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/* 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 __nsWifiMonitor__
#define __nsWifiMonitor__
#include "nsIWifiMonitor.h"
#include "nsCOMPtr.h"
#include "nsProxyRelease.h"
#include "nsIThread.h"
#include "nsIRunnable.h"
#include "nsCOMArray.h"
#include "nsIWifiListener.h"
#include "mozilla/Atomics.h"
#include "mozilla/ReentrantMonitor.h"
#include "mozilla/Logging.h"
#include "nsIObserver.h"
#include "nsTArray.h"
#include "mozilla/Attributes.h"
#ifdef XP_WIN
# include "win_wifiScanner.h"
#endif
extern mozilla::LazyLogModule gWifiMonitorLog;
#define LOG(args) MOZ_LOG(gWifiMonitorLog, mozilla::LogLevel::Debug, args)
class nsWifiAccessPoint;
#define kDefaultWifiScanInterval 5 /* seconds */
#ifdef XP_MACOSX
// Use a larger stack size for the monitor thread on macOS 13+
// to accommodate Core WLAN making large stack allocations.
# define kMacOS13MonitorStackSize (512 * 1024)
#endif
class nsWifiListener {
public:
explicit nsWifiListener(nsMainThreadPtrHolder<nsIWifiListener>* aListener) {
mListener = aListener;
mHasSentData = false;
}
~nsWifiListener() = default;
nsMainThreadPtrHandle<nsIWifiListener> mListener;
bool mHasSentData;
};
class nsWifiMonitor final : nsIRunnable, nsIWifiMonitor, nsIObserver {
public:
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSIWIFIMONITOR
NS_DECL_NSIRUNNABLE
NS_DECL_NSIOBSERVER
nsWifiMonitor();
private:
~nsWifiMonitor() = default;
nsresult DoScan();
nsresult CallWifiListeners(const nsCOMArray<nsWifiAccessPoint>& aAccessPoints,
bool aAccessPointsChanged);
uint32_t GetMonitorThreadStackSize();
mozilla::Atomic<bool> mKeepGoing;
mozilla::Atomic<bool> mThreadComplete;
nsCOMPtr<nsIThread> mThread; // only accessed on MainThread
nsTArray<nsWifiListener> mListeners MOZ_GUARDED_BY(mReentrantMonitor);
mozilla::ReentrantMonitor mReentrantMonitor;
#ifdef XP_WIN
mozilla::UniquePtr<WinWifiScanner> mWinWifiScanner;
#endif
};
#endif
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