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Retrieves a supported protocol by index
Syntax
HRESULT GetSupportedProtocolType(
  [in]  ULONG                     nProtocolIndex,
  [out] MFNETSOURCE_PROTOCOL_TYPE *pnProtocolType
);
Parameters
[in] nProtocolIndex
Zero-based index of the protocol to retrieve. To get the number of supported protocols, call IMFNetSchemeHandlerConfig::GetNumberOfSupportedProtocols.
[out] pnProtocolType
Receives a member of the MFNETSOURCE_PROTOCOL_TYPE enumeration.
Return value
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Return code | Description | 
|---|---|
| 
 | The method succeeded. | 
| 
 | The value passed in the nProtocolIndex parameter was greater than the total number of supported protocols, returned by GetNumberOfSupportedProtocols. | 
Requirements
| Requirement | Value | 
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] | 
| Minimum supported server | Windows Server 2008 [desktop apps only] | 
| Target Platform | Windows | 
| Header | mfidl.h | 
| Library | Mfuuid.lib |