gchar * vortex_xml_rpc_method_call_get_param_value_as_string XmlRpcMethodCall method_call,
gint  position

Convenience function to the the string associated to the given parameter, indentified by the position, inside the given XmlRpcMethodCall object.

method_call The method call object.
position The position of the parameter, being XML_RPC_STRING_VALUE, where the value will be received.
A string associated or NULL if fails. The string returned must not be deallocated.