LXR linux/include/uapi/linux/netfilter/xt

   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2#ifndef _LINUX_NETFILTER_XT_L2TP_H
   3#define _LINUX_NETFILTER_XT_L2TP_H
   4
   5#include <linux/types.h>
   6
   7enum xt_l2tp_type {
   8        XT_L2TP_TYPE_CONTROL,
   9        XT_L2TP_TYPE_DATA,
  10};
  11
  12/* L2TP matching stuff */
  13struct xt_l2tp_info {
  14        __u32 tid;                      /* tunnel id */
  15        __u32 sid;                      /* session id */
  16        __u8 version;                   /* L2TP protocol version */
  17        __u8 type;                      /* L2TP packet type */
  18        __u8 flags;                     /* which fields to match */
  19};
  20
  21enum {
  22        XT_L2TP_TID     = (1 << 0),     /* match L2TP tunnel id */
  23        XT_L2TP_SID     = (1 << 1),     /* match L2TP session id */
  24        XT_L2TP_VERSION = (1 << 2),     /* match L2TP protocol version */
  25        XT_L2TP_TYPE    = (1 << 3),     /* match L2TP packet type */
  26};
  27
  28#endif /* _LINUX_NETFILTER_XT_L2TP_H */
  29