bge: Avoid accessing invalid internal memory region on BCM5906
[dragonfly.git] / sys / net / pfkeyv2.h
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1/* $FreeBSD: src/sys/net/pfkeyv2.h,v 1.14.2.1 2007/12/07 08:45:28 gnn Exp $ */
2/* $KAME: pfkeyv2.h,v 1.37 2003/09/06 05:15:43 itojun Exp $ */
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42ee1e6b 4/*-
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5 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the project nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33/*
34 * This file has been derived rfc 2367,
35 * And added some flags of SADB_KEY_FLAGS_ as SADB_X_EXT_.
36 * sakane@ydc.co.jp
37 */
38
39#ifndef _NET_PFKEYV2_H_
40#define _NET_PFKEYV2_H_
41
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42#ifndef _SYS_TYPES_H_
43#include <sys/types.h>
44#endif
45
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46/*
47This file defines structures and symbols for the PF_KEY Version 2
48key management interface. It was written at the U.S. Naval Research
49Laboratory. This file is in the public domain. The authors ask that
50you leave this credit intact on any copies of this file.
51*/
52#ifndef __PFKEY_V2_H
53#define __PFKEY_V2_H 1
54
55#define PF_KEY_V2 2
56#define PFKEYV2_REVISION 199806L
57
58#define SADB_RESERVED 0
59#define SADB_GETSPI 1
60#define SADB_UPDATE 2
61#define SADB_ADD 3
62#define SADB_DELETE 4
63#define SADB_GET 5
64#define SADB_ACQUIRE 6
65#define SADB_REGISTER 7
66#define SADB_EXPIRE 8
67#define SADB_FLUSH 9
68#define SADB_DUMP 10
69#define SADB_X_PROMISC 11
70#define SADB_X_PCHANGE 12
71
72#define SADB_X_SPDUPDATE 13
73#define SADB_X_SPDADD 14
74#define SADB_X_SPDDELETE 15 /* by policy index */
75#define SADB_X_SPDGET 16
76#define SADB_X_SPDACQUIRE 17
77#define SADB_X_SPDDUMP 18
78#define SADB_X_SPDFLUSH 19
79#define SADB_X_SPDSETIDX 20
80#define SADB_X_SPDEXPIRE 21
81#define SADB_X_SPDDELETE2 22 /* by policy id */
82#define SADB_MAX 22
83
84struct sadb_msg {
85 u_int8_t sadb_msg_version;
86 u_int8_t sadb_msg_type;
87 u_int8_t sadb_msg_errno;
88 u_int8_t sadb_msg_satype;
89 u_int16_t sadb_msg_len;
90 u_int16_t sadb_msg_reserved;
91 u_int32_t sadb_msg_seq;
92 u_int32_t sadb_msg_pid;
93};
94
95struct sadb_ext {
96 u_int16_t sadb_ext_len;
97 u_int16_t sadb_ext_type;
98};
99
100struct sadb_sa {
101 u_int16_t sadb_sa_len;
102 u_int16_t sadb_sa_exttype;
103 u_int32_t sadb_sa_spi;
104 u_int8_t sadb_sa_replay;
105 u_int8_t sadb_sa_state;
106 u_int8_t sadb_sa_auth;
107 u_int8_t sadb_sa_encrypt;
108 u_int32_t sadb_sa_flags;
109};
110
111struct sadb_lifetime {
112 u_int16_t sadb_lifetime_len;
113 u_int16_t sadb_lifetime_exttype;
114 u_int32_t sadb_lifetime_allocations;
115 u_int64_t sadb_lifetime_bytes;
116 u_int64_t sadb_lifetime_addtime;
117 u_int64_t sadb_lifetime_usetime;
118};
119
120struct sadb_address {
121 u_int16_t sadb_address_len;
122 u_int16_t sadb_address_exttype;
123 u_int8_t sadb_address_proto;
124 u_int8_t sadb_address_prefixlen;
125 u_int16_t sadb_address_reserved;
126};
127
128struct sadb_key {
129 u_int16_t sadb_key_len;
130 u_int16_t sadb_key_exttype;
131 u_int16_t sadb_key_bits;
132 u_int16_t sadb_key_reserved;
133};
134
135struct sadb_ident {
136 u_int16_t sadb_ident_len;
137 u_int16_t sadb_ident_exttype;
138 u_int16_t sadb_ident_type;
139 u_int16_t sadb_ident_reserved;
140 u_int64_t sadb_ident_id;
141};
142
143struct sadb_sens {
144 u_int16_t sadb_sens_len;
145 u_int16_t sadb_sens_exttype;
146 u_int32_t sadb_sens_dpd;
147 u_int8_t sadb_sens_sens_level;
148 u_int8_t sadb_sens_sens_len;
149 u_int8_t sadb_sens_integ_level;
150 u_int8_t sadb_sens_integ_len;
151 u_int32_t sadb_sens_reserved;
152};
153
154struct sadb_prop {
155 u_int16_t sadb_prop_len;
156 u_int16_t sadb_prop_exttype;
157 u_int8_t sadb_prop_replay;
158 u_int8_t sadb_prop_reserved[3];
159};
160
161struct sadb_comb {
162 u_int8_t sadb_comb_auth;
163 u_int8_t sadb_comb_encrypt;
164 u_int16_t sadb_comb_flags;
165 u_int16_t sadb_comb_auth_minbits;
166 u_int16_t sadb_comb_auth_maxbits;
167 u_int16_t sadb_comb_encrypt_minbits;
168 u_int16_t sadb_comb_encrypt_maxbits;
169 u_int32_t sadb_comb_reserved;
170 u_int32_t sadb_comb_soft_allocations;
171 u_int32_t sadb_comb_hard_allocations;
172 u_int64_t sadb_comb_soft_bytes;
173 u_int64_t sadb_comb_hard_bytes;
174 u_int64_t sadb_comb_soft_addtime;
175 u_int64_t sadb_comb_hard_addtime;
176 u_int64_t sadb_comb_soft_usetime;
177 u_int64_t sadb_comb_hard_usetime;
178};
179
180struct sadb_supported {
181 u_int16_t sadb_supported_len;
182 u_int16_t sadb_supported_exttype;
183 u_int32_t sadb_supported_reserved;
184};
185
186struct sadb_alg {
187 u_int8_t sadb_alg_id;
188 u_int8_t sadb_alg_ivlen;
189 u_int16_t sadb_alg_minbits;
190 u_int16_t sadb_alg_maxbits;
191 u_int16_t sadb_alg_reserved;
192};
193
194struct sadb_spirange {
195 u_int16_t sadb_spirange_len;
196 u_int16_t sadb_spirange_exttype;
197 u_int32_t sadb_spirange_min;
198 u_int32_t sadb_spirange_max;
199 u_int32_t sadb_spirange_reserved;
200};
201
202struct sadb_x_kmprivate {
203 u_int16_t sadb_x_kmprivate_len;
204 u_int16_t sadb_x_kmprivate_exttype;
205 u_int32_t sadb_x_kmprivate_reserved;
206};
207
208/*
209 * XXX Additional SA Extension.
210 * mode: tunnel or transport
211 * reqid: to make SA unique nevertheless the address pair of SA are same.
212 * Mainly it's for VPN.
213 */
214struct sadb_x_sa2 {
215 u_int16_t sadb_x_sa2_len;
216 u_int16_t sadb_x_sa2_exttype;
217 u_int8_t sadb_x_sa2_mode;
218 u_int8_t sadb_x_sa2_reserved1;
219 u_int16_t sadb_x_sa2_reserved2;
42ee1e6b 220 u_int32_t sadb_x_sa2_sequence; /* lowermost 32bit of sequence number */
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221 u_int32_t sadb_x_sa2_reqid;
222};
223
224/* XXX Policy Extension */
225/* sizeof(struct sadb_x_policy) == 16 */
226struct sadb_x_policy {
227 u_int16_t sadb_x_policy_len;
228 u_int16_t sadb_x_policy_exttype;
229 u_int16_t sadb_x_policy_type; /* See policy type of ipsec.h */
230 u_int8_t sadb_x_policy_dir; /* direction, see ipsec.h */
231 u_int8_t sadb_x_policy_reserved;
232 u_int32_t sadb_x_policy_id;
233 u_int32_t sadb_x_policy_reserved2;
234};
235/*
236 * When policy_type == IPSEC, it is followed by some of
237 * the ipsec policy request.
238 * [total length of ipsec policy requests]
239 * = (sadb_x_policy_len * sizeof(uint64_t) - sizeof(struct sadb_x_policy))
240 */
241
242/* XXX IPsec Policy Request Extension */
243/*
244 * This structure is aligned 8 bytes.
245 */
246struct sadb_x_ipsecrequest {
42ee1e6b 247 u_int16_t sadb_x_ipsecrequest_len; /* structure length in 64 bits. */
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248 u_int16_t sadb_x_ipsecrequest_proto; /* See ipsec.h */
249 u_int8_t sadb_x_ipsecrequest_mode; /* See IPSEC_MODE_XX in ipsec.h. */
250 u_int8_t sadb_x_ipsecrequest_level; /* See IPSEC_LEVEL_XX in ipsec.h */
251 u_int16_t sadb_x_ipsecrequest_reqid; /* See ipsec.h */
252
253 /*
254 * followed by source IP address of SA, and immediately followed by
255 * destination IP address of SA. These encoded into two of sockaddr
256 * structure without any padding. Must set each sa_len exactly.
257 * Each of length of the sockaddr structure are not aligned to 64bits,
258 * but sum of x_request and addresses is aligned to 64bits.
259 */
260};
261
262#define SADB_EXT_RESERVED 0
263#define SADB_EXT_SA 1
264#define SADB_EXT_LIFETIME_CURRENT 2
265#define SADB_EXT_LIFETIME_HARD 3
266#define SADB_EXT_LIFETIME_SOFT 4
267#define SADB_EXT_ADDRESS_SRC 5
268#define SADB_EXT_ADDRESS_DST 6
269#define SADB_EXT_ADDRESS_PROXY 7
270#define SADB_EXT_KEY_AUTH 8
271#define SADB_EXT_KEY_ENCRYPT 9
272#define SADB_EXT_IDENTITY_SRC 10
273#define SADB_EXT_IDENTITY_DST 11
274#define SADB_EXT_SENSITIVITY 12
275#define SADB_EXT_PROPOSAL 13
276#define SADB_EXT_SUPPORTED_AUTH 14
277#define SADB_EXT_SUPPORTED_ENCRYPT 15
278#define SADB_EXT_SPIRANGE 16
279#define SADB_X_EXT_KMPRIVATE 17
280#define SADB_X_EXT_POLICY 18
281#define SADB_X_EXT_SA2 19
282#define SADB_EXT_MAX 19
283
284#define SADB_SATYPE_UNSPEC 0
285#define SADB_SATYPE_AH 2
286#define SADB_SATYPE_ESP 3
287#define SADB_SATYPE_RSVP 5
288#define SADB_SATYPE_OSPFV2 6
289#define SADB_SATYPE_RIPV2 7
290#define SADB_SATYPE_MIP 8
291#define SADB_X_SATYPE_IPCOMP 9
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292/*#define SADB_X_SATYPE_POLICY 10 obsolete, do not reuse */
293#define SADB_X_SATYPE_TCPSIGNATURE 11
294#define SADB_SATYPE_MAX 12
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295
296#define SADB_SASTATE_LARVAL 0
297#define SADB_SASTATE_MATURE 1
298#define SADB_SASTATE_DYING 2
299#define SADB_SASTATE_DEAD 3
300#define SADB_SASTATE_MAX 3
301
302#define SADB_SAFLAGS_PFS 1
303
304/* RFC2367 numbers - meets RFC2407 */
305#define SADB_AALG_NONE 0
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306#define SADB_AALG_MD5HMAC 2
307#define SADB_AALG_SHA1HMAC 3
308#define SADB_AALG_MAX 252
984263bc 309/* private allocations - based on RFC2407/IANA assignment */
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310#define SADB_X_AALG_SHA2_256 5
311#define SADB_X_AALG_SHA2_384 6
312#define SADB_X_AALG_SHA2_512 7
313#define SADB_X_AALG_RIPEMD160HMAC 8
314#define SADB_X_AALG_AES_XCBC_MAC 9 /* draft-ietf-ipsec-ciph-aes-xcbc-mac-04 */
984263bc 315/* private allocations should use 249-255 (RFC2407) */
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316#define SADB_X_AALG_MD5 249 /* Keyed MD5 */
317#define SADB_X_AALG_SHA 250 /* Keyed SHA */
318#define SADB_X_AALG_NULL 251 /* null authentication */
319#define SADB_X_AALG_TCP_MD5 252 /* Keyed TCP-MD5 (RFC2385) */
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320
321/* RFC2367 numbers - meets RFC2407 */
322#define SADB_EALG_NONE 0
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323#define SADB_EALG_DESCBC 2
324#define SADB_EALG_3DESCBC 3
325#define SADB_EALG_NULL 11
326#define SADB_EALG_MAX 250
984263bc 327/* private allocations - based on RFC2407/IANA assignment */
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328#define SADB_X_EALG_CAST128CBC 6
329#define SADB_X_EALG_BLOWFISHCBC 7
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330#define SADB_X_EALG_RIJNDAELCBC 12
331#define SADB_X_EALG_AES 12
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332/* private allocations - based on RFC4312/IANA assignment */
333#define SADB_X_EALG_CAMELLIACBC 22
334
984263bc 335/* private allocations should use 249-255 (RFC2407) */
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336#define SADB_X_EALG_SKIPJACK 249 /*250*/ /* for FAST_IPSEC */
337#define SADB_X_EALG_AESCTR 250 /*249*/ /* draft-ietf-ipsec-ciph-aes-ctr-03 */
984263bc 338
42ee1e6b 339/* private allocations - based on RFC2407/IANA assignment */
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340#define SADB_X_CALG_NONE 0
341#define SADB_X_CALG_OUI 1
342#define SADB_X_CALG_DEFLATE 2
343#define SADB_X_CALG_LZS 3
344#define SADB_X_CALG_MAX 4
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345
346#define SADB_IDENTTYPE_RESERVED 0
347#define SADB_IDENTTYPE_PREFIX 1
348#define SADB_IDENTTYPE_FQDN 2
349#define SADB_IDENTTYPE_USERFQDN 3
350#define SADB_X_IDENTTYPE_ADDR 4
351#define SADB_IDENTTYPE_MAX 4
352
353/* `flags' in sadb_sa structure holds followings */
354#define SADB_X_EXT_NONE 0x0000 /* i.e. new format. */
355#define SADB_X_EXT_OLD 0x0001 /* old format. */
356
357#define SADB_X_EXT_IV4B 0x0010 /* IV length of 4 bytes in use */
358#define SADB_X_EXT_DERIV 0x0020 /* DES derived */
359#define SADB_X_EXT_CYCSEQ 0x0040 /* allowing to cyclic sequence. */
360
361 /* three of followings are exclusive flags each them */
362#define SADB_X_EXT_PSEQ 0x0000 /* sequencial padding for ESP */
363#define SADB_X_EXT_PRAND 0x0100 /* random padding for ESP */
364#define SADB_X_EXT_PZERO 0x0200 /* zero padding for ESP */
365#define SADB_X_EXT_PMASK 0x0300 /* mask for padding flag */
366
367#if 1
368#define SADB_X_EXT_RAWCPI 0x0080 /* use well known CPI (IPComp) */
369#endif
370
371#define SADB_KEY_FLAGS_MAX 0x0fff
372
373/* SPI size for PF_KEYv2 */
374#define PFKEY_SPI_SIZE sizeof(u_int32_t)
375
376/* Identifier for menber of lifetime structure */
377#define SADB_X_LIFETIME_ALLOCATIONS 0
378#define SADB_X_LIFETIME_BYTES 1
379#define SADB_X_LIFETIME_ADDTIME 2
380#define SADB_X_LIFETIME_USETIME 3
381
382/* The rate for SOFT lifetime against HARD one. */
383#define PFKEY_SOFT_LIFETIME_RATE 80
384
385/* Utilities */
386#define PFKEY_ALIGN8(a) (1 + (((a) - 1) | (8 - 1)))
387#define PFKEY_EXTLEN(msg) \
388 PFKEY_UNUNIT64(((struct sadb_ext *)(msg))->sadb_ext_len)
389#define PFKEY_ADDR_PREFIX(ext) \
390 (((struct sadb_address *)(ext))->sadb_address_prefixlen)
391#define PFKEY_ADDR_PROTO(ext) \
392 (((struct sadb_address *)(ext))->sadb_address_proto)
393#define PFKEY_ADDR_SADDR(ext) \
394 ((struct sockaddr *)((caddr_t)(ext) + sizeof(struct sadb_address)))
395
396/* in 64bits */
397#define PFKEY_UNUNIT64(a) ((a) << 3)
398#define PFKEY_UNIT64(a) ((a) >> 3)
399
400#endif /* __PFKEY_V2_H */
401
402#endif /* _NET_PFKEYV2_H_ */