igmp.h File Reference

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Data Structures
struct	igmp_main_t_
	collection of data related to IGMP More...

Macros
#define	IGMP_DEFAULT_ROBUSTNESS_VARIABLE   (2)
	RFC 3376 Section 8.1. More...
#define	IGMP_DBG(...)   vlib_log_debug (igmp_main.logger, __VA_ARGS__);
#define	IGMP_GENERAL_QUERY_ADDRESS   (0x010000E0)
	General Query address - 224.0.0.1 Membership Report address - 224.0.0.22 SSM default range 232/8. More...
#define	IGMP_MEMBERSHIP_REPORT_ADDRESS   (0x160000E0)
#define	IGMP_SSM_DEFAULT   (0x000000E8)
#define	group_ptr(p, l)   ((igmp_membership_group_v3_t *)((u8*)(p) + (l)))
	helper macro to get igmp membership group from pointer plus offset More...
#define	group_cptr(p, l)   ((const igmp_membership_group_v3_t *)((u8*)(p) + (l)))

Typedefs
typedef struct igmp_main_t_	igmp_main_t
	collection of data related to IGMP More...

Functions
int	igmp_enable_disable (u32 sw_if_index, u8 enable, igmp_mode_t mode)
	IGMP interface enable/disable. More...
int	igmp_listen (vlib_main_t *vm, igmp_filter_mode_t filter, u32 sw_if_index, const ip46_address_t *saddr, const ip46_address_t *gaddr)
	igmp listen Called by a host to request reception of multicast packets More...
void	igmp_event (igmp_filter_mode_t filter, u32 sw_if_index, const ip46_address_t *saddr, const ip46_address_t *gaddr)
	Send an IGMP event to listening parties. More...

Variables
igmp_main_t	igmp_main

Macro Definition Documentation

group_cptr

#define group_cptr	(		p,
			l
	)		((const igmp_membership_group_v3_t *)((u8*)(p) + (l)))

Definition at line 58 of file igmp.h.

group_ptr

#define group_ptr	(		p,
			l
	)		((igmp_membership_group_v3_t *)((u8*)(p) + (l)))

helper macro to get igmp membership group from pointer plus offset

Definition at line 57 of file igmp.h.

IGMP_DBG

#define IGMP_DBG

(

...

)

vlib_log_debug (igmp_main.logger, __VA_ARGS__);

Definition at line 38 of file igmp.h.

IGMP_DEFAULT_ROBUSTNESS_VARIABLE

#define IGMP_DEFAULT_ROBUSTNESS_VARIABLE   (2)

RFC 3376 Section 8.1.

Definition at line 36 of file igmp.h.

IGMP_GENERAL_QUERY_ADDRESS

#define IGMP_GENERAL_QUERY_ADDRESS   (0x010000E0)

General Query address - 224.0.0.1 Membership Report address - 224.0.0.22 SSM default range 232/8.

Definition at line 51 of file igmp.h.

IGMP_MEMBERSHIP_REPORT_ADDRESS

#define IGMP_MEMBERSHIP_REPORT_ADDRESS   (0x160000E0)

Definition at line 52 of file igmp.h.

IGMP_SSM_DEFAULT

#define IGMP_SSM_DEFAULT   (0x000000E8)

Definition at line 53 of file igmp.h.

Typedef Documentation

igmp_main_t

typedef struct igmp_main_t_ igmp_main_t

collection of data related to IGMP

Function Documentation

igmp_enable_disable()

int igmp_enable_disable	(	u32	sw_if_index,
		u8	enable,
		igmp_mode_t	mode
	)

IGMP interface enable/disable.

Parameters

sw_if_index	- Interface
enable	- enable/disable
mode	- Host or router

Definition at line 340 of file igmp.c.

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igmp_event()

void igmp_event	(	igmp_filter_mode_t	filter,
		u32	sw_if_index,
		const ip46_address_t *	saddr,
		const ip46_address_t *	gaddr
	)

Send an IGMP event to listening parties.

Parameters

filter	mode
sw_if_index
saddr
gaddr

Definition at line 388 of file igmp_api.c.

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igmp_listen()

int igmp_listen	(	vlib_main_t *	vm,
		igmp_filter_mode_t	filter,
		u32	sw_if_index,
		const ip46_address_t *	saddr,
		const ip46_address_t *	gaddr
	)

igmp listen Called by a host to request reception of multicast packets

Parameters

vm	- vlib main
filter	- Filter mode
sw_if_index	- interface sw_if_index
saddr	- source address
gaddr	- group address

Add/del (S,G) on an interface. send a status change report from the interface.

Definition at line 133 of file igmp.c.

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Variable Documentation

igmp_main

igmp_main_t igmp_main

Definition at line 36 of file igmp.c.