text: /* OpenLDAP WiredTiger backend */
  /* $OpenLDAP$ */
  /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   *
   * Copyright 2002-2021 The OpenLDAP Foundation.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted only as authorized by the OpenLDAP
   * Public License.
   *
   * A copy of this license is available in the file LICENSE in the
   * top-level directory of the distribution or, alternatively, at
   * <http://www.OpenLDAP.org/license.html>.
   */
  /* ACKNOWLEDGEMENTS:
   * This work was developed by HAMANO Tsukasa <hamano@osstech.co.jp>
   * based on back-bdb for inclusion in OpenLDAP Software.
   * WiredTiger is a product of MongoDB Inc.
   */
  
  #include "portable.h"
  
  #include <stdio.h>
  #include <ac/string.h>
  
  #include "back-wt.h"
  #include "slap-config.h"
  
  int
  wt_hasSubordinates(
  	Operation *op,
  	Entry *e,
  	int *hasSubordinates )
  {
  	struct wt_info *wi = (struct wt_info *) op->o_bd->be_private;
  	wt_ctx *wc = NULL;
  	int rc;
  
  	assert( e != NULL );
  
  	wc = wt_ctx_get(op, wi);
  	if( !wc ){
  		Debug( LDAP_DEBUG_ANY,
  			   "wt_hasSubordinates: wt_ctx_get failed\n" );
  		return LDAP_OTHER;
  	}
  
  	rc = wt_dn2id_has_children(op, wc, e->e_id);
  	switch(rc){
  	case 0:
  		*hasSubordinates = LDAP_COMPARE_TRUE;
  		break;
  	case WT_NOTFOUND:
  		*hasSubordinates = LDAP_COMPARE_FALSE;
  		rc = LDAP_SUCCESS;
  		break;
  	default:
  		Debug(LDAP_DEBUG_ANY,
  			  "<=- wt_hasSubordinates: has_children failed: %s (%d)\n",
  			  wiredtiger_strerror(rc), rc );
  		rc = LDAP_OTHER;
  	}
  	return rc;
  }
  
  /*
   * sets the supported operational attributes (if required)
   */
  int
  wt_operational(
  	Operation *op,
  	SlapReply *rs )
  {
  	Attribute   **ap;
  
  	assert( rs->sr_entry != NULL );
  
  	for ( ap = &rs->sr_operational_attrs; *ap; ap = &(*ap)->a_next ) {
  		if ( (*ap)->a_desc == slap_schema.si_ad_hasSubordinates ) {
  			break;
  		}
  	}
  
  	if ( *ap == NULL &&
  		 attr_find( rs->sr_entry->e_attrs, slap_schema.si_ad_hasSubordinates ) == NULL &&
  		 ( SLAP_OPATTRS( rs->sr_attr_flags ) ||
  		   ad_inlist( slap_schema.si_ad_hasSubordinates, rs->sr_attrs ) ) )
  	{
  		int hasSubordinates, rc;
  
  		rc = wt_hasSubordinates( op, rs->sr_entry, &hasSubordinates );
  		if ( rc == LDAP_SUCCESS ) {
  			*ap = slap_operational_hasSubordinate( hasSubordinates == LDAP_COMPARE_TRUE );
  			assert( *ap != NULL );
  
  			ap = &(*ap)->a_next;
  		}
  	}
  
  	return LDAP_SUCCESS;
  }
  
  /*
   * Local variables:
   * indent-tabs-mode: t
   * tab-width: 4
   * c-basic-offset: 4
   * End:
   */
  