bsd/kern/uipc_domain.c

108 pr_init_old(struct protosw *pp, struct domain *dp)
110 #pragma unused(dp)
119 init_proto(struct protosw *pp, struct domain *dp)
126 			pp->pr_init(pp, dp);
132 attach_proto(struct protosw *pp, struct domain *dp)
139 	TAILQ_INSERT_TAIL(&dp->dom_protosw, pp, pr_entry);
141 	pp->pr_domain = dp;
149 detach_proto(struct protosw *pp, struct domain *dp)
153 	VERIFY(pp->pr_domain == dp);
156 	TAILQ_REMOVE(&dp->dom_protosw, pp, pr_entry);
163 dom_init_old(struct domain *dp)
165 	VERIFY(dp->dom_flags & DOM_OLD);
166 	VERIFY(dp->dom_old != NULL);
168 	if (dp->dom_old->dom_init != NULL)
169 		dp->dom_old->dom_init();
173 init_domain(struct domain *dp)
175 	VERIFY(dp->dom_flags & DOM_ATTACHED);
177 	if (!(dp->dom_flags & DOM_INITIALIZED)) {
178 		lck_mtx_init(&dp->dom_mtx_s, domain_proto_mtx_grp,
180 		dp->dom_mtx = &dp->dom_mtx_s;
181 		TAILQ_INIT(&dp->dom_protosw);
182 		if (dp->dom_init != NULL)
183 			dp->dom_init(dp);
184 		dp->dom_flags |= DOM_INITIALIZED;
192 	if (dp->dom_protohdrlen > _max_protohdr)
193 		_max_protohdr = dp->dom_protohdrlen;
201 attach_domain(struct domain *dp)
204 	VERIFY(!(dp->dom_flags & DOM_ATTACHED));
206 	TAILQ_INSERT_TAIL(&domains, dp, dom_entry);
207 	dp->dom_flags |= DOM_ATTACHED;
211 detach_domain(struct domain *dp)
214 	VERIFY(dp->dom_flags & DOM_ATTACHED);
216 	TAILQ_REMOVE(&domains, dp, dom_entry);
217 	dp->dom_flags &= ~DOM_ATTACHED;
219 	if (dp->dom_flags & DOM_OLD) {
220 		struct domain_old *odp = dp->dom_old;
234 	struct domain *dp;
240 	if ((dp = pffinddomain_locked(odp->dom_family)) != NULL) {
247 		    dp->dom_family, dp->dom_name, odp->dom_name);
252 	TAILQ_FOREACH(dp, &domains, dom_entry) {
253 		if (dp->dom_old == odp) {
256 			    odp, odp->dom_family, odp->dom_name, dp,
257 			    dp->dom_family, dp->dom_name);
269 	dp = _MALLOC(sizeof (*dp), M_TEMP, M_WAITOK | M_ZERO);
270 	if (dp == NULL) {
282 	dp->dom_family		= odp->dom_family;
283 	dp->dom_flags		= (odp->dom_flags & DOMF_USERFLAGS) | DOM_OLD;
284 	dp->dom_name		= odp->dom_name;
285 	dp->dom_init		= dom_init_old;
286 	dp->dom_externalize	= odp->dom_externalize;
287 	dp->dom_dispose		= odp->dom_dispose;
288 	dp->dom_rtattach	= odp->dom_rtattach;
289 	dp->dom_rtoffset	= odp->dom_rtoffset;
290 	dp->dom_maxrtkey	= odp->dom_maxrtkey;
291 	dp->dom_protohdrlen	= odp->dom_protohdrlen;
292 	dp->dom_old		= odp;
294 	attach_domain(dp);
295 	init_domain(dp);
298 	odp->dom_mtx		= dp->dom_mtx;
360 net_add_proto(struct protosw *pp, struct domain *dp, int doinit)
374 		    __func__, dp->dom_family, dp->dom_name, pp->pr_protocol);
380 		    __func__, dp->dom_family, dp->dom_name, pp->pr_protocol);
384 	TAILQ_FOREACH(pp1, &dp->dom_protosw, pr_entry) {
390 	attach_proto(pp, dp);
392 		net_init_proto(pp, dp);
398 net_init_proto(struct protosw *pp, struct domain *dp)
408 	init_proto(pp, dp);
421 	struct domain *dp;
431 	TAILQ_FOREACH(dp, &domains, dom_entry) {
432 		if (!(dp->dom_flags & DOM_OLD))
434 		if (dp->dom_old == odp)
437 	if (dp == NULL) {
442 	TAILQ_FOREACH(pp1, &dp->dom_protosw, pr_entry) {
522 	attach_proto(pp, dp);
523 	net_init_proto(pp, dp);
550 net_del_proto(int type, int protocol, struct domain *dp)
560 	TAILQ_FOREACH(pp, &dp->dom_protosw, pr_entry) {
567 	detach_proto(pp, dp);
584 	struct domain *dp;
594 	TAILQ_FOREACH(dp, &domains, dom_entry) {
595 		if (!(dp->dom_flags & DOM_OLD))
597 		if (dp->dom_old == odp)
600 	if (dp == NULL) {
605 	TAILQ_FOREACH(pp, &dp->dom_protosw, pr_entry) {
613 	detach_proto(pp, dp);
663 	struct domain *dp;
672 		TAILQ_FOREACH(dp, &domains, dom_entry) {
673 			TAILQ_FOREACH(pp, &dp->dom_protosw, pr_entry) {
692 	struct domain *dp;
740 	TAILQ_FOREACH(dp, &domains, dom_entry)
741 		init_domain(dp);
749 	struct domain *dp;
753 	TAILQ_FOREACH(dp, &domains, dom_entry) {
754 		if (dp->dom_family == pf)
757 	return (dp);
764 	struct domain *dp;
768 	if ((dp = pffinddomain_locked(family)) == NULL)
771 	TAILQ_FOREACH(pp, &dp->dom_protosw, pr_entry) {
786 	struct domain *dp;
790 	dp = pffinddomain_locked(pf);
792 	return (dp);
802 	struct domain *dp;
806 	if ((dp = pffinddomain_locked(pf)) != NULL && (dp->dom_flags & DOM_OLD))
807 		odp = dp->dom_old;
832 	struct domain *dp;
839 	dp = pffinddomain_locked(family);
840 	if (dp == NULL)
843 	TAILQ_FOREACH(pp, &dp->dom_protosw, pr_entry) {
876 	struct domain *dp;
884 	dp = pffinddomain_locked(family);
885 	if (dp == NULL)
888 	TAILQ_FOREACH(pp, &dp->dom_protosw, pr_entry) {
919 	struct domain *dp;
927 	TAILQ_FOREACH(dp, &domains, dom_entry) {
928 		TAILQ_FOREACH(pp, &dp->dom_protosw, pr_entry) {