Mypal/netwerk/system/linux/nsNotifyAddrListener_Linux.h

101 lines
2.8 KiB
C++

/* -*- 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_LINUX_H_
#define NSNOTIFYADDRLISTENER_LINUX_H_
#include <sys/socket.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <arpa/inet.h>
#include <unistd.h>
#include "nsINetworkLinkService.h"
#include "nsIRunnable.h"
#include "nsIObserver.h"
#include "nsThreadUtils.h"
#include "nsCOMPtr.h"
#include "mozilla/Atomics.h"
#include "mozilla/TimeStamp.h"
#include "nsITimer.h"
#include "nsClassHashtable.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);
private:
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;
};
// Called when xpcom-shutdown-threads is received.
nsresult Shutdown(void);
// Called when a network change was detected
nsresult NetworkChanged();
// Sends the network event.
nsresult SendEvent(const char *aEventID);
// Figure out the current "network identification"
void calculateNetworkId(void);
nsCString mNetworkId;
// Checks if there's a network "link"
void checkLink(void);
// Deals with incoming NETLINK messages.
void OnNetlinkMessage(int NetlinkSocket);
nsCOMPtr<nsIThread> mThread;
// The network is up.
bool mLinkUp;
// The network's up/down status is known.
bool mStatusKnown;
// A pipe to signal shutdown with.
int mShutdownPipe[2];
// Network changed events are enabled
bool mAllowChangedEvent;
// Flag set while coalescing change events
bool mCoalescingActive;
// Time stamp for first event during coalescing
mozilla::TimeStamp mChangeTime;
// Seen Ip addresses. For Ipv6 addresses some time router renews their
// lifetime and we should not detect this as a network link change, so we
// keep info about all seen addresses.
nsClassHashtable<nsCStringHashKey, struct ifaddrmsg> mAddressInfo;
};
#endif /* NSNOTIFYADDRLISTENER_LINUX_H_ */