vrrp_packet.c File Reference

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Macros
#define	VRRP4_MCAST_ADDR_AS_U8   { 224, 0, 0, 18 }
#define	VRRP6_MCAST_ADDR_AS_U8   { 0xff, 0x2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x12 }
#define	IGMP4_MCAST_ADDR_AS_U8   { 224, 0, 0, 22 }

Functions
static int	vrrp_adv_l2_build_multicast (vrrp_vr_t *vr, vlib_buffer_t *b)
static u16	vrrp_adv_payload_len (vrrp_vr_t *vr)
static int	vrrp_adv_l3_build (vrrp_vr_t *vr, vlib_buffer_t *b, const ip46_address_t *dst)
u16	vrrp_adv_csum (void *l3_hdr, void *payload, u8 is_ipv6, u16 len)
static int	vrrp_adv_payload_build (vrrp_vr_t *vr, vlib_buffer_t *b, int shutdown)
static_always_inline u32	vrrp_adv_next_node (vrrp_vr_t *vr)
static_always_inline const ip46_address_t *	vrrp_adv_mcast_addr (vrrp_vr_t *vr)
int	vrrp_adv_send (vrrp_vr_t *vr, int shutdown)
static void	vrrp6_na_pkt_build (vrrp_vr_t *vr, vlib_buffer_t *b, ip6_address_t *addr6)
static void	vrrp4_garp_pkt_build (vrrp_vr_t *vr, vlib_buffer_t *b, ip4_address_t *ip4)
int	vrrp_garp_or_na_send (vrrp_vr_t *vr)
static void	vrrp_igmp_pkt_build (vrrp_vr_t *vr, vlib_buffer_t *b)
typedef	CLIB_PACKED (struct { ip6_hop_by_hop_ext_t ext_hdr;ip6_router_alert_option_t alert;ip6_padN_option_t pad;icmp46_header_t icmp;u16 rsvd;u16 num_addr_records;icmp6_multicast_address_record_t records[0];})
int	vrrp_vr_multicast_group_join (vrrp_vr_t *vr)

Variables
static const u8	vrrp4_dst_mac [6] = { 0x1, 0x0, 0x5e, 0x0, 0x0, 0x12 }
static const u8	vrrp6_dst_mac [6] = { 0x33, 0x33, 0x0, 0x0, 0x0, 0x12 }
static const u8	vrrp_src_mac_prefix [4] = { 0x0, 0x0, 0x5e, 0x0 }
static const ip46_address_t	vrrp4_mcast_addr
static const ip46_address_t	vrrp6_mcast_addr
const mac_address_t	broadcast_mac
static const ip4_header_t	igmp_ip4_mcast

Macro Definition Documentation

IGMP4_MCAST_ADDR_AS_U8

#define IGMP4_MCAST_ADDR_AS_U8   { 224, 0, 0, 22 }

Definition at line 524 of file vrrp_packet.c.

VRRP4_MCAST_ADDR_AS_U8

#define VRRP4_MCAST_ADDR_AS_U8   { 224, 0, 0, 18 }

Definition at line 76 of file vrrp_packet.c.

VRRP6_MCAST_ADDR_AS_U8

#define VRRP6_MCAST_ADDR_AS_U8   { 0xff, 0x2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x12 }

Definition at line 77 of file vrrp_packet.c.

Function Documentation

CLIB_PACKED()

typedef CLIB_PACKED

(

struct { ip6_hop_by_hop_ext_t ext_hdr;ip6_router_alert_option_t alert;ip6_padN_option_t pad;icmp46_header_t icmp;u16 rsvd;u16 num_addr_records;icmp6_multicast_address_record_t records[0];}

)

Definition at line 590 of file vrrp_packet.c.

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vrrp4_garp_pkt_build()

static void vrrp4_garp_pkt_build ( vrrp_vr_t *  vr, vlib_buffer_t *  b, ip4_address_t *  ip4  )

static

Definition at line 422 of file vrrp_packet.c.

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vrrp6_na_pkt_build()

static void vrrp6_na_pkt_build ( vrrp_vr_t *  vr, vlib_buffer_t *  b, ip6_address_t *  addr6  )

static

Definition at line 347 of file vrrp_packet.c.

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vrrp_adv_csum()

u16 vrrp_adv_csum	(	void *	l3_hdr,
		void *	payload,
		u8	is_ipv6,
		u16	len
	)

Definition at line 143 of file vrrp_packet.c.

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vrrp_adv_l2_build_multicast()

static int vrrp_adv_l2_build_multicast ( vrrp_vr_t *  vr, vlib_buffer_t *  b  )

static

Definition at line 31 of file vrrp_packet.c.

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vrrp_adv_l3_build()

static int vrrp_adv_l3_build ( vrrp_vr_t *  vr, vlib_buffer_t *  b, const ip46_address_t *  dst  )

static

Definition at line 98 of file vrrp_packet.c.

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vrrp_adv_mcast_addr()

static_always_inline const ip46_address_t* vrrp_adv_mcast_addr

(

vrrp_vr_t *

vr

)

Definition at line 263 of file vrrp_packet.c.

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vrrp_adv_next_node()

static_always_inline u32 vrrp_adv_next_node

(

vrrp_vr_t *

vr

)

Definition at line 245 of file vrrp_packet.c.

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vrrp_adv_payload_build()

static int vrrp_adv_payload_build ( vrrp_vr_t *  vr, vlib_buffer_t *  b, int  shutdown  )

static

Definition at line 185 of file vrrp_packet.c.

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vrrp_adv_payload_len()

static u16 vrrp_adv_payload_len ( vrrp_vr_t *  vr )

inlinestatic

Definition at line 90 of file vrrp_packet.c.

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vrrp_adv_send()

int vrrp_adv_send	(	vrrp_vr_t *	vr,
		int	shutdown
	)

Definition at line 272 of file vrrp_packet.c.

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vrrp_garp_or_na_send()

int vrrp_garp_or_na_send

(

vrrp_vr_t *

vr

)

Definition at line 459 of file vrrp_packet.c.

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vrrp_igmp_pkt_build()

static void vrrp_igmp_pkt_build ( vrrp_vr_t *  vr, vlib_buffer_t *  b  )

static

Definition at line 535 of file vrrp_packet.c.

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vrrp_vr_multicast_group_join()

int vrrp_vr_multicast_group_join

(

vrrp_vr_t *

vr

)

Definition at line 682 of file vrrp_packet.c.

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Variable Documentation

broadcast_mac

const mac_address_t broadcast_mac

Initial value:

= {
  .bytes = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff,},
}

Definition at line 417 of file vrrp_packet.c.

igmp_ip4_mcast

const ip4_header_t igmp_ip4_mcast

static

Initial value:

= {
  .ip_version_and_header_length = 0x46, 
  .ttl = 1,
  .protocol = IP_PROTOCOL_IGMP,
  .tos = 0xc0,
  .dst_address = {.as_u8 = IGMP4_MCAST_ADDR_AS_U8,},
}

Definition at line 526 of file vrrp_packet.c.

vrrp4_dst_mac

const u8 vrrp4_dst_mac[6] = { 0x1, 0x0, 0x5e, 0x0, 0x0, 0x12 }

static

Definition at line 26 of file vrrp_packet.c.

vrrp4_mcast_addr

const ip46_address_t vrrp4_mcast_addr

static

Initial value:

= {
  .ip4 = {.as_u8 = VRRP4_MCAST_ADDR_AS_U8,},
}

Definition at line 80 of file vrrp_packet.c.

vrrp6_dst_mac

const u8 vrrp6_dst_mac[6] = { 0x33, 0x33, 0x0, 0x0, 0x0, 0x12 }

static

Definition at line 27 of file vrrp_packet.c.

vrrp6_mcast_addr

const ip46_address_t vrrp6_mcast_addr

static

Initial value:

= {
  .ip6 = {.as_u8 = VRRP6_MCAST_ADDR_AS_U8,},
}

Definition at line 84 of file vrrp_packet.c.

vrrp_src_mac_prefix

const u8 vrrp_src_mac_prefix[4] = { 0x0, 0x0, 0x5e, 0x0 }

static

Definition at line 28 of file vrrp_packet.c.