node_ip4_api.h File Reference

#include <cne_common.h>

Go to the source code of this file.

Enumerations
enum	cne_node_ip4_lookup_next { CNE_NODE_IP4_LOOKUP_NEXT_REWRITE , CNE_NODE_IP4_LOOKUP_NEXT_PKT_DROP , CNE_NODE_IP4_LOOKUP_NEXT_MAX }

Functions
int	cne_node_ip4_route_add (uint32_t ip, uint8_t depth, uint16_t next_hop, enum cne_node_ip4_lookup_next next_node)
int	cne_node_ip4_rewrite_add (uint16_t next_hop, uint8_t *rewrite_data, uint8_t rewrite_len, uint16_t dst_port)

Detailed Description

Warning

EXPERIMENTAL: All functions in this file may be changed or removed without prior notice.

This API allows to do control path functions of ip4_* nodes like ip4_lookup, ip4_rewrite.

Definition in file node_ip4_api.h.

Enumeration Type Documentation

cne_node_ip4_lookup_next

enum cne_node_ip4_lookup_next

IP4 lookup next nodes.

Enumerator
CNE_NODE_IP4_LOOKUP_NEXT_REWRITE	Rewrite node.
CNE_NODE_IP4_LOOKUP_NEXT_PKT_DROP	Packet drop node.
CNE_NODE_IP4_LOOKUP_NEXT_MAX	Number of next nodes of lookup node.

Definition at line 28 of file node_ip4_api.h.

Function Documentation

cne_node_ip4_route_add()

int cne_node_ip4_route_add	(	uint32_t	ip,
		uint8_t	depth,
		uint16_t	next_hop,
		enum cne_node_ip4_lookup_next	next_node
	)

Add ipv4 route to lookup table.

Parameters

ip	IP address of route to be added.
depth	Depth of the rule to be added.
next_hop	Next hop id of the rule result to be added.
next_node	Next node to redirect traffic to.

Returns

0 on success, negative otherwise.

Examples

examples/l3fwd-graph/fwd.c.

cne_node_ip4_rewrite_add()

int cne_node_ip4_rewrite_add	(	uint16_t	next_hop,
		uint8_t *	rewrite_data,
		uint8_t	rewrite_len,
		uint16_t	dst_port
	)

Add a next hop's rewrite data.

Parameters

next_hop	Next hop id to add rewrite data to.
rewrite_data	Rewrite data.
rewrite_len	Length of rewrite data.
dst_port	Destination port to redirect traffic to.

Returns

0 on success, negative otherwise.

Examples

examples/l3fwd-graph/fwd.c.