xorp

rt_tab_expect.hh

00001 // -*- c-basic-offset: 4; tab-width: 8; indent-tabs-mode: t -*-
00002 
00003 // Copyright (c) 2001-2009 XORP, Inc.
00004 //
00005 // This program is free software; you can redistribute it and/or modify
00006 // it under the terms of the GNU General Public License, Version 2, June
00007 // 1991 as published by the Free Software Foundation. Redistribution
00008 // and/or modification of this program under the terms of any other
00009 // version of the GNU General Public License is not permitted.
00010 // 
00011 // This program is distributed in the hope that it will be useful, but
00012 // WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For more details,
00014 // see the GNU General Public License, Version 2, a copy of which can be
00015 // found in the XORP LICENSE.gpl file.
00016 // 
00017 // XORP Inc, 2953 Bunker Hill Lane, Suite 204, Santa Clara, CA 95054, USA;
00018 // http://xorp.net
00019 
00020 // $XORP: xorp/rib/rt_tab_expect.hh,v 1.12 2008/10/02 21:58:12 bms Exp $
00021 
00022 #ifndef __RIB_RT_TAB_EXPECT_HH__
00023 #define __RIB_RT_TAB_EXPECT_HH__
00024 
00025 #include "rt_tab_base.hh"
00026 
00027 template<class A> class ExpectedRouteChange;
00028 
00042 template<class A>
00043 class ExpectTable : public RouteTable<A> {
00044 public:
00045     ExpectTable(const string& tablename, RouteTable<A>* parent);
00046     ~ExpectTable();
00047 
00048     const list<ExpectedRouteChange<A> >& expected_route_changes() const {
00049     return _expected_route_changes;
00050     }
00051 
00052     void expect_add(const IPRouteEntry<A>& route);
00053     void expect_delete(const IPRouteEntry<A>& route);
00054     int add_route(const IPRouteEntry<A>& route, RouteTable<A>* caller);
00055     int delete_route(const IPRouteEntry<A>* route, RouteTable<A>* caller);
00056     const IPRouteEntry<A>* lookup_route(const IPNet<A>& net) const;
00057     const IPRouteEntry<A>* lookup_route(const A& addr) const;
00058     RouteRange<A>* lookup_route_range(const A& addr) const;
00059     TableType type() const { return EXPECT_TABLE; }
00060     RouteTable<A>* parent() { return _parent; }
00061     void replumb(RouteTable<A>* old_parent, RouteTable<A>* new_parent);
00062     string str() const;
00063 
00064 private:
00065     RouteTable<A>*          _parent;
00066     list<ExpectedRouteChange<A> >   _expected_route_changes;
00067 };
00068 
00069 template <typename A>
00070 class ExpectedRouteChange {
00071 public:
00072     ExpectedRouteChange(bool add, const IPRouteEntry<A>& route);
00073     bool matches_add(const IPRouteEntry<A>& route) const;
00074     bool matches_delete(const IPRouteEntry<A>* route) const;
00075     string str() const;
00076 
00077 private:
00078     bool        _add;           // true = add, false = delete
00079     IPRouteEntry<A> _route;
00080 };
00081 
00082 #endif // __RIB_RT_TAB_EXPECT_HH__
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