yfFlowKey_st Struct Reference

#include <yafcore.h>

Data Fields
uint16_t	sp
	Source transport port.
uint16_t	dp
	Destination transport port.
uint8_t	proto
	IP protocol.
uint8_t	version
	IP Version.
uint16_t	vlanId
	VLAN Tag - only fwd.
uint8_t	tos
	Type of Service/Traffic Class.
uint32_t	layer2Id
	for DAG cards need to record the interface, may only be seeing unidirectional flows on each interface, and want to record what direction that is happening on
union {
struct {
uint32_t   sip
	Source IPv4 address.
uint32_t   dip
	Destination IPv4 address.
}   v4
struct {
uint8_t   sip [16]
	Source IPv6 address.
uint8_t   dip [16]
	Destination IPv6 address.
}   v6
}	addr
	IP address two-tuple union.

Detailed Description

A YAF flow key.

Contains a flow's five-tuple; used at runtime in the flow table.

Note

if you edit the layout of this structure, you must make a corresponding edit of the yfFlowKeyIPv4_t structure in yaftab.c

Field Documentation

dp

uint16_t yfFlowKey_st::dp

Destination transport port.

Contains type and code for ICMP

layer2Id

uint32_t yfFlowKey_st::layer2Id

for DAG cards need to record the interface, may only be seeing unidirectional flows on each interface, and want to record what direction that is happening on

Layer 2 Id

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The documentation for this struct was generated from the following file:

• yafcore.h