initial work iocp

/*******************************************************************************

Copyright (c) 2014, Jan Koester jan.koester@gmx.net

All rights reserved.

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    * Redistributions in binary form must reproduce the above copyright

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      documentation and/or other materials provided with the distribution.

    * Neither the name of the <organization> nor the

      names of its contributors may be used to endorse or promote products

      derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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

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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS

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*******************************************************************************/

#include <iostream>

#include <algorithm>

#include <chrono>

#include <memory>

#include <mutex>

#include <cstring>

#include <signal.h>

#include <stdlib.h>

#include <stdint.h>

#include <winsock2.h>

#include <ws2ipdef.h>

#include <mswsock.h>

#include <errno.h>

#include "socket.h"

#include "exception.h"

#include "eventapi.h"

#include "connection.h"

#include "../windows/error.h"

#include <assert.h>

#define READEVENT 0

#define SENDEVENT 1

#define BLOCKSIZE 16384

namespace netplus {

    void eventapi::RequestEvent(con* curcon, const int tid, void* args) {

        //dummy

    };

    void eventapi::ResponseEvent(con* curcon, const int tid, void* args) {

        //dummy

    };

    void eventapi::ConnectEvent(con* curcon, const int tid, void* args) {

        //dummy

    };

    void eventapi::DisconnectEvent(con* curcon, const int tid, void* args) {

        //dummy

    };

    void eventapi::CreateConnetion(con** curcon) {

        *curcon = new con(this);

    };

    void eventapi::deleteConnetion(con* curcon) {

        delete curcon;

    };

    event::event(socket* serversocket, int timeout) {

        if (!serversocket) {

            NetException exp;

            exp[NetException::Critical] << "server socket empty!";

            throw exp;

        }

        _Timeout = timeout;

        _ServerSocket = serversocket;

        _ServerSocket->bind();

        _ServerSocket->setnonblocking();

        _ServerSocket->listen();

        SYSTEM_INFO sysinfo;

        GetSystemInfo(&sysinfo);

        threads = sysinfo.dwNumberOfProcessors;

    }

    event::~event() {

    }

    void event::runEventloop(void* args) {

        NetException exception;

        HANDLE iocp = ::CreateIoCompletionPort(INVALID_HANDLE_VALUE,nullptr,0, threads);

        if (!iocp) {

            NetException exp;

            exp[NetException::Critical] << "event: runEventloop couldn't create iocp !";

            throw exp;

        }

        _ServerSocket->listen();

        ::CreateIoCompletionPort((HANDLE)_ServerSocket->fd(), iocp, (u_long)0, 0);

        LPFN_ACCEPTEX lpfnAcceptEx = NULL;

        GUID GuidAcceptEx = WSAID_ACCEPTEX;

        WSAOVERLAPPED olOverlap;

        DWORD dwBytes;

        int iResult = WSAIoctl(_ServerSocket->fd(), SIO_GET_EXTENSION_FUNCTION_POINTER,

            &GuidAcceptEx, sizeof(GuidAcceptEx),

            &lpfnAcceptEx, sizeof(lpfnAcceptEx),

            &dwBytes, NULL, NULL);

        if (iResult == SOCKET_ERROR) {

            NetException exp;

            exp[NetException::Critical]<<"WSAIoctl failed with error: " << WSAGetLastError();;

            closesocket(_ServerSocket->fd());

            WSACleanup();

            throw exp;

        }

        memset(&olOverlap, 0, sizeof(olOverlap));

    }

};