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git-svn-id: https://pupnp.svn.sourceforge.net/svnroot/pupnp/trunk@45 119443c7-1b9e-41f8-b6fc-b9c35fce742c
42 lines
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42 lines
2.0 KiB
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<TITLE>EXPORT_SPEC int UpnpGetServiceVarStatusAsync</TITLE>
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<H2>EXPORT_SPEC int <A HREF="#DOC.DOCU">UpnpGetServiceVarStatusAsync</A></H2><H2>( IN <!1><A HREF="UpnpClient_Handle.html">UpnpClient_Handle</A> Hnd,<BR> IN const char* ActionURL,<BR> IN const char* VarName,<BR> IN Upnp_FunPtr Fun,<BR> IN const void* Cookie )</H2><BLOCKQUOTE><B>UpnpGetServiceVarStatusAsync</B> queries the state of a variable of a service, generating a callback when the operation is complete.</BLOCKQUOTE>
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<A NAME="DOC.DOCU"></A>
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<H2>Documentation</H2>
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<BLOCKQUOTE><B>UpnpGetServiceVarStatusAsync</B> queries the state of a variable of a
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service, generating a callback when the operation is complete. <B>Note
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that the use of this function is deprecated by the UPnP Forum</B>.
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<P></BLOCKQUOTE>
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<DL><DT><DT><B>Parameters:</B><DD><B>Hnd</B> - The handle of the control point.
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<BR><B>ActionURL</B> - The URL of the service.
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<BR><B>VarName</B> - The name of the variable to query.
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<BR><B>Fun</B> - Pointer to a callback function to
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be invoked when the operation is complete.
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<BR><B>Cookie</B> - Pointer to user data to pass to the
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callback function when invoked. <BR><DT><B>Returns:</B><DD> [int] An integer representing one of the following:
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<UL>
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<LI> <TT>UPNP_E_SUCCESS</TT>: The operation completed successfully.
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<LI> <TT>UPNP_E_INVALID_HANDLE</TT>: The handle is not a valid control
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point handle.
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<LI> <TT>UPNP_E_INVALID_URL</TT>: The <B>ActionUrl</B> is not a valid URL.
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<LI> <TT>UPNP_E_INVALID_PARAM</TT>: <B>VarName</B>, <B>Fun</B> or
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<B>ActionUrl</B> is not a valid pointer.
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<LI> <TT>UPNP_E_OUTOF_MEMORY</TT>: Insufficient resources exist to
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complete this operation.
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</UL>
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<BR><DD></DL><P><P><I><A HREF="index.html">Alphabetic index</A></I></P><HR>
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<BR>
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This page was generated with the help of <A HREF="http://docpp.sourceforge.net">DOC++</A>.
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