xorp

policy_filters.hh

00001 // -*- c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t -*-
00002 // vim:set sts=4 ts=8:
00003 
00004 // Copyright (c) 2001-2011 XORP, Inc and Others
00005 //
00006 // This program is free software; you can redistribute it and/or modify
00007 // it under the terms of the GNU General Public License, Version 2, June
00008 // 1991 as published by the Free Software Foundation. Redistribution
00009 // and/or modification of this program under the terms of any other
00010 // version of the GNU General Public License is not permitted.
00011 // 
00012 // This program is distributed in the hope that it will be useful, but
00013 // WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For more details,
00015 // see the GNU General Public License, Version 2, a copy of which can be
00016 // found in the XORP LICENSE.gpl file.
00017 // 
00018 // XORP Inc, 2953 Bunker Hill Lane, Suite 204, Santa Clara, CA 95054, USA;
00019 // http://xorp.net
00020 
00021 // $XORP: xorp/policy/backend/policy_filters.hh,v 1.11 2008/10/02 21:58:04 bms Exp $
00022 
00023 #ifndef __POLICY_BACKEND_POLICY_FILTERS_HH__
00024 #define __POLICY_BACKEND_POLICY_FILTERS_HH__
00025 
00026 
00027 
00028 #include "policy_filter.hh"
00029 #include "policy/common/filter.hh"
00030 #include "policy/common/varrw.hh"
00031 #include "policy/common/policy_exception.hh"
00032 
00040 class PolicyFilters :
00041     public NONCOPYABLE
00042 {
00043 public:
00044     class PolicyFiltersErr : public PolicyException {
00045     public:
00046         PolicyFiltersErr(const char* file, size_t line, 
00047                const string& init_why = "")   
00048     : PolicyException("PolicyFiltersErr", file, line, init_why) {}  
00049     };
00050 
00051     PolicyFilters();
00052     PolicyFilters(FilterBase* im, FilterBase* sm, FilterBase* ex);
00053     virtual ~PolicyFilters();
00054 
00064     bool run_filter(const uint32_t& type, VarRW& varrw);
00065 
00074     void configure(const uint32_t& type, const string& conf);
00075 
00081     void reset(const uint32_t& type);
00082 
00083 private:
00092     FilterBase&   whichFilter(const uint32_t& ftype);
00093 
00094 private:
00095     FilterBase*   _import_filter;
00096     FilterBase*   _export_sm_filter;
00097     FilterBase*   _export_filter;
00098 };
00099 
00100 #endif // __POLICY_BACKEND_POLICY_FILTERS_HH__
 All Classes Namespaces Functions Variables Typedefs Enumerations