2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1998-2010 The OpenLDAP Foundation.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted only as authorized by the OpenLDAP
11 * A copy of this license is available in the file LICENSE in the
12 * top-level directory of the distribution or, alternatively, at
13 * <http://www.OpenLDAP.org/license.html>.
15 /* Portions Copyright (c) 1990 Regents of the University of Michigan.
16 * All rights reserved.
22 #include <ac/stdlib.h>
24 #include <ac/socket.h>
25 #include <ac/string.h>
30 /* An Unbind Request looks like this:
32 * UnbindRequest ::= [APPLICATION 2] NULL
34 * and has no response. (Source: RFC 4511)
41 LDAPControl **cctrls )
46 assert( LDAP_VALID( ld ) );
48 /* check client controls */
49 rc = ldap_int_client_controls( ld, cctrls );
50 if( rc != LDAP_SUCCESS ) return rc;
52 return ldap_ld_free( ld, 1, sctrls, cctrls );
59 LDAPControl **cctrls )
61 return ldap_unbind_ext( ld, sctrls, cctrls );
65 ldap_unbind( LDAP *ld )
67 Debug( LDAP_DEBUG_TRACE, "ldap_unbind\n", 0, 0, 0 );
69 return( ldap_unbind_ext( ld, NULL, NULL ) );
78 LDAPControl **cctrls )
80 LDAPMessage *lm, *next;
81 int err = LDAP_SUCCESS;
83 /* free LDAP structure and outstanding requests/responses */
84 LDAP_MUTEX_LOCK( &ld->ld_req_mutex );
85 while ( ld->ld_requests != NULL ) {
86 ldap_free_request( ld, ld->ld_requests );
89 /* free and unbind from all open connections */
90 while ( ld->ld_conns != NULL ) {
91 ldap_free_connection( ld, ld->ld_conns, 1, close );
93 LDAP_MUTEX_UNLOCK( &ld->ld_req_mutex );
95 LDAP_MUTEX_LOCK( &ld->ld_res_mutex );
96 for ( lm = ld->ld_responses; lm != NULL; lm = next ) {
101 if ( ld->ld_abandoned != NULL ) {
102 LDAP_FREE( ld->ld_abandoned );
103 ld->ld_abandoned = NULL;
105 LDAP_MUTEX_UNLOCK( &ld->ld_res_mutex );
107 /* final close callbacks */
111 for ( ll = ld->ld_options.ldo_conn_cbs; ll; ll = next ) {
112 ldap_conncb *cb = ll->ll_data;
114 cb->lc_del( ld, NULL, cb );
119 if ( ld->ld_error != NULL ) {
120 LDAP_FREE( ld->ld_error );
124 if ( ld->ld_matched != NULL ) {
125 LDAP_FREE( ld->ld_matched );
126 ld->ld_matched = NULL;
129 if( ld->ld_referrals != NULL) {
130 LDAP_VFREE(ld->ld_referrals);
131 ld->ld_referrals = NULL;
134 if ( ld->ld_selectinfo != NULL ) {
135 ldap_free_select_info( ld->ld_selectinfo );
136 ld->ld_selectinfo = NULL;
139 if ( ld->ld_options.ldo_defludp != NULL ) {
140 ldap_free_urllist( ld->ld_options.ldo_defludp );
141 ld->ld_options.ldo_defludp = NULL;
144 #ifdef LDAP_CONNECTIONLESS
145 if ( ld->ld_options.ldo_peer != NULL ) {
146 LDAP_FREE( ld->ld_options.ldo_peer );
147 ld->ld_options.ldo_peer = NULL;
150 if ( ld->ld_options.ldo_cldapdn != NULL ) {
151 LDAP_FREE( ld->ld_options.ldo_cldapdn );
152 ld->ld_options.ldo_cldapdn = NULL;
156 #ifdef HAVE_CYRUS_SASL
157 if ( ld->ld_options.ldo_def_sasl_mech != NULL ) {
158 LDAP_FREE( ld->ld_options.ldo_def_sasl_mech );
159 ld->ld_options.ldo_def_sasl_mech = NULL;
162 if ( ld->ld_options.ldo_def_sasl_realm != NULL ) {
163 LDAP_FREE( ld->ld_options.ldo_def_sasl_realm );
164 ld->ld_options.ldo_def_sasl_realm = NULL;
167 if ( ld->ld_options.ldo_def_sasl_authcid != NULL ) {
168 LDAP_FREE( ld->ld_options.ldo_def_sasl_authcid );
169 ld->ld_options.ldo_def_sasl_authcid = NULL;
172 if ( ld->ld_options.ldo_def_sasl_authzid != NULL ) {
173 LDAP_FREE( ld->ld_options.ldo_def_sasl_authzid );
174 ld->ld_options.ldo_def_sasl_authzid = NULL;
179 ldap_int_tls_destroy( &ld->ld_options );
182 if ( ld->ld_options.ldo_sctrls != NULL ) {
183 ldap_controls_free( ld->ld_options.ldo_sctrls );
184 ld->ld_options.ldo_sctrls = NULL;
187 if ( ld->ld_options.ldo_cctrls != NULL ) {
188 ldap_controls_free( ld->ld_options.ldo_cctrls );
189 ld->ld_options.ldo_cctrls = NULL;
192 ber_sockbuf_free( ld->ld_sb );
194 #ifdef LDAP_R_COMPILE
195 ldap_pvt_thread_mutex_destroy( &ld->ld_req_mutex );
196 ldap_pvt_thread_mutex_destroy( &ld->ld_res_mutex );
197 ldap_pvt_thread_mutex_destroy( &ld->ld_conn_mutex );
202 LDAP_FREE( (char *) ld );
208 ldap_unbind_s( LDAP *ld )
210 return( ldap_unbind_ext( ld, NULL, NULL ) );
213 /* FIXME: this function is called only by ldap_free_connection(),
214 * which, most of the times, is called with ld_req_mutex locked */
219 LDAPControl **sctrls,
220 LDAPControl **cctrls )
225 Debug( LDAP_DEBUG_TRACE, "ldap_send_unbind\n", 0, 0, 0 );
227 #ifdef LDAP_CONNECTIONLESS
231 /* create a message to send */
232 if ( (ber = ldap_alloc_ber_with_options( ld )) == NULL ) {
233 return( ld->ld_errno );
236 id = ++(ld)->ld_msgid;
239 if ( ber_printf( ber, "{itn" /*}*/, id,
240 LDAP_REQ_UNBIND ) == -1 ) {
241 ld->ld_errno = LDAP_ENCODING_ERROR;
243 return( ld->ld_errno );
246 /* Put Server Controls */
247 if( ldap_int_put_controls( ld, sctrls, ber ) != LDAP_SUCCESS ) {
252 if ( ber_printf( ber, /*{*/ "N}", LDAP_REQ_UNBIND ) == -1 ) {
253 ld->ld_errno = LDAP_ENCODING_ERROR;
255 return( ld->ld_errno );
258 ld->ld_errno = LDAP_SUCCESS;
259 /* send the message */
260 if ( ber_flush2( sb, ber, LBER_FLUSH_FREE_ALWAYS ) == -1 ) {
261 ld->ld_errno = LDAP_SERVER_DOWN;
264 return( ld->ld_errno );