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EnigmA Amiga Run 1996 February
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EnigmA AMIGA RUN 04 (1996)(G.R. Edizioni)(IT)[!][issue 1996-02][Skylink CD III].iso
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comm2
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xbtx.lha
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IOSerial.hpp
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1995-12-03
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/*
** $Id: IOSerial.hpp 1.4 1995/12/03 12:16:23 olsen Exp olsen $
**
** :ts=4
*/
/*
* Copyright © 1995 by Olaf Barthel, All Rights Reserved
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 DISCLAIMED. IN NO
* EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software has not been validated by the ``Bundesamt fuer Zulassungen in
* der Telekommunikation'' of the ``Deutsche Bundepost Telekom'' and thus
* must not be used for accessing the BTX-Network of the Telekom in Germany.
*
* Diese Software hat keine Zulassung durch das Bundesamt fuer Zulassungen in
* der Telekommunikation der Deutschen Bundespost Telekom und darf daher nicht
* am Netz der Deutschen Bundespost Telekom in Deutschland betrieben werden.
*/
#ifndef _IOSERIAL_HPP
#define _IOSERIAL_HPP 1
/****************************************************************************/
#include <stdarg.h>
#include <stdio.h>
/****************************************************************************/
#ifndef _TYPES_HPP
#include "Types.hpp"
#endif
#ifndef _IOCHANNEL_HPP
#include "IOChannel.hpp"
#endif
#ifndef _IORAWSERIAL_HPP
#include "IORawSerial.hpp"
#endif
/****************************************************************************/
#define BLOCK_BUFFER_SIZE 3000
class IOSerial : public IOChannel
{
public:
IOSerial();
~IOSerial();
LONG Open(CONST STRPTR Channel,ULONG Unit=0,ULONG Baud=0,BOOL RTS_CTS=-1);
VOID Close(VOID);
LONG GetChar(LONG Timeout=0) { return((LONG)modeminput(Timeout)); };
VOID PutChar(UBYTE Char) { PutString((CONST STRPTR)&Char,1); }
VOID PutString(CONST STRPTR String,LONG Len=-1);
LONG GetCharDirect(LONG Timeout=0) { return(Raw->GetChar(Timeout)); };
VOID PutCharDirect(UBYTE Char) { Raw->PutChar(Char); };
VOID PutStringDirect(CONST STRPTR String,LONG Len=-1) { Raw->PutString(String,Len); };
VOID Flush(VOID) { Raw->Flush(); };
LONG Waiting(VOID) { return(buffered + Raw->Waiting()); };
ULONG WaitMask(VOID) { return(Raw->WaitMask()); };
VOID StartProtocol(VOID);
private:
int modeminput(LONG Timeout);
UWORD getcheck(LONG Timeout);
inline void send_TFI();
inline LONG getmodem(LONG Timeout) { return(Raw->GetChar(Timeout)); };
inline void putmodem(int c) { PutCharDirect((UBYTE)c); };
IORawSerial *Raw;
unsigned int block, bufferlen;
unsigned int tfi;
UBYTE buffer[BLOCK_BUFFER_SIZE];
UBYTE ack01,status;
UWORD crc;
BOOL got_dle;
BOOL got_itb_bcc;
BOOL buffer_input;
LONG buffered;
LONG bufferindex;
UWORD crctab[256];
};
#endif // _IOSERIAL_HPP