MMDVMHost-Private/SerialController.h

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/*
* Copyright (C) 2002-2004,2007-2009,2011-2013,2015-2017,2020 by Jonathan Naylor G4KLX
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* Copyright (C) 1999-2001 by Thomas Sailor HB9JNX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef SerialController_H
#define SerialController_H
#include "SerialPort.h"
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#include <string>
#if defined(_WIN32) || defined(_WIN64)
#include <windows.h>
#endif
class CSerialController : public ISerialPort {
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public:
CSerialController(const std::string& device, unsigned int speed, bool assertRTS = false);
virtual ~CSerialController();
virtual bool open();
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virtual int read(unsigned char* buffer, unsigned int length);
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virtual int write(const unsigned char* buffer, unsigned int length);
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virtual void close();
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#if defined(__APPLE__)
virtual int setNonblock(bool nonblock);
#endif
protected:
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std::string m_device;
unsigned int m_speed;
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bool m_assertRTS;
#if defined(_WIN32) || defined(_WIN64)
HANDLE m_handle;
#else
int m_fd;
#endif
#if defined(_WIN32) || defined(_WIN64)
int readNonblock(unsigned char* buffer, unsigned int length);
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#else
bool canWrite();
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#endif
};
#endif