include/uapi/linux/tc_ematch/tc_em_meta.h

   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
   8 enum {
   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
  17 struct 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
  28 enum {
  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
  35 enum {
  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
  88 struct tcf_meta_hdr {
  89         struct tcf_meta_val     left;
  90         struct tcf_meta_val     right;
  91 };
  92
  93 #endif