vnpy/vn.ib/ibapi/windows/client/EReader.h

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/* Copyright (C) 2013 Interactive Brokers LLC. All rights reserved. This code is subject to the terms
* and conditions of the IB API Non-Commercial License or the IB API Commercial License, as applicable. */
#pragma once
#include "StdAfx.h"
#include "EDecoder.h"
#include "EMutex.h"
#include "EReaderOSSignal.h"
class EClientSocket;
class EReaderSignal;
class EMessage;
class TWSAPIDLLEXP EReader
{
EClientSocket *m_pClientSocket;
EReaderSignal *m_pEReaderSignal;
EDecoder processMsgsDecoder_;
std::deque<ibapi::shared_ptr<EMessage>> m_msgQueue;
EMutex m_csMsgQueue;
std::vector<char> m_buf;
bool m_needsWriteSelect;
bool m_isAlive;
#if defined(IB_WIN32)
HANDLE m_hReadThread;
#endif
int m_nMaxBufSize;
void onReceive();
void onSend();
bool bufferedRead(char *buf, int size);
public:
EReader(EClientSocket *clientSocket, EReaderSignal *signal);
~EReader(void);
protected:
bool processNonBlockingSelect();
ibapi::shared_ptr<EMessage> getMsg(void);
void readToQueue();
#if defined(IB_POSIX)
static void * readToQueueThread(void * lpParam);
#elif defined(IB_WIN32)
static DWORD WINAPI readToQueueThread(LPVOID lpParam);
#else
# error "Not implemented on this platform"
#endif
EMessage * readSingleMsg();
public:
void processMsgs(void);
void checkClient();
bool putMessageToQueue();
void start();
};