1 /* $NetBSD: ipsec_private.h,v 1.9 2018/04/28 15:45:16 maxv Exp $ */
2
3 /*
4 * Copyright (c) 2008 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Jason R. Thorpe.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #ifndef _NETIPSEC_IPSEC_PRIVATE_H_
33 #define _NETIPSEC_IPSEC_PRIVATE_H_
34
35 #ifdef _KERNEL
36 #include <net/net_stats.h>
37
38 extern percpu_t *ipsecstat_percpu;
39 extern percpu_t *ahstat_percpu;
40 extern percpu_t *espstat_percpu;
41 extern percpu_t *ipcompstat_percpu;
42 extern percpu_t *ipipstat_percpu;
43 extern percpu_t *pfkeystat_percpu;
44
45 #define IPSEC_STAT_GETREF() _NET_STAT_GETREF(ipsecstat_percpu)
46 #define IPSEC_STAT_PUTREF() _NET_STAT_PUTREF(ipsecstat_percpu)
47 #define IPSEC_STATINC(x) _NET_STATINC(ipsecstat_percpu, x)
48 #define IPSEC_STATADD(x, v) _NET_STATADD(ipsecstat_percpu, x, v)
49
50 #define AH_STATINC(x) _NET_STATINC(ahstat_percpu, x)
51 #define AH_STATADD(x, v) _NET_STATADD(ahstat_percpu, x, v)
52
53 #define ESP_STATINC(x) _NET_STATINC(espstat_percpu, x)
54 #define ESP_STATADD(x, v) _NET_STATADD(espstat_percpu, x, v)
55
56 #define IPCOMP_STATINC(x) _NET_STATINC(ipcompstat_percpu, x)
57 #define IPCOMP_STATADD(x, v) _NET_STATADD(ipcompstat_percpu, x, v)
58
59 #define IPIP_STATINC(x) _NET_STATINC(ipipstat_percpu, x)
60 #define IPIP_STATADD(x, v) _NET_STATADD(ipipstat_percpu, x, v)
61
62 #define PFKEY_STAT_GETREF() _NET_STAT_GETREF(pfkeystat_percpu)
63 #define PFKEY_STAT_PUTREF() _NET_STAT_PUTREF(pfkeystat_percpu)
64 #define PFKEY_STATINC(x) _NET_STATINC(pfkeystat_percpu, x)
65 #define PFKEY_STATADD(x, v) _NET_STATADD(pfkeystat_percpu, x, v)
66
67 /* superuser opened socket? */
68 #define IPSEC_PRIVILEGED_SO(so) ((so)->so_uidinfo->ui_uid == 0)
69
70 #ifdef _KERNEL_OPT
71 #include "opt_net_mpsafe.h"
72 #endif
73
74 #ifdef NET_MPSAFE
75 #define IPSEC_DECLARE_LOCK_VARIABLE
76 #define IPSEC_ACQUIRE_GLOBAL_LOCKS() do { } while (0)
77 #define IPSEC_RELEASE_GLOBAL_LOCKS() do { } while (0)
78 #else
79 #include <sys/socketvar.h> /* for softnet_lock */
80
81 #define IPSEC_DECLARE_LOCK_VARIABLE int __s
82 #define IPSEC_ACQUIRE_GLOBAL_LOCKS() \
83 do { \
84 __s = splsoftnet(); \
85 mutex_enter(softnet_lock); \
86 } while (0)
87 #define IPSEC_RELEASE_GLOBAL_LOCKS() \
88 do { \
89 mutex_exit(softnet_lock); \
90 splx(__s); \
91 } while (0)
92 #endif
93
94 #endif /* _KERNEL */
95
96 #endif /* !_NETIPSEC_IPSEC_PRIVATE_H_ */
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