bsd/kern/uipc_usrreq.c

863 		struct unpcb *unp2 = NULL;
884  			unp2 = unp->unp_refs.lh_first;
885  			socket_lock(unp2->unp_socket, 1);
893 		if (unp2 != NULL) {
895  			unp_drop(unp2, ECONNRESET);
896  			socket_unlock(unp2->unp_socket, 1);
1037 	struct unpcb *unp, *unp2, *unp3;
1153 		unp2 = sotounpcb(so2);
1155 		if (unp2->unp_addr)
1157 			    dup_sockaddr((struct sockaddr *)unp2->unp_addr, 1);
1175 		KASSERT(unp2->unp_flags & UNP_HAVEPCCACHED,
1197 		memcpy(&unp->unp_peercred, &unp2->unp_peercred,
1225 			unp2->unp_flags |= UNP_TRACE_MDNS;
1264 	struct unpcb *unp2;
1269 	unp2 = sotounpcb(so2);
1272 	lck_mtx_assert(&unp2->unp_mtx, LCK_MTX_ASSERT_OWNED);
1275 	if (unp == 0 || unp2 == 0)
1278 	unp->unp_conn = unp2;
1284 		LIST_INSERT_HEAD(&unp2->unp_refs, unp, unp_reflink);
1304 		    !(unp2->unp_flags & UNP_HAVEPC)) {
1308 			cru2x(kauth_cred_get(), &unp2->unp_peercred);
1309 			unp2->unp_flags |= UNP_HAVEPC;
1311 		unp2->unp_conn = unp;
1335 	lck_mtx_assert(&unp2->unp_mtx, LCK_MTX_ASSERT_OWNED);
1342 	struct unpcb *unp2 = NULL;
1368 	unp2 = unp->unp_conn;
1370 	if (unp2 == 0 || unp2->unp_socket == NULL) {
1373 	so2 = unp2->unp_socket;
1398 	lck_mtx_assert(&unp2->unp_mtx, LCK_MTX_ASSERT_OWNED);
1435 		unp2->unp_conn = NULL;
1445 		unp2->unp_socket->so_state &= ~(SS_ISCONNECTING|SS_ISCONNECTED|SS_ISDISCONNECTING);
1448 		if (unp2->unp_flags & UNP_TRACE_MDNS)
1449 			unp2->unp_flags &= ~UNP_TRACE_MDNS;