ip_frag.h File Reference

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Macros
#define	IP_FRAG_FLAG_IP4_HEADER   0x01
#define	IP_FRAG_FLAG_IP6_HEADER   0x02
#define	IP_FRAG_FLAG_MPLS_HEADER   0x04
#define	IP4_FRAG_NODE_NAME   "ip4-frag"
#define	IP6_FRAG_NODE_NAME   "ip6-frag"
#define	foreach_ip_frag_error

Enumerations
enum	ip4_frag_next_t {   IP4_FRAG_NEXT_IP4_REWRITE, IP4_FRAG_NEXT_IP4_LOOKUP, IP4_FRAG_NEXT_IP6_LOOKUP, IP4_FRAG_NEXT_MPLS_OUTPUT,   IP4_FRAG_NEXT_ICMP_ERROR, IP4_FRAG_NEXT_DROP, IP4_FRAG_N_NEXT }
enum	ip6_frag_next_t {   IP6_FRAG_NEXT_IP4_LOOKUP, IP6_FRAG_NEXT_IP6_LOOKUP, IP6_FRAG_NEXT_IP6_REWRITE, IP6_FRAG_NEXT_MPLS_OUTPUT,   IP6_FRAG_NEXT_DROP, IP6_FRAG_N_NEXT }
enum	ip_frag_error_t { IP_FRAG_N_ERROR }

Functions
void	ip_frag_set_vnet_buffer (vlib_buffer_t *b, u16 mtu, u8 next_index, u8 flags)
void	ip4_frag_do_fragment (vlib_main_t *vm, u32 pi, u32 **buffer, ip_frag_error_t *error)
void	ip6_frag_do_fragment (vlib_main_t *vm, u32 pi, u32 **buffer, ip_frag_error_t *error)

Variables
vlib_node_registration_t	ip4_frag_node
	(constructor) VLIB_REGISTER_NODE (ip4_frag_node) More...
vlib_node_registration_t	ip6_frag_node
	(constructor) VLIB_REGISTER_NODE (ip6_frag_node) More...

Macro Definition Documentation

foreach_ip_frag_error

#define foreach_ip_frag_error

Value:

/* Must be first. */                                    \
 _(NONE, "packet fragmented")                           \
 _(SMALL_PACKET, "packet smaller than MTU")             \
 _(FRAGMENT_SENT, "number of sent fragments")           \
 _(CANT_FRAGMENT_HEADER, "can't fragment header")       \
 _(DONT_FRAGMENT_SET, "can't fragment this packet")     \
 _(MALFORMED, "malformed packet")                       \
 _(MEMORY, "could not allocate buffer")                 \
 _(UNKNOWN, "unknown error")

Definition at line 71 of file ip_frag.h.

IP4_FRAG_NODE_NAME

#define IP4_FRAG_NODE_NAME   "ip4-frag"

Definition at line 44 of file ip_frag.h.

IP6_FRAG_NODE_NAME

#define IP6_FRAG_NODE_NAME   "ip6-frag"

Definition at line 45 of file ip_frag.h.

IP_FRAG_FLAG_IP4_HEADER

#define IP_FRAG_FLAG_IP4_HEADER   0x01

Definition at line 40 of file ip_frag.h.

IP_FRAG_FLAG_IP6_HEADER

#define IP_FRAG_FLAG_IP6_HEADER   0x02

Definition at line 41 of file ip_frag.h.

IP_FRAG_FLAG_MPLS_HEADER

#define IP_FRAG_FLAG_MPLS_HEADER   0x04

Definition at line 42 of file ip_frag.h.

Enumeration Type Documentation

ip4_frag_next_t

enum ip4_frag_next_t

Enumerator
IP4_FRAG_NEXT_IP4_REWRITE
IP4_FRAG_NEXT_IP4_LOOKUP
IP4_FRAG_NEXT_IP6_LOOKUP
IP4_FRAG_NEXT_MPLS_OUTPUT
IP4_FRAG_NEXT_ICMP_ERROR
IP4_FRAG_NEXT_DROP
IP4_FRAG_N_NEXT

Definition at line 50 of file ip_frag.h.

ip6_frag_next_t

enum ip6_frag_next_t

Enumerator
IP6_FRAG_NEXT_IP4_LOOKUP
IP6_FRAG_NEXT_IP6_LOOKUP
IP6_FRAG_NEXT_IP6_REWRITE
IP6_FRAG_NEXT_MPLS_OUTPUT
IP6_FRAG_NEXT_DROP
IP6_FRAG_N_NEXT

Definition at line 61 of file ip_frag.h.

ip_frag_error_t

enum ip_frag_error_t

Enumerator
IP_FRAG_N_ERROR

Definition at line 82 of file ip_frag.h.

Function Documentation

ip4_frag_do_fragment()

void ip4_frag_do_fragment	(	vlib_main_t *	vm,
		u32	pi,
		u32 **	buffer,
		ip_frag_error_t *	error
	)

Definition at line 121 of file ip_frag.c.

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ip6_frag_do_fragment()

void ip6_frag_do_fragment	(	vlib_main_t *	vm,
		u32	pi,
		u32 **	buffer,
		ip_frag_error_t *	error
	)

Definition at line 421 of file ip_frag.c.

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ip_frag_set_vnet_buffer()

void ip_frag_set_vnet_buffer	(	vlib_buffer_t *	b,
		u16	mtu,
		u8	next_index,
		u8	flags
	)

Definition at line 272 of file ip_frag.c.

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Variable Documentation

ip4_frag_node

vlib_node_registration_t ip4_frag_node

(constructor) VLIB_REGISTER_NODE (ip4_frag_node)

Definition at line 541 of file ip_frag.c.

ip6_frag_node

vlib_node_registration_t ip6_frag_node

(constructor) VLIB_REGISTER_NODE (ip6_frag_node)

Definition at line 564 of file ip_frag.c.