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Programming Example of Working Without Local sideinfo FileLocate this document in the navigation structure

Use
            

            RFC_OPTIONS     rfc_opt;
                            /*      Parameter for RFC connection    */
            RFC_CONNOPT_VERSION_3   rfc_connopt_version_3;
                            /*      Spec. parameter for SAP system  */
            RfcEnvironment(...);    /*      Install error handling function */
            if (use_load_balancing)
            {
                    rfc_connopt_version_3.use_load_balancing = 1;
                    rfc_connopt_version-3.lb_host = "hs0311";
                            /*      host name of message server     */
                    rfc_connopt_version_3.lb_system_name = "BIN";
                            /*      Name of the SAP System  */
                    rfc_connopt_version_3.lb_group = "PUBLIC";
                            /*      Application server group        */
            }
            else
            {
                    rfc_connopt_version_3.use_load_balancing = 0;
                            /*      Connect to spec. appl. server   */
                    rfc_connopt_version_3.hostname = "hs0011";
                            /*      Host name of an appl. server    */
                    rfc_connopt_version_3.sysnr = "53";
                            /*      System number of the SAP System */
            }
            if (use_sapgui)
                    rfc_connopt_version_3.use_sapgui = 1;
                            /*      Work with SAPGUI        */
            else
                    rfc_connopt_version_3.use_sapgui = 0;   /*      or not  */
            rfc_opt.mode = RFC_MODE_VERSION_3;      /*      RFC to SAP      */
            rfc_opt.destination = "BIN";    /*      Destination in local sideinfo   */
            rfc_opt.connopt = rfc_connopt_version_3;
                            /*      Includes connect parameters     */
            rfc_opt.client = "000"; /*      Client in SAP system    */
            rfc_opt.user = "RFCTEST";       /*      CPIC or dialog user     */
            rfc_opt.password = "SECRET";    /*      Password        */
            rfc_opt.language = "E"; /*      Language        */
            if (ABAP_debug)
                    rfc_opt.trace = 'D';    /*      Working with ABAP-debugger      */
            else
                    rfc_opt.trace = 0;      /*      or not  */
            if (rfc_trace)
            rfc_opt.trace = rfc_opt.trace + 1;      /*      0/1: Rfc-trace ON/OFF   */
                            /*      'D': ABAP-debug */
                            /*      'E': ABAP-debug plus RFC trace  */
            rfc_handle = RfcOpen();
            ...
            

            

         

You can also issue RfcConnArgv or RfcConnArgv3 before RfcOpen to pass on the information about the Gateway to the RFC library. The RfcOpenExt and RfcOpenExtV3 are for non-C programs, such as Visual Basic programs.

For more details, see the sapinfo.c and srfctest.c in the RFC SDK.