1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _LINUX_IPSEC_H
3 #define _LINUX_IPSEC_H
4
5 /* The definitions, required to talk to KAME racoon IKE. */
6
7 #include <linux/pfkeyv2.h>
8
9 #define IPSEC_PORT_ANY 0
10 #define IPSEC_ULPROTO_ANY 255
11 #define IPSEC_PROTO_ANY 255
12
13 enum {
14 IPSEC_MODE_ANY = 0, /* We do not support this for SA */
15 IPSEC_MODE_TRANSPORT = 1,
16 IPSEC_MODE_TUNNEL = 2,
17 IPSEC_MODE_BEET = 3
18 };
19
20 enum {
21 IPSEC_DIR_ANY = 0,
22 IPSEC_DIR_INBOUND = 1,
23 IPSEC_DIR_OUTBOUND = 2,
24 IPSEC_DIR_FWD = 3, /* It is our own */
25 IPSEC_DIR_MAX = 4,
26 IPSEC_DIR_INVALID = 5
27 };
28
29 enum {
30 IPSEC_POLICY_DISCARD = 0,
31 IPSEC_POLICY_NONE = 1,
32 IPSEC_POLICY_IPSEC = 2,
33 IPSEC_POLICY_ENTRUST = 3,
34 IPSEC_POLICY_BYPASS = 4
35 };
36
37 enum {
38 IPSEC_LEVEL_DEFAULT = 0,
39 IPSEC_LEVEL_USE = 1,
40 IPSEC_LEVEL_REQUIRE = 2,
41 IPSEC_LEVEL_UNIQUE = 3
42 };
43
44 #define IPSEC_MANUAL_REQID_MAX 0x3fff
45
46 #define IPSEC_REPLAYWSIZE 32
47
48 #endif /* _LINUX_IPSEC_H */
49
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