#include  <stdio.h>
#include  <stdlib.h>
#include  <dos.h>
#include  <conio.h>
#include  <math.h>

/* -------------------------------------------------------------------- */

#define   UCHAR     unsigned char
#define   WORD      unsigned short
#define   DWORD     unsigned long

#define   TIGER100   0xE1590002
#define   TIGER320   0xE1590001
#define   Oxford_old 0x14159504
#define   Oxford_new 0x14159501
#define   Oxford_E   0x1415C20D
#define   Oxford_uni 0x14159505
#define   port_8Xrd  0x13A80158
/* -------------------------------------------------------------------- */
// Error Codes
#define   VXC_NoError                 0
#define   VXC_InvalidBaudrate         1
#define   VXC_InvalidDataFormat       2
#define   VXC_TimeOut                 3
#define   VXC_ChecksumError           4
#define   VXC_DriverHandleError       5
#define   VXC_DriverCallError         6
#define   VXC_FindBoardError          7
#define   VXC_ExceedBoardNumber       8
#define   VXC_NotFoundBoard           9



/* -------------------------------------------------------------------- */

#ifdef __cplusplus 
extern "C" {
#endif

WORD VXC_GetDriverVersion( WORD *wDriverVersion );
WORD VXC_DriverInit( WORD *wTotalCardsFound );
WORD VXC_DriverClose( void );

WORD VXC_GetCardInfo( WORD wCardNo, WORD *wConfigAddr, DWORD *wCardType, WORD *wCardSwitchID,
		      WORD *wNumberOfPorts, WORD *wUartStride, WORD *wIrq );
WORD VXC_GetPortInfo( WORD wCardNo, WORD wPortAddr[] );
WORD VXC_GetCardName( DWORD wCardType, char szCardName[] );

int VXC_OpenCom( WORD wCom_ID_Address, DWORD dwBaudRate, char szDataFormat[], WORD *wCOM_Handle );
int VXC_OpenComLowSpeed( WORD wCom_ID_Address, DWORD dwBaudRate, char szDataFormat[], WORD *wCOM_Handle );
int VXC_CloseCom( WORD wCom_Handle );

int VXC_SendChar( WORD wCom_Handle, int ch,  WORD wTimeout );
int VXC_ReceiveChar( WORD wCom_Handle, int *ch, WORD wTimeout );

int VXC_SendBuffer( WORD wCom_Handle, char sSendBuffer[], DWORD dwLength, WORD wTimeout );
int VXC_ReceiveBuffer( WORD wCom_Handle, char sReceiveBuffer[], DWORD dwLength, WORD wTimeout );

int VXC_SendCmd( WORD wCom_Handl, char cSendCmd[], DWORD dwLength, WORD wTimeout );
int VXC_ReceiveCmd( WORD wCom_Handl, char cSendCmd[], DWORD dwLength, WORD wTimeout );

WORD VXC_SetLed( WORD wConfigAddr, WORD wOnOff );
void  VXC_SetDebugMode( UCHAR  bMode );
DWORD  _inpd( WORD port );

/* 1 or '1' : Enable Debug Print
   others   : Disable Debug Print */
void   VXC_SetDebugMode( UCHAR bMode );
void   _outpd( WORD port, DWORD data );

#ifdef __cplusplus 
}
#endif

/* -------------------------------------------------------------------- */
/*************** for Microsoft C Compiler ****************/

#ifdef _MSC_VER
/* MSC inp returns byte, inpw returns word */
/* TC  inportb returns byte, inport returns word */
/* Now, it is unified to use inpb, inpw, inpd, outpb, outpw, outpd */
#define inportb     inp
#define outportb    outp
#define inport      inpw
#define outport     outpw
#define inportw     inpw
#define outportw    outpw
#define inpd        _inpd
#define outpd       _outpd
#define inpb        inp
#define outpb       outp
#define enable      _enable
#define disable     _disable
#define setvect     _dos_setvect
#define sleep       delay1
#define delay       delay1

#else     // for BC and TC

/* Now, it is unified to use inpb, inpw, inpd, outpb, outpw, outpd */
//#define inp       inportb
//#define inpw      inport
#define   inpb      inportb
#define   inpd      _inpd
//#define outp      outportb
//#define outpw     outport
#define   outpb     outportb
#define   outpd     _outpd
#endif

/* -------------------------------------------------------------------- */
/* Values */

#define VXC_LOW_SPEED         0x00
#define VXC_HIGH_SPEED        0x02
#define VXC_LED_OFF           0x00 // Off all output state
#define VXC_LED_ON            0x80 // Aux7 for LED On
#define VXC_112A_LED_ON       0x20 // Aux5 for LED On

/* -------------------------------------------------------------------- */

#define VXC_THR   0   /* Transmitter Holding Register, tx buffer */
#define VXC_RBR   0   /* Receiver Buffer Register, rx buffer */
#define VXC_DLL   0   /* Baud LSB */
#define VXC_DLH   1   /* Baud MSB */
#define VXC_IER   1   /* Interrupt Enable Register */
#define VXC_FCR   2   /* FIFO Control Register */
#define VXC_IIR   2   /* Interrupt Identification Register  */
#define VXC_LCR   3   /* Linear Control Register */
#define VXC_DFR   3   /* Data Format Register */
#define VXC_MCR   4   /* Modem Control Register */
#define VXC_LSR   5   /* Linear Status Register */
#define VXC_MSR   6   /* Modem Status Register */

/* -------------------------------------------------------------------- */