nf-wsdclient-iwsdendpointproxy-sendtwowayrequestasync.md

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NF:wsdclient.IWSDEndpointProxy.SendTwoWayRequestAsync	IWSDEndpointProxy::SendTwoWayRequestAsync (wsdclient.h)	Sends a two-way request message using an asynchronous call pattern.	IWSDEndpointProxy interface SendTwoWayRequestAsync method IWSDEndpointProxy.SendTwoWayRequestAsync IWSDEndpointProxy::SendTwoWayRequestAsync SendTwoWayRequestAsync SendTwoWayRequestAsync method SendTwoWayRequestAsync method IWSDEndpointProxy interface ncd.iwsdendpointproxy_sendtwowayrequestasync wsdclient/IWSDEndpointProxy::SendTwoWayRequestAsync	ncd\iwsdendpointproxy_sendtwowayrequestasync.htm	ncd	cf175e79-9df2-4481-b784-e2cc40e34222	12/05/2018	IWSDEndpointProxy interface,SendTwoWayRequestAsync method, IWSDEndpointProxy.SendTwoWayRequestAsync, IWSDEndpointProxy::SendTwoWayRequestAsync, SendTwoWayRequestAsync, SendTwoWayRequestAsync method, SendTwoWayRequestAsync method,IWSDEndpointProxy interface, ncd.iwsdendpointproxy_sendtwowayrequestasync, wsdclient/IWSDEndpointProxy::SendTwoWayRequestAsync	wsdclient.h	Wsdapi.h	Windows	Windows Vista [desktop apps only]	Windows Server 2008 [desktop apps only]					WsdClient.idl						Wsdapi.dll		Windows			19H1	IWSDEndpointProxy::SendTwoWayRequestAsync wsdclient/IWSDEndpointProxy::SendTwoWayRequestAsync	c++	APIRef kbSyntax	COM	Wsdapi.dll	IWSDEndpointProxy.SendTwoWayRequestAsync

IWSDEndpointProxy::SendTwoWayRequestAsync

-description

Sends a two-way request message using an asynchronous call pattern.

-parameters

-param pBody [in]

The body of the message.

-param pOperation [in]

Reference to a WSD_OPERATION structure that specifies the operation to perform.

-param pAsyncState [in]

Anonymous data passed to pCallback when the operation has completed. This data is used to associate a client object with the pending operation. This parameter may be optional.

-param pCallback [in]

Reference to an IWSDAsyncCallback object which performs the message status callback notification. This parameter may be optional.

-param pResult [out]

Reference to an IWSDAsyncResult object that specifies the results of the operation.

-returns

Possible return values include, but are not limited to, the following:

Return code	Description
S_OK	Method completed successfully.
E_POINTER	pOperation or pResult is NULL.
E_OUTOFMEMORY	Insufficient memory to complete the operation.

-remarks

This method is normally only called by generated proxy code.

-see-also

IWSDEndpointProxy