comm_api.h

free sources for gsm

//---------------------------------------------------------------------------

#ifndef comm_apiH
#define comm_apiH

#include <windows>
#include "crepc.h"

//---------------------------------------------------------------------------

class CCommApi: public CCommonReportingClass {
private:
   HANDLE FComHandle;
   OVERLAPPED FOsRead, FOsWrite;
   BOOL Errors;
public:
   CCommApi();
   ~CCommApi();

   BOOL OpenCom(char *ComName);
   BOOL CloseCom();

   void SetErrors(BOOL Status);

   BOOL SetMask(DWORD dwEvtMask);
   BOOL Purge(DWORD dwFlags);
   BOOL PurgeAll();
   BOOL SetBuffers(DWORD dwInQueue, DWORD dwOutQueue);
   BOOL SetTimeouts(DWORD ReadIntervalTimeout, DWORD ReadTotalTimeoutMultiplier, DWORD ReadTotalTimeoutConstant, DWORD WriteTotalTimeoutMultiplier, DWORD WriteTotalTimeoutConstant);
   BOOL GetState(LPDCB lpDcb);
   BOOL SetState(LPDCB lpDcb);
   BOOL SetChars(char XonChar, char XoffChar, char ErrorChar, char EofChar, char EvtChar);
   BOOL SetBaudRate(DWORD Bd);
   BOOL SetLineControl(unsigned char DataBits, unsigned char Parity, unsigned char StopBits);
   BOOL SetRtsDtr(DWORD fRtsControl, DWORD fDtrControl);
   BOOL SetLimits(unsigned short XonLim, unsigned short XoffLim);
   BOOL Escape(DWORD dwFunc);
   BOOL ClearError(LPDWORD lpErrors, LPCOMSTAT lpStat);
   BOOL SetDtr();
   BOOL SetRts();
   BOOL ClearDtr();
   BOOL ClearRts();
   unsigned long GetInQueueLn();
   unsigned long GetOutQueueLn();
   BOOL WaitOutQueueEmpty(int Timeout);

   BOOL WriteBlock(unsigned char *Buffer, DWORD BytesToWrite);
   DWORD ReadBlock(unsigned char *Buffer, DWORD BytesToRead);
   BOOL WriteChar(unsigned char CharToWrite);
   BOOL WriteChars(unsigned char *Buffer, DWORD BytesToWrite);

   BOOL RequestChar(int Timeout, unsigned char RequestedChar);
   BOOL RequestCharExcept(int Timeout, unsigned char ExceptedChar1, unsigned char ExceptedChar2);
   BOOL SendAndRequestChar(int Timeout, unsigned char SendChar, unsigned char RequestedChar);
   BOOL SendBlockAndRequestChar(int Timeout, unsigned char *SendBlock, int SendBlockLn, unsigned char RequestedChar);
};

#endif