conexus/ipv4_udpposet.h

00001 /***************************************************************************
00002 *   Copyright (C) 2001 by Rick L. Vinyard, Jr.                            *
00003 *   rvinyard@cs.nmsu.edu                                                  *
00004 *                                                                         *
00005 *   This program is free software; you can redistribute it and/or modify  *
00006 *   it under the terms of the GNU Lesser General Public License as        *
00007 *   published by the Free Software Foundation version 2.1.                *
00008 *                                                                         *
00009 *   This program is distributed in the hope that it will be useful,       *
00010 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00011 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
00012 *   GNU General Public License for more details.                          *
00013 *                                                                         *
00014 *   You should have received a copy of the GNU Lesser General Public      *
00015 *   License along with this library; if not, write to the                 *
00016 *   Free Software Foundation, Inc.,                                       *
00017 *   51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA              *
00018 ***************************************************************************/
00019 #ifndef CONEXUS_IPV4UDPPOSET_H
00020 #define CONEXUS_IPV4UDPPOSET_H
00021 
00022 #include <conexus/ipv4_udp.h>
00023 
00024 #include <map>
00025 #include <set>
00026 
00054 namespace Conexus
00055 {
00056 
00057   namespace IPv4
00058   {
00059 
00080     class UDPPoset : public UDP
00081     {
00082       protected:
00083 
00085         UDPPoset( uint32_t local_if, uint16_t localport );
00086 
00087         UDPPoset( const std::string& local_if, uint16_t localport );
00088 
00089       public:
00094         typedef std::multimap<int,Address> Destinations;
00095 
00097         typedef ConexusPointer<UDPPoset> pointer;
00098 
00100         static UDPPoset::pointer create( uint16_t localport = 0 );
00101 
00103         static UDPPoset::pointer create( uint32_t local_if, uint16_t localport = 0 );
00104 
00106         static UDPPoset::pointer create( const std::string& local_if, uint16_t localport = 0 );
00107 
00109         virtual ~UDPPoset() throw();
00110 
00112         virtual void bind() throw ( bind_exception );
00113 
00115         virtual void bind( const Conexus::Address& a ) throw ( bind_exception );
00116 
00118         virtual void close() throw ( close_exception );
00119 
00126         virtual void connect() throw ( connect_exception );
00127 
00134         virtual void connect( const Address& a ) throw ( connect_exception );
00135 
00137         virtual void set_write_without_connect( bool value = true );
00138 
00196         bool add_destination( const Address& destination, int priority = 0, bool singleton = true );
00197 
00198         bool add_destination( uint32_t host, uint16_t port, int priority = 0, bool singleton = true );
00199 
00200         bool add_destination( std::string host, uint16_t port, int priority = 0, bool singleton = true );
00201 
00203         void remove_destination( const Address& destination, int priority );
00204 
00206         void remove_destination( const Address& destination );
00207 
00209         bool is_destination( const Address& destination );
00210 
00212         bool is_destination( const Address& destination, int priority );
00213 
00218         std::set<int> priorities( const Address& destination );
00219 
00221         const Destinations& destinations();
00222 
00224         sigc::signal<void,Address,int> signal_destination_added();
00225 
00227         sigc::signal<void,Address,int> signal_destination_removed();
00228 
00229       protected:
00231         Destinations m_addresses;
00232 
00234         sigc::signal<void,Address,int> m_signal_destination_added;
00235 
00237         sigc::signal<void,Address,int> m_signal_destination_removed;
00238 
00240         virtual void on_local_address_changed( unsigned which );
00241 
00243         virtual void on_remote_address_changed( unsigned which );
00244 
00249         virtual ssize_t write_data(long int timeout, const Data data) throw (write_exception);
00250 
00251     };
00252 
00253   }
00254 
00255 }
00256 
00257 #endif

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