include/linux/netfilter/nf_conntrack_dccp.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _NF_CONNTRACK_DCCP_H
   3 #define _NF_CONNTRACK_DCCP_H
   4
   5 /* Exposed to userspace over nfnetlink */
   6 enum ct_dccp_states {
   7         CT_DCCP_NONE,
   8         CT_DCCP_REQUEST,
   9         CT_DCCP_RESPOND,
  10         CT_DCCP_PARTOPEN,
  11         CT_DCCP_OPEN,
  12         CT_DCCP_CLOSEREQ,
  13         CT_DCCP_CLOSING,
  14         CT_DCCP_TIMEWAIT,
  15         CT_DCCP_IGNORE,
  16         CT_DCCP_INVALID,
  17         __CT_DCCP_MAX
  18 };
  19 #define CT_DCCP_MAX             (__CT_DCCP_MAX - 1)
  20
  21 enum ct_dccp_roles {
  22         CT_DCCP_ROLE_CLIENT,
  23         CT_DCCP_ROLE_SERVER,
  24         __CT_DCCP_ROLE_MAX
  25 };
  26 #define CT_DCCP_ROLE_MAX        (__CT_DCCP_ROLE_MAX - 1)
  27
  28 #ifdef __KERNEL__
  29 #include <linux/netfilter/nf_conntrack_tuple_common.h>
  30
  31 struct nf_ct_dccp {
  32         u_int8_t        role[IP_CT_DIR_MAX];
  33         u_int8_t        state;
  34         u_int8_t        last_pkt;
  35         u_int8_t        last_dir;
  36         u_int64_t       handshake_seq;
  37 };
  38
  39 #endif /* __KERNEL__ */
  40
  41 #endif /* _NF_CONNTRACK_DCCP_H */