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29 * @(#)domain.h 8.1 (Berkeley) 6/2/93
33 #ifndef _SYS_DOMAIN_H_
34 #define _SYS_DOMAIN_H_
37 * Structure per communications domain.
41 * Forward structure declarations for function prototypes [sic].
47 int dom_family; /* AF_xxx */
49 void (*dom_init) /* initialize domain data structures */
51 void (*dom_destroy) /* cleanup structures / state */
53 int (*dom_externalize) /* externalize access rights */
54 (struct mbuf *, struct mbuf **, int);
55 void (*dom_dispose) /* dispose of internalized rights */
57 struct protosw *dom_protosw, *dom_protoswNPROTOSW;
58 struct domain *dom_next;
59 int (*dom_rtattach) /* initialize routing table */
61 int (*dom_rtdetach) /* clean up routing table */
63 int dom_rtoffset; /* an arg to rtattach, in bits */
65 * rtoffset May be 0 if the domain supplies its own rtattach(),
66 * in which case, a 0 indicates it's being called from
67 * vfs_export.c (HACK) Only for AF_INET{,6} at this time.
68 * Temporary ABI compat hack.. fix post RELENG_7
70 int dom_maxrtkey; /* for routing layer */
71 void *(*dom_ifattach)(struct ifnet *);
72 void (*dom_ifdetach)(struct ifnet *, void *);
73 /* af-dependent data on ifnet */
77 extern int domain_init_status;
78 extern struct domain *domains;
79 void domain_add(void *);
80 void domain_init(void *);
82 void vnet_domain_init(void *);
83 void vnet_domain_uninit(void *);
86 #define DOMAIN_SET(name) \
87 SYSINIT(domain_add_ ## name, SI_SUB_PROTO_DOMAIN, \
88 SI_ORDER_FIRST, domain_add, & name ## domain); \
89 SYSINIT(domain_init_ ## name, SI_SUB_PROTO_DOMAIN, \
90 SI_ORDER_SECOND, domain_init, & name ## domain);
92 #define VNET_DOMAIN_SET(name) \
93 SYSINIT(domain_add_ ## name, SI_SUB_PROTO_DOMAIN, \
94 SI_ORDER_FIRST, domain_add, & name ## domain); \
95 VNET_SYSINIT(vnet_domain_init_ ## name, SI_SUB_PROTO_DOMAIN, \
96 SI_ORDER_SECOND, vnet_domain_init, & name ## domain); \
97 VNET_SYSUNINIT(vnet_domain_uninit_ ## name, \
98 SI_SUB_PROTO_DOMAIN, SI_ORDER_SECOND, vnet_domain_uninit, \
101 #define VNET_DOMAIN_SET(name) DOMAIN_SET(name)
106 #endif /* !_SYS_DOMAIN_H_ */