source: source/ariba/communication/networkinfo/NetworkChangeDetection.h@ 8620

Last change on this file since 8620 was 8569, checked in by Christoph Mayer, 14 years ago
File size: 3.6 KB
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1// [License]
2// The Ariba-Underlay Copyright
3//
4// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)
5//
6// Institute of Telematics
7// UniversitÀt Karlsruhe (TH)
8// Zirkel 2, 76128 Karlsruhe
9// Germany
10//
11// Redistribution and use in source and binary forms, with or without
12// modification, are permitted provided that the following conditions are
13// met:
14//
15// 1. Redistributions of source code must retain the above copyright
16// notice, this list of conditions and the following disclaimer.
17// 2. Redistributions in binary form must reproduce the above copyright
18// notice, this list of conditions and the following disclaimer in the
19// documentation and/or other materials provided with the distribution.
20//
21// THIS SOFTWARE IS PROVIDED BY THE INSTITUTE OF TELEMATICS ``AS IS'' AND
22// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ARIBA PROJECT OR
25// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
26// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
28// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
29// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
30// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
31// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32//
33// The views and conclusions contained in the software and documentation
34// are those of the authors and should not be interpreted as representing
35// official policies, either expressed or implied, of the Institute of
36// Telematics.
37// [License]
38
39#ifndef __NETWORK_CHANGE_DETECTION_H
40#define __NETWORK_CHANGE_DETECTION_H
41
42#include <cerrno>
43#include <csignal>
44#include <vector>
45#include <algorithm>
46#include <string>
47#include <net/if.h>
48#include <arpa/inet.h>
49#include <linux/types.h>
50#include <linux/netlink.h>
51#include <linux/rtnetlink.h>
52#include <sys/types.h>
53#include <sys/socket.h>
54#include <sys/ioctl.h>
55#include <boost/thread/mutex.hpp>
56#include <boost/thread/thread.hpp>
57#include <boost/utility.hpp>
58#include <boost/bind.hpp>
59#include "ariba/communication/networkinfo/NetworkChangeInterface.h"
60#include "ariba/communication/networkinfo/NetworkInformation.h"
61#include "ariba/utility/system/SystemQueue.h"
62#include "ariba/utility/logging/Logging.h"
63
64using std::string;
65using std::vector;
66using std::find;
67using ariba::utility::SystemQueue;
68using ariba::utility::SystemEvent;
69using ariba::utility::SystemEventType;
70using ariba::utility::SystemEventListener;
71using ariba::communication::NetworkInformation;
72
73namespace ariba {
74namespace communication {
75
76class NetworkChangeDetection : public SystemEventListener {
77 use_logging_h(NetworkChangeDetection);
78public:
79 NetworkChangeDetection();
80 virtual ~NetworkChangeDetection();
81
82 void registerNotification( NetworkChangeInterface* callback );
83 void unregisterNotification( NetworkChangeInterface* callback );
84
85protected:
86 void handleSystemEvent( const SystemEvent& event );
87
88private:
89 typedef vector<NetworkChangeInterface*> RegistrationList;
90 RegistrationList registrations;
91
92 void startMonitoring();
93 void stopMonitoring();
94
95 volatile bool running;
96 boost::thread* monitoringThread;
97 static void monitoringThreadFunc( NetworkChangeDetection* obj );
98
99 int routingSocket;
100 NetworkInformation networkInformation;
101
102 NetworkChangeInterface::NetworkChangeInfo extractAddressEvent( struct nlmsghdr* header );
103};
104
105}} // namespace ariba, communication
106
107#endif // __NETWORK_CHANGE_DETECTION_H
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