Compartilhar via

IWMDMStorageGlobals::GetTotalSize

  • Artigo
banner art

The GetTotalSize method retrieves the total size in bytes of the storage medium associated with the IWMDMStorageGlobals interface.

Syntax

HRESULT GetTotalSize(DWORD*pdwTotalSizeLow,DWORD*pdwTotalSizeHigh);

Parameters

pdwTotalSizeLow

[out]  Pointer to a DWORD that receives the low-order value of the total size of the medium.

pdwTotalSizeHigh

[out]  Pointer to a DWORD that receives the high-order value of the total size of the medium.

Return Values

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

For an extenstive list of possible error codes, see Error Codes.

Possible values include, but are not limited to, those in the following table.

Return code Description
S_OK The method succeeded.
E_INVALIDARG A parameter is an invalid or NULL pointer.
WMDM_E_NOTSUPPORTED The device is not capable of retrieving the total amount of space on the storage medium.
E_FAIL An unspecified error occurred.
WMDM_E_NOTCERTIFIED The caller is not certified.

Requirements

Header: Defined in mswmdm.h.

Library: mssachlp.lib

See Also