1/*	$NetBSD: modrdn.c,v 1.3 2021/08/14 16:14:56 christos Exp $	*/
2
3/* $OpenLDAP$ */
4/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 *
6 * Copyright 1998-2021 The OpenLDAP Foundation.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted only as authorized by the OpenLDAP
11 * Public License.
12 *
13 * A copy of this license is available in the file LICENSE in the
14 * top-level directory of the distribution or, alternatively, at
15 * <http://www.OpenLDAP.org/license.html>.
16 */
17/* Portions Copyright (c) 1990 Regents of the University of Michigan.
18 * All rights reserved.
19 */
20/* Copyright 1999, Juan C. Gomez, All rights reserved.
21 * This software is not subject to any license of Silicon Graphics
22 * Inc. or Purdue University.
23 *
24 * Redistribution and use in source and binary forms are permitted
25 * without restriction or fee of any kind as long as this notice
26 * is preserved.
27 */
28
29/* ACKNOWLEDGEMENTS:
30 * 	Juan C. Gomez
31 */
32
33#include <sys/cdefs.h>
34__RCSID("$NetBSD: modrdn.c,v 1.3 2021/08/14 16:14:56 christos Exp $");
35
36#include "portable.h"
37
38#include <stdio.h>
39
40#include <ac/socket.h>
41#include <ac/string.h>
42#include <ac/time.h>
43
44#include "ldap-int.h"
45
46/*
47 * A modify rdn request looks like this:
48 *	ModifyRDNRequest ::= SEQUENCE {
49 *		entry		DistinguishedName,
50 *		newrdn		RelativeDistinguishedName,
51 *		deleteoldrdn	BOOLEAN
52 *		newSuperior	[0] DistinguishedName	[v3 only]
53 *	}
54 */
55
56BerElement *
57ldap_build_moddn_req(
58	LDAP *ld,
59	LDAP_CONST char *dn,
60	LDAP_CONST char *newrdn,
61	LDAP_CONST char *newSuperior,
62	int deleteoldrdn,
63	LDAPControl **sctrls,
64	LDAPControl **cctrls,
65	ber_int_t *msgidp )
66{
67	BerElement	*ber;
68	int rc;
69
70	/* create a message to send */
71	if ( (ber = ldap_alloc_ber_with_options( ld )) == NULL ) {
72		return( NULL );
73	}
74
75	LDAP_NEXT_MSGID( ld, *msgidp );
76	if( newSuperior != NULL ) {
77		/* must be version 3 (or greater) */
78		if ( ld->ld_version < LDAP_VERSION3 ) {
79			ld->ld_errno = LDAP_NOT_SUPPORTED;
80			ber_free( ber, 1 );
81			return( NULL );
82		}
83		rc = ber_printf( ber, "{it{ssbtsN}", /* '}' */
84			*msgidp, LDAP_REQ_MODDN,
85			dn, newrdn, (ber_int_t) deleteoldrdn,
86			LDAP_TAG_NEWSUPERIOR, newSuperior );
87
88	} else {
89		rc = ber_printf( ber, "{it{ssbN}", /* '}' */
90			*msgidp, LDAP_REQ_MODDN,
91			dn, newrdn, (ber_int_t) deleteoldrdn );
92	}
93
94	if ( rc < 0 ) {
95		ld->ld_errno = LDAP_ENCODING_ERROR;
96		ber_free( ber, 1 );
97		return( NULL );
98	}
99
100	/* Put Server Controls */
101	if( ldap_int_put_controls( ld, sctrls, ber ) != LDAP_SUCCESS ) {
102		ber_free( ber, 1 );
103		return( NULL );
104	}
105
106	rc = ber_printf( ber, /*{*/ "N}" );
107	if ( rc < 0 ) {
108		ld->ld_errno = LDAP_ENCODING_ERROR;
109		ber_free( ber, 1 );
110		return( NULL );
111	}
112
113	return( ber );
114}
115
116/*
117 * ldap_rename - initiate an ldap extended modifyDN operation.
118 *
119 * Parameters:
120 *	ld				LDAP descriptor
121 *	dn				DN of the object to modify
122 *	newrdn			RDN to give the object
123 *	deleteoldrdn	nonzero means to delete old rdn values from the entry
124 *	newSuperior		DN of the new parent if applicable
125 *
126 * Returns the LDAP error code.
127 */
128
129int
130ldap_rename(
131	LDAP *ld,
132	LDAP_CONST char *dn,
133	LDAP_CONST char *newrdn,
134	LDAP_CONST char *newSuperior,
135	int deleteoldrdn,
136	LDAPControl **sctrls,
137	LDAPControl **cctrls,
138	int *msgidp )
139{
140	BerElement	*ber;
141	int rc;
142	ber_int_t id;
143
144	Debug0( LDAP_DEBUG_TRACE, "ldap_rename\n" );
145
146	/* check client controls */
147	rc = ldap_int_client_controls( ld, cctrls );
148	if( rc != LDAP_SUCCESS ) return rc;
149
150	ber = ldap_build_moddn_req( ld, dn, newrdn, newSuperior,
151		deleteoldrdn, sctrls, cctrls, &id );
152	if( !ber )
153		return ld->ld_errno;
154
155	/* send the message */
156	*msgidp = ldap_send_initial_request( ld, LDAP_REQ_MODRDN, dn, ber, id );
157
158	if( *msgidp < 0 ) {
159		return( ld->ld_errno );
160	}
161
162	return LDAP_SUCCESS;
163}
164
165
166/*
167 * ldap_rename2 - initiate an ldap (and X.500) modifyDN operation. Parameters:
168 *	(LDAP V3 MODIFYDN REQUEST)
169 *	ld		LDAP descriptor
170 *	dn		DN of the object to modify
171 *	newrdn		RDN to give the object
172 *	deleteoldrdn	nonzero means to delete old rdn values from the entry
173 *	newSuperior	DN of the new parent if applicable
174 *
175 * ldap_rename2 uses a U-Mich Style API.  It returns the msgid.
176 */
177
178int
179ldap_rename2(
180	LDAP *ld,
181	LDAP_CONST char *dn,
182	LDAP_CONST char *newrdn,
183	LDAP_CONST char *newSuperior,
184	int deleteoldrdn )
185{
186	int msgid;
187	int rc;
188
189	Debug0( LDAP_DEBUG_TRACE, "ldap_rename2\n" );
190
191	rc = ldap_rename( ld, dn, newrdn, newSuperior,
192		deleteoldrdn, NULL, NULL, &msgid );
193
194	return rc == LDAP_SUCCESS ? msgid : -1;
195}
196
197
198/*
199 * ldap_modrdn2 - initiate an ldap modifyRDN operation. Parameters:
200 *
201 *	ld		LDAP descriptor
202 *	dn		DN of the object to modify
203 *	newrdn		RDN to give the object
204 *	deleteoldrdn	nonzero means to delete old rdn values from the entry
205 *
206 * Example:
207 *	msgid = ldap_modrdn( ld, dn, newrdn );
208 */
209int
210ldap_modrdn2( LDAP *ld,
211	LDAP_CONST char *dn,
212	LDAP_CONST char *newrdn,
213	int deleteoldrdn )
214{
215	return ldap_rename2( ld, dn, newrdn, NULL, deleteoldrdn );
216}
217
218int
219ldap_modrdn( LDAP *ld, LDAP_CONST char *dn, LDAP_CONST char *newrdn )
220{
221	return( ldap_rename2( ld, dn, newrdn, NULL, 1 ) );
222}
223
224
225int
226ldap_rename_s(
227	LDAP *ld,
228	LDAP_CONST char *dn,
229	LDAP_CONST char *newrdn,
230	LDAP_CONST char *newSuperior,
231	int deleteoldrdn,
232	LDAPControl **sctrls,
233	LDAPControl **cctrls )
234{
235	int rc;
236	int msgid;
237	LDAPMessage *res;
238
239	rc = ldap_rename( ld, dn, newrdn, newSuperior,
240		deleteoldrdn, sctrls, cctrls, &msgid );
241
242	if( rc != LDAP_SUCCESS ) {
243		return rc;
244	}
245
246	rc = ldap_result( ld, msgid, LDAP_MSG_ALL, NULL, &res );
247
248	if( rc == -1 || !res ) {
249		return ld->ld_errno;
250	}
251
252	return ldap_result2error( ld, res, 1 );
253}
254
255int
256ldap_rename2_s(
257	LDAP *ld,
258	LDAP_CONST char *dn,
259	LDAP_CONST char *newrdn,
260	LDAP_CONST char *newSuperior,
261	int deleteoldrdn )
262{
263	return ldap_rename_s( ld, dn, newrdn, newSuperior,
264		deleteoldrdn, NULL, NULL );
265}
266
267int
268ldap_modrdn2_s( LDAP *ld, LDAP_CONST char *dn, LDAP_CONST char *newrdn, int deleteoldrdn )
269{
270	return ldap_rename_s( ld, dn, newrdn, NULL, deleteoldrdn, NULL, NULL );
271}
272
273int
274ldap_modrdn_s( LDAP *ld, LDAP_CONST char *dn, LDAP_CONST char *newrdn )
275{
276	return ldap_rename_s( ld, dn, newrdn, NULL, 1, NULL, NULL );
277}
278
279