IWMDMStorageGlobals::GetTotalBad method (mswmdm.h)

The GetTotalBad method retrieves the total amount of unusable space on the storage medium, in bytes.

Syntax

HRESULT GetTotalBad(
  [out] DWORD *pdwBadLow,
  [out] DWORD *pdwBadHigh
);

Parameters

[out] pdwBadLow

Pointer to a DWORD that receives the low-order bytes of unusable space.

[out] pdwBadHigh

Pointer to a DWORD that receives the high-order bytes of unusable space.

Return value

The method returns an HRESULT. All the interface methods in Windows Media Device Manager can return any of the following classes of error codes:

• Standard COM error codes
• Windows error codes converted to HRESULT values
• Windows Media Device Manager error codes

Remarks

To determine the amount of storage space in use by the medium for file management, subtract the number of bad bytes retrieved using GetTotalBad from the number of free bytes retrieved using GetTotalFree.

Requirements

See also

IWMDMStorageGlobals Interface

IWMDMStorageGlobals::GetTotalFree