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122 lines
2.5 KiB
C
122 lines
2.5 KiB
C
/* operational.c - mdb backend operational attributes function */
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/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 2000-2013 The OpenLDAP Foundation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/socket.h>
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#include "slap.h"
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#include "back-mdb.h"
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/*
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* sets *hasSubordinates to LDAP_COMPARE_TRUE/LDAP_COMPARE_FALSE
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* if the entry has children or not.
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*/
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int
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mdb_hasSubordinates(
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Operation *op,
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Entry *e,
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int *hasSubordinates )
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{
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struct mdb_info *mdb = (struct mdb_info *) op->o_bd->be_private;
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MDB_txn *rtxn;
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mdb_op_info opinfo = {{{0}}}, *moi = &opinfo;
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int rc;
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assert( e != NULL );
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rc = mdb_opinfo_get(op, mdb, 1, &moi);
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switch(rc) {
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case 0:
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break;
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default:
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rc = LDAP_OTHER;
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goto done;
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}
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rtxn = moi->moi_txn;
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rc = mdb_dn2id_children( op, rtxn, e );
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switch( rc ) {
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case 0:
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*hasSubordinates = LDAP_COMPARE_TRUE;
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break;
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case MDB_NOTFOUND:
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*hasSubordinates = LDAP_COMPARE_FALSE;
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rc = LDAP_SUCCESS;
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break;
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default:
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Debug(LDAP_DEBUG_ARGS,
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"<=- " LDAP_XSTRING(mdb_hasSubordinates)
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": has_children failed: %s (%d)\n",
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mdb_strerror(rc), rc, 0 );
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rc = LDAP_OTHER;
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}
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done:;
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if ( moi == &opinfo ) {
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mdb_txn_reset( moi->moi_txn );
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LDAP_SLIST_REMOVE( &op->o_extra, &moi->moi_oe, OpExtra, oe_next );
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} else {
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moi->moi_ref--;
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}
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return rc;
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}
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/*
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* sets the supported operational attributes (if required)
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*/
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int
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mdb_operational(
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Operation *op,
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SlapReply *rs )
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{
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Attribute **ap;
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assert( rs->sr_entry != NULL );
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for ( ap = &rs->sr_operational_attrs; *ap; ap = &(*ap)->a_next ) {
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if ( (*ap)->a_desc == slap_schema.si_ad_hasSubordinates ) {
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break;
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}
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}
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if ( *ap == NULL &&
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attr_find( rs->sr_entry->e_attrs, slap_schema.si_ad_hasSubordinates ) == NULL &&
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( SLAP_OPATTRS( rs->sr_attr_flags ) ||
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ad_inlist( slap_schema.si_ad_hasSubordinates, rs->sr_attrs ) ) )
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{
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int hasSubordinates, rc;
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rc = mdb_hasSubordinates( op, rs->sr_entry, &hasSubordinates );
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if ( rc == LDAP_SUCCESS ) {
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*ap = slap_operational_hasSubordinate( hasSubordinates == LDAP_COMPARE_TRUE );
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assert( *ap != NULL );
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ap = &(*ap)->a_next;
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}
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}
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return LDAP_SUCCESS;
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}
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