ng_nat.h (e842c54054b846061bf92d0f8a23ee3126ede6a9) ng_nat.h (fffba935e4085724c899c44c9fb5a10dede5016e)
1/*-
2 * Copyright 2005, Gleb Smirnoff <glebius@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 39 unchanged lines hidden (view full) ---

48#define NG_NAT_LOG 0x01
49#define NG_NAT_DENY_INCOMING 0x02
50#define NG_NAT_SAME_PORTS 0x04
51#define NG_NAT_UNREGISTERED_ONLY 0x10
52#define NG_NAT_RESET_ON_ADDR_CHANGE 0x20
53#define NG_NAT_PROXY_ONLY 0x40
54#define NG_NAT_REVERSE 0x80
55
1/*-
2 * Copyright 2005, Gleb Smirnoff <glebius@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 39 unchanged lines hidden (view full) ---

48#define NG_NAT_LOG 0x01
49#define NG_NAT_DENY_INCOMING 0x02
50#define NG_NAT_SAME_PORTS 0x04
51#define NG_NAT_UNREGISTERED_ONLY 0x10
52#define NG_NAT_RESET_ON_ADDR_CHANGE 0x20
53#define NG_NAT_PROXY_ONLY 0x40
54#define NG_NAT_REVERSE 0x80
55
56#define NG_NAT_DESC_LENGTH 64
57#define NG_NAT_REDIRPROTO_ADDR (IPPROTO_MAX + 3) /* LibAlias' LINK_ADDR, also unused in in.h */
58
59/* Arguments for NGM_NAT_REDIRECT_PORT message */
60struct ng_nat_redirect_port {
61 struct in_addr local_addr;
62 struct in_addr alias_addr;
63 struct in_addr remote_addr;
64 uint16_t local_port;
65 uint16_t alias_port;
66 uint16_t remote_port;
67 uint8_t proto;
68 char description[NG_NAT_DESC_LENGTH];
69};
70
71/* Keep this in sync with the above structure definition */
72#define NG_NAT_REDIRECT_PORT_TYPE_INFO(desctype) { \
73 { "local_addr", &ng_parse_ipaddr_type }, \
74 { "alias_addr", &ng_parse_ipaddr_type }, \
75 { "remote_addr", &ng_parse_ipaddr_type }, \
76 { "local_port", &ng_parse_uint16_type }, \
77 { "alias_port", &ng_parse_uint16_type }, \
78 { "remote_port", &ng_parse_uint16_type }, \
79 { "udp", &ng_parse_uint8_type }, \
80 { "description", (desctype) }, \
81 { NULL } \
82}
83
84/* Arguments for NGM_NAT_REDIRECT_ADDR message */
85struct ng_nat_redirect_addr {
86 struct in_addr local_addr;
87 struct in_addr alias_addr;
88 char description[NG_NAT_DESC_LENGTH];
89};
90
91/* Keep this in sync with the above structure definition */
92#define NG_NAT_REDIRECT_ADDR_TYPE_INFO(desctype) { \
93 { "local_addr", &ng_parse_ipaddr_type }, \
94 { "alias_addr", &ng_parse_ipaddr_type }, \
95 { "description", (desctype) }, \
96 { NULL } \
97}
98
99/* Arguments for NGM_NAT_REDIRECT_PROTO message */
100struct ng_nat_redirect_proto {
101 struct in_addr local_addr;
102 struct in_addr alias_addr;
103 struct in_addr remote_addr;
104 uint8_t proto;
105 char description[NG_NAT_DESC_LENGTH];
106};
107
108/* Keep this in sync with the above structure definition */
109#define NG_NAT_REDIRECT_PROTO_TYPE_INFO(desctype) { \
110 { "local_addr", &ng_parse_ipaddr_type }, \
111 { "alias_addr", &ng_parse_ipaddr_type }, \
112 { "remote_addr", &ng_parse_ipaddr_type }, \
113 { "proto", &ng_parse_uint8_type }, \
114 { "description", (desctype) }, \
115 { NULL } \
116}
117
118/* Arguments for NGM_NAT_ADD_SERVER message */
119struct ng_nat_add_server {
120 uint32_t id;
121 struct in_addr addr;
122 uint16_t port;
123};
124
125/* Keep this in sync with the above structure definition */
126#define NG_NAT_ADD_SERVER_TYPE_INFO { \
127 { "id", &ng_parse_uint32_type }, \
128 { "addr", &ng_parse_ipaddr_type }, \
129 { "port", &ng_parse_uint16_type }, \
130 { NULL } \
131}
132
133/* List entry of array returned in NGM_NAT_LIST_REDIRECTS message */
134struct ng_nat_listrdrs_entry {
135 uint32_t id; /* Anything except zero */
136 struct in_addr local_addr;
137 struct in_addr alias_addr;
138 struct in_addr remote_addr;
139 uint16_t local_port;
140 uint16_t alias_port;
141 uint16_t remote_port;
142 uint16_t proto; /* Valid proto or NG_NAT_REDIRPROTO_ADDR */
143 uint16_t lsnat; /* LSNAT servers count */
144 char description[NG_NAT_DESC_LENGTH];
145};
146
147/* Keep this in sync with the above structure definition */
148#define NG_NAT_LISTRDRS_ENTRY_TYPE_INFO(desctype) { \
149 { "id", &ng_parse_uint32_type }, \
150 { "local_addr", &ng_parse_ipaddr_type }, \
151 { "alias_addr", &ng_parse_ipaddr_type }, \
152 { "remote_addr", &ng_parse_ipaddr_type }, \
153 { "local_port", &ng_parse_uint16_type }, \
154 { "alias_port", &ng_parse_uint16_type }, \
155 { "remote_port", &ng_parse_uint16_type }, \
156 { "proto", &ng_parse_uint16_type }, \
157 { "lsnat", &ng_parse_uint16_type }, \
158 { "description", (desctype) }, \
159 { NULL } \
160}
161
162/* Structure returned by NGM_NAT_LIST_REDIRECTS */
163struct ng_nat_list_redirects {
164 uint32_t total_count;
165 struct ng_nat_listrdrs_entry redirects[];
166};
167
168/* Keep this in sync with the above structure definition */
169#define NG_NAT_LIST_REDIRECTS_TYPE_INFO(redirtype) { \
170 { "total_count", &ng_parse_uint32_type }, \
171 { "redirects", (redirtype) }, \
172 { NULL } \
173}
174
56enum {
57 NGM_NAT_SET_IPADDR = 1,
58 NGM_NAT_SET_MODE,
59 NGM_NAT_SET_TARGET,
175enum {
176 NGM_NAT_SET_IPADDR = 1,
177 NGM_NAT_SET_MODE,
178 NGM_NAT_SET_TARGET,
179 NGM_NAT_REDIRECT_PORT,
180 NGM_NAT_REDIRECT_ADDR,
181 NGM_NAT_REDIRECT_PROTO,
182 NGM_NAT_REDIRECT_DYNAMIC,
183 NGM_NAT_REDIRECT_DELETE,
184 NGM_NAT_ADD_SERVER,
185 NGM_NAT_LIST_REDIRECTS,
186 NGM_NAT_PROXY_RULE,
60};
187};