of1x_timers.h File Reference

OpenFlow v1.0, 1.2 and 1.3.2 timers subsystem. More...

#include <stdlib.h>
#include <inttypes.h>
#include <sys/time.h>
#include "rofl.h"

Go to the source code of this file.

Data Structures
struct	of1x_entry_timer
struct	of1x_timers_info
struct	of1x_timer_list
struct	of1x_timer_group

Macros
#define	OF1X_TIMER_SLOT_MS   1000
#define	OF1X_TIMER_STATIC_ALLOCATION_SLOTS   1
#define	OF1X_TIMER_GROUPS_MAX   65536

Typedefs
typedef struct of1x_entry_timer	of1x_entry_timer_t
typedef struct of1x_timers_info	of1x_timers_info_t
typedef struct of1x_timer_list	of1x_timer_list_t
typedef struct of1x_timer_group	of1x_timer_group_t

Enumerations
enum	of1x_timer_timeout_type_t { HARD_TO =0, IDLE_TO =1 }

Functions
ROFL_BEGIN_DECLS rofl_result_t	__of1x_add_timer (struct of1x_flow_table *const table, struct of1x_flow_entry *const entry)
rofl_result_t	__of1x_destroy_timer_entries (struct of1x_flow_entry *entry)
	of1x_destroy_timer_entry When a flow entry is removed from the table this function will be called in order to remove the timer enrties associated as well (this function will only be called from outside of the timers structure and assumes that the mutex is already locked.) More...
void	__of1x_process_pipeline_tables_timeout_expirations (struct of1x_pipeline *const pipeline)
void	__of1x_dump_timers_structure (of1x_timer_group_t *timer_group)
	of1x_dump_timers_structure this function is ment to show the timer groups existing and the entries related More...
rofl_result_t	__of1x_timer_group_static_init (struct of1x_flow_table *table)
	of1x_timer_group_static_init initializes the timeout values initializes the values for the entry lists More...
void	__of1x_timer_group_static_destroy (struct of1x_flow_table *table)
	of1x_timer_group_static_destroy Destroys the timers table initializes the values for the entry lists More...
void	__of1x_fill_new_timer_entry_info (struct of1x_flow_entry *entry, uint32_t hard_timeout, uint32_t idle_timeout)
	of1x_fill_new_timer_entry_info initialize the values for a new the timer entry More...
uint64_t	__of1x_get_expiration_time_slotted (uint32_t timeout, struct timeval *now)
	of1x_get_expiration_time_slotted More...
uint64_t	__of1x_get_time_ms (struct timeval *time)
	transforms the timeval to a single uint64_t unit time in miliseconds More...
static void	__of1x_reset_last_packet_count_idle_timeout (of1x_timers_info_t *timer_info)

Detailed Description

OpenFlow v1.0, 1.2 and 1.3.2 timers subsystem.

Author

Victor Alvarez<victor.alvarez (at) bisdn.de>

Warning

This is an internal subsystem and should never be used outside the pipeline

Definition in file of1x_timers.h.

Function Documentation

rofl_result_t __of1x_destroy_timer_entries

(

struct of1x_flow_entry *

entry

)

of1x_destroy_timer_entry When a flow entry is removed from the table this function will be called in order to remove the timer enrties associated as well (this function will only be called from outside of the timers structure and assumes that the mutex is already locked.)

Definition at line 335 of file of1x_timers.c.

void __of1x_dump_timers_structure

(

of1x_timer_group_t *

timer_group

)

of1x_dump_timers_structure this function is ment to show the timer groups existing and the entries related

Definition at line 52 of file of1x_timers.c.

void __of1x_fill_new_timer_entry_info	(	struct of1x_flow_entry *	entry,
		uint32_t	hard_timeout,
		uint32_t	idle_timeout
	)

of1x_fill_new_timer_entry_info initialize the values for a new the timer entry

Definition at line 21 of file of1x_timers.c.

uint64_t __of1x_get_expiration_time_slotted	(	uint32_t	timeout,
		struct timeval *	now
	)

of1x_get_expiration_time_slotted

Definition at line 100 of file of1x_timers.c.

uint64_t __of1x_get_time_ms ( struct timeval *  time )

inline

transforms the timeval to a single uint64_t unit time in miliseconds

Definition at line 89 of file of1x_timers.c.

void __of1x_timer_group_static_destroy

(

struct of1x_flow_table *

table

)

of1x_timer_group_static_destroy Destroys the timers table initializes the values for the entry lists

Definition at line 151 of file of1x_timers.c.

rofl_result_t __of1x_timer_group_static_init

(

struct of1x_flow_table *

table

)

of1x_timer_group_static_init initializes the timeout values initializes the values for the entry lists

Definition at line 121 of file of1x_timers.c.