xorp

policy_map.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/policy_map.hh,v 1.14 2008/10/02 21:57:59 bms Exp $
00022 
00023 #ifndef __POLICY_POLICY_MAP_HH__
00024 #define __POLICY_POLICY_MAP_HH__
00025 
00026 
00027 
00028 
00029 #include "policy/common/policy_exception.hh"
00030 #include "policy_statement.hh"
00031 #include "dependency.hh"
00032 
00038 class PolicyMap {
00039 public:
00040     typedef Dependency<PolicyStatement>::KEYS    KEYS;
00041 
00045     class PolicyMapError : public PolicyException {
00046     public:
00047         PolicyMapError(const char* file, size_t line, 
00048                const string& init_why = "")   
00049     : PolicyException("PolicyMapError", file, line, init_why) {}   
00050     };
00051 
00060     PolicyStatement& find(const string& name) const;
00061 
00068     bool exists(const string& name);
00069 
00078     void create(const string& name, SetMap& smap);
00079 
00087     void delete_policy(const string& name);
00088 
00095     void add_dependency(const string& policyname, const string& protocol);
00096 
00103     void del_dependency(const string& policyname, const string& protocol);
00104 
00110     string str();
00111 
00112     void clear() { _deps.clear(); }
00113 
00114     void policy_deps(const string& policy, DEPS& deps);
00115     void policies(KEYS& out);
00116 
00117 private:
00118     // internally, policystatements are held as pointers.
00119     typedef Dependency<PolicyStatement> Dep;
00120 
00121     Dep _deps;
00122 };
00123 
00124 #endif // __POLICY_POLICY_MAP_HH__
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