Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _LINUX_XFRM_H |
| 2 | #define _LINUX_XFRM_H |
| 3 | |
| 4 | #include <linux/types.h> |
| 5 | |
| 6 | /* All of the structures in this file may not change size as they are |
| 7 | * passed into the kernel from userspace via netlink sockets. |
| 8 | */ |
| 9 | |
| 10 | /* Structure to encapsulate addresses. I do not want to use |
| 11 | * "standard" structure. My apologies. |
| 12 | */ |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 13 | typedef union { |
Al Viro | 737b576 | 2006-09-27 18:46:48 -0700 | [diff] [blame] | 14 | __be32 a4; |
| 15 | __be32 a6[4]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | } xfrm_address_t; |
| 17 | |
| 18 | /* Ident of a specific xfrm_state. It is used on input to lookup |
| 19 | * the state by (spi,daddr,ah/esp) or to store information about |
| 20 | * spi, protocol and tunnel address on output. |
| 21 | */ |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 22 | struct xfrm_id { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | xfrm_address_t daddr; |
Al Viro | e037c39 | 2006-09-27 18:47:40 -0700 | [diff] [blame] | 24 | __be32 spi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 25 | __u8 proto; |
| 26 | }; |
| 27 | |
Trent Jaeger | df71837 | 2005-12-13 23:12:27 -0800 | [diff] [blame] | 28 | struct xfrm_sec_ctx { |
| 29 | __u8 ctx_doi; |
| 30 | __u8 ctx_alg; |
| 31 | __u16 ctx_len; |
| 32 | __u32 ctx_sid; |
| 33 | char ctx_str[0]; |
| 34 | }; |
| 35 | |
| 36 | /* Security Context Domains of Interpretation */ |
| 37 | #define XFRM_SC_DOI_RESERVED 0 |
| 38 | #define XFRM_SC_DOI_LSM 1 |
| 39 | |
| 40 | /* Security Context Algorithms */ |
| 41 | #define XFRM_SC_ALG_RESERVED 0 |
| 42 | #define XFRM_SC_ALG_SELINUX 1 |
| 43 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 44 | /* Selector, used as selector both on policy rules (SPD) and SAs. */ |
| 45 | |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 46 | struct xfrm_selector { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | xfrm_address_t daddr; |
| 48 | xfrm_address_t saddr; |
Al Viro | 8f83f23 | 2006-09-27 18:46:11 -0700 | [diff] [blame] | 49 | __be16 dport; |
| 50 | __be16 dport_mask; |
| 51 | __be16 sport; |
| 52 | __be16 sport_mask; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 53 | __u16 family; |
| 54 | __u8 prefixlen_d; |
| 55 | __u8 prefixlen_s; |
| 56 | __u8 proto; |
| 57 | int ifindex; |
Arnd Bergmann | 85efde6 | 2009-02-26 00:51:39 +0100 | [diff] [blame] | 58 | __kernel_uid32_t user; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | }; |
| 60 | |
| 61 | #define XFRM_INF (~(__u64)0) |
| 62 | |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 63 | struct xfrm_lifetime_cfg { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 64 | __u64 soft_byte_limit; |
| 65 | __u64 hard_byte_limit; |
| 66 | __u64 soft_packet_limit; |
| 67 | __u64 hard_packet_limit; |
| 68 | __u64 soft_add_expires_seconds; |
| 69 | __u64 hard_add_expires_seconds; |
| 70 | __u64 soft_use_expires_seconds; |
| 71 | __u64 hard_use_expires_seconds; |
| 72 | }; |
| 73 | |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 74 | struct xfrm_lifetime_cur { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | __u64 bytes; |
| 76 | __u64 packets; |
| 77 | __u64 add_time; |
| 78 | __u64 use_time; |
| 79 | }; |
| 80 | |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 81 | struct xfrm_replay_state { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | __u32 oseq; |
| 83 | __u32 seq; |
| 84 | __u32 bitmap; |
| 85 | }; |
| 86 | |
| 87 | struct xfrm_algo { |
David S. Miller | 3f4afb6 | 2008-01-12 21:31:29 -0800 | [diff] [blame] | 88 | char alg_name[64]; |
Eric Dumazet | ba749ae | 2008-01-12 21:30:23 -0800 | [diff] [blame] | 89 | unsigned int alg_key_len; /* in bits */ |
David S. Miller | 3f4afb6 | 2008-01-12 21:31:29 -0800 | [diff] [blame] | 90 | char alg_key[0]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 91 | }; |
| 92 | |
Martin Willi | 4e242d1 | 2009-11-25 00:29:51 +0000 | [diff] [blame] | 93 | struct xfrm_algo_auth { |
| 94 | char alg_name[64]; |
| 95 | unsigned int alg_key_len; /* in bits */ |
| 96 | unsigned int alg_trunc_len; /* in bits */ |
| 97 | char alg_key[0]; |
| 98 | }; |
| 99 | |
Herbert Xu | 1a6509d | 2008-01-28 19:37:29 -0800 | [diff] [blame] | 100 | struct xfrm_algo_aead { |
Eric Dumazet | 461e6c8 | 2008-04-25 00:29:00 -0700 | [diff] [blame] | 101 | char alg_name[64]; |
| 102 | unsigned int alg_key_len; /* in bits */ |
| 103 | unsigned int alg_icv_len; /* in bits */ |
| 104 | char alg_key[0]; |
Herbert Xu | 1a6509d | 2008-01-28 19:37:29 -0800 | [diff] [blame] | 105 | }; |
| 106 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 107 | struct xfrm_stats { |
| 108 | __u32 replay_window; |
| 109 | __u32 replay; |
| 110 | __u32 integrity_failed; |
| 111 | }; |
| 112 | |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 113 | enum { |
Masahide NAKAMURA | 4e81bb8 | 2006-08-23 22:43:30 -0700 | [diff] [blame] | 114 | XFRM_POLICY_TYPE_MAIN = 0, |
| 115 | XFRM_POLICY_TYPE_SUB = 1, |
Timo Teras | 4c563f7 | 2008-02-28 21:31:08 -0800 | [diff] [blame] | 116 | XFRM_POLICY_TYPE_MAX = 2, |
| 117 | XFRM_POLICY_TYPE_ANY = 255 |
Masahide NAKAMURA | 4e81bb8 | 2006-08-23 22:43:30 -0700 | [diff] [blame] | 118 | }; |
| 119 | |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 120 | enum { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 121 | XFRM_POLICY_IN = 0, |
| 122 | XFRM_POLICY_OUT = 1, |
| 123 | XFRM_POLICY_FWD = 2, |
Herbert Xu | d5422ef | 2007-12-12 10:44:16 -0800 | [diff] [blame] | 124 | XFRM_POLICY_MASK = 3, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 125 | XFRM_POLICY_MAX = 3 |
| 126 | }; |
| 127 | |
Eric Dumazet | d94d9fe | 2009-11-04 09:50:58 -0800 | [diff] [blame] | 128 | enum { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 129 | XFRM_SHARE_ANY, /* No limitations */ |
| 130 | XFRM_SHARE_SESSION, /* For this session only */ |
| 131 | XFRM_SHARE_USER, /* For this user only */ |
| 132 | XFRM_SHARE_UNIQUE /* Use once */ |
| 133 | }; |
| 134 | |
Herbert Xu | b59f45d | 2006-05-27 23:05:54 -0700 | [diff] [blame] | 135 | #define XFRM_MODE_TRANSPORT 0 |
| 136 | #define XFRM_MODE_TUNNEL 1 |
Masahide NAKAMURA | 7e49e6d | 2006-09-22 15:05:15 -0700 | [diff] [blame] | 137 | #define XFRM_MODE_ROUTEOPTIMIZATION 2 |
| 138 | #define XFRM_MODE_IN_TRIGGER 3 |
Diego Beltrami | 0a69452 | 2006-10-03 23:47:05 -0700 | [diff] [blame] | 139 | #define XFRM_MODE_BEET 4 |
| 140 | #define XFRM_MODE_MAX 5 |
Herbert Xu | b59f45d | 2006-05-27 23:05:54 -0700 | [diff] [blame] | 141 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | /* Netlink configuration messages. */ |
| 143 | enum { |
| 144 | XFRM_MSG_BASE = 0x10, |
| 145 | |
| 146 | XFRM_MSG_NEWSA = 0x10, |
| 147 | #define XFRM_MSG_NEWSA XFRM_MSG_NEWSA |
| 148 | XFRM_MSG_DELSA, |
| 149 | #define XFRM_MSG_DELSA XFRM_MSG_DELSA |
| 150 | XFRM_MSG_GETSA, |
| 151 | #define XFRM_MSG_GETSA XFRM_MSG_GETSA |
| 152 | |
| 153 | XFRM_MSG_NEWPOLICY, |
| 154 | #define XFRM_MSG_NEWPOLICY XFRM_MSG_NEWPOLICY |
| 155 | XFRM_MSG_DELPOLICY, |
| 156 | #define XFRM_MSG_DELPOLICY XFRM_MSG_DELPOLICY |
| 157 | XFRM_MSG_GETPOLICY, |
| 158 | #define XFRM_MSG_GETPOLICY XFRM_MSG_GETPOLICY |
| 159 | |
| 160 | XFRM_MSG_ALLOCSPI, |
| 161 | #define XFRM_MSG_ALLOCSPI XFRM_MSG_ALLOCSPI |
| 162 | XFRM_MSG_ACQUIRE, |
| 163 | #define XFRM_MSG_ACQUIRE XFRM_MSG_ACQUIRE |
| 164 | XFRM_MSG_EXPIRE, |
| 165 | #define XFRM_MSG_EXPIRE XFRM_MSG_EXPIRE |
| 166 | |
| 167 | XFRM_MSG_UPDPOLICY, |
| 168 | #define XFRM_MSG_UPDPOLICY XFRM_MSG_UPDPOLICY |
| 169 | XFRM_MSG_UPDSA, |
| 170 | #define XFRM_MSG_UPDSA XFRM_MSG_UPDSA |
| 171 | |
| 172 | XFRM_MSG_POLEXPIRE, |
| 173 | #define XFRM_MSG_POLEXPIRE XFRM_MSG_POLEXPIRE |
| 174 | |
| 175 | XFRM_MSG_FLUSHSA, |
| 176 | #define XFRM_MSG_FLUSHSA XFRM_MSG_FLUSHSA |
| 177 | XFRM_MSG_FLUSHPOLICY, |
| 178 | #define XFRM_MSG_FLUSHPOLICY XFRM_MSG_FLUSHPOLICY |
| 179 | |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 180 | XFRM_MSG_NEWAE, |
| 181 | #define XFRM_MSG_NEWAE XFRM_MSG_NEWAE |
| 182 | XFRM_MSG_GETAE, |
| 183 | #define XFRM_MSG_GETAE XFRM_MSG_GETAE |
Masahide NAKAMURA | 97a64b4 | 2006-08-23 20:44:06 -0700 | [diff] [blame] | 184 | |
| 185 | XFRM_MSG_REPORT, |
| 186 | #define XFRM_MSG_REPORT XFRM_MSG_REPORT |
| 187 | |
Shinta Sugimoto | 80c9aba | 2007-02-08 13:11:42 -0800 | [diff] [blame] | 188 | XFRM_MSG_MIGRATE, |
| 189 | #define XFRM_MSG_MIGRATE XFRM_MSG_MIGRATE |
| 190 | |
Jamal Hadi Salim | 28d8909 | 2007-04-26 00:10:29 -0700 | [diff] [blame] | 191 | XFRM_MSG_NEWSADINFO, |
| 192 | #define XFRM_MSG_NEWSADINFO XFRM_MSG_NEWSADINFO |
| 193 | XFRM_MSG_GETSADINFO, |
| 194 | #define XFRM_MSG_GETSADINFO XFRM_MSG_GETSADINFO |
Jamal Hadi Salim | ecfd6b1 | 2007-04-28 21:20:32 -0700 | [diff] [blame] | 195 | |
| 196 | XFRM_MSG_NEWSPDINFO, |
| 197 | #define XFRM_MSG_NEWSPDINFO XFRM_MSG_NEWSPDINFO |
| 198 | XFRM_MSG_GETSPDINFO, |
| 199 | #define XFRM_MSG_GETSPDINFO XFRM_MSG_GETSPDINFO |
Martin Willi | 3a2dfbe | 2008-10-28 16:01:07 -0700 | [diff] [blame] | 200 | |
| 201 | XFRM_MSG_MAPPING, |
| 202 | #define XFRM_MSG_MAPPING XFRM_MSG_MAPPING |
Thomas Graf | 526bdb8 | 2005-05-03 14:26:01 -0700 | [diff] [blame] | 203 | __XFRM_MSG_MAX |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 204 | }; |
Thomas Graf | 526bdb8 | 2005-05-03 14:26:01 -0700 | [diff] [blame] | 205 | #define XFRM_MSG_MAX (__XFRM_MSG_MAX - 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 206 | |
Thomas Graf | 492b558 | 2005-05-03 14:26:40 -0700 | [diff] [blame] | 207 | #define XFRM_NR_MSGTYPES (XFRM_MSG_MAX + 1 - XFRM_MSG_BASE) |
| 208 | |
Trent Jaeger | df71837 | 2005-12-13 23:12:27 -0800 | [diff] [blame] | 209 | /* |
| 210 | * Generic LSM security context for comunicating to user space |
| 211 | * NOTE: Same format as sadb_x_sec_ctx |
| 212 | */ |
| 213 | struct xfrm_user_sec_ctx { |
| 214 | __u16 len; |
| 215 | __u16 exttype; |
| 216 | __u8 ctx_alg; /* LSMs: e.g., selinux == 1 */ |
| 217 | __u8 ctx_doi; |
| 218 | __u16 ctx_len; |
| 219 | }; |
| 220 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 221 | struct xfrm_user_tmpl { |
| 222 | struct xfrm_id id; |
| 223 | __u16 family; |
| 224 | xfrm_address_t saddr; |
| 225 | __u32 reqid; |
| 226 | __u8 mode; |
| 227 | __u8 share; |
| 228 | __u8 optional; |
| 229 | __u32 aalgos; |
| 230 | __u32 ealgos; |
| 231 | __u32 calgos; |
| 232 | }; |
| 233 | |
| 234 | struct xfrm_encap_tmpl { |
| 235 | __u16 encap_type; |
Al Viro | d5a0a1e | 2006-11-08 00:23:14 -0800 | [diff] [blame] | 236 | __be16 encap_sport; |
| 237 | __be16 encap_dport; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 238 | xfrm_address_t encap_oa; |
| 239 | }; |
| 240 | |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 241 | /* AEVENT flags */ |
| 242 | enum xfrm_ae_ftype_t { |
| 243 | XFRM_AE_UNSPEC, |
| 244 | XFRM_AE_RTHR=1, /* replay threshold*/ |
| 245 | XFRM_AE_RVAL=2, /* replay value */ |
| 246 | XFRM_AE_LVAL=4, /* lifetime value */ |
| 247 | XFRM_AE_ETHR=8, /* expiry timer threshold */ |
| 248 | XFRM_AE_CR=16, /* Event cause is replay update */ |
| 249 | XFRM_AE_CE=32, /* Event cause is timer expiry */ |
| 250 | XFRM_AE_CU=64, /* Event cause is policy update */ |
| 251 | __XFRM_AE_MAX |
| 252 | |
| 253 | #define XFRM_AE_MAX (__XFRM_AE_MAX - 1) |
| 254 | }; |
| 255 | |
Masahide NAKAMURA | f7b6983 | 2006-08-23 22:49:28 -0700 | [diff] [blame] | 256 | struct xfrm_userpolicy_type { |
| 257 | __u8 type; |
| 258 | __u16 reserved1; |
| 259 | __u8 reserved2; |
| 260 | }; |
| 261 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 262 | /* Netlink message attributes. */ |
| 263 | enum xfrm_attr_type_t { |
| 264 | XFRMA_UNSPEC, |
| 265 | XFRMA_ALG_AUTH, /* struct xfrm_algo */ |
| 266 | XFRMA_ALG_CRYPT, /* struct xfrm_algo */ |
| 267 | XFRMA_ALG_COMP, /* struct xfrm_algo */ |
| 268 | XFRMA_ENCAP, /* struct xfrm_algo + struct xfrm_encap_tmpl */ |
| 269 | XFRMA_TMPL, /* 1 or more struct xfrm_user_tmpl */ |
Jamal Hadi Salim | bf825f8 | 2010-02-22 11:32:54 +0000 | [diff] [blame^] | 270 | XFRMA_SA, /* struct xfrm_usersa_info */ |
| 271 | XFRMA_POLICY, /*struct xfrm_userpolicy_info */ |
Trent Jaeger | df71837 | 2005-12-13 23:12:27 -0800 | [diff] [blame] | 272 | XFRMA_SEC_CTX, /* struct xfrm_sec_ctx */ |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 273 | XFRMA_LTIME_VAL, |
| 274 | XFRMA_REPLAY_VAL, |
| 275 | XFRMA_REPLAY_THRESH, |
| 276 | XFRMA_ETIMER_THRESH, |
Masahide NAKAMURA | eb2971b | 2006-08-23 17:56:04 -0700 | [diff] [blame] | 277 | XFRMA_SRCADDR, /* xfrm_address_t */ |
Noriaki TAKAMIYA | 060f02a | 2006-08-23 18:18:55 -0700 | [diff] [blame] | 278 | XFRMA_COADDR, /* xfrm_address_t */ |
Jamal Hadi Salim | bf825f8 | 2010-02-22 11:32:54 +0000 | [diff] [blame^] | 279 | XFRMA_LASTUSED, /* unsigned long */ |
Masahide NAKAMURA | f7b6983 | 2006-08-23 22:49:28 -0700 | [diff] [blame] | 280 | XFRMA_POLICY_TYPE, /* struct xfrm_userpolicy_type */ |
Shinta Sugimoto | 80c9aba | 2007-02-08 13:11:42 -0800 | [diff] [blame] | 281 | XFRMA_MIGRATE, |
Herbert Xu | 1a6509d | 2008-01-28 19:37:29 -0800 | [diff] [blame] | 282 | XFRMA_ALG_AEAD, /* struct xfrm_algo_aead */ |
Arnaud Ebalard | 13c1d18 | 2008-10-05 13:33:42 -0700 | [diff] [blame] | 283 | XFRMA_KMADDRESS, /* struct xfrm_user_kmaddress */ |
Martin Willi | 4e242d1 | 2009-11-25 00:29:51 +0000 | [diff] [blame] | 284 | XFRMA_ALG_AUTH_TRUNC, /* struct xfrm_algo_auth */ |
Jamal Hadi Salim | bf825f8 | 2010-02-22 11:32:54 +0000 | [diff] [blame^] | 285 | XFRMA_MARK, /* struct xfrm_mark */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 286 | __XFRMA_MAX |
| 287 | |
| 288 | #define XFRMA_MAX (__XFRMA_MAX - 1) |
| 289 | }; |
| 290 | |
Jamal Hadi Salim | bf825f8 | 2010-02-22 11:32:54 +0000 | [diff] [blame^] | 291 | struct xfrm_mark { |
| 292 | __u32 v; /* value */ |
| 293 | __u32 m; /* mask */ |
| 294 | }; |
| 295 | |
Jamal Hadi Salim | 28d8909 | 2007-04-26 00:10:29 -0700 | [diff] [blame] | 296 | enum xfrm_sadattr_type_t { |
| 297 | XFRMA_SAD_UNSPEC, |
Jamal Hadi Salim | af11e31 | 2007-05-04 12:55:13 -0700 | [diff] [blame] | 298 | XFRMA_SAD_CNT, |
| 299 | XFRMA_SAD_HINFO, |
Jamal Hadi Salim | 28d8909 | 2007-04-26 00:10:29 -0700 | [diff] [blame] | 300 | __XFRMA_SAD_MAX |
| 301 | |
| 302 | #define XFRMA_SAD_MAX (__XFRMA_SAD_MAX - 1) |
| 303 | }; |
| 304 | |
Jamal Hadi Salim | af11e31 | 2007-05-04 12:55:13 -0700 | [diff] [blame] | 305 | struct xfrmu_sadhinfo { |
| 306 | __u32 sadhcnt; /* current hash bkts */ |
| 307 | __u32 sadhmcnt; /* max allowed hash bkts */ |
| 308 | }; |
| 309 | |
Jamal Hadi Salim | ecfd6b1 | 2007-04-28 21:20:32 -0700 | [diff] [blame] | 310 | enum xfrm_spdattr_type_t { |
| 311 | XFRMA_SPD_UNSPEC, |
Jamal Hadi Salim | 5a6d341 | 2007-05-04 12:55:39 -0700 | [diff] [blame] | 312 | XFRMA_SPD_INFO, |
| 313 | XFRMA_SPD_HINFO, |
Jamal Hadi Salim | ecfd6b1 | 2007-04-28 21:20:32 -0700 | [diff] [blame] | 314 | __XFRMA_SPD_MAX |
| 315 | |
| 316 | #define XFRMA_SPD_MAX (__XFRMA_SPD_MAX - 1) |
| 317 | }; |
| 318 | |
Jamal Hadi Salim | 5a6d341 | 2007-05-04 12:55:39 -0700 | [diff] [blame] | 319 | struct xfrmu_spdinfo { |
| 320 | __u32 incnt; |
| 321 | __u32 outcnt; |
| 322 | __u32 fwdcnt; |
| 323 | __u32 inscnt; |
| 324 | __u32 outscnt; |
| 325 | __u32 fwdscnt; |
| 326 | }; |
| 327 | |
| 328 | struct xfrmu_spdhinfo { |
| 329 | __u32 spdhcnt; |
| 330 | __u32 spdhmcnt; |
| 331 | }; |
| 332 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 333 | struct xfrm_usersa_info { |
| 334 | struct xfrm_selector sel; |
| 335 | struct xfrm_id id; |
| 336 | xfrm_address_t saddr; |
| 337 | struct xfrm_lifetime_cfg lft; |
| 338 | struct xfrm_lifetime_cur curlft; |
| 339 | struct xfrm_stats stats; |
| 340 | __u32 seq; |
| 341 | __u32 reqid; |
| 342 | __u16 family; |
Masahide NAKAMURA | 7e49e6d | 2006-09-22 15:05:15 -0700 | [diff] [blame] | 343 | __u8 mode; /* XFRM_MODE_xxx */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 344 | __u8 replay_window; |
| 345 | __u8 flags; |
| 346 | #define XFRM_STATE_NOECN 1 |
| 347 | #define XFRM_STATE_DECAP_DSCP 2 |
Herbert Xu | dd87147 | 2005-06-20 13:21:43 -0700 | [diff] [blame] | 348 | #define XFRM_STATE_NOPMTUDISC 4 |
Masahide NAKAMURA | fbd9a5b | 2006-08-23 18:08:21 -0700 | [diff] [blame] | 349 | #define XFRM_STATE_WILDRECV 8 |
Herbert Xu | 8b7817f | 2007-12-12 10:44:43 -0800 | [diff] [blame] | 350 | #define XFRM_STATE_ICMP 16 |
Steffen Klassert | ccf9b3b | 2008-07-10 16:55:37 -0700 | [diff] [blame] | 351 | #define XFRM_STATE_AF_UNSPEC 32 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 352 | }; |
| 353 | |
| 354 | struct xfrm_usersa_id { |
| 355 | xfrm_address_t daddr; |
Al Viro | 9916ecb | 2006-09-27 18:48:48 -0700 | [diff] [blame] | 356 | __be32 spi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 357 | __u16 family; |
| 358 | __u8 proto; |
| 359 | }; |
| 360 | |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 361 | struct xfrm_aevent_id { |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 362 | struct xfrm_usersa_id sa_id; |
Jamal Hadi Salim | 2b5f6dc | 2006-12-02 22:22:25 -0800 | [diff] [blame] | 363 | xfrm_address_t saddr; |
Jamal Hadi Salim | 4bf07ef | 2006-03-20 21:25:50 -0800 | [diff] [blame] | 364 | __u32 flags; |
Jamal Hadi Salim | 2b5f6dc | 2006-12-02 22:22:25 -0800 | [diff] [blame] | 365 | __u32 reqid; |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 366 | }; |
| 367 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 368 | struct xfrm_userspi_info { |
| 369 | struct xfrm_usersa_info info; |
| 370 | __u32 min; |
| 371 | __u32 max; |
| 372 | }; |
| 373 | |
| 374 | struct xfrm_userpolicy_info { |
| 375 | struct xfrm_selector sel; |
| 376 | struct xfrm_lifetime_cfg lft; |
| 377 | struct xfrm_lifetime_cur curlft; |
| 378 | __u32 priority; |
| 379 | __u32 index; |
| 380 | __u8 dir; |
| 381 | __u8 action; |
| 382 | #define XFRM_POLICY_ALLOW 0 |
| 383 | #define XFRM_POLICY_BLOCK 1 |
| 384 | __u8 flags; |
| 385 | #define XFRM_POLICY_LOCALOK 1 /* Allow user to override global policy */ |
Herbert Xu | 8b7817f | 2007-12-12 10:44:43 -0800 | [diff] [blame] | 386 | /* Automatically expand selector to include matching ICMP payloads. */ |
| 387 | #define XFRM_POLICY_ICMP 2 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 388 | __u8 share; |
| 389 | }; |
| 390 | |
| 391 | struct xfrm_userpolicy_id { |
| 392 | struct xfrm_selector sel; |
| 393 | __u32 index; |
| 394 | __u8 dir; |
| 395 | }; |
| 396 | |
| 397 | struct xfrm_user_acquire { |
| 398 | struct xfrm_id id; |
| 399 | xfrm_address_t saddr; |
| 400 | struct xfrm_selector sel; |
| 401 | struct xfrm_userpolicy_info policy; |
| 402 | __u32 aalgos; |
| 403 | __u32 ealgos; |
| 404 | __u32 calgos; |
| 405 | __u32 seq; |
| 406 | }; |
| 407 | |
| 408 | struct xfrm_user_expire { |
| 409 | struct xfrm_usersa_info state; |
| 410 | __u8 hard; |
| 411 | }; |
| 412 | |
| 413 | struct xfrm_user_polexpire { |
| 414 | struct xfrm_userpolicy_info pol; |
| 415 | __u8 hard; |
| 416 | }; |
| 417 | |
| 418 | struct xfrm_usersa_flush { |
| 419 | __u8 proto; |
| 420 | }; |
| 421 | |
Masahide NAKAMURA | 97a64b4 | 2006-08-23 20:44:06 -0700 | [diff] [blame] | 422 | struct xfrm_user_report { |
| 423 | __u8 proto; |
| 424 | struct xfrm_selector sel; |
| 425 | }; |
| 426 | |
Arnaud Ebalard | 13c1d18 | 2008-10-05 13:33:42 -0700 | [diff] [blame] | 427 | /* Used by MIGRATE to pass addresses IKE should use to perform |
| 428 | * SA negotiation with the peer */ |
| 429 | struct xfrm_user_kmaddress { |
| 430 | xfrm_address_t local; |
| 431 | xfrm_address_t remote; |
| 432 | __u32 reserved; |
| 433 | __u16 family; |
| 434 | }; |
| 435 | |
Shinta Sugimoto | 80c9aba | 2007-02-08 13:11:42 -0800 | [diff] [blame] | 436 | struct xfrm_user_migrate { |
| 437 | xfrm_address_t old_daddr; |
| 438 | xfrm_address_t old_saddr; |
| 439 | xfrm_address_t new_daddr; |
| 440 | xfrm_address_t new_saddr; |
| 441 | __u8 proto; |
| 442 | __u8 mode; |
| 443 | __u16 reserved; |
| 444 | __u32 reqid; |
| 445 | __u16 old_family; |
| 446 | __u16 new_family; |
| 447 | }; |
| 448 | |
Martin Willi | 3a2dfbe | 2008-10-28 16:01:07 -0700 | [diff] [blame] | 449 | struct xfrm_user_mapping { |
| 450 | struct xfrm_usersa_id id; |
| 451 | __u32 reqid; |
| 452 | xfrm_address_t old_saddr; |
| 453 | xfrm_address_t new_saddr; |
| 454 | __be16 old_sport; |
| 455 | __be16 new_sport; |
| 456 | }; |
| 457 | |
Patrick McHardy | ac6d439 | 2005-08-14 19:29:52 -0700 | [diff] [blame] | 458 | #ifndef __KERNEL__ |
| 459 | /* backwards compatibility for userspace */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 460 | #define XFRMGRP_ACQUIRE 1 |
| 461 | #define XFRMGRP_EXPIRE 2 |
Jamal Hadi Salim | 26b15da | 2005-06-18 22:42:13 -0700 | [diff] [blame] | 462 | #define XFRMGRP_SA 4 |
| 463 | #define XFRMGRP_POLICY 8 |
J Hadi Salim | 93366c5 | 2006-12-08 00:12:15 -0800 | [diff] [blame] | 464 | #define XFRMGRP_REPORT 0x20 |
Patrick McHardy | ac6d439 | 2005-08-14 19:29:52 -0700 | [diff] [blame] | 465 | #endif |
| 466 | |
| 467 | enum xfrm_nlgroups { |
| 468 | XFRMNLGRP_NONE, |
| 469 | #define XFRMNLGRP_NONE XFRMNLGRP_NONE |
| 470 | XFRMNLGRP_ACQUIRE, |
| 471 | #define XFRMNLGRP_ACQUIRE XFRMNLGRP_ACQUIRE |
| 472 | XFRMNLGRP_EXPIRE, |
| 473 | #define XFRMNLGRP_EXPIRE XFRMNLGRP_EXPIRE |
| 474 | XFRMNLGRP_SA, |
| 475 | #define XFRMNLGRP_SA XFRMNLGRP_SA |
| 476 | XFRMNLGRP_POLICY, |
| 477 | #define XFRMNLGRP_POLICY XFRMNLGRP_POLICY |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 478 | XFRMNLGRP_AEVENTS, |
| 479 | #define XFRMNLGRP_AEVENTS XFRMNLGRP_AEVENTS |
Masahide NAKAMURA | 97a64b4 | 2006-08-23 20:44:06 -0700 | [diff] [blame] | 480 | XFRMNLGRP_REPORT, |
| 481 | #define XFRMNLGRP_REPORT XFRMNLGRP_REPORT |
Shinta Sugimoto | 80c9aba | 2007-02-08 13:11:42 -0800 | [diff] [blame] | 482 | XFRMNLGRP_MIGRATE, |
| 483 | #define XFRMNLGRP_MIGRATE XFRMNLGRP_MIGRATE |
Martin Willi | 3a2dfbe | 2008-10-28 16:01:07 -0700 | [diff] [blame] | 484 | XFRMNLGRP_MAPPING, |
| 485 | #define XFRMNLGRP_MAPPING XFRMNLGRP_MAPPING |
Patrick McHardy | ac6d439 | 2005-08-14 19:29:52 -0700 | [diff] [blame] | 486 | __XFRMNLGRP_MAX |
| 487 | }; |
| 488 | #define XFRMNLGRP_MAX (__XFRMNLGRP_MAX - 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 489 | |
| 490 | #endif /* _LINUX_XFRM_H */ |