2 /* $KAME: key.h,v 1.21 2001/07/27 03:51:30 itojun Exp $ */
5 * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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9 * modification, are permitted provided that the following conditions
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15 * documentation and/or other materials provided with the distribution.
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17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
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
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33 #ifndef _NETIPSEC_KEY_H_
34 #define _NETIPSEC_KEY_H_
39 struct secpolicyindex;
49 extern void key_addref(struct secpolicy *sp);
50 extern int key_havesp(u_int dir);
51 extern struct secpolicy *key_allocsp(struct secpolicyindex *, u_int,
53 extern struct secpolicy *key_allocsp2(u_int32_t spi, union sockaddr_union *dst,
54 u_int8_t proto, u_int dir, const char*, int);
55 extern struct secpolicy *key_newsp(const char*, int);
57 extern struct secpolicy *key_gettunnel(const struct sockaddr *,
58 const struct sockaddr *, const struct sockaddr *,
59 const struct sockaddr *, const char*, int);
61 /* NB: prepend with _ for KAME IPv6 compatbility */
62 extern void _key_freesp(struct secpolicy **, const char*, int);
64 #define KEY_ALLOCSP(spidx, dir) \
65 key_allocsp(spidx, dir, __FILE__, __LINE__)
66 #define KEY_ALLOCSP2(spi, dst, proto, dir) \
67 key_allocsp2(spi, dst, proto, dir, __FILE__, __LINE__)
69 key_newsp(__FILE__, __LINE__)
71 #define KEY_GETTUNNEL(osrc, odst, isrc, idst) \
72 key_gettunnel(osrc, odst, isrc, idst, __FILE__, __LINE__)
74 #define KEY_FREESP(spp) \
75 _key_freesp(spp, __FILE__, __LINE__)
77 extern struct secasvar *key_allocsa(union sockaddr_union *, u_int, u_int32_t,
79 extern void key_freesav(struct secasvar **, const char*, int);
81 #define KEY_ALLOCSA(dst, proto, spi) \
82 key_allocsa(dst, proto, spi, __FILE__, __LINE__)
83 #define KEY_FREESAV(psav) \
84 key_freesav(psav, __FILE__, __LINE__)
86 extern void key_freeso __P((struct socket *));
87 extern int key_checktunnelsanity __P((struct secasvar *, u_int,
89 extern int key_checkrequest
90 __P((struct ipsecrequest *isr, const struct secasindex *));
92 extern struct secpolicy *key_msg2sp __P((struct sadb_x_policy *,
94 extern struct mbuf *key_sp2msg __P((struct secpolicy *));
95 extern int key_ismyaddr __P((struct sockaddr *));
96 extern int key_spdacquire __P((struct secpolicy *));
97 extern void key_timehandler __P((void));
98 extern u_long key_random __P((void));
99 extern void key_randomfill __P((void *, size_t));
100 extern void key_freereg __P((struct socket *));
101 extern int key_parse __P((struct mbuf *, struct socket *));
102 extern void key_init __P((void));
104 extern void key_destroy(void);
106 extern void key_sa_recordxfer __P((struct secasvar *, struct mbuf *));
107 extern void key_sa_routechange __P((struct sockaddr *));
108 extern void key_sa_stir_iv __P((struct secasvar *));
110 u_int16_t key_portfromsaddr(struct sockaddr *);
111 #define KEY_PORTFROMSADDR(saddr) \
112 key_portfromsaddr((struct sockaddr *)(saddr))
115 #ifdef MALLOC_DECLARE
116 MALLOC_DECLARE(M_IPSEC_SA);
117 MALLOC_DECLARE(M_IPSEC_SAH);
118 MALLOC_DECLARE(M_IPSEC_SP);
119 MALLOC_DECLARE(M_IPSEC_SR);
120 MALLOC_DECLARE(M_IPSEC_MISC);
121 MALLOC_DECLARE(M_IPSEC_SAQ);
122 MALLOC_DECLARE(M_IPSEC_SAR);
123 MALLOC_DECLARE(M_IPSEC_INPCB);
124 #endif /* MALLOC_DECLARE */
126 #endif /* defined(_KERNEL) */
127 #endif /* _NETIPSEC_KEY_H_ */