LXR linux/include/uapi/linux/tc_ematch/tc_em

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2#ifndef __LINUX_TC_EM_META_H
   3#define __LINUX_TC_EM_META_H
   4
   5#include <linux/types.h>
   6#include <linux/pkt_cls.h>
   7
   8enum {
   9        TCA_EM_META_UNSPEC,
  10        TCA_EM_META_HDR,
  11        TCA_EM_META_LVALUE,
  12        TCA_EM_META_RVALUE,
  13        __TCA_EM_META_MAX
  14};
  15#define TCA_EM_META_MAX (__TCA_EM_META_MAX - 1)
  16
  17struct tcf_meta_val {
  18        __u16                   kind;
  19        __u8                    shift;
  20        __u8                    op;
  21};
  22
  23#define TCF_META_TYPE_MASK      (0xf << 12)
  24#define TCF_META_TYPE(kind)     (((kind) & TCF_META_TYPE_MASK) >> 12)
  25#define TCF_META_ID_MASK        0x7ff
  26#define TCF_META_ID(kind)       ((kind) & TCF_META_ID_MASK)
  27
  28enum {
  29        TCF_META_TYPE_VAR,
  30        TCF_META_TYPE_INT,
  31        __TCF_META_TYPE_MAX
  32};
  33#define TCF_META_TYPE_MAX (__TCF_META_TYPE_MAX - 1)
  34
  35enum {
  36        TCF_META_ID_VALUE,
  37        TCF_META_ID_RANDOM,
  38        TCF_META_ID_LOADAVG_0,
  39        TCF_META_ID_LOADAVG_1,
  40        TCF_META_ID_LOADAVG_2,
  41        TCF_META_ID_DEV,
  42        TCF_META_ID_PRIORITY,
  43        TCF_META_ID_PROTOCOL,
  44        TCF_META_ID_PKTTYPE,
  45        TCF_META_ID_PKTLEN,
  46        TCF_META_ID_DATALEN,
  47        TCF_META_ID_MACLEN,
  48        TCF_META_ID_NFMARK,
  49        TCF_META_ID_TCINDEX,
  50        TCF_META_ID_RTCLASSID,
  51        TCF_META_ID_RTIIF,
  52        TCF_META_ID_SK_FAMILY,
  53        TCF_META_ID_SK_STATE,
  54        TCF_META_ID_SK_REUSE,
  55        TCF_META_ID_SK_BOUND_IF,
  56        TCF_META_ID_SK_REFCNT,
  57        TCF_META_ID_SK_SHUTDOWN,
  58        TCF_META_ID_SK_PROTO,
  59        TCF_META_ID_SK_TYPE,
  60        TCF_META_ID_SK_RCVBUF,
  61        TCF_META_ID_SK_RMEM_ALLOC,
  62        TCF_META_ID_SK_WMEM_ALLOC,
  63        TCF_META_ID_SK_OMEM_ALLOC,
  64        TCF_META_ID_SK_WMEM_QUEUED,
  65        TCF_META_ID_SK_RCV_QLEN,
  66        TCF_META_ID_SK_SND_QLEN,
  67        TCF_META_ID_SK_ERR_QLEN,
  68        TCF_META_ID_SK_FORWARD_ALLOCS,
  69        TCF_META_ID_SK_SNDBUF,
  70        TCF_META_ID_SK_ALLOCS,
  71        __TCF_META_ID_SK_ROUTE_CAPS,    /* unimplemented but in ABI already */
  72        TCF_META_ID_SK_HASH,
  73        TCF_META_ID_SK_LINGERTIME,
  74        TCF_META_ID_SK_ACK_BACKLOG,
  75        TCF_META_ID_SK_MAX_ACK_BACKLOG,
  76        TCF_META_ID_SK_PRIO,
  77        TCF_META_ID_SK_RCVLOWAT,
  78        TCF_META_ID_SK_RCVTIMEO,
  79        TCF_META_ID_SK_SNDTIMEO,
  80        TCF_META_ID_SK_SENDMSG_OFF,
  81        TCF_META_ID_SK_WRITE_PENDING,
  82        TCF_META_ID_VLAN_TAG,
  83        TCF_META_ID_RXHASH,
  84        __TCF_META_ID_MAX
  85};
  86#define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1)
  87
  88struct tcf_meta_hdr {
  89        struct tcf_meta_val     left;
  90        struct tcf_meta_val     right;
  91};
  92
  93#endif
  94