FlowDtlsTimerContext.cxx

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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
 
#ifdef USE_SSL 
 
#include <functional>
 
#include <rutil/Log.hxx>
#include <rutil/Logger.hxx>
 
#include "FlowDtlsTimerContext.hxx"
#include "FlowManagerSubsystem.hxx"
 
using namespace flowmanager;
using namespace resip;
using namespace dtls;
using namespace std;
 
#define RESIPROCATE_SUBSYSTEM FlowManagerSubsystem::FLOWMANAGER
 
using namespace std::chrono;
 
FlowDtlsTimerContext::FlowDtlsTimerContext(asio::io_context& ioService) :
  mIOService(ioService),
  mStopped(false)
{
}
 
void
FlowDtlsTimerContext::addTimer(std::shared_ptr<dtls::DtlsTimer> timer, unsigned int durationMs)
{
   std::lock_guard<std::mutex> lock(mMutex);
   if(mStopped)
   {
      return;  // timer is freed when its owner lets it go
   }
 
   // The handler holds timer until it runs: when the asio timer expires, or is cancelled by stop()
   auto deadlineTimer = std::make_shared<asio::steady_timer>(mIOService);
   deadlineTimer->expires_after(milliseconds(durationMs));
   deadlineTimer->async_wait([this, timer, deadlineTimer](const asio::error_code& errorCode)
   {
      {
         std::lock_guard<std::mutex> lock(mMutex);
         mPending.erase(deadlineTimer);
      }
      if(!errorCode)
      {
         timer->fire();
      }
      else if(errorCode != asio::error::operation_aborted)
      {
         ErrLog(<< "Timer error: " << errorCode.message());
      }
   });
   mPending.insert(deadlineTimer);
}
 
void
FlowDtlsTimerContext::stop()
{
   {
      std::lock_guard<std::mutex> lock(mMutex);
      mStopped = true;
   }
   // An asio timer can't be used from two threads at once: cancel them on the io thread
   asio::post(mIOService, [this]()
   {
      std::lock_guard<std::mutex> lock(mMutex);
      for(const auto& deadlineTimer : mPending)
      {
         deadlineTimer->cancel();
      }
   });
}
 
#endif
 
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 Copyright (c) 2008-2026, SIP Spectrum, Inc. http://sipspectrum.com
 Copyright (c) 2007-2008, Plantronics, Inc.
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    notice, this list of conditions and the following disclaimer. 
 
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    notice, this list of conditions and the following disclaimer in the
    documentation and/or other materials provided with the distribution. 
 
 3. Neither the name of Plantronics nor the names of its contributors 
    may be used to endorse or promote products derived from this 
    software without specific prior written permission. 
 
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 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
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 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
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