43    2. Hash table by (daddr,family,reqid) to find what SAs exist for given
63 					 unsigned short family)  in xfrm_dst_hash()  argument
65 	return __xfrm_dst_hash(daddr, saddr, reqid, family, net->xfrm.state_hmask);  in xfrm_dst_hash()
71 					 unsigned short family)  in xfrm_src_hash()  argument
73 	return __xfrm_src_hash(daddr, saddr, family, net->xfrm.state_hmask);  in xfrm_src_hash()
78 	      __be32 spi, u8 proto, unsigned short family)  in xfrm_spi_hash()  argument
80 	return __xfrm_spi_hash(daddr, spi, proto, family, net->xfrm.state_hmask);  in xfrm_spi_hash()
121 				    x->props.reqid, x->props.family,  in xfrm_hash_transfer()
126 				    x->props.family,  in xfrm_hash_transfer()
132 					    x->id.proto, x->props.family,  in xfrm_hash_transfer()
226 int xfrm_register_type(const struct xfrm_type *type, unsigned short family)  in xfrm_register_type()  argument
228 	struct xfrm_state_afinfo *afinfo = xfrm_state_get_afinfo(family);  in xfrm_register_type()
272 void xfrm_unregister_type(const struct xfrm_type *type, unsigned short family)  in xfrm_unregister_type()  argument
274 	struct xfrm_state_afinfo *afinfo = xfrm_state_get_afinfo(family);  in xfrm_unregister_type()
315 static const struct xfrm_type *xfrm_get_type(u8 proto, unsigned short family)  in xfrm_get_type()  argument
322 	afinfo = xfrm_state_get_afinfo(family);  in xfrm_get_type()
358 		request_module("xfrm-type-%d-%d", family, proto);  in xfrm_get_type()
372 			       unsigned short family)  in xfrm_register_type_offload()  argument
374 	struct xfrm_state_afinfo *afinfo = xfrm_state_get_afinfo(family);  in xfrm_register_type_offload()
397 				  unsigned short family)  in xfrm_unregister_type_offload()  argument
399 	struct xfrm_state_afinfo *afinfo = xfrm_state_get_afinfo(family);  in xfrm_unregister_type_offload()
418 xfrm_get_type_offload(u8 proto, unsigned short family, bool try_load)  in xfrm_get_type_offload()  argument
424 	afinfo = xfrm_state_get_afinfo(family);  in xfrm_get_type_offload()
442 		request_module("xfrm-offload-%d-%d", family, proto);  in xfrm_get_type_offload()
459 		.family = AF_INET,
463 		.family = AF_INET,
468 		.family = AF_INET,
476 		.family = AF_INET6,
480 		.family = AF_INET6,
484 		.family = AF_INET6,
489 		.family = AF_INET6,
493 static const struct xfrm_mode *xfrm_get_mode(unsigned int encap, int family)  in xfrm_get_mode()  argument
500 	switch (family) {  in xfrm_get_mode()
503 		if (mode->family == family)  in xfrm_get_mode()
508 		if (mode->family == family)  in xfrm_get_mode()
971 	sel->family = AF_INET;  in __xfrm4_init_tempsel()
990 	sel->family = AF_INET6;  in __xfrm6_init_tempsel()
1001 		    unsigned short family)  in xfrm_init_tempstate()  argument
1003 	switch (family) {  in xfrm_init_tempstate()
1033 	x->props.family = tmpl->encap_family;  in xfrm_init_tempstate()
1039 						  unsigned short family,  in __xfrm_state_lookup_all()  argument
1042 	unsigned int h = xfrm_spi_hash(net, daddr, spi, proto, family);  in __xfrm_state_lookup_all()
1063 		if (x->props.family != family ||  in __xfrm_state_lookup_all()
1066 		    !xfrm_addr_equal(&x->id.daddr, daddr, family))  in __xfrm_state_lookup_all()
1082 					      unsigned short family)  in __xfrm_state_lookup()  argument
1084 	unsigned int h = xfrm_spi_hash(net, daddr, spi, proto, family);  in __xfrm_state_lookup()
1088 		if (x->props.family != family ||  in __xfrm_state_lookup()
1091 		    !xfrm_addr_equal(&x->id.daddr, daddr, family))  in __xfrm_state_lookup()
1107 						     u8 proto, unsigned short family)  in __xfrm_state_lookup_byaddr()  argument
1109 	unsigned int h = xfrm_src_hash(net, daddr, saddr, family);  in __xfrm_state_lookup_byaddr()
1113 		if (x->props.family != family ||  in __xfrm_state_lookup_byaddr()
1115 		    !xfrm_addr_equal(&x->id.daddr, daddr, family) ||  in __xfrm_state_lookup_byaddr()
1116 		    !xfrm_addr_equal(&x->props.saddr, saddr, family))  in __xfrm_state_lookup_byaddr()
1130 __xfrm_state_locate(struct xfrm_state *x, int use_spi, int family)  in __xfrm_state_locate()  argument
1137 					   x->id.spi, x->id.proto, family);  in __xfrm_state_locate()
1142 						  x->id.proto, family);  in __xfrm_state_locate()
1154 			       const struct flowi *fl, unsigned short family,  in xfrm_state_look_at()  argument
1170 		if ((x->sel.family &&  in xfrm_state_look_at()
1171 		     (x->sel.family != family ||  in xfrm_state_look_at()
1172 		      !xfrm_selector_match(&x->sel, fl, family))) ||  in xfrm_state_look_at()
1186 		if ((!x->sel.family ||  in xfrm_state_look_at()
1187 		     (x->sel.family == family &&  in xfrm_state_look_at()
1188 		      xfrm_selector_match(&x->sel, fl, family))) &&  in xfrm_state_look_at()
1199 		unsigned short family, u32 if_id)  in xfrm_state_find()  argument
1237 		if (x->props.family == encap_family &&  in xfrm_state_find()
1246 			xfrm_state_look_at(pol, x, fl, family,  in xfrm_state_find()
1271 		if (x->props.family == encap_family &&  in xfrm_state_find()
1280 			xfrm_state_look_at(pol, x, fl, family,  in xfrm_state_find()
1314 		xfrm_init_tempstate(x, fl, tmpl, daddr, saddr, family);  in xfrm_state_find()
1423 		    unsigned short family, u8 mode, u8 proto, u32 reqid)  in xfrm_stateonly_find()  argument
1429 	h = xfrm_dst_hash(net, daddr, saddr, reqid, family);  in xfrm_stateonly_find()
1431 		if (x->props.family == family &&  in xfrm_stateonly_find()
1436 		    xfrm_state_addr_check(x, daddr, saddr, family) &&  in xfrm_stateonly_find()
1455 					      unsigned short family)  in xfrm_state_lookup_byspi()  argument
1463 		if (x->props.family != family ||  in xfrm_state_lookup_byspi()
1484 			  x->props.reqid, x->props.family);  in __xfrm_state_insert()
1488 	h = xfrm_src_hash(net, &x->id.daddr, &x->props.saddr, x->props.family);  in __xfrm_state_insert()
1494 				  x->props.family);  in __xfrm_state_insert()
1521 	unsigned short family = xnew->props.family;  in __xfrm_state_bump_genids()  local
1528 	h = xfrm_dst_hash(net, &xnew->id.daddr, &xnew->props.saddr, reqid, family);  in __xfrm_state_bump_genids()
1530 		if (x->props.family	== family &&  in __xfrm_state_bump_genids()
1534 		    xfrm_addr_equal(&x->id.daddr, &xnew->id.daddr, family) &&  in __xfrm_state_bump_genids()
1535 		    xfrm_addr_equal(&x->props.saddr, &xnew->props.saddr, family))  in __xfrm_state_bump_genids()
1554 					  unsigned short family, u8 mode,  in __find_acq_core()  argument
1560 	unsigned int h = xfrm_dst_hash(net, daddr, saddr, reqid, family);  in __find_acq_core()
1567 		    x->props.family != family ||  in __find_acq_core()
1572 		    !xfrm_addr_equal(&x->id.daddr, daddr, family) ||  in __find_acq_core()
1573 		    !xfrm_addr_equal(&x->props.saddr, saddr, family))  in __find_acq_core()
1585 		switch (family) {  in __find_acq_core()
1607 		x->props.family = family;  in __find_acq_core()
1621 		h = xfrm_src_hash(net, daddr, saddr, family);  in __find_acq_core()
1639 	int family;  in xfrm_state_add()  local
1644 	family = x->props.family;  in xfrm_state_add()
1650 	x1 = __xfrm_state_locate(x, use_spi, family);  in xfrm_state_add()
1661 		    !xfrm_addr_equal(&x1->id.daddr, &x->id.daddr, family))) {  in xfrm_state_add()
1668 		x1 = __find_acq_core(net, &x->mark, family, x->props.mode,  in xfrm_state_add()
1730 	x->props.family = orig->props.family;  in xfrm_state_clone()
1879 	xc->props.family = m->new_family;  in xfrm_state_migrate()
1915 	x1 = __xfrm_state_locate(x, use_spi, x->props.family);  in xfrm_state_update()
2042 		  u8 proto, unsigned short family)  in xfrm_state_lookup()  argument
2047 	x = __xfrm_state_lookup(net, mark, daddr, spi, proto, family);  in xfrm_state_lookup()
2056 			 u8 proto, unsigned short family)  in xfrm_state_lookup_byaddr()  argument
2061 	x = __xfrm_state_lookup_byaddr(net, mark, daddr, saddr, proto, family);  in xfrm_state_lookup_byaddr()
2070 	      const xfrm_address_t *saddr, int create, unsigned short family)  in xfrm_find_acq()  argument
2075 	x = __find_acq_core(net, mark, family, mode, reqid, if_id, proto, daddr, saddr, create);  in xfrm_find_acq()
2181 	       unsigned short family)  in xfrm_tmpl_sort()  argument
2185 	if (family == AF_INET6)  in xfrm_tmpl_sort()
2195 		unsigned short family)  in xfrm_state_sort()  argument
2199 	if (family == AF_INET6)  in xfrm_state_sort()
2305 		x0 = xfrm_state_lookup(net, mark, &x->id.daddr, minspi, x->id.proto, x->props.family);  in xfrm_alloc_spi()
2316 			x0 = xfrm_state_lookup(net, mark, &x->id.daddr, htonl(spi), x->id.proto, x->props.family);  in xfrm_alloc_spi()
2327 		h = xfrm_spi_hash(net, &x->id.daddr, x->id.spi, x->id.proto, x->props.family);  in xfrm_alloc_spi()
2348 		if ((filter->family == AF_INET ||  in __xfrm_state_filter_match()
2349 		     filter->family == AF_INET6) &&  in __xfrm_state_filter_match()
2350 		    x->props.family != filter->family)  in __xfrm_state_filter_match()
2749 	if (WARN_ON(afinfo->family >= NPROTO))  in xfrm_state_register_afinfo()
2753 	if (unlikely(xfrm_state_afinfo[afinfo->family] != NULL))  in xfrm_state_register_afinfo()
2756 		rcu_assign_pointer(xfrm_state_afinfo[afinfo->family], afinfo);  in xfrm_state_register_afinfo()
2764 	int err = 0, family = afinfo->family;  in xfrm_state_unregister_afinfo()  local
2766 	if (WARN_ON(family >= NPROTO))  in xfrm_state_unregister_afinfo()
2770 	if (likely(xfrm_state_afinfo[afinfo->family] != NULL)) {  in xfrm_state_unregister_afinfo()
2771 		if (rcu_access_pointer(xfrm_state_afinfo[family]) != afinfo)  in xfrm_state_unregister_afinfo()
2774 			RCU_INIT_POINTER(xfrm_state_afinfo[afinfo->family], NULL);  in xfrm_state_unregister_afinfo()
2782 struct xfrm_state_afinfo *xfrm_state_afinfo_get_rcu(unsigned int family)  in xfrm_state_afinfo_get_rcu()  argument
2784 	if (unlikely(family >= NPROTO))  in xfrm_state_afinfo_get_rcu()
2787 	return rcu_dereference(xfrm_state_afinfo[family]);  in xfrm_state_afinfo_get_rcu()
2791 struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)  in xfrm_state_get_afinfo()  argument
2794 	if (unlikely(family >= NPROTO))  in xfrm_state_get_afinfo()
2797 	afinfo = rcu_dereference(xfrm_state_afinfo[family]);  in xfrm_state_get_afinfo()
2840 		if (x->props.family == AF_INET)  in xfrm_state_mtu()
2842 		else if (x->props.family == AF_INET6)  in xfrm_state_mtu()
2862 	int family = x->props.family;  in __xfrm_init_state()  local
2865 	if (family == AF_INET &&  in __xfrm_init_state()
2871 	if (x->sel.family != AF_UNSPEC) {  in __xfrm_init_state()
2872 		inner_mode = xfrm_get_mode(x->props.mode, x->sel.family);  in __xfrm_init_state()
2879 		    family != x->sel.family) {  in __xfrm_init_state()
2880 			NL_SET_ERR_MSG(extack, "Only tunnel modes can accommodate a change of family");  in __xfrm_init_state()
2889 		inner_mode = xfrm_get_mode(x->props.mode, x->props.family);  in __xfrm_init_state()
2897 		if (x->props.family == AF_INET)  in __xfrm_init_state()
2907 	x->type = xfrm_get_type(x->id.proto, family);  in __xfrm_init_state()
2913 	x->type_offload = xfrm_get_type_offload(x->id.proto, family, offload);  in __xfrm_init_state()
2919 	outer_mode = xfrm_get_mode(x->props.mode, family);  in __xfrm_init_state()
3042 	switch (x->props.family) {  in xfrm_audit_helper_sainfo()
3056 static void xfrm_audit_helper_pktinfo(struct sk_buff *skb, u16 family,  in xfrm_audit_helper_pktinfo()  argument
3062 	switch (family) {  in xfrm_audit_helper_pktinfo()
3117 	xfrm_audit_helper_pktinfo(skb, x->props.family, audit_buf);  in xfrm_audit_state_replay_overflow()
3135 	xfrm_audit_helper_pktinfo(skb, x->props.family, audit_buf);  in xfrm_audit_state_replay()
3143 void xfrm_audit_state_notfound_simple(struct sk_buff *skb, u16 family)  in xfrm_audit_state_notfound_simple()  argument
3150 	xfrm_audit_helper_pktinfo(skb, family, audit_buf);  in xfrm_audit_state_notfound_simple()
3155 void xfrm_audit_state_notfound(struct sk_buff *skb, u16 family,  in xfrm_audit_state_notfound()  argument
3164 	xfrm_audit_helper_pktinfo(skb, family, audit_buf);  in xfrm_audit_state_notfound()
3182 	xfrm_audit_helper_pktinfo(skb, x->props.family, audit_buf);  in xfrm_audit_state_icvfail()