subsystems/ntvdm/io.h

   1 /*
   2  * COPYRIGHT:       GPL - See COPYING in the top level directory
   3  * PROJECT:         ReactOS Virtual DOS Machine
   4  * FILE:            io.c
   5  * PURPOSE:         I/O Port Handlers
   6  * PROGRAMMERS:     Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
   7  *                  Hermes Belusca-Maito (hermes.belusca@sfr.fr)
   8  */
   9
  10 #ifndef _IO_H_
  11 #define _IO_H_
  12
  13 /* DEFINES ********************************************************************/
  14
  15 #define EMULATOR_MAX_IOPORTS_NUM    0x10000
  16
  17 /* FUNCTIONS ******************************************************************/
  18
  19 typedef BYTE (WINAPI *EMULATOR_IN_PROC)(ULONG Port);
  20 typedef VOID (WINAPI *EMULATOR_OUT_PROC)(ULONG Port, BYTE Data);
  21
  22 VOID WINAPI RegisterIoPort(ULONG Port,
  23                            EMULATOR_IN_PROC  InHandler,
  24                            EMULATOR_OUT_PROC OutHandler);
  25
  26 VOID WINAPI UnregisterIoPort(ULONG Port);
  27
  28 VOID WINAPI EmulatorReadIo
  29 (
  30     PFAST486_STATE State,
  31     ULONG Port,
  32     PVOID Buffer,
  33     ULONG DataCount,
  34     UCHAR DataSize
  35 );
  36
  37 VOID WINAPI EmulatorWriteIo
  38 (
  39     PFAST486_STATE State,
  40     ULONG Port,
  41     PVOID Buffer,
  42     ULONG DataCount,
  43     UCHAR DataSize
  44 );
  45
  46 #endif // _IO_H_
  47
  48 /* EOF */