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GetLogicalDrives function

Retrieves a bitmask representing the currently available disk drives.

Syntax


DWORD WINAPI GetLogicalDrives(void);

Parameters

This function has no parameters.

Return value

If the function succeeds, the return value is a bitmask representing the currently available disk drives. Bit position 0 (the least-significant bit) is drive A, bit position 1 is drive B, bit position 2 is drive C, and so on.

If the function fails, the return value is zero. To get extended error information, call GetLastError.

Remarks

In Windows 8 and Windows Server 2012, this function is supported by the following technologies.

TechnologySupported

Server Message Block (SMB) 3.0 protocol

No

SMB 3.0 Transparent Failover (TFO)

No

SMB 3.0 with Scale-out File Shares (SO)

No

Cluster Shared Volume File System (CsvFS)

Yes

Resilient File System (ReFS)

Yes

 

SMB does not support volume management functions.

Requirements

Minimum supported client

Windows XP [desktop apps only]

Minimum supported server

Windows Server 2003 [desktop apps only]

Header

FileAPI.h (include Windows.h);
WinBase.h on Windows Server 2008 R2, Windows 7, Windows Server 2008, Windows Vista, Windows Server 2003, and Windows XP (include Windows.h)

Library

Kernel32.lib

DLL

Kernel32.dll

See also

GetLogicalDriveStrings
Volume Management Functions

 

 

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