/******************************************************************************/
/*                                                                            */
/*                          IoExample for PortTalk V2.1                       */
/*                        Version 2.1, 12th January 2002                      */
/*                          http://www.beyondlogic.org                        */
/*                                                                            */
/* Copyright  2002 Craig Peacock. Craig.Peacock@beyondlogic.org              */
/* Any publication or distribution of this code in source form is prohibited  */
/* without prior written permission of the copyright holder. This source code */
/* is provided "as is", without any guarantee made as to its suitability or   */
/* fitness for any particular use. Permission is herby granted to modify or   */
/* enhance this sample code to produce a derivative program which may only be */
/* distributed in compiled object form only.                                  */
/******************************************************************************/

#ifndef _pt_ioctl_h
#define _pt_ioctl_h

#include <stdio.h>
#include <windows.h>
#include <winioctl.h>
#include "porttalk_IOCTL.h"

/// \warning Requires porttalk.sys in the \system32\drivers folder

/// Opens the PortTalk driver (required before calling anything else)
unsigned char OpenPortTalk(void);
/// Closes the PortTalk driver.
void ClosePortTalk(void);

/// Writes the selected byte to the selected address.
/** \param PortAddress Address at which to write.
 *  \param byte Data to write.
 */
void outportb(unsigned short PortAddress, unsigned char byte);

/// Reads the data at the selected address.
/** \param PortAddress Address at which to read.
 */
unsigned char inportb(unsigned short PortAddress);

/// Attempts to install the PortTalk driver.
void InstallPortTalkDriver(void);
/// Attempts to start the PortTalk driver.
unsigned char StartPortTalkDriver(void);

#define    inp(PortAddress)         inportb(PortAddress)
#define    outp(PortAddress, Value) outportb(PortAddress, Value)

#endif // _pt_ioctl_h
