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ITAddressCapabilities::EnumerateDeviceClasses method (tapi3if.h)

  • Article

The EnumerateDeviceClasses method gets device classes. This method is provided for applications written in C/C++ and Java.

Syntax

HRESULT EnumerateDeviceClasses(
  [out] IEnumBstr **ppEnumDeviceClass
);

Parameters

[out] ppEnumDeviceClass

Pointer to enumeration of device classes.

Return value

This method can return one of these values.

Value Meaning
S_OK
 Method succeeded.
E_NOTIMPL
 Method not implemented.
E_OUTOFMEMORY
 Insufficient memory exists to perform the operation.

Remarks

TAPI calls the AddRef method on the IEnumBstr interface returned by ITAddressCapabilities::EnumerateDeviceClasses. The application must call Release on the IEnumBstr interface to free resources associated with it.

Requirements

Requirement Value
Target Platform Windows
Header tapi3if.h (include Tapi3.h)
Library Uuid.lib
DLL Tapi3.dll

See also

Address Object

IEnumBstr

ITAddressCapabilities