103 #define	NS_CONN_CHECK_ABORT_AND_LOCK(cmg, cu, errp) \  argument
816 	ns_conn_user_t	*cu;  in __s_api_conn_user_init()  local
832 	cu = (ns_conn_user_t *)calloc(1, sizeof (*cu));  in __s_api_conn_user_init()
833 	if (cu == NULL) {  in __s_api_conn_user_init()
838 	cu->type = type;  in __s_api_conn_user_init()
839 	cu->state = NS_CONN_USER_ALLOCATED;  in __s_api_conn_user_init()
840 	cu->tid = thr_self();  in __s_api_conn_user_init()
841 	cu->userinfo = userinfo;  in __s_api_conn_user_init()
842 	cu->referral = referral;  in __s_api_conn_user_init()
843 	cu->ns_rc = NS_LDAP_SUCCESS;  in __s_api_conn_user_init()
844 	cu->conn_mgmt = cmg;  in __s_api_conn_user_init()
848 	return (cu);  in __s_api_conn_user_init()
860 __s_api_conn_user_free(ns_conn_user_t *cu)  in __s_api_conn_user_free()  argument
864 	if (cu == NULL)  in __s_api_conn_user_free()
867 	cu->state = NS_CONN_USER_FREED;  in __s_api_conn_user_free()
868 	if (cu->ns_error != NULL)  in __s_api_conn_user_free()
869 		(void) __ns_ldap_freeError(&cu->ns_error);  in __s_api_conn_user_free()
871 	cmg = cu->conn_mgmt;  in __s_api_conn_user_free()
874 	(void) free(cu);  in __s_api_conn_user_free()
947 add_cu2cm(ns_conn_user_t *cu, ns_conn_mt_t *cm)  in add_cu2cm()  argument
951 		cm->cu_head = cu;  in add_cu2cm()
952 		cm->cu_tail = cu;  in add_cu2cm()
954 		cm->cu_tail->next = cu;  in add_cu2cm()
955 		cm->cu_tail = cu;  in add_cu2cm()
987 del_cu4cm(ns_conn_user_t *cu, ns_conn_mt_t *cm)  in del_cu4cm()  argument
991 	if (cu == NULL || cm->cu_head == NULL || cm->cu_cnt == 0)  in del_cu4cm()
996 		if (cu == cm->cu_head) {  in del_cu4cm()
999 			cu->next = NULL;  in del_cu4cm()
1005 	if (cu == cm->cu_head) {  in del_cu4cm()
1006 		cm->cu_head = cu->next;  in del_cu4cm()
1008 		cu->next = NULL;  in del_cu4cm()
1014 		if (cu == u)  in del_cu4cm()
1019 		pu->next = cu->next;  in del_cu4cm()
1023 		cu->next = NULL;  in del_cu4cm()
1106 wait_for_conn_mt(ns_conn_user_t *cu, ns_conn_mt_t *cm)  in wait_for_conn_mt()  argument
1109 	cu->state = NS_CONN_USER_WAITING;  in wait_for_conn_mt()
1110 	add_cu2cm(cu, cm);  in wait_for_conn_mt()
1111 	cu->conn_mt = cm;  in wait_for_conn_mt()
1123 		(void) conn_wait(cm, cu);  in wait_for_conn_mt()
1127 		cu->state = NS_CONN_USER_WOKEUP;  in wait_for_conn_mt()
1133 		del_cu4cm(cu, cm);  in wait_for_conn_mt()
1134 		cu->conn_mt = NULL;  in wait_for_conn_mt()
1135 		cu->bad_mt_conn = B_FALSE;  in wait_for_conn_mt()
1151 	ns_conn_user_t *cu) {  in check_and_close_conn()  argument
1235 			cu->retry = B_TRUE;  in check_and_close_conn()
1243 			cu->retry = B_TRUE;  in check_and_close_conn()
1267 match_conn_mt(ns_conn_user_t *cu, ns_conn_mt_t **cmt,  in match_conn_mt()  argument
1279 	    cm->referral != cu->referral) {  in match_conn_mt()
1296 	    cu->type != NS_CONN_USER_WRITE && cm->cu_cnt == 0 &&  in match_conn_mt()
1311 	switch (cu->type) {  in match_conn_mt()
1344 			drop_conn = check_and_close_conn(cmg, &cm, cu);  in match_conn_mt()
1382 	Connection **session, ns_ldap_error_t **errorp, ns_conn_user_t *cu)  in __s_api_conn_mt_get()  argument
1390 	if (errorp == NULL || cu == NULL || session == NULL)  in __s_api_conn_mt_get()
1394 	cmg = cu->conn_mgmt;  in __s_api_conn_mt_get()
1399 	if (cu->type == NS_CONN_USER_AUTH)  in __s_api_conn_mt_get()
1407 		cu->keep_conn = B_TRUE;  in __s_api_conn_mt_get()
1414 	    cu->keep_conn == B_TRUE) || cmg->state == NS_CONN_MGMT_ACTIVE))  in __s_api_conn_mt_get()
1418 	cu->use_mt_conn = B_TRUE;  in __s_api_conn_mt_get()
1420 	NS_CONN_CHECK_ABORT_AND_LOCK(cmg, cu, errorp);  in __s_api_conn_mt_get()
1424 	cu->state = NS_CONN_USER_FINDING;  in __s_api_conn_mt_get()
1428 			rc = match_conn_mt(cu, &cn, st, server, cred);  in __s_api_conn_mt_get()
1446 				add_cu2cm(cu, cn);  in __s_api_conn_mt_get()
1447 				cu->conn_mt = cn;  in __s_api_conn_mt_get()
1448 				cu->state = NS_CONN_USER_CONNECTED;  in __s_api_conn_mt_get()
1465 			if (wait_for_conn_mt(cu, cn) != 1) {  in __s_api_conn_mt_get()
1477 					cu->state = NS_CONN_USER_CONNECT_ERROR;  in __s_api_conn_mt_get()
1479 					cu->state = NS_CONN_USER_FINDING;  in __s_api_conn_mt_get()
1480 					cu->use_mt_conn = B_FALSE;  in __s_api_conn_mt_get()
1491 			cu->state = NS_CONN_USER_CONNECTED;  in __s_api_conn_mt_get()
1510 	cu->conn_mt = cn;  in __s_api_conn_mt_get()
1511 	cn->opened_for = cu->type;  in __s_api_conn_mt_get()
1512 	cn->referral = cu->referral;  in __s_api_conn_mt_get()
1534 __s_api_conn_mt_add(Connection *con, ns_conn_user_t *cu, ns_ldap_error_t **ep)  in __s_api_conn_mt_add()  argument
1536 	ns_conn_mgmt_t	*cmg = cu->conn_mgmt;  in __s_api_conn_mt_add()
1537 	ns_conn_mt_t	*cm = cu->conn_mt;  in __s_api_conn_mt_add()
1540 	NS_CONN_CHECK_ABORT_AND_LOCK(cmg, cu, ep);  in __s_api_conn_mt_add()
1557 	cm->opened_for = cu->type;  in __s_api_conn_mt_add()
1558 	add_cu2cm(cu, cm);  in __s_api_conn_mt_add()
1559 	cu->conn_mt = cm;  in __s_api_conn_mt_add()
1560 	cu->state = NS_CONN_USER_CONNECTED;  in __s_api_conn_mt_add()
1583 __s_api_conn_mt_return(ns_conn_user_t *cu)  in __s_api_conn_mt_return()  argument
1588 	if (cu == NULL || cu->use_mt_conn == B_FALSE)  in __s_api_conn_mt_return()
1590 	cm = cu->conn_mt;  in __s_api_conn_mt_return()
1593 	cmg = cu->conn_mgmt;  in __s_api_conn_mt_return()
1596 	del_cu4cm(cu, cm);  in __s_api_conn_mt_return()
1597 	cu->state = NS_CONN_USER_DISCONNECTED;  in __s_api_conn_mt_return()
1598 	cu->conn_mt = NULL;  in __s_api_conn_mt_return()
1599 	cu->bad_mt_conn = B_FALSE;  in __s_api_conn_mt_return()
1650 err_from_cm(ns_conn_user_t *cu, ns_conn_mt_t *cm) {  in err_from_cm()  argument
1653 	cu->ns_rc = cm->ns_rc;  in err_from_cm()
1654 	if (cu->ns_error != NULL)  in err_from_cm()
1655 		(void) __ns_ldap_freeError(&cu->ns_error);  in err_from_cm()
1656 	cu->ns_error = NULL;  in err_from_cm()
1660 			cu->ns_rc = NS_LDAP_MEMORY;  in err_from_cm()
1662 			cu->ns_error = ep;  in err_from_cm()
1668 err_from_caller(ns_conn_user_t *cu, int rc, ns_ldap_error_t **errorp) {  in err_from_caller()  argument
1670 	cu->ns_rc = rc;  in err_from_caller()
1672 		if (cu->ns_error != NULL)  in err_from_caller()
1673 			(void) __ns_ldap_freeError(&cu->ns_error);  in err_from_caller()
1674 		cu->ns_error = *errorp;  in err_from_caller()
1677 		cu->ns_error = NULL;  in err_from_caller()
1691 __s_api_conn_mt_remove(ns_conn_user_t *cu, int rc, ns_ldap_error_t **errorp)  in __s_api_conn_mt_remove()  argument
1697 	if (cu == NULL || cu->use_mt_conn == B_FALSE)  in __s_api_conn_mt_remove()
1699 	if ((cm = cu->conn_mt) == NULL)  in __s_api_conn_mt_remove()
1701 	cmg = cu->conn_mgmt;  in __s_api_conn_mt_remove()
1715 	err_from_cm(cu, cm);  in __s_api_conn_mt_remove()
1719 	del_cu4cm(cu, cm);  in __s_api_conn_mt_remove()
1720 	cu->conn_mt = NULL;  in __s_api_conn_mt_remove()
1721 	cu->bad_mt_conn = B_FALSE;  in __s_api_conn_mt_remove()
1735 __s_api_check_libldap_MT_conn_support(ns_conn_user_t *cu, LDAP *ld,  in __s_api_check_libldap_MT_conn_support()  argument
1742 	if (cu->conn_mt == NULL || cu->use_mt_conn == B_FALSE)  in __s_api_check_libldap_MT_conn_support()
1745 	cmg = cu->conn_mgmt;  in __s_api_check_libldap_MT_conn_support()
1754 		NS_CONN_CHECK_ABORT_AND_LOCK(cmg, cu, ep);  in __s_api_check_libldap_MT_conn_support()
1771 		__s_api_conn_mt_remove(cu, NS_LDAP_NOTFOUND, NULL);  in __s_api_check_libldap_MT_conn_support()
1782 	ns_conn_user_t *cu)  in close_conn_mt()  argument
1811 		if ((cu != NULL && cm->cu_cnt > 1) ||  in close_conn_mt()
1812 		    (cu == NULL && cm->cu_cnt > 0)) {  in close_conn_mt()
1829 	if ((cu != NULL && cm->cu_cnt == 1) ||  in close_conn_mt()
1830 	    (cu == NULL && cm->cu_cnt ==  0)) {  in close_conn_mt()
1852 __s_api_conn_mt_close(ns_conn_user_t *cu, int rc, ns_ldap_error_t **errorp)  in __s_api_conn_mt_close()  argument
1858 	if (cu == NULL || cu->use_mt_conn == B_FALSE)  in __s_api_conn_mt_close()
1861 	if (cu->state != NS_CONN_USER_CONNECTED || (cm = cu->conn_mt) == NULL)  in __s_api_conn_mt_close()
1863 	cmg = cu->conn_mgmt;  in __s_api_conn_mt_close()
1869 	free_cm = close_conn_mt(cm, rc, errorp, cu);  in __s_api_conn_mt_close()
1877 		err_from_caller(cu, rc, errorp);  in __s_api_conn_mt_close()
1879 		err_from_cm(cu, cm);  in __s_api_conn_mt_close()
1883 	del_cu4cm(cu, cm);  in __s_api_conn_mt_close()
1884 	cu->conn_mt = NULL;  in __s_api_conn_mt_close()
1885 	cu->bad_mt_conn = B_FALSE;  in __s_api_conn_mt_close()
1887 		cu->retry = B_TRUE;  in __s_api_conn_mt_close()
2285 	ns_conn_user_t	*cu = *conn_user;  in __s_api_setup_retry_search()  local
2288 	if (*try_cnt > 0 && cu != NULL) {  in __s_api_setup_retry_search()
2293 		if (cu->type == NS_CONN_USER_GETENT && *rc == NS_LDAP_SUCCESS)  in __s_api_setup_retry_search()
2295 		cmg = cu->conn_mgmt;  in __s_api_setup_retry_search()
2296 		retry = cu->retry;  in __s_api_setup_retry_search()
2297 		if (cu->conn_mt != NULL)  in __s_api_setup_retry_search()
2298 			__s_api_conn_mt_return(cu);  in __s_api_setup_retry_search()
2301 		__s_api_conn_user_free(cu);  in __s_api_setup_retry_search()
2331 __s_api_setup_getnext(ns_conn_user_t *cu, int *ns_err,  in __s_api_setup_getnext()  argument
2341 	if (cu->conn_mt != NULL && (cmg = cu->conn_mgmt) != NULL) {  in __s_api_setup_getnext()
2343 		if (cu->bad_mt_conn ==  B_TRUE) {  in __s_api_setup_getnext()
2344 			__s_api_conn_mt_close(cu, 0, NULL);  in __s_api_setup_getnext()
2345 			*ns_err = cu->ns_rc;  in __s_api_setup_getnext()
2346 			*errorp = cu->ns_error;  in __s_api_setup_getnext()
2347 			cu->ns_error = NULL;  in __s_api_setup_getnext()