1 /* $KAME: key.h,v 1.21 2001/07/27 03:51:30 itojun Exp $ */
4 * SPDX-License-Identifier: BSD-3-Clause
6 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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10 * modification, are permitted provided that the following conditions
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13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
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16 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the project nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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34 #ifndef _NETIPSEC_KEY_H_
35 #define _NETIPSEC_KEY_H_
40 struct secpolicyindex;
50 struct secpolicy *key_newsp(void);
51 struct secpolicy *key_allocsp(struct secpolicyindex *, u_int);
52 struct secpolicy *key_msg2sp(struct sadb_x_policy *, size_t, int *);
53 int key_sp2msg(struct secpolicy *, void *, size_t *);
54 void key_addref(struct secpolicy *);
55 void key_freesp(struct secpolicy **);
56 int key_spdacquire(struct secpolicy *);
57 int key_havesp(u_int);
58 void key_bumpspgen(void);
59 uint32_t key_getspgen(void);
60 uint32_t key_newreqid(void);
62 struct secasvar *key_allocsa(union sockaddr_union *, uint8_t, uint32_t);
63 struct secasvar *key_allocsa_tunnel(union sockaddr_union *,
64 union sockaddr_union *, uint8_t);
65 struct secasvar *key_allocsa_policy(struct secpolicy *,
66 const struct secasindex *, int *);
67 struct secasvar *key_allocsa_tcpmd5(struct secasindex *);
68 void key_freesav(struct secasvar **);
70 int key_sockaddrcmp(const struct sockaddr *, const struct sockaddr *, int);
71 int key_sockaddrcmp_withmask(const struct sockaddr *, const struct sockaddr *,
74 int key_register_ifnet(struct secpolicy **, u_int);
75 void key_unregister_ifnet(struct secpolicy **, u_int);
77 void key_delete_xform(const struct xformsw *);
79 extern u_long key_random(void);
80 extern void key_freereg(struct socket *);
81 extern int key_parse(struct mbuf *, struct socket *);
82 extern void key_init(void);
84 extern void key_destroy(void);
86 extern void key_sa_recordxfer(struct secasvar *, struct mbuf *);
87 uint16_t key_portfromsaddr(struct sockaddr *);
88 void key_porttosaddr(struct sockaddr *, uint16_t port);
91 MALLOC_DECLARE(M_IPSEC_SA);
92 MALLOC_DECLARE(M_IPSEC_SAH);
93 MALLOC_DECLARE(M_IPSEC_SP);
94 MALLOC_DECLARE(M_IPSEC_SR);
95 MALLOC_DECLARE(M_IPSEC_MISC);
96 MALLOC_DECLARE(M_IPSEC_SAQ);
97 MALLOC_DECLARE(M_IPSEC_SAR);
98 MALLOC_DECLARE(M_IPSEC_INPCB);
99 #endif /* MALLOC_DECLARE */
101 #endif /* defined(_KERNEL) */
102 #endif /* _NETIPSEC_KEY_H_ */