From 7731832751ab9f3c6ddeb66f186d3d7fa1934a6d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 13:11:40 +0200
Subject: Adding upstream version 2.4.57+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 servers/slapd/back-ldap/unbind.c | 78 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 servers/slapd/back-ldap/unbind.c

(limited to 'servers/slapd/back-ldap/unbind.c')

diff --git a/servers/slapd/back-ldap/unbind.c b/servers/slapd/back-ldap/unbind.c
new file mode 100644
index 0000000..823c9eb
--- /dev/null
+++ b/servers/slapd/back-ldap/unbind.c
@@ -0,0 +1,78 @@
+/* unbind.c - ldap backend unbind function */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1999-2021 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>
+
+#include "slap.h"
+#include "back-ldap.h"
+
+int
+ldap_back_conn_destroy(
+		Backend		*be,
+		Connection	*conn
+)
+{
+	ldapinfo_t	*li = (ldapinfo_t *) be->be_private;
+	ldapconn_t	*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;
+	
+	ldap_pvt_thread_mutex_lock( &li->li_conninfo.lai_mutex );
+#if LDAP_BACK_PRINT_CONNTREE > 0
+	ldap_back_print_conntree( li, ">>> ldap_back_conn_destroy" );
+#endif /* LDAP_BACK_PRINT_CONNTREE */
+	while ( ( lc = avl_delete( &li->li_conninfo.lai_tree, (caddr_t)&lc_curr, ldap_back_conn_cmp ) ) != NULL )
+	{
+		assert( !LDAP_BACK_PCONN_ISPRIV( lc ) );
+		Debug( LDAP_DEBUG_TRACE,
+			"=>ldap_back_conn_destroy: destroying conn %lu "
+			"refcnt=%d flags=0x%08x\n",
+			lc->lc_conn->c_connid, lc->lc_refcnt, lc->lc_lcflags );
+
+		if ( lc->lc_refcnt > 0 ) {
+			/* someone else might be accessing the connection;
+			 * mark for deletion */
+			LDAP_BACK_CONN_CACHED_CLEAR( lc );
+			LDAP_BACK_CONN_TAINTED_SET( lc );
+
+		} else {
+			ldap_back_conn_free( lc );
+		}
+	}
+#if LDAP_BACK_PRINT_CONNTREE > 0
+	ldap_back_print_conntree( li, "<<< ldap_back_conn_destroy" );
+#endif /* LDAP_BACK_PRINT_CONNTREE */
+	ldap_pvt_thread_mutex_unlock( &li->li_conninfo.lai_mutex );
+
+	return 0;
+}
-- 
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