GetBestInterface (Windows CE 5.0)

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This function retrieves the index of the interface that has the best route to the specified IP address.

DWORDGetBestInterface(IPAddrdwDestAddr,PDWORDpdwBestIfIndex);

Parameters

• dwDestAddr
  [in] The destination IP address for which to retrieve the interface that has the best route. For information about the IPAddr data type, see Microsoft Win32 Simple Data Types in the Windows SDK.
• pdwBestIfIndex
  [out] Pointer to the index of the interface that has the best route to the address specified by the dwDestAddr parameter.

Return Values

Returns NO_ERROR if successful. If the function fails, it returns an error code. For a complete list of error codes, see Error Values or the SDK header file Winerror.h.

Requirements

OS Versions: Windows CE 3.0 and later.
Header: Iphlpapi.h.
Link Library: Iphlpapi.lib.

See Also

IP Helper Functions | GetBestRoute | MIB_BEST_IF

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