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#pragma once

//////////////////////////////////////////////////////////////
/// \file
/// \brief Definitions for asynchonous connection queue
 
#include "base.h"
#include "event_loop.h"
#include "netaddr.h"

#include <util/datetime/base.h>
#include <util/generic/algorithm.h> 
#include <util/generic/list.h>
#include <util/generic/map.h>
#include <util/generic/set.h>
#include <util/generic/string.h>
#include <util/generic/vector.h>
#include <util/network/address.h>
#include <util/network/ip.h> 
#include <util/network/poller.h>
#include <util/string/util.h>
#include <util/system/condvar.h>
#include <util/system/mutex.h> 
#include <util/system/thread.h>
#include <util/thread/lfqueue.h>
 
#include <deque>
#include <utility>

#ifdef NO_ERROR
#undef NO_ERROR 
#endif

#define BUS_WORKER_CONDVAR
//#define BUS_WORKER_MIXED

namespace NBus { 
    class TBusConnection; 
    class TBusConnectionFactory; 
    class TBusServerFactory; 

    using TBusConnectionList = TList<TBusConnection*>; 

    /// @throw yexception 
    EIpVersion MakeIpVersion(bool allowIpv4, bool allowIpv6); 

    inline bool WouldBlock() { 
        int syserr = LastSystemError(); 
        return syserr == EAGAIN || syserr == EINPROGRESS || syserr == EWOULDBLOCK || syserr == EINTR; 
    } 

    class TBusSession; 
 
    struct TMaxConnectedException: public yexception { 
        TMaxConnectedException(unsigned maxConnect) { 
            yexception& exc = *this; 
            exc << TStringBuf("Exceeded maximum number of outstanding connections: ");
            exc << maxConnect; 
        } 
    }; 

    enum EPollType { 
        POLL_READ, 
        POLL_WRITE 
    }; 

}