wlan_wsn_mac_interface_31jan06.function block

opnet网络仿真

static void
wlan_mac_higher_layer_intf_sv_init ()
	{
	int			type_of_service;

	/** Initializes all state variables used in this	**/
	/** process model.									**/
	FIN (wlan_mac_higher_layer_intf_sv_init ());

	/* Object identifier for the surrounding module and node.	*/
	my_objid = op_id_self ();
	my_node_objid = op_topo_parent (my_objid);

	/* Stream indices to and from the WLAN MAC process.	*/
	/* these will be set in the "exit execs" of "init".	*/
	outstrm_to_mac  = OPC_INT_UNDEF;
	instrm_from_mac = OPC_INT_UNDEF;

	/* Determine the destination to which packet should	*/
	/* be sent,and the prioritization to be provided to	*/
	/* the transmitted packet.							*/
	op_ima_obj_attr_get (my_objid, "Destination Address", &destination_address);
	op_ima_obj_attr_get (my_objid, "Type of Service", 	  &type_of_service);

	/* Some interface control information is needed to	*/
	/* indicate to the MAC of the destination to which	*/
	/* a given packet needs to be sent. Create it.		*/
	wlan_mac_req_iciptr = op_ici_create ("wlan_mac_request");
	op_ici_attr_set (wlan_mac_req_iciptr, "type_of_service", type_of_service);
	op_ici_attr_set (wlan_mac_req_iciptr, "protocol_type",   0x800);

	FOUT;
	}

static void
wlan_mac_higher_layer_register_as_arp ()
	{
	char				proc_model_name [128];
	OmsT_Pr_Handle		own_process_record_handle;
	Prohandle			own_prohandle;

	/** Register this process in the model-wide process registry.	**/
	FIN (wlan_mac_higher_layer_register_as_arp ());

	/* Obtain the process model name and process handle.	*/
	op_ima_obj_attr_get (my_objid, "process model", proc_model_name);
	own_prohandle = op_pro_self ();

	/* Register this process in the model-wide process registry	*/
	own_process_record_handle = (OmsT_Pr_Handle) oms_pr_process_register (
			my_node_objid, my_objid, own_prohandle, proc_model_name);

	/* Register this protocol attribute and the element address	*/
	/* of this process into the model-wide registry.			*/
	oms_pr_attr_set (own_process_record_handle,
		"protocol",		OMSC_PR_STRING,		"arp",
		OPC_NIL);

	FOUT;
	}