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 | */ |
| 13 | typedef union |
| 14 | { |
Al Viro | 737b576 | 2006-09-27 18:46:48 -0700 | [diff] [blame] | 15 | __be32 a4; |
| 16 | __be32 a6[4]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | } xfrm_address_t; |
| 18 | |
| 19 | /* Ident of a specific xfrm_state. It is used on input to lookup |
| 20 | * the state by (spi,daddr,ah/esp) or to store information about |
| 21 | * spi, protocol and tunnel address on output. |
| 22 | */ |
| 23 | struct xfrm_id |
| 24 | { |
| 25 | xfrm_address_t daddr; |
Al Viro | e037c39 | 2006-09-27 18:47:40 -0700 | [diff] [blame] | 26 | __be32 spi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | __u8 proto; |
| 28 | }; |
| 29 | |
Trent Jaeger | df71837 | 2005-12-13 23:12:27 -0800 | [diff] [blame] | 30 | struct xfrm_sec_ctx { |
| 31 | __u8 ctx_doi; |
| 32 | __u8 ctx_alg; |
| 33 | __u16 ctx_len; |
| 34 | __u32 ctx_sid; |
| 35 | char ctx_str[0]; |
| 36 | }; |
| 37 | |
| 38 | /* Security Context Domains of Interpretation */ |
| 39 | #define XFRM_SC_DOI_RESERVED 0 |
| 40 | #define XFRM_SC_DOI_LSM 1 |
| 41 | |
| 42 | /* Security Context Algorithms */ |
| 43 | #define XFRM_SC_ALG_RESERVED 0 |
| 44 | #define XFRM_SC_ALG_SELINUX 1 |
| 45 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | /* Selector, used as selector both on policy rules (SPD) and SAs. */ |
| 47 | |
| 48 | struct xfrm_selector |
| 49 | { |
| 50 | xfrm_address_t daddr; |
| 51 | xfrm_address_t saddr; |
Al Viro | 8f83f23 | 2006-09-27 18:46:11 -0700 | [diff] [blame] | 52 | __be16 dport; |
| 53 | __be16 dport_mask; |
| 54 | __be16 sport; |
| 55 | __be16 sport_mask; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 56 | __u16 family; |
| 57 | __u8 prefixlen_d; |
| 58 | __u8 prefixlen_s; |
| 59 | __u8 proto; |
| 60 | int ifindex; |
| 61 | uid_t user; |
| 62 | }; |
| 63 | |
| 64 | #define XFRM_INF (~(__u64)0) |
| 65 | |
| 66 | struct xfrm_lifetime_cfg |
| 67 | { |
| 68 | __u64 soft_byte_limit; |
| 69 | __u64 hard_byte_limit; |
| 70 | __u64 soft_packet_limit; |
| 71 | __u64 hard_packet_limit; |
| 72 | __u64 soft_add_expires_seconds; |
| 73 | __u64 hard_add_expires_seconds; |
| 74 | __u64 soft_use_expires_seconds; |
| 75 | __u64 hard_use_expires_seconds; |
| 76 | }; |
| 77 | |
| 78 | struct xfrm_lifetime_cur |
| 79 | { |
| 80 | __u64 bytes; |
| 81 | __u64 packets; |
| 82 | __u64 add_time; |
| 83 | __u64 use_time; |
| 84 | }; |
| 85 | |
| 86 | struct xfrm_replay_state |
| 87 | { |
| 88 | __u32 oseq; |
| 89 | __u32 seq; |
| 90 | __u32 bitmap; |
| 91 | }; |
| 92 | |
| 93 | struct xfrm_algo { |
David S. Miller | 3f4afb6 | 2008-01-12 21:31:29 -0800 | [diff] [blame] | 94 | char alg_name[64]; |
Eric Dumazet | ba749ae | 2008-01-12 21:30:23 -0800 | [diff] [blame] | 95 | unsigned int alg_key_len; /* in bits */ |
David S. Miller | 3f4afb6 | 2008-01-12 21:31:29 -0800 | [diff] [blame] | 96 | char alg_key[0]; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 97 | }; |
| 98 | |
Herbert Xu | 1a6509d | 2008-01-28 19:37:29 -0800 | [diff] [blame] | 99 | struct xfrm_algo_aead { |
Eric Dumazet | 461e6c8 | 2008-04-25 00:29:00 -0700 | [diff] [blame] | 100 | char alg_name[64]; |
| 101 | unsigned int alg_key_len; /* in bits */ |
| 102 | unsigned int alg_icv_len; /* in bits */ |
| 103 | char alg_key[0]; |
Herbert Xu | 1a6509d | 2008-01-28 19:37:29 -0800 | [diff] [blame] | 104 | }; |
| 105 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 106 | struct xfrm_stats { |
| 107 | __u32 replay_window; |
| 108 | __u32 replay; |
| 109 | __u32 integrity_failed; |
| 110 | }; |
| 111 | |
| 112 | enum |
| 113 | { |
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 | |
| 120 | enum |
| 121 | { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 122 | XFRM_POLICY_IN = 0, |
| 123 | XFRM_POLICY_OUT = 1, |
| 124 | XFRM_POLICY_FWD = 2, |
Herbert Xu | d5422ef | 2007-12-12 10:44:16 -0800 | [diff] [blame] | 125 | XFRM_POLICY_MASK = 3, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 126 | XFRM_POLICY_MAX = 3 |
| 127 | }; |
| 128 | |
| 129 | enum |
| 130 | { |
| 131 | XFRM_SHARE_ANY, /* No limitations */ |
| 132 | XFRM_SHARE_SESSION, /* For this session only */ |
| 133 | XFRM_SHARE_USER, /* For this user only */ |
| 134 | XFRM_SHARE_UNIQUE /* Use once */ |
| 135 | }; |
| 136 | |
Herbert Xu | b59f45d | 2006-05-27 23:05:54 -0700 | [diff] [blame] | 137 | #define XFRM_MODE_TRANSPORT 0 |
| 138 | #define XFRM_MODE_TUNNEL 1 |
Masahide NAKAMURA | 7e49e6d | 2006-09-22 15:05:15 -0700 | [diff] [blame] | 139 | #define XFRM_MODE_ROUTEOPTIMIZATION 2 |
| 140 | #define XFRM_MODE_IN_TRIGGER 3 |
Diego Beltrami | 0a69452 | 2006-10-03 23:47:05 -0700 | [diff] [blame] | 141 | #define XFRM_MODE_BEET 4 |
| 142 | #define XFRM_MODE_MAX 5 |
Herbert Xu | b59f45d | 2006-05-27 23:05:54 -0700 | [diff] [blame] | 143 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 144 | /* Netlink configuration messages. */ |
| 145 | enum { |
| 146 | XFRM_MSG_BASE = 0x10, |
| 147 | |
| 148 | XFRM_MSG_NEWSA = 0x10, |
| 149 | #define XFRM_MSG_NEWSA XFRM_MSG_NEWSA |
| 150 | XFRM_MSG_DELSA, |
| 151 | #define XFRM_MSG_DELSA XFRM_MSG_DELSA |
| 152 | XFRM_MSG_GETSA, |
| 153 | #define XFRM_MSG_GETSA XFRM_MSG_GETSA |
| 154 | |
| 155 | XFRM_MSG_NEWPOLICY, |
| 156 | #define XFRM_MSG_NEWPOLICY XFRM_MSG_NEWPOLICY |
| 157 | XFRM_MSG_DELPOLICY, |
| 158 | #define XFRM_MSG_DELPOLICY XFRM_MSG_DELPOLICY |
| 159 | XFRM_MSG_GETPOLICY, |
| 160 | #define XFRM_MSG_GETPOLICY XFRM_MSG_GETPOLICY |
| 161 | |
| 162 | XFRM_MSG_ALLOCSPI, |
| 163 | #define XFRM_MSG_ALLOCSPI XFRM_MSG_ALLOCSPI |
| 164 | XFRM_MSG_ACQUIRE, |
| 165 | #define XFRM_MSG_ACQUIRE XFRM_MSG_ACQUIRE |
| 166 | XFRM_MSG_EXPIRE, |
| 167 | #define XFRM_MSG_EXPIRE XFRM_MSG_EXPIRE |
| 168 | |
| 169 | XFRM_MSG_UPDPOLICY, |
| 170 | #define XFRM_MSG_UPDPOLICY XFRM_MSG_UPDPOLICY |
| 171 | XFRM_MSG_UPDSA, |
| 172 | #define XFRM_MSG_UPDSA XFRM_MSG_UPDSA |
| 173 | |
| 174 | XFRM_MSG_POLEXPIRE, |
| 175 | #define XFRM_MSG_POLEXPIRE XFRM_MSG_POLEXPIRE |
| 176 | |
| 177 | XFRM_MSG_FLUSHSA, |
| 178 | #define XFRM_MSG_FLUSHSA XFRM_MSG_FLUSHSA |
| 179 | XFRM_MSG_FLUSHPOLICY, |
| 180 | #define XFRM_MSG_FLUSHPOLICY XFRM_MSG_FLUSHPOLICY |
| 181 | |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 182 | XFRM_MSG_NEWAE, |
| 183 | #define XFRM_MSG_NEWAE XFRM_MSG_NEWAE |
| 184 | XFRM_MSG_GETAE, |
| 185 | #define XFRM_MSG_GETAE XFRM_MSG_GETAE |
Masahide NAKAMURA | 97a64b4 | 2006-08-23 20:44:06 -0700 | [diff] [blame] | 186 | |
| 187 | XFRM_MSG_REPORT, |
| 188 | #define XFRM_MSG_REPORT XFRM_MSG_REPORT |
| 189 | |
Shinta Sugimoto | 80c9aba | 2007-02-08 13:11:42 -0800 | [diff] [blame] | 190 | XFRM_MSG_MIGRATE, |
| 191 | #define XFRM_MSG_MIGRATE XFRM_MSG_MIGRATE |
| 192 | |
Jamal Hadi Salim | 28d8909 | 2007-04-26 00:10:29 -0700 | [diff] [blame] | 193 | XFRM_MSG_NEWSADINFO, |
| 194 | #define XFRM_MSG_NEWSADINFO XFRM_MSG_NEWSADINFO |
| 195 | XFRM_MSG_GETSADINFO, |
| 196 | #define XFRM_MSG_GETSADINFO XFRM_MSG_GETSADINFO |
Jamal Hadi Salim | ecfd6b1 | 2007-04-28 21:20:32 -0700 | [diff] [blame] | 197 | |
| 198 | XFRM_MSG_NEWSPDINFO, |
| 199 | #define XFRM_MSG_NEWSPDINFO XFRM_MSG_NEWSPDINFO |
| 200 | XFRM_MSG_GETSPDINFO, |
| 201 | #define XFRM_MSG_GETSPDINFO XFRM_MSG_GETSPDINFO |
Thomas Graf | 526bdb8 | 2005-05-03 14:26:01 -0700 | [diff] [blame] | 202 | __XFRM_MSG_MAX |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 203 | }; |
Thomas Graf | 526bdb8 | 2005-05-03 14:26:01 -0700 | [diff] [blame] | 204 | #define XFRM_MSG_MAX (__XFRM_MSG_MAX - 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 205 | |
Thomas Graf | 492b558 | 2005-05-03 14:26:40 -0700 | [diff] [blame] | 206 | #define XFRM_NR_MSGTYPES (XFRM_MSG_MAX + 1 - XFRM_MSG_BASE) |
| 207 | |
Trent Jaeger | df71837 | 2005-12-13 23:12:27 -0800 | [diff] [blame] | 208 | /* |
| 209 | * Generic LSM security context for comunicating to user space |
| 210 | * NOTE: Same format as sadb_x_sec_ctx |
| 211 | */ |
| 212 | struct xfrm_user_sec_ctx { |
| 213 | __u16 len; |
| 214 | __u16 exttype; |
| 215 | __u8 ctx_alg; /* LSMs: e.g., selinux == 1 */ |
| 216 | __u8 ctx_doi; |
| 217 | __u16 ctx_len; |
| 218 | }; |
| 219 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 220 | struct xfrm_user_tmpl { |
| 221 | struct xfrm_id id; |
| 222 | __u16 family; |
| 223 | xfrm_address_t saddr; |
| 224 | __u32 reqid; |
| 225 | __u8 mode; |
| 226 | __u8 share; |
| 227 | __u8 optional; |
| 228 | __u32 aalgos; |
| 229 | __u32 ealgos; |
| 230 | __u32 calgos; |
| 231 | }; |
| 232 | |
| 233 | struct xfrm_encap_tmpl { |
| 234 | __u16 encap_type; |
Al Viro | d5a0a1e | 2006-11-08 00:23:14 -0800 | [diff] [blame] | 235 | __be16 encap_sport; |
| 236 | __be16 encap_dport; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 237 | xfrm_address_t encap_oa; |
| 238 | }; |
| 239 | |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 240 | /* AEVENT flags */ |
| 241 | enum xfrm_ae_ftype_t { |
| 242 | XFRM_AE_UNSPEC, |
| 243 | XFRM_AE_RTHR=1, /* replay threshold*/ |
| 244 | XFRM_AE_RVAL=2, /* replay value */ |
| 245 | XFRM_AE_LVAL=4, /* lifetime value */ |
| 246 | XFRM_AE_ETHR=8, /* expiry timer threshold */ |
| 247 | XFRM_AE_CR=16, /* Event cause is replay update */ |
| 248 | XFRM_AE_CE=32, /* Event cause is timer expiry */ |
| 249 | XFRM_AE_CU=64, /* Event cause is policy update */ |
| 250 | __XFRM_AE_MAX |
| 251 | |
| 252 | #define XFRM_AE_MAX (__XFRM_AE_MAX - 1) |
| 253 | }; |
| 254 | |
Masahide NAKAMURA | f7b6983 | 2006-08-23 22:49:28 -0700 | [diff] [blame] | 255 | struct xfrm_userpolicy_type { |
| 256 | __u8 type; |
| 257 | __u16 reserved1; |
| 258 | __u8 reserved2; |
| 259 | }; |
| 260 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 261 | /* Netlink message attributes. */ |
| 262 | enum xfrm_attr_type_t { |
| 263 | XFRMA_UNSPEC, |
| 264 | XFRMA_ALG_AUTH, /* struct xfrm_algo */ |
| 265 | XFRMA_ALG_CRYPT, /* struct xfrm_algo */ |
| 266 | XFRMA_ALG_COMP, /* struct xfrm_algo */ |
| 267 | XFRMA_ENCAP, /* struct xfrm_algo + struct xfrm_encap_tmpl */ |
| 268 | XFRMA_TMPL, /* 1 or more struct xfrm_user_tmpl */ |
Herbert Xu | 0603eac | 2005-06-18 22:54:36 -0700 | [diff] [blame] | 269 | XFRMA_SA, |
| 270 | XFRMA_POLICY, |
Trent Jaeger | df71837 | 2005-12-13 23:12:27 -0800 | [diff] [blame] | 271 | XFRMA_SEC_CTX, /* struct xfrm_sec_ctx */ |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 272 | XFRMA_LTIME_VAL, |
| 273 | XFRMA_REPLAY_VAL, |
| 274 | XFRMA_REPLAY_THRESH, |
| 275 | XFRMA_ETIMER_THRESH, |
Masahide NAKAMURA | eb2971b | 2006-08-23 17:56:04 -0700 | [diff] [blame] | 276 | XFRMA_SRCADDR, /* xfrm_address_t */ |
Noriaki TAKAMIYA | 060f02a | 2006-08-23 18:18:55 -0700 | [diff] [blame] | 277 | XFRMA_COADDR, /* xfrm_address_t */ |
Masahide NAKAMURA | 9afaca0 | 2006-08-23 18:20:16 -0700 | [diff] [blame] | 278 | XFRMA_LASTUSED, |
Masahide NAKAMURA | f7b6983 | 2006-08-23 22:49:28 -0700 | [diff] [blame] | 279 | XFRMA_POLICY_TYPE, /* struct xfrm_userpolicy_type */ |
Shinta Sugimoto | 80c9aba | 2007-02-08 13:11:42 -0800 | [diff] [blame] | 280 | XFRMA_MIGRATE, |
Herbert Xu | 1a6509d | 2008-01-28 19:37:29 -0800 | [diff] [blame] | 281 | XFRMA_ALG_AEAD, /* struct xfrm_algo_aead */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 282 | __XFRMA_MAX |
| 283 | |
| 284 | #define XFRMA_MAX (__XFRMA_MAX - 1) |
| 285 | }; |
| 286 | |
Jamal Hadi Salim | 28d8909 | 2007-04-26 00:10:29 -0700 | [diff] [blame] | 287 | enum xfrm_sadattr_type_t { |
| 288 | XFRMA_SAD_UNSPEC, |
Jamal Hadi Salim | af11e31 | 2007-05-04 12:55:13 -0700 | [diff] [blame] | 289 | XFRMA_SAD_CNT, |
| 290 | XFRMA_SAD_HINFO, |
Jamal Hadi Salim | 28d8909 | 2007-04-26 00:10:29 -0700 | [diff] [blame] | 291 | __XFRMA_SAD_MAX |
| 292 | |
| 293 | #define XFRMA_SAD_MAX (__XFRMA_SAD_MAX - 1) |
| 294 | }; |
| 295 | |
Jamal Hadi Salim | af11e31 | 2007-05-04 12:55:13 -0700 | [diff] [blame] | 296 | struct xfrmu_sadhinfo { |
| 297 | __u32 sadhcnt; /* current hash bkts */ |
| 298 | __u32 sadhmcnt; /* max allowed hash bkts */ |
| 299 | }; |
| 300 | |
Jamal Hadi Salim | ecfd6b1 | 2007-04-28 21:20:32 -0700 | [diff] [blame] | 301 | enum xfrm_spdattr_type_t { |
| 302 | XFRMA_SPD_UNSPEC, |
Jamal Hadi Salim | 5a6d341 | 2007-05-04 12:55:39 -0700 | [diff] [blame] | 303 | XFRMA_SPD_INFO, |
| 304 | XFRMA_SPD_HINFO, |
Jamal Hadi Salim | ecfd6b1 | 2007-04-28 21:20:32 -0700 | [diff] [blame] | 305 | __XFRMA_SPD_MAX |
| 306 | |
| 307 | #define XFRMA_SPD_MAX (__XFRMA_SPD_MAX - 1) |
| 308 | }; |
| 309 | |
Jamal Hadi Salim | 5a6d341 | 2007-05-04 12:55:39 -0700 | [diff] [blame] | 310 | struct xfrmu_spdinfo { |
| 311 | __u32 incnt; |
| 312 | __u32 outcnt; |
| 313 | __u32 fwdcnt; |
| 314 | __u32 inscnt; |
| 315 | __u32 outscnt; |
| 316 | __u32 fwdscnt; |
| 317 | }; |
| 318 | |
| 319 | struct xfrmu_spdhinfo { |
| 320 | __u32 spdhcnt; |
| 321 | __u32 spdhmcnt; |
| 322 | }; |
| 323 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 324 | struct xfrm_usersa_info { |
| 325 | struct xfrm_selector sel; |
| 326 | struct xfrm_id id; |
| 327 | xfrm_address_t saddr; |
| 328 | struct xfrm_lifetime_cfg lft; |
| 329 | struct xfrm_lifetime_cur curlft; |
| 330 | struct xfrm_stats stats; |
| 331 | __u32 seq; |
| 332 | __u32 reqid; |
| 333 | __u16 family; |
Masahide NAKAMURA | 7e49e6d | 2006-09-22 15:05:15 -0700 | [diff] [blame] | 334 | __u8 mode; /* XFRM_MODE_xxx */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 335 | __u8 replay_window; |
| 336 | __u8 flags; |
| 337 | #define XFRM_STATE_NOECN 1 |
| 338 | #define XFRM_STATE_DECAP_DSCP 2 |
Herbert Xu | dd87147 | 2005-06-20 13:21:43 -0700 | [diff] [blame] | 339 | #define XFRM_STATE_NOPMTUDISC 4 |
Masahide NAKAMURA | fbd9a5b | 2006-08-23 18:08:21 -0700 | [diff] [blame] | 340 | #define XFRM_STATE_WILDRECV 8 |
Herbert Xu | 8b7817f | 2007-12-12 10:44:43 -0800 | [diff] [blame] | 341 | #define XFRM_STATE_ICMP 16 |
Steffen Klassert | ccf9b3b | 2008-07-10 16:55:37 -0700 | [diff] [blame^] | 342 | #define XFRM_STATE_AF_UNSPEC 32 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 343 | }; |
| 344 | |
| 345 | struct xfrm_usersa_id { |
| 346 | xfrm_address_t daddr; |
Al Viro | 9916ecb | 2006-09-27 18:48:48 -0700 | [diff] [blame] | 347 | __be32 spi; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 348 | __u16 family; |
| 349 | __u8 proto; |
| 350 | }; |
| 351 | |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 352 | struct xfrm_aevent_id { |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 353 | struct xfrm_usersa_id sa_id; |
Jamal Hadi Salim | 2b5f6dc | 2006-12-02 22:22:25 -0800 | [diff] [blame] | 354 | xfrm_address_t saddr; |
Jamal Hadi Salim | 4bf07ef | 2006-03-20 21:25:50 -0800 | [diff] [blame] | 355 | __u32 flags; |
Jamal Hadi Salim | 2b5f6dc | 2006-12-02 22:22:25 -0800 | [diff] [blame] | 356 | __u32 reqid; |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 357 | }; |
| 358 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 359 | struct xfrm_userspi_info { |
| 360 | struct xfrm_usersa_info info; |
| 361 | __u32 min; |
| 362 | __u32 max; |
| 363 | }; |
| 364 | |
| 365 | struct xfrm_userpolicy_info { |
| 366 | struct xfrm_selector sel; |
| 367 | struct xfrm_lifetime_cfg lft; |
| 368 | struct xfrm_lifetime_cur curlft; |
| 369 | __u32 priority; |
| 370 | __u32 index; |
| 371 | __u8 dir; |
| 372 | __u8 action; |
| 373 | #define XFRM_POLICY_ALLOW 0 |
| 374 | #define XFRM_POLICY_BLOCK 1 |
| 375 | __u8 flags; |
| 376 | #define XFRM_POLICY_LOCALOK 1 /* Allow user to override global policy */ |
Herbert Xu | 8b7817f | 2007-12-12 10:44:43 -0800 | [diff] [blame] | 377 | /* Automatically expand selector to include matching ICMP payloads. */ |
| 378 | #define XFRM_POLICY_ICMP 2 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 379 | __u8 share; |
| 380 | }; |
| 381 | |
| 382 | struct xfrm_userpolicy_id { |
| 383 | struct xfrm_selector sel; |
| 384 | __u32 index; |
| 385 | __u8 dir; |
| 386 | }; |
| 387 | |
| 388 | struct xfrm_user_acquire { |
| 389 | struct xfrm_id id; |
| 390 | xfrm_address_t saddr; |
| 391 | struct xfrm_selector sel; |
| 392 | struct xfrm_userpolicy_info policy; |
| 393 | __u32 aalgos; |
| 394 | __u32 ealgos; |
| 395 | __u32 calgos; |
| 396 | __u32 seq; |
| 397 | }; |
| 398 | |
| 399 | struct xfrm_user_expire { |
| 400 | struct xfrm_usersa_info state; |
| 401 | __u8 hard; |
| 402 | }; |
| 403 | |
| 404 | struct xfrm_user_polexpire { |
| 405 | struct xfrm_userpolicy_info pol; |
| 406 | __u8 hard; |
| 407 | }; |
| 408 | |
| 409 | struct xfrm_usersa_flush { |
| 410 | __u8 proto; |
| 411 | }; |
| 412 | |
Masahide NAKAMURA | 97a64b4 | 2006-08-23 20:44:06 -0700 | [diff] [blame] | 413 | struct xfrm_user_report { |
| 414 | __u8 proto; |
| 415 | struct xfrm_selector sel; |
| 416 | }; |
| 417 | |
Shinta Sugimoto | 80c9aba | 2007-02-08 13:11:42 -0800 | [diff] [blame] | 418 | struct xfrm_user_migrate { |
| 419 | xfrm_address_t old_daddr; |
| 420 | xfrm_address_t old_saddr; |
| 421 | xfrm_address_t new_daddr; |
| 422 | xfrm_address_t new_saddr; |
| 423 | __u8 proto; |
| 424 | __u8 mode; |
| 425 | __u16 reserved; |
| 426 | __u32 reqid; |
| 427 | __u16 old_family; |
| 428 | __u16 new_family; |
| 429 | }; |
| 430 | |
Patrick McHardy | ac6d439 | 2005-08-14 19:29:52 -0700 | [diff] [blame] | 431 | #ifndef __KERNEL__ |
| 432 | /* backwards compatibility for userspace */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 433 | #define XFRMGRP_ACQUIRE 1 |
| 434 | #define XFRMGRP_EXPIRE 2 |
Jamal Hadi Salim | 26b15da | 2005-06-18 22:42:13 -0700 | [diff] [blame] | 435 | #define XFRMGRP_SA 4 |
| 436 | #define XFRMGRP_POLICY 8 |
J Hadi Salim | 93366c5 | 2006-12-08 00:12:15 -0800 | [diff] [blame] | 437 | #define XFRMGRP_REPORT 0x20 |
Patrick McHardy | ac6d439 | 2005-08-14 19:29:52 -0700 | [diff] [blame] | 438 | #endif |
| 439 | |
| 440 | enum xfrm_nlgroups { |
| 441 | XFRMNLGRP_NONE, |
| 442 | #define XFRMNLGRP_NONE XFRMNLGRP_NONE |
| 443 | XFRMNLGRP_ACQUIRE, |
| 444 | #define XFRMNLGRP_ACQUIRE XFRMNLGRP_ACQUIRE |
| 445 | XFRMNLGRP_EXPIRE, |
| 446 | #define XFRMNLGRP_EXPIRE XFRMNLGRP_EXPIRE |
| 447 | XFRMNLGRP_SA, |
| 448 | #define XFRMNLGRP_SA XFRMNLGRP_SA |
| 449 | XFRMNLGRP_POLICY, |
| 450 | #define XFRMNLGRP_POLICY XFRMNLGRP_POLICY |
Jamal Hadi Salim | f8cd548 | 2006-03-20 19:15:11 -0800 | [diff] [blame] | 451 | XFRMNLGRP_AEVENTS, |
| 452 | #define XFRMNLGRP_AEVENTS XFRMNLGRP_AEVENTS |
Masahide NAKAMURA | 97a64b4 | 2006-08-23 20:44:06 -0700 | [diff] [blame] | 453 | XFRMNLGRP_REPORT, |
| 454 | #define XFRMNLGRP_REPORT XFRMNLGRP_REPORT |
Shinta Sugimoto | 80c9aba | 2007-02-08 13:11:42 -0800 | [diff] [blame] | 455 | XFRMNLGRP_MIGRATE, |
| 456 | #define XFRMNLGRP_MIGRATE XFRMNLGRP_MIGRATE |
Patrick McHardy | ac6d439 | 2005-08-14 19:29:52 -0700 | [diff] [blame] | 457 | __XFRMNLGRP_MAX |
| 458 | }; |
| 459 | #define XFRMNLGRP_MAX (__XFRMNLGRP_MAX - 1) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 460 | |
| 461 | #endif /* _LINUX_XFRM_H */ |