1 /* $NetBSD: unbind.c,v 1.1.1.2 2010/03/08 02:14:20 lukem Exp $ */ 2 3 /* unbind.c - ldap backend unbind function */ 4 /* OpenLDAP: pkg/ldap/servers/slapd/back-ldap/unbind.c,v 1.33.2.6 2009/08/26 00:50:19 quanah Exp */ 5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>. 6 * 7 * Copyright 1999-2009 The OpenLDAP Foundation. 8 * Portions Copyright 1999-2003 Howard Chu. 9 * Portions Copyright 2000-2003 Pierangelo Masarati. 10 * All rights reserved. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted only as authorized by the OpenLDAP 14 * Public License. 15 * 16 * A copy of this license is available in the file LICENSE in the 17 * top-level directory of the distribution or, alternatively, at 18 * <http://www.OpenLDAP.org/license.html>. 19 */ 20 /* ACKNOWLEDGEMENTS: 21 * This work was initially developed by the Howard Chu for inclusion 22 * in OpenLDAP Software and subsequently enhanced by Pierangelo 23 * Masarati. 24 */ 25 26 #include "portable.h" 27 28 #include <stdio.h> 29 30 #include <ac/errno.h> 31 #include <ac/socket.h> 32 #include <ac/string.h> 33 34 #include "slap.h" 35 #include "back-ldap.h" 36 37 int 38 ldap_back_conn_destroy( 39 Backend *be, 40 Connection *conn 41 ) 42 { 43 ldapinfo_t *li = (ldapinfo_t *) be->be_private; 44 ldapconn_t *lc = NULL, lc_curr; 45 46 Debug( LDAP_DEBUG_TRACE, 47 "=>ldap_back_conn_destroy: fetching conn %ld\n", 48 conn->c_connid, 0, 0 ); 49 50 lc_curr.lc_conn = conn; 51 52 ldap_pvt_thread_mutex_lock( &li->li_conninfo.lai_mutex ); 53 #if LDAP_BACK_PRINT_CONNTREE > 0 54 ldap_back_print_conntree( li, ">>> ldap_back_conn_destroy" ); 55 #endif /* LDAP_BACK_PRINT_CONNTREE */ 56 while ( ( lc = avl_delete( &li->li_conninfo.lai_tree, (caddr_t)&lc_curr, ldap_back_conn_cmp ) ) != NULL ) 57 { 58 assert( !LDAP_BACK_PCONN_ISPRIV( lc ) ); 59 Debug( LDAP_DEBUG_TRACE, 60 "=>ldap_back_conn_destroy: destroying conn %lu " 61 "refcnt=%d flags=0x%08x\n", 62 lc->lc_conn->c_connid, lc->lc_refcnt, lc->lc_lcflags ); 63 64 if ( lc->lc_refcnt > 0 ) { 65 /* someone else might be accessing the connection; 66 * mark for deletion */ 67 LDAP_BACK_CONN_CACHED_CLEAR( lc ); 68 LDAP_BACK_CONN_TAINTED_SET( lc ); 69 70 } else { 71 ldap_back_conn_free( lc ); 72 } 73 } 74 #if LDAP_BACK_PRINT_CONNTREE > 0 75 ldap_back_print_conntree( li, "<<< ldap_back_conn_destroy" ); 76 #endif /* LDAP_BACK_PRINT_CONNTREE */ 77 ldap_pvt_thread_mutex_unlock( &li->li_conninfo.lai_mutex ); 78 79 return 0; 80 } 81