#ifndef _NETINET6_IPSEC_H_
#define _NETINET6_IPSEC_H_
+#include <sys/cdefs.h>
#include <sys/appleapiopts.h>
#include <net/pfkeyv2.h>
-#ifdef KERNEL_PRIVATE
+#ifdef BSD_KERNEL_PRIVATE
#include <netkey/keydb.h>
+#include <netinet/ip_var.h>
+
+/* lock for IPSec stats */
+extern lck_grp_t *sadb_stat_mutex_grp;
+extern lck_grp_attr_t *sadb_stat_mutex_grp_attr;
+extern lck_attr_t *sadb_stat_mutex_attr;
+extern lck_mtx_t *sadb_stat_mutex;
+
+
+#define IPSEC_STAT_INCREMENT(x) \
+ {lck_mtx_lock(sadb_stat_mutex); (x)++; lck_mtx_unlock(sadb_stat_mutex);}
+
+struct secpolicyaddrrange {
+ struct sockaddr_storage start; /* Start (low values) of address range */
+ struct sockaddr_storage end; /* End (high values) of address range */
+};
/*
* Security Policy Index
u_int8_t prefs; /* prefix length in bits for src */
u_int8_t prefd; /* prefix length in bits for dst */
u_int16_t ul_proto; /* upper layer Protocol */
+ ifnet_t internal_if; /* Interface a matching packet is bound to */
+ struct secpolicyaddrrange src_range; /* IP src address range for SP */
+ struct secpolicyaddrrange dst_range; /* IP dst address range for SP */
#ifdef notyet
uid_t uids;
uid_t uidd;
/* pointer to the ipsec request tree, */
/* if policy == IPSEC else this value == NULL.*/
+ ifnet_t ipsec_if; /* IPSec interface to use */
+ ifnet_t outgoing_if; /* Outgoing interface for encrypted traffic */
+
+ char disabled; /* Set to ignore policy */
+
/*
* lifetime handler.
* the policy can be used without limitiation if both lifetime and
/* if __ss_len == 0 then no address specified.*/
u_int level; /* IPsec level defined below. */
- struct secasvar *sav; /* place holder of SA for use */
struct secpolicy *sp; /* back pointer to SP */
};
int count; /* for lifetime */
/* XXX: here is mbuf place holder to be sent ? */
};
-#endif /* KERNEL_PRIVATE */
+#endif /* BSD_KERNEL_PRIVATE */
/* according to IANA assignment, port 0x0000 and proto 0xff are reserved. */
#define IPSEC_PORT_ANY 0
#define IPSEC_POLICY_IPSEC 2 /* do IPsec */
#define IPSEC_POLICY_ENTRUST 3 /* consulting SPD if present. */
#define IPSEC_POLICY_BYPASS 4 /* only for privileged socket. */
+#define IPSEC_POLICY_GENERATE 5 /* same as discard - IKE daemon can override with generated policy */
/* Security protocol level */
#define IPSEC_LEVEL_DEFAULT 0 /* reference to system default */
u_quad_t out_comphist[256];
};
-#ifdef KERNEL_PRIVATE
+#ifdef BSD_KERNEL_PRIVATE
/*
* Definitions for IPsec & Key sysctl operations.
*/
{ "esp_randpad", CTLTYPE_INT }, \
}
-#ifdef KERNEL
+#define IPSEC_IS_P2ALIGNED(p) 1
+#define IPSEC_GET_P2UNALIGNED_OFS(p) 0
+
struct ipsec_output_state {
+ int tunneled;
struct mbuf *m;
- struct route *ro;
+ struct route ro;
struct sockaddr *dst;
+ u_int outgoing_if;
};
struct ipsec_history {
struct socket *, int *);
extern struct secpolicy *ipsec4_getpolicybyaddr(struct mbuf *, u_int, int,
int *);
+extern int ipsec4_getpolicybyinterface(struct mbuf *, u_int, int *,
+ struct ip_out_args *, struct secpolicy **);
+
+extern u_int ipsec_get_reqlevel(struct ipsecrequest *);
struct inpcb;
extern int ipsec_init_policy(struct socket *so, struct inpcbpolicy **);
extern u_int ipsec_get_reqlevel(struct ipsecrequest *);
extern int ipsec4_set_policy(struct inpcb *inp, int optname,
- caddr_t request, size_t len, int priv);
-extern int ipsec4_get_policy(struct inpcb *inpcb, caddr_t request,
- size_t len, struct mbuf **mp);
+ caddr_t request, size_t len, int priv);
extern int ipsec4_delete_pcbpolicy(struct inpcb *);
extern int ipsec4_in_reject_so(struct mbuf *, struct socket *);
extern int ipsec4_in_reject(struct mbuf *, struct inpcb *);
extern size_t ipsec4_hdrsiz(struct mbuf *, u_int, struct inpcb *);
extern size_t ipsec_hdrsiz_tcp(struct tcpcb *);
+extern size_t ipsec_hdrsiz(struct secpolicy *);
struct ip;
extern const char *ipsec4_logpacketstr(struct ip *, u_int32_t);
extern void ipsec_dumpmbuf(struct mbuf *);
+extern int ipsec4_interface_output(struct ipsec_output_state *state, ifnet_t interface);
extern int ipsec4_output(struct ipsec_output_state *, struct secpolicy *, int);
-extern int ipsec4_tunnel_validate(struct mbuf *, int, u_int, struct secasvar *);
+#if INET
+extern struct mbuf * ipsec4_splithdr(struct mbuf *);
+extern int ipsec4_encapsulate(struct mbuf *, struct secasvar *);
+extern int ipsec4_encapsulate_utun_esp_keepalive(struct mbuf **, struct secasvar *);
+#endif
+#if INET6
+extern struct mbuf * ipsec6_splithdr(struct mbuf *);
+extern int ipsec6_encapsulate(struct mbuf *, struct secasvar *);
+extern int ipsec6_encapsulate_utun_esp_keepalive(struct mbuf **, struct secasvar *);
+#endif
+extern int ipsec4_tunnel_validate(struct mbuf *, int, u_int, struct secasvar *, sa_family_t *);
extern struct mbuf *ipsec_copypkt(struct mbuf *);
extern void ipsec_delaux(struct mbuf *);
extern int ipsec_setsocket(struct mbuf *, struct socket *);
extern int ipsec_addhist(struct mbuf *, int, u_int32_t);
extern struct ipsec_history *ipsec_gethist(struct mbuf *, int *);
extern void ipsec_clearhist(struct mbuf *);
-#endif KERNEL
-#endif KERNEL_PRIVATE
+#endif /* BSD_KERNEL_PRIVATE */
#ifndef KERNEL
+__BEGIN_DECLS
extern caddr_t ipsec_set_policy(char *, int);
extern int ipsec_get_policylen(caddr_t);
extern char *ipsec_dump_policy(caddr_t, char *);
extern const char *ipsec_strerror(void);
-#endif KERNEL
+__END_DECLS
+#endif /* KERNEL */
-#endif _NETINET6_IPSEC_H_
+#endif /* _NETINET6_IPSEC_H_ */
projects / apple / xnu.git / blobdiff