// $Id: RlinkPortCuff.hpp 502 2013-04-02 19:29:30Z mueller $
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// $Id: RlinkPortCuff.hpp 502 2013-04-02 19:29:30Z mueller $
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//
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//
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// Copyright 2012-2013 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
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// Copyright 2012-2013 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
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//
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//
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// This program is free software; you may redistribute and/or modify it under
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// This program is free software; you may redistribute and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation, either version 2, or at your option any later version.
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// Software Foundation, either version 2, or at your option any later version.
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//
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//
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// This program is distributed in the hope that it will be useful, but
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY, without even the implied warranty of MERCHANTABILITY
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// WITHOUT ANY WARRANTY, without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for complete details.
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// for complete details.
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//
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//
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// Revision History:
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// Revision History:
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// Date Rev Version Comment
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// Date Rev Version Comment
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// 2013-01-02 467 1.0.1 get cleanup code right; add USBErrorName()
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// 2013-01-02 467 1.0.1 get cleanup code right; add USBErrorName()
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// 2012-12-26 465 1.0 Initial version
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// 2012-12-26 465 1.0 Initial version
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// ---------------------------------------------------------------------------
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// ---------------------------------------------------------------------------
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/*!
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/*!
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\file
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\file
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\version $Id: RlinkPortCuff.hpp 502 2013-04-02 19:29:30Z mueller $
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\version $Id: RlinkPortCuff.hpp 502 2013-04-02 19:29:30Z mueller $
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\brief Declaration of class RlinkPortCuff.
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\brief Declaration of class RlinkPortCuff.
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*/
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*/
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#ifndef included_Retro_RlinkPortCuff
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#ifndef included_Retro_RlinkPortCuff
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#define included_Retro_RlinkPortCuff 1
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#define included_Retro_RlinkPortCuff 1
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#include "RlinkPort.hpp"
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#include "RlinkPort.hpp"
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#include <poll.h>
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#include <poll.h>
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#include <libusb-1.0/libusb.h>
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#include <libusb-1.0/libusb.h>
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#include <vector>
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#include <vector>
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#include <deque>
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#include <deque>
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#include "boost/thread/thread.hpp"
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#include "boost/thread/thread.hpp"
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namespace Retro {
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namespace Retro {
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class RlinkPortCuff : public RlinkPort {
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class RlinkPortCuff : public RlinkPort {
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public:
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public:
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RlinkPortCuff();
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RlinkPortCuff();
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virtual ~RlinkPortCuff();
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virtual ~RlinkPortCuff();
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virtual bool Open(const std::string& url, RerrMsg& emsg);
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virtual bool Open(const std::string& url, RerrMsg& emsg);
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virtual void Close();
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virtual void Close();
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// some constants (also defined in cpp)
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// some constants (also defined in cpp)
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static const size_t kUSBBufferSize = 4096; //!< USB buffer size
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static const size_t kUSBBufferSize = 4096; //!< USB buffer size
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static const int kUSBWriteEP = 4 ; //!< USB write endpoint
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static const int kUSBWriteEP = 4 ; //!< USB write endpoint
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static const int kUSBReadEP = 6 ; //!< USB read endpoint
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static const int kUSBReadEP = 6 ; //!< USB read endpoint
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static const size_t kUSBReadQueue = 2 ; //!< USB read queue length
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static const size_t kUSBReadQueue = 2 ; //!< USB read queue length
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// statistics counter indices
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// statistics counter indices
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enum stats {
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enum stats {
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kStatNPollAddCB = RlinkPort::kDimStat,
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kStatNPollAddCB = RlinkPort::kDimStat,
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kStatNPollRemoveCB,
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kStatNPollRemoveCB,
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kStatNUSBWrite,
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kStatNUSBWrite,
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kStatNUSBRead,
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kStatNUSBRead,
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kDimStat
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kDimStat
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};
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};
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// event loop states
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// event loop states
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enum loopState {
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enum loopState {
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kLoopStateStopped,
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kLoopStateStopped,
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kLoopStateRunning,
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kLoopStateRunning,
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kLoopStateStopping
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kLoopStateStopping
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};
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};
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protected:
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protected:
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int fFdReadDriver; //!< fd for read (driver end)
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int fFdReadDriver; //!< fd for read (driver end)
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int fFdWriteDriver; //!< fd for write (driver end)
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int fFdWriteDriver; //!< fd for write (driver end)
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boost::thread fDriverThread; //!< driver thread
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boost::thread fDriverThread; //!< driver thread
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libusb_context* fpUsbContext;
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libusb_context* fpUsbContext;
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libusb_device** fpUsbDevList;
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libusb_device** fpUsbDevList;
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ssize_t fUsbDevCount;
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ssize_t fUsbDevCount;
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libusb_device_handle* fpUsbDevHdl;
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libusb_device_handle* fpUsbDevHdl;
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loopState fLoopState;
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loopState fLoopState;
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std::vector<pollfd> fPollFds;
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std::vector<pollfd> fPollFds;
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std::deque<libusb_transfer*> fWriteQueueFree;
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std::deque<libusb_transfer*> fWriteQueueFree;
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std::deque<libusb_transfer*> fWriteQueuePending;
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std::deque<libusb_transfer*> fWriteQueuePending;
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std::deque<libusb_transfer*> fReadQueuePending;
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std::deque<libusb_transfer*> fReadQueuePending;
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private:
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private:
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void Cleanup();
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void Cleanup();
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bool OpenPipe(int& fdread, int& fdwrite, RerrMsg& emsg);
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bool OpenPipe(int& fdread, int& fdwrite, RerrMsg& emsg);
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void Driver();
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void Driver();
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void DriverEventWritePipe();
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void DriverEventWritePipe();
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void DriverEventUSB();
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void DriverEventUSB();
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libusb_transfer* NewWriteTransfer();
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libusb_transfer* NewWriteTransfer();
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bool TraceOn();
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bool TraceOn();
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void BadSysCall(const char* meth, const char* text, int rc);
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void BadSysCall(const char* meth, const char* text, int rc);
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void BadUSBCall(const char* meth, const char* text, int rc);
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void BadUSBCall(const char* meth, const char* text, int rc);
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void CheckUSBTransfer(const char* meth, libusb_transfer *t);
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void CheckUSBTransfer(const char* meth, libusb_transfer *t);
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const char* USBErrorName(int rc);
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const char* USBErrorName(int rc);
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void PollfdAdd(int fd, short events);
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void PollfdAdd(int fd, short events);
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void PollfdRemove(int fd);
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void PollfdRemove(int fd);
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void USBWriteDone(libusb_transfer* t);
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void USBWriteDone(libusb_transfer* t);
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void USBReadDone(libusb_transfer* t);
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void USBReadDone(libusb_transfer* t);
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static void ThunkPollfdAdd(int fd, short events, void* udata);
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static void ThunkPollfdAdd(int fd, short events, void* udata);
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static void ThunkPollfdRemove(int fd, void* udata);
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static void ThunkPollfdRemove(int fd, void* udata);
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static void ThunkUSBWriteDone(libusb_transfer* t);
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static void ThunkUSBWriteDone(libusb_transfer* t);
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static void ThunkUSBReadDone(libusb_transfer* t);
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static void ThunkUSBReadDone(libusb_transfer* t);
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};
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};
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} // end namespace Retro
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} // end namespace Retro
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//#include "RlinkPortCuff.ipp"
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//#include "RlinkPortCuff.ipp"
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#endif
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#endif
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