зеркало из https://github.com/mozilla/gecko-dev.git
66 строки
1.8 KiB
C++
66 строки
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* 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 mozilla_net_ThrottleQueue_h
|
|
#define mozilla_net_ThrottleQueue_h
|
|
|
|
#include "mozilla/TimeStamp.h"
|
|
#include "nsINamed.h"
|
|
#include "nsIThrottledInputChannel.h"
|
|
#include "nsITimer.h"
|
|
|
|
namespace mozilla {
|
|
namespace net {
|
|
|
|
class ThrottleInputStream;
|
|
|
|
/**
|
|
* An implementation of nsIInputChannelThrottleQueue that can be used
|
|
* to throttle uploads. This class is not thread-safe.
|
|
* Initialization and calls to WrapStream may be done on any thread;
|
|
* but otherwise, after creation, it can only be used on the socket
|
|
* thread. It currently throttles with a one second granularity, so
|
|
* may be a bit choppy.
|
|
*/
|
|
|
|
class ThrottleQueue : public nsIInputChannelThrottleQueue,
|
|
public nsITimerCallback,
|
|
public nsINamed {
|
|
public:
|
|
static already_AddRefed<nsIInputChannelThrottleQueue> Create();
|
|
|
|
NS_DECL_THREADSAFE_ISUPPORTS
|
|
NS_DECL_NSIINPUTCHANNELTHROTTLEQUEUE
|
|
NS_DECL_NSITIMERCALLBACK
|
|
NS_DECL_NSINAMED
|
|
|
|
void QueueStream(ThrottleInputStream* aStream);
|
|
void DequeueStream(ThrottleInputStream* aStream);
|
|
|
|
protected:
|
|
ThrottleQueue();
|
|
virtual ~ThrottleQueue();
|
|
|
|
struct ThrottleEntry {
|
|
TimeStamp mTime;
|
|
uint32_t mBytesRead = 0;
|
|
};
|
|
|
|
nsTArray<ThrottleEntry> mReadEvents;
|
|
uint32_t mMeanBytesPerSecond{0};
|
|
uint32_t mMaxBytesPerSecond{0};
|
|
uint64_t mBytesProcessed{0};
|
|
|
|
nsTArray<RefPtr<ThrottleInputStream>> mAsyncEvents;
|
|
nsCOMPtr<nsITimer> mTimer;
|
|
bool mTimerArmed{false};
|
|
};
|
|
|
|
} // namespace net
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_net_ThrottleQueue_h
|