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      1 #ifndef __LINUX_TC_EM_META_H
      2 #define __LINUX_TC_EM_META_H
      3 
      4 #include <linux/types.h>
      5 #include <linux/pkt_cls.h>
      6 
      7 enum {
      8 	TCA_EM_META_UNSPEC,
      9 	TCA_EM_META_HDR,
     10 	TCA_EM_META_LVALUE,
     11 	TCA_EM_META_RVALUE,
     12 	__TCA_EM_META_MAX
     13 };
     14 #define TCA_EM_META_MAX (__TCA_EM_META_MAX - 1)
     15 
     16 struct tcf_meta_val {
     17 	__u16			kind;
     18 	__u8			shift;
     19 	__u8			op;
     20 };
     21 
     22 #define TCF_META_TYPE_MASK	(0xf << 12)
     23 #define TCF_META_TYPE(kind)	(((kind) & TCF_META_TYPE_MASK) >> 12)
     24 #define TCF_META_ID_MASK	0x7ff
     25 #define TCF_META_ID(kind)	((kind) & TCF_META_ID_MASK)
     26 
     27 enum {
     28 	TCF_META_TYPE_VAR,
     29 	TCF_META_TYPE_INT,
     30 	__TCF_META_TYPE_MAX
     31 };
     32 #define TCF_META_TYPE_MAX (__TCF_META_TYPE_MAX - 1)
     33 
     34 enum {
     35 	TCF_META_ID_VALUE,
     36 	TCF_META_ID_RANDOM,
     37 	TCF_META_ID_LOADAVG_0,
     38 	TCF_META_ID_LOADAVG_1,
     39 	TCF_META_ID_LOADAVG_2,
     40 	TCF_META_ID_DEV,
     41 	TCF_META_ID_PRIORITY,
     42 	TCF_META_ID_PROTOCOL,
     43 	TCF_META_ID_PKTTYPE,
     44 	TCF_META_ID_PKTLEN,
     45 	TCF_META_ID_DATALEN,
     46 	TCF_META_ID_MACLEN,
     47 	TCF_META_ID_NFMARK,
     48 	TCF_META_ID_TCINDEX,
     49 	TCF_META_ID_RTCLASSID,
     50 	TCF_META_ID_RTIIF,
     51 	TCF_META_ID_SK_FAMILY,
     52 	TCF_META_ID_SK_STATE,
     53 	TCF_META_ID_SK_REUSE,
     54 	TCF_META_ID_SK_BOUND_IF,
     55 	TCF_META_ID_SK_REFCNT,
     56 	TCF_META_ID_SK_SHUTDOWN,
     57 	TCF_META_ID_SK_PROTO,
     58 	TCF_META_ID_SK_TYPE,
     59 	TCF_META_ID_SK_RCVBUF,
     60 	TCF_META_ID_SK_RMEM_ALLOC,
     61 	TCF_META_ID_SK_WMEM_ALLOC,
     62 	TCF_META_ID_SK_OMEM_ALLOC,
     63 	TCF_META_ID_SK_WMEM_QUEUED,
     64 	TCF_META_ID_SK_RCV_QLEN,
     65 	TCF_META_ID_SK_SND_QLEN,
     66  	TCF_META_ID_SK_ERR_QLEN,
     67 	TCF_META_ID_SK_FORWARD_ALLOCS,
     68 	TCF_META_ID_SK_SNDBUF,
     69  	TCF_META_ID_SK_ALLOCS,
     70 	__TCF_META_ID_SK_ROUTE_CAPS,	/* unimplemented but in ABI already */
     71  	TCF_META_ID_SK_HASH,
     72  	TCF_META_ID_SK_LINGERTIME,
     73  	TCF_META_ID_SK_ACK_BACKLOG,
     74  	TCF_META_ID_SK_MAX_ACK_BACKLOG,
     75  	TCF_META_ID_SK_PRIO,
     76  	TCF_META_ID_SK_RCVLOWAT,
     77  	TCF_META_ID_SK_RCVTIMEO,
     78  	TCF_META_ID_SK_SNDTIMEO,
     79  	TCF_META_ID_SK_SENDMSG_OFF,
     80  	TCF_META_ID_SK_WRITE_PENDING,
     81 	TCF_META_ID_VLAN_TAG,
     82 	TCF_META_ID_RXHASH,
     83 	__TCF_META_ID_MAX
     84 };
     85 #define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1)
     86 
     87 struct tcf_meta_hdr {
     88 	struct tcf_meta_val	left;
     89 	struct tcf_meta_val	right;
     90 };
     91 
     92 #endif
     93