netwerk/base/src/NetworkActivityMonitor.h

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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2 *
3 * This Source Code Form is subject to the terms of the Mozilla Public
4 * License, v. 2.0. If a copy of the MPL was not distributed with this
5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6
7 #ifndef NetworkActivityMonitor_h___
8 #define NetworkActivityMonitor_h___
9
10 #include <stdint.h>
11 #include "nscore.h"
12 #include "prio.h"
13 #include "prinrval.h"
14
15 namespace mozilla { namespace net {
16
17 class NetworkActivityMonitor
18 {
19 public:
20 enum Direction {
21 kUpload = 0,
22 kDownload = 1
23 };
24
25 NetworkActivityMonitor();
26 ~NetworkActivityMonitor();
27
28 static nsresult Init(int32_t blipInterval);
29 static nsresult Shutdown();
30
31 static nsresult AttachIOLayer(PRFileDesc *fd);
32 static nsresult DataInOut(Direction direction);
33
34 private:
35 nsresult Init_Internal(int32_t blipInterval);
36 void PostNotification(Direction direction);
37
38 static NetworkActivityMonitor * gInstance;
39 PRDescIdentity mLayerIdentity;
40 PRIOMethods mLayerMethods;
41 PRIntervalTime mBlipInterval;
42 PRIntervalTime mLastNotificationTime[2];
43 };
44
45 }} // namespace mozilla::net
46
47 #endif /* NetworkActivityMonitor_h___ */

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