WBComStream.h

#ifndef COMSTREAM_H
#define COMSTREAM_H
#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000

#include <Base/StrbufBase.h>
#include "WBWin.h"
#include <iostream>

namespace Spr {;

class WBComStream;
class WBComStreambuf;

/// シリアルの設定
struct WBComStatus{
    enum {FC_NONE, FC_DTRDSR, FC_RTSCTS, FC_HARDWARE,
        FC_XONXOFF, FC_SOFTWARE=FC_XONXOFF} flowControl;
    int     port;
    DWORD   boudRate;
    BYTE    byteSize;
    BYTE    parity;
    BYTE    stopBits;
    WBComStatus();
};

class SPR_DLL WBComStreambuf:public UTStreambufBase, public WBComStatus
    {
    int error;
    friend WBComStream;
    public:
    enum {COMBUFLEN = 4096};    
    enum {ASCII_XON = 0x11, ASCII_XOFF = 0x13};
    WBComStreambuf(const WBComStatus& cs,
        char* gb, int gl, char* pb, int pl);
    BCC_CDECL ~WBComStreambuf();
    protected:
    HANDLE hFile;
    bool init();
    bool init(const WBComStatus& cs);
    bool openConnection();
    bool setupConnection();
    void closeConnection();
    void cleanup();
    UINT read(void* buf, UINT bufLen);
    UINT write(void* buf, UINT bufLen);
    UINT comAvail();
    UINT comWaiting();
    virtual int in_avail_stream()
        {
        return comAvail();
        }
};
/// シリアル通信ストリーム
class SPR_DLL WBComStream:public std::iostream{
    char getbuf[1024];
    char putbuf[1024];
public:
    WBComStatus comStatus;
    WBComStream(const WBComStatus& cs);
    WBComStream();
    BCC_CDECL ~WBComStream();
    WBComStreambuf buf;
    int avail();                        ///<    読み出しバッファに溜まっているバイト数を返す．
    bool init(const WBComStatus& cs);   ///<    初期化．
    };
}   //  namespace Spr
#endif

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