mirror of
https://github.com/odamex/odamex
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66 lines
1.5 KiB
C++
66 lines
1.5 KiB
C++
// Emacs style mode select -*- C++ -*-
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//-----------------------------------------------------------------------------
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//
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// $Id$
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//
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// Copyright (C) 2006-2010 by The Odamex Team.
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// DESCRIPTION:
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// Utility functions
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//
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// AUTHORS:
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// Russell Rice (russell at odamex dot net)
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// Michael Wood (mwoodj at knology dot net)
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//
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//-----------------------------------------------------------------------------
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#include <sys/time.h>
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#include <limits>
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#include "net_utils.h"
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// GetMillisNow()
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// denis - use this unless you want your program
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// to get confused every 49 days due to DWORD limit
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uint64_t _UnwrapTime(uint32_t now32)
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{
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static uint64_t last = 0;
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uint64_t now = now32;
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static uint64_t max = std::numeric_limits<DWORD>::max();
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if(now < last%max)
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last += (max-(last%max)) + now;
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else
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last = now;
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return last;
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}
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int32_t _Millis()
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{
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struct timeval tp;
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gettimeofday(&tp, (struct timezone *)NULL);
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return (tp.tv_usec / 1000);
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}
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uint64_t GetMillisNow()
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{
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return _UnwrapTime(_Millis());
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}
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// ???
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// ---
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