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IWMDMStorageGlobals::GetCapabilities (deprecated)

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This is preliminary documentation and subject to change.

This topic documents a feature of the Windows Media Device Manager SDK. We recommend that you migrate your application to use the Windows Portable Devices API. For more information, see the Windows Portable Devices SDK.

The GetCapabilities method retrieves the capabilities of the root storage medium.

Syntax

HRESULT GetCapabilities(
  DWORD*  pdwCapabilities
);

Parameters

pdwCapabilities

[out]  Pointer to a DWORD containing a bitwise OR of zero or more of the following values.

Capability code Description
WMDM_STORAGECAP_FOLDERSINROOT The medium supports folders in the root of storage.
WMDM_STORAGECAP_FILESINROOT The medium supports files in the root of storage.
WMDM_STORAGECAP_FOLDERSINFOLDERS The medium supports nested folders.
WMDM_STORAGECAP_FILESINFOLDERS The medium supports files in folders.
WMDM_STORAGECAP_FOLDERLIMITEXISTS There is an arbitrary count limit for the number of folders allowed per the form of folder support by the medium.
WMDM_STORAGECAP_FILELIMITEXISTS There is an arbitrary count limit for the number of files allowed per the form of file support by the medium.
WMDM_STORAGECAP_NOT_INITIALIZABLE The medium can not be initialized. The top-level storage can be formatted by default.

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 The pdwCapabilities parameter is an invalid or NULL pointer.
E_FAIL An unspecified error occurred.
WMDM_E_NOT_CERTIFIED The caller is not certified.

Requirements

Header: Defined in mswmdm.h.

Library: mssachlp.lib

See Also