From c000cad09d0b54c455c99271bfb996c2dfe13073 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 03:23:53 +0200
Subject: Adding upstream version 2.4.47+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 libraries/libldap/dds.c | 156 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 156 insertions(+)
 create mode 100644 libraries/libldap/dds.c

(limited to 'libraries/libldap/dds.c')

diff --git a/libraries/libldap/dds.c b/libraries/libldap/dds.c
new file mode 100644
index 0000000..1adff4e
--- /dev/null
+++ b/libraries/libldap/dds.c
@@ -0,0 +1,156 @@
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 2005-2018 The OpenLDAP Foundation.
+ * Portions Copyright 2005-2006 SysNet s.n.c.
+ * 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 developed by Pierangelo Masarati for inclusion
+ * in OpenLDAP Software */
+
+#include "portable.h"
+
+#include <stdio.h>
+#include <ac/stdlib.h>
+#include <ac/string.h>
+#include <ac/time.h>
+
+#include "ldap-int.h"
+
+int
+ldap_parse_refresh( LDAP *ld, LDAPMessage *res, ber_int_t *newttl )
+{
+	int		rc;
+	struct berval	*retdata = NULL;
+	ber_tag_t	tag;
+	BerElement	*ber;
+
+	assert( ld != NULL );
+	assert( LDAP_VALID( ld ) );
+	assert( res != NULL );
+	assert( newttl != NULL );
+
+	*newttl = 0;
+
+	rc = ldap_parse_extended_result( ld, res, NULL, &retdata, 0 );
+
+	if ( rc != LDAP_SUCCESS ) {
+		return rc;
+	}
+
+	if ( ld->ld_errno != LDAP_SUCCESS ) {
+		return ld->ld_errno;
+	}
+
+	if ( retdata == NULL ) {
+		rc = ld->ld_errno = LDAP_DECODING_ERROR;
+		return rc;
+	}
+
+	ber = ber_init( retdata );
+	if ( ber == NULL ) {
+		rc = ld->ld_errno = LDAP_NO_MEMORY;
+		goto done;
+	}
+
+	/* check the tag */
+	tag = ber_scanf( ber, "{i}", newttl );
+	ber_free( ber, 1 );
+
+	if ( tag != LDAP_TAG_EXOP_REFRESH_RES_TTL ) {
+		*newttl = 0;
+		rc = ld->ld_errno = LDAP_DECODING_ERROR;
+	}
+
+done:;
+	if ( retdata ) {
+		ber_bvfree( retdata );
+	}
+
+	return rc;
+}
+
+int
+ldap_refresh(
+	LDAP		*ld,
+	struct berval	*dn,
+	ber_int_t		ttl,
+	LDAPControl	**sctrls,
+	LDAPControl	**cctrls,
+	int		*msgidp )
+{
+	struct berval	bv = { 0, NULL };
+        BerElement	*ber = NULL;
+	int		rc;
+
+	assert( ld != NULL );
+	assert( LDAP_VALID( ld ) );
+	assert( dn != NULL );
+	assert( msgidp != NULL );
+
+	*msgidp = -1;
+
+	ber = ber_alloc_t( LBER_USE_DER );
+
+	if ( ber == NULL ) {
+		ld->ld_errno = LDAP_NO_MEMORY;
+		return ld->ld_errno;
+	}
+
+	ber_printf( ber, "{tOtiN}",
+		LDAP_TAG_EXOP_REFRESH_REQ_DN, dn,
+		LDAP_TAG_EXOP_REFRESH_REQ_TTL, ttl );
+
+	rc = ber_flatten2( ber, &bv, 0 );
+
+	if ( rc < 0 ) {
+		rc = ld->ld_errno = LDAP_ENCODING_ERROR;
+		goto done;
+	}
+
+	rc = ldap_extended_operation( ld, LDAP_EXOP_REFRESH, &bv,
+		sctrls, cctrls, msgidp );
+
+done:;
+        ber_free( ber, 1 );
+
+	return rc;
+}
+
+int
+ldap_refresh_s(
+	LDAP		*ld,
+	struct berval	*dn,
+	ber_int_t		ttl,
+	ber_int_t		*newttl,
+	LDAPControl	**sctrls,
+	LDAPControl	**cctrls )
+{
+	int		rc;
+	int		msgid;
+	LDAPMessage	*res;
+
+	rc = ldap_refresh( ld, dn, ttl, sctrls, cctrls, &msgid );
+	if ( rc != LDAP_SUCCESS ) return rc;
+	
+	rc = ldap_result( ld, msgid, LDAP_MSG_ALL, (struct timeval *)NULL, &res );
+	if( rc == -1 || !res ) return ld->ld_errno;
+
+	rc = ldap_parse_refresh( ld, res, newttl );
+	if( rc != LDAP_SUCCESS ) {
+		ldap_msgfree( res );
+		return rc;
+	}
+
+	return ldap_result2error( ld, res, 1 );
+}
+
-- 
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