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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:set et sw=4 ts=4: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef NSNOTIFYADDRLISTENER_H_
#define NSNOTIFYADDRLISTENER_H_
#include <windows.h>
#include <winsock2.h>
#include <iptypes.h>
#include "nsINetworkLinkService.h"
#include "nsIRunnable.h"
#include "nsIObserver.h"
#include "nsThreadUtils.h"
#include "nsCOMPtr.h"
#include "mozilla/TimeStamp.h"
class nsNotifyAddrListener : public nsINetworkLinkService,
public nsIRunnable,
public nsIObserver
{
virtual ~nsNotifyAddrListener();
public:
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSINETWORKLINKSERVICE
NS_DECL_NSIRUNNABLE
NS_DECL_NSIOBSERVER
nsNotifyAddrListener();
nsresult Init(void);
void CheckLinkStatus(void);
protected:
class ChangeEvent : public mozilla::Runnable {
public:
NS_DECL_NSIRUNNABLE
ChangeEvent(nsINetworkLinkService *aService, const char *aEventID)
: mService(aService), mEventID(aEventID) {
}
private:
nsCOMPtr<nsINetworkLinkService> mService;
const char *mEventID;
};
bool mLinkUp;
bool mStatusKnown;
bool mCheckAttempted;
nsresult Shutdown(void);
nsresult SendEvent(const char *aEventID);
DWORD CheckAdaptersAddresses(void);
// Checks for an Internet Connection Sharing (ICS) gateway.
bool CheckICSGateway(PIP_ADAPTER_ADDRESSES aAdapter);
bool CheckICSStatus(PWCHAR aAdapterName);
nsCOMPtr<nsIThread> mThread;
private:
// Returns the new timeout period for coalescing (or INFINITE)
DWORD nextCoalesceWaitTime();
// Called for every detected network change
nsresult NetworkChanged();
// Figure out the current network identification
void calculateNetworkId(void);
bool findMac(char *gateway);
nsCString mNetworkId;
HANDLE mCheckEvent;
// set true when mCheckEvent means shutdown
bool mShutdown;
// This is a checksum of various meta data for all network interfaces
// considered UP at last check.
ULONG mIPInterfaceChecksum;
// start time of the checking
mozilla::TimeStamp mStartTime;
// Network changed events are enabled
bool mAllowChangedEvent;
// Check for IPv6 network changes
bool mIPv6Changes;
// Flag set while coalescing change events
bool mCoalescingActive;
// Time stamp for first event during coalescing
mozilla::TimeStamp mChangeTime;
};
#endif /* NSNOTIFYADDRLISTENER_H_ */
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