pkt_cls.h File Reference

#include <linux/types.h>
#include <linux/pkt_sched.h>

Include dependency graph for pkt_cls.h:

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Data Structures
struct	tc_police
struct	tcf_t
struct	tc_cnt
struct	tc_u32_key
struct	tc_u32_sel
struct	tc_u32_mark
struct	tc_u32_pcnt
struct	tc_rsvp_gpi
struct	tc_rsvp_pinfo
struct	tcf_ematch_tree_hdr
struct	tcf_ematch_hdr

Macros
#define	_TC_MAKE32(x)   ((x))
#define	_TC_MAKEMASK1(n)   (_TC_MAKE32(1) << _TC_MAKE32(n))
#define	_TC_MAKEMASK(v, n)   (_TC_MAKE32((_TC_MAKE32(1)<<(v))-1) << _TC_MAKE32(n))
#define	_TC_MAKEVALUE(v, n)   (_TC_MAKE32(v) << _TC_MAKE32(n))
#define	_TC_GETVALUE(v, n, m)   ((_TC_MAKE32(v) & _TC_MAKE32(m)) >> _TC_MAKE32(n))
#define	TC_MUNGED   _TC_MAKEMASK1(0)
#define	SET_TC_MUNGED(v)   ( TC_MUNGED | (v & ~TC_MUNGED))
#define	CLR_TC_MUNGED(v)   ( v & ~TC_MUNGED)
#define	TC_OK2MUNGE   _TC_MAKEMASK1(1)
#define	SET_TC_OK2MUNGE(v)   ( TC_OK2MUNGE | (v & ~TC_OK2MUNGE))
#define	CLR_TC_OK2MUNGE(v)   ( v & ~TC_OK2MUNGE)
#define	S_TC_VERD   _TC_MAKE32(2)
#define	M_TC_VERD   _TC_MAKEMASK(4,S_TC_VERD)
#define	G_TC_VERD(x)   _TC_GETVALUE(x,S_TC_VERD,M_TC_VERD)
#define	V_TC_VERD(x)   _TC_MAKEVALUE(x,S_TC_VERD)
#define	SET_TC_VERD(v, n)   ((V_TC_VERD(n)) | (v & ~M_TC_VERD))
#define	S_TC_FROM   _TC_MAKE32(6)
#define	M_TC_FROM   _TC_MAKEMASK(2,S_TC_FROM)
#define	G_TC_FROM(x)   _TC_GETVALUE(x,S_TC_FROM,M_TC_FROM)
#define	V_TC_FROM(x)   _TC_MAKEVALUE(x,S_TC_FROM)
#define	SET_TC_FROM(v, n)   ((V_TC_FROM(n)) | (v & ~M_TC_FROM))
#define	AT_STACK   0x0
#define	AT_INGRESS   0x1
#define	AT_EGRESS   0x2
#define	TC_NCLS   _TC_MAKEMASK1(8)
#define	SET_TC_NCLS(v)   ( TC_NCLS | (v & ~TC_NCLS))
#define	CLR_TC_NCLS(v)   ( v & ~TC_NCLS)
#define	S_TC_RTTL   _TC_MAKE32(9)
#define	M_TC_RTTL   _TC_MAKEMASK(3,S_TC_RTTL)
#define	G_TC_RTTL(x)   _TC_GETVALUE(x,S_TC_RTTL,M_TC_RTTL)
#define	V_TC_RTTL(x)   _TC_MAKEVALUE(x,S_TC_RTTL)
#define	SET_TC_RTTL(v, n)   ((V_TC_RTTL(n)) | (v & ~M_TC_RTTL))
#define	S_TC_AT   _TC_MAKE32(12)
#define	M_TC_AT   _TC_MAKEMASK(2,S_TC_AT)
#define	G_TC_AT(x)   _TC_GETVALUE(x,S_TC_AT,M_TC_AT)
#define	V_TC_AT(x)   _TC_MAKEVALUE(x,S_TC_AT)
#define	SET_TC_AT(v, n)   ((V_TC_AT(n)) | (v & ~M_TC_AT))
#define	TCA_ACT_MAX   __TCA_ACT_MAX
#define	TCA_OLD_COMPAT   (TCA_ACT_MAX+1)
#define	TCA_ACT_MAX_PRIO   32
#define	TCA_ACT_BIND   1
#define	TCA_ACT_NOBIND   0
#define	TCA_ACT_UNBIND   1
#define	TCA_ACT_NOUNBIND   0
#define	TCA_ACT_REPLACE   1
#define	TCA_ACT_NOREPLACE   0
#define	MAX_REC_LOOP   4
#define	MAX_RED_LOOP   4
#define	TC_ACT_UNSPEC   (-1)
#define	TC_ACT_OK   0
#define	TC_ACT_RECLASSIFY   1
#define	TC_ACT_SHOT   2
#define	TC_ACT_PIPE   3
#define	TC_ACT_STOLEN   4
#define	TC_ACT_QUEUED   5
#define	TC_ACT_REPEAT   6
#define	TC_ACT_JUMP   0x10000000
#define	TCA_ID_MAX   __TCA_ID_MAX
#define	TC_POLICE_UNSPEC   TC_ACT_UNSPEC
#define	TC_POLICE_OK   TC_ACT_OK
#define	TC_POLICE_RECLASSIFY   TC_ACT_RECLASSIFY
#define	TC_POLICE_SHOT   TC_ACT_SHOT
#define	TC_POLICE_PIPE   TC_ACT_PIPE
#define	tc_gen
#define	TCA_POLICE_RESULT   TCA_POLICE_RESULT
#define	TCA_POLICE_MAX   (__TCA_POLICE_MAX - 1)
#define	TC_U32_HTID(h)   ((h)&0xFFF00000)
#define	TC_U32_USERHTID(h)   (TC_U32_HTID(h)>>20)
#define	TC_U32_HASH(h)   (((h)>>12)&0xFF)
#define	TC_U32_NODE(h)   ((h)&0xFFF)
#define	TC_U32_KEY(h)   ((h)&0xFFFFF)
#define	TC_U32_UNSPEC   0
#define	TC_U32_ROOT   (0xFFF00000)
#define	TCA_U32_MAX   (__TCA_U32_MAX - 1)
#define	TC_U32_TERMINAL   1
#define	TC_U32_OFFSET   2
#define	TC_U32_VAROFFSET   4
#define	TC_U32_EAT   8
#define	TC_U32_MAXDEPTH   8
#define	TCA_RSVP_MAX   (__TCA_RSVP_MAX - 1 )
#define	TCA_ROUTE4_MAX   (__TCA_ROUTE4_MAX - 1)
#define	TCA_FW_MAX   (__TCA_FW_MAX - 1)
#define	TCA_TCINDEX_MAX   (__TCA_TCINDEX_MAX - 1)
#define	FLOW_KEY_MAX   (__FLOW_KEY_MAX - 1)
#define	TCA_FLOW_MAX   (__TCA_FLOW_MAX - 1)
#define	TCA_BASIC_MAX   (__TCA_BASIC_MAX - 1)
#define	TCA_CGROUP_MAX   (__TCA_CGROUP_MAX - 1)
#define	TCA_EMATCH_TREE_MAX   (__TCA_EMATCH_TREE_MAX - 1)
#define	TCF_EM_REL_END   0
#define	TCF_EM_REL_AND   (1<<0)
#define	TCF_EM_REL_OR   (1<<1)
#define	TCF_EM_INVERT   (1<<2)
#define	TCF_EM_SIMPLE   (1<<3)
#define	TCF_EM_REL_MASK   3
#define	TCF_EM_REL_VALID(v)   (((v) & TCF_EM_REL_MASK) != TCF_EM_REL_MASK)
#define	TCF_LAYER_MAX   (__TCF_LAYER_MAX - 1)
#define	TCF_EM_CONTAINER   0
#define	TCF_EM_CMP   1
#define	TCF_EM_NBYTE   2
#define	TCF_EM_U32   3
#define	TCF_EM_META   4
#define	TCF_EM_TEXT   5
#define	TCF_EM_VLAN   6
#define	TCF_EM_MAX   6

Enumerations
enum	{   TCA_ACT_UNSPEC,   TCA_ACT_KIND,   TCA_ACT_OPTIONS,   TCA_ACT_INDEX,   TCA_ACT_STATS,   __TCA_ACT_MAX }
enum	{   TCA_ID_UNSPEC =0,   TCA_ID_POLICE =1,   __TCA_ID_MAX =255 }
enum	{   TCA_POLICE_UNSPEC,   TCA_POLICE_TBF,   TCA_POLICE_RATE,   TCA_POLICE_PEAKRATE,   TCA_POLICE_AVRATE,   TCA_POLICE_RESULT,   TCA_POLICE_RESULT }
enum	{   TCA_U32_UNSPEC,   TCA_U32_CLASSID,   TCA_U32_HASH,   TCA_U32_LINK,   TCA_U32_DIVISOR,   TCA_U32_SEL,   TCA_U32_POLICE,   TCA_U32_ACT,   TCA_U32_INDEV,   TCA_U32_PCNT,   TCA_U32_MARK,   __TCA_U32_MAX }
enum	{   TCA_RSVP_UNSPEC,   TCA_RSVP_CLASSID,   TCA_RSVP_DST,   TCA_RSVP_SRC,   TCA_RSVP_PINFO,   TCA_RSVP_POLICE,   TCA_RSVP_ACT,   __TCA_RSVP_MAX }
enum	{   TCA_ROUTE4_UNSPEC,   TCA_ROUTE4_CLASSID,   TCA_ROUTE4_TO,   TCA_ROUTE4_FROM,   TCA_ROUTE4_IIF,   TCA_ROUTE4_POLICE,   TCA_ROUTE4_ACT,   __TCA_ROUTE4_MAX }
enum	{   TCA_FW_UNSPEC,   TCA_FW_CLASSID,   TCA_FW_POLICE,   TCA_FW_INDEV,   TCA_FW_ACT,   TCA_FW_MASK,   __TCA_FW_MAX }
enum	{   TCA_TCINDEX_UNSPEC,   TCA_TCINDEX_HASH,   TCA_TCINDEX_MASK,   TCA_TCINDEX_SHIFT,   TCA_TCINDEX_FALL_THROUGH,   TCA_TCINDEX_CLASSID,   TCA_TCINDEX_POLICE,   TCA_TCINDEX_ACT,   __TCA_TCINDEX_MAX }
enum	{   FLOW_KEY_SRC,   FLOW_KEY_DST,   FLOW_KEY_PROTO,   FLOW_KEY_PROTO_SRC,   FLOW_KEY_PROTO_DST,   FLOW_KEY_IIF,   FLOW_KEY_PRIORITY,   FLOW_KEY_MARK,   FLOW_KEY_NFCT,   FLOW_KEY_NFCT_SRC,   FLOW_KEY_NFCT_DST,   FLOW_KEY_NFCT_PROTO_SRC,   FLOW_KEY_NFCT_PROTO_DST,   FLOW_KEY_RTCLASSID,   FLOW_KEY_SKUID,   FLOW_KEY_SKGID,   FLOW_KEY_VLAN_TAG,   __FLOW_KEY_MAX }
enum	{   FLOW_MODE_MAP,   FLOW_MODE_HASH }
enum	{   TCA_FLOW_UNSPEC,   TCA_FLOW_KEYS,   TCA_FLOW_MODE,   TCA_FLOW_BASECLASS,   TCA_FLOW_RSHIFT,   TCA_FLOW_ADDEND,   TCA_FLOW_MASK,   TCA_FLOW_XOR,   TCA_FLOW_DIVISOR,   TCA_FLOW_ACT,   TCA_FLOW_POLICE,   TCA_FLOW_EMATCHES,   TCA_FLOW_PERTURB,   __TCA_FLOW_MAX }
enum	{   TCA_BASIC_UNSPEC,   TCA_BASIC_CLASSID,   TCA_BASIC_EMATCHES,   TCA_BASIC_ACT,   TCA_BASIC_POLICE,   __TCA_BASIC_MAX }
enum	{   TCA_CGROUP_UNSPEC,   TCA_CGROUP_ACT,   TCA_CGROUP_POLICE,   TCA_CGROUP_EMATCHES,   __TCA_CGROUP_MAX }
enum	{   TCA_EMATCH_TREE_UNSPEC,   TCA_EMATCH_TREE_HDR,   TCA_EMATCH_TREE_LIST,   __TCA_EMATCH_TREE_MAX }
enum	{   TCF_LAYER_LINK,   TCF_LAYER_NETWORK,   TCF_LAYER_TRANSPORT,   __TCF_LAYER_MAX }
enum	{ TCF_EM_PROG_TC }
enum	{   TCF_EM_OPND_EQ,   TCF_EM_OPND_GT,   TCF_EM_OPND_LT }

Macro Definition Documentation

#define _TC_GETVALUE	(		v,
			n,
			m
	)		((_TC_MAKE32(v) & _TC_MAKE32(m)) >> _TC_MAKE32(n))

#define _TC_MAKE32

(

x

)

((x))

#define _TC_MAKEMASK	(		v,
			n
	)		(_TC_MAKE32((_TC_MAKE32(1)<<(v))-1) << _TC_MAKE32(n))

#define _TC_MAKEMASK1

(

n

)

(_TC_MAKE32(1) << _TC_MAKE32(n))

#define _TC_MAKEVALUE	(		v,
			n
	)		(_TC_MAKE32(v) << _TC_MAKE32(n))

#define AT_EGRESS   0x2

#define AT_INGRESS   0x1

#define AT_STACK   0x0

#define CLR_TC_MUNGED

(

v

)

( v & ~TC_MUNGED)

#define CLR_TC_NCLS

(

v

)

( v & ~TC_NCLS)

#define CLR_TC_OK2MUNGE

(

v

)

( v & ~TC_OK2MUNGE)

#define FLOW_KEY_MAX   (__FLOW_KEY_MAX - 1)

#define G_TC_AT

(

x

)

_TC_GETVALUE(x,S_TC_AT,M_TC_AT)

#define G_TC_FROM

(

x

)

_TC_GETVALUE(x,S_TC_FROM,M_TC_FROM)

#define G_TC_RTTL

(

x

)

_TC_GETVALUE(x,S_TC_RTTL,M_TC_RTTL)

#define G_TC_VERD

(

x

)

_TC_GETVALUE(x,S_TC_VERD,M_TC_VERD)

#define M_TC_AT   _TC_MAKEMASK(2,S_TC_AT)

#define M_TC_FROM   _TC_MAKEMASK(2,S_TC_FROM)

#define M_TC_RTTL   _TC_MAKEMASK(3,S_TC_RTTL)

#define M_TC_VERD   _TC_MAKEMASK(4,S_TC_VERD)

#define MAX_REC_LOOP   4

#define MAX_RED_LOOP   4

#define S_TC_AT   _TC_MAKE32(12)

#define S_TC_FROM   _TC_MAKE32(6)

#define S_TC_RTTL   _TC_MAKE32(9)

#define S_TC_VERD   _TC_MAKE32(2)

#define SET_TC_AT	(		v,
			n
	)		((V_TC_AT(n)) | (v & ~M_TC_AT))

#define SET_TC_FROM	(		v,
			n
	)		((V_TC_FROM(n)) | (v & ~M_TC_FROM))

#define SET_TC_MUNGED

(

v

)

( TC_MUNGED | (v & ~TC_MUNGED))

#define SET_TC_NCLS

(

v

)

( TC_NCLS | (v & ~TC_NCLS))

#define SET_TC_OK2MUNGE

(

v

)

( TC_OK2MUNGE | (v & ~TC_OK2MUNGE))

#define SET_TC_RTTL	(		v,
			n
	)		((V_TC_RTTL(n)) | (v & ~M_TC_RTTL))

#define SET_TC_VERD	(		v,
			n
	)		((V_TC_VERD(n)) | (v & ~M_TC_VERD))

#define TC_ACT_JUMP   0x10000000

#define TC_ACT_OK   0

#define TC_ACT_PIPE   3

#define TC_ACT_QUEUED   5

#define TC_ACT_RECLASSIFY   1

#define TC_ACT_REPEAT   6

#define TC_ACT_SHOT   2

#define TC_ACT_STOLEN   4

#define TC_ACT_UNSPEC   (-1)

#define tc_gen

Value:

__u32                 index; \
    __u32                 capab; \
    int                   action; \
    int                   refcnt; \
    int                   bindcnt

#define TC_MUNGED   _TC_MAKEMASK1(0)

#define TC_NCLS   _TC_MAKEMASK1(8)

#define TC_OK2MUNGE   _TC_MAKEMASK1(1)

#define TC_POLICE_OK   TC_ACT_OK

#define TC_POLICE_PIPE   TC_ACT_PIPE

#define TC_POLICE_RECLASSIFY   TC_ACT_RECLASSIFY

#define TC_POLICE_SHOT   TC_ACT_SHOT

#define TC_POLICE_UNSPEC   TC_ACT_UNSPEC

#define TC_U32_EAT   8

#define TC_U32_HASH

(

h

)

(((h)>>12)&0xFF)

#define TC_U32_HTID

(

h

)

((h)&0xFFF00000)

#define TC_U32_KEY

(

h

)

((h)&0xFFFFF)

#define TC_U32_MAXDEPTH   8

#define TC_U32_NODE

(

h

)

((h)&0xFFF)

#define TC_U32_OFFSET   2

#define TC_U32_ROOT   (0xFFF00000)

#define TC_U32_TERMINAL   1

#define TC_U32_UNSPEC   0

#define TC_U32_USERHTID

(

h

)

(TC_U32_HTID(h)>>20)

#define TC_U32_VAROFFSET   4

#define TCA_ACT_BIND   1

#define TCA_ACT_MAX   __TCA_ACT_MAX

#define TCA_ACT_MAX_PRIO   32

#define TCA_ACT_NOBIND   0

#define TCA_ACT_NOREPLACE   0

#define TCA_ACT_NOUNBIND   0

#define TCA_ACT_REPLACE   1

#define TCA_ACT_UNBIND   1

#define TCA_BASIC_MAX   (__TCA_BASIC_MAX - 1)

#define TCA_CGROUP_MAX   (__TCA_CGROUP_MAX - 1)

#define TCA_EMATCH_TREE_MAX   (__TCA_EMATCH_TREE_MAX - 1)

Referenced by rtnl_ematch_parse().

#define TCA_FLOW_MAX   (__TCA_FLOW_MAX - 1)

#define TCA_FW_MAX   (__TCA_FW_MAX - 1)

#define TCA_ID_MAX   __TCA_ID_MAX

#define TCA_OLD_COMPAT   (TCA_ACT_MAX+1)

#define TCA_POLICE_MAX   (__TCA_POLICE_MAX - 1)

#define TCA_POLICE_RESULT   TCA_POLICE_RESULT

#define TCA_ROUTE4_MAX   (__TCA_ROUTE4_MAX - 1)

#define TCA_RSVP_MAX   (__TCA_RSVP_MAX - 1 )

#define TCA_TCINDEX_MAX   (__TCA_TCINDEX_MAX - 1)

#define TCA_U32_MAX   (__TCA_U32_MAX - 1)

#define TCF_EM_CMP   1

#define TCF_EM_CONTAINER   0

Referenced by rtnl_ematch_parse().

#define TCF_EM_INVERT   (1<<2)

#define TCF_EM_MAX   6

#define TCF_EM_META   4

#define TCF_EM_NBYTE   2

#define TCF_EM_REL_AND   (1<<0)

#define TCF_EM_REL_END   0

#define TCF_EM_REL_MASK   3

#define TCF_EM_REL_OR   (1<<1)

#define TCF_EM_REL_VALID

(

v

)

(((v) & TCF_EM_REL_MASK) != TCF_EM_REL_MASK)

#define TCF_EM_SIMPLE   (1<<3)

#define TCF_EM_TEXT   5

#define TCF_EM_U32   3

#define TCF_EM_VLAN   6

#define TCF_LAYER_MAX   (__TCF_LAYER_MAX - 1)

#define V_TC_AT

(

x

)

_TC_MAKEVALUE(x,S_TC_AT)

#define V_TC_FROM

(

x

)

_TC_MAKEVALUE(x,S_TC_FROM)

#define V_TC_RTTL

(

x

)

_TC_MAKEVALUE(x,S_TC_RTTL)

#define V_TC_VERD

(

x

)

_TC_MAKEVALUE(x,S_TC_VERD)

Enumeration Type Documentation

anonymous enum

Enumerator
TCA_ACT_UNSPEC
TCA_ACT_KIND
TCA_ACT_OPTIONS
TCA_ACT_INDEX
TCA_ACT_STATS
__TCA_ACT_MAX

anonymous enum

Enumerator
TCA_ID_UNSPEC
TCA_ID_POLICE
__TCA_ID_MAX

anonymous enum

Enumerator
TCA_POLICE_UNSPEC
TCA_POLICE_TBF
TCA_POLICE_RATE
TCA_POLICE_PEAKRATE
TCA_POLICE_AVRATE
TCA_POLICE_RESULT
TCA_POLICE_RESULT

anonymous enum

Enumerator
TCA_U32_UNSPEC
TCA_U32_CLASSID
TCA_U32_HASH
TCA_U32_LINK
TCA_U32_DIVISOR
TCA_U32_SEL
TCA_U32_POLICE
TCA_U32_ACT
TCA_U32_INDEV
TCA_U32_PCNT
TCA_U32_MARK
__TCA_U32_MAX

anonymous enum

Enumerator
TCA_RSVP_UNSPEC
TCA_RSVP_CLASSID
TCA_RSVP_DST
TCA_RSVP_SRC
TCA_RSVP_PINFO
TCA_RSVP_POLICE
TCA_RSVP_ACT
__TCA_RSVP_MAX

anonymous enum

Enumerator
TCA_ROUTE4_UNSPEC
TCA_ROUTE4_CLASSID
TCA_ROUTE4_TO
TCA_ROUTE4_FROM
TCA_ROUTE4_IIF
TCA_ROUTE4_POLICE
TCA_ROUTE4_ACT
__TCA_ROUTE4_MAX

anonymous enum

Enumerator
TCA_FW_UNSPEC
TCA_FW_CLASSID
TCA_FW_POLICE
TCA_FW_INDEV
TCA_FW_ACT
TCA_FW_MASK
__TCA_FW_MAX

anonymous enum

Enumerator
TCA_TCINDEX_UNSPEC
TCA_TCINDEX_HASH
TCA_TCINDEX_MASK
TCA_TCINDEX_SHIFT
TCA_TCINDEX_FALL_THROUGH
TCA_TCINDEX_CLASSID
TCA_TCINDEX_POLICE
TCA_TCINDEX_ACT
__TCA_TCINDEX_MAX

anonymous enum

Enumerator
FLOW_KEY_SRC
FLOW_KEY_DST
FLOW_KEY_PROTO
FLOW_KEY_PROTO_SRC
FLOW_KEY_PROTO_DST
FLOW_KEY_IIF
FLOW_KEY_PRIORITY
FLOW_KEY_MARK
FLOW_KEY_NFCT
FLOW_KEY_NFCT_SRC
FLOW_KEY_NFCT_DST
FLOW_KEY_NFCT_PROTO_SRC
FLOW_KEY_NFCT_PROTO_DST
FLOW_KEY_RTCLASSID
FLOW_KEY_SKUID
FLOW_KEY_SKGID
FLOW_KEY_VLAN_TAG
__FLOW_KEY_MAX

anonymous enum

Enumerator
FLOW_MODE_MAP
FLOW_MODE_HASH

anonymous enum

Enumerator
TCA_FLOW_UNSPEC
TCA_FLOW_KEYS
TCA_FLOW_MODE
TCA_FLOW_BASECLASS
TCA_FLOW_RSHIFT
TCA_FLOW_ADDEND
TCA_FLOW_MASK
TCA_FLOW_XOR
TCA_FLOW_DIVISOR
TCA_FLOW_ACT
TCA_FLOW_POLICE
TCA_FLOW_EMATCHES
TCA_FLOW_PERTURB
__TCA_FLOW_MAX

anonymous enum

Enumerator
TCA_BASIC_UNSPEC
TCA_BASIC_CLASSID
TCA_BASIC_EMATCHES
TCA_BASIC_ACT
TCA_BASIC_POLICE
__TCA_BASIC_MAX

anonymous enum

Enumerator
TCA_CGROUP_UNSPEC
TCA_CGROUP_ACT
TCA_CGROUP_POLICE
TCA_CGROUP_EMATCHES
__TCA_CGROUP_MAX

anonymous enum

Enumerator
TCA_EMATCH_TREE_UNSPEC
TCA_EMATCH_TREE_HDR
TCA_EMATCH_TREE_LIST
__TCA_EMATCH_TREE_MAX

anonymous enum

Enumerator
TCF_LAYER_LINK
TCF_LAYER_NETWORK
TCF_LAYER_TRANSPORT
__TCF_LAYER_MAX

anonymous enum

Enumerator
TCF_EM_PROG_TC

anonymous enum

Enumerator
TCF_EM_OPND_EQ
TCF_EM_OPND_GT
TCF_EM_OPND_LT