src/shared/firewall-util.h

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2 #pragma once
   3
   4 #include <stdbool.h>
   5 #include <stdint.h>
   6
   7 #include "in-addr-util.h"
   8
   9 #if HAVE_LIBIPTC
  10
  11 int fw_add_masquerade(
  12                 bool add,
  13                 int af,
  14                 int protocol,
  15                 const union in_addr_union *source,
  16                 unsigned source_prefixlen,
  17                 const char *out_interface,
  18                 const union in_addr_union *destination,
  19                 unsigned destination_prefixlen);
  20
  21 int fw_add_local_dnat(
  22                 bool add,
  23                 int af,
  24                 int protocol,
  25                 const char *in_interface,
  26                 const union in_addr_union *source,
  27                 unsigned source_prefixlen,
  28                 const union in_addr_union *destination,
  29                 unsigned destination_prefixlen,
  30                 uint16_t local_port,
  31                 const union in_addr_union *remote,
  32                 uint16_t remote_port,
  33                 const union in_addr_union *previous_remote);
  34
  35 #else
  36
  37 static inline int fw_add_masquerade(
  38                 bool add,
  39                 int af,
  40                 int protocol,
  41                 const union in_addr_union *source,
  42                 unsigned source_prefixlen,
  43                 const char *out_interface,
  44                 const union in_addr_union *destination,
  45                 unsigned destination_prefixlen) {
  46         return -EOPNOTSUPP;
  47 }
  48
  49 static inline int fw_add_local_dnat(
  50                 bool add,
  51                 int af,
  52                 int protocol,
  53                 const char *in_interface,
  54                 const union in_addr_union *source,
  55                 unsigned source_prefixlen,
  56                 const union in_addr_union *destination,
  57                 unsigned destination_prefixlen,
  58                 uint16_t local_port,
  59                 const union in_addr_union *remote,
  60                 uint16_t remote_port,
  61                 const union in_addr_union *previous_remote) {
  62         return -EOPNOTSUPP;
  63 }
  64
  65 #endif