tvxd.h

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#ifndef ___TVXD_H
#define ___TVXD_H

#include <windows.h>
#include <lvdef.h>

#include <lvpackon.h>

struct LvWordRegs {
    unsigned short ax;
    unsigned short bx;
    unsigned short cx;
    unsigned short dx;
    unsigned short si;
    unsigned short di;
    };

struct LvByteRegs {
    unsigned char al;
    unsigned char ah;
    unsigned char bl;
    unsigned char bh;
    unsigned char cl;
    unsigned char ch;
    unsigned char dl;
    unsigned char dh;
    };

union Lv86Regs {
    struct  LvWordRegs  w;
    struct  LvByteRegs  b;
    };

class TVxd {
    private:

    protected:

        unsigned short vxd_id;
        /*
        #ifdef _MSC_VER
        void (*pVxd)();
        #else
        void far (*pVxd)();
        #endif
        */
        unsigned long pVxd;
        unsigned char CanCallVxd;
        void GetDeviceAPI(unsigned short id);
        BOOL CallVxd(union Lv86Regs *inregs, union Lv86Regs *outregs, unsigned short r_es=0);

    public:

        TVxd(unsigned short vxd_id);
        ~TVxd();

        BOOL IsPresent(void) { return CanCallVxd; }

    };

#include <lvpackof.h>

#endif