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1da177e4 LT |
1 | /* PF_KEY user interface, this is defined by rfc2367 so |
2 | * do not make arbitrary modifications or else this header | |
3 | * file will not be compliant. | |
4 | */ | |
5 | ||
6 | #ifndef _LINUX_PFKEY2_H | |
7 | #define _LINUX_PFKEY2_H | |
8 | ||
9 | #include <linux/types.h> | |
10 | ||
11 | #define PF_KEY_V2 2 | |
12 | #define PFKEYV2_REVISION 199806L | |
13 | ||
14 | struct sadb_msg { | |
15 | uint8_t sadb_msg_version; | |
16 | uint8_t sadb_msg_type; | |
17 | uint8_t sadb_msg_errno; | |
18 | uint8_t sadb_msg_satype; | |
19 | uint16_t sadb_msg_len; | |
20 | uint16_t sadb_msg_reserved; | |
21 | uint32_t sadb_msg_seq; | |
22 | uint32_t sadb_msg_pid; | |
23 | } __attribute__((packed)); | |
24 | /* sizeof(struct sadb_msg) == 16 */ | |
25 | ||
26 | struct sadb_ext { | |
27 | uint16_t sadb_ext_len; | |
28 | uint16_t sadb_ext_type; | |
29 | } __attribute__((packed)); | |
30 | /* sizeof(struct sadb_ext) == 4 */ | |
31 | ||
32 | struct sadb_sa { | |
33 | uint16_t sadb_sa_len; | |
34 | uint16_t sadb_sa_exttype; | |
d29ef86b | 35 | __be32 sadb_sa_spi; |
1da177e4 LT |
36 | uint8_t sadb_sa_replay; |
37 | uint8_t sadb_sa_state; | |
38 | uint8_t sadb_sa_auth; | |
39 | uint8_t sadb_sa_encrypt; | |
40 | uint32_t sadb_sa_flags; | |
41 | } __attribute__((packed)); | |
42 | /* sizeof(struct sadb_sa) == 16 */ | |
43 | ||
44 | struct sadb_lifetime { | |
45 | uint16_t sadb_lifetime_len; | |
46 | uint16_t sadb_lifetime_exttype; | |
47 | uint32_t sadb_lifetime_allocations; | |
48 | uint64_t sadb_lifetime_bytes; | |
49 | uint64_t sadb_lifetime_addtime; | |
50 | uint64_t sadb_lifetime_usetime; | |
51 | } __attribute__((packed)); | |
52 | /* sizeof(struct sadb_lifetime) == 32 */ | |
53 | ||
54 | struct sadb_address { | |
55 | uint16_t sadb_address_len; | |
56 | uint16_t sadb_address_exttype; | |
57 | uint8_t sadb_address_proto; | |
58 | uint8_t sadb_address_prefixlen; | |
59 | uint16_t sadb_address_reserved; | |
60 | } __attribute__((packed)); | |
61 | /* sizeof(struct sadb_address) == 8 */ | |
62 | ||
63 | struct sadb_key { | |
64 | uint16_t sadb_key_len; | |
65 | uint16_t sadb_key_exttype; | |
66 | uint16_t sadb_key_bits; | |
67 | uint16_t sadb_key_reserved; | |
68 | } __attribute__((packed)); | |
69 | /* sizeof(struct sadb_key) == 8 */ | |
70 | ||
71 | struct sadb_ident { | |
72 | uint16_t sadb_ident_len; | |
73 | uint16_t sadb_ident_exttype; | |
74 | uint16_t sadb_ident_type; | |
75 | uint16_t sadb_ident_reserved; | |
76 | uint64_t sadb_ident_id; | |
77 | } __attribute__((packed)); | |
78 | /* sizeof(struct sadb_ident) == 16 */ | |
79 | ||
80 | struct sadb_sens { | |
81 | uint16_t sadb_sens_len; | |
82 | uint16_t sadb_sens_exttype; | |
83 | uint32_t sadb_sens_dpd; | |
84 | uint8_t sadb_sens_sens_level; | |
85 | uint8_t sadb_sens_sens_len; | |
86 | uint8_t sadb_sens_integ_level; | |
87 | uint8_t sadb_sens_integ_len; | |
88 | uint32_t sadb_sens_reserved; | |
89 | } __attribute__((packed)); | |
90 | /* sizeof(struct sadb_sens) == 16 */ | |
91 | ||
92 | /* followed by: | |
93 | uint64_t sadb_sens_bitmap[sens_len]; | |
94 | uint64_t sadb_integ_bitmap[integ_len]; */ | |
95 | ||
96 | struct sadb_prop { | |
97 | uint16_t sadb_prop_len; | |
98 | uint16_t sadb_prop_exttype; | |
99 | uint8_t sadb_prop_replay; | |
100 | uint8_t sadb_prop_reserved[3]; | |
101 | } __attribute__((packed)); | |
102 | /* sizeof(struct sadb_prop) == 8 */ | |
103 | ||
104 | /* followed by: | |
105 | struct sadb_comb sadb_combs[(sadb_prop_len + | |
106 | sizeof(uint64_t) - sizeof(struct sadb_prop)) / | |
32357988 | 107 | sizeof(struct sadb_comb)]; */ |
1da177e4 LT |
108 | |
109 | struct sadb_comb { | |
110 | uint8_t sadb_comb_auth; | |
111 | uint8_t sadb_comb_encrypt; | |
112 | uint16_t sadb_comb_flags; | |
113 | uint16_t sadb_comb_auth_minbits; | |
114 | uint16_t sadb_comb_auth_maxbits; | |
115 | uint16_t sadb_comb_encrypt_minbits; | |
116 | uint16_t sadb_comb_encrypt_maxbits; | |
117 | uint32_t sadb_comb_reserved; | |
118 | uint32_t sadb_comb_soft_allocations; | |
119 | uint32_t sadb_comb_hard_allocations; | |
120 | uint64_t sadb_comb_soft_bytes; | |
121 | uint64_t sadb_comb_hard_bytes; | |
122 | uint64_t sadb_comb_soft_addtime; | |
123 | uint64_t sadb_comb_hard_addtime; | |
124 | uint64_t sadb_comb_soft_usetime; | |
125 | uint64_t sadb_comb_hard_usetime; | |
126 | } __attribute__((packed)); | |
127 | /* sizeof(struct sadb_comb) == 72 */ | |
128 | ||
129 | struct sadb_supported { | |
130 | uint16_t sadb_supported_len; | |
131 | uint16_t sadb_supported_exttype; | |
132 | uint32_t sadb_supported_reserved; | |
133 | } __attribute__((packed)); | |
134 | /* sizeof(struct sadb_supported) == 8 */ | |
135 | ||
136 | /* followed by: | |
137 | struct sadb_alg sadb_algs[(sadb_supported_len + | |
138 | sizeof(uint64_t) - sizeof(struct sadb_supported)) / | |
139 | sizeof(struct sadb_alg)]; */ | |
140 | ||
141 | struct sadb_alg { | |
142 | uint8_t sadb_alg_id; | |
143 | uint8_t sadb_alg_ivlen; | |
144 | uint16_t sadb_alg_minbits; | |
145 | uint16_t sadb_alg_maxbits; | |
146 | uint16_t sadb_alg_reserved; | |
147 | } __attribute__((packed)); | |
148 | /* sizeof(struct sadb_alg) == 8 */ | |
149 | ||
150 | struct sadb_spirange { | |
151 | uint16_t sadb_spirange_len; | |
152 | uint16_t sadb_spirange_exttype; | |
153 | uint32_t sadb_spirange_min; | |
154 | uint32_t sadb_spirange_max; | |
155 | uint32_t sadb_spirange_reserved; | |
156 | } __attribute__((packed)); | |
157 | /* sizeof(struct sadb_spirange) == 16 */ | |
158 | ||
159 | struct sadb_x_kmprivate { | |
160 | uint16_t sadb_x_kmprivate_len; | |
161 | uint16_t sadb_x_kmprivate_exttype; | |
c7ce1ae2 | 162 | uint32_t sadb_x_kmprivate_reserved; |
1da177e4 LT |
163 | } __attribute__((packed)); |
164 | /* sizeof(struct sadb_x_kmprivate) == 8 */ | |
165 | ||
166 | struct sadb_x_sa2 { | |
167 | uint16_t sadb_x_sa2_len; | |
168 | uint16_t sadb_x_sa2_exttype; | |
169 | uint8_t sadb_x_sa2_mode; | |
170 | uint8_t sadb_x_sa2_reserved1; | |
171 | uint16_t sadb_x_sa2_reserved2; | |
172 | uint32_t sadb_x_sa2_sequence; | |
173 | uint32_t sadb_x_sa2_reqid; | |
174 | } __attribute__((packed)); | |
175 | /* sizeof(struct sadb_x_sa2) == 16 */ | |
176 | ||
177 | struct sadb_x_policy { | |
178 | uint16_t sadb_x_policy_len; | |
179 | uint16_t sadb_x_policy_exttype; | |
180 | uint16_t sadb_x_policy_type; | |
181 | uint8_t sadb_x_policy_dir; | |
182 | uint8_t sadb_x_policy_reserved; | |
183 | uint32_t sadb_x_policy_id; | |
184 | uint32_t sadb_x_policy_priority; | |
185 | } __attribute__((packed)); | |
186 | /* sizeof(struct sadb_x_policy) == 16 */ | |
187 | ||
188 | struct sadb_x_ipsecrequest { | |
189 | uint16_t sadb_x_ipsecrequest_len; | |
190 | uint16_t sadb_x_ipsecrequest_proto; | |
191 | uint8_t sadb_x_ipsecrequest_mode; | |
192 | uint8_t sadb_x_ipsecrequest_level; | |
193 | uint16_t sadb_x_ipsecrequest_reserved1; | |
194 | uint32_t sadb_x_ipsecrequest_reqid; | |
195 | uint32_t sadb_x_ipsecrequest_reserved2; | |
196 | } __attribute__((packed)); | |
197 | /* sizeof(struct sadb_x_ipsecrequest) == 16 */ | |
198 | ||
199 | /* This defines the TYPE of Nat Traversal in use. Currently only one | |
200 | * type of NAT-T is supported, draft-ietf-ipsec-udp-encaps-06 | |
201 | */ | |
202 | struct sadb_x_nat_t_type { | |
203 | uint16_t sadb_x_nat_t_type_len; | |
204 | uint16_t sadb_x_nat_t_type_exttype; | |
205 | uint8_t sadb_x_nat_t_type_type; | |
206 | uint8_t sadb_x_nat_t_type_reserved[3]; | |
207 | } __attribute__((packed)); | |
208 | /* sizeof(struct sadb_x_nat_t_type) == 8 */ | |
209 | ||
210 | /* Pass a NAT Traversal port (Source or Dest port) */ | |
211 | struct sadb_x_nat_t_port { | |
212 | uint16_t sadb_x_nat_t_port_len; | |
213 | uint16_t sadb_x_nat_t_port_exttype; | |
d29ef86b | 214 | __be16 sadb_x_nat_t_port_port; |
1da177e4 LT |
215 | uint16_t sadb_x_nat_t_port_reserved; |
216 | } __attribute__((packed)); | |
217 | /* sizeof(struct sadb_x_nat_t_port) == 8 */ | |
218 | ||
df71837d TJ |
219 | /* Generic LSM security context */ |
220 | struct sadb_x_sec_ctx { | |
221 | uint16_t sadb_x_sec_len; | |
222 | uint16_t sadb_x_sec_exttype; | |
223 | uint8_t sadb_x_ctx_alg; /* LSMs: e.g., selinux == 1 */ | |
224 | uint8_t sadb_x_ctx_doi; | |
225 | uint16_t sadb_x_ctx_len; | |
226 | } __attribute__((packed)); | |
227 | /* sizeof(struct sadb_sec_ctx) = 8 */ | |
228 | ||
1da177e4 LT |
229 | /* Message types */ |
230 | #define SADB_RESERVED 0 | |
231 | #define SADB_GETSPI 1 | |
232 | #define SADB_UPDATE 2 | |
233 | #define SADB_ADD 3 | |
234 | #define SADB_DELETE 4 | |
235 | #define SADB_GET 5 | |
236 | #define SADB_ACQUIRE 6 | |
237 | #define SADB_REGISTER 7 | |
238 | #define SADB_EXPIRE 8 | |
239 | #define SADB_FLUSH 9 | |
240 | #define SADB_DUMP 10 | |
241 | #define SADB_X_PROMISC 11 | |
242 | #define SADB_X_PCHANGE 12 | |
243 | #define SADB_X_SPDUPDATE 13 | |
244 | #define SADB_X_SPDADD 14 | |
245 | #define SADB_X_SPDDELETE 15 | |
246 | #define SADB_X_SPDGET 16 | |
247 | #define SADB_X_SPDACQUIRE 17 | |
248 | #define SADB_X_SPDDUMP 18 | |
249 | #define SADB_X_SPDFLUSH 19 | |
250 | #define SADB_X_SPDSETIDX 20 | |
251 | #define SADB_X_SPDEXPIRE 21 | |
252 | #define SADB_X_SPDDELETE2 22 | |
253 | #define SADB_X_NAT_T_NEW_MAPPING 23 | |
08de61be SS |
254 | #define SADB_X_MIGRATE 24 |
255 | #define SADB_MAX 24 | |
1da177e4 LT |
256 | |
257 | /* Security Association flags */ | |
258 | #define SADB_SAFLAGS_PFS 1 | |
dd87147e | 259 | #define SADB_SAFLAGS_NOPMTUDISC 0x20000000 |
1da177e4 LT |
260 | #define SADB_SAFLAGS_DECAP_DSCP 0x40000000 |
261 | #define SADB_SAFLAGS_NOECN 0x80000000 | |
262 | ||
263 | /* Security Association states */ | |
264 | #define SADB_SASTATE_LARVAL 0 | |
265 | #define SADB_SASTATE_MATURE 1 | |
266 | #define SADB_SASTATE_DYING 2 | |
267 | #define SADB_SASTATE_DEAD 3 | |
268 | #define SADB_SASTATE_MAX 3 | |
269 | ||
270 | /* Security Association types */ | |
271 | #define SADB_SATYPE_UNSPEC 0 | |
272 | #define SADB_SATYPE_AH 2 | |
273 | #define SADB_SATYPE_ESP 3 | |
274 | #define SADB_SATYPE_RSVP 5 | |
275 | #define SADB_SATYPE_OSPFV2 6 | |
276 | #define SADB_SATYPE_RIPV2 7 | |
277 | #define SADB_SATYPE_MIP 8 | |
278 | #define SADB_X_SATYPE_IPCOMP 9 | |
279 | #define SADB_SATYPE_MAX 9 | |
280 | ||
281 | /* Authentication algorithms */ | |
282 | #define SADB_AALG_NONE 0 | |
283 | #define SADB_AALG_MD5HMAC 2 | |
284 | #define SADB_AALG_SHA1HMAC 3 | |
285 | #define SADB_X_AALG_SHA2_256HMAC 5 | |
286 | #define SADB_X_AALG_SHA2_384HMAC 6 | |
287 | #define SADB_X_AALG_SHA2_512HMAC 7 | |
288 | #define SADB_X_AALG_RIPEMD160HMAC 8 | |
7cf4c1a5 | 289 | #define SADB_X_AALG_AES_XCBC_MAC 9 |
1da177e4 LT |
290 | #define SADB_X_AALG_NULL 251 /* kame */ |
291 | #define SADB_AALG_MAX 251 | |
292 | ||
293 | /* Encryption algorithms */ | |
294 | #define SADB_EALG_NONE 0 | |
295 | #define SADB_EALG_DESCBC 2 | |
296 | #define SADB_EALG_3DESCBC 3 | |
297 | #define SADB_X_EALG_CASTCBC 6 | |
298 | #define SADB_X_EALG_BLOWFISHCBC 7 | |
299 | #define SADB_EALG_NULL 11 | |
300 | #define SADB_X_EALG_AESCBC 12 | |
390fbd1b | 301 | #define SADB_X_EALG_CAMELLIACBC 22 |
1da177e4 LT |
302 | #define SADB_EALG_MAX 253 /* last EALG */ |
303 | /* private allocations should use 249-255 (RFC2407) */ | |
304 | #define SADB_X_EALG_SERPENTCBC 252 /* draft-ietf-ipsec-ciph-aes-cbc-00 */ | |
305 | #define SADB_X_EALG_TWOFISHCBC 253 /* draft-ietf-ipsec-ciph-aes-cbc-00 */ | |
306 | ||
307 | /* Compression algorithms */ | |
308 | #define SADB_X_CALG_NONE 0 | |
309 | #define SADB_X_CALG_OUI 1 | |
310 | #define SADB_X_CALG_DEFLATE 2 | |
311 | #define SADB_X_CALG_LZS 3 | |
312 | #define SADB_X_CALG_LZJH 4 | |
313 | #define SADB_X_CALG_MAX 4 | |
314 | ||
315 | /* Extension Header values */ | |
316 | #define SADB_EXT_RESERVED 0 | |
317 | #define SADB_EXT_SA 1 | |
318 | #define SADB_EXT_LIFETIME_CURRENT 2 | |
319 | #define SADB_EXT_LIFETIME_HARD 3 | |
320 | #define SADB_EXT_LIFETIME_SOFT 4 | |
321 | #define SADB_EXT_ADDRESS_SRC 5 | |
322 | #define SADB_EXT_ADDRESS_DST 6 | |
323 | #define SADB_EXT_ADDRESS_PROXY 7 | |
324 | #define SADB_EXT_KEY_AUTH 8 | |
325 | #define SADB_EXT_KEY_ENCRYPT 9 | |
326 | #define SADB_EXT_IDENTITY_SRC 10 | |
327 | #define SADB_EXT_IDENTITY_DST 11 | |
328 | #define SADB_EXT_SENSITIVITY 12 | |
329 | #define SADB_EXT_PROPOSAL 13 | |
330 | #define SADB_EXT_SUPPORTED_AUTH 14 | |
331 | #define SADB_EXT_SUPPORTED_ENCRYPT 15 | |
332 | #define SADB_EXT_SPIRANGE 16 | |
333 | #define SADB_X_EXT_KMPRIVATE 17 | |
334 | #define SADB_X_EXT_POLICY 18 | |
335 | #define SADB_X_EXT_SA2 19 | |
336 | /* The next four entries are for setting up NAT Traversal */ | |
337 | #define SADB_X_EXT_NAT_T_TYPE 20 | |
338 | #define SADB_X_EXT_NAT_T_SPORT 21 | |
339 | #define SADB_X_EXT_NAT_T_DPORT 22 | |
340 | #define SADB_X_EXT_NAT_T_OA 23 | |
df71837d TJ |
341 | #define SADB_X_EXT_SEC_CTX 24 |
342 | #define SADB_EXT_MAX 24 | |
1da177e4 LT |
343 | |
344 | /* Identity Extension values */ | |
345 | #define SADB_IDENTTYPE_RESERVED 0 | |
346 | #define SADB_IDENTTYPE_PREFIX 1 | |
347 | #define SADB_IDENTTYPE_FQDN 2 | |
348 | #define SADB_IDENTTYPE_USERFQDN 3 | |
349 | #define SADB_IDENTTYPE_MAX 3 | |
350 | ||
351 | #endif /* !(_LINUX_PFKEY2_H) */ |