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IMDSPDevice::EnumStorage (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 EnumStorage method retrieves a pointer to an IMDSPEnumStorage interface of an enumerator object that represents the top-level storage(s) on the device. Top level storage for a device is the root directory of the storage medium.

Syntax

HRESULT EnumStorage(
  IMDSPEnumStorage**  ppEnumStorage
);

Parameters

ppEnumStorage

[out]  Pointer to an IMDSPEnumStorage object.

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_NOTCERTIFIED The caller is not certified.
E_OUTOFMEMORY Insufficient memory for allocating the enumerator object.

Remarks

This method must be implemented. It must not return WMDM_E_NOTSUPPORTED or E_NOTIMPL. For more information, see Mandatory and Optional Interfaces.

Requirements

Header: Defined in mswmdm.h.

Library: mssachlp.lib

See Also