCEACCESSCONTROL_H
+#define IRESOURCEACCESSCONTROL_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+
+#include "tier0/dbg.h"
+#include "tier2/resourceprecacher.h"
+#include "appframework/iappsystem.h"
+
+//-----------------------------------------------------------------------------
+// Resource access control API
+//-----------------------------------------------------------------------------
+
+//-----------------------------------------------------------------------------
+// IResourceAccessControl
+// Purpose: Maintains lists of resources to use them as filters to prevent access
+// to ensure proper precache behavior in game code
+//-----------------------------------------------------------------------------
+abstract_class IResourceAccessControl : public IAppSystem
+{
+public:
+	// Creates, destroys a resource list
+	virtual ResourceList_t CreateResourceList( const char *pDebugName ) = 0;
+	virtual void DestroyAllResourceLists( ) = 0;
+
+	// Adds a resource to a resource list
+	virtual void AddResource( ResourceList_t hResourceList, ResourceTypeOld_t nType, const char *pResourceName ) = 0;
+
+	// Prevents access to anything except the specified resource list
+	// Pass RESOURCE_LIST_INVALID to allow access to all resources
+	virtual void LimitAccess( ResourceList_t hResourceList ) = 0;
+
+	// Is access to this resource allowed?
+	virtual bool IsAccessAllowed( ResourceTypeOld_t nType, const char *pResource ) = 0;
+};
+
+
+#endif // IRESOURCEACCESSCONTROL_H