subsystems/mvdm/ntvdm/hardware/disk.h

   1 /*
   2  * COPYRIGHT:       GPL - See COPYING in the top level directory
   3  * PROJECT:         ReactOS Virtual DOS Machine
   4  * FILE:            subsystems/mvdm/ntvdm/hardware/disk.h
   5  * PURPOSE:         Generic Disk Controller (Floppy, Hard Disk, ...)
   6  * PROGRAMMERS:     Hermes Belusca-Maito (hermes.belusca@sfr.fr)
   7  */
   8
   9 #ifndef _DISK_H_
  10 #define _DISK_H_
  11
  12 /* DEFINES ********************************************************************/
  13
  14 // https://msdn.microsoft.com/en-us/library/windows/desktop/aa363972(v=vs.85).aspx
  15 // https://msdn.microsoft.com/en-us/library/windows/desktop/aa363976(v=vs.85).aspx
  16 // https://msdn.microsoft.com/en-us/library/windows/desktop/aa363969(v=vs.85).aspx
  17 // https://msdn.microsoft.com/en-us/library/windows/desktop/aa365231(v=vs.85).aspx
  18
  19 typedef struct _DISK_INFO
  20 {
  21     WORD Cylinders;             // DWORD
  22     BYTE Heads;                 // DWORD
  23     BYTE Sectors;               // QWORD
  24     // SectorPerTrack; ???      // DWORD
  25     WORD SectorSize;
  26 } DISK_INFO, *PDISK_INFO;
  27
  28 typedef struct _DISK_IMAGE
  29 {
  30     DISK_INFO DiskInfo;
  31     BYTE DiskType; // Type to return from BIOS & CMOS
  32
  33     BYTE LastOperationStatus;
  34     // CurrentPos;
  35
  36     HANDLE hDisk;
  37     BOOLEAN ReadOnly;
  38     // WCHAR ImageFile[MAX_PATH];
  39
  40 } DISK_IMAGE, *PDISK_IMAGE;
  41
  42 typedef enum _DISK_TYPE
  43 {
  44     FLOPPY_DISK,
  45     HARD_DISK,
  46     MAX_DISK_TYPE
  47 } DISK_TYPE;
  48
  49 /* FUNCTIONS ******************************************************************/
  50
  51 BOOLEAN
  52 IsDiskPresent(IN PDISK_IMAGE DiskImage);
  53
  54 BYTE
  55 SeekDisk(IN PDISK_IMAGE DiskImage,
  56          IN WORD Cylinder,
  57          IN BYTE Head,
  58          IN BYTE Sector);
  59
  60 BYTE
  61 ReadDisk(IN PDISK_IMAGE DiskImage,
  62          IN WORD Cylinder,
  63          IN BYTE Head,
  64          IN BYTE Sector,
  65          IN BYTE NumSectors);
  66
  67 BYTE
  68 WriteDisk(IN PDISK_IMAGE DiskImage,
  69           IN WORD Cylinder,
  70           IN BYTE Head,
  71           IN BYTE Sector,
  72           IN BYTE NumSectors);
  73
  74 PDISK_IMAGE
  75 RetrieveDisk(IN DISK_TYPE DiskType,
  76              IN ULONG DiskNumber);
  77
  78 BOOLEAN
  79 MountDisk(IN DISK_TYPE DiskType,
  80           IN ULONG DiskNumber,
  81           IN PCWSTR FileName,
  82           IN BOOLEAN ReadOnly);
  83
  84 BOOLEAN
  85 UnmountDisk(IN DISK_TYPE DiskType,
  86             IN ULONG DiskNumber);
  87
  88 BOOLEAN DiskCtrlInitialize(VOID);
  89 VOID DiskCtrlCleanup(VOID);
  90
  91 #endif /* _DISK_H_ */