1/* modify.c - sock backend modify function */
2/* $OpenLDAP$ */
3/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 *
5 * Copyright 2007-2011 The OpenLDAP Foundation.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
10 * Public License.
11 *
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
15 */
16/* ACKNOWLEDGEMENTS:
17 * This work was initially developed by Brian Candler for inclusion
18 * in OpenLDAP Software.
19 */
20
21#include "portable.h"
22
23#include <stdio.h>
24
25#include <ac/string.h>
26#include <ac/socket.h>
27
28#include "slap.h"
29#include "back-sock.h"
30#include "ldif.h"
31
32int
33sock_back_modify(
34    Operation	*op,
35    SlapReply	*rs )
36{
37	Modification *mod;
38	struct sockinfo	*si = (struct sockinfo *) op->o_bd->be_private;
39	AttributeDescription *entry = slap_schema.si_ad_entry;
40	Modifications *ml  = op->orm_modlist;
41	Entry e;
42	FILE			*fp;
43	int			i;
44
45	e.e_id = NOID;
46	e.e_name = op->o_req_dn;
47	e.e_nname = op->o_req_ndn;
48	e.e_attrs = NULL;
49	e.e_ocflags = 0;
50	e.e_bv.bv_len = 0;
51	e.e_bv.bv_val = NULL;
52	e.e_private = NULL;
53
54	if ( ! access_allowed( op, &e,
55		entry, NULL, ACL_WRITE, NULL ) )
56	{
57		send_ldap_error( op, rs, LDAP_INSUFFICIENT_ACCESS, NULL );
58		return -1;
59	}
60
61	if ( (fp = opensock( si->si_sockpath )) == NULL ) {
62		send_ldap_error( op, rs, LDAP_OTHER,
63		    "could not open socket" );
64		return( -1 );
65	}
66
67	/* write out the request to the modify process */
68	fprintf( fp, "MODIFY\n" );
69	fprintf( fp, "msgid: %ld\n", (long) op->o_msgid );
70	sock_print_conn( fp, op->o_conn, si );
71	sock_print_suffixes( fp, op->o_bd );
72	fprintf( fp, "dn: %s\n", op->o_req_dn.bv_val );
73	for ( ; ml != NULL; ml = ml->sml_next ) {
74		mod = &ml->sml_mod;
75
76		switch ( mod->sm_op ) {
77		case LDAP_MOD_ADD:
78			fprintf( fp, "add: %s\n", mod->sm_desc->ad_cname.bv_val );
79			break;
80
81		case LDAP_MOD_DELETE:
82			fprintf( fp, "delete: %s\n", mod->sm_desc->ad_cname.bv_val );
83			break;
84
85		case LDAP_MOD_REPLACE:
86			fprintf( fp, "replace: %s\n", mod->sm_desc->ad_cname.bv_val );
87			break;
88		}
89
90		if( mod->sm_values != NULL ) {
91			for ( i = 0; mod->sm_values[i].bv_val != NULL; i++ ) {
92				char *text = ldif_put_wrap( LDIF_PUT_VALUE,
93					mod->sm_desc->ad_cname.bv_val,
94					mod->sm_values[i].bv_val,
95					mod->sm_values[i].bv_len, LDIF_LINE_WIDTH_MAX );
96				if ( text ) {
97					fprintf( fp, "%s", text );
98					ber_memfree( text );
99				} else {
100					break;
101				}
102			}
103		}
104
105		fprintf( fp, "-\n" );
106	}
107	fprintf( fp, "\n" );
108
109	/* read in the results and send them along */
110	sock_read_and_send_results( op, rs, fp );
111	fclose( fp );
112	return( 0 );
113}
114