1 /* $NetBSD: modify.c,v 1.3 2021/08/14 16:15:01 christos Exp $ */
2
3 /* modify.c - sock backend modify function */
4 /* $OpenLDAP$ */
5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
6 *
7 * Copyright 2007-2021 The OpenLDAP Foundation.
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted only as authorized by the OpenLDAP
12 * Public License.
13 *
14 * A copy of this license is available in the file LICENSE in the
15 * top-level directory of the distribution or, alternatively, at
16 * <http://www.OpenLDAP.org/license.html>.
17 */
18 /* ACKNOWLEDGEMENTS:
19 * This work was initially developed by Brian Candler for inclusion
20 * in OpenLDAP Software.
21 */
22
23 #include <sys/cdefs.h>
24 __RCSID("$NetBSD: modify.c,v 1.3 2021/08/14 16:15:01 christos Exp $");
25
26 #include "portable.h"
27
28 #include <stdio.h>
29
30 #include <ac/string.h>
31 #include <ac/socket.h>
32
33 #include "slap.h"
34 #include "back-sock.h"
35 #include "ldif.h"
36
37 int
sock_back_modify(Operation * op,SlapReply * rs)38 sock_back_modify(
39 Operation *op,
40 SlapReply *rs )
41 {
42 Modification *mod;
43 struct sockinfo *si = (struct sockinfo *) op->o_bd->be_private;
44 AttributeDescription *entry = slap_schema.si_ad_entry;
45 Modifications *ml = op->orm_modlist;
46 Entry e;
47 FILE *fp;
48 int i;
49
50 e.e_id = NOID;
51 e.e_name = op->o_req_dn;
52 e.e_nname = op->o_req_ndn;
53 e.e_attrs = NULL;
54 e.e_ocflags = 0;
55 e.e_bv.bv_len = 0;
56 e.e_bv.bv_val = NULL;
57 e.e_private = NULL;
58
59 if ( ! access_allowed( op, &e,
60 entry, NULL, ACL_WRITE, NULL ) )
61 {
62 send_ldap_error( op, rs, LDAP_INSUFFICIENT_ACCESS, NULL );
63 return -1;
64 }
65
66 if ( (fp = opensock( si->si_sockpath )) == NULL ) {
67 send_ldap_error( op, rs, LDAP_OTHER,
68 "could not open socket" );
69 return( -1 );
70 }
71
72 /* write out the request to the modify process */
73 fprintf( fp, "MODIFY\n" );
74 fprintf( fp, "msgid: %ld\n", (long) op->o_msgid );
75 sock_print_conn( fp, op->o_conn, si );
76 sock_print_suffixes( fp, op->o_bd );
77 fprintf( fp, "dn: %s\n", op->o_req_dn.bv_val );
78 for ( ; ml != NULL; ml = ml->sml_next ) {
79 mod = &ml->sml_mod;
80
81 switch ( mod->sm_op ) {
82 case LDAP_MOD_ADD:
83 fprintf( fp, "add: %s\n", mod->sm_desc->ad_cname.bv_val );
84 break;
85
86 case LDAP_MOD_DELETE:
87 fprintf( fp, "delete: %s\n", mod->sm_desc->ad_cname.bv_val );
88 break;
89
90 case LDAP_MOD_REPLACE:
91 fprintf( fp, "replace: %s\n", mod->sm_desc->ad_cname.bv_val );
92 break;
93
94 case LDAP_MOD_INCREMENT:
95 fprintf( fp, "increment: %s\n", mod->sm_desc->ad_cname.bv_val );
96 break;
97 }
98
99 if( mod->sm_values != NULL ) {
100 for ( i = 0; mod->sm_values[i].bv_val != NULL; i++ ) {
101 char *text = ldif_put_wrap( LDIF_PUT_VALUE,
102 mod->sm_desc->ad_cname.bv_val,
103 mod->sm_values[i].bv_val,
104 mod->sm_values[i].bv_len, LDIF_LINE_WIDTH_MAX );
105 if ( text ) {
106 fprintf( fp, "%s", text );
107 ber_memfree( text );
108 } else {
109 break;
110 }
111 }
112 }
113
114 fprintf( fp, "-\n" );
115 }
116 fprintf( fp, "\n" );
117
118 /* read in the results and send them along */
119 sock_read_and_send_results( op, rs, fp );
120 fclose( fp );
121 return( 0 );
122 }
123