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4.1.16 IDL_DRSQuerySitesByCost (Opnum 24)

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The IDL_DRSQuerySitesByCost method determines the communication cost from a "from" site to one or more "to" sites.

 ULONG IDL_DRSQuerySitesByCost(
   [in, ref] DRS_HANDLE hDrs,
   [in] DWORD dwInVersion,
   [in, ref, switch_is(dwInVersion)] 
     DRS_MSG_QUERYSITESREQ* pmsgIn,
   [out, ref] DWORD* pdwOutVersion,
   [out, ref, switch_is(*pdwOutVersion)] 
     DRS_MSG_QUERYSITESREPLY* pmsgOut
 );

hDrs: The RPC context handle returned by the IDL_DRSBind method.

dwInVersion: The version of the request message.

pmsgIn: A pointer to the request message.

pdwOutVersion: A pointer to the version of the response message.

pmsgOut: A pointer to the response message.

Return Values: 0 if successful, or a Windows error code if a failure occurs.

Exceptions Thrown: This method might throw the following exceptions beyond those thrown by the underlying RPC protocol (as specified in [MS-RPCE]): ERROR_INVALID_HANDLE, ERROR_DS_DRS_EXTENSIONS_CHANGED, ERROR_DS_DIFFERENT_REPL_EPOCHS, and  ERROR_INVALID_PARAMETER.