/* unbind.c - ldap backend unbind function */
-
-/*
- * Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
- *
- * Permission is granted to anyone to use this software for any purpose
- * on any computer system, and to alter it and redistribute it, subject
- * to the following restrictions:
- *
- * 1. The author is not responsible for the consequences of use of this
- * software, no matter how awful, even if they arise from flaws in it.
- *
- * 2. The origin of this software must not be misrepresented, either by
- * explicit claim or by omission. Since few users ever read sources,
- * credits should appear in the documentation.
- *
- * 3. Altered versions must be plainly marked as such, and must not be
- * misrepresented as being the original software. Since few users
- * ever read sources, credits should appear in the documentation.
- *
- * 4. This notice may not be removed or altered.
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2005 The OpenLDAP Foundation.
+ * Portions Copyright 1999-2003 Howard Chu.
+ * Portions Copyright 2000-2003 Pierangelo Masarati.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was initially developed by the Howard Chu for inclusion
+ * in OpenLDAP Software and subsequently enhanced by Pierangelo
+ * Masarati.
*/
#include "portable.h"
#include <stdio.h>
+#include <ac/errno.h>
#include <ac/socket.h>
#include <ac/string.h>
int
ldap_back_conn_destroy(
- Backend *be,
- Connection *conn
+ Backend *be,
+ Connection *conn
)
{
struct ldapinfo *li = (struct ldapinfo *) be->be_private;
- struct ldapconn *lc, *lp;
+ struct ldapconn *lc = NULL, lc_curr;
+
+ Debug( LDAP_DEBUG_TRACE,
+ "=>ldap_back_conn_destroy: fetching conn %ld\n",
+ conn->c_connid, 0, 0 );
+ lc_curr.lc_conn = conn;
+ lc_curr.lc_local_ndn = conn->c_ndn;
+
ldap_pvt_thread_mutex_lock( &li->conn_mutex );
- for (lc = li->lcs, lp = (struct ldapconn *)&li->lcs; lc;
- lp=lc, lc=lc->next)
- if (lc->conn == conn) {
- lp->next = lc->next;
- break;
- }
+ lc = avl_delete( &li->conntree, (caddr_t)&lc_curr, ldap_back_conn_cmp );
ldap_pvt_thread_mutex_unlock( &li->conn_mutex );
- if (lc) {
- if (lc->bound)
- ldap_unbind(lc->ld);
- free(lc);
+ if ( lc ) {
+ Debug( LDAP_DEBUG_TRACE,
+ "=>ldap_back_conn_destroy: destroying conn %ld (refcnt=%u)\n",
+ lc->lc_conn->c_connid, lc->lc_refcnt, 0 );
+
+ assert( lc->lc_refcnt == 0 );
+
+ /*
+ * Needs a test because the handler may be corrupted,
+ * and calling ldap_unbind on a corrupted header results
+ * in a segmentation fault
+ */
+ ldap_back_conn_free( lc );
}
/* no response to unbind */