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31 lines
982 B
C
31 lines
982 B
C
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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_QUIC_CHROMIUM_QUIC_CLOCK_SKEW_DETECTOR_H_
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#define NET_QUIC_CHROMIUM_QUIC_CLOCK_SKEW_DETECTOR_H_
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#include "base/time/time.h"
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#include "net/base/net_export.h"
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namespace net {
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class NET_EXPORT_PRIVATE QuicClockSkewDetector {
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public:
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QuicClockSkewDetector(base::TimeTicks ticks_time, base::Time wall_time);
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// Returns true if the delta between |wall_now| and |last_wall_time_| is
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// more than one second larger than the delta between |ticks_now| and
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// |last_ticks_time_|. Updates |last_ticks_time_| and |last_wall_time_|.
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bool ClockSkewDetected(base::TimeTicks ticks_now, base::Time wall_now);
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private:
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// Clock skew detection members
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base::TimeTicks last_ticks_time_;
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base::Time last_wall_time_;
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};
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} // namespace net
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#endif // NET_QUIC_CHROMIUM_QUIC_CLOCK_SKEW_DETECTOR_H_
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