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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 |
|---|---|
|
Method succeeded. |
|
Method not implemented. |
|
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 |