net/netfilter/nf_internals.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _NF_INTERNALS_H
   3 #define _NF_INTERNALS_H
   4
   5 #include <linux/list.h>
   6 #include <linux/skbuff.h>
   7 #include <linux/netdevice.h>
   8
   9 /* nf_conntrack_netlink.c: applied on tuple filters */
  10 #define CTA_FILTER_F_CTA_IP_SRC                 (1 << 0)
  11 #define CTA_FILTER_F_CTA_IP_DST                 (1 << 1)
  12 #define CTA_FILTER_F_CTA_TUPLE_ZONE             (1 << 2)
  13 #define CTA_FILTER_F_CTA_PROTO_NUM              (1 << 3)
  14 #define CTA_FILTER_F_CTA_PROTO_SRC_PORT         (1 << 4)
  15 #define CTA_FILTER_F_CTA_PROTO_DST_PORT         (1 << 5)
  16 #define CTA_FILTER_F_CTA_PROTO_ICMP_TYPE        (1 << 6)
  17 #define CTA_FILTER_F_CTA_PROTO_ICMP_CODE        (1 << 7)
  18 #define CTA_FILTER_F_CTA_PROTO_ICMP_ID          (1 << 8)
  19 #define CTA_FILTER_F_CTA_PROTO_ICMPV6_TYPE      (1 << 9)
  20 #define CTA_FILTER_F_CTA_PROTO_ICMPV6_CODE      (1 << 10)
  21 #define CTA_FILTER_F_CTA_PROTO_ICMPV6_ID        (1 << 11)
  22 #define CTA_FILTER_F_MAX                        (1 << 12)
  23 #define CTA_FILTER_F_ALL                        (CTA_FILTER_F_MAX-1)
  24 #define CTA_FILTER_FLAG(ctattr) CTA_FILTER_F_ ## ctattr
  25
  26 /* nf_queue.c */
  27 void nf_queue_nf_hook_drop(struct net *net);
  28
  29 /* nf_log.c */
  30 int __init netfilter_log_init(void);
  31
  32 /* core.c */
  33 void nf_hook_entries_delete_raw(struct nf_hook_entries __rcu **pp,
  34                                 const struct nf_hook_ops *reg);
  35 int nf_hook_entries_insert_raw(struct nf_hook_entries __rcu **pp,
  36                                 const struct nf_hook_ops *reg);
  37 #endif