/*- * Copyright 2005, Gleb Smirnoff * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #define NG_NAT_NODE_TYPE "nat" #define NGM_NAT_COOKIE 1107718711 #define NG_NAT_HOOK_IN "in" #define NG_NAT_HOOK_OUT "out" /* Arguments for NGM_NAT_SET_MODE message */ struct ng_nat_mode { uint32_t flags; uint32_t mask; }; /* Keep this in sync with the above structure definition */ #define NG_NAT_MODE_INFO { \ { "flags", &ng_parse_uint32_type }, \ { "mask", &ng_parse_uint32_type }, \ { NULL } \ } #define NG_NAT_LOG 0x01 #define NG_NAT_DENY_INCOMING 0x02 #define NG_NAT_SAME_PORTS 0x04 #define NG_NAT_UNREGISTERED_ONLY 0x10 #define NG_NAT_RESET_ON_ADDR_CHANGE 0x20 #define NG_NAT_PROXY_ONLY 0x40 #define NG_NAT_REVERSE 0x80 #define NG_NAT_DESC_LENGTH 64 #define NG_NAT_REDIRPROTO_ADDR (IPPROTO_MAX + 3) /* LibAlias' LINK_ADDR, also unused in in.h */ /* Arguments for NGM_NAT_REDIRECT_PORT message */ struct ng_nat_redirect_port { struct in_addr local_addr; struct in_addr alias_addr; struct in_addr remote_addr; uint16_t local_port; uint16_t alias_port; uint16_t remote_port; uint8_t proto; char description[NG_NAT_DESC_LENGTH]; }; /* Keep this in sync with the above structure definition */ #define NG_NAT_REDIRECT_PORT_TYPE_INFO(desctype) { \ { "local_addr", &ng_parse_ipaddr_type }, \ { "alias_addr", &ng_parse_ipaddr_type }, \ { "remote_addr", &ng_parse_ipaddr_type }, \ { "local_port", &ng_parse_uint16_type }, \ { "alias_port", &ng_parse_uint16_type }, \ { "remote_port", &ng_parse_uint16_type }, \ { "proto", &ng_parse_uint8_type }, \ { "description", (desctype) }, \ { NULL } \ } /* Arguments for NGM_NAT_REDIRECT_ADDR message */ struct ng_nat_redirect_addr { struct in_addr local_addr; struct in_addr alias_addr; char description[NG_NAT_DESC_LENGTH]; }; /* Keep this in sync with the above structure definition */ #define NG_NAT_REDIRECT_ADDR_TYPE_INFO(desctype) { \ { "local_addr", &ng_parse_ipaddr_type }, \ { "alias_addr", &ng_parse_ipaddr_type }, \ { "description", (desctype) }, \ { NULL } \ } /* Arguments for NGM_NAT_REDIRECT_PROTO message */ struct ng_nat_redirect_proto { struct in_addr local_addr; struct in_addr alias_addr; struct in_addr remote_addr; uint8_t proto; char description[NG_NAT_DESC_LENGTH]; }; /* Keep this in sync with the above structure definition */ #define NG_NAT_REDIRECT_PROTO_TYPE_INFO(desctype) { \ { "local_addr", &ng_parse_ipaddr_type }, \ { "alias_addr", &ng_parse_ipaddr_type }, \ { "remote_addr", &ng_parse_ipaddr_type }, \ { "proto", &ng_parse_uint8_type }, \ { "description", (desctype) }, \ { NULL } \ } /* Arguments for NGM_NAT_ADD_SERVER message */ struct ng_nat_add_server { uint32_t id; struct in_addr addr; uint16_t port; }; /* Keep this in sync with the above structure definition */ #define NG_NAT_ADD_SERVER_TYPE_INFO { \ { "id", &ng_parse_uint32_type }, \ { "addr", &ng_parse_ipaddr_type }, \ { "port", &ng_parse_uint16_type }, \ { NULL } \ } /* List entry of array returned in NGM_NAT_LIST_REDIRECTS message */ struct ng_nat_listrdrs_entry { uint32_t id; /* Anything except zero */ struct in_addr local_addr; struct in_addr alias_addr; struct in_addr remote_addr; uint16_t local_port; uint16_t alias_port; uint16_t remote_port; uint16_t proto; /* Valid proto or NG_NAT_REDIRPROTO_ADDR */ uint16_t lsnat; /* LSNAT servers count */ char description[NG_NAT_DESC_LENGTH]; }; /* Keep this in sync with the above structure definition */ #define NG_NAT_LISTRDRS_ENTRY_TYPE_INFO(desctype) { \ { "id", &ng_parse_uint32_type }, \ { "local_addr", &ng_parse_ipaddr_type }, \ { "alias_addr", &ng_parse_ipaddr_type }, \ { "remote_addr", &ng_parse_ipaddr_type }, \ { "local_port", &ng_parse_uint16_type }, \ { "alias_port", &ng_parse_uint16_type }, \ { "remote_port", &ng_parse_uint16_type }, \ { "proto", &ng_parse_uint16_type }, \ { "lsnat", &ng_parse_uint16_type }, \ { "description", (desctype) }, \ { NULL } \ } /* Structure returned by NGM_NAT_LIST_REDIRECTS */ struct ng_nat_list_redirects { uint32_t total_count; struct ng_nat_listrdrs_entry redirects[]; }; /* Keep this in sync with the above structure definition */ #define NG_NAT_LIST_REDIRECTS_TYPE_INFO(redirtype) { \ { "total_count", &ng_parse_uint32_type }, \ { "redirects", (redirtype) }, \ { NULL } \ } /* Structure returned by NGM_NAT_LIBALIAS_INFO */ struct ng_nat_libalias_info { uint32_t icmpLinkCount; uint32_t udpLinkCount; uint32_t tcpLinkCount; uint32_t sctpLinkCount; uint32_t pptpLinkCount; uint32_t protoLinkCount; uint32_t fragmentIdLinkCount; uint32_t fragmentPtrLinkCount; uint32_t sockCount; }; /* Keep this in sync with the above structure definition */ #define NG_NAT_LIBALIAS_INFO { \ { "icmpLinkCount", &ng_parse_uint32_type }, \ { "udpLinkCount", &ng_parse_uint32_type }, \ { "tcpLinkCount", &ng_parse_uint32_type }, \ { "sctpLinkCount", &ng_parse_uint32_type }, \ { "pptpLinkCount", &ng_parse_uint32_type }, \ { "protoLinkCount", &ng_parse_uint32_type }, \ { "fragmentIdLinkCount", &ng_parse_uint32_type }, \ { "fragmentPtrLinkCount", &ng_parse_uint32_type }, \ { "sockCount", &ng_parse_uint32_type }, \ { NULL } \ } enum { NGM_NAT_SET_IPADDR = 1, NGM_NAT_SET_MODE, NGM_NAT_SET_TARGET, NGM_NAT_REDIRECT_PORT, NGM_NAT_REDIRECT_ADDR, NGM_NAT_REDIRECT_PROTO, NGM_NAT_REDIRECT_DYNAMIC, NGM_NAT_REDIRECT_DELETE, NGM_NAT_ADD_SERVER, NGM_NAT_LIST_REDIRECTS, NGM_NAT_PROXY_RULE, NGM_NAT_LIBALIAS_INFO, };