[net-next-2.6.git] / include / linux / pkt_cls.h

#ifndef __LINUX_PKT_CLS_H
#define __LINUX_PKT_CLS_H

#include <linux/pkt_sched.h>

/* I think i could have done better macros ; for now this is stolen from
 * some arch/mips code - jhs
*/
#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))

/* verdict bit breakdown 
 *
bit 0: when set -> this packet has been munged already

bit 1: when set -> It is ok to munge this packet

bit 2,3,4,5: Reclassify counter - sort of reverse TTL - if exceeded
assume loop

bit 6,7: Where this packet was last seen 
0: Above the transmit example at the socket level
1: on the Ingress
2: on the Egress

bit 8: when set --> Request not to classify on ingress. 

bits 9,10,11: redirect counter -  redirect TTL. Loop avoidance

 *
 * */

#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))

/* Action attributes */
enum
{
	TCA_ACT_UNSPEC,
	TCA_ACT_KIND,
	TCA_ACT_OPTIONS,
	TCA_ACT_INDEX,
	TCA_ACT_STATS,
	__TCA_ACT_MAX
};

#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

/* Action type identifiers*/
enum
{
	TCA_ID_UNSPEC=0,
	TCA_ID_POLICE=1,
	/* other actions go here */
	__TCA_ID_MAX=255
};

#define TCA_ID_MAX __TCA_ID_MAX

struct tc_police
{
	__u32			index;
	int			action;
#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

	__u32			limit;
	__u32			burst;
	__u32			mtu;
	struct tc_ratespec	rate;
	struct tc_ratespec	peakrate;
	int 			refcnt;
	int 			bindcnt;
	__u32			capab;
};

struct tcf_t
{
	__u64   install;
	__u64   lastuse;
	__u64   expires;
};

struct tc_cnt
{
	int                   refcnt; 
	int                   bindcnt;
};

#define tc_gen \
	__u32                 index; \
	__u32                 capab; \
	int                   action; \
	int                   refcnt; \
	int                   bindcnt

enum
{
	TCA_POLICE_UNSPEC,
	TCA_POLICE_TBF,
	TCA_POLICE_RATE,
	TCA_POLICE_PEAKRATE,
	TCA_POLICE_AVRATE,
	TCA_POLICE_RESULT,
	__TCA_POLICE_MAX
#define TCA_POLICE_RESULT TCA_POLICE_RESULT
};

#define TCA_POLICE_MAX (__TCA_POLICE_MAX - 1)

/* U32 filters */

#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)

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
};

#define TCA_U32_MAX (__TCA_U32_MAX - 1)

struct tc_u32_key
{
	__be32		mask;
	__be32		val;
	int		off;
	int		offmask;
};

struct tc_u32_sel
{
	unsigned char		flags;
	unsigned char		offshift;
	unsigned char		nkeys;

	__be16			offmask;
	__u16			off;
	short			offoff;

	short			hoff;
	__be32			hmask;
	struct tc_u32_key	keys[0];
};

struct tc_u32_mark
{
	__u32		val;
	__u32		mask;
	__u32		success;
};

struct tc_u32_pcnt
{
	__u64 rcnt;
	__u64 rhit;
	__u64 kcnts[0];
};

/* Flags */

#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


/* RSVP filter */

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
};

#define TCA_RSVP_MAX (__TCA_RSVP_MAX - 1 )

struct tc_rsvp_gpi
{
	__u32	key;
	__u32	mask;
	int	offset;
};

struct tc_rsvp_pinfo
{
	struct tc_rsvp_gpi dpi;
	struct tc_rsvp_gpi spi;
	__u8	protocol;
	__u8	tunnelid;
	__u8	tunnelhdr;
	__u8	pad;
};

/* ROUTE filter */

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
};

#define TCA_ROUTE4_MAX (__TCA_ROUTE4_MAX - 1)


/* FW filter */

enum
{
	TCA_FW_UNSPEC,
	TCA_FW_CLASSID,
	TCA_FW_POLICE,
	TCA_FW_INDEV, /*  used by CONFIG_NET_CLS_IND */
	TCA_FW_ACT, /* used by CONFIG_NET_CLS_ACT */
	TCA_FW_MASK,
	__TCA_FW_MAX
};

#define TCA_FW_MAX (__TCA_FW_MAX - 1)

/* TC index filter */

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
};

#define TCA_TCINDEX_MAX     (__TCA_TCINDEX_MAX - 1)

/* Flow filter */

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,
};

#define FLOW_KEY_MAX	(__FLOW_KEY_MAX - 1)

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
};

#define TCA_FLOW_MAX	(__TCA_FLOW_MAX - 1)

/* Basic filter */

enum
{
	TCA_BASIC_UNSPEC,
	TCA_BASIC_CLASSID,
	TCA_BASIC_EMATCHES,
	TCA_BASIC_ACT,
	TCA_BASIC_POLICE,
	__TCA_BASIC_MAX
};

#define TCA_BASIC_MAX (__TCA_BASIC_MAX - 1)


/* Cgroup classifier */

enum
{
	TCA_CGROUP_UNSPEC,
	TCA_CGROUP_ACT,
	TCA_CGROUP_POLICE,
	TCA_CGROUP_EMATCHES,
	__TCA_CGROUP_MAX,
};

#define TCA_CGROUP_MAX (__TCA_CGROUP_MAX - 1)

/* Extended Matches */

struct tcf_ematch_tree_hdr
{
	__u16		nmatches;
	__u16		progid;
};

enum
{
	TCA_EMATCH_TREE_UNSPEC,
	TCA_EMATCH_TREE_HDR,
	TCA_EMATCH_TREE_LIST,
	__TCA_EMATCH_TREE_MAX
};
#define TCA_EMATCH_TREE_MAX (__TCA_EMATCH_TREE_MAX - 1)

struct tcf_ematch_hdr
{
	__u16		matchid;
	__u16		kind;
	__u16		flags;
	__u16		pad; /* currently unused */
};

/*  0                   1
 *  0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 
 * +-----------------------+-+-+---+
 * |         Unused        |S|I| R |
 * +-----------------------+-+-+---+
 *
 * R(2) ::= relation to next ematch
 *          where: 0 0 END (last ematch)
 *                 0 1 AND
 *                 1 0 OR
 *                 1 1 Unused (invalid)
 * I(1) ::= invert result
 * S(1) ::= simple payload
 */
#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)

enum
{
	TCF_LAYER_LINK,
	TCF_LAYER_NETWORK,
	TCF_LAYER_TRANSPORT,
	__TCF_LAYER_MAX
};
#define TCF_LAYER_MAX (__TCF_LAYER_MAX - 1)

/* Ematch type assignments
 *   1..32767		Reserved for ematches inside kernel tree
 *   32768..65535	Free to use, not reliable
 */
#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

enum
{
	TCF_EM_PROG_TC
};

enum
{
	TCF_EM_OPND_EQ,
	TCF_EM_OPND_GT,
	TCF_EM_OPND_LT
};

#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef __LINUX_PKT_CLS_H
	2	#define __LINUX_PKT_CLS_H
	3
	4	#include <linux/pkt_sched.h>
	5
	6	/* I think i could have done better macros ; for now this is stolen from
	7	* some arch/mips code - jhs
	8	*/
	9	#define _TC_MAKE32(x) ((x))
	10
	11	#define _TC_MAKEMASK1(n) (_TC_MAKE32(1) << _TC_MAKE32(n))
	12	#define _TC_MAKEMASK(v,n) (_TC_MAKE32((_TC_MAKE32(1)<<(v))-1) << _TC_MAKE32(n))
	13	#define _TC_MAKEVALUE(v,n) (_TC_MAKE32(v) << _TC_MAKE32(n))
	14	#define _TC_GETVALUE(v,n,m) ((_TC_MAKE32(v) & _TC_MAKE32(m)) >> _TC_MAKE32(n))
	15
	16	/* verdict bit breakdown
	17	*
	18	bit 0: when set -> this packet has been munged already
	19
	20	bit 1: when set -> It is ok to munge this packet
	21
	22	bit 2,3,4,5: Reclassify counter - sort of reverse TTL - if exceeded
	23	assume loop
	24
	25	bit 6,7: Where this packet was last seen
	26	0: Above the transmit example at the socket level
	27	1: on the Ingress
	28	2: on the Egress
	29
	30	bit 8: when set --> Request not to classify on ingress.
	31
	32	bits 9,10,11: redirect counter - redirect TTL. Loop avoidance
	33
	34	*
	35	* */
	36
	37	#define TC_MUNGED _TC_MAKEMASK1(0)
	38	#define SET_TC_MUNGED(v) ( TC_MUNGED \| (v & ~TC_MUNGED))
	39	#define CLR_TC_MUNGED(v) ( v & ~TC_MUNGED)
	40
	41	#define TC_OK2MUNGE _TC_MAKEMASK1(1)
	42	#define SET_TC_OK2MUNGE(v) ( TC_OK2MUNGE \| (v & ~TC_OK2MUNGE))
	43	#define CLR_TC_OK2MUNGE(v) ( v & ~TC_OK2MUNGE)
	44
	45	#define S_TC_VERD _TC_MAKE32(2)
	46	#define M_TC_VERD _TC_MAKEMASK(4,S_TC_VERD)
	47	#define G_TC_VERD(x) _TC_GETVALUE(x,S_TC_VERD,M_TC_VERD)
	48	#define V_TC_VERD(x) _TC_MAKEVALUE(x,S_TC_VERD)
	49	#define SET_TC_VERD(v,n) ((V_TC_VERD(n)) \| (v & ~M_TC_VERD))
	50
	51	#define S_TC_FROM _TC_MAKE32(6)
	52	#define M_TC_FROM _TC_MAKEMASK(2,S_TC_FROM)
	53	#define G_TC_FROM(x) _TC_GETVALUE(x,S_TC_FROM,M_TC_FROM)
	54	#define V_TC_FROM(x) _TC_MAKEVALUE(x,S_TC_FROM)
	55	#define SET_TC_FROM(v,n) ((V_TC_FROM(n)) \| (v & ~M_TC_FROM))
	56	#define AT_STACK 0x0
	57	#define AT_INGRESS 0x1
	58	#define AT_EGRESS 0x2
	59
	60	#define TC_NCLS _TC_MAKEMASK1(8)
	61	#define SET_TC_NCLS(v) ( TC_NCLS \| (v & ~TC_NCLS))
	62	#define CLR_TC_NCLS(v) ( v & ~TC_NCLS)
	63
	64	#define S_TC_RTTL _TC_MAKE32(9)
65	#define M_TC_RTTL _TC_MAKEMASK(3,S_TC_RTTL)
66	#define G_TC_RTTL(x) _TC_GETVALUE(x,S_TC_RTTL,M_TC_RTTL)
67	#define V_TC_RTTL(x) _TC_MAKEVALUE(x,S_TC_RTTL)
68	#define SET_TC_RTTL(v,n) ((V_TC_RTTL(n)) \| (v & ~M_TC_RTTL))
69
70	#define S_TC_AT _TC_MAKE32(12)
71	#define M_TC_AT _TC_MAKEMASK(2,S_TC_AT)
72	#define G_TC_AT(x) _TC_GETVALUE(x,S_TC_AT,M_TC_AT)
73	#define V_TC_AT(x) _TC_MAKEVALUE(x,S_TC_AT)
74	#define SET_TC_AT(v,n) ((V_TC_AT(n)) \| (v & ~M_TC_AT))
75
76	/* Action attributes */
77	enum
78	{
79	TCA_ACT_UNSPEC,
80	TCA_ACT_KIND,
81	TCA_ACT_OPTIONS,
82	TCA_ACT_INDEX,
83	TCA_ACT_STATS,
84	__TCA_ACT_MAX
85	};
86
87	#define TCA_ACT_MAX __TCA_ACT_MAX
88	#define TCA_OLD_COMPAT (TCA_ACT_MAX+1)
89	#define TCA_ACT_MAX_PRIO 32
90	#define TCA_ACT_BIND 1
91	#define TCA_ACT_NOBIND 0
92	#define TCA_ACT_UNBIND 1
93	#define TCA_ACT_NOUNBIND 0
94	#define TCA_ACT_REPLACE 1
95	#define TCA_ACT_NOREPLACE 0
96	#define MAX_REC_LOOP 4
97	#define MAX_RED_LOOP 4
98
99	#define TC_ACT_UNSPEC (-1)
100	#define TC_ACT_OK 0
101	#define TC_ACT_RECLASSIFY 1
102	#define TC_ACT_SHOT 2
103	#define TC_ACT_PIPE 3
104	#define TC_ACT_STOLEN 4
105	#define TC_ACT_QUEUED 5
106	#define TC_ACT_REPEAT 6
107	#define TC_ACT_JUMP 0x10000000
108
109	/* Action type identifiers*/
110	enum
111	{
112	TCA_ID_UNSPEC=0,
113	TCA_ID_POLICE=1,
114	/* other actions go here */
115	__TCA_ID_MAX=255
116	};
117
118	#define TCA_ID_MAX __TCA_ID_MAX
119
120	struct tc_police
121	{
122	__u32 index;
123	int action;
124	#define TC_POLICE_UNSPEC TC_ACT_UNSPEC
125	#define TC_POLICE_OK TC_ACT_OK
126	#define TC_POLICE_RECLASSIFY TC_ACT_RECLASSIFY
127	#define TC_POLICE_SHOT TC_ACT_SHOT
128	#define TC_POLICE_PIPE TC_ACT_PIPE
129
130	__u32 limit;
131	__u32 burst;
132	__u32 mtu;
133	struct tc_ratespec rate;
134	struct tc_ratespec peakrate;
135	int refcnt;
136	int bindcnt;
137	__u32 capab;
138	};
139
140	struct tcf_t
141	{
142	__u64 install;
143	__u64 lastuse;
144	__u64 expires;
145	};
146
147	struct tc_cnt
148	{
149	int refcnt;
150	int bindcnt;
151	};
152
153	#define tc_gen \
154	__u32 index; \
155	__u32 capab; \
156	int action; \
157	int refcnt; \
158	int bindcnt
159
160	enum
161	{
162	TCA_POLICE_UNSPEC,
163	TCA_POLICE_TBF,
164	TCA_POLICE_RATE,
165	TCA_POLICE_PEAKRATE,
166	TCA_POLICE_AVRATE,
167	TCA_POLICE_RESULT,
168	__TCA_POLICE_MAX
169	#define TCA_POLICE_RESULT TCA_POLICE_RESULT
170	};
171
172	#define TCA_POLICE_MAX (__TCA_POLICE_MAX - 1)
173
174	/* U32 filters */
175
176	#define TC_U32_HTID(h) ((h)&0xFFF00000)
177	#define TC_U32_USERHTID(h) (TC_U32_HTID(h)>>20)
178	#define TC_U32_HASH(h) (((h)>>12)&0xFF)
179	#define TC_U32_NODE(h) ((h)&0xFFF)
180	#define TC_U32_KEY(h) ((h)&0xFFFFF)
181	#define TC_U32_UNSPEC 0
182	#define TC_U32_ROOT (0xFFF00000)
183
184	enum
185	{
186	TCA_U32_UNSPEC,
187	TCA_U32_CLASSID,
188	TCA_U32_HASH,
189	TCA_U32_LINK,
190	TCA_U32_DIVISOR,
191	TCA_U32_SEL,
192	TCA_U32_POLICE,
193	TCA_U32_ACT,
194	TCA_U32_INDEV,
195	TCA_U32_PCNT,
196	TCA_U32_MARK,
197	__TCA_U32_MAX
198	};
199
200	#define TCA_U32_MAX (__TCA_U32_MAX - 1)
201
202	struct tc_u32_key
203	{
0382b9c3 AV	204	__be32 mask;
0382b9c3 AV	205	__be32 val;
1da177e4 LT	206	int off;
	207	int offmask;
	208	};
	209
	210	struct tc_u32_sel
	211	{
	212	unsigned char flags;
	213	unsigned char offshift;
	214	unsigned char nkeys;
	215
0382b9c3	216	__be16 offmask;
1da177e4 LT	217	__u16 off;
	218	short offoff;
	219
	220	short hoff;
0382b9c3	221	__be32 hmask;
1da177e4 LT	222	struct tc_u32_key keys[0];
	223	};
	224
	225	struct tc_u32_mark
	226	{
	227	__u32 val;
	228	__u32 mask;
	229	__u32 success;
	230	};
	231
	232	struct tc_u32_pcnt
	233	{
	234	__u64 rcnt;
	235	__u64 rhit;
	236	__u64 kcnts[0];
	237	};
	238
	239	/* Flags */
	240
	241	#define TC_U32_TERMINAL 1
	242	#define TC_U32_OFFSET 2
	243	#define TC_U32_VAROFFSET 4
	244	#define TC_U32_EAT 8
	245
	246	#define TC_U32_MAXDEPTH 8
	247
	248
	249	/* RSVP filter */
	250
	251	enum
	252	{
	253	TCA_RSVP_UNSPEC,
	254	TCA_RSVP_CLASSID,
	255	TCA_RSVP_DST,
	256	TCA_RSVP_SRC,
	257	TCA_RSVP_PINFO,
	258	TCA_RSVP_POLICE,
	259	TCA_RSVP_ACT,
	260	__TCA_RSVP_MAX
	261	};
	262
	263	#define TCA_RSVP_MAX (__TCA_RSVP_MAX - 1 )
	264
	265	struct tc_rsvp_gpi
	266	{
	267	__u32 key;
	268	__u32 mask;
	269	int offset;
	270	};
	271
	272	struct tc_rsvp_pinfo
	273	{
	274	struct tc_rsvp_gpi dpi;
	275	struct tc_rsvp_gpi spi;
	276	__u8 protocol;
	277	__u8 tunnelid;
	278	__u8 tunnelhdr;
8a47077a	279	__u8 pad;
1da177e4 LT	280	};
	281
	282	/* ROUTE filter */
	283
	284	enum
	285	{
	286	TCA_ROUTE4_UNSPEC,
	287	TCA_ROUTE4_CLASSID,
	288	TCA_ROUTE4_TO,
	289	TCA_ROUTE4_FROM,
	290	TCA_ROUTE4_IIF,
	291	TCA_ROUTE4_POLICE,
	292	TCA_ROUTE4_ACT,
	293	__TCA_ROUTE4_MAX
	294	};
	295
	296	#define TCA_ROUTE4_MAX (__TCA_ROUTE4_MAX - 1)
	297
	298
	299	/* FW filter */
	300
	301	enum
	302	{
	303	TCA_FW_UNSPEC,
	304	TCA_FW_CLASSID,
	305	TCA_FW_POLICE,
	306	TCA_FW_INDEV, /* used by CONFIG_NET_CLS_IND */
	307	TCA_FW_ACT, /* used by CONFIG_NET_CLS_ACT */
b4e9b520	308	TCA_FW_MASK,
1da177e4 LT	309	__TCA_FW_MAX
	310	};
	311
	312	#define TCA_FW_MAX (__TCA_FW_MAX - 1)
	313
	314	/* TC index filter */
	315
	316	enum
	317	{
	318	TCA_TCINDEX_UNSPEC,
	319	TCA_TCINDEX_HASH,
	320	TCA_TCINDEX_MASK,
	321	TCA_TCINDEX_SHIFT,
	322	TCA_TCINDEX_FALL_THROUGH,
	323	TCA_TCINDEX_CLASSID,
	324	TCA_TCINDEX_POLICE,
	325	TCA_TCINDEX_ACT,
	326	__TCA_TCINDEX_MAX
	327	};
	328
	329	#define TCA_TCINDEX_MAX (__TCA_TCINDEX_MAX - 1)
	330
e5dfb815 PM	331	/* Flow filter */
	332
	333	enum
	334	{
	335	FLOW_KEY_SRC,
	336	FLOW_KEY_DST,
	337	FLOW_KEY_PROTO,
	338	FLOW_KEY_PROTO_SRC,
	339	FLOW_KEY_PROTO_DST,
	340	FLOW_KEY_IIF,
	341	FLOW_KEY_PRIORITY,
	342	FLOW_KEY_MARK,
	343	FLOW_KEY_NFCT,
	344	FLOW_KEY_NFCT_SRC,
	345	FLOW_KEY_NFCT_DST,
	346	FLOW_KEY_NFCT_PROTO_SRC,
	347	FLOW_KEY_NFCT_PROTO_DST,
	348	FLOW_KEY_RTCLASSID,
	349	FLOW_KEY_SKUID,
	350	FLOW_KEY_SKGID,
9ec13810	351	FLOW_KEY_VLAN_TAG,
e5dfb815 PM	352	__FLOW_KEY_MAX,
	353	};
	354
	355	#define FLOW_KEY_MAX (__FLOW_KEY_MAX - 1)
	356
	357	enum
	358	{
	359	FLOW_MODE_MAP,
	360	FLOW_MODE_HASH,
	361	};
	362
	363	enum
	364	{
	365	TCA_FLOW_UNSPEC,
	366	TCA_FLOW_KEYS,
	367	TCA_FLOW_MODE,
	368	TCA_FLOW_BASECLASS,
	369	TCA_FLOW_RSHIFT,
	370	TCA_FLOW_ADDEND,
	371	TCA_FLOW_MASK,
	372	TCA_FLOW_XOR,
	373	TCA_FLOW_DIVISOR,
	374	TCA_FLOW_ACT,
	375	TCA_FLOW_POLICE,
	376	TCA_FLOW_EMATCHES,
72d9794f	377	TCA_FLOW_PERTURB,
e5dfb815 PM	378	__TCA_FLOW_MAX
	379	};
	380
	381	#define TCA_FLOW_MAX (__TCA_FLOW_MAX - 1)
	382
1da177e4 LT	383	/* Basic filter */
	384
	385	enum
	386	{
	387	TCA_BASIC_UNSPEC,
	388	TCA_BASIC_CLASSID,
	389	TCA_BASIC_EMATCHES,
	390	TCA_BASIC_ACT,
	391	TCA_BASIC_POLICE,
	392	__TCA_BASIC_MAX
	393	};
	394
	395	#define TCA_BASIC_MAX (__TCA_BASIC_MAX - 1)
	396
f4009237 TG	397
	398	/* Cgroup classifier */
	399
	400	enum
	401	{
	402	TCA_CGROUP_UNSPEC,
	403	TCA_CGROUP_ACT,
	404	TCA_CGROUP_POLICE,
	405	TCA_CGROUP_EMATCHES,
	406	__TCA_CGROUP_MAX,
	407	};
	408
	409	#define TCA_CGROUP_MAX (__TCA_CGROUP_MAX - 1)
	410
1da177e4 LT	411	/* Extended Matches */
	412
	413	struct tcf_ematch_tree_hdr
	414	{
	415	__u16 nmatches;
	416	__u16 progid;
	417	};
	418
	419	enum
	420	{
	421	TCA_EMATCH_TREE_UNSPEC,
	422	TCA_EMATCH_TREE_HDR,
	423	TCA_EMATCH_TREE_LIST,
	424	__TCA_EMATCH_TREE_MAX
	425	};
	426	#define TCA_EMATCH_TREE_MAX (__TCA_EMATCH_TREE_MAX - 1)
	427
	428	struct tcf_ematch_hdr
	429	{
	430	__u16 matchid;
	431	__u16 kind;
	432	__u16 flags;
	433	__u16 pad; /* currently unused */
	434	};
	435
	436	/* 0 1
	437	* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5
	438	* +-----------------------+-+-+---+
	439	* \| Unused \|S\|I\| R \|
	440	* +-----------------------+-+-+---+
	441	*
	442	* R(2) ::= relation to next ematch
	443	* where: 0 0 END (last ematch)
	444	* 0 1 AND
	445	* 1 0 OR
	446	* 1 1 Unused (invalid)
	447	* I(1) ::= invert result
	448	* S(1) ::= simple payload
	449	*/
	450	#define TCF_EM_REL_END 0
	451	#define TCF_EM_REL_AND (1<<0)
	452	#define TCF_EM_REL_OR (1<<1)
	453	#define TCF_EM_INVERT (1<<2)
	454	#define TCF_EM_SIMPLE (1<<3)
	455
	456	#define TCF_EM_REL_MASK 3
	457	#define TCF_EM_REL_VALID(v) (((v) & TCF_EM_REL_MASK) != TCF_EM_REL_MASK)
	458
	459	enum
	460	{
	461	TCF_LAYER_LINK,
	462	TCF_LAYER_NETWORK,
	463	TCF_LAYER_TRANSPORT,
	464	__TCF_LAYER_MAX
	465	};
	466	#define TCF_LAYER_MAX (__TCF_LAYER_MAX - 1)
	467
	468	/* Ematch type assignments
	469	* 1..32767 Reserved for ematches inside kernel tree
	470	* 32768..65535 Free to use, not reliable
	471	*/
db3d99c0 PM	472	#define TCF_EM_CONTAINER 0
	473	#define TCF_EM_CMP 1
	474	#define TCF_EM_NBYTE 2
	475	#define TCF_EM_U32 3
	476	#define TCF_EM_META 4
	477	#define TCF_EM_TEXT 5
3113e88c SH	478	#define TCF_EM_VLAN 6
3113e88c SH	479	#define TCF_EM_MAX 6
1da177e4 LT	480
	481	enum
	482	{
	483	TCF_EM_PROG_TC
	484	};
	485
	486	enum
	487	{
	488	TCF_EM_OPND_EQ,
	489	TCF_EM_OPND_GT,
	490	TCF_EM_OPND_LT
	491	};
	492
	493	#endif