bursty_source.pr.c

opnet网络仿真

				intrpt_code = op_intrpt_code ();
				
				}
				FSM_PROFILE_SECTION_OUT (state1_exit_exec)


			/** state (off) transition processing **/
			FSM_TRANSIT_ONLY ((INACTIVE_TO_ACTIVE), 2, state2_enter_exec, ;, off, "INACTIVE_TO_ACTIVE", "", "off", "on", "tr_1", "bursty_source [off -> on : INACTIVE_TO_ACTIVE / ]")
				/*---------------------------------------------------------*/



			/** state (on) enter executives **/
			FSM_STATE_ENTER_UNFORCED (2, "on", state2_enter_exec, "bursty_source [on enter execs]")
				FSM_PROFILE_SECTION_IN ("bursty_source [on enter execs]", state2_enter_exec)
				{
				if (op_intrpt_code () == OFF_TO_ON)
					{
					/*	Determine the time at which this process will	*/
					/*	enter the next	"OFF" state.					*/
					on_period = oms_dist_positive_outcome_with_error_msg (on_state_dist_handle, 
						"This occurs for ON period distribution in bursty_source process model.");
					
					off_state_start_time = op_sim_time () + on_period;
				
					/*	Schedule a self-interrupt to transit to "OFF"	*/
					/*	state when the "ON" state duration expires.		*/
					op_intrpt_schedule_self (off_state_start_time, ON_TO_OFF);
					}
				
				/*	Generate the packets based on the loaded parameters	*/
				/*	for traffic generation.								*/
				next_packet_arrival_time = op_sim_time () + oms_dist_positive_outcome_with_error_msg (intarrvl_time_dist_handle,
									"This occurs for packet inter-arrival time distribution in bursty_source process model.");
				
				/* Whenever the ON state is entered, we should always	*/
				/* send atleast one packet.								*/
				
				/*	Create a packet using the outcome of the loaded	*/
				/*	distribution.									*/
				pksize = floor ((double) oms_dist_positive_outcome_with_error_msg (packet_size_dist_handle, 
									"This occurs for packet size distribution in bursty_source process model."));
				pksize *= 8;
				pkptr  = op_pk_create (pksize);
				
				/*	Record statistics to indicate that a packet 	*/
				/*	was generated at the current simulation time.	*/
				op_stat_write (pksize_stathandle, (double) OPC_TRUE);
				
				/* Update local statistics.				*/
				op_stat_write (bits_sent_stathandle, 		pksize);
				op_stat_write (pkts_sent_stathandle, 		1.0);
					
				op_stat_write (bitssec_sent_stathandle, 	pksize);
				op_stat_write (bitssec_sent_stathandle, 	0.0);
				op_stat_write (pktssec_sent_stathandle, 	1.0);
				op_stat_write (pktssec_sent_stathandle, 	0.0);
				
				/* Update global statistics.				*/
				op_stat_write (bits_sent_gstathandle, 		pksize);
				op_stat_write (pkts_sent_gstathandle, 		1.0);
					op_stat_write (bitssec_sent_gstathandle, 	pksize);
				op_stat_write (bitssec_sent_gstathandle, 	0.0);
				op_stat_write (pktssec_sent_gstathandle, 	1.0);
				op_stat_write (pktssec_sent_gstathandle, 	0.0);
				
				/* Loop through to remove segments of the original application packet and   */
				/* send them out to the lower layer.                                        */
				if (segmentation_size > 0  && pksize > segmentation_size)
				   {
				   /* Insert the packet into the segmentation buffer and pull out segments */
				   /* of size specified by the attribute segment size.                     */
				
				   op_sar_segbuf_pk_insert (segmentation_buf_handle, pkptr, 0);
					  
				   while (pksize > 0)
					   {
				       /* Remove segments of size equal to the segment size and send them to   */
				       /* transport layer. If the number of available bits in the buffer is    */
				       /* is lesser than the segment size a packet will be created only with   */
				       /* remaining bits.                                                      */
				       pkptr = op_sar_srcbuf_seg_remove (segmentation_buf_handle, segmentation_size);
						  
				       /* Update the pk_size remaining to reflect the reduced size.    */
				       pksize -= segmentation_size;
				          
					   /* Send the packet to the lower layer.	*/
				       op_pk_send (pkptr, 0);
					   }
				    }
				else
					{
					/* Send the packet to the lower layer.	*/
					op_pk_send (pkptr, 0);
					}
				
				/*	Check if the next packet arrival time is within the	*/
				/*	time in which the process remains in "ON" (active)	*/
				/*	state or not.										*/
				/*	Schedule the next packet arrival.					*/
				if ((next_packet_arrival_time + PRECISION_RECOVERY < off_state_start_time) &&
					(next_packet_arrival_time + PRECISION_RECOVERY < stop_time))
					{
					op_intrpt_schedule_self (next_packet_arrival_time, ON_TO_ON);
					}
				}
				FSM_PROFILE_SECTION_OUT (state2_enter_exec)

			/** blocking after enter executives of unforced state. **/
			FSM_EXIT (5,"bursty_source")


			/** state (on) exit executives **/
			FSM_STATE_EXIT_UNFORCED (2, "on", "bursty_source [on exit execs]")
				FSM_PROFILE_SECTION_IN ("bursty_source [on exit execs]", state2_exit_exec)
				{
				/* Determine the type of interrupt.		*/
				intrpt_type = op_intrpt_type ();
				intrpt_code = op_intrpt_code ();
				
				}
				FSM_PROFILE_SECTION_OUT (state2_exit_exec)


			/** state (on) transition processing **/
			FSM_PROFILE_SECTION_IN ("bursty_source [on trans conditions]", state2_trans_conds)
			FSM_INIT_COND (ACTIVE_TO_INACTIVE)
			FSM_TEST_COND (REMAIN_ACTIVE)
			FSM_TEST_LOGIC ("on")
			FSM_PROFILE_SECTION_OUT (state2_trans_conds)

			FSM_TRANSIT_SWITCH
				{
				FSM_CASE_TRANSIT (0, 1, state1_enter_exec, ;, "ACTIVE_TO_INACTIVE", "", "on", "off", "tr_3", "bursty_source [on -> off : ACTIVE_TO_INACTIVE / ]")
				FSM_CASE_TRANSIT (1, 2, state2_enter_exec, ;, "REMAIN_ACTIVE", "", "on", "on", "tr_4", "bursty_source [on -> on : REMAIN_ACTIVE / ]")
				}
				/*---------------------------------------------------------*/



			}


		FSM_EXIT (0,"bursty_source")
		}
	}




void
_op_bursty_source_diag (OP_SIM_CONTEXT_ARG_OPT)
	{
	/* No Diagnostic Block */
	}




void
_op_bursty_source_terminate (OP_SIM_CONTEXT_ARG_OPT)
	{

	FIN_MT (_op_bursty_source_terminate ())


	/* No Termination Block */

	Vos_Poolmem_Dealloc (op_sv_ptr);

	FOUT
	}


/* Undefine shortcuts to state variables to avoid */
/* syntax error in direct access to fields of */
/* local variable prs_ptr in _op_bursty_source_svar function. */
#undef pid_string
#undef debug_mode
#undef stop_time
#undef off_state_start_time
#undef pksize_stathandle
#undef on_state_dist_handle
#undef off_state_dist_handle
#undef intarrvl_time_dist_handle
#undef packet_size_dist_handle
#undef start_time
#undef bits_sent_stathandle
#undef bitssec_sent_stathandle
#undef pkts_sent_stathandle
#undef pktssec_sent_stathandle
#undef bits_sent_gstathandle
#undef bitssec_sent_gstathandle
#undef pkts_sent_gstathandle
#undef pktssec_sent_gstathandle
#undef segmentation_size
#undef segmentation_buf_handle

#undef FIN_PREAMBLE_DEC
#undef FIN_PREAMBLE_CODE

#define FIN_PREAMBLE_DEC
#define FIN_PREAMBLE_CODE

VosT_Obtype
_op_bursty_source_init (int * init_block_ptr)
	{
	VosT_Obtype obtype = OPC_NIL;
	FIN_MT (_op_bursty_source_init (init_block_ptr))

	obtype = Vos_Define_Object_Prstate ("proc state vars (bursty_source)",
		sizeof (bursty_source_state));
	*init_block_ptr = 0;

	FRET (obtype)
	}

VosT_Address
_op_bursty_source_alloc (VosT_Obtype obtype, int init_block)
	{
#if !defined (VOSD_NO_FIN)
	int _op_block_origin = 0;
#endif
	bursty_source_state * ptr;
	FIN_MT (_op_bursty_source_alloc (obtype))

	ptr = (bursty_source_state *)Vos_Alloc_Object (obtype);
	if (ptr != OPC_NIL)
		{
		ptr->_op_current_block = init_block;
#if defined (OPD_ALLOW_ODB)
		ptr->_op_current_state = "bursty_source [init enter execs]";
#endif
		}
	FRET ((VosT_Address)ptr)
	}



void
_op_bursty_source_svar (void * gen_ptr, const char * var_name, void ** var_p_ptr)
	{
	bursty_source_state		*prs_ptr;

	FIN_MT (_op_bursty_source_svar (gen_ptr, var_name, var_p_ptr))

	if (var_name == OPC_NIL)
		{
		*var_p_ptr = (void *)OPC_NIL;
		FOUT
		}
	prs_ptr = (bursty_source_state *)gen_ptr;

	if (strcmp ("pid_string" , var_name) == 0)
		{
		*var_p_ptr = (void *) (prs_ptr->pid_string);
		FOUT
		}
	if (strcmp ("debug_mode" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->debug_mode);
		FOUT
		}
	if (strcmp ("stop_time" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->stop_time);
		FOUT
		}
	if (strcmp ("off_state_start_time" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->off_state_start_time);
		FOUT
		}
	if (strcmp ("pksize_stathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->pksize_stathandle);
		FOUT
		}
	if (strcmp ("on_state_dist_handle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->on_state_dist_handle);
		FOUT
		}
	if (strcmp ("off_state_dist_handle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->off_state_dist_handle);
		FOUT
		}
	if (strcmp ("intarrvl_time_dist_handle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->intarrvl_time_dist_handle);
		FOUT
		}
	if (strcmp ("packet_size_dist_handle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->packet_size_dist_handle);
		FOUT
		}
	if (strcmp ("start_time" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->start_time);
		FOUT
		}
	if (strcmp ("bits_sent_stathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->bits_sent_stathandle);
		FOUT
		}
	if (strcmp ("bitssec_sent_stathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->bitssec_sent_stathandle);
		FOUT
		}
	if (strcmp ("pkts_sent_stathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->pkts_sent_stathandle);
		FOUT
		}
	if (strcmp ("pktssec_sent_stathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->pktssec_sent_stathandle);
		FOUT
		}
	if (strcmp ("bits_sent_gstathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->bits_sent_gstathandle);
		FOUT
		}
	if (strcmp ("bitssec_sent_gstathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->bitssec_sent_gstathandle);
		FOUT
		}
	if (strcmp ("pkts_sent_gstathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->pkts_sent_gstathandle);
		FOUT
		}
	if (strcmp ("pktssec_sent_gstathandle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->pktssec_sent_gstathandle);
		FOUT
		}
	if (strcmp ("segmentation_size" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->segmentation_size);
		FOUT
		}
	if (strcmp ("segmentation_buf_handle" , var_name) == 0)
		{
		*var_p_ptr = (void *) (&prs_ptr->segmentation_buf_handle);
		FOUT
		}
	*var_p_ptr = (void *)OPC_NIL;

	FOUT
	}