1/*	$NetBSD: key.c,v 1.1.1.3 2010/12/12 15:22:57 adam Exp $	*/
2
3/* index.c - routines for dealing with attribute indexes */
4/* OpenLDAP: pkg/ldap/servers/slapd/back-bdb/key.c,v 1.20.2.6 2010/04/13 20:23:25 kurt Exp */
5/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
6 *
7 * Copyright 2000-2010 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
19#include "portable.h"
20
21#include <stdio.h>
22
23#include <ac/string.h>
24#include <ac/socket.h>
25
26#include "slap.h"
27#include "back-bdb.h"
28#include "idl.h"
29
30/* read a key */
31int
32bdb_key_read(
33	Backend	*be,
34	DB *db,
35	DB_TXN *txn,
36	struct berval *k,
37	ID *ids,
38	DBC **saved_cursor,
39	int get_flag
40)
41{
42	int rc;
43	DBT key;
44
45	Debug( LDAP_DEBUG_TRACE, "=> key_read\n", 0, 0, 0 );
46
47	DBTzero( &key );
48	bv2DBT(k,&key);
49	key.ulen = key.size;
50	key.flags = DB_DBT_USERMEM;
51
52	rc = bdb_idl_fetch_key( be, db, txn, &key, ids, saved_cursor, get_flag );
53
54	if( rc != LDAP_SUCCESS ) {
55		Debug( LDAP_DEBUG_TRACE, "<= bdb_index_read: failed (%d)\n",
56			rc, 0, 0 );
57	} else {
58		Debug( LDAP_DEBUG_TRACE, "<= bdb_index_read %ld candidates\n",
59			(long) BDB_IDL_N(ids), 0, 0 );
60	}
61
62	return rc;
63}
64
65/* Add or remove stuff from index files */
66int
67bdb_key_change(
68	Backend *be,
69	DB *db,
70	DB_TXN *txn,
71	struct berval *k,
72	ID id,
73	int op
74)
75{
76	int	rc;
77	DBT	key;
78
79	Debug( LDAP_DEBUG_TRACE, "=> key_change(%s,%lx)\n",
80		op == SLAP_INDEX_ADD_OP ? "ADD":"DELETE", (long) id, 0 );
81
82	DBTzero( &key );
83	bv2DBT(k,&key);
84	key.ulen = key.size;
85	key.flags = DB_DBT_USERMEM;
86
87	if (op == SLAP_INDEX_ADD_OP) {
88		/* Add values */
89
90#ifdef BDB_TOOL_IDL_CACHING
91		if ( slapMode & SLAP_TOOL_QUICK )
92			rc = bdb_tool_idl_add( be, db, txn, &key, id );
93		else
94#endif
95			rc = bdb_idl_insert_key( be, db, txn, &key, id );
96		if ( rc == DB_KEYEXIST ) rc = 0;
97	} else {
98		/* Delete values */
99		rc = bdb_idl_delete_key( be, db, txn, &key, id );
100		if ( rc == DB_NOTFOUND ) rc = 0;
101	}
102
103	Debug( LDAP_DEBUG_TRACE, "<= key_change %d\n", rc, 0, 0 );
104
105	return rc;
106}
107