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92 lines
2.2 KiB
C
92 lines
2.2 KiB
C
/*
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* COPYRIGHT: GPL - See COPYING in the top level directory
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* PROJECT: ReactOS Virtual DOS Machine
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* FILE: subsystems/mvdm/ntvdm/hardware/disk.h
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* PURPOSE: Generic Disk Controller (Floppy, Hard Disk, ...)
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* PROGRAMMERS: Hermes Belusca-Maito (hermes.belusca@sfr.fr)
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*/
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#ifndef _DISK_H_
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#define _DISK_H_
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/* DEFINES ********************************************************************/
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// https://msdn.microsoft.com/en-us/library/windows/desktop/aa363972(v=vs.85).aspx
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// https://msdn.microsoft.com/en-us/library/windows/desktop/aa363976(v=vs.85).aspx
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// https://msdn.microsoft.com/en-us/library/windows/desktop/aa363969(v=vs.85).aspx
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// https://msdn.microsoft.com/en-us/library/windows/desktop/aa365231(v=vs.85).aspx
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typedef struct _DISK_INFO
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{
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WORD Cylinders; // DWORD
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BYTE Heads; // DWORD
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BYTE Sectors; // QWORD
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// SectorPerTrack; ??? // DWORD
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WORD SectorSize;
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} DISK_INFO, *PDISK_INFO;
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typedef struct _DISK_IMAGE
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{
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DISK_INFO DiskInfo;
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BYTE DiskType; // Type to return from BIOS & CMOS
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BYTE LastOperationStatus;
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// CurrentPos;
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HANDLE hDisk;
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BOOLEAN ReadOnly;
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// WCHAR ImageFile[MAX_PATH];
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} DISK_IMAGE, *PDISK_IMAGE;
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typedef enum _DISK_TYPE
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{
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FLOPPY_DISK,
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HARD_DISK,
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MAX_DISK_TYPE
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} DISK_TYPE;
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/* FUNCTIONS ******************************************************************/
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BOOLEAN
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IsDiskPresent(IN PDISK_IMAGE DiskImage);
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BYTE
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SeekDisk(IN PDISK_IMAGE DiskImage,
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IN WORD Cylinder,
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IN BYTE Head,
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IN BYTE Sector);
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BYTE
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ReadDisk(IN PDISK_IMAGE DiskImage,
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IN WORD Cylinder,
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IN BYTE Head,
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IN BYTE Sector,
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IN BYTE NumSectors);
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BYTE
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WriteDisk(IN PDISK_IMAGE DiskImage,
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IN WORD Cylinder,
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IN BYTE Head,
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IN BYTE Sector,
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IN BYTE NumSectors);
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PDISK_IMAGE
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RetrieveDisk(IN DISK_TYPE DiskType,
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IN ULONG DiskNumber);
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BOOLEAN
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MountDisk(IN DISK_TYPE DiskType,
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IN ULONG DiskNumber,
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IN PCWSTR FileName,
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IN BOOLEAN ReadOnly);
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BOOLEAN
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UnmountDisk(IN DISK_TYPE DiskType,
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IN ULONG DiskNumber);
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BOOLEAN DiskCtrlInitialize(VOID);
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VOID DiskCtrlCleanup(VOID);
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#endif /* _DISK_H_ */
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